1use crate::{
2 ActiveDiagnostic, BlockId, CURSORS_VISIBLE_FOR, ChunkRendererContext, ChunkReplacement,
3 CodeActionSource, ColumnarMode, ConflictsOurs, ConflictsOursMarker, ConflictsOuter,
4 ConflictsTheirs, ConflictsTheirsMarker, ContextMenuPlacement, CursorShape, CustomBlockId,
5 DisplayDiffHunk, DisplayPoint, DisplayRow, DocumentHighlightRead, DocumentHighlightWrite,
6 EditDisplayMode, EditPrediction, Editor, EditorMode, EditorSettings, EditorSnapshot,
7 EditorStyle, FILE_HEADER_HEIGHT, FocusedBlock, GutterDimensions, HalfPageDown, HalfPageUp,
8 HandleInput, HoveredCursor, InlayHintRefreshReason, JumpData, LineDown, LineHighlight, LineUp,
9 MAX_LINE_LEN, MINIMAP_FONT_SIZE, MULTI_BUFFER_EXCERPT_HEADER_HEIGHT, OpenExcerpts, PageDown,
10 PageUp, PhantomBreakpointIndicator, Point, RowExt, RowRangeExt, SelectPhase,
11 SelectedTextHighlight, Selection, SelectionDragState, SoftWrap, StickyHeaderExcerpt, ToPoint,
12 ToggleFold, ToggleFoldAll,
13 code_context_menus::{CodeActionsMenu, MENU_ASIDE_MAX_WIDTH, MENU_ASIDE_MIN_WIDTH, MENU_GAP},
14 display_map::{
15 Block, BlockContext, BlockStyle, ChunkRendererId, DisplaySnapshot, EditorMargins,
16 HighlightKey, HighlightedChunk, ToDisplayPoint,
17 },
18 editor_settings::{
19 CurrentLineHighlight, DocumentColorsRenderMode, DoubleClickInMultibuffer, Minimap,
20 MinimapThumb, MinimapThumbBorder, ScrollBeyondLastLine, ScrollbarAxes,
21 ScrollbarDiagnostics, ShowMinimap,
22 },
23 git::blame::{BlameRenderer, GitBlame, GlobalBlameRenderer},
24 hover_popover::{
25 self, HOVER_POPOVER_GAP, MIN_POPOVER_CHARACTER_WIDTH, MIN_POPOVER_LINE_HEIGHT,
26 POPOVER_RIGHT_OFFSET, hover_at,
27 },
28 inlay_hint_settings,
29 items::BufferSearchHighlights,
30 mouse_context_menu::{self, MenuPosition},
31 scroll::{
32 ActiveScrollbarState, ScrollOffset, ScrollPixelOffset, ScrollbarThumbState,
33 scroll_amount::ScrollAmount,
34 },
35};
36use buffer_diff::{DiffHunkStatus, DiffHunkStatusKind};
37use collections::{BTreeMap, HashMap};
38use file_icons::FileIcons;
39use git::{
40 Oid,
41 blame::{BlameEntry, ParsedCommitMessage},
42 status::FileStatus,
43};
44use gpui::{
45 Action, Along, AnyElement, App, AppContext, AvailableSpace, Axis as ScrollbarAxis, BorderStyle,
46 Bounds, ClickEvent, ClipboardItem, ContentMask, Context, Corner, Corners, CursorStyle,
47 DispatchPhase, Edges, Element, ElementInputHandler, Entity, Focusable as _, FontId,
48 GlobalElementId, Hitbox, HitboxBehavior, Hsla, InteractiveElement, IntoElement, IsZero,
49 KeybindingKeystroke, Length, Modifiers, ModifiersChangedEvent, MouseButton, MouseClickEvent,
50 MouseDownEvent, MouseMoveEvent, MouseUpEvent, PaintQuad, ParentElement, Pixels, ScrollDelta,
51 ScrollHandle, ScrollWheelEvent, ShapedLine, SharedString, Size, StatefulInteractiveElement,
52 Style, Styled, TextRun, TextStyleRefinement, WeakEntity, Window, anchored, deferred, div, fill,
53 linear_color_stop, linear_gradient, outline, point, px, quad, relative, size, solid_background,
54 transparent_black,
55};
56use itertools::Itertools;
57use language::{IndentGuideSettings, language_settings::ShowWhitespaceSetting};
58use markdown::Markdown;
59use multi_buffer::{
60 Anchor, ExcerptId, ExcerptInfo, ExpandExcerptDirection, ExpandInfo, MultiBufferPoint,
61 MultiBufferRow, RowInfo,
62};
63
64use project::{
65 Entry, ProjectPath,
66 debugger::breakpoint_store::{Breakpoint, BreakpointSessionState},
67 project_settings::ProjectSettings,
68};
69use settings::{
70 GitGutterSetting, GitHunkStyleSetting, IndentGuideBackgroundColoring, IndentGuideColoring,
71 Settings,
72};
73use smallvec::{SmallVec, smallvec};
74use std::{
75 any::TypeId,
76 borrow::Cow,
77 cmp::{self, Ordering},
78 fmt::{self, Write},
79 iter, mem,
80 ops::{Deref, Range},
81 path::{self, Path},
82 rc::Rc,
83 sync::Arc,
84 time::{Duration, Instant},
85};
86use sum_tree::Bias;
87use text::{BufferId, SelectionGoal};
88use theme::{ActiveTheme, Appearance, BufferLineHeight, PlayerColor};
89use ui::utils::ensure_minimum_contrast;
90use ui::{
91 ButtonLike, ContextMenu, Indicator, KeyBinding, POPOVER_Y_PADDING, Tooltip, h_flex, prelude::*,
92 right_click_menu, scrollbars::ShowScrollbar, text_for_keystroke,
93};
94use unicode_segmentation::UnicodeSegmentation;
95use util::post_inc;
96use util::{RangeExt, ResultExt, debug_panic};
97use workspace::{
98 CollaboratorId, ItemSettings, OpenInTerminal, OpenTerminal, RevealInProjectPanel, Workspace,
99 item::{Item, ItemBufferKind},
100 notifications::NotifyTaskExt,
101};
102
103/// Determines what kinds of highlights should be applied to a lines background.
104#[derive(Clone, Copy, Default)]
105struct LineHighlightSpec {
106 selection: bool,
107 breakpoint: bool,
108 _active_stack_frame: bool,
109}
110
111#[derive(Debug)]
112struct SelectionLayout {
113 head: DisplayPoint,
114 cursor_shape: CursorShape,
115 is_newest: bool,
116 is_local: bool,
117 range: Range<DisplayPoint>,
118 active_rows: Range<DisplayRow>,
119 user_name: Option<SharedString>,
120}
121
122struct InlineBlameLayout {
123 element: AnyElement,
124 bounds: Bounds<Pixels>,
125 buffer_id: BufferId,
126 entry: BlameEntry,
127}
128
129impl SelectionLayout {
130 fn new<T: ToPoint + ToDisplayPoint + Clone>(
131 selection: Selection<T>,
132 line_mode: bool,
133 cursor_shape: CursorShape,
134 map: &DisplaySnapshot,
135 is_newest: bool,
136 is_local: bool,
137 user_name: Option<SharedString>,
138 ) -> Self {
139 let point_selection = selection.map(|p| p.to_point(map.buffer_snapshot()));
140 let display_selection = point_selection.map(|p| p.to_display_point(map));
141 let mut range = display_selection.range();
142 let mut head = display_selection.head();
143 let mut active_rows = map.prev_line_boundary(point_selection.start).1.row()
144 ..map.next_line_boundary(point_selection.end).1.row();
145
146 // vim visual line mode
147 if line_mode {
148 let point_range = map.expand_to_line(point_selection.range());
149 range = point_range.start.to_display_point(map)..point_range.end.to_display_point(map);
150 }
151
152 // any vim visual mode (including line mode)
153 if (cursor_shape == CursorShape::Block || cursor_shape == CursorShape::Hollow)
154 && !range.is_empty()
155 && !selection.reversed
156 {
157 if head.column() > 0 {
158 head = map.clip_point(DisplayPoint::new(head.row(), head.column() - 1), Bias::Left)
159 } else if head.row().0 > 0 && head != map.max_point() {
160 head = map.clip_point(
161 DisplayPoint::new(
162 head.row().previous_row(),
163 map.line_len(head.row().previous_row()),
164 ),
165 Bias::Left,
166 );
167 // updating range.end is a no-op unless you're cursor is
168 // on the newline containing a multi-buffer divider
169 // in which case the clip_point may have moved the head up
170 // an additional row.
171 range.end = DisplayPoint::new(head.row().next_row(), 0);
172 active_rows.end = head.row();
173 }
174 }
175
176 Self {
177 head,
178 cursor_shape,
179 is_newest,
180 is_local,
181 range,
182 active_rows,
183 user_name,
184 }
185 }
186}
187
188pub struct EditorElement {
189 editor: Entity<Editor>,
190 style: EditorStyle,
191}
192
193type DisplayRowDelta = u32;
194
195impl EditorElement {
196 pub(crate) const SCROLLBAR_WIDTH: Pixels = px(15.);
197
198 pub fn new(editor: &Entity<Editor>, style: EditorStyle) -> Self {
199 Self {
200 editor: editor.clone(),
201 style,
202 }
203 }
204
205 fn register_actions(&self, window: &mut Window, cx: &mut App) {
206 let editor = &self.editor;
207 editor.update(cx, |editor, cx| {
208 for action in editor.editor_actions.borrow().values() {
209 (action)(editor, window, cx)
210 }
211 });
212
213 crate::rust_analyzer_ext::apply_related_actions(editor, window, cx);
214 crate::clangd_ext::apply_related_actions(editor, window, cx);
215
216 register_action(editor, window, Editor::open_context_menu);
217 register_action(editor, window, Editor::move_left);
218 register_action(editor, window, Editor::move_right);
219 register_action(editor, window, Editor::move_down);
220 register_action(editor, window, Editor::move_down_by_lines);
221 register_action(editor, window, Editor::select_down_by_lines);
222 register_action(editor, window, Editor::move_up);
223 register_action(editor, window, Editor::move_up_by_lines);
224 register_action(editor, window, Editor::select_up_by_lines);
225 register_action(editor, window, Editor::select_page_down);
226 register_action(editor, window, Editor::select_page_up);
227 register_action(editor, window, Editor::cancel);
228 register_action(editor, window, Editor::newline);
229 register_action(editor, window, Editor::newline_above);
230 register_action(editor, window, Editor::newline_below);
231 register_action(editor, window, Editor::backspace);
232 register_action(editor, window, Editor::blame_hover);
233 register_action(editor, window, Editor::delete);
234 register_action(editor, window, Editor::tab);
235 register_action(editor, window, Editor::backtab);
236 register_action(editor, window, Editor::indent);
237 register_action(editor, window, Editor::outdent);
238 register_action(editor, window, Editor::autoindent);
239 register_action(editor, window, Editor::delete_line);
240 register_action(editor, window, Editor::join_lines);
241 register_action(editor, window, Editor::sort_lines_by_length);
242 register_action(editor, window, Editor::sort_lines_case_sensitive);
243 register_action(editor, window, Editor::sort_lines_case_insensitive);
244 register_action(editor, window, Editor::reverse_lines);
245 register_action(editor, window, Editor::shuffle_lines);
246 register_action(editor, window, Editor::convert_indentation_to_spaces);
247 register_action(editor, window, Editor::convert_indentation_to_tabs);
248 register_action(editor, window, Editor::convert_to_upper_case);
249 register_action(editor, window, Editor::convert_to_lower_case);
250 register_action(editor, window, Editor::convert_to_title_case);
251 register_action(editor, window, Editor::convert_to_snake_case);
252 register_action(editor, window, Editor::convert_to_kebab_case);
253 register_action(editor, window, Editor::convert_to_upper_camel_case);
254 register_action(editor, window, Editor::convert_to_lower_camel_case);
255 register_action(editor, window, Editor::convert_to_opposite_case);
256 register_action(editor, window, Editor::convert_to_sentence_case);
257 register_action(editor, window, Editor::toggle_case);
258 register_action(editor, window, Editor::convert_to_rot13);
259 register_action(editor, window, Editor::convert_to_rot47);
260 register_action(editor, window, Editor::delete_to_previous_word_start);
261 register_action(editor, window, Editor::delete_to_previous_subword_start);
262 register_action(editor, window, Editor::delete_to_next_word_end);
263 register_action(editor, window, Editor::delete_to_next_subword_end);
264 register_action(editor, window, Editor::delete_to_beginning_of_line);
265 register_action(editor, window, Editor::delete_to_end_of_line);
266 register_action(editor, window, Editor::cut_to_end_of_line);
267 register_action(editor, window, Editor::duplicate_line_up);
268 register_action(editor, window, Editor::duplicate_line_down);
269 register_action(editor, window, Editor::duplicate_selection);
270 register_action(editor, window, Editor::move_line_up);
271 register_action(editor, window, Editor::move_line_down);
272 register_action(editor, window, Editor::transpose);
273 register_action(editor, window, Editor::rewrap);
274 register_action(editor, window, Editor::cut);
275 register_action(editor, window, Editor::kill_ring_cut);
276 register_action(editor, window, Editor::kill_ring_yank);
277 register_action(editor, window, Editor::copy);
278 register_action(editor, window, Editor::copy_and_trim);
279 register_action(editor, window, Editor::diff_clipboard_with_selection);
280 register_action(editor, window, Editor::paste);
281 register_action(editor, window, Editor::undo);
282 register_action(editor, window, Editor::redo);
283 register_action(editor, window, Editor::move_page_up);
284 register_action(editor, window, Editor::move_page_down);
285 register_action(editor, window, Editor::next_screen);
286 register_action(editor, window, Editor::scroll_cursor_top);
287 register_action(editor, window, Editor::scroll_cursor_center);
288 register_action(editor, window, Editor::scroll_cursor_bottom);
289 register_action(editor, window, Editor::scroll_cursor_center_top_bottom);
290 register_action(editor, window, |editor, _: &LineDown, window, cx| {
291 editor.scroll_screen(&ScrollAmount::Line(1.), window, cx)
292 });
293 register_action(editor, window, |editor, _: &LineUp, window, cx| {
294 editor.scroll_screen(&ScrollAmount::Line(-1.), window, cx)
295 });
296 register_action(editor, window, |editor, _: &HalfPageDown, window, cx| {
297 editor.scroll_screen(&ScrollAmount::Page(0.5), window, cx)
298 });
299 register_action(
300 editor,
301 window,
302 |editor, HandleInput(text): &HandleInput, window, cx| {
303 if text.is_empty() {
304 return;
305 }
306 editor.handle_input(text, window, cx);
307 },
308 );
309 register_action(editor, window, |editor, _: &HalfPageUp, window, cx| {
310 editor.scroll_screen(&ScrollAmount::Page(-0.5), window, cx)
311 });
312 register_action(editor, window, |editor, _: &PageDown, window, cx| {
313 editor.scroll_screen(&ScrollAmount::Page(1.), window, cx)
314 });
315 register_action(editor, window, |editor, _: &PageUp, window, cx| {
316 editor.scroll_screen(&ScrollAmount::Page(-1.), window, cx)
317 });
318 register_action(editor, window, Editor::move_to_previous_word_start);
319 register_action(editor, window, Editor::move_to_previous_subword_start);
320 register_action(editor, window, Editor::move_to_next_word_end);
321 register_action(editor, window, Editor::move_to_next_subword_end);
322 register_action(editor, window, Editor::move_to_beginning_of_line);
323 register_action(editor, window, Editor::move_to_end_of_line);
324 register_action(editor, window, Editor::move_to_start_of_paragraph);
325 register_action(editor, window, Editor::move_to_end_of_paragraph);
326 register_action(editor, window, Editor::move_to_beginning);
327 register_action(editor, window, Editor::move_to_end);
328 register_action(editor, window, Editor::move_to_start_of_excerpt);
329 register_action(editor, window, Editor::move_to_start_of_next_excerpt);
330 register_action(editor, window, Editor::move_to_end_of_excerpt);
331 register_action(editor, window, Editor::move_to_end_of_previous_excerpt);
332 register_action(editor, window, Editor::select_up);
333 register_action(editor, window, Editor::select_down);
334 register_action(editor, window, Editor::select_left);
335 register_action(editor, window, Editor::select_right);
336 register_action(editor, window, Editor::select_to_previous_word_start);
337 register_action(editor, window, Editor::select_to_previous_subword_start);
338 register_action(editor, window, Editor::select_to_next_word_end);
339 register_action(editor, window, Editor::select_to_next_subword_end);
340 register_action(editor, window, Editor::select_to_beginning_of_line);
341 register_action(editor, window, Editor::select_to_end_of_line);
342 register_action(editor, window, Editor::select_to_start_of_paragraph);
343 register_action(editor, window, Editor::select_to_end_of_paragraph);
344 register_action(editor, window, Editor::select_to_start_of_excerpt);
345 register_action(editor, window, Editor::select_to_start_of_next_excerpt);
346 register_action(editor, window, Editor::select_to_end_of_excerpt);
347 register_action(editor, window, Editor::select_to_end_of_previous_excerpt);
348 register_action(editor, window, Editor::select_to_beginning);
349 register_action(editor, window, Editor::select_to_end);
350 register_action(editor, window, Editor::select_all);
351 register_action(editor, window, |editor, action, window, cx| {
352 editor.select_all_matches(action, window, cx).log_err();
353 });
354 register_action(editor, window, Editor::select_line);
355 register_action(editor, window, Editor::split_selection_into_lines);
356 register_action(editor, window, Editor::add_selection_above);
357 register_action(editor, window, Editor::add_selection_below);
358 register_action(editor, window, |editor, action, window, cx| {
359 editor.select_next(action, window, cx).log_err();
360 });
361 register_action(editor, window, |editor, action, window, cx| {
362 editor.select_previous(action, window, cx).log_err();
363 });
364 register_action(editor, window, |editor, action, window, cx| {
365 editor.find_next_match(action, window, cx).log_err();
366 });
367 register_action(editor, window, |editor, action, window, cx| {
368 editor.find_previous_match(action, window, cx).log_err();
369 });
370 register_action(editor, window, Editor::toggle_comments);
371 register_action(editor, window, Editor::select_larger_syntax_node);
372 register_action(editor, window, Editor::select_smaller_syntax_node);
373 register_action(editor, window, Editor::select_next_syntax_node);
374 register_action(editor, window, Editor::select_prev_syntax_node);
375 register_action(editor, window, Editor::unwrap_syntax_node);
376 register_action(editor, window, Editor::select_enclosing_symbol);
377 register_action(editor, window, Editor::move_to_enclosing_bracket);
378 register_action(editor, window, Editor::undo_selection);
379 register_action(editor, window, Editor::redo_selection);
380 if editor.read(cx).buffer_kind(cx) == ItemBufferKind::Multibuffer {
381 register_action(editor, window, Editor::expand_excerpts);
382 register_action(editor, window, Editor::expand_excerpts_up);
383 register_action(editor, window, Editor::expand_excerpts_down);
384 }
385 register_action(editor, window, Editor::go_to_diagnostic);
386 register_action(editor, window, Editor::go_to_prev_diagnostic);
387 register_action(editor, window, Editor::go_to_next_hunk);
388 register_action(editor, window, Editor::go_to_prev_hunk);
389 register_action(editor, window, Editor::go_to_next_document_highlight);
390 register_action(editor, window, Editor::go_to_prev_document_highlight);
391 register_action(editor, window, |editor, action, window, cx| {
392 editor
393 .go_to_definition(action, window, cx)
394 .detach_and_log_err(cx);
395 });
396 register_action(editor, window, |editor, action, window, cx| {
397 editor
398 .go_to_definition_split(action, window, cx)
399 .detach_and_log_err(cx);
400 });
401 register_action(editor, window, |editor, action, window, cx| {
402 editor
403 .go_to_declaration(action, window, cx)
404 .detach_and_log_err(cx);
405 });
406 register_action(editor, window, |editor, action, window, cx| {
407 editor
408 .go_to_declaration_split(action, window, cx)
409 .detach_and_log_err(cx);
410 });
411 register_action(editor, window, |editor, action, window, cx| {
412 editor
413 .go_to_implementation(action, window, cx)
414 .detach_and_log_err(cx);
415 });
416 register_action(editor, window, |editor, action, window, cx| {
417 editor
418 .go_to_implementation_split(action, window, cx)
419 .detach_and_log_err(cx);
420 });
421 register_action(editor, window, |editor, action, window, cx| {
422 editor
423 .go_to_type_definition(action, window, cx)
424 .detach_and_log_err(cx);
425 });
426 register_action(editor, window, |editor, action, window, cx| {
427 editor
428 .go_to_type_definition_split(action, window, cx)
429 .detach_and_log_err(cx);
430 });
431 register_action(editor, window, Editor::open_url);
432 register_action(editor, window, Editor::open_selected_filename);
433 register_action(editor, window, Editor::fold);
434 register_action(editor, window, Editor::fold_at_level);
435 register_action(editor, window, Editor::fold_at_level_1);
436 register_action(editor, window, Editor::fold_at_level_2);
437 register_action(editor, window, Editor::fold_at_level_3);
438 register_action(editor, window, Editor::fold_at_level_4);
439 register_action(editor, window, Editor::fold_at_level_5);
440 register_action(editor, window, Editor::fold_at_level_6);
441 register_action(editor, window, Editor::fold_at_level_7);
442 register_action(editor, window, Editor::fold_at_level_8);
443 register_action(editor, window, Editor::fold_at_level_9);
444 register_action(editor, window, Editor::fold_all);
445 register_action(editor, window, Editor::fold_function_bodies);
446 register_action(editor, window, Editor::fold_recursive);
447 register_action(editor, window, Editor::toggle_fold);
448 register_action(editor, window, Editor::toggle_fold_recursive);
449 register_action(editor, window, Editor::toggle_fold_all);
450 register_action(editor, window, Editor::unfold_lines);
451 register_action(editor, window, Editor::unfold_recursive);
452 register_action(editor, window, Editor::unfold_all);
453 register_action(editor, window, Editor::fold_selected_ranges);
454 register_action(editor, window, Editor::set_mark);
455 register_action(editor, window, Editor::swap_selection_ends);
456 register_action(editor, window, Editor::show_completions);
457 register_action(editor, window, Editor::show_word_completions);
458 register_action(editor, window, Editor::toggle_code_actions);
459 register_action(editor, window, Editor::open_excerpts);
460 register_action(editor, window, Editor::open_excerpts_in_split);
461 register_action(editor, window, Editor::open_proposed_changes_editor);
462 register_action(editor, window, Editor::toggle_soft_wrap);
463 register_action(editor, window, Editor::toggle_tab_bar);
464 register_action(editor, window, Editor::toggle_line_numbers);
465 register_action(editor, window, Editor::toggle_relative_line_numbers);
466 register_action(editor, window, Editor::toggle_indent_guides);
467 register_action(editor, window, Editor::toggle_inlay_hints);
468 register_action(editor, window, Editor::toggle_edit_predictions);
469 if editor.read(cx).diagnostics_enabled() {
470 register_action(editor, window, Editor::toggle_diagnostics);
471 }
472 if editor.read(cx).inline_diagnostics_enabled() {
473 register_action(editor, window, Editor::toggle_inline_diagnostics);
474 }
475 if editor.read(cx).supports_minimap(cx) {
476 register_action(editor, window, Editor::toggle_minimap);
477 }
478 register_action(editor, window, hover_popover::hover);
479 register_action(editor, window, Editor::reveal_in_finder);
480 register_action(editor, window, Editor::copy_path);
481 register_action(editor, window, Editor::copy_relative_path);
482 register_action(editor, window, Editor::copy_file_name);
483 register_action(editor, window, Editor::copy_file_name_without_extension);
484 register_action(editor, window, Editor::copy_highlight_json);
485 register_action(editor, window, Editor::copy_permalink_to_line);
486 register_action(editor, window, Editor::open_permalink_to_line);
487 register_action(editor, window, Editor::copy_file_location);
488 register_action(editor, window, Editor::toggle_git_blame);
489 register_action(editor, window, Editor::toggle_git_blame_inline);
490 register_action(editor, window, Editor::open_git_blame_commit);
491 register_action(editor, window, Editor::toggle_selected_diff_hunks);
492 register_action(editor, window, Editor::toggle_staged_selected_diff_hunks);
493 register_action(editor, window, Editor::stage_and_next);
494 register_action(editor, window, Editor::unstage_and_next);
495 register_action(editor, window, Editor::expand_all_diff_hunks);
496 register_action(editor, window, Editor::collapse_all_diff_hunks);
497 register_action(editor, window, Editor::go_to_previous_change);
498 register_action(editor, window, Editor::go_to_next_change);
499
500 register_action(editor, window, |editor, action, window, cx| {
501 if let Some(task) = editor.format(action, window, cx) {
502 task.detach_and_notify_err(window, cx);
503 } else {
504 cx.propagate();
505 }
506 });
507 register_action(editor, window, |editor, action, window, cx| {
508 if let Some(task) = editor.format_selections(action, window, cx) {
509 task.detach_and_notify_err(window, cx);
510 } else {
511 cx.propagate();
512 }
513 });
514 register_action(editor, window, |editor, action, window, cx| {
515 if let Some(task) = editor.organize_imports(action, window, cx) {
516 task.detach_and_notify_err(window, cx);
517 } else {
518 cx.propagate();
519 }
520 });
521 register_action(editor, window, Editor::restart_language_server);
522 register_action(editor, window, Editor::stop_language_server);
523 register_action(editor, window, Editor::show_character_palette);
524 register_action(editor, window, |editor, action, window, cx| {
525 if let Some(task) = editor.confirm_completion(action, window, cx) {
526 task.detach_and_notify_err(window, cx);
527 } else {
528 cx.propagate();
529 }
530 });
531 register_action(editor, window, |editor, action, window, cx| {
532 if let Some(task) = editor.confirm_completion_replace(action, window, cx) {
533 task.detach_and_notify_err(window, cx);
534 } else {
535 cx.propagate();
536 }
537 });
538 register_action(editor, window, |editor, action, window, cx| {
539 if let Some(task) = editor.confirm_completion_insert(action, window, cx) {
540 task.detach_and_notify_err(window, cx);
541 } else {
542 cx.propagate();
543 }
544 });
545 register_action(editor, window, |editor, action, window, cx| {
546 if let Some(task) = editor.compose_completion(action, window, cx) {
547 task.detach_and_notify_err(window, cx);
548 } else {
549 cx.propagate();
550 }
551 });
552 register_action(editor, window, |editor, action, window, cx| {
553 if let Some(task) = editor.confirm_code_action(action, window, cx) {
554 task.detach_and_notify_err(window, cx);
555 } else {
556 cx.propagate();
557 }
558 });
559 register_action(editor, window, |editor, action, window, cx| {
560 if let Some(task) = editor.rename(action, window, cx) {
561 task.detach_and_notify_err(window, cx);
562 } else {
563 cx.propagate();
564 }
565 });
566 register_action(editor, window, |editor, action, window, cx| {
567 if let Some(task) = editor.confirm_rename(action, window, cx) {
568 task.detach_and_notify_err(window, cx);
569 } else {
570 cx.propagate();
571 }
572 });
573 register_action(editor, window, |editor, action, window, cx| {
574 if let Some(task) = editor.find_all_references(action, window, cx) {
575 task.detach_and_log_err(cx);
576 } else {
577 cx.propagate();
578 }
579 });
580 register_action(editor, window, Editor::show_signature_help);
581 register_action(editor, window, Editor::signature_help_prev);
582 register_action(editor, window, Editor::signature_help_next);
583 register_action(editor, window, Editor::next_edit_prediction);
584 register_action(editor, window, Editor::previous_edit_prediction);
585 register_action(editor, window, Editor::show_edit_prediction);
586 register_action(editor, window, Editor::context_menu_first);
587 register_action(editor, window, Editor::context_menu_prev);
588 register_action(editor, window, Editor::context_menu_next);
589 register_action(editor, window, Editor::context_menu_last);
590 register_action(editor, window, Editor::display_cursor_names);
591 register_action(editor, window, Editor::unique_lines_case_insensitive);
592 register_action(editor, window, Editor::unique_lines_case_sensitive);
593 register_action(editor, window, Editor::accept_partial_edit_prediction);
594 register_action(editor, window, Editor::accept_edit_prediction);
595 register_action(editor, window, Editor::restore_file);
596 register_action(editor, window, Editor::git_restore);
597 register_action(editor, window, Editor::apply_all_diff_hunks);
598 register_action(editor, window, Editor::apply_selected_diff_hunks);
599 register_action(editor, window, Editor::open_active_item_in_terminal);
600 register_action(editor, window, Editor::reload_file);
601 register_action(editor, window, Editor::spawn_nearest_task);
602 register_action(editor, window, Editor::insert_uuid_v4);
603 register_action(editor, window, Editor::insert_uuid_v7);
604 register_action(editor, window, Editor::open_selections_in_multibuffer);
605 register_action(editor, window, Editor::toggle_breakpoint);
606 register_action(editor, window, Editor::edit_log_breakpoint);
607 register_action(editor, window, Editor::enable_breakpoint);
608 register_action(editor, window, Editor::disable_breakpoint);
609 if editor.read(cx).enable_wrap_selections_in_tag(cx) {
610 register_action(editor, window, Editor::wrap_selections_in_tag);
611 }
612 }
613
614 fn register_key_listeners(&self, window: &mut Window, _: &mut App, layout: &EditorLayout) {
615 let position_map = layout.position_map.clone();
616 window.on_key_event({
617 let editor = self.editor.clone();
618 move |event: &ModifiersChangedEvent, phase, window, cx| {
619 if phase != DispatchPhase::Bubble {
620 return;
621 }
622 editor.update(cx, |editor, cx| {
623 let inlay_hint_settings = inlay_hint_settings(
624 editor.selections.newest_anchor().head(),
625 &editor.buffer.read(cx).snapshot(cx),
626 cx,
627 );
628
629 if let Some(inlay_modifiers) = inlay_hint_settings
630 .toggle_on_modifiers_press
631 .as_ref()
632 .filter(|modifiers| modifiers.modified())
633 {
634 editor.refresh_inlay_hints(
635 InlayHintRefreshReason::ModifiersChanged(
636 inlay_modifiers == &event.modifiers,
637 ),
638 cx,
639 );
640 }
641
642 if editor.hover_state.focused(window, cx) {
643 return;
644 }
645
646 editor.handle_modifiers_changed(event.modifiers, &position_map, window, cx);
647 })
648 }
649 });
650 }
651
652 fn mouse_left_down(
653 editor: &mut Editor,
654 event: &MouseDownEvent,
655 position_map: &PositionMap,
656 line_numbers: &HashMap<MultiBufferRow, LineNumberLayout>,
657 window: &mut Window,
658 cx: &mut Context<Editor>,
659 ) {
660 if window.default_prevented() {
661 return;
662 }
663
664 let text_hitbox = &position_map.text_hitbox;
665 let gutter_hitbox = &position_map.gutter_hitbox;
666 let point_for_position = position_map.point_for_position(event.position);
667 let mut click_count = event.click_count;
668 let mut modifiers = event.modifiers;
669
670 if let Some(hovered_hunk) =
671 position_map
672 .display_hunks
673 .iter()
674 .find_map(|(hunk, hunk_hitbox)| match hunk {
675 DisplayDiffHunk::Folded { .. } => None,
676 DisplayDiffHunk::Unfolded {
677 multi_buffer_range, ..
678 } => hunk_hitbox
679 .as_ref()
680 .is_some_and(|hitbox| hitbox.is_hovered(window))
681 .then(|| multi_buffer_range.clone()),
682 })
683 {
684 editor.toggle_single_diff_hunk(hovered_hunk, cx);
685 cx.notify();
686 return;
687 } else if gutter_hitbox.is_hovered(window) {
688 click_count = 3; // Simulate triple-click when clicking the gutter to select lines
689 } else if !text_hitbox.is_hovered(window) {
690 return;
691 }
692
693 if EditorSettings::get_global(cx)
694 .drag_and_drop_selection
695 .enabled
696 && click_count == 1
697 && !modifiers.shift
698 {
699 let newest_anchor = editor.selections.newest_anchor();
700 let snapshot = editor.snapshot(window, cx);
701 let selection = newest_anchor.map(|anchor| anchor.to_display_point(&snapshot));
702 if point_for_position.intersects_selection(&selection) {
703 editor.selection_drag_state = SelectionDragState::ReadyToDrag {
704 selection: newest_anchor.clone(),
705 click_position: event.position,
706 mouse_down_time: Instant::now(),
707 };
708 cx.stop_propagation();
709 return;
710 }
711 }
712
713 let is_singleton = editor.buffer().read(cx).is_singleton();
714
715 if click_count == 2 && !is_singleton {
716 match EditorSettings::get_global(cx).double_click_in_multibuffer {
717 DoubleClickInMultibuffer::Select => {
718 // do nothing special on double click, all selection logic is below
719 }
720 DoubleClickInMultibuffer::Open => {
721 if modifiers.alt {
722 // if double click is made with alt, pretend it's a regular double click without opening and alt,
723 // and run the selection logic.
724 modifiers.alt = false;
725 } else {
726 let scroll_position_row = position_map.scroll_position.y;
727 let display_row = (((event.position - gutter_hitbox.bounds.origin).y
728 / position_map.line_height)
729 as f64
730 + position_map.scroll_position.y)
731 as u32;
732 let multi_buffer_row = position_map
733 .snapshot
734 .display_point_to_point(
735 DisplayPoint::new(DisplayRow(display_row), 0),
736 Bias::Right,
737 )
738 .row;
739 let line_offset_from_top = display_row - scroll_position_row as u32;
740 // if double click is made without alt, open the corresponding excerp
741 editor.open_excerpts_common(
742 Some(JumpData::MultiBufferRow {
743 row: MultiBufferRow(multi_buffer_row),
744 line_offset_from_top,
745 }),
746 false,
747 window,
748 cx,
749 );
750 return;
751 }
752 }
753 }
754 }
755
756 if !is_singleton {
757 let display_row = (ScrollPixelOffset::from(
758 (event.position - gutter_hitbox.bounds.origin).y / position_map.line_height,
759 ) + position_map.scroll_position.y) as u32;
760 let multi_buffer_row = position_map
761 .snapshot
762 .display_point_to_point(DisplayPoint::new(DisplayRow(display_row), 0), Bias::Right)
763 .row;
764 if line_numbers
765 .get(&MultiBufferRow(multi_buffer_row))
766 .is_some_and(|line_layout| {
767 line_layout.segments.iter().any(|segment| {
768 segment
769 .hitbox
770 .as_ref()
771 .is_some_and(|hitbox| hitbox.contains(&event.position))
772 })
773 })
774 {
775 let line_offset_from_top = display_row - position_map.scroll_position.y as u32;
776
777 editor.open_excerpts_common(
778 Some(JumpData::MultiBufferRow {
779 row: MultiBufferRow(multi_buffer_row),
780 line_offset_from_top,
781 }),
782 modifiers.alt,
783 window,
784 cx,
785 );
786 cx.stop_propagation();
787 return;
788 }
789 }
790
791 let position = point_for_position.previous_valid;
792 if let Some(mode) = Editor::columnar_selection_mode(&modifiers, cx) {
793 editor.select(
794 SelectPhase::BeginColumnar {
795 position,
796 reset: match mode {
797 ColumnarMode::FromMouse => true,
798 ColumnarMode::FromSelection => false,
799 },
800 mode,
801 goal_column: point_for_position.exact_unclipped.column(),
802 },
803 window,
804 cx,
805 );
806 } else if modifiers.shift && !modifiers.control && !modifiers.alt && !modifiers.secondary()
807 {
808 editor.select(
809 SelectPhase::Extend {
810 position,
811 click_count,
812 },
813 window,
814 cx,
815 );
816 } else {
817 editor.select(
818 SelectPhase::Begin {
819 position,
820 add: Editor::multi_cursor_modifier(true, &modifiers, cx),
821 click_count,
822 },
823 window,
824 cx,
825 );
826 }
827 cx.stop_propagation();
828 }
829
830 fn mouse_right_down(
831 editor: &mut Editor,
832 event: &MouseDownEvent,
833 position_map: &PositionMap,
834 window: &mut Window,
835 cx: &mut Context<Editor>,
836 ) {
837 if position_map.gutter_hitbox.is_hovered(window) {
838 let gutter_right_padding = editor.gutter_dimensions.right_padding;
839 let hitbox = &position_map.gutter_hitbox;
840
841 if event.position.x <= hitbox.bounds.right() - gutter_right_padding {
842 let point_for_position = position_map.point_for_position(event.position);
843 editor.set_breakpoint_context_menu(
844 point_for_position.previous_valid.row(),
845 None,
846 event.position,
847 window,
848 cx,
849 );
850 }
851 return;
852 }
853
854 if !position_map.text_hitbox.is_hovered(window) {
855 return;
856 }
857
858 let point_for_position = position_map.point_for_position(event.position);
859 mouse_context_menu::deploy_context_menu(
860 editor,
861 Some(event.position),
862 point_for_position.previous_valid,
863 window,
864 cx,
865 );
866 cx.stop_propagation();
867 }
868
869 fn mouse_middle_down(
870 editor: &mut Editor,
871 event: &MouseDownEvent,
872 position_map: &PositionMap,
873 window: &mut Window,
874 cx: &mut Context<Editor>,
875 ) {
876 if !position_map.text_hitbox.is_hovered(window) || window.default_prevented() {
877 return;
878 }
879
880 let point_for_position = position_map.point_for_position(event.position);
881 let position = point_for_position.previous_valid;
882
883 editor.select(
884 SelectPhase::BeginColumnar {
885 position,
886 reset: true,
887 mode: ColumnarMode::FromMouse,
888 goal_column: point_for_position.exact_unclipped.column(),
889 },
890 window,
891 cx,
892 );
893 }
894
895 fn mouse_up(
896 editor: &mut Editor,
897 event: &MouseUpEvent,
898 position_map: &PositionMap,
899 window: &mut Window,
900 cx: &mut Context<Editor>,
901 ) {
902 let text_hitbox = &position_map.text_hitbox;
903 let end_selection = editor.has_pending_selection();
904 let pending_nonempty_selections = editor.has_pending_nonempty_selection();
905 let point_for_position = position_map.point_for_position(event.position);
906
907 match editor.selection_drag_state {
908 SelectionDragState::ReadyToDrag {
909 selection: _,
910 ref click_position,
911 mouse_down_time: _,
912 } => {
913 if event.position == *click_position {
914 editor.select(
915 SelectPhase::Begin {
916 position: point_for_position.previous_valid,
917 add: false,
918 click_count: 1, // ready to drag state only occurs on click count 1
919 },
920 window,
921 cx,
922 );
923 editor.selection_drag_state = SelectionDragState::None;
924 cx.stop_propagation();
925 return;
926 } else {
927 debug_panic!("drag state can never be in ready state after drag")
928 }
929 }
930 SelectionDragState::Dragging { ref selection, .. } => {
931 let snapshot = editor.snapshot(window, cx);
932 let selection_display = selection.map(|anchor| anchor.to_display_point(&snapshot));
933 if !point_for_position.intersects_selection(&selection_display)
934 && text_hitbox.is_hovered(window)
935 {
936 let is_cut = !(cfg!(target_os = "macos") && event.modifiers.alt
937 || cfg!(not(target_os = "macos")) && event.modifiers.control);
938 editor.move_selection_on_drop(
939 &selection.clone(),
940 point_for_position.previous_valid,
941 is_cut,
942 window,
943 cx,
944 );
945 }
946 editor.selection_drag_state = SelectionDragState::None;
947 cx.stop_propagation();
948 cx.notify();
949 return;
950 }
951 _ => {}
952 }
953
954 if end_selection {
955 editor.select(SelectPhase::End, window, cx);
956 }
957
958 if end_selection && pending_nonempty_selections {
959 cx.stop_propagation();
960 } else if cfg!(any(target_os = "linux", target_os = "freebsd"))
961 && event.button == MouseButton::Middle
962 {
963 #[allow(
964 clippy::collapsible_if,
965 clippy::needless_return,
966 reason = "The cfg-block below makes this a false positive"
967 )]
968 if !text_hitbox.is_hovered(window) || editor.read_only(cx) {
969 return;
970 }
971
972 #[cfg(any(target_os = "linux", target_os = "freebsd"))]
973 if EditorSettings::get_global(cx).middle_click_paste {
974 if let Some(text) = cx.read_from_primary().and_then(|item| item.text()) {
975 let point_for_position = position_map.point_for_position(event.position);
976 let position = point_for_position.previous_valid;
977
978 editor.select(
979 SelectPhase::Begin {
980 position,
981 add: false,
982 click_count: 1,
983 },
984 window,
985 cx,
986 );
987 editor.insert(&text, window, cx);
988 }
989 cx.stop_propagation()
990 }
991 }
992 }
993
994 fn click(
995 editor: &mut Editor,
996 event: &ClickEvent,
997 position_map: &PositionMap,
998 window: &mut Window,
999 cx: &mut Context<Editor>,
1000 ) {
1001 let text_hitbox = &position_map.text_hitbox;
1002 let pending_nonempty_selections = editor.has_pending_nonempty_selection();
1003
1004 let hovered_link_modifier = Editor::multi_cursor_modifier(false, &event.modifiers(), cx);
1005
1006 if let Some(mouse_position) = event.mouse_position()
1007 && !pending_nonempty_selections
1008 && hovered_link_modifier
1009 && text_hitbox.is_hovered(window)
1010 {
1011 let point = position_map.point_for_position(mouse_position);
1012 editor.handle_click_hovered_link(point, event.modifiers(), window, cx);
1013 editor.selection_drag_state = SelectionDragState::None;
1014
1015 cx.stop_propagation();
1016 }
1017 }
1018
1019 fn mouse_dragged(
1020 editor: &mut Editor,
1021 event: &MouseMoveEvent,
1022 position_map: &PositionMap,
1023 window: &mut Window,
1024 cx: &mut Context<Editor>,
1025 ) {
1026 if !editor.has_pending_selection()
1027 && matches!(editor.selection_drag_state, SelectionDragState::None)
1028 {
1029 return;
1030 }
1031
1032 let point_for_position = position_map.point_for_position(event.position);
1033 let text_hitbox = &position_map.text_hitbox;
1034
1035 let scroll_delta = {
1036 let text_bounds = text_hitbox.bounds;
1037 let mut scroll_delta = gpui::Point::<f32>::default();
1038 let vertical_margin = position_map.line_height.min(text_bounds.size.height / 3.0);
1039 let top = text_bounds.origin.y + vertical_margin;
1040 let bottom = text_bounds.bottom_left().y - vertical_margin;
1041 if event.position.y < top {
1042 scroll_delta.y = -scale_vertical_mouse_autoscroll_delta(top - event.position.y);
1043 }
1044 if event.position.y > bottom {
1045 scroll_delta.y = scale_vertical_mouse_autoscroll_delta(event.position.y - bottom);
1046 }
1047
1048 // We need horizontal width of text
1049 let style = editor.style.clone().unwrap_or_default();
1050 let font_id = window.text_system().resolve_font(&style.text.font());
1051 let font_size = style.text.font_size.to_pixels(window.rem_size());
1052 let em_width = window.text_system().em_width(font_id, font_size).unwrap();
1053
1054 let scroll_margin_x = EditorSettings::get_global(cx).horizontal_scroll_margin;
1055
1056 let scroll_space: Pixels = scroll_margin_x * em_width;
1057
1058 let left = text_bounds.origin.x + scroll_space;
1059 let right = text_bounds.top_right().x - scroll_space;
1060
1061 if event.position.x < left {
1062 scroll_delta.x = -scale_horizontal_mouse_autoscroll_delta(left - event.position.x);
1063 }
1064 if event.position.x > right {
1065 scroll_delta.x = scale_horizontal_mouse_autoscroll_delta(event.position.x - right);
1066 }
1067 scroll_delta
1068 };
1069
1070 if !editor.has_pending_selection() {
1071 let drop_anchor = position_map
1072 .snapshot
1073 .display_point_to_anchor(point_for_position.previous_valid, Bias::Left);
1074 match editor.selection_drag_state {
1075 SelectionDragState::Dragging {
1076 ref mut drop_cursor,
1077 ref mut hide_drop_cursor,
1078 ..
1079 } => {
1080 drop_cursor.start = drop_anchor;
1081 drop_cursor.end = drop_anchor;
1082 *hide_drop_cursor = !text_hitbox.is_hovered(window);
1083 editor.apply_scroll_delta(scroll_delta, window, cx);
1084 cx.notify();
1085 }
1086 SelectionDragState::ReadyToDrag {
1087 ref selection,
1088 ref click_position,
1089 ref mouse_down_time,
1090 } => {
1091 let drag_and_drop_delay = Duration::from_millis(
1092 EditorSettings::get_global(cx)
1093 .drag_and_drop_selection
1094 .delay
1095 .0,
1096 );
1097 if mouse_down_time.elapsed() >= drag_and_drop_delay {
1098 let drop_cursor = Selection {
1099 id: post_inc(&mut editor.selections.next_selection_id()),
1100 start: drop_anchor,
1101 end: drop_anchor,
1102 reversed: false,
1103 goal: SelectionGoal::None,
1104 };
1105 editor.selection_drag_state = SelectionDragState::Dragging {
1106 selection: selection.clone(),
1107 drop_cursor,
1108 hide_drop_cursor: false,
1109 };
1110 editor.apply_scroll_delta(scroll_delta, window, cx);
1111 cx.notify();
1112 } else {
1113 let click_point = position_map.point_for_position(*click_position);
1114 editor.selection_drag_state = SelectionDragState::None;
1115 editor.select(
1116 SelectPhase::Begin {
1117 position: click_point.previous_valid,
1118 add: false,
1119 click_count: 1,
1120 },
1121 window,
1122 cx,
1123 );
1124 editor.select(
1125 SelectPhase::Update {
1126 position: point_for_position.previous_valid,
1127 goal_column: point_for_position.exact_unclipped.column(),
1128 scroll_delta,
1129 },
1130 window,
1131 cx,
1132 );
1133 }
1134 }
1135 _ => {}
1136 }
1137 } else {
1138 editor.select(
1139 SelectPhase::Update {
1140 position: point_for_position.previous_valid,
1141 goal_column: point_for_position.exact_unclipped.column(),
1142 scroll_delta,
1143 },
1144 window,
1145 cx,
1146 );
1147 }
1148 }
1149
1150 fn mouse_moved(
1151 editor: &mut Editor,
1152 event: &MouseMoveEvent,
1153 position_map: &PositionMap,
1154 window: &mut Window,
1155 cx: &mut Context<Editor>,
1156 ) {
1157 let text_hitbox = &position_map.text_hitbox;
1158 let gutter_hitbox = &position_map.gutter_hitbox;
1159 let modifiers = event.modifiers;
1160 let text_hovered = text_hitbox.is_hovered(window);
1161 let gutter_hovered = gutter_hitbox.is_hovered(window);
1162 editor.set_gutter_hovered(gutter_hovered, cx);
1163 editor.show_mouse_cursor(cx);
1164
1165 let point_for_position = position_map.point_for_position(event.position);
1166 let valid_point = point_for_position.previous_valid;
1167
1168 let hovered_diff_control = position_map
1169 .diff_hunk_control_bounds
1170 .iter()
1171 .find(|(_, bounds)| bounds.contains(&event.position))
1172 .map(|(row, _)| *row);
1173
1174 let hovered_diff_hunk_row = if let Some(control_row) = hovered_diff_control {
1175 Some(control_row)
1176 } else if text_hovered {
1177 let current_row = valid_point.row();
1178 position_map.display_hunks.iter().find_map(|(hunk, _)| {
1179 if let DisplayDiffHunk::Unfolded {
1180 display_row_range, ..
1181 } = hunk
1182 {
1183 if display_row_range.contains(¤t_row) {
1184 Some(display_row_range.start)
1185 } else {
1186 None
1187 }
1188 } else {
1189 None
1190 }
1191 })
1192 } else {
1193 None
1194 };
1195
1196 if hovered_diff_hunk_row != editor.hovered_diff_hunk_row {
1197 editor.hovered_diff_hunk_row = hovered_diff_hunk_row;
1198 cx.notify();
1199 }
1200
1201 if let Some((bounds, buffer_id, blame_entry)) = &position_map.inline_blame_bounds {
1202 let mouse_over_inline_blame = bounds.contains(&event.position);
1203 let mouse_over_popover = editor
1204 .inline_blame_popover
1205 .as_ref()
1206 .and_then(|state| state.popover_bounds)
1207 .is_some_and(|bounds| bounds.contains(&event.position));
1208 let keyboard_grace = editor
1209 .inline_blame_popover
1210 .as_ref()
1211 .is_some_and(|state| state.keyboard_grace);
1212
1213 if mouse_over_inline_blame || mouse_over_popover {
1214 editor.show_blame_popover(*buffer_id, blame_entry, event.position, false, cx);
1215 } else if !keyboard_grace {
1216 editor.hide_blame_popover(cx);
1217 }
1218 } else {
1219 editor.hide_blame_popover(cx);
1220 }
1221
1222 let breakpoint_indicator = if gutter_hovered {
1223 let buffer_anchor = position_map
1224 .snapshot
1225 .display_point_to_anchor(valid_point, Bias::Left);
1226
1227 if let Some((buffer_snapshot, file)) = position_map
1228 .snapshot
1229 .buffer_snapshot()
1230 .buffer_for_excerpt(buffer_anchor.excerpt_id)
1231 .and_then(|buffer| buffer.file().map(|file| (buffer, file)))
1232 {
1233 let as_point = text::ToPoint::to_point(&buffer_anchor.text_anchor, buffer_snapshot);
1234
1235 let is_visible = editor
1236 .gutter_breakpoint_indicator
1237 .0
1238 .is_some_and(|indicator| indicator.is_active);
1239
1240 let has_existing_breakpoint =
1241 editor.breakpoint_store.as_ref().is_some_and(|store| {
1242 let Some(project) = &editor.project else {
1243 return false;
1244 };
1245 let Some(abs_path) = project.read(cx).absolute_path(
1246 &ProjectPath {
1247 path: file.path().clone(),
1248 worktree_id: file.worktree_id(cx),
1249 },
1250 cx,
1251 ) else {
1252 return false;
1253 };
1254 store
1255 .read(cx)
1256 .breakpoint_at_row(&abs_path, as_point.row, cx)
1257 .is_some()
1258 });
1259
1260 if !is_visible {
1261 editor.gutter_breakpoint_indicator.1.get_or_insert_with(|| {
1262 cx.spawn(async move |this, cx| {
1263 cx.background_executor()
1264 .timer(Duration::from_millis(200))
1265 .await;
1266
1267 this.update(cx, |this, cx| {
1268 if let Some(indicator) = this.gutter_breakpoint_indicator.0.as_mut()
1269 {
1270 indicator.is_active = true;
1271 cx.notify();
1272 }
1273 })
1274 .ok();
1275 })
1276 });
1277 }
1278
1279 Some(PhantomBreakpointIndicator {
1280 display_row: valid_point.row(),
1281 is_active: is_visible,
1282 collides_with_existing_breakpoint: has_existing_breakpoint,
1283 })
1284 } else {
1285 editor.gutter_breakpoint_indicator.1 = None;
1286 None
1287 }
1288 } else {
1289 editor.gutter_breakpoint_indicator.1 = None;
1290 None
1291 };
1292
1293 if &breakpoint_indicator != &editor.gutter_breakpoint_indicator.0 {
1294 editor.gutter_breakpoint_indicator.0 = breakpoint_indicator;
1295 cx.notify();
1296 }
1297
1298 // Don't trigger hover popover if mouse is hovering over context menu
1299 if text_hovered {
1300 editor.update_hovered_link(
1301 point_for_position,
1302 &position_map.snapshot,
1303 modifiers,
1304 window,
1305 cx,
1306 );
1307
1308 if let Some(point) = point_for_position.as_valid() {
1309 let anchor = position_map
1310 .snapshot
1311 .buffer_snapshot()
1312 .anchor_before(point.to_offset(&position_map.snapshot, Bias::Left));
1313 hover_at(editor, Some(anchor), window, cx);
1314 Self::update_visible_cursor(editor, point, position_map, window, cx);
1315 } else {
1316 hover_at(editor, None, window, cx);
1317 }
1318 } else {
1319 editor.hide_hovered_link(cx);
1320 hover_at(editor, None, window, cx);
1321 }
1322 }
1323
1324 fn update_visible_cursor(
1325 editor: &mut Editor,
1326 point: DisplayPoint,
1327 position_map: &PositionMap,
1328 window: &mut Window,
1329 cx: &mut Context<Editor>,
1330 ) {
1331 let snapshot = &position_map.snapshot;
1332 let Some(hub) = editor.collaboration_hub() else {
1333 return;
1334 };
1335 let start = snapshot.display_snapshot.clip_point(
1336 DisplayPoint::new(point.row(), point.column().saturating_sub(1)),
1337 Bias::Left,
1338 );
1339 let end = snapshot.display_snapshot.clip_point(
1340 DisplayPoint::new(
1341 point.row(),
1342 (point.column() + 1).min(snapshot.line_len(point.row())),
1343 ),
1344 Bias::Right,
1345 );
1346
1347 let range = snapshot
1348 .buffer_snapshot()
1349 .anchor_before(start.to_point(&snapshot.display_snapshot))
1350 ..snapshot
1351 .buffer_snapshot()
1352 .anchor_after(end.to_point(&snapshot.display_snapshot));
1353
1354 let Some(selection) = snapshot.remote_selections_in_range(&range, hub, cx).next() else {
1355 return;
1356 };
1357 let key = crate::HoveredCursor {
1358 replica_id: selection.replica_id,
1359 selection_id: selection.selection.id,
1360 };
1361 editor.hovered_cursors.insert(
1362 key.clone(),
1363 cx.spawn_in(window, async move |editor, cx| {
1364 cx.background_executor().timer(CURSORS_VISIBLE_FOR).await;
1365 editor
1366 .update(cx, |editor, cx| {
1367 editor.hovered_cursors.remove(&key);
1368 cx.notify();
1369 })
1370 .ok();
1371 }),
1372 );
1373 cx.notify()
1374 }
1375
1376 fn layout_selections(
1377 &self,
1378 start_anchor: Anchor,
1379 end_anchor: Anchor,
1380 local_selections: &[Selection<Point>],
1381 snapshot: &EditorSnapshot,
1382 start_row: DisplayRow,
1383 end_row: DisplayRow,
1384 window: &mut Window,
1385 cx: &mut App,
1386 ) -> (
1387 Vec<(PlayerColor, Vec<SelectionLayout>)>,
1388 BTreeMap<DisplayRow, LineHighlightSpec>,
1389 Option<DisplayPoint>,
1390 ) {
1391 let mut selections: Vec<(PlayerColor, Vec<SelectionLayout>)> = Vec::new();
1392 let mut active_rows = BTreeMap::new();
1393 let mut newest_selection_head = None;
1394
1395 let Some(editor_with_selections) = self.editor_with_selections(cx) else {
1396 return (selections, active_rows, newest_selection_head);
1397 };
1398
1399 editor_with_selections.update(cx, |editor, cx| {
1400 if editor.show_local_selections {
1401 let mut layouts = Vec::new();
1402 let newest = editor.selections.newest(&editor.display_snapshot(cx));
1403 for selection in local_selections.iter().cloned() {
1404 let is_empty = selection.start == selection.end;
1405 let is_newest = selection == newest;
1406
1407 let layout = SelectionLayout::new(
1408 selection,
1409 editor.selections.line_mode(),
1410 editor.cursor_shape,
1411 &snapshot.display_snapshot,
1412 is_newest,
1413 editor.leader_id.is_none(),
1414 None,
1415 );
1416 if is_newest {
1417 newest_selection_head = Some(layout.head);
1418 }
1419
1420 for row in cmp::max(layout.active_rows.start.0, start_row.0)
1421 ..=cmp::min(layout.active_rows.end.0, end_row.0)
1422 {
1423 let contains_non_empty_selection = active_rows
1424 .entry(DisplayRow(row))
1425 .or_insert_with(LineHighlightSpec::default);
1426 contains_non_empty_selection.selection |= !is_empty;
1427 }
1428 layouts.push(layout);
1429 }
1430
1431 let player = editor.current_user_player_color(cx);
1432 selections.push((player, layouts));
1433
1434 if let SelectionDragState::Dragging {
1435 ref selection,
1436 ref drop_cursor,
1437 ref hide_drop_cursor,
1438 } = editor.selection_drag_state
1439 && !hide_drop_cursor
1440 && (drop_cursor
1441 .start
1442 .cmp(&selection.start, &snapshot.buffer_snapshot())
1443 .eq(&Ordering::Less)
1444 || drop_cursor
1445 .end
1446 .cmp(&selection.end, &snapshot.buffer_snapshot())
1447 .eq(&Ordering::Greater))
1448 {
1449 let drag_cursor_layout = SelectionLayout::new(
1450 drop_cursor.clone(),
1451 false,
1452 CursorShape::Bar,
1453 &snapshot.display_snapshot,
1454 false,
1455 false,
1456 None,
1457 );
1458 let absent_color = cx.theme().players().absent();
1459 selections.push((absent_color, vec![drag_cursor_layout]));
1460 }
1461 }
1462
1463 if let Some(collaboration_hub) = &editor.collaboration_hub {
1464 // When following someone, render the local selections in their color.
1465 if let Some(leader_id) = editor.leader_id {
1466 match leader_id {
1467 CollaboratorId::PeerId(peer_id) => {
1468 if let Some(collaborator) =
1469 collaboration_hub.collaborators(cx).get(&peer_id)
1470 && let Some(participant_index) = collaboration_hub
1471 .user_participant_indices(cx)
1472 .get(&collaborator.user_id)
1473 && let Some((local_selection_style, _)) = selections.first_mut()
1474 {
1475 *local_selection_style = cx
1476 .theme()
1477 .players()
1478 .color_for_participant(participant_index.0);
1479 }
1480 }
1481 CollaboratorId::Agent => {
1482 if let Some((local_selection_style, _)) = selections.first_mut() {
1483 *local_selection_style = cx.theme().players().agent();
1484 }
1485 }
1486 }
1487 }
1488
1489 let mut remote_selections = HashMap::default();
1490 for selection in snapshot.remote_selections_in_range(
1491 &(start_anchor..end_anchor),
1492 collaboration_hub.as_ref(),
1493 cx,
1494 ) {
1495 // Don't re-render the leader's selections, since the local selections
1496 // match theirs.
1497 if Some(selection.collaborator_id) == editor.leader_id {
1498 continue;
1499 }
1500 let key = HoveredCursor {
1501 replica_id: selection.replica_id,
1502 selection_id: selection.selection.id,
1503 };
1504
1505 let is_shown =
1506 editor.show_cursor_names || editor.hovered_cursors.contains_key(&key);
1507
1508 remote_selections
1509 .entry(selection.replica_id)
1510 .or_insert((selection.color, Vec::new()))
1511 .1
1512 .push(SelectionLayout::new(
1513 selection.selection,
1514 selection.line_mode,
1515 selection.cursor_shape,
1516 &snapshot.display_snapshot,
1517 false,
1518 false,
1519 if is_shown { selection.user_name } else { None },
1520 ));
1521 }
1522
1523 selections.extend(remote_selections.into_values());
1524 } else if !editor.is_focused(window) && editor.show_cursor_when_unfocused {
1525 let layouts = snapshot
1526 .buffer_snapshot()
1527 .selections_in_range(&(start_anchor..end_anchor), true)
1528 .map(move |(_, line_mode, cursor_shape, selection)| {
1529 SelectionLayout::new(
1530 selection,
1531 line_mode,
1532 cursor_shape,
1533 &snapshot.display_snapshot,
1534 false,
1535 false,
1536 None,
1537 )
1538 })
1539 .collect::<Vec<_>>();
1540 let player = editor.current_user_player_color(cx);
1541 selections.push((player, layouts));
1542 }
1543 });
1544
1545 #[cfg(debug_assertions)]
1546 Self::layout_debug_ranges(
1547 &mut selections,
1548 start_anchor..end_anchor,
1549 &snapshot.display_snapshot,
1550 cx,
1551 );
1552
1553 (selections, active_rows, newest_selection_head)
1554 }
1555
1556 fn collect_cursors(
1557 &self,
1558 snapshot: &EditorSnapshot,
1559 cx: &mut App,
1560 ) -> Vec<(DisplayPoint, Hsla)> {
1561 let editor = self.editor.read(cx);
1562 let mut cursors = Vec::new();
1563 let mut skip_local = false;
1564 let mut add_cursor = |anchor: Anchor, color| {
1565 cursors.push((anchor.to_display_point(&snapshot.display_snapshot), color));
1566 };
1567 // Remote cursors
1568 if let Some(collaboration_hub) = &editor.collaboration_hub {
1569 for remote_selection in snapshot.remote_selections_in_range(
1570 &(Anchor::min()..Anchor::max()),
1571 collaboration_hub.deref(),
1572 cx,
1573 ) {
1574 add_cursor(
1575 remote_selection.selection.head(),
1576 remote_selection.color.cursor,
1577 );
1578 if Some(remote_selection.collaborator_id) == editor.leader_id {
1579 skip_local = true;
1580 }
1581 }
1582 }
1583 // Local cursors
1584 if !skip_local {
1585 let color = cx.theme().players().local().cursor;
1586 editor
1587 .selections
1588 .disjoint_anchors()
1589 .iter()
1590 .for_each(|selection| {
1591 add_cursor(selection.head(), color);
1592 });
1593 if let Some(ref selection) = editor.selections.pending_anchor() {
1594 add_cursor(selection.head(), color);
1595 }
1596 }
1597 cursors
1598 }
1599
1600 fn layout_visible_cursors(
1601 &self,
1602 snapshot: &EditorSnapshot,
1603 selections: &[(PlayerColor, Vec<SelectionLayout>)],
1604 row_block_types: &HashMap<DisplayRow, bool>,
1605 visible_display_row_range: Range<DisplayRow>,
1606 line_layouts: &[LineWithInvisibles],
1607 text_hitbox: &Hitbox,
1608 content_origin: gpui::Point<Pixels>,
1609 scroll_position: gpui::Point<ScrollOffset>,
1610 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
1611 line_height: Pixels,
1612 em_width: Pixels,
1613 em_advance: Pixels,
1614 autoscroll_containing_element: bool,
1615 window: &mut Window,
1616 cx: &mut App,
1617 ) -> Vec<CursorLayout> {
1618 let mut autoscroll_bounds = None;
1619 let cursor_layouts = self.editor.update(cx, |editor, cx| {
1620 let mut cursors = Vec::new();
1621
1622 let show_local_cursors = editor.show_local_cursors(window, cx);
1623
1624 for (player_color, selections) in selections {
1625 for selection in selections {
1626 let cursor_position = selection.head;
1627
1628 let in_range = visible_display_row_range.contains(&cursor_position.row());
1629 if (selection.is_local && !show_local_cursors)
1630 || !in_range
1631 || row_block_types.get(&cursor_position.row()) == Some(&true)
1632 {
1633 continue;
1634 }
1635
1636 let cursor_row_layout = &line_layouts
1637 [cursor_position.row().minus(visible_display_row_range.start) as usize];
1638 let cursor_column = cursor_position.column() as usize;
1639
1640 let cursor_character_x = cursor_row_layout.x_for_index(cursor_column);
1641 let mut block_width =
1642 cursor_row_layout.x_for_index(cursor_column + 1) - cursor_character_x;
1643 if block_width == Pixels::ZERO {
1644 block_width = em_advance;
1645 }
1646 let block_text = if let CursorShape::Block = selection.cursor_shape {
1647 snapshot
1648 .grapheme_at(cursor_position)
1649 .or_else(|| {
1650 if snapshot.is_empty() {
1651 snapshot.placeholder_text().and_then(|s| {
1652 s.graphemes(true).next().map(|s| s.to_string().into())
1653 })
1654 } else {
1655 None
1656 }
1657 })
1658 .map(|text| {
1659 let len = text.len();
1660
1661 let mut font = cursor_row_layout
1662 .font_id_for_index(cursor_column)
1663 .and_then(|cursor_font_id| {
1664 window.text_system().get_font_for_id(cursor_font_id)
1665 })
1666 .unwrap_or(self.style.text.font());
1667 font.features = self.style.text.font_features.clone();
1668
1669 // Invert the text color for the block cursor. Ensure that the text
1670 // color is opaque enough to be visible against the background color.
1671 //
1672 // 0.75 is an arbitrary threshold to determine if the background color is
1673 // opaque enough to use as a text color.
1674 //
1675 // TODO: In the future we should ensure themes have a `text_inverse` color.
1676 let color = if cx.theme().colors().editor_background.a < 0.75 {
1677 match cx.theme().appearance {
1678 Appearance::Dark => Hsla::black(),
1679 Appearance::Light => Hsla::white(),
1680 }
1681 } else {
1682 cx.theme().colors().editor_background
1683 };
1684
1685 window.text_system().shape_line(
1686 text,
1687 cursor_row_layout.font_size,
1688 &[TextRun {
1689 len,
1690 font,
1691 color,
1692 background_color: None,
1693 strikethrough: None,
1694 underline: None,
1695 }],
1696 None,
1697 )
1698 })
1699 } else {
1700 None
1701 };
1702
1703 let x = cursor_character_x - scroll_pixel_position.x.into();
1704 let y = ((cursor_position.row().as_f64() - scroll_position.y)
1705 * ScrollPixelOffset::from(line_height))
1706 .into();
1707 if selection.is_newest {
1708 editor.pixel_position_of_newest_cursor = Some(point(
1709 text_hitbox.origin.x + x + block_width / 2.,
1710 text_hitbox.origin.y + y + line_height / 2.,
1711 ));
1712
1713 if autoscroll_containing_element {
1714 let top = text_hitbox.origin.y
1715 + ((cursor_position.row().as_f64() - scroll_position.y - 3.)
1716 .max(0.)
1717 * ScrollPixelOffset::from(line_height))
1718 .into();
1719 let left = text_hitbox.origin.x
1720 + ((cursor_position.column() as ScrollOffset
1721 - scroll_position.x
1722 - 3.)
1723 .max(0.)
1724 * ScrollPixelOffset::from(em_width))
1725 .into();
1726
1727 let bottom = text_hitbox.origin.y
1728 + ((cursor_position.row().as_f64() - scroll_position.y + 4.)
1729 * ScrollPixelOffset::from(line_height))
1730 .into();
1731 let right = text_hitbox.origin.x
1732 + ((cursor_position.column() as ScrollOffset - scroll_position.x
1733 + 4.)
1734 * ScrollPixelOffset::from(em_width))
1735 .into();
1736
1737 autoscroll_bounds =
1738 Some(Bounds::from_corners(point(left, top), point(right, bottom)))
1739 }
1740 }
1741
1742 let mut cursor = CursorLayout {
1743 color: player_color.cursor,
1744 block_width,
1745 origin: point(x, y),
1746 line_height,
1747 shape: selection.cursor_shape,
1748 block_text,
1749 cursor_name: None,
1750 };
1751 let cursor_name = selection.user_name.clone().map(|name| CursorName {
1752 string: name,
1753 color: self.style.background,
1754 is_top_row: cursor_position.row().0 == 0,
1755 });
1756 cursor.layout(content_origin, cursor_name, window, cx);
1757 cursors.push(cursor);
1758 }
1759 }
1760
1761 cursors
1762 });
1763
1764 if let Some(bounds) = autoscroll_bounds {
1765 window.request_autoscroll(bounds);
1766 }
1767
1768 cursor_layouts
1769 }
1770
1771 fn layout_scrollbars(
1772 &self,
1773 snapshot: &EditorSnapshot,
1774 scrollbar_layout_information: &ScrollbarLayoutInformation,
1775 content_offset: gpui::Point<Pixels>,
1776 scroll_position: gpui::Point<ScrollOffset>,
1777 non_visible_cursors: bool,
1778 right_margin: Pixels,
1779 editor_width: Pixels,
1780 window: &mut Window,
1781 cx: &mut App,
1782 ) -> Option<EditorScrollbars> {
1783 let show_scrollbars = self.editor.read(cx).show_scrollbars;
1784 if (!show_scrollbars.horizontal && !show_scrollbars.vertical)
1785 || self.style.scrollbar_width.is_zero()
1786 {
1787 return None;
1788 }
1789
1790 // If a drag took place after we started dragging the scrollbar,
1791 // cancel the scrollbar drag.
1792 if cx.has_active_drag() {
1793 self.editor.update(cx, |editor, cx| {
1794 editor.scroll_manager.reset_scrollbar_state(cx)
1795 });
1796 }
1797
1798 let editor_settings = EditorSettings::get_global(cx);
1799 let scrollbar_settings = editor_settings.scrollbar;
1800 let show_scrollbars = match scrollbar_settings.show {
1801 ShowScrollbar::Auto => {
1802 let editor = self.editor.read(cx);
1803 let is_singleton = editor.buffer_kind(cx) == ItemBufferKind::Singleton;
1804 // Git
1805 (is_singleton && scrollbar_settings.git_diff && snapshot.buffer_snapshot().has_diff_hunks())
1806 ||
1807 // Buffer Search Results
1808 (is_singleton && scrollbar_settings.search_results && editor.has_background_highlights::<BufferSearchHighlights>())
1809 ||
1810 // Selected Text Occurrences
1811 (is_singleton && scrollbar_settings.selected_text && editor.has_background_highlights::<SelectedTextHighlight>())
1812 ||
1813 // Selected Symbol Occurrences
1814 (is_singleton && scrollbar_settings.selected_symbol && (editor.has_background_highlights::<DocumentHighlightRead>() || editor.has_background_highlights::<DocumentHighlightWrite>()))
1815 ||
1816 // Diagnostics
1817 (is_singleton && scrollbar_settings.diagnostics != ScrollbarDiagnostics::None && snapshot.buffer_snapshot().has_diagnostics())
1818 ||
1819 // Cursors out of sight
1820 non_visible_cursors
1821 ||
1822 // Scrollmanager
1823 editor.scroll_manager.scrollbars_visible()
1824 }
1825 ShowScrollbar::System => self.editor.read(cx).scroll_manager.scrollbars_visible(),
1826 ShowScrollbar::Always => true,
1827 ShowScrollbar::Never => return None,
1828 };
1829
1830 // The horizontal scrollbar is usually slightly offset to align nicely with
1831 // indent guides. However, this offset is not needed if indent guides are
1832 // disabled for the current editor.
1833 let content_offset = self
1834 .editor
1835 .read(cx)
1836 .show_indent_guides
1837 .is_none_or(|should_show| should_show)
1838 .then_some(content_offset)
1839 .unwrap_or_default();
1840
1841 Some(EditorScrollbars::from_scrollbar_axes(
1842 ScrollbarAxes {
1843 horizontal: scrollbar_settings.axes.horizontal
1844 && self.editor.read(cx).show_scrollbars.horizontal,
1845 vertical: scrollbar_settings.axes.vertical
1846 && self.editor.read(cx).show_scrollbars.vertical,
1847 },
1848 scrollbar_layout_information,
1849 content_offset,
1850 scroll_position,
1851 self.style.scrollbar_width,
1852 right_margin,
1853 editor_width,
1854 show_scrollbars,
1855 self.editor.read(cx).scroll_manager.active_scrollbar_state(),
1856 window,
1857 ))
1858 }
1859
1860 fn layout_minimap(
1861 &self,
1862 snapshot: &EditorSnapshot,
1863 minimap_width: Pixels,
1864 scroll_position: gpui::Point<f64>,
1865 scrollbar_layout_information: &ScrollbarLayoutInformation,
1866 scrollbar_layout: Option<&EditorScrollbars>,
1867 window: &mut Window,
1868 cx: &mut App,
1869 ) -> Option<MinimapLayout> {
1870 let minimap_editor = self.editor.read(cx).minimap().cloned()?;
1871
1872 let minimap_settings = EditorSettings::get_global(cx).minimap;
1873
1874 if minimap_settings.on_active_editor() {
1875 let active_editor = self.editor.read(cx).workspace().and_then(|ws| {
1876 ws.read(cx)
1877 .active_pane()
1878 .read(cx)
1879 .active_item()
1880 .and_then(|i| i.act_as::<Editor>(cx))
1881 });
1882 if active_editor.is_some_and(|e| e != self.editor) {
1883 return None;
1884 }
1885 }
1886
1887 if !snapshot.mode.is_full()
1888 || minimap_width.is_zero()
1889 || matches!(
1890 minimap_settings.show,
1891 ShowMinimap::Auto if scrollbar_layout.is_none_or(|layout| !layout.visible)
1892 )
1893 {
1894 return None;
1895 }
1896
1897 const MINIMAP_AXIS: ScrollbarAxis = ScrollbarAxis::Vertical;
1898
1899 let ScrollbarLayoutInformation {
1900 editor_bounds,
1901 scroll_range,
1902 glyph_grid_cell,
1903 } = scrollbar_layout_information;
1904
1905 let line_height = glyph_grid_cell.height;
1906 let scroll_position = scroll_position.along(MINIMAP_AXIS);
1907
1908 let top_right_anchor = scrollbar_layout
1909 .and_then(|layout| layout.vertical.as_ref())
1910 .map(|vertical_scrollbar| vertical_scrollbar.hitbox.origin)
1911 .unwrap_or_else(|| editor_bounds.top_right());
1912
1913 let thumb_state = self
1914 .editor
1915 .read_with(cx, |editor, _| editor.scroll_manager.minimap_thumb_state());
1916
1917 let show_thumb = match minimap_settings.thumb {
1918 MinimapThumb::Always => true,
1919 MinimapThumb::Hover => thumb_state.is_some(),
1920 };
1921
1922 let minimap_bounds = Bounds::from_corner_and_size(
1923 Corner::TopRight,
1924 top_right_anchor,
1925 size(minimap_width, editor_bounds.size.height),
1926 );
1927 let minimap_line_height = self.get_minimap_line_height(
1928 minimap_editor
1929 .read(cx)
1930 .text_style_refinement
1931 .as_ref()
1932 .and_then(|refinement| refinement.font_size)
1933 .unwrap_or(MINIMAP_FONT_SIZE),
1934 window,
1935 cx,
1936 );
1937 let minimap_height = minimap_bounds.size.height;
1938
1939 let visible_editor_lines = (editor_bounds.size.height / line_height) as f64;
1940 let total_editor_lines = (scroll_range.height / line_height) as f64;
1941 let minimap_lines = (minimap_height / minimap_line_height) as f64;
1942
1943 let minimap_scroll_top = MinimapLayout::calculate_minimap_top_offset(
1944 total_editor_lines,
1945 visible_editor_lines,
1946 minimap_lines,
1947 scroll_position,
1948 );
1949
1950 let layout = ScrollbarLayout::for_minimap(
1951 window.insert_hitbox(minimap_bounds, HitboxBehavior::Normal),
1952 visible_editor_lines,
1953 total_editor_lines,
1954 minimap_line_height,
1955 scroll_position,
1956 minimap_scroll_top,
1957 show_thumb,
1958 )
1959 .with_thumb_state(thumb_state);
1960
1961 minimap_editor.update(cx, |editor, cx| {
1962 editor.set_scroll_position(point(0., minimap_scroll_top), window, cx)
1963 });
1964
1965 // Required for the drop shadow to be visible
1966 const PADDING_OFFSET: Pixels = px(4.);
1967
1968 let mut minimap = div()
1969 .size_full()
1970 .shadow_xs()
1971 .px(PADDING_OFFSET)
1972 .child(minimap_editor)
1973 .into_any_element();
1974
1975 let extended_bounds = minimap_bounds.extend(Edges {
1976 right: PADDING_OFFSET,
1977 left: PADDING_OFFSET,
1978 ..Default::default()
1979 });
1980 minimap.layout_as_root(extended_bounds.size.into(), window, cx);
1981 window.with_absolute_element_offset(extended_bounds.origin, |window| {
1982 minimap.prepaint(window, cx)
1983 });
1984
1985 Some(MinimapLayout {
1986 minimap,
1987 thumb_layout: layout,
1988 thumb_border_style: minimap_settings.thumb_border,
1989 minimap_line_height,
1990 minimap_scroll_top,
1991 max_scroll_top: total_editor_lines,
1992 })
1993 }
1994
1995 fn get_minimap_line_height(
1996 &self,
1997 font_size: AbsoluteLength,
1998 window: &mut Window,
1999 cx: &mut App,
2000 ) -> Pixels {
2001 let rem_size = self.rem_size(cx).unwrap_or(window.rem_size());
2002 let mut text_style = self.style.text.clone();
2003 text_style.font_size = font_size;
2004 text_style.line_height_in_pixels(rem_size)
2005 }
2006
2007 fn get_minimap_width(
2008 &self,
2009 minimap_settings: &Minimap,
2010 scrollbars_shown: bool,
2011 text_width: Pixels,
2012 em_width: Pixels,
2013 font_size: Pixels,
2014 rem_size: Pixels,
2015 cx: &App,
2016 ) -> Option<Pixels> {
2017 if minimap_settings.show == ShowMinimap::Auto && !scrollbars_shown {
2018 return None;
2019 }
2020
2021 let minimap_font_size = self.editor.read_with(cx, |editor, cx| {
2022 editor.minimap().map(|minimap_editor| {
2023 minimap_editor
2024 .read(cx)
2025 .text_style_refinement
2026 .as_ref()
2027 .and_then(|refinement| refinement.font_size)
2028 .unwrap_or(MINIMAP_FONT_SIZE)
2029 })
2030 })?;
2031
2032 let minimap_em_width = em_width * (minimap_font_size.to_pixels(rem_size) / font_size);
2033
2034 let minimap_width = (text_width * MinimapLayout::MINIMAP_WIDTH_PCT)
2035 .min(minimap_em_width * minimap_settings.max_width_columns.get() as f32);
2036
2037 (minimap_width >= minimap_em_width * MinimapLayout::MINIMAP_MIN_WIDTH_COLUMNS)
2038 .then_some(minimap_width)
2039 }
2040
2041 fn prepaint_crease_toggles(
2042 &self,
2043 crease_toggles: &mut [Option<AnyElement>],
2044 line_height: Pixels,
2045 gutter_dimensions: &GutterDimensions,
2046 gutter_settings: crate::editor_settings::Gutter,
2047 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
2048 gutter_hitbox: &Hitbox,
2049 window: &mut Window,
2050 cx: &mut App,
2051 ) {
2052 for (ix, crease_toggle) in crease_toggles.iter_mut().enumerate() {
2053 if let Some(crease_toggle) = crease_toggle {
2054 debug_assert!(gutter_settings.folds);
2055 let available_space = size(
2056 AvailableSpace::MinContent,
2057 AvailableSpace::Definite(line_height * 0.55),
2058 );
2059 let crease_toggle_size = crease_toggle.layout_as_root(available_space, window, cx);
2060
2061 let position = point(
2062 gutter_dimensions.width - gutter_dimensions.right_padding,
2063 ix as f32 * line_height
2064 - (scroll_pixel_position.y % ScrollPixelOffset::from(line_height)).into(),
2065 );
2066 let centering_offset = point(
2067 (gutter_dimensions.fold_area_width() - crease_toggle_size.width) / 2.,
2068 (line_height - crease_toggle_size.height) / 2.,
2069 );
2070 let origin = gutter_hitbox.origin + position + centering_offset;
2071 crease_toggle.prepaint_as_root(origin, available_space, window, cx);
2072 }
2073 }
2074 }
2075
2076 fn prepaint_expand_toggles(
2077 &self,
2078 expand_toggles: &mut [Option<(AnyElement, gpui::Point<Pixels>)>],
2079 window: &mut Window,
2080 cx: &mut App,
2081 ) {
2082 for (expand_toggle, origin) in expand_toggles.iter_mut().flatten() {
2083 let available_space = size(AvailableSpace::MinContent, AvailableSpace::MinContent);
2084 expand_toggle.layout_as_root(available_space, window, cx);
2085 expand_toggle.prepaint_as_root(*origin, available_space, window, cx);
2086 }
2087 }
2088
2089 fn prepaint_crease_trailers(
2090 &self,
2091 trailers: Vec<Option<AnyElement>>,
2092 lines: &[LineWithInvisibles],
2093 line_height: Pixels,
2094 content_origin: gpui::Point<Pixels>,
2095 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
2096 em_width: Pixels,
2097 window: &mut Window,
2098 cx: &mut App,
2099 ) -> Vec<Option<CreaseTrailerLayout>> {
2100 trailers
2101 .into_iter()
2102 .enumerate()
2103 .map(|(ix, element)| {
2104 let mut element = element?;
2105 let available_space = size(
2106 AvailableSpace::MinContent,
2107 AvailableSpace::Definite(line_height),
2108 );
2109 let size = element.layout_as_root(available_space, window, cx);
2110
2111 let line = &lines[ix];
2112 let padding = if line.width == Pixels::ZERO {
2113 Pixels::ZERO
2114 } else {
2115 4. * em_width
2116 };
2117 let position = point(
2118 Pixels::from(scroll_pixel_position.x) + line.width + padding,
2119 ix as f32 * line_height
2120 - (scroll_pixel_position.y % ScrollPixelOffset::from(line_height)).into(),
2121 );
2122 let centering_offset = point(px(0.), (line_height - size.height) / 2.);
2123 let origin = content_origin + position + centering_offset;
2124 element.prepaint_as_root(origin, available_space, window, cx);
2125 Some(CreaseTrailerLayout {
2126 element,
2127 bounds: Bounds::new(origin, size),
2128 })
2129 })
2130 .collect()
2131 }
2132
2133 // Folds contained in a hunk are ignored apart from shrinking visual size
2134 // If a fold contains any hunks then that fold line is marked as modified
2135 fn layout_gutter_diff_hunks(
2136 &self,
2137 line_height: Pixels,
2138 gutter_hitbox: &Hitbox,
2139 display_rows: Range<DisplayRow>,
2140 snapshot: &EditorSnapshot,
2141 window: &mut Window,
2142 cx: &mut App,
2143 ) -> Vec<(DisplayDiffHunk, Option<Hitbox>)> {
2144 let folded_buffers = self.editor.read(cx).folded_buffers(cx);
2145 let mut display_hunks = snapshot
2146 .display_diff_hunks_for_rows(display_rows, folded_buffers)
2147 .map(|hunk| (hunk, None))
2148 .collect::<Vec<_>>();
2149 let git_gutter_setting = ProjectSettings::get_global(cx).git.git_gutter;
2150 if let GitGutterSetting::TrackedFiles = git_gutter_setting {
2151 for (hunk, hitbox) in &mut display_hunks {
2152 if matches!(hunk, DisplayDiffHunk::Unfolded { .. }) {
2153 let hunk_bounds =
2154 Self::diff_hunk_bounds(snapshot, line_height, gutter_hitbox.bounds, hunk);
2155 *hitbox = Some(window.insert_hitbox(hunk_bounds, HitboxBehavior::BlockMouse));
2156 }
2157 }
2158 }
2159
2160 display_hunks
2161 }
2162
2163 fn layout_inline_diagnostics(
2164 &self,
2165 line_layouts: &[LineWithInvisibles],
2166 crease_trailers: &[Option<CreaseTrailerLayout>],
2167 row_block_types: &HashMap<DisplayRow, bool>,
2168 content_origin: gpui::Point<Pixels>,
2169 scroll_position: gpui::Point<ScrollOffset>,
2170 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
2171 edit_prediction_popover_origin: Option<gpui::Point<Pixels>>,
2172 start_row: DisplayRow,
2173 end_row: DisplayRow,
2174 line_height: Pixels,
2175 em_width: Pixels,
2176 style: &EditorStyle,
2177 window: &mut Window,
2178 cx: &mut App,
2179 ) -> HashMap<DisplayRow, AnyElement> {
2180 let max_severity = match self
2181 .editor
2182 .read(cx)
2183 .inline_diagnostics_enabled()
2184 .then(|| {
2185 ProjectSettings::get_global(cx)
2186 .diagnostics
2187 .inline
2188 .max_severity
2189 .unwrap_or_else(|| self.editor.read(cx).diagnostics_max_severity)
2190 .into_lsp()
2191 })
2192 .flatten()
2193 {
2194 Some(max_severity) => max_severity,
2195 None => return HashMap::default(),
2196 };
2197
2198 let active_diagnostics_group =
2199 if let ActiveDiagnostic::Group(group) = &self.editor.read(cx).active_diagnostics {
2200 Some(group.group_id)
2201 } else {
2202 None
2203 };
2204
2205 let diagnostics_by_rows = self.editor.update(cx, |editor, cx| {
2206 let snapshot = editor.snapshot(window, cx);
2207 editor
2208 .inline_diagnostics
2209 .iter()
2210 .filter(|(_, diagnostic)| diagnostic.severity <= max_severity)
2211 .filter(|(_, diagnostic)| match active_diagnostics_group {
2212 Some(active_diagnostics_group) => {
2213 // Active diagnostics are all shown in the editor already, no need to display them inline
2214 diagnostic.group_id != active_diagnostics_group
2215 }
2216 None => true,
2217 })
2218 .map(|(point, diag)| (point.to_display_point(&snapshot), diag.clone()))
2219 .skip_while(|(point, _)| point.row() < start_row)
2220 .take_while(|(point, _)| point.row() < end_row)
2221 .filter(|(point, _)| !row_block_types.contains_key(&point.row()))
2222 .fold(HashMap::default(), |mut acc, (point, diagnostic)| {
2223 acc.entry(point.row())
2224 .or_insert_with(Vec::new)
2225 .push(diagnostic);
2226 acc
2227 })
2228 });
2229
2230 if diagnostics_by_rows.is_empty() {
2231 return HashMap::default();
2232 }
2233
2234 let severity_to_color = |sev: &lsp::DiagnosticSeverity| match sev {
2235 &lsp::DiagnosticSeverity::ERROR => Color::Error,
2236 &lsp::DiagnosticSeverity::WARNING => Color::Warning,
2237 &lsp::DiagnosticSeverity::INFORMATION => Color::Info,
2238 &lsp::DiagnosticSeverity::HINT => Color::Hint,
2239 _ => Color::Error,
2240 };
2241
2242 let padding = ProjectSettings::get_global(cx).diagnostics.inline.padding as f32 * em_width;
2243 let min_x = self.column_pixels(
2244 ProjectSettings::get_global(cx)
2245 .diagnostics
2246 .inline
2247 .min_column as usize,
2248 window,
2249 );
2250
2251 let mut elements = HashMap::default();
2252 for (row, mut diagnostics) in diagnostics_by_rows {
2253 diagnostics.sort_by_key(|diagnostic| {
2254 (
2255 diagnostic.severity,
2256 std::cmp::Reverse(diagnostic.is_primary),
2257 diagnostic.start.row,
2258 diagnostic.start.column,
2259 )
2260 });
2261
2262 let Some(diagnostic_to_render) = diagnostics
2263 .iter()
2264 .find(|diagnostic| diagnostic.is_primary)
2265 .or_else(|| diagnostics.first())
2266 else {
2267 continue;
2268 };
2269
2270 let pos_y = content_origin.y + line_height * (row.0 as f64 - scroll_position.y) as f32;
2271
2272 let window_ix = row.0.saturating_sub(start_row.0) as usize;
2273 let pos_x = {
2274 let crease_trailer_layout = &crease_trailers[window_ix];
2275 let line_layout = &line_layouts[window_ix];
2276
2277 let line_end = if let Some(crease_trailer) = crease_trailer_layout {
2278 crease_trailer.bounds.right()
2279 } else {
2280 Pixels::from(
2281 ScrollPixelOffset::from(content_origin.x + line_layout.width)
2282 - scroll_pixel_position.x,
2283 )
2284 };
2285
2286 let padded_line = line_end + padding;
2287 let min_start = Pixels::from(
2288 ScrollPixelOffset::from(content_origin.x + min_x) - scroll_pixel_position.x,
2289 );
2290
2291 cmp::max(padded_line, min_start)
2292 };
2293
2294 let behind_edit_prediction_popover = edit_prediction_popover_origin
2295 .as_ref()
2296 .is_some_and(|edit_prediction_popover_origin| {
2297 (pos_y..pos_y + line_height).contains(&edit_prediction_popover_origin.y)
2298 });
2299 let opacity = if behind_edit_prediction_popover {
2300 0.5
2301 } else {
2302 1.0
2303 };
2304
2305 let mut element = h_flex()
2306 .id(("diagnostic", row.0))
2307 .h(line_height)
2308 .w_full()
2309 .px_1()
2310 .rounded_xs()
2311 .opacity(opacity)
2312 .bg(severity_to_color(&diagnostic_to_render.severity)
2313 .color(cx)
2314 .opacity(0.05))
2315 .text_color(severity_to_color(&diagnostic_to_render.severity).color(cx))
2316 .text_sm()
2317 .font_family(style.text.font().family)
2318 .child(diagnostic_to_render.message.clone())
2319 .into_any();
2320
2321 element.prepaint_as_root(point(pos_x, pos_y), AvailableSpace::min_size(), window, cx);
2322
2323 elements.insert(row, element);
2324 }
2325
2326 elements
2327 }
2328
2329 fn layout_inline_code_actions(
2330 &self,
2331 display_point: DisplayPoint,
2332 content_origin: gpui::Point<Pixels>,
2333 scroll_position: gpui::Point<ScrollOffset>,
2334 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
2335 line_height: Pixels,
2336 snapshot: &EditorSnapshot,
2337 window: &mut Window,
2338 cx: &mut App,
2339 ) -> Option<AnyElement> {
2340 if !snapshot
2341 .show_code_actions
2342 .unwrap_or(EditorSettings::get_global(cx).inline_code_actions)
2343 {
2344 return None;
2345 }
2346
2347 let icon_size = ui::IconSize::XSmall;
2348 let mut button = self.editor.update(cx, |editor, cx| {
2349 editor.available_code_actions.as_ref()?;
2350 let active = editor
2351 .context_menu
2352 .borrow()
2353 .as_ref()
2354 .and_then(|menu| {
2355 if let crate::CodeContextMenu::CodeActions(CodeActionsMenu {
2356 deployed_from,
2357 ..
2358 }) = menu
2359 {
2360 deployed_from.as_ref()
2361 } else {
2362 None
2363 }
2364 })
2365 .is_some_and(|source| matches!(source, CodeActionSource::Indicator(..)));
2366 Some(editor.render_inline_code_actions(icon_size, display_point.row(), active, cx))
2367 })?;
2368
2369 let buffer_point = display_point.to_point(&snapshot.display_snapshot);
2370
2371 // do not show code action for folded line
2372 if snapshot.is_line_folded(MultiBufferRow(buffer_point.row)) {
2373 return None;
2374 }
2375
2376 // do not show code action for blank line with cursor
2377 let line_indent = snapshot
2378 .display_snapshot
2379 .buffer_snapshot()
2380 .line_indent_for_row(MultiBufferRow(buffer_point.row));
2381 if line_indent.is_line_blank() {
2382 return None;
2383 }
2384
2385 const INLINE_SLOT_CHAR_LIMIT: u32 = 4;
2386 const MAX_ALTERNATE_DISTANCE: u32 = 8;
2387
2388 let excerpt_id = snapshot
2389 .display_snapshot
2390 .buffer_snapshot()
2391 .excerpt_containing(buffer_point..buffer_point)
2392 .map(|excerpt| excerpt.id());
2393
2394 let is_valid_row = |row_candidate: u32| -> bool {
2395 // move to other row if folded row
2396 if snapshot.is_line_folded(MultiBufferRow(row_candidate)) {
2397 return false;
2398 }
2399 if buffer_point.row == row_candidate {
2400 // move to other row if cursor is in slot
2401 if buffer_point.column < INLINE_SLOT_CHAR_LIMIT {
2402 return false;
2403 }
2404 } else {
2405 let candidate_point = MultiBufferPoint {
2406 row: row_candidate,
2407 column: 0,
2408 };
2409 let candidate_excerpt_id = snapshot
2410 .display_snapshot
2411 .buffer_snapshot()
2412 .excerpt_containing(candidate_point..candidate_point)
2413 .map(|excerpt| excerpt.id());
2414 // move to other row if different excerpt
2415 if excerpt_id != candidate_excerpt_id {
2416 return false;
2417 }
2418 }
2419 let line_indent = snapshot
2420 .display_snapshot
2421 .buffer_snapshot()
2422 .line_indent_for_row(MultiBufferRow(row_candidate));
2423 // use this row if it's blank
2424 if line_indent.is_line_blank() {
2425 true
2426 } else {
2427 // use this row if code starts after slot
2428 let indent_size = snapshot
2429 .display_snapshot
2430 .buffer_snapshot()
2431 .indent_size_for_line(MultiBufferRow(row_candidate));
2432 indent_size.len >= INLINE_SLOT_CHAR_LIMIT
2433 }
2434 };
2435
2436 let new_buffer_row = if is_valid_row(buffer_point.row) {
2437 Some(buffer_point.row)
2438 } else {
2439 let max_row = snapshot.display_snapshot.buffer_snapshot().max_point().row;
2440 (1..=MAX_ALTERNATE_DISTANCE).find_map(|offset| {
2441 let row_above = buffer_point.row.saturating_sub(offset);
2442 let row_below = buffer_point.row + offset;
2443 if row_above != buffer_point.row && is_valid_row(row_above) {
2444 Some(row_above)
2445 } else if row_below <= max_row && is_valid_row(row_below) {
2446 Some(row_below)
2447 } else {
2448 None
2449 }
2450 })
2451 }?;
2452
2453 let new_display_row = snapshot
2454 .display_snapshot
2455 .point_to_display_point(
2456 Point {
2457 row: new_buffer_row,
2458 column: buffer_point.column,
2459 },
2460 text::Bias::Left,
2461 )
2462 .row();
2463
2464 let start_y = content_origin.y
2465 + (((new_display_row.as_f64() - scroll_position.y) as f32) * line_height)
2466 + (line_height / 2.0)
2467 - (icon_size.square(window, cx) / 2.);
2468 let start_x = (ScrollPixelOffset::from(content_origin.x) - scroll_pixel_position.x
2469 + ScrollPixelOffset::from(window.rem_size() * 0.1))
2470 .into();
2471
2472 let absolute_offset = gpui::point(start_x, start_y);
2473 button.layout_as_root(gpui::AvailableSpace::min_size(), window, cx);
2474 button.prepaint_as_root(
2475 absolute_offset,
2476 gpui::AvailableSpace::min_size(),
2477 window,
2478 cx,
2479 );
2480 Some(button)
2481 }
2482
2483 fn layout_inline_blame(
2484 &self,
2485 display_row: DisplayRow,
2486 row_info: &RowInfo,
2487 line_layout: &LineWithInvisibles,
2488 crease_trailer: Option<&CreaseTrailerLayout>,
2489 em_width: Pixels,
2490 content_origin: gpui::Point<Pixels>,
2491 scroll_position: gpui::Point<ScrollOffset>,
2492 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
2493 line_height: Pixels,
2494 text_hitbox: &Hitbox,
2495 window: &mut Window,
2496 cx: &mut App,
2497 ) -> Option<InlineBlameLayout> {
2498 if !self
2499 .editor
2500 .update(cx, |editor, cx| editor.render_git_blame_inline(window, cx))
2501 {
2502 return None;
2503 }
2504
2505 let editor = self.editor.read(cx);
2506 let blame = editor.blame.clone()?;
2507 let padding = {
2508 const INLINE_ACCEPT_SUGGESTION_EM_WIDTHS: f32 = 14.;
2509
2510 let mut padding = ProjectSettings::get_global(cx).git.inline_blame.padding as f32;
2511
2512 if let Some(edit_prediction) = editor.active_edit_prediction.as_ref()
2513 && let EditPrediction::Edit {
2514 display_mode: EditDisplayMode::TabAccept,
2515 ..
2516 } = &edit_prediction.completion
2517 {
2518 padding += INLINE_ACCEPT_SUGGESTION_EM_WIDTHS
2519 }
2520
2521 padding * em_width
2522 };
2523
2524 let (buffer_id, entry) = blame
2525 .update(cx, |blame, cx| {
2526 blame.blame_for_rows(&[*row_info], cx).next()
2527 })
2528 .flatten()?;
2529
2530 let mut element = render_inline_blame_entry(entry.clone(), &self.style, cx)?;
2531
2532 let start_y =
2533 content_origin.y + line_height * ((display_row.as_f64() - scroll_position.y) as f32);
2534
2535 let start_x = {
2536 let line_end = if let Some(crease_trailer) = crease_trailer {
2537 crease_trailer.bounds.right()
2538 } else {
2539 Pixels::from(
2540 ScrollPixelOffset::from(content_origin.x + line_layout.width)
2541 - scroll_pixel_position.x,
2542 )
2543 };
2544
2545 let padded_line_end = line_end + padding;
2546
2547 let min_column_in_pixels = self.column_pixels(
2548 ProjectSettings::get_global(cx).git.inline_blame.min_column as usize,
2549 window,
2550 );
2551 let min_start = Pixels::from(
2552 ScrollPixelOffset::from(content_origin.x + min_column_in_pixels)
2553 - scroll_pixel_position.x,
2554 );
2555
2556 cmp::max(padded_line_end, min_start)
2557 };
2558
2559 let absolute_offset = point(start_x, start_y);
2560 let size = element.layout_as_root(AvailableSpace::min_size(), window, cx);
2561 let bounds = Bounds::new(absolute_offset, size);
2562
2563 self.layout_blame_entry_popover(
2564 entry.clone(),
2565 blame,
2566 line_height,
2567 text_hitbox,
2568 row_info.buffer_id?,
2569 window,
2570 cx,
2571 );
2572
2573 element.prepaint_as_root(absolute_offset, AvailableSpace::min_size(), window, cx);
2574
2575 Some(InlineBlameLayout {
2576 element,
2577 bounds,
2578 buffer_id,
2579 entry,
2580 })
2581 }
2582
2583 fn layout_blame_entry_popover(
2584 &self,
2585 blame_entry: BlameEntry,
2586 blame: Entity<GitBlame>,
2587 line_height: Pixels,
2588 text_hitbox: &Hitbox,
2589 buffer: BufferId,
2590 window: &mut Window,
2591 cx: &mut App,
2592 ) {
2593 let Some((popover_state, target_point)) = self.editor.read_with(cx, |editor, _| {
2594 editor
2595 .inline_blame_popover
2596 .as_ref()
2597 .map(|state| (state.popover_state.clone(), state.position))
2598 }) else {
2599 return;
2600 };
2601
2602 let workspace = self
2603 .editor
2604 .read_with(cx, |editor, _| editor.workspace().map(|w| w.downgrade()));
2605
2606 let maybe_element = workspace.and_then(|workspace| {
2607 render_blame_entry_popover(
2608 blame_entry,
2609 popover_state.scroll_handle,
2610 popover_state.commit_message,
2611 popover_state.markdown,
2612 workspace,
2613 &blame,
2614 buffer,
2615 window,
2616 cx,
2617 )
2618 });
2619
2620 if let Some(mut element) = maybe_element {
2621 let size = element.layout_as_root(AvailableSpace::min_size(), window, cx);
2622 let overall_height = size.height + HOVER_POPOVER_GAP;
2623 let popover_origin = if target_point.y > overall_height {
2624 point(target_point.x, target_point.y - size.height)
2625 } else {
2626 point(
2627 target_point.x,
2628 target_point.y + line_height + HOVER_POPOVER_GAP,
2629 )
2630 };
2631
2632 let horizontal_offset = (text_hitbox.top_right().x
2633 - POPOVER_RIGHT_OFFSET
2634 - (popover_origin.x + size.width))
2635 .min(Pixels::ZERO);
2636
2637 let origin = point(popover_origin.x + horizontal_offset, popover_origin.y);
2638 let popover_bounds = Bounds::new(origin, size);
2639
2640 self.editor.update(cx, |editor, _| {
2641 if let Some(state) = &mut editor.inline_blame_popover {
2642 state.popover_bounds = Some(popover_bounds);
2643 }
2644 });
2645
2646 window.defer_draw(element, origin, 2);
2647 }
2648 }
2649
2650 fn layout_blame_entries(
2651 &self,
2652 buffer_rows: &[RowInfo],
2653 em_width: Pixels,
2654 scroll_position: gpui::Point<ScrollOffset>,
2655 line_height: Pixels,
2656 gutter_hitbox: &Hitbox,
2657 max_width: Option<Pixels>,
2658 window: &mut Window,
2659 cx: &mut App,
2660 ) -> Option<Vec<AnyElement>> {
2661 if !self
2662 .editor
2663 .update(cx, |editor, cx| editor.render_git_blame_gutter(cx))
2664 {
2665 return None;
2666 }
2667
2668 let blame = self.editor.read(cx).blame.clone()?;
2669 let workspace = self.editor.read(cx).workspace()?;
2670 let blamed_rows: Vec<_> = blame.update(cx, |blame, cx| {
2671 blame.blame_for_rows(buffer_rows, cx).collect()
2672 });
2673
2674 let width = if let Some(max_width) = max_width {
2675 AvailableSpace::Definite(max_width)
2676 } else {
2677 AvailableSpace::MaxContent
2678 };
2679 let scroll_top = scroll_position.y * ScrollPixelOffset::from(line_height);
2680 let start_x = em_width;
2681
2682 let mut last_used_color: Option<(Hsla, Oid)> = None;
2683 let blame_renderer = cx.global::<GlobalBlameRenderer>().0.clone();
2684
2685 let shaped_lines = blamed_rows
2686 .into_iter()
2687 .enumerate()
2688 .flat_map(|(ix, blame_entry)| {
2689 let (buffer_id, blame_entry) = blame_entry?;
2690 let mut element = render_blame_entry(
2691 ix,
2692 &blame,
2693 blame_entry,
2694 &self.style,
2695 &mut last_used_color,
2696 self.editor.clone(),
2697 workspace.clone(),
2698 buffer_id,
2699 &*blame_renderer,
2700 window,
2701 cx,
2702 )?;
2703
2704 let start_y = ix as f32 * line_height
2705 - Pixels::from(scroll_top % ScrollPixelOffset::from(line_height));
2706 let absolute_offset = gutter_hitbox.origin + point(start_x, start_y);
2707
2708 element.prepaint_as_root(
2709 absolute_offset,
2710 size(width, AvailableSpace::MinContent),
2711 window,
2712 cx,
2713 );
2714
2715 Some(element)
2716 })
2717 .collect();
2718
2719 Some(shaped_lines)
2720 }
2721
2722 fn layout_indent_guides(
2723 &self,
2724 content_origin: gpui::Point<Pixels>,
2725 text_origin: gpui::Point<Pixels>,
2726 visible_buffer_range: Range<MultiBufferRow>,
2727 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
2728 line_height: Pixels,
2729 snapshot: &DisplaySnapshot,
2730 window: &mut Window,
2731 cx: &mut App,
2732 ) -> Option<Vec<IndentGuideLayout>> {
2733 let indent_guides = self.editor.update(cx, |editor, cx| {
2734 editor.indent_guides(visible_buffer_range, snapshot, cx)
2735 })?;
2736
2737 let active_indent_guide_indices = self.editor.update(cx, |editor, cx| {
2738 editor
2739 .find_active_indent_guide_indices(&indent_guides, snapshot, window, cx)
2740 .unwrap_or_default()
2741 });
2742
2743 Some(
2744 indent_guides
2745 .into_iter()
2746 .enumerate()
2747 .filter_map(|(i, indent_guide)| {
2748 let single_indent_width =
2749 self.column_pixels(indent_guide.tab_size as usize, window);
2750 let total_width = single_indent_width * indent_guide.depth as f32;
2751 let start_x = Pixels::from(
2752 ScrollOffset::from(content_origin.x + total_width)
2753 - scroll_pixel_position.x,
2754 );
2755 if start_x >= text_origin.x {
2756 let (offset_y, length) = Self::calculate_indent_guide_bounds(
2757 indent_guide.start_row..indent_guide.end_row,
2758 line_height,
2759 snapshot,
2760 );
2761
2762 let start_y = Pixels::from(
2763 ScrollOffset::from(content_origin.y) + offset_y
2764 - scroll_pixel_position.y,
2765 );
2766
2767 Some(IndentGuideLayout {
2768 origin: point(start_x, start_y),
2769 length,
2770 single_indent_width,
2771 depth: indent_guide.depth,
2772 active: active_indent_guide_indices.contains(&i),
2773 settings: indent_guide.settings,
2774 })
2775 } else {
2776 None
2777 }
2778 })
2779 .collect(),
2780 )
2781 }
2782
2783 fn layout_wrap_guides(
2784 &self,
2785 em_advance: Pixels,
2786 scroll_position: gpui::Point<f64>,
2787 content_origin: gpui::Point<Pixels>,
2788 scrollbar_layout: Option<&EditorScrollbars>,
2789 vertical_scrollbar_width: Pixels,
2790 hitbox: &Hitbox,
2791 window: &Window,
2792 cx: &App,
2793 ) -> SmallVec<[(Pixels, bool); 2]> {
2794 let scroll_left = scroll_position.x as f32 * em_advance;
2795 let content_origin = content_origin.x;
2796 let horizontal_offset = content_origin - scroll_left;
2797 let vertical_scrollbar_width = scrollbar_layout
2798 .and_then(|layout| layout.visible.then_some(vertical_scrollbar_width))
2799 .unwrap_or_default();
2800
2801 self.editor
2802 .read(cx)
2803 .wrap_guides(cx)
2804 .into_iter()
2805 .flat_map(|(guide, active)| {
2806 let wrap_position = self.column_pixels(guide, window);
2807 let wrap_guide_x = wrap_position + horizontal_offset;
2808 let display_wrap_guide = wrap_guide_x >= content_origin
2809 && wrap_guide_x <= hitbox.bounds.right() - vertical_scrollbar_width;
2810
2811 display_wrap_guide.then_some((wrap_guide_x, active))
2812 })
2813 .collect()
2814 }
2815
2816 fn calculate_indent_guide_bounds(
2817 row_range: Range<MultiBufferRow>,
2818 line_height: Pixels,
2819 snapshot: &DisplaySnapshot,
2820 ) -> (f64, gpui::Pixels) {
2821 let start_point = Point::new(row_range.start.0, 0);
2822 let end_point = Point::new(row_range.end.0, 0);
2823
2824 let row_range = start_point.to_display_point(snapshot).row()
2825 ..end_point.to_display_point(snapshot).row();
2826
2827 let mut prev_line = start_point;
2828 prev_line.row = prev_line.row.saturating_sub(1);
2829 let prev_line = prev_line.to_display_point(snapshot).row();
2830
2831 let mut cons_line = end_point;
2832 cons_line.row += 1;
2833 let cons_line = cons_line.to_display_point(snapshot).row();
2834
2835 let mut offset_y = row_range.start.as_f64() * f64::from(line_height);
2836 let mut length = (cons_line.0.saturating_sub(row_range.start.0)) as f32 * line_height;
2837
2838 // If we are at the end of the buffer, ensure that the indent guide extends to the end of the line.
2839 if row_range.end == cons_line {
2840 length += line_height;
2841 }
2842
2843 // If there is a block (e.g. diagnostic) in between the start of the indent guide and the line above,
2844 // we want to extend the indent guide to the start of the block.
2845 let mut block_height = 0;
2846 let mut block_offset = 0;
2847 let mut found_excerpt_header = false;
2848 for (_, block) in snapshot.blocks_in_range(prev_line..row_range.start) {
2849 if matches!(
2850 block,
2851 Block::ExcerptBoundary { .. } | Block::BufferHeader { .. }
2852 ) {
2853 found_excerpt_header = true;
2854 break;
2855 }
2856 block_offset += block.height();
2857 block_height += block.height();
2858 }
2859 if !found_excerpt_header {
2860 offset_y -= block_offset as f64 * f64::from(line_height);
2861 length += block_height as f32 * line_height;
2862 }
2863
2864 // If there is a block (e.g. diagnostic) at the end of an multibuffer excerpt,
2865 // we want to ensure that the indent guide stops before the excerpt header.
2866 let mut block_height = 0;
2867 let mut found_excerpt_header = false;
2868 for (_, block) in snapshot.blocks_in_range(row_range.end..cons_line) {
2869 if matches!(
2870 block,
2871 Block::ExcerptBoundary { .. } | Block::BufferHeader { .. }
2872 ) {
2873 found_excerpt_header = true;
2874 }
2875 block_height += block.height();
2876 }
2877 if found_excerpt_header {
2878 length -= block_height as f32 * line_height;
2879 }
2880
2881 (offset_y, length)
2882 }
2883
2884 fn layout_breakpoints(
2885 &self,
2886 line_height: Pixels,
2887 range: Range<DisplayRow>,
2888 scroll_position: gpui::Point<ScrollOffset>,
2889 gutter_dimensions: &GutterDimensions,
2890 gutter_hitbox: &Hitbox,
2891 display_hunks: &[(DisplayDiffHunk, Option<Hitbox>)],
2892 snapshot: &EditorSnapshot,
2893 breakpoints: HashMap<DisplayRow, (Anchor, Breakpoint, Option<BreakpointSessionState>)>,
2894 row_infos: &[RowInfo],
2895 window: &mut Window,
2896 cx: &mut App,
2897 ) -> Vec<AnyElement> {
2898 self.editor.update(cx, |editor, cx| {
2899 breakpoints
2900 .into_iter()
2901 .filter_map(|(display_row, (text_anchor, bp, state))| {
2902 if row_infos
2903 .get((display_row.0.saturating_sub(range.start.0)) as usize)
2904 .is_some_and(|row_info| {
2905 row_info.expand_info.is_some()
2906 || row_info
2907 .diff_status
2908 .is_some_and(|status| status.is_deleted())
2909 })
2910 {
2911 return None;
2912 }
2913
2914 if range.start > display_row || range.end < display_row {
2915 return None;
2916 }
2917
2918 let row =
2919 MultiBufferRow(DisplayPoint::new(display_row, 0).to_point(snapshot).row);
2920 if snapshot.is_line_folded(row) {
2921 return None;
2922 }
2923
2924 let button = editor.render_breakpoint(text_anchor, display_row, &bp, state, cx);
2925
2926 let button = prepaint_gutter_button(
2927 button,
2928 display_row,
2929 line_height,
2930 gutter_dimensions,
2931 scroll_position,
2932 gutter_hitbox,
2933 display_hunks,
2934 window,
2935 cx,
2936 );
2937 Some(button)
2938 })
2939 .collect_vec()
2940 })
2941 }
2942
2943 #[allow(clippy::too_many_arguments)]
2944 fn layout_run_indicators(
2945 &self,
2946 line_height: Pixels,
2947 range: Range<DisplayRow>,
2948 row_infos: &[RowInfo],
2949 scroll_position: gpui::Point<ScrollOffset>,
2950 gutter_dimensions: &GutterDimensions,
2951 gutter_hitbox: &Hitbox,
2952 display_hunks: &[(DisplayDiffHunk, Option<Hitbox>)],
2953 snapshot: &EditorSnapshot,
2954 breakpoints: &mut HashMap<DisplayRow, (Anchor, Breakpoint, Option<BreakpointSessionState>)>,
2955 window: &mut Window,
2956 cx: &mut App,
2957 ) -> Vec<AnyElement> {
2958 self.editor.update(cx, |editor, cx| {
2959 let active_task_indicator_row =
2960 // TODO: add edit button on the right side of each row in the context menu
2961 if let Some(crate::CodeContextMenu::CodeActions(CodeActionsMenu {
2962 deployed_from,
2963 actions,
2964 ..
2965 })) = editor.context_menu.borrow().as_ref()
2966 {
2967 actions
2968 .tasks()
2969 .map(|tasks| tasks.position.to_display_point(snapshot).row())
2970 .or_else(|| match deployed_from {
2971 Some(CodeActionSource::Indicator(row)) => Some(*row),
2972 _ => None,
2973 })
2974 } else {
2975 None
2976 };
2977
2978 let offset_range_start =
2979 snapshot.display_point_to_point(DisplayPoint::new(range.start, 0), Bias::Left);
2980
2981 let offset_range_end =
2982 snapshot.display_point_to_point(DisplayPoint::new(range.end, 0), Bias::Right);
2983
2984 editor
2985 .tasks
2986 .iter()
2987 .filter_map(|(_, tasks)| {
2988 let multibuffer_point = tasks.offset.to_point(&snapshot.buffer_snapshot());
2989 if multibuffer_point < offset_range_start
2990 || multibuffer_point > offset_range_end
2991 {
2992 return None;
2993 }
2994 let multibuffer_row = MultiBufferRow(multibuffer_point.row);
2995 let buffer_folded = snapshot
2996 .buffer_snapshot()
2997 .buffer_line_for_row(multibuffer_row)
2998 .map(|(buffer_snapshot, _)| buffer_snapshot.remote_id())
2999 .map(|buffer_id| editor.is_buffer_folded(buffer_id, cx))
3000 .unwrap_or(false);
3001 if buffer_folded {
3002 return None;
3003 }
3004
3005 if snapshot.is_line_folded(multibuffer_row) {
3006 // Skip folded indicators, unless it's the starting line of a fold.
3007 if multibuffer_row
3008 .0
3009 .checked_sub(1)
3010 .is_some_and(|previous_row| {
3011 snapshot.is_line_folded(MultiBufferRow(previous_row))
3012 })
3013 {
3014 return None;
3015 }
3016 }
3017
3018 let display_row = multibuffer_point.to_display_point(snapshot).row();
3019 if !range.contains(&display_row) {
3020 return None;
3021 }
3022 if row_infos
3023 .get((display_row - range.start).0 as usize)
3024 .is_some_and(|row_info| row_info.expand_info.is_some())
3025 {
3026 return None;
3027 }
3028
3029 let button = editor.render_run_indicator(
3030 &self.style,
3031 Some(display_row) == active_task_indicator_row,
3032 display_row,
3033 breakpoints.remove(&display_row),
3034 cx,
3035 );
3036
3037 let button = prepaint_gutter_button(
3038 button,
3039 display_row,
3040 line_height,
3041 gutter_dimensions,
3042 scroll_position,
3043 gutter_hitbox,
3044 display_hunks,
3045 window,
3046 cx,
3047 );
3048 Some(button)
3049 })
3050 .collect_vec()
3051 })
3052 }
3053
3054 fn layout_expand_toggles(
3055 &self,
3056 gutter_hitbox: &Hitbox,
3057 gutter_dimensions: GutterDimensions,
3058 em_width: Pixels,
3059 line_height: Pixels,
3060 scroll_position: gpui::Point<ScrollOffset>,
3061 buffer_rows: &[RowInfo],
3062 window: &mut Window,
3063 cx: &mut App,
3064 ) -> Vec<Option<(AnyElement, gpui::Point<Pixels>)>> {
3065 if self.editor.read(cx).disable_expand_excerpt_buttons {
3066 return vec![];
3067 }
3068
3069 let editor_font_size = self.style.text.font_size.to_pixels(window.rem_size()) * 1.2;
3070
3071 let scroll_top = scroll_position.y * ScrollPixelOffset::from(line_height);
3072
3073 let max_line_number_length = self
3074 .editor
3075 .read(cx)
3076 .buffer()
3077 .read(cx)
3078 .snapshot(cx)
3079 .widest_line_number()
3080 .ilog10()
3081 + 1;
3082
3083 let git_gutter_width = Self::gutter_strip_width(line_height)
3084 + gutter_dimensions
3085 .git_blame_entries_width
3086 .unwrap_or_default();
3087 let available_width = gutter_dimensions.left_padding - git_gutter_width;
3088
3089 buffer_rows
3090 .iter()
3091 .enumerate()
3092 .map(|(ix, row_info)| {
3093 let ExpandInfo {
3094 excerpt_id,
3095 direction,
3096 } = row_info.expand_info?;
3097
3098 let icon_name = match direction {
3099 ExpandExcerptDirection::Up => IconName::ExpandUp,
3100 ExpandExcerptDirection::Down => IconName::ExpandDown,
3101 ExpandExcerptDirection::UpAndDown => IconName::ExpandVertical,
3102 };
3103
3104 let editor = self.editor.clone();
3105 let is_wide = max_line_number_length
3106 >= EditorSettings::get_global(cx).gutter.min_line_number_digits as u32
3107 && row_info
3108 .buffer_row
3109 .is_some_and(|row| (row + 1).ilog10() + 1 == max_line_number_length)
3110 || gutter_dimensions.right_padding == px(0.);
3111
3112 let width = if is_wide {
3113 available_width - px(2.)
3114 } else {
3115 available_width + em_width - px(2.)
3116 };
3117
3118 let toggle = IconButton::new(("expand", ix), icon_name)
3119 .icon_color(Color::Custom(cx.theme().colors().editor_line_number))
3120 .selected_icon_color(Color::Custom(cx.theme().colors().editor_foreground))
3121 .icon_size(IconSize::Custom(rems(editor_font_size / window.rem_size())))
3122 .width(width)
3123 .on_click(move |_, window, cx| {
3124 editor.update(cx, |editor, cx| {
3125 editor.expand_excerpt(excerpt_id, direction, window, cx);
3126 });
3127 })
3128 .tooltip(Tooltip::for_action_title(
3129 "Expand Excerpt",
3130 &crate::actions::ExpandExcerpts::default(),
3131 ))
3132 .into_any_element();
3133
3134 let position = point(
3135 git_gutter_width + px(1.),
3136 ix as f32 * line_height
3137 - Pixels::from(scroll_top % ScrollPixelOffset::from(line_height))
3138 + px(1.),
3139 );
3140 let origin = gutter_hitbox.origin + position;
3141
3142 Some((toggle, origin))
3143 })
3144 .collect()
3145 }
3146
3147 fn calculate_relative_line_numbers(
3148 &self,
3149 snapshot: &EditorSnapshot,
3150 rows: &Range<DisplayRow>,
3151 relative_to: Option<DisplayRow>,
3152 use_display_offset: bool,
3153 ) -> HashMap<DisplayRow, DisplayRowDelta> {
3154 let mut relative_rows: HashMap<DisplayRow, DisplayRowDelta> = Default::default();
3155 let Some(relative_to) = relative_to else {
3156 return relative_rows;
3157 };
3158
3159 let start = rows.start.min(relative_to);
3160 let end = rows.end.max(relative_to);
3161
3162 // todo!() can we pass this in?
3163 let buffer_rows = snapshot
3164 .row_infos(start)
3165 .take(1 + end.minus(start) as usize)
3166 .collect::<Vec<_>>();
3167
3168 let head_idx = relative_to.minus(start);
3169 let mut delta = 1;
3170 let mut i = head_idx + 1;
3171 let should_count_line = |row_info: &RowInfo| {
3172 if use_display_offset {
3173 row_info.buffer_row.is_some() || row_info.wrapped.is_some()
3174 } else {
3175 row_info.buffer_row.is_some()
3176 }
3177 };
3178 while i < buffer_rows.len() as u32 {
3179 if should_count_line(&buffer_rows[i as usize]) {
3180 if rows.contains(&DisplayRow(i + start.0)) {
3181 relative_rows.insert(DisplayRow(i + start.0), delta);
3182 }
3183 delta += 1;
3184 }
3185 i += 1;
3186 }
3187 delta = 1;
3188 i = head_idx.min(buffer_rows.len() as u32 - 1);
3189 while i > 0 && buffer_rows[i as usize].buffer_row.is_none() && !use_display_offset {
3190 i -= 1;
3191 }
3192
3193 while i > 0 {
3194 i -= 1;
3195 if should_count_line(&buffer_rows[i as usize]) {
3196 if rows.contains(&DisplayRow(i + start.0)) {
3197 relative_rows.insert(DisplayRow(i + start.0), delta);
3198 }
3199 delta += 1;
3200 }
3201 }
3202
3203 relative_rows
3204 }
3205
3206 fn layout_line_numbers(
3207 &self,
3208 gutter_hitbox: Option<&Hitbox>,
3209 gutter_dimensions: GutterDimensions,
3210 line_height: Pixels,
3211 scroll_position: gpui::Point<ScrollOffset>,
3212 rows: Range<DisplayRow>,
3213 buffer_rows: &[RowInfo],
3214 active_rows: &BTreeMap<DisplayRow, LineHighlightSpec>,
3215 newest_selection_head: Option<DisplayPoint>,
3216 snapshot: &EditorSnapshot,
3217 window: &mut Window,
3218 cx: &mut App,
3219 ) -> Arc<HashMap<MultiBufferRow, LineNumberLayout>> {
3220 let include_line_numbers = snapshot
3221 .show_line_numbers
3222 .unwrap_or_else(|| EditorSettings::get_global(cx).gutter.line_numbers);
3223 if !include_line_numbers {
3224 return Arc::default();
3225 }
3226
3227 let (newest_selection_head, is_relative, use_relative_for_wrapped_lines) =
3228 self.editor.update(cx, |editor, cx| {
3229 let newest_selection_head = newest_selection_head.unwrap_or_else(|| {
3230 let newest = editor
3231 .selections
3232 .newest::<Point>(&editor.display_snapshot(cx));
3233 SelectionLayout::new(
3234 newest,
3235 editor.selections.line_mode(),
3236 editor.cursor_shape,
3237 &snapshot.display_snapshot,
3238 true,
3239 true,
3240 None,
3241 )
3242 .head
3243 });
3244 let is_relative = editor.should_use_relative_line_numbers(cx);
3245 let use_relative_for_wrapped_lines = is_relative
3246 && EditorSettings::get_global(cx).relative_line_numbers_for_wrapped_lines;
3247 (
3248 newest_selection_head,
3249 is_relative,
3250 use_relative_for_wrapped_lines,
3251 )
3252 });
3253
3254 let relative_to = if is_relative {
3255 Some(newest_selection_head.row())
3256 } else {
3257 None
3258 };
3259 let relative_rows = self.calculate_relative_line_numbers(
3260 snapshot,
3261 &rows,
3262 relative_to,
3263 use_relative_for_wrapped_lines,
3264 );
3265 let mut line_number = String::new();
3266 let segments = buffer_rows.iter().enumerate().flat_map(|(ix, row_info)| {
3267 let display_row = DisplayRow(rows.start.0 + ix as u32);
3268 line_number.clear();
3269 let non_relative_number = if use_relative_for_wrapped_lines {
3270 row_info.buffer_row.or(row_info.wrapped)? + 1
3271 } else {
3272 row_info.buffer_row? + 1
3273 };
3274 let number = relative_rows
3275 .get(&display_row)
3276 .unwrap_or(&non_relative_number);
3277 write!(&mut line_number, "{number}").unwrap();
3278 if row_info
3279 .diff_status
3280 .is_some_and(|status| status.is_deleted())
3281 {
3282 return None;
3283 }
3284
3285 let color = active_rows
3286 .get(&display_row)
3287 .map(|spec| {
3288 if spec.breakpoint {
3289 cx.theme().colors().debugger_accent
3290 } else {
3291 cx.theme().colors().editor_active_line_number
3292 }
3293 })
3294 .unwrap_or_else(|| cx.theme().colors().editor_line_number);
3295 let shaped_line =
3296 self.shape_line_number(SharedString::from(&line_number), color, window);
3297 let scroll_top = scroll_position.y * ScrollPixelOffset::from(line_height);
3298 let line_origin = gutter_hitbox.map(|hitbox| {
3299 hitbox.origin
3300 + point(
3301 hitbox.size.width - shaped_line.width - gutter_dimensions.right_padding,
3302 ix as f32 * line_height
3303 - Pixels::from(scroll_top % ScrollPixelOffset::from(line_height)),
3304 )
3305 });
3306
3307 #[cfg(not(test))]
3308 let hitbox = line_origin.map(|line_origin| {
3309 window.insert_hitbox(
3310 Bounds::new(line_origin, size(shaped_line.width, line_height)),
3311 HitboxBehavior::Normal,
3312 )
3313 });
3314 #[cfg(test)]
3315 let hitbox = {
3316 let _ = line_origin;
3317 None
3318 };
3319
3320 let segment = LineNumberSegment {
3321 shaped_line,
3322 hitbox,
3323 };
3324
3325 let buffer_row = DisplayPoint::new(display_row, 0).to_point(snapshot).row;
3326 let multi_buffer_row = MultiBufferRow(buffer_row);
3327
3328 Some((multi_buffer_row, segment))
3329 });
3330
3331 let mut line_numbers: HashMap<MultiBufferRow, LineNumberLayout> = HashMap::default();
3332 for (buffer_row, segment) in segments {
3333 line_numbers
3334 .entry(buffer_row)
3335 .or_insert_with(|| LineNumberLayout {
3336 segments: Vec::new(),
3337 })
3338 .segments
3339 .push(segment);
3340 }
3341 Arc::new(line_numbers)
3342 }
3343
3344 fn layout_crease_toggles(
3345 &self,
3346 rows: Range<DisplayRow>,
3347 row_infos: &[RowInfo],
3348 active_rows: &BTreeMap<DisplayRow, LineHighlightSpec>,
3349 snapshot: &EditorSnapshot,
3350 window: &mut Window,
3351 cx: &mut App,
3352 ) -> Vec<Option<AnyElement>> {
3353 let include_fold_statuses = EditorSettings::get_global(cx).gutter.folds
3354 && snapshot.mode.is_full()
3355 && self.editor.read(cx).buffer_kind(cx) == ItemBufferKind::Singleton;
3356 if include_fold_statuses {
3357 row_infos
3358 .iter()
3359 .enumerate()
3360 .map(|(ix, info)| {
3361 if info.expand_info.is_some() {
3362 return None;
3363 }
3364 let row = info.multibuffer_row?;
3365 let display_row = DisplayRow(rows.start.0 + ix as u32);
3366 let active = active_rows.contains_key(&display_row);
3367
3368 snapshot.render_crease_toggle(row, active, self.editor.clone(), window, cx)
3369 })
3370 .collect()
3371 } else {
3372 Vec::new()
3373 }
3374 }
3375
3376 fn layout_crease_trailers(
3377 &self,
3378 buffer_rows: impl IntoIterator<Item = RowInfo>,
3379 snapshot: &EditorSnapshot,
3380 window: &mut Window,
3381 cx: &mut App,
3382 ) -> Vec<Option<AnyElement>> {
3383 buffer_rows
3384 .into_iter()
3385 .map(|row_info| {
3386 if row_info.expand_info.is_some() {
3387 return None;
3388 }
3389 if let Some(row) = row_info.multibuffer_row {
3390 snapshot.render_crease_trailer(row, window, cx)
3391 } else {
3392 None
3393 }
3394 })
3395 .collect()
3396 }
3397
3398 fn bg_segments_per_row(
3399 rows: Range<DisplayRow>,
3400 selections: &[(PlayerColor, Vec<SelectionLayout>)],
3401 highlight_ranges: &[(Range<DisplayPoint>, Hsla)],
3402 base_background: Hsla,
3403 ) -> Vec<Vec<(Range<DisplayPoint>, Hsla)>> {
3404 if rows.start >= rows.end {
3405 return Vec::new();
3406 }
3407 if !base_background.is_opaque() {
3408 // We don't actually know what color is behind this editor.
3409 return Vec::new();
3410 }
3411 let highlight_iter = highlight_ranges.iter().cloned();
3412 let selection_iter = selections.iter().flat_map(|(player_color, layouts)| {
3413 let color = player_color.selection;
3414 layouts.iter().filter_map(move |selection_layout| {
3415 if selection_layout.range.start != selection_layout.range.end {
3416 Some((selection_layout.range.clone(), color))
3417 } else {
3418 None
3419 }
3420 })
3421 });
3422 let mut per_row_map = vec![Vec::new(); rows.len()];
3423 for (range, color) in highlight_iter.chain(selection_iter) {
3424 let covered_rows = if range.end.column() == 0 {
3425 cmp::max(range.start.row(), rows.start)..cmp::min(range.end.row(), rows.end)
3426 } else {
3427 cmp::max(range.start.row(), rows.start)
3428 ..cmp::min(range.end.row().next_row(), rows.end)
3429 };
3430 for row in covered_rows.iter_rows() {
3431 let seg_start = if row == range.start.row() {
3432 range.start
3433 } else {
3434 DisplayPoint::new(row, 0)
3435 };
3436 let seg_end = if row == range.end.row() && range.end.column() != 0 {
3437 range.end
3438 } else {
3439 DisplayPoint::new(row, u32::MAX)
3440 };
3441 let ix = row.minus(rows.start) as usize;
3442 debug_assert!(row >= rows.start && row < rows.end);
3443 debug_assert!(ix < per_row_map.len());
3444 per_row_map[ix].push((seg_start..seg_end, color));
3445 }
3446 }
3447 for row_segments in per_row_map.iter_mut() {
3448 if row_segments.is_empty() {
3449 continue;
3450 }
3451 let segments = mem::take(row_segments);
3452 let merged = Self::merge_overlapping_ranges(segments, base_background);
3453 *row_segments = merged;
3454 }
3455 per_row_map
3456 }
3457
3458 /// Merge overlapping ranges by splitting at all range boundaries and blending colors where
3459 /// multiple ranges overlap. The result contains non-overlapping ranges ordered from left to right.
3460 ///
3461 /// Expects `start.row() == end.row()` for each range.
3462 fn merge_overlapping_ranges(
3463 ranges: Vec<(Range<DisplayPoint>, Hsla)>,
3464 base_background: Hsla,
3465 ) -> Vec<(Range<DisplayPoint>, Hsla)> {
3466 struct Boundary {
3467 pos: DisplayPoint,
3468 is_start: bool,
3469 index: usize,
3470 color: Hsla,
3471 }
3472
3473 let mut boundaries: SmallVec<[Boundary; 16]> = SmallVec::with_capacity(ranges.len() * 2);
3474 for (index, (range, color)) in ranges.iter().enumerate() {
3475 debug_assert!(
3476 range.start.row() == range.end.row(),
3477 "expects single-row ranges"
3478 );
3479 if range.start < range.end {
3480 boundaries.push(Boundary {
3481 pos: range.start,
3482 is_start: true,
3483 index,
3484 color: *color,
3485 });
3486 boundaries.push(Boundary {
3487 pos: range.end,
3488 is_start: false,
3489 index,
3490 color: *color,
3491 });
3492 }
3493 }
3494
3495 if boundaries.is_empty() {
3496 return Vec::new();
3497 }
3498
3499 boundaries
3500 .sort_unstable_by(|a, b| a.pos.cmp(&b.pos).then_with(|| a.is_start.cmp(&b.is_start)));
3501
3502 let mut processed_ranges: Vec<(Range<DisplayPoint>, Hsla)> = Vec::new();
3503 let mut active_ranges: SmallVec<[(usize, Hsla); 8]> = SmallVec::new();
3504
3505 let mut i = 0;
3506 let mut start_pos = boundaries[0].pos;
3507
3508 let boundaries_len = boundaries.len();
3509 while i < boundaries_len {
3510 let current_boundary_pos = boundaries[i].pos;
3511 if start_pos < current_boundary_pos {
3512 if !active_ranges.is_empty() {
3513 let mut color = base_background;
3514 for &(_, c) in &active_ranges {
3515 color = Hsla::blend(color, c);
3516 }
3517 if let Some((last_range, last_color)) = processed_ranges.last_mut() {
3518 if *last_color == color && last_range.end == start_pos {
3519 last_range.end = current_boundary_pos;
3520 } else {
3521 processed_ranges.push((start_pos..current_boundary_pos, color));
3522 }
3523 } else {
3524 processed_ranges.push((start_pos..current_boundary_pos, color));
3525 }
3526 }
3527 }
3528 while i < boundaries_len && boundaries[i].pos == current_boundary_pos {
3529 let active_range = &boundaries[i];
3530 if active_range.is_start {
3531 let idx = active_range.index;
3532 let pos = active_ranges
3533 .binary_search_by_key(&idx, |(i, _)| *i)
3534 .unwrap_or_else(|p| p);
3535 active_ranges.insert(pos, (idx, active_range.color));
3536 } else {
3537 let idx = active_range.index;
3538 if let Ok(pos) = active_ranges.binary_search_by_key(&idx, |(i, _)| *i) {
3539 active_ranges.remove(pos);
3540 }
3541 }
3542 i += 1;
3543 }
3544 start_pos = current_boundary_pos;
3545 }
3546
3547 processed_ranges
3548 }
3549
3550 fn layout_lines(
3551 rows: Range<DisplayRow>,
3552 snapshot: &EditorSnapshot,
3553 style: &EditorStyle,
3554 editor_width: Pixels,
3555 is_row_soft_wrapped: impl Copy + Fn(usize) -> bool,
3556 bg_segments_per_row: &[Vec<(Range<DisplayPoint>, Hsla)>],
3557 window: &mut Window,
3558 cx: &mut App,
3559 ) -> Vec<LineWithInvisibles> {
3560 if rows.start >= rows.end {
3561 return Vec::new();
3562 }
3563
3564 // Show the placeholder when the editor is empty
3565 if snapshot.is_empty() {
3566 let font_size = style.text.font_size.to_pixels(window.rem_size());
3567 let placeholder_color = cx.theme().colors().text_placeholder;
3568 let placeholder_text = snapshot.placeholder_text();
3569
3570 let placeholder_lines = placeholder_text
3571 .as_ref()
3572 .map_or(Vec::new(), |text| text.split('\n').collect::<Vec<_>>());
3573
3574 let placeholder_line_count = placeholder_lines.len();
3575
3576 placeholder_lines
3577 .into_iter()
3578 .skip(rows.start.0 as usize)
3579 .chain(iter::repeat(""))
3580 .take(cmp::max(rows.len(), placeholder_line_count))
3581 .map(move |line| {
3582 let run = TextRun {
3583 len: line.len(),
3584 font: style.text.font(),
3585 color: placeholder_color,
3586 background_color: None,
3587 underline: None,
3588 strikethrough: None,
3589 };
3590 let line = window.text_system().shape_line(
3591 line.to_string().into(),
3592 font_size,
3593 &[run],
3594 None,
3595 );
3596 LineWithInvisibles {
3597 width: line.width,
3598 len: line.len,
3599 fragments: smallvec![LineFragment::Text(line)],
3600 invisibles: Vec::new(),
3601 font_size,
3602 }
3603 })
3604 .collect()
3605 } else {
3606 let chunks = snapshot.highlighted_chunks(rows.clone(), true, style);
3607 LineWithInvisibles::from_chunks(
3608 chunks,
3609 style,
3610 MAX_LINE_LEN,
3611 rows.len(),
3612 &snapshot.mode,
3613 editor_width,
3614 is_row_soft_wrapped,
3615 bg_segments_per_row,
3616 window,
3617 cx,
3618 )
3619 }
3620 }
3621
3622 fn prepaint_lines(
3623 &self,
3624 start_row: DisplayRow,
3625 line_layouts: &mut [LineWithInvisibles],
3626 line_height: Pixels,
3627 scroll_position: gpui::Point<ScrollOffset>,
3628 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
3629 content_origin: gpui::Point<Pixels>,
3630 window: &mut Window,
3631 cx: &mut App,
3632 ) -> SmallVec<[AnyElement; 1]> {
3633 let mut line_elements = SmallVec::new();
3634 for (ix, line) in line_layouts.iter_mut().enumerate() {
3635 let row = start_row + DisplayRow(ix as u32);
3636 line.prepaint(
3637 line_height,
3638 scroll_position,
3639 scroll_pixel_position,
3640 row,
3641 content_origin,
3642 &mut line_elements,
3643 window,
3644 cx,
3645 );
3646 }
3647 line_elements
3648 }
3649
3650 fn render_block(
3651 &self,
3652 block: &Block,
3653 available_width: AvailableSpace,
3654 block_id: BlockId,
3655 block_row_start: DisplayRow,
3656 snapshot: &EditorSnapshot,
3657 text_x: Pixels,
3658 rows: &Range<DisplayRow>,
3659 line_layouts: &[LineWithInvisibles],
3660 editor_margins: &EditorMargins,
3661 line_height: Pixels,
3662 em_width: Pixels,
3663 text_hitbox: &Hitbox,
3664 editor_width: Pixels,
3665 scroll_width: &mut Pixels,
3666 resized_blocks: &mut HashMap<CustomBlockId, u32>,
3667 row_block_types: &mut HashMap<DisplayRow, bool>,
3668 selections: &[Selection<Point>],
3669 selected_buffer_ids: &Vec<BufferId>,
3670 is_row_soft_wrapped: impl Copy + Fn(usize) -> bool,
3671 sticky_header_excerpt_id: Option<ExcerptId>,
3672 window: &mut Window,
3673 cx: &mut App,
3674 ) -> Option<(AnyElement, Size<Pixels>, DisplayRow, Pixels)> {
3675 let mut x_position = None;
3676 let mut element = match block {
3677 Block::Custom(custom) => {
3678 let block_start = custom.start().to_point(&snapshot.buffer_snapshot());
3679 let block_end = custom.end().to_point(&snapshot.buffer_snapshot());
3680 if block.place_near() && snapshot.is_line_folded(MultiBufferRow(block_start.row)) {
3681 return None;
3682 }
3683 let align_to = block_start.to_display_point(snapshot);
3684 let x_and_width = |layout: &LineWithInvisibles| {
3685 Some((
3686 text_x + layout.x_for_index(align_to.column() as usize),
3687 text_x + layout.width,
3688 ))
3689 };
3690 let line_ix = align_to.row().0.checked_sub(rows.start.0);
3691 x_position =
3692 if let Some(layout) = line_ix.and_then(|ix| line_layouts.get(ix as usize)) {
3693 x_and_width(layout)
3694 } else {
3695 x_and_width(&layout_line(
3696 align_to.row(),
3697 snapshot,
3698 &self.style,
3699 editor_width,
3700 is_row_soft_wrapped,
3701 window,
3702 cx,
3703 ))
3704 };
3705
3706 let anchor_x = x_position.unwrap().0;
3707
3708 let selected = selections
3709 .binary_search_by(|selection| {
3710 if selection.end <= block_start {
3711 Ordering::Less
3712 } else if selection.start >= block_end {
3713 Ordering::Greater
3714 } else {
3715 Ordering::Equal
3716 }
3717 })
3718 .is_ok();
3719
3720 div()
3721 .size_full()
3722 .child(custom.render(&mut BlockContext {
3723 window,
3724 app: cx,
3725 anchor_x,
3726 margins: editor_margins,
3727 line_height,
3728 em_width,
3729 block_id,
3730 selected,
3731 max_width: text_hitbox.size.width.max(*scroll_width),
3732 editor_style: &self.style,
3733 }))
3734 .into_any()
3735 }
3736
3737 Block::FoldedBuffer {
3738 first_excerpt,
3739 height,
3740 ..
3741 } => {
3742 let selected = selected_buffer_ids.contains(&first_excerpt.buffer_id);
3743 let result = v_flex().id(block_id).w_full().pr(editor_margins.right);
3744
3745 let jump_data = header_jump_data(snapshot, block_row_start, *height, first_excerpt);
3746 result
3747 .child(self.render_buffer_header(
3748 first_excerpt,
3749 true,
3750 selected,
3751 false,
3752 jump_data,
3753 window,
3754 cx,
3755 ))
3756 .into_any_element()
3757 }
3758
3759 Block::ExcerptBoundary { .. } => {
3760 let color = cx.theme().colors().clone();
3761 let mut result = v_flex().id(block_id).w_full();
3762
3763 result = result.child(
3764 h_flex().relative().child(
3765 div()
3766 .top(line_height / 2.)
3767 .absolute()
3768 .w_full()
3769 .h_px()
3770 .bg(color.border_variant),
3771 ),
3772 );
3773
3774 result.into_any()
3775 }
3776
3777 Block::BufferHeader { excerpt, height } => {
3778 let mut result = v_flex().id(block_id).w_full();
3779
3780 let jump_data = header_jump_data(snapshot, block_row_start, *height, excerpt);
3781
3782 if sticky_header_excerpt_id != Some(excerpt.id) {
3783 let selected = selected_buffer_ids.contains(&excerpt.buffer_id);
3784
3785 result = result.child(div().pr(editor_margins.right).child(
3786 self.render_buffer_header(
3787 excerpt, false, selected, false, jump_data, window, cx,
3788 ),
3789 ));
3790 } else {
3791 result =
3792 result.child(div().h(FILE_HEADER_HEIGHT as f32 * window.line_height()));
3793 }
3794
3795 result.into_any()
3796 }
3797 };
3798
3799 // Discover the element's content height, then round up to the nearest multiple of line height.
3800 let preliminary_size = element.layout_as_root(
3801 size(available_width, AvailableSpace::MinContent),
3802 window,
3803 cx,
3804 );
3805 let quantized_height = (preliminary_size.height / line_height).ceil() * line_height;
3806 let final_size = if preliminary_size.height == quantized_height {
3807 preliminary_size
3808 } else {
3809 element.layout_as_root(size(available_width, quantized_height.into()), window, cx)
3810 };
3811 let mut element_height_in_lines = ((final_size.height / line_height).ceil() as u32).max(1);
3812
3813 let mut row = block_row_start;
3814 let mut x_offset = px(0.);
3815 let mut is_block = true;
3816
3817 if let BlockId::Custom(custom_block_id) = block_id
3818 && block.has_height()
3819 {
3820 if block.place_near()
3821 && let Some((x_target, line_width)) = x_position
3822 {
3823 let margin = em_width * 2;
3824 if line_width + final_size.width + margin
3825 < editor_width + editor_margins.gutter.full_width()
3826 && !row_block_types.contains_key(&(row - 1))
3827 && element_height_in_lines == 1
3828 {
3829 x_offset = line_width + margin;
3830 row = row - 1;
3831 is_block = false;
3832 element_height_in_lines = 0;
3833 row_block_types.insert(row, is_block);
3834 } else {
3835 let max_offset =
3836 editor_width + editor_margins.gutter.full_width() - final_size.width;
3837 let min_offset = (x_target + em_width - final_size.width)
3838 .max(editor_margins.gutter.full_width());
3839 x_offset = x_target.min(max_offset).max(min_offset);
3840 }
3841 };
3842 if element_height_in_lines != block.height() {
3843 resized_blocks.insert(custom_block_id, element_height_in_lines);
3844 }
3845 }
3846 for i in 0..element_height_in_lines {
3847 row_block_types.insert(row + i, is_block);
3848 }
3849
3850 Some((element, final_size, row, x_offset))
3851 }
3852
3853 fn render_buffer_header(
3854 &self,
3855 for_excerpt: &ExcerptInfo,
3856 is_folded: bool,
3857 is_selected: bool,
3858 is_sticky: bool,
3859 jump_data: JumpData,
3860 window: &mut Window,
3861 cx: &mut App,
3862 ) -> impl IntoElement {
3863 let editor = self.editor.read(cx);
3864 let multi_buffer = editor.buffer.read(cx);
3865 let file_status = multi_buffer
3866 .all_diff_hunks_expanded()
3867 .then(|| {
3868 editor
3869 .project
3870 .as_ref()?
3871 .read(cx)
3872 .status_for_buffer_id(for_excerpt.buffer_id, cx)
3873 })
3874 .flatten();
3875 let indicator = multi_buffer
3876 .buffer(for_excerpt.buffer_id)
3877 .and_then(|buffer| {
3878 let buffer = buffer.read(cx);
3879 let indicator_color = match (buffer.has_conflict(), buffer.is_dirty()) {
3880 (true, _) => Some(Color::Warning),
3881 (_, true) => Some(Color::Accent),
3882 (false, false) => None,
3883 };
3884 indicator_color.map(|indicator_color| Indicator::dot().color(indicator_color))
3885 });
3886
3887 let include_root = editor
3888 .project
3889 .as_ref()
3890 .map(|project| project.read(cx).visible_worktrees(cx).count() > 1)
3891 .unwrap_or_default();
3892 let file = for_excerpt.buffer.file();
3893 let can_open_excerpts = Editor::can_open_excerpts_in_file(file);
3894 let path_style = file.map(|file| file.path_style(cx));
3895 let relative_path = for_excerpt.buffer.resolve_file_path(include_root, cx);
3896 let (parent_path, filename) = if let Some(path) = &relative_path {
3897 if let Some(path_style) = path_style {
3898 let (dir, file_name) = path_style.split(path);
3899 (dir.map(|dir| dir.to_owned()), Some(file_name.to_owned()))
3900 } else {
3901 (None, Some(path.clone()))
3902 }
3903 } else {
3904 (None, None)
3905 };
3906 let focus_handle = editor.focus_handle(cx);
3907 let colors = cx.theme().colors();
3908
3909 let header = div()
3910 .p_1()
3911 .w_full()
3912 .h(FILE_HEADER_HEIGHT as f32 * window.line_height())
3913 .child(
3914 h_flex()
3915 .size_full()
3916 .gap_2()
3917 .flex_basis(Length::Definite(DefiniteLength::Fraction(0.667)))
3918 .pl_0p5()
3919 .pr_5()
3920 .rounded_sm()
3921 .when(is_sticky, |el| el.shadow_md())
3922 .border_1()
3923 .map(|div| {
3924 let border_color = if is_selected
3925 && is_folded
3926 && focus_handle.contains_focused(window, cx)
3927 {
3928 colors.border_focused
3929 } else {
3930 colors.border
3931 };
3932 div.border_color(border_color)
3933 })
3934 .bg(colors.editor_subheader_background)
3935 .hover(|style| style.bg(colors.element_hover))
3936 .map(|header| {
3937 let editor = self.editor.clone();
3938 let buffer_id = for_excerpt.buffer_id;
3939 let toggle_chevron_icon =
3940 FileIcons::get_chevron_icon(!is_folded, cx).map(Icon::from_path);
3941 header.child(
3942 div()
3943 .hover(|style| style.bg(colors.element_selected))
3944 .rounded_xs()
3945 .child(
3946 ButtonLike::new("toggle-buffer-fold")
3947 .style(ui::ButtonStyle::Transparent)
3948 .height(px(28.).into())
3949 .width(px(28.))
3950 .children(toggle_chevron_icon)
3951 .tooltip({
3952 let focus_handle = focus_handle.clone();
3953 move |window, cx| {
3954 Tooltip::with_meta_in(
3955 "Toggle Excerpt Fold",
3956 Some(&ToggleFold),
3957 format!(
3958 "{} to toggle all",
3959 text_for_keystroke(
3960 &Modifiers::alt(),
3961 "click",
3962 cx
3963 )
3964 ),
3965 &focus_handle,
3966 window,
3967 cx,
3968 )
3969 }
3970 })
3971 .on_click(move |event, window, cx| {
3972 if event.modifiers().alt {
3973 // Alt+click toggles all buffers
3974 editor.update(cx, |editor, cx| {
3975 editor.toggle_fold_all(
3976 &ToggleFoldAll,
3977 window,
3978 cx,
3979 );
3980 });
3981 } else {
3982 // Regular click toggles single buffer
3983 if is_folded {
3984 editor.update(cx, |editor, cx| {
3985 editor.unfold_buffer(buffer_id, cx);
3986 });
3987 } else {
3988 editor.update(cx, |editor, cx| {
3989 editor.fold_buffer(buffer_id, cx);
3990 });
3991 }
3992 }
3993 }),
3994 ),
3995 )
3996 })
3997 .children(
3998 editor
3999 .addons
4000 .values()
4001 .filter_map(|addon| {
4002 addon.render_buffer_header_controls(for_excerpt, window, cx)
4003 })
4004 .take(1),
4005 )
4006 .child(h_flex().size(px(12.0)).justify_center().children(indicator))
4007 .child(
4008 h_flex()
4009 .cursor_pointer()
4010 .id("path header block")
4011 .size_full()
4012 .justify_between()
4013 .overflow_hidden()
4014 .child(
4015 h_flex()
4016 .gap_2()
4017 .map(|path_header| {
4018 let filename = filename
4019 .map(SharedString::from)
4020 .unwrap_or_else(|| "untitled".into());
4021
4022 path_header
4023 .when(ItemSettings::get_global(cx).file_icons, |el| {
4024 let path = path::Path::new(filename.as_str());
4025 let icon = FileIcons::get_icon(path, cx)
4026 .unwrap_or_default();
4027 let icon =
4028 Icon::from_path(icon).color(Color::Muted);
4029 el.child(icon)
4030 })
4031 .child(Label::new(filename).single_line().when_some(
4032 file_status,
4033 |el, status| {
4034 el.color(if status.is_conflicted() {
4035 Color::Conflict
4036 } else if status.is_modified() {
4037 Color::Modified
4038 } else if status.is_deleted() {
4039 Color::Disabled
4040 } else {
4041 Color::Created
4042 })
4043 .when(status.is_deleted(), |el| {
4044 el.strikethrough()
4045 })
4046 },
4047 ))
4048 })
4049 .when_some(parent_path, |then, path| {
4050 then.child(div().child(path).text_color(
4051 if file_status.is_some_and(FileStatus::is_deleted) {
4052 colors.text_disabled
4053 } else {
4054 colors.text_muted
4055 },
4056 ))
4057 }),
4058 )
4059 .when(
4060 can_open_excerpts && is_selected && relative_path.is_some(),
4061 |el| {
4062 el.child(
4063 h_flex()
4064 .id("jump-to-file-button")
4065 .gap_2p5()
4066 .child(Label::new("Jump To File"))
4067 .children(
4068 KeyBinding::for_action_in(
4069 &OpenExcerpts,
4070 &focus_handle,
4071 window,
4072 cx,
4073 )
4074 .map(|binding| binding.into_any_element()),
4075 ),
4076 )
4077 },
4078 )
4079 .on_mouse_down(MouseButton::Left, |_, _, cx| cx.stop_propagation())
4080 .on_click(window.listener_for(&self.editor, {
4081 move |editor, e: &ClickEvent, window, cx| {
4082 editor.open_excerpts_common(
4083 Some(jump_data.clone()),
4084 e.modifiers().secondary(),
4085 window,
4086 cx,
4087 );
4088 }
4089 })),
4090 ),
4091 );
4092
4093 let file = for_excerpt.buffer.file().cloned();
4094 let editor = self.editor.clone();
4095 right_click_menu("buffer-header-context-menu")
4096 .trigger(move |_, _, _| header)
4097 .menu(move |window, cx| {
4098 let menu_context = focus_handle.clone();
4099 let editor = editor.clone();
4100 let file = file.clone();
4101 ContextMenu::build(window, cx, move |mut menu, window, cx| {
4102 if let Some(file) = file
4103 && let Some(project) = editor.read(cx).project()
4104 && let Some(worktree) =
4105 project.read(cx).worktree_for_id(file.worktree_id(cx), cx)
4106 {
4107 let path_style = file.path_style(cx);
4108 let worktree = worktree.read(cx);
4109 let relative_path = file.path();
4110 let entry_for_path = worktree.entry_for_path(relative_path);
4111 let abs_path = entry_for_path.map(|e| {
4112 e.canonical_path.as_deref().map_or_else(
4113 || worktree.absolutize(relative_path),
4114 Path::to_path_buf,
4115 )
4116 });
4117 let has_relative_path = worktree.root_entry().is_some_and(Entry::is_dir);
4118
4119 let parent_abs_path = abs_path
4120 .as_ref()
4121 .and_then(|abs_path| Some(abs_path.parent()?.to_path_buf()));
4122 let relative_path = has_relative_path
4123 .then_some(relative_path)
4124 .map(ToOwned::to_owned);
4125
4126 let visible_in_project_panel =
4127 relative_path.is_some() && worktree.is_visible();
4128 let reveal_in_project_panel = entry_for_path
4129 .filter(|_| visible_in_project_panel)
4130 .map(|entry| entry.id);
4131 menu = menu
4132 .when_some(abs_path, |menu, abs_path| {
4133 menu.entry(
4134 "Copy Path",
4135 Some(Box::new(zed_actions::workspace::CopyPath)),
4136 window.handler_for(&editor, move |_, _, cx| {
4137 cx.write_to_clipboard(ClipboardItem::new_string(
4138 abs_path.to_string_lossy().into_owned(),
4139 ));
4140 }),
4141 )
4142 })
4143 .when_some(relative_path, |menu, relative_path| {
4144 menu.entry(
4145 "Copy Relative Path",
4146 Some(Box::new(zed_actions::workspace::CopyRelativePath)),
4147 window.handler_for(&editor, move |_, _, cx| {
4148 cx.write_to_clipboard(ClipboardItem::new_string(
4149 relative_path.display(path_style).to_string(),
4150 ));
4151 }),
4152 )
4153 })
4154 .when(
4155 reveal_in_project_panel.is_some() || parent_abs_path.is_some(),
4156 |menu| menu.separator(),
4157 )
4158 .when_some(reveal_in_project_panel, |menu, entry_id| {
4159 menu.entry(
4160 "Reveal In Project Panel",
4161 Some(Box::new(RevealInProjectPanel::default())),
4162 window.handler_for(&editor, move |editor, _, cx| {
4163 if let Some(project) = &mut editor.project {
4164 project.update(cx, |_, cx| {
4165 cx.emit(project::Event::RevealInProjectPanel(
4166 entry_id,
4167 ))
4168 });
4169 }
4170 }),
4171 )
4172 })
4173 .when_some(parent_abs_path, |menu, parent_abs_path| {
4174 menu.entry(
4175 "Open in Terminal",
4176 Some(Box::new(OpenInTerminal)),
4177 window.handler_for(&editor, move |_, window, cx| {
4178 window.dispatch_action(
4179 OpenTerminal {
4180 working_directory: parent_abs_path.clone(),
4181 }
4182 .boxed_clone(),
4183 cx,
4184 );
4185 }),
4186 )
4187 });
4188 }
4189
4190 menu.context(menu_context)
4191 })
4192 })
4193 }
4194
4195 fn render_blocks(
4196 &self,
4197 rows: Range<DisplayRow>,
4198 snapshot: &EditorSnapshot,
4199 hitbox: &Hitbox,
4200 text_hitbox: &Hitbox,
4201 editor_width: Pixels,
4202 scroll_width: &mut Pixels,
4203 editor_margins: &EditorMargins,
4204 em_width: Pixels,
4205 text_x: Pixels,
4206 line_height: Pixels,
4207 line_layouts: &mut [LineWithInvisibles],
4208 selections: &[Selection<Point>],
4209 selected_buffer_ids: &Vec<BufferId>,
4210 is_row_soft_wrapped: impl Copy + Fn(usize) -> bool,
4211 sticky_header_excerpt_id: Option<ExcerptId>,
4212 window: &mut Window,
4213 cx: &mut App,
4214 ) -> Result<(Vec<BlockLayout>, HashMap<DisplayRow, bool>), HashMap<CustomBlockId, u32>> {
4215 let (fixed_blocks, non_fixed_blocks) = snapshot
4216 .blocks_in_range(rows.clone())
4217 .partition::<Vec<_>, _>(|(_, block)| block.style() == BlockStyle::Fixed);
4218
4219 let mut focused_block = self
4220 .editor
4221 .update(cx, |editor, _| editor.take_focused_block());
4222 let mut fixed_block_max_width = Pixels::ZERO;
4223 let mut blocks = Vec::new();
4224 let mut resized_blocks = HashMap::default();
4225 let mut row_block_types = HashMap::default();
4226
4227 for (row, block) in fixed_blocks {
4228 let block_id = block.id();
4229
4230 if focused_block.as_ref().is_some_and(|b| b.id == block_id) {
4231 focused_block = None;
4232 }
4233
4234 if let Some((element, element_size, row, x_offset)) = self.render_block(
4235 block,
4236 AvailableSpace::MinContent,
4237 block_id,
4238 row,
4239 snapshot,
4240 text_x,
4241 &rows,
4242 line_layouts,
4243 editor_margins,
4244 line_height,
4245 em_width,
4246 text_hitbox,
4247 editor_width,
4248 scroll_width,
4249 &mut resized_blocks,
4250 &mut row_block_types,
4251 selections,
4252 selected_buffer_ids,
4253 is_row_soft_wrapped,
4254 sticky_header_excerpt_id,
4255 window,
4256 cx,
4257 ) {
4258 fixed_block_max_width = fixed_block_max_width.max(element_size.width + em_width);
4259 blocks.push(BlockLayout {
4260 id: block_id,
4261 x_offset,
4262 row: Some(row),
4263 element,
4264 available_space: size(AvailableSpace::MinContent, element_size.height.into()),
4265 style: BlockStyle::Fixed,
4266 overlaps_gutter: true,
4267 is_buffer_header: block.is_buffer_header(),
4268 });
4269 }
4270 }
4271
4272 for (row, block) in non_fixed_blocks {
4273 let style = block.style();
4274 let width = match (style, block.place_near()) {
4275 (_, true) => AvailableSpace::MinContent,
4276 (BlockStyle::Sticky, _) => hitbox.size.width.into(),
4277 (BlockStyle::Flex, _) => hitbox
4278 .size
4279 .width
4280 .max(fixed_block_max_width)
4281 .max(editor_margins.gutter.width + *scroll_width)
4282 .into(),
4283 (BlockStyle::Fixed, _) => unreachable!(),
4284 };
4285 let block_id = block.id();
4286
4287 if focused_block.as_ref().is_some_and(|b| b.id == block_id) {
4288 focused_block = None;
4289 }
4290
4291 if let Some((element, element_size, row, x_offset)) = self.render_block(
4292 block,
4293 width,
4294 block_id,
4295 row,
4296 snapshot,
4297 text_x,
4298 &rows,
4299 line_layouts,
4300 editor_margins,
4301 line_height,
4302 em_width,
4303 text_hitbox,
4304 editor_width,
4305 scroll_width,
4306 &mut resized_blocks,
4307 &mut row_block_types,
4308 selections,
4309 selected_buffer_ids,
4310 is_row_soft_wrapped,
4311 sticky_header_excerpt_id,
4312 window,
4313 cx,
4314 ) {
4315 blocks.push(BlockLayout {
4316 id: block_id,
4317 x_offset,
4318 row: Some(row),
4319 element,
4320 available_space: size(width, element_size.height.into()),
4321 style,
4322 overlaps_gutter: !block.place_near(),
4323 is_buffer_header: block.is_buffer_header(),
4324 });
4325 }
4326 }
4327
4328 if let Some(focused_block) = focused_block
4329 && let Some(focus_handle) = focused_block.focus_handle.upgrade()
4330 && focus_handle.is_focused(window)
4331 && let Some(block) = snapshot.block_for_id(focused_block.id)
4332 {
4333 let style = block.style();
4334 let width = match style {
4335 BlockStyle::Fixed => AvailableSpace::MinContent,
4336 BlockStyle::Flex => AvailableSpace::Definite(
4337 hitbox
4338 .size
4339 .width
4340 .max(fixed_block_max_width)
4341 .max(editor_margins.gutter.width + *scroll_width),
4342 ),
4343 BlockStyle::Sticky => AvailableSpace::Definite(hitbox.size.width),
4344 };
4345
4346 if let Some((element, element_size, _, x_offset)) = self.render_block(
4347 &block,
4348 width,
4349 focused_block.id,
4350 rows.end,
4351 snapshot,
4352 text_x,
4353 &rows,
4354 line_layouts,
4355 editor_margins,
4356 line_height,
4357 em_width,
4358 text_hitbox,
4359 editor_width,
4360 scroll_width,
4361 &mut resized_blocks,
4362 &mut row_block_types,
4363 selections,
4364 selected_buffer_ids,
4365 is_row_soft_wrapped,
4366 sticky_header_excerpt_id,
4367 window,
4368 cx,
4369 ) {
4370 blocks.push(BlockLayout {
4371 id: block.id(),
4372 x_offset,
4373 row: None,
4374 element,
4375 available_space: size(width, element_size.height.into()),
4376 style,
4377 overlaps_gutter: true,
4378 is_buffer_header: block.is_buffer_header(),
4379 });
4380 }
4381 }
4382
4383 if resized_blocks.is_empty() {
4384 *scroll_width =
4385 (*scroll_width).max(fixed_block_max_width - editor_margins.gutter.width);
4386 Ok((blocks, row_block_types))
4387 } else {
4388 Err(resized_blocks)
4389 }
4390 }
4391
4392 fn layout_blocks(
4393 &self,
4394 blocks: &mut Vec<BlockLayout>,
4395 hitbox: &Hitbox,
4396 line_height: Pixels,
4397 scroll_position: gpui::Point<ScrollOffset>,
4398 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
4399 window: &mut Window,
4400 cx: &mut App,
4401 ) {
4402 for block in blocks {
4403 let mut origin = if let Some(row) = block.row {
4404 hitbox.origin
4405 + point(
4406 block.x_offset,
4407 Pixels::from(
4408 (row.as_f64() - scroll_position.y)
4409 * ScrollPixelOffset::from(line_height),
4410 ),
4411 )
4412 } else {
4413 // Position the block outside the visible area
4414 hitbox.origin + point(Pixels::ZERO, hitbox.size.height)
4415 };
4416
4417 if !matches!(block.style, BlockStyle::Sticky) {
4418 origin += point(Pixels::from(-scroll_pixel_position.x), Pixels::ZERO);
4419 }
4420
4421 let focus_handle =
4422 block
4423 .element
4424 .prepaint_as_root(origin, block.available_space, window, cx);
4425
4426 if let Some(focus_handle) = focus_handle {
4427 self.editor.update(cx, |editor, _cx| {
4428 editor.set_focused_block(FocusedBlock {
4429 id: block.id,
4430 focus_handle: focus_handle.downgrade(),
4431 });
4432 });
4433 }
4434 }
4435 }
4436
4437 fn layout_sticky_buffer_header(
4438 &self,
4439 StickyHeaderExcerpt { excerpt }: StickyHeaderExcerpt<'_>,
4440 scroll_position: gpui::Point<ScrollOffset>,
4441 line_height: Pixels,
4442 right_margin: Pixels,
4443 snapshot: &EditorSnapshot,
4444 hitbox: &Hitbox,
4445 selected_buffer_ids: &Vec<BufferId>,
4446 blocks: &[BlockLayout],
4447 window: &mut Window,
4448 cx: &mut App,
4449 ) -> AnyElement {
4450 let jump_data = header_jump_data(
4451 snapshot,
4452 DisplayRow(scroll_position.y as u32),
4453 FILE_HEADER_HEIGHT + MULTI_BUFFER_EXCERPT_HEADER_HEIGHT,
4454 excerpt,
4455 );
4456
4457 let editor_bg_color = cx.theme().colors().editor_background;
4458
4459 let selected = selected_buffer_ids.contains(&excerpt.buffer_id);
4460
4461 let available_width = hitbox.bounds.size.width - right_margin;
4462
4463 let mut header = v_flex()
4464 .w_full()
4465 .relative()
4466 .child(
4467 div()
4468 .w(available_width)
4469 .h(FILE_HEADER_HEIGHT as f32 * line_height)
4470 .bg(linear_gradient(
4471 0.,
4472 linear_color_stop(editor_bg_color.opacity(0.), 0.),
4473 linear_color_stop(editor_bg_color, 0.6),
4474 ))
4475 .absolute()
4476 .top_0(),
4477 )
4478 .child(
4479 self.render_buffer_header(excerpt, false, selected, true, jump_data, window, cx)
4480 .into_any_element(),
4481 )
4482 .into_any_element();
4483
4484 let mut origin = hitbox.origin;
4485 // Move floating header up to avoid colliding with the next buffer header.
4486 for block in blocks.iter() {
4487 if !block.is_buffer_header {
4488 continue;
4489 }
4490
4491 let Some(display_row) = block.row.filter(|row| row.0 > scroll_position.y as u32) else {
4492 continue;
4493 };
4494
4495 let max_row = display_row.0.saturating_sub(FILE_HEADER_HEIGHT);
4496 let offset = scroll_position.y - max_row as f64;
4497
4498 if offset > 0.0 {
4499 origin.y -= Pixels::from(offset * ScrollPixelOffset::from(line_height));
4500 }
4501 break;
4502 }
4503
4504 let size = size(
4505 AvailableSpace::Definite(available_width),
4506 AvailableSpace::MinContent,
4507 );
4508
4509 header.prepaint_as_root(origin, size, window, cx);
4510
4511 header
4512 }
4513
4514 fn layout_cursor_popovers(
4515 &self,
4516 line_height: Pixels,
4517 text_hitbox: &Hitbox,
4518 content_origin: gpui::Point<Pixels>,
4519 right_margin: Pixels,
4520 start_row: DisplayRow,
4521 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
4522 line_layouts: &[LineWithInvisibles],
4523 cursor: DisplayPoint,
4524 cursor_point: Point,
4525 style: &EditorStyle,
4526 window: &mut Window,
4527 cx: &mut App,
4528 ) -> Option<ContextMenuLayout> {
4529 let mut min_menu_height = Pixels::ZERO;
4530 let mut max_menu_height = Pixels::ZERO;
4531 let mut height_above_menu = Pixels::ZERO;
4532 let height_below_menu = Pixels::ZERO;
4533 let mut edit_prediction_popover_visible = false;
4534 let mut context_menu_visible = false;
4535 let context_menu_placement;
4536
4537 {
4538 let editor = self.editor.read(cx);
4539 if editor.edit_prediction_visible_in_cursor_popover(editor.has_active_edit_prediction())
4540 {
4541 height_above_menu +=
4542 editor.edit_prediction_cursor_popover_height() + POPOVER_Y_PADDING;
4543 edit_prediction_popover_visible = true;
4544 }
4545
4546 if editor.context_menu_visible()
4547 && let Some(crate::ContextMenuOrigin::Cursor) = editor.context_menu_origin()
4548 {
4549 let (min_height_in_lines, max_height_in_lines) = editor
4550 .context_menu_options
4551 .as_ref()
4552 .map_or((3, 12), |options| {
4553 (options.min_entries_visible, options.max_entries_visible)
4554 });
4555
4556 min_menu_height += line_height * min_height_in_lines as f32 + POPOVER_Y_PADDING;
4557 max_menu_height += line_height * max_height_in_lines as f32 + POPOVER_Y_PADDING;
4558 context_menu_visible = true;
4559 }
4560 context_menu_placement = editor
4561 .context_menu_options
4562 .as_ref()
4563 .and_then(|options| options.placement.clone());
4564 }
4565
4566 let visible = edit_prediction_popover_visible || context_menu_visible;
4567 if !visible {
4568 return None;
4569 }
4570
4571 let cursor_row_layout = &line_layouts[cursor.row().minus(start_row) as usize];
4572 let target_position = content_origin
4573 + gpui::Point {
4574 x: cmp::max(
4575 px(0.),
4576 Pixels::from(
4577 ScrollPixelOffset::from(
4578 cursor_row_layout.x_for_index(cursor.column() as usize),
4579 ) - scroll_pixel_position.x,
4580 ),
4581 ),
4582 y: cmp::max(
4583 px(0.),
4584 Pixels::from(
4585 cursor.row().next_row().as_f64() * ScrollPixelOffset::from(line_height)
4586 - scroll_pixel_position.y,
4587 ),
4588 ),
4589 };
4590
4591 let viewport_bounds =
4592 Bounds::new(Default::default(), window.viewport_size()).extend(Edges {
4593 right: -right_margin - MENU_GAP,
4594 ..Default::default()
4595 });
4596
4597 let min_height = height_above_menu + min_menu_height + height_below_menu;
4598 let max_height = height_above_menu + max_menu_height + height_below_menu;
4599 let (laid_out_popovers, y_flipped) = self.layout_popovers_above_or_below_line(
4600 target_position,
4601 line_height,
4602 min_height,
4603 max_height,
4604 context_menu_placement,
4605 text_hitbox,
4606 viewport_bounds,
4607 window,
4608 cx,
4609 |height, max_width_for_stable_x, y_flipped, window, cx| {
4610 // First layout the menu to get its size - others can be at least this wide.
4611 let context_menu = if context_menu_visible {
4612 let menu_height = if y_flipped {
4613 height - height_below_menu
4614 } else {
4615 height - height_above_menu
4616 };
4617 let mut element = self
4618 .render_context_menu(line_height, menu_height, window, cx)
4619 .expect("Visible context menu should always render.");
4620 let size = element.layout_as_root(AvailableSpace::min_size(), window, cx);
4621 Some((CursorPopoverType::CodeContextMenu, element, size))
4622 } else {
4623 None
4624 };
4625 let min_width = context_menu
4626 .as_ref()
4627 .map_or(px(0.), |(_, _, size)| size.width);
4628 let max_width = max_width_for_stable_x.max(
4629 context_menu
4630 .as_ref()
4631 .map_or(px(0.), |(_, _, size)| size.width),
4632 );
4633
4634 let edit_prediction = if edit_prediction_popover_visible {
4635 self.editor.update(cx, move |editor, cx| {
4636 let accept_binding =
4637 editor.accept_edit_prediction_keybind(false, window, cx);
4638 let mut element = editor.render_edit_prediction_cursor_popover(
4639 min_width,
4640 max_width,
4641 cursor_point,
4642 style,
4643 accept_binding.keystroke(),
4644 window,
4645 cx,
4646 )?;
4647 let size = element.layout_as_root(AvailableSpace::min_size(), window, cx);
4648 Some((CursorPopoverType::EditPrediction, element, size))
4649 })
4650 } else {
4651 None
4652 };
4653 vec![edit_prediction, context_menu]
4654 .into_iter()
4655 .flatten()
4656 .collect::<Vec<_>>()
4657 },
4658 )?;
4659
4660 let (menu_ix, (_, menu_bounds)) = laid_out_popovers
4661 .iter()
4662 .find_position(|(x, _)| matches!(x, CursorPopoverType::CodeContextMenu))?;
4663 let last_ix = laid_out_popovers.len() - 1;
4664 let menu_is_last = menu_ix == last_ix;
4665 let first_popover_bounds = laid_out_popovers[0].1;
4666 let last_popover_bounds = laid_out_popovers[last_ix].1;
4667
4668 // Bounds to layout the aside around. When y_flipped, the aside goes either above or to the
4669 // right, and otherwise it goes below or to the right.
4670 let mut target_bounds = Bounds::from_corners(
4671 first_popover_bounds.origin,
4672 last_popover_bounds.bottom_right(),
4673 );
4674 target_bounds.size.width = menu_bounds.size.width;
4675
4676 // Like `target_bounds`, but with the max height it could occupy. Choosing an aside position
4677 // based on this is preferred for layout stability.
4678 let mut max_target_bounds = target_bounds;
4679 max_target_bounds.size.height = max_height;
4680 if y_flipped {
4681 max_target_bounds.origin.y -= max_height - target_bounds.size.height;
4682 }
4683
4684 // Add spacing around `target_bounds` and `max_target_bounds`.
4685 let mut extend_amount = Edges::all(MENU_GAP);
4686 if y_flipped {
4687 extend_amount.bottom = line_height;
4688 } else {
4689 extend_amount.top = line_height;
4690 }
4691 let target_bounds = target_bounds.extend(extend_amount);
4692 let max_target_bounds = max_target_bounds.extend(extend_amount);
4693
4694 let must_place_above_or_below =
4695 if y_flipped && !menu_is_last && menu_bounds.size.height < max_menu_height {
4696 laid_out_popovers[menu_ix + 1..]
4697 .iter()
4698 .any(|(_, popover_bounds)| popover_bounds.size.width > menu_bounds.size.width)
4699 } else {
4700 false
4701 };
4702
4703 let aside_bounds = self.layout_context_menu_aside(
4704 y_flipped,
4705 *menu_bounds,
4706 target_bounds,
4707 max_target_bounds,
4708 max_menu_height,
4709 must_place_above_or_below,
4710 text_hitbox,
4711 viewport_bounds,
4712 window,
4713 cx,
4714 );
4715
4716 if let Some(menu_bounds) = laid_out_popovers.iter().find_map(|(popover_type, bounds)| {
4717 if matches!(popover_type, CursorPopoverType::CodeContextMenu) {
4718 Some(*bounds)
4719 } else {
4720 None
4721 }
4722 }) {
4723 let bounds = if let Some(aside_bounds) = aside_bounds {
4724 menu_bounds.union(&aside_bounds)
4725 } else {
4726 menu_bounds
4727 };
4728 return Some(ContextMenuLayout { y_flipped, bounds });
4729 }
4730
4731 None
4732 }
4733
4734 fn layout_gutter_menu(
4735 &self,
4736 line_height: Pixels,
4737 text_hitbox: &Hitbox,
4738 content_origin: gpui::Point<Pixels>,
4739 right_margin: Pixels,
4740 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
4741 gutter_overshoot: Pixels,
4742 window: &mut Window,
4743 cx: &mut App,
4744 ) {
4745 let editor = self.editor.read(cx);
4746 if !editor.context_menu_visible() {
4747 return;
4748 }
4749 let Some(crate::ContextMenuOrigin::GutterIndicator(gutter_row)) =
4750 editor.context_menu_origin()
4751 else {
4752 return;
4753 };
4754 // Context menu was spawned via a click on a gutter. Ensure it's a bit closer to the
4755 // indicator than just a plain first column of the text field.
4756 let target_position = content_origin
4757 + gpui::Point {
4758 x: -gutter_overshoot,
4759 y: Pixels::from(
4760 gutter_row.next_row().as_f64() * ScrollPixelOffset::from(line_height)
4761 - scroll_pixel_position.y,
4762 ),
4763 };
4764
4765 let (min_height_in_lines, max_height_in_lines) = editor
4766 .context_menu_options
4767 .as_ref()
4768 .map_or((3, 12), |options| {
4769 (options.min_entries_visible, options.max_entries_visible)
4770 });
4771
4772 let min_height = line_height * min_height_in_lines as f32 + POPOVER_Y_PADDING;
4773 let max_height = line_height * max_height_in_lines as f32 + POPOVER_Y_PADDING;
4774 let viewport_bounds =
4775 Bounds::new(Default::default(), window.viewport_size()).extend(Edges {
4776 right: -right_margin - MENU_GAP,
4777 ..Default::default()
4778 });
4779 self.layout_popovers_above_or_below_line(
4780 target_position,
4781 line_height,
4782 min_height,
4783 max_height,
4784 editor
4785 .context_menu_options
4786 .as_ref()
4787 .and_then(|options| options.placement.clone()),
4788 text_hitbox,
4789 viewport_bounds,
4790 window,
4791 cx,
4792 move |height, _max_width_for_stable_x, _, window, cx| {
4793 let mut element = self
4794 .render_context_menu(line_height, height, window, cx)
4795 .expect("Visible context menu should always render.");
4796 let size = element.layout_as_root(AvailableSpace::min_size(), window, cx);
4797 vec![(CursorPopoverType::CodeContextMenu, element, size)]
4798 },
4799 );
4800 }
4801
4802 fn layout_popovers_above_or_below_line(
4803 &self,
4804 target_position: gpui::Point<Pixels>,
4805 line_height: Pixels,
4806 min_height: Pixels,
4807 max_height: Pixels,
4808 placement: Option<ContextMenuPlacement>,
4809 text_hitbox: &Hitbox,
4810 viewport_bounds: Bounds<Pixels>,
4811 window: &mut Window,
4812 cx: &mut App,
4813 make_sized_popovers: impl FnOnce(
4814 Pixels,
4815 Pixels,
4816 bool,
4817 &mut Window,
4818 &mut App,
4819 ) -> Vec<(CursorPopoverType, AnyElement, Size<Pixels>)>,
4820 ) -> Option<(Vec<(CursorPopoverType, Bounds<Pixels>)>, bool)> {
4821 let text_style = TextStyleRefinement {
4822 line_height: Some(DefiniteLength::Fraction(
4823 BufferLineHeight::Comfortable.value(),
4824 )),
4825 ..Default::default()
4826 };
4827 window.with_text_style(Some(text_style), |window| {
4828 // If the max height won't fit below and there is more space above, put it above the line.
4829 let bottom_y_when_flipped = target_position.y - line_height;
4830 let available_above = bottom_y_when_flipped - text_hitbox.top();
4831 let available_below = text_hitbox.bottom() - target_position.y;
4832 let y_overflows_below = max_height > available_below;
4833 let mut y_flipped = match placement {
4834 Some(ContextMenuPlacement::Above) => true,
4835 Some(ContextMenuPlacement::Below) => false,
4836 None => y_overflows_below && available_above > available_below,
4837 };
4838 let mut height = cmp::min(
4839 max_height,
4840 if y_flipped {
4841 available_above
4842 } else {
4843 available_below
4844 },
4845 );
4846
4847 // If the min height doesn't fit within text bounds, instead fit within the window.
4848 if height < min_height {
4849 let available_above = bottom_y_when_flipped;
4850 let available_below = viewport_bounds.bottom() - target_position.y;
4851 let (y_flipped_override, height_override) = match placement {
4852 Some(ContextMenuPlacement::Above) => {
4853 (true, cmp::min(available_above, min_height))
4854 }
4855 Some(ContextMenuPlacement::Below) => {
4856 (false, cmp::min(available_below, min_height))
4857 }
4858 None => {
4859 if available_below > min_height {
4860 (false, min_height)
4861 } else if available_above > min_height {
4862 (true, min_height)
4863 } else if available_above > available_below {
4864 (true, available_above)
4865 } else {
4866 (false, available_below)
4867 }
4868 }
4869 };
4870 y_flipped = y_flipped_override;
4871 height = height_override;
4872 }
4873
4874 let max_width_for_stable_x = viewport_bounds.right() - target_position.x;
4875
4876 // TODO: Use viewport_bounds.width as a max width so that it doesn't get clipped on the left
4877 // for very narrow windows.
4878 let popovers =
4879 make_sized_popovers(height, max_width_for_stable_x, y_flipped, window, cx);
4880 if popovers.is_empty() {
4881 return None;
4882 }
4883
4884 let max_width = popovers
4885 .iter()
4886 .map(|(_, _, size)| size.width)
4887 .max()
4888 .unwrap_or_default();
4889
4890 let mut current_position = gpui::Point {
4891 // Snap the right edge of the list to the right edge of the window if its horizontal bounds
4892 // overflow. Include space for the scrollbar.
4893 x: target_position
4894 .x
4895 .min((viewport_bounds.right() - max_width).max(Pixels::ZERO)),
4896 y: if y_flipped {
4897 bottom_y_when_flipped
4898 } else {
4899 target_position.y
4900 },
4901 };
4902
4903 let mut laid_out_popovers = popovers
4904 .into_iter()
4905 .map(|(popover_type, element, size)| {
4906 if y_flipped {
4907 current_position.y -= size.height;
4908 }
4909 let position = current_position;
4910 window.defer_draw(element, current_position, 1);
4911 if !y_flipped {
4912 current_position.y += size.height + MENU_GAP;
4913 } else {
4914 current_position.y -= MENU_GAP;
4915 }
4916 (popover_type, Bounds::new(position, size))
4917 })
4918 .collect::<Vec<_>>();
4919
4920 if y_flipped {
4921 laid_out_popovers.reverse();
4922 }
4923
4924 Some((laid_out_popovers, y_flipped))
4925 })
4926 }
4927
4928 fn layout_context_menu_aside(
4929 &self,
4930 y_flipped: bool,
4931 menu_bounds: Bounds<Pixels>,
4932 target_bounds: Bounds<Pixels>,
4933 max_target_bounds: Bounds<Pixels>,
4934 max_height: Pixels,
4935 must_place_above_or_below: bool,
4936 text_hitbox: &Hitbox,
4937 viewport_bounds: Bounds<Pixels>,
4938 window: &mut Window,
4939 cx: &mut App,
4940 ) -> Option<Bounds<Pixels>> {
4941 let available_within_viewport = target_bounds.space_within(&viewport_bounds);
4942 let positioned_aside = if available_within_viewport.right >= MENU_ASIDE_MIN_WIDTH
4943 && !must_place_above_or_below
4944 {
4945 let max_width = cmp::min(
4946 available_within_viewport.right - px(1.),
4947 MENU_ASIDE_MAX_WIDTH,
4948 );
4949 let mut aside = self.render_context_menu_aside(
4950 size(max_width, max_height - POPOVER_Y_PADDING),
4951 window,
4952 cx,
4953 )?;
4954 let size = aside.layout_as_root(AvailableSpace::min_size(), window, cx);
4955 let right_position = point(target_bounds.right(), menu_bounds.origin.y);
4956 Some((aside, right_position, size))
4957 } else {
4958 let max_size = size(
4959 // TODO(mgsloan): Once the menu is bounded by viewport width the bound on viewport
4960 // won't be needed here.
4961 cmp::min(
4962 cmp::max(menu_bounds.size.width - px(2.), MENU_ASIDE_MIN_WIDTH),
4963 viewport_bounds.right(),
4964 ),
4965 cmp::min(
4966 max_height,
4967 cmp::max(
4968 available_within_viewport.top,
4969 available_within_viewport.bottom,
4970 ),
4971 ) - POPOVER_Y_PADDING,
4972 );
4973 let mut aside = self.render_context_menu_aside(max_size, window, cx)?;
4974 let actual_size = aside.layout_as_root(AvailableSpace::min_size(), window, cx);
4975
4976 let top_position = point(
4977 menu_bounds.origin.x,
4978 target_bounds.top() - actual_size.height,
4979 );
4980 let bottom_position = point(menu_bounds.origin.x, target_bounds.bottom());
4981
4982 let fit_within = |available: Edges<Pixels>, wanted: Size<Pixels>| {
4983 // Prefer to fit on the same side of the line as the menu, then on the other side of
4984 // the line.
4985 if !y_flipped && wanted.height < available.bottom {
4986 Some(bottom_position)
4987 } else if !y_flipped && wanted.height < available.top {
4988 Some(top_position)
4989 } else if y_flipped && wanted.height < available.top {
4990 Some(top_position)
4991 } else if y_flipped && wanted.height < available.bottom {
4992 Some(bottom_position)
4993 } else {
4994 None
4995 }
4996 };
4997
4998 // Prefer choosing a direction using max sizes rather than actual size for stability.
4999 let available_within_text = max_target_bounds.space_within(&text_hitbox.bounds);
5000 let wanted = size(MENU_ASIDE_MAX_WIDTH, max_height);
5001 let aside_position = fit_within(available_within_text, wanted)
5002 // Fallback: fit max size in window.
5003 .or_else(|| fit_within(max_target_bounds.space_within(&viewport_bounds), wanted))
5004 // Fallback: fit actual size in window.
5005 .or_else(|| fit_within(available_within_viewport, actual_size));
5006
5007 aside_position.map(|position| (aside, position, actual_size))
5008 };
5009
5010 // Skip drawing if it doesn't fit anywhere.
5011 if let Some((aside, position, size)) = positioned_aside {
5012 let aside_bounds = Bounds::new(position, size);
5013 window.defer_draw(aside, position, 2);
5014 return Some(aside_bounds);
5015 }
5016
5017 None
5018 }
5019
5020 fn render_context_menu(
5021 &self,
5022 line_height: Pixels,
5023 height: Pixels,
5024 window: &mut Window,
5025 cx: &mut App,
5026 ) -> Option<AnyElement> {
5027 let max_height_in_lines = ((height - POPOVER_Y_PADDING) / line_height).floor() as u32;
5028 self.editor.update(cx, |editor, cx| {
5029 editor.render_context_menu(&self.style, max_height_in_lines, window, cx)
5030 })
5031 }
5032
5033 fn render_context_menu_aside(
5034 &self,
5035 max_size: Size<Pixels>,
5036 window: &mut Window,
5037 cx: &mut App,
5038 ) -> Option<AnyElement> {
5039 if max_size.width < px(100.) || max_size.height < px(12.) {
5040 None
5041 } else {
5042 self.editor.update(cx, |editor, cx| {
5043 editor.render_context_menu_aside(max_size, window, cx)
5044 })
5045 }
5046 }
5047
5048 fn layout_mouse_context_menu(
5049 &self,
5050 editor_snapshot: &EditorSnapshot,
5051 visible_range: Range<DisplayRow>,
5052 content_origin: gpui::Point<Pixels>,
5053 window: &mut Window,
5054 cx: &mut App,
5055 ) -> Option<AnyElement> {
5056 let position = self.editor.update(cx, |editor, _cx| {
5057 let visible_start_point = editor.display_to_pixel_point(
5058 DisplayPoint::new(visible_range.start, 0),
5059 editor_snapshot,
5060 window,
5061 )?;
5062 let visible_end_point = editor.display_to_pixel_point(
5063 DisplayPoint::new(visible_range.end, 0),
5064 editor_snapshot,
5065 window,
5066 )?;
5067
5068 let mouse_context_menu = editor.mouse_context_menu.as_ref()?;
5069 let (source_display_point, position) = match mouse_context_menu.position {
5070 MenuPosition::PinnedToScreen(point) => (None, point),
5071 MenuPosition::PinnedToEditor { source, offset } => {
5072 let source_display_point = source.to_display_point(editor_snapshot);
5073 let source_point = editor.to_pixel_point(source, editor_snapshot, window)?;
5074 let position = content_origin + source_point + offset;
5075 (Some(source_display_point), position)
5076 }
5077 };
5078
5079 let source_included = source_display_point.is_none_or(|source_display_point| {
5080 visible_range
5081 .to_inclusive()
5082 .contains(&source_display_point.row())
5083 });
5084 let position_included =
5085 visible_start_point.y <= position.y && position.y <= visible_end_point.y;
5086 if !source_included && !position_included {
5087 None
5088 } else {
5089 Some(position)
5090 }
5091 })?;
5092
5093 let text_style = TextStyleRefinement {
5094 line_height: Some(DefiniteLength::Fraction(
5095 BufferLineHeight::Comfortable.value(),
5096 )),
5097 ..Default::default()
5098 };
5099 window.with_text_style(Some(text_style), |window| {
5100 let mut element = self.editor.read_with(cx, |editor, _| {
5101 let mouse_context_menu = editor.mouse_context_menu.as_ref()?;
5102 let context_menu = mouse_context_menu.context_menu.clone();
5103
5104 Some(
5105 deferred(
5106 anchored()
5107 .position(position)
5108 .child(context_menu)
5109 .anchor(Corner::TopLeft)
5110 .snap_to_window_with_margin(px(8.)),
5111 )
5112 .with_priority(1)
5113 .into_any(),
5114 )
5115 })?;
5116
5117 element.prepaint_as_root(position, AvailableSpace::min_size(), window, cx);
5118 Some(element)
5119 })
5120 }
5121
5122 fn layout_hover_popovers(
5123 &self,
5124 snapshot: &EditorSnapshot,
5125 hitbox: &Hitbox,
5126 visible_display_row_range: Range<DisplayRow>,
5127 content_origin: gpui::Point<Pixels>,
5128 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
5129 line_layouts: &[LineWithInvisibles],
5130 line_height: Pixels,
5131 em_width: Pixels,
5132 context_menu_layout: Option<ContextMenuLayout>,
5133 window: &mut Window,
5134 cx: &mut App,
5135 ) {
5136 struct MeasuredHoverPopover {
5137 element: AnyElement,
5138 size: Size<Pixels>,
5139 horizontal_offset: Pixels,
5140 }
5141
5142 let max_size = size(
5143 (120. * em_width) // Default size
5144 .min(hitbox.size.width / 2.) // Shrink to half of the editor width
5145 .max(MIN_POPOVER_CHARACTER_WIDTH * em_width), // Apply minimum width of 20 characters
5146 (16. * line_height) // Default size
5147 .min(hitbox.size.height / 2.) // Shrink to half of the editor height
5148 .max(MIN_POPOVER_LINE_HEIGHT * line_height), // Apply minimum height of 4 lines
5149 );
5150
5151 let hover_popovers = self.editor.update(cx, |editor, cx| {
5152 editor.hover_state.render(
5153 snapshot,
5154 visible_display_row_range.clone(),
5155 max_size,
5156 window,
5157 cx,
5158 )
5159 });
5160 let Some((position, hover_popovers)) = hover_popovers else {
5161 return;
5162 };
5163
5164 // This is safe because we check on layout whether the required row is available
5165 let hovered_row_layout =
5166 &line_layouts[position.row().minus(visible_display_row_range.start) as usize];
5167
5168 // Compute Hovered Point
5169 let x = hovered_row_layout.x_for_index(position.column() as usize)
5170 - Pixels::from(scroll_pixel_position.x);
5171 let y = Pixels::from(
5172 position.row().as_f64() * ScrollPixelOffset::from(line_height)
5173 - scroll_pixel_position.y,
5174 );
5175 let hovered_point = content_origin + point(x, y);
5176
5177 let mut overall_height = Pixels::ZERO;
5178 let mut measured_hover_popovers = Vec::new();
5179 for (position, mut hover_popover) in hover_popovers.into_iter().with_position() {
5180 let size = hover_popover.layout_as_root(AvailableSpace::min_size(), window, cx);
5181 let horizontal_offset =
5182 (hitbox.top_right().x - POPOVER_RIGHT_OFFSET - (hovered_point.x + size.width))
5183 .min(Pixels::ZERO);
5184 match position {
5185 itertools::Position::Middle | itertools::Position::Last => {
5186 overall_height += HOVER_POPOVER_GAP
5187 }
5188 _ => {}
5189 }
5190 overall_height += size.height;
5191 measured_hover_popovers.push(MeasuredHoverPopover {
5192 element: hover_popover,
5193 size,
5194 horizontal_offset,
5195 });
5196 }
5197
5198 fn draw_occluder(
5199 width: Pixels,
5200 origin: gpui::Point<Pixels>,
5201 window: &mut Window,
5202 cx: &mut App,
5203 ) {
5204 let mut occlusion = div()
5205 .size_full()
5206 .occlude()
5207 .on_mouse_move(|_, _, cx| cx.stop_propagation())
5208 .into_any_element();
5209 occlusion.layout_as_root(size(width, HOVER_POPOVER_GAP).into(), window, cx);
5210 window.defer_draw(occlusion, origin, 2);
5211 }
5212
5213 fn place_popovers_above(
5214 hovered_point: gpui::Point<Pixels>,
5215 measured_hover_popovers: Vec<MeasuredHoverPopover>,
5216 window: &mut Window,
5217 cx: &mut App,
5218 ) {
5219 let mut current_y = hovered_point.y;
5220 for (position, popover) in measured_hover_popovers.into_iter().with_position() {
5221 let size = popover.size;
5222 let popover_origin = point(
5223 hovered_point.x + popover.horizontal_offset,
5224 current_y - size.height,
5225 );
5226
5227 window.defer_draw(popover.element, popover_origin, 2);
5228 if position != itertools::Position::Last {
5229 let origin = point(popover_origin.x, popover_origin.y - HOVER_POPOVER_GAP);
5230 draw_occluder(size.width, origin, window, cx);
5231 }
5232
5233 current_y = popover_origin.y - HOVER_POPOVER_GAP;
5234 }
5235 }
5236
5237 fn place_popovers_below(
5238 hovered_point: gpui::Point<Pixels>,
5239 measured_hover_popovers: Vec<MeasuredHoverPopover>,
5240 line_height: Pixels,
5241 window: &mut Window,
5242 cx: &mut App,
5243 ) {
5244 let mut current_y = hovered_point.y + line_height;
5245 for (position, popover) in measured_hover_popovers.into_iter().with_position() {
5246 let size = popover.size;
5247 let popover_origin = point(hovered_point.x + popover.horizontal_offset, current_y);
5248
5249 window.defer_draw(popover.element, popover_origin, 2);
5250 if position != itertools::Position::Last {
5251 let origin = point(popover_origin.x, popover_origin.y + size.height);
5252 draw_occluder(size.width, origin, window, cx);
5253 }
5254
5255 current_y = popover_origin.y + size.height + HOVER_POPOVER_GAP;
5256 }
5257 }
5258
5259 let intersects_menu = |bounds: Bounds<Pixels>| -> bool {
5260 context_menu_layout
5261 .as_ref()
5262 .is_some_and(|menu| bounds.intersects(&menu.bounds))
5263 };
5264
5265 let can_place_above = {
5266 let mut bounds_above = Vec::new();
5267 let mut current_y = hovered_point.y;
5268 for popover in &measured_hover_popovers {
5269 let size = popover.size;
5270 let popover_origin = point(
5271 hovered_point.x + popover.horizontal_offset,
5272 current_y - size.height,
5273 );
5274 bounds_above.push(Bounds::new(popover_origin, size));
5275 current_y = popover_origin.y - HOVER_POPOVER_GAP;
5276 }
5277 bounds_above
5278 .iter()
5279 .all(|b| b.is_contained_within(hitbox) && !intersects_menu(*b))
5280 };
5281
5282 let can_place_below = || {
5283 let mut bounds_below = Vec::new();
5284 let mut current_y = hovered_point.y + line_height;
5285 for popover in &measured_hover_popovers {
5286 let size = popover.size;
5287 let popover_origin = point(hovered_point.x + popover.horizontal_offset, current_y);
5288 bounds_below.push(Bounds::new(popover_origin, size));
5289 current_y = popover_origin.y + size.height + HOVER_POPOVER_GAP;
5290 }
5291 bounds_below
5292 .iter()
5293 .all(|b| b.is_contained_within(hitbox) && !intersects_menu(*b))
5294 };
5295
5296 if can_place_above {
5297 // try placing above hovered point
5298 place_popovers_above(hovered_point, measured_hover_popovers, window, cx);
5299 } else if can_place_below() {
5300 // try placing below hovered point
5301 place_popovers_below(
5302 hovered_point,
5303 measured_hover_popovers,
5304 line_height,
5305 window,
5306 cx,
5307 );
5308 } else {
5309 // try to place popovers around the context menu
5310 let origin_surrounding_menu = context_menu_layout.as_ref().and_then(|menu| {
5311 let total_width = measured_hover_popovers
5312 .iter()
5313 .map(|p| p.size.width)
5314 .max()
5315 .unwrap_or(Pixels::ZERO);
5316 let y_for_horizontal_positioning = if menu.y_flipped {
5317 menu.bounds.bottom() - overall_height
5318 } else {
5319 menu.bounds.top()
5320 };
5321 let possible_origins = vec![
5322 // left of context menu
5323 point(
5324 menu.bounds.left() - total_width - HOVER_POPOVER_GAP,
5325 y_for_horizontal_positioning,
5326 ),
5327 // right of context menu
5328 point(
5329 menu.bounds.right() + HOVER_POPOVER_GAP,
5330 y_for_horizontal_positioning,
5331 ),
5332 // top of context menu
5333 point(
5334 menu.bounds.left(),
5335 menu.bounds.top() - overall_height - HOVER_POPOVER_GAP,
5336 ),
5337 // bottom of context menu
5338 point(menu.bounds.left(), menu.bounds.bottom() + HOVER_POPOVER_GAP),
5339 ];
5340 possible_origins.into_iter().find(|&origin| {
5341 Bounds::new(origin, size(total_width, overall_height))
5342 .is_contained_within(hitbox)
5343 })
5344 });
5345 if let Some(origin) = origin_surrounding_menu {
5346 let mut current_y = origin.y;
5347 for (position, popover) in measured_hover_popovers.into_iter().with_position() {
5348 let size = popover.size;
5349 let popover_origin = point(origin.x, current_y);
5350
5351 window.defer_draw(popover.element, popover_origin, 2);
5352 if position != itertools::Position::Last {
5353 let origin = point(popover_origin.x, popover_origin.y + size.height);
5354 draw_occluder(size.width, origin, window, cx);
5355 }
5356
5357 current_y = popover_origin.y + size.height + HOVER_POPOVER_GAP;
5358 }
5359 } else {
5360 // fallback to existing above/below cursor logic
5361 // this might overlap menu or overflow in rare case
5362 if can_place_above {
5363 place_popovers_above(hovered_point, measured_hover_popovers, window, cx);
5364 } else {
5365 place_popovers_below(
5366 hovered_point,
5367 measured_hover_popovers,
5368 line_height,
5369 window,
5370 cx,
5371 );
5372 }
5373 }
5374 }
5375 }
5376
5377 fn layout_diff_hunk_controls(
5378 &self,
5379 row_range: Range<DisplayRow>,
5380 row_infos: &[RowInfo],
5381 text_hitbox: &Hitbox,
5382 newest_cursor_position: Option<DisplayPoint>,
5383 line_height: Pixels,
5384 right_margin: Pixels,
5385 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
5386 display_hunks: &[(DisplayDiffHunk, Option<Hitbox>)],
5387 highlighted_rows: &BTreeMap<DisplayRow, LineHighlight>,
5388 editor: Entity<Editor>,
5389 window: &mut Window,
5390 cx: &mut App,
5391 ) -> (Vec<AnyElement>, Vec<(DisplayRow, Bounds<Pixels>)>) {
5392 let render_diff_hunk_controls = editor.read(cx).render_diff_hunk_controls.clone();
5393 let hovered_diff_hunk_row = editor.read(cx).hovered_diff_hunk_row;
5394
5395 let mut controls = vec![];
5396 let mut control_bounds = vec![];
5397
5398 let active_positions = [
5399 hovered_diff_hunk_row.map(|row| DisplayPoint::new(row, 0)),
5400 newest_cursor_position,
5401 ];
5402
5403 for (hunk, _) in display_hunks {
5404 if let DisplayDiffHunk::Unfolded {
5405 display_row_range,
5406 multi_buffer_range,
5407 status,
5408 is_created_file,
5409 ..
5410 } = &hunk
5411 {
5412 if display_row_range.start < row_range.start
5413 || display_row_range.start >= row_range.end
5414 {
5415 continue;
5416 }
5417 if highlighted_rows
5418 .get(&display_row_range.start)
5419 .and_then(|highlight| highlight.type_id)
5420 .is_some_and(|type_id| {
5421 [
5422 TypeId::of::<ConflictsOuter>(),
5423 TypeId::of::<ConflictsOursMarker>(),
5424 TypeId::of::<ConflictsOurs>(),
5425 TypeId::of::<ConflictsTheirs>(),
5426 TypeId::of::<ConflictsTheirsMarker>(),
5427 ]
5428 .contains(&type_id)
5429 })
5430 {
5431 continue;
5432 }
5433 let row_ix = (display_row_range.start - row_range.start).0 as usize;
5434 if row_infos[row_ix].diff_status.is_none() {
5435 continue;
5436 }
5437 if row_infos[row_ix]
5438 .diff_status
5439 .is_some_and(|status| status.is_added())
5440 && !status.is_added()
5441 {
5442 continue;
5443 }
5444
5445 if active_positions
5446 .iter()
5447 .any(|p| p.is_some_and(|p| display_row_range.contains(&p.row())))
5448 {
5449 let y = (display_row_range.start.as_f64()
5450 * ScrollPixelOffset::from(line_height)
5451 + ScrollPixelOffset::from(text_hitbox.bounds.top())
5452 - scroll_pixel_position.y)
5453 .into();
5454
5455 let mut element = render_diff_hunk_controls(
5456 display_row_range.start.0,
5457 status,
5458 multi_buffer_range.clone(),
5459 *is_created_file,
5460 line_height,
5461 &editor,
5462 window,
5463 cx,
5464 );
5465 let size =
5466 element.layout_as_root(size(px(100.0), line_height).into(), window, cx);
5467
5468 let x = text_hitbox.bounds.right() - right_margin - px(10.) - size.width;
5469
5470 let bounds = Bounds::new(gpui::Point::new(x, y), size);
5471 control_bounds.push((display_row_range.start, bounds));
5472
5473 window.with_absolute_element_offset(gpui::Point::new(x, y), |window| {
5474 element.prepaint(window, cx)
5475 });
5476 controls.push(element);
5477 }
5478 }
5479 }
5480
5481 (controls, control_bounds)
5482 }
5483
5484 fn layout_signature_help(
5485 &self,
5486 hitbox: &Hitbox,
5487 content_origin: gpui::Point<Pixels>,
5488 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
5489 newest_selection_head: Option<DisplayPoint>,
5490 start_row: DisplayRow,
5491 line_layouts: &[LineWithInvisibles],
5492 line_height: Pixels,
5493 em_width: Pixels,
5494 context_menu_layout: Option<ContextMenuLayout>,
5495 window: &mut Window,
5496 cx: &mut App,
5497 ) {
5498 if !self.editor.focus_handle(cx).is_focused(window) {
5499 return;
5500 }
5501 let Some(newest_selection_head) = newest_selection_head else {
5502 return;
5503 };
5504
5505 let max_size = size(
5506 (120. * em_width) // Default size
5507 .min(hitbox.size.width / 2.) // Shrink to half of the editor width
5508 .max(MIN_POPOVER_CHARACTER_WIDTH * em_width), // Apply minimum width of 20 characters
5509 (16. * line_height) // Default size
5510 .min(hitbox.size.height / 2.) // Shrink to half of the editor height
5511 .max(MIN_POPOVER_LINE_HEIGHT * line_height), // Apply minimum height of 4 lines
5512 );
5513
5514 let maybe_element = self.editor.update(cx, |editor, cx| {
5515 if let Some(popover) = editor.signature_help_state.popover_mut() {
5516 let element = popover.render(max_size, window, cx);
5517 Some(element)
5518 } else {
5519 None
5520 }
5521 });
5522 let Some(mut element) = maybe_element else {
5523 return;
5524 };
5525
5526 let selection_row = newest_selection_head.row();
5527 let Some(cursor_row_layout) = (selection_row >= start_row)
5528 .then(|| line_layouts.get(selection_row.minus(start_row) as usize))
5529 .flatten()
5530 else {
5531 return;
5532 };
5533
5534 let target_x = cursor_row_layout.x_for_index(newest_selection_head.column() as usize)
5535 - Pixels::from(scroll_pixel_position.x);
5536 let target_y = Pixels::from(
5537 selection_row.as_f64() * ScrollPixelOffset::from(line_height) - scroll_pixel_position.y,
5538 );
5539 let target_point = content_origin + point(target_x, target_y);
5540
5541 let actual_size = element.layout_as_root(Size::<AvailableSpace>::default(), window, cx);
5542
5543 let (popover_bounds_above, popover_bounds_below) = {
5544 let horizontal_offset = (hitbox.top_right().x
5545 - POPOVER_RIGHT_OFFSET
5546 - (target_point.x + actual_size.width))
5547 .min(Pixels::ZERO);
5548 let initial_x = target_point.x + horizontal_offset;
5549 (
5550 Bounds::new(
5551 point(initial_x, target_point.y - actual_size.height),
5552 actual_size,
5553 ),
5554 Bounds::new(
5555 point(initial_x, target_point.y + line_height + HOVER_POPOVER_GAP),
5556 actual_size,
5557 ),
5558 )
5559 };
5560
5561 let intersects_menu = |bounds: Bounds<Pixels>| -> bool {
5562 context_menu_layout
5563 .as_ref()
5564 .is_some_and(|menu| bounds.intersects(&menu.bounds))
5565 };
5566
5567 let final_origin = if popover_bounds_above.is_contained_within(hitbox)
5568 && !intersects_menu(popover_bounds_above)
5569 {
5570 // try placing above cursor
5571 popover_bounds_above.origin
5572 } else if popover_bounds_below.is_contained_within(hitbox)
5573 && !intersects_menu(popover_bounds_below)
5574 {
5575 // try placing below cursor
5576 popover_bounds_below.origin
5577 } else {
5578 // try surrounding context menu if exists
5579 let origin_surrounding_menu = context_menu_layout.as_ref().and_then(|menu| {
5580 let y_for_horizontal_positioning = if menu.y_flipped {
5581 menu.bounds.bottom() - actual_size.height
5582 } else {
5583 menu.bounds.top()
5584 };
5585 let possible_origins = vec![
5586 // left of context menu
5587 point(
5588 menu.bounds.left() - actual_size.width - HOVER_POPOVER_GAP,
5589 y_for_horizontal_positioning,
5590 ),
5591 // right of context menu
5592 point(
5593 menu.bounds.right() + HOVER_POPOVER_GAP,
5594 y_for_horizontal_positioning,
5595 ),
5596 // top of context menu
5597 point(
5598 menu.bounds.left(),
5599 menu.bounds.top() - actual_size.height - HOVER_POPOVER_GAP,
5600 ),
5601 // bottom of context menu
5602 point(menu.bounds.left(), menu.bounds.bottom() + HOVER_POPOVER_GAP),
5603 ];
5604 possible_origins
5605 .into_iter()
5606 .find(|&origin| Bounds::new(origin, actual_size).is_contained_within(hitbox))
5607 });
5608 origin_surrounding_menu.unwrap_or_else(|| {
5609 // fallback to existing above/below cursor logic
5610 // this might overlap menu or overflow in rare case
5611 if popover_bounds_above.is_contained_within(hitbox) {
5612 popover_bounds_above.origin
5613 } else {
5614 popover_bounds_below.origin
5615 }
5616 })
5617 };
5618
5619 window.defer_draw(element, final_origin, 2);
5620 }
5621
5622 fn paint_background(&self, layout: &EditorLayout, window: &mut Window, cx: &mut App) {
5623 window.paint_layer(layout.hitbox.bounds, |window| {
5624 let scroll_top = layout.position_map.snapshot.scroll_position().y;
5625 let gutter_bg = cx.theme().colors().editor_gutter_background;
5626 window.paint_quad(fill(layout.gutter_hitbox.bounds, gutter_bg));
5627 window.paint_quad(fill(
5628 layout.position_map.text_hitbox.bounds,
5629 self.style.background,
5630 ));
5631
5632 if matches!(
5633 layout.mode,
5634 EditorMode::Full { .. } | EditorMode::Minimap { .. }
5635 ) {
5636 let show_active_line_background = match layout.mode {
5637 EditorMode::Full {
5638 show_active_line_background,
5639 ..
5640 } => show_active_line_background,
5641 EditorMode::Minimap { .. } => true,
5642 _ => false,
5643 };
5644 let mut active_rows = layout.active_rows.iter().peekable();
5645 while let Some((start_row, contains_non_empty_selection)) = active_rows.next() {
5646 let mut end_row = start_row.0;
5647 while active_rows
5648 .peek()
5649 .is_some_and(|(active_row, has_selection)| {
5650 active_row.0 == end_row + 1
5651 && has_selection.selection == contains_non_empty_selection.selection
5652 })
5653 {
5654 active_rows.next().unwrap();
5655 end_row += 1;
5656 }
5657
5658 if show_active_line_background && !contains_non_empty_selection.selection {
5659 let highlight_h_range =
5660 match layout.position_map.snapshot.current_line_highlight {
5661 CurrentLineHighlight::Gutter => Some(Range {
5662 start: layout.hitbox.left(),
5663 end: layout.gutter_hitbox.right(),
5664 }),
5665 CurrentLineHighlight::Line => Some(Range {
5666 start: layout.position_map.text_hitbox.bounds.left(),
5667 end: layout.position_map.text_hitbox.bounds.right(),
5668 }),
5669 CurrentLineHighlight::All => Some(Range {
5670 start: layout.hitbox.left(),
5671 end: layout.hitbox.right(),
5672 }),
5673 CurrentLineHighlight::None => None,
5674 };
5675 if let Some(range) = highlight_h_range {
5676 let active_line_bg = cx.theme().colors().editor_active_line_background;
5677 let bounds = Bounds {
5678 origin: point(
5679 range.start,
5680 layout.hitbox.origin.y
5681 + Pixels::from(
5682 (start_row.as_f64() - scroll_top)
5683 * ScrollPixelOffset::from(
5684 layout.position_map.line_height,
5685 ),
5686 ),
5687 ),
5688 size: size(
5689 range.end - range.start,
5690 layout.position_map.line_height
5691 * (end_row - start_row.0 + 1) as f32,
5692 ),
5693 };
5694 window.paint_quad(fill(bounds, active_line_bg));
5695 }
5696 }
5697 }
5698
5699 let mut paint_highlight = |highlight_row_start: DisplayRow,
5700 highlight_row_end: DisplayRow,
5701 highlight: crate::LineHighlight,
5702 edges| {
5703 let mut origin_x = layout.hitbox.left();
5704 let mut width = layout.hitbox.size.width;
5705 if !highlight.include_gutter {
5706 origin_x += layout.gutter_hitbox.size.width;
5707 width -= layout.gutter_hitbox.size.width;
5708 }
5709
5710 let origin = point(
5711 origin_x,
5712 layout.hitbox.origin.y
5713 + Pixels::from(
5714 (highlight_row_start.as_f64() - scroll_top)
5715 * ScrollPixelOffset::from(layout.position_map.line_height),
5716 ),
5717 );
5718 let size = size(
5719 width,
5720 layout.position_map.line_height
5721 * highlight_row_end.next_row().minus(highlight_row_start) as f32,
5722 );
5723 let mut quad = fill(Bounds { origin, size }, highlight.background);
5724 if let Some(border_color) = highlight.border {
5725 quad.border_color = border_color;
5726 quad.border_widths = edges
5727 }
5728 window.paint_quad(quad);
5729 };
5730
5731 let mut current_paint: Option<(LineHighlight, Range<DisplayRow>, Edges<Pixels>)> =
5732 None;
5733 for (&new_row, &new_background) in &layout.highlighted_rows {
5734 match &mut current_paint {
5735 &mut Some((current_background, ref mut current_range, mut edges)) => {
5736 let new_range_started = current_background != new_background
5737 || current_range.end.next_row() != new_row;
5738 if new_range_started {
5739 if current_range.end.next_row() == new_row {
5740 edges.bottom = px(0.);
5741 };
5742 paint_highlight(
5743 current_range.start,
5744 current_range.end,
5745 current_background,
5746 edges,
5747 );
5748 let edges = Edges {
5749 top: if current_range.end.next_row() != new_row {
5750 px(1.)
5751 } else {
5752 px(0.)
5753 },
5754 bottom: px(1.),
5755 ..Default::default()
5756 };
5757 current_paint = Some((new_background, new_row..new_row, edges));
5758 continue;
5759 } else {
5760 current_range.end = current_range.end.next_row();
5761 }
5762 }
5763 None => {
5764 let edges = Edges {
5765 top: px(1.),
5766 bottom: px(1.),
5767 ..Default::default()
5768 };
5769 current_paint = Some((new_background, new_row..new_row, edges))
5770 }
5771 };
5772 }
5773 if let Some((color, range, edges)) = current_paint {
5774 paint_highlight(range.start, range.end, color, edges);
5775 }
5776
5777 for (guide_x, active) in layout.wrap_guides.iter() {
5778 let color = if *active {
5779 cx.theme().colors().editor_active_wrap_guide
5780 } else {
5781 cx.theme().colors().editor_wrap_guide
5782 };
5783 window.paint_quad(fill(
5784 Bounds {
5785 origin: point(*guide_x, layout.position_map.text_hitbox.origin.y),
5786 size: size(px(1.), layout.position_map.text_hitbox.size.height),
5787 },
5788 color,
5789 ));
5790 }
5791 }
5792 })
5793 }
5794
5795 fn paint_indent_guides(
5796 &mut self,
5797 layout: &mut EditorLayout,
5798 window: &mut Window,
5799 cx: &mut App,
5800 ) {
5801 let Some(indent_guides) = &layout.indent_guides else {
5802 return;
5803 };
5804
5805 let faded_color = |color: Hsla, alpha: f32| {
5806 let mut faded = color;
5807 faded.a = alpha;
5808 faded
5809 };
5810
5811 for indent_guide in indent_guides {
5812 let indent_accent_colors = cx.theme().accents().color_for_index(indent_guide.depth);
5813 let settings = &indent_guide.settings;
5814
5815 // TODO fixed for now, expose them through themes later
5816 const INDENT_AWARE_ALPHA: f32 = 0.2;
5817 const INDENT_AWARE_ACTIVE_ALPHA: f32 = 0.4;
5818 const INDENT_AWARE_BACKGROUND_ALPHA: f32 = 0.1;
5819 const INDENT_AWARE_BACKGROUND_ACTIVE_ALPHA: f32 = 0.2;
5820
5821 let line_color = match (settings.coloring, indent_guide.active) {
5822 (IndentGuideColoring::Disabled, _) => None,
5823 (IndentGuideColoring::Fixed, false) => {
5824 Some(cx.theme().colors().editor_indent_guide)
5825 }
5826 (IndentGuideColoring::Fixed, true) => {
5827 Some(cx.theme().colors().editor_indent_guide_active)
5828 }
5829 (IndentGuideColoring::IndentAware, false) => {
5830 Some(faded_color(indent_accent_colors, INDENT_AWARE_ALPHA))
5831 }
5832 (IndentGuideColoring::IndentAware, true) => {
5833 Some(faded_color(indent_accent_colors, INDENT_AWARE_ACTIVE_ALPHA))
5834 }
5835 };
5836
5837 let background_color = match (settings.background_coloring, indent_guide.active) {
5838 (IndentGuideBackgroundColoring::Disabled, _) => None,
5839 (IndentGuideBackgroundColoring::IndentAware, false) => Some(faded_color(
5840 indent_accent_colors,
5841 INDENT_AWARE_BACKGROUND_ALPHA,
5842 )),
5843 (IndentGuideBackgroundColoring::IndentAware, true) => Some(faded_color(
5844 indent_accent_colors,
5845 INDENT_AWARE_BACKGROUND_ACTIVE_ALPHA,
5846 )),
5847 };
5848
5849 let requested_line_width = if indent_guide.active {
5850 settings.active_line_width
5851 } else {
5852 settings.line_width
5853 }
5854 .clamp(1, 10);
5855 let mut line_indicator_width = 0.;
5856 if let Some(color) = line_color {
5857 window.paint_quad(fill(
5858 Bounds {
5859 origin: indent_guide.origin,
5860 size: size(px(requested_line_width as f32), indent_guide.length),
5861 },
5862 color,
5863 ));
5864 line_indicator_width = requested_line_width as f32;
5865 }
5866
5867 if let Some(color) = background_color {
5868 let width = indent_guide.single_indent_width - px(line_indicator_width);
5869 window.paint_quad(fill(
5870 Bounds {
5871 origin: point(
5872 indent_guide.origin.x + px(line_indicator_width),
5873 indent_guide.origin.y,
5874 ),
5875 size: size(width, indent_guide.length),
5876 },
5877 color,
5878 ));
5879 }
5880 }
5881 }
5882
5883 fn paint_line_numbers(&mut self, layout: &mut EditorLayout, window: &mut Window, cx: &mut App) {
5884 let is_singleton = self.editor.read(cx).buffer_kind(cx) == ItemBufferKind::Singleton;
5885
5886 let line_height = layout.position_map.line_height;
5887 window.set_cursor_style(CursorStyle::Arrow, &layout.gutter_hitbox);
5888
5889 for line_layout in layout.line_numbers.values() {
5890 for LineNumberSegment {
5891 shaped_line,
5892 hitbox,
5893 } in &line_layout.segments
5894 {
5895 let Some(hitbox) = hitbox else {
5896 continue;
5897 };
5898
5899 let Some(()) = (if !is_singleton && hitbox.is_hovered(window) {
5900 let color = cx.theme().colors().editor_hover_line_number;
5901
5902 let line = self.shape_line_number(shaped_line.text.clone(), color, window);
5903 line.paint(hitbox.origin, line_height, window, cx).log_err()
5904 } else {
5905 shaped_line
5906 .paint(hitbox.origin, line_height, window, cx)
5907 .log_err()
5908 }) else {
5909 continue;
5910 };
5911
5912 // In singleton buffers, we select corresponding lines on the line number click, so use | -like cursor.
5913 // In multi buffers, we open file at the line number clicked, so use a pointing hand cursor.
5914 if is_singleton {
5915 window.set_cursor_style(CursorStyle::IBeam, hitbox);
5916 } else {
5917 window.set_cursor_style(CursorStyle::PointingHand, hitbox);
5918 }
5919 }
5920 }
5921 }
5922
5923 fn paint_gutter_diff_hunks(layout: &mut EditorLayout, window: &mut Window, cx: &mut App) {
5924 if layout.display_hunks.is_empty() {
5925 return;
5926 }
5927
5928 let line_height = layout.position_map.line_height;
5929 window.paint_layer(layout.gutter_hitbox.bounds, |window| {
5930 for (hunk, hitbox) in &layout.display_hunks {
5931 let hunk_to_paint = match hunk {
5932 DisplayDiffHunk::Folded { .. } => {
5933 let hunk_bounds = Self::diff_hunk_bounds(
5934 &layout.position_map.snapshot,
5935 line_height,
5936 layout.gutter_hitbox.bounds,
5937 hunk,
5938 );
5939 Some((
5940 hunk_bounds,
5941 cx.theme().colors().version_control_modified,
5942 Corners::all(px(0.)),
5943 DiffHunkStatus::modified_none(),
5944 ))
5945 }
5946 DisplayDiffHunk::Unfolded {
5947 status,
5948 display_row_range,
5949 ..
5950 } => hitbox.as_ref().map(|hunk_hitbox| match status.kind {
5951 DiffHunkStatusKind::Added => (
5952 hunk_hitbox.bounds,
5953 cx.theme().colors().version_control_added,
5954 Corners::all(px(0.)),
5955 *status,
5956 ),
5957 DiffHunkStatusKind::Modified => (
5958 hunk_hitbox.bounds,
5959 cx.theme().colors().version_control_modified,
5960 Corners::all(px(0.)),
5961 *status,
5962 ),
5963 DiffHunkStatusKind::Deleted if !display_row_range.is_empty() => (
5964 hunk_hitbox.bounds,
5965 cx.theme().colors().version_control_deleted,
5966 Corners::all(px(0.)),
5967 *status,
5968 ),
5969 DiffHunkStatusKind::Deleted => (
5970 Bounds::new(
5971 point(
5972 hunk_hitbox.origin.x - hunk_hitbox.size.width,
5973 hunk_hitbox.origin.y,
5974 ),
5975 size(hunk_hitbox.size.width * 2., hunk_hitbox.size.height),
5976 ),
5977 cx.theme().colors().version_control_deleted,
5978 Corners::all(1. * line_height),
5979 *status,
5980 ),
5981 }),
5982 };
5983
5984 if let Some((hunk_bounds, background_color, corner_radii, status)) = hunk_to_paint {
5985 // Flatten the background color with the editor color to prevent
5986 // elements below transparent hunks from showing through
5987 let flattened_background_color = cx
5988 .theme()
5989 .colors()
5990 .editor_background
5991 .blend(background_color);
5992
5993 if !Self::diff_hunk_hollow(status, cx) {
5994 window.paint_quad(quad(
5995 hunk_bounds,
5996 corner_radii,
5997 flattened_background_color,
5998 Edges::default(),
5999 transparent_black(),
6000 BorderStyle::default(),
6001 ));
6002 } else {
6003 let flattened_unstaged_background_color = cx
6004 .theme()
6005 .colors()
6006 .editor_background
6007 .blend(background_color.opacity(0.3));
6008
6009 window.paint_quad(quad(
6010 hunk_bounds,
6011 corner_radii,
6012 flattened_unstaged_background_color,
6013 Edges::all(px(1.0)),
6014 flattened_background_color,
6015 BorderStyle::Solid,
6016 ));
6017 }
6018 }
6019 }
6020 });
6021 }
6022
6023 fn gutter_strip_width(line_height: Pixels) -> Pixels {
6024 (0.275 * line_height).floor()
6025 }
6026
6027 fn diff_hunk_bounds(
6028 snapshot: &EditorSnapshot,
6029 line_height: Pixels,
6030 gutter_bounds: Bounds<Pixels>,
6031 hunk: &DisplayDiffHunk,
6032 ) -> Bounds<Pixels> {
6033 let scroll_position = snapshot.scroll_position();
6034 let scroll_top = scroll_position.y * ScrollPixelOffset::from(line_height);
6035 let gutter_strip_width = Self::gutter_strip_width(line_height);
6036
6037 match hunk {
6038 DisplayDiffHunk::Folded { display_row, .. } => {
6039 let start_y = (display_row.as_f64() * ScrollPixelOffset::from(line_height)
6040 - scroll_top)
6041 .into();
6042 let end_y = start_y + line_height;
6043 let highlight_origin = gutter_bounds.origin + point(px(0.), start_y);
6044 let highlight_size = size(gutter_strip_width, end_y - start_y);
6045 Bounds::new(highlight_origin, highlight_size)
6046 }
6047 DisplayDiffHunk::Unfolded {
6048 display_row_range,
6049 status,
6050 ..
6051 } => {
6052 if status.is_deleted() && display_row_range.is_empty() {
6053 let row = display_row_range.start;
6054
6055 let offset = ScrollPixelOffset::from(line_height / 2.);
6056 let start_y =
6057 (row.as_f64() * ScrollPixelOffset::from(line_height) - offset - scroll_top)
6058 .into();
6059 let end_y = start_y + line_height;
6060
6061 let width = (0.35 * line_height).floor();
6062 let highlight_origin = gutter_bounds.origin + point(px(0.), start_y);
6063 let highlight_size = size(width, end_y - start_y);
6064 Bounds::new(highlight_origin, highlight_size)
6065 } else {
6066 let start_row = display_row_range.start;
6067 let end_row = display_row_range.end;
6068 // If we're in a multibuffer, row range span might include an
6069 // excerpt header, so if we were to draw the marker straight away,
6070 // the hunk might include the rows of that header.
6071 // Making the range inclusive doesn't quite cut it, as we rely on the exclusivity for the soft wrap.
6072 // Instead, we simply check whether the range we're dealing with includes
6073 // any excerpt headers and if so, we stop painting the diff hunk on the first row of that header.
6074 let end_row_in_current_excerpt = snapshot
6075 .blocks_in_range(start_row..end_row)
6076 .find_map(|(start_row, block)| {
6077 if matches!(
6078 block,
6079 Block::ExcerptBoundary { .. } | Block::BufferHeader { .. }
6080 ) {
6081 Some(start_row)
6082 } else {
6083 None
6084 }
6085 })
6086 .unwrap_or(end_row);
6087
6088 let start_y = (start_row.as_f64() * ScrollPixelOffset::from(line_height)
6089 - scroll_top)
6090 .into();
6091 let end_y = Pixels::from(
6092 end_row_in_current_excerpt.as_f64() * ScrollPixelOffset::from(line_height)
6093 - scroll_top,
6094 );
6095
6096 let highlight_origin = gutter_bounds.origin + point(px(0.), start_y);
6097 let highlight_size = size(gutter_strip_width, end_y - start_y);
6098 Bounds::new(highlight_origin, highlight_size)
6099 }
6100 }
6101 }
6102 }
6103
6104 fn paint_gutter_indicators(
6105 &self,
6106 layout: &mut EditorLayout,
6107 window: &mut Window,
6108 cx: &mut App,
6109 ) {
6110 window.paint_layer(layout.gutter_hitbox.bounds, |window| {
6111 window.with_element_namespace("crease_toggles", |window| {
6112 for crease_toggle in layout.crease_toggles.iter_mut().flatten() {
6113 crease_toggle.paint(window, cx);
6114 }
6115 });
6116
6117 window.with_element_namespace("expand_toggles", |window| {
6118 for (expand_toggle, _) in layout.expand_toggles.iter_mut().flatten() {
6119 expand_toggle.paint(window, cx);
6120 }
6121 });
6122
6123 for breakpoint in layout.breakpoints.iter_mut() {
6124 breakpoint.paint(window, cx);
6125 }
6126
6127 for test_indicator in layout.test_indicators.iter_mut() {
6128 test_indicator.paint(window, cx);
6129 }
6130 });
6131 }
6132
6133 fn paint_gutter_highlights(
6134 &self,
6135 layout: &mut EditorLayout,
6136 window: &mut Window,
6137 cx: &mut App,
6138 ) {
6139 for (_, hunk_hitbox) in &layout.display_hunks {
6140 if let Some(hunk_hitbox) = hunk_hitbox
6141 && !self
6142 .editor
6143 .read(cx)
6144 .buffer()
6145 .read(cx)
6146 .all_diff_hunks_expanded()
6147 {
6148 window.set_cursor_style(CursorStyle::PointingHand, hunk_hitbox);
6149 }
6150 }
6151
6152 let show_git_gutter = layout
6153 .position_map
6154 .snapshot
6155 .show_git_diff_gutter
6156 .unwrap_or_else(|| {
6157 matches!(
6158 ProjectSettings::get_global(cx).git.git_gutter,
6159 GitGutterSetting::TrackedFiles
6160 )
6161 });
6162 if show_git_gutter {
6163 Self::paint_gutter_diff_hunks(layout, window, cx)
6164 }
6165
6166 let highlight_width = 0.275 * layout.position_map.line_height;
6167 let highlight_corner_radii = Corners::all(0.05 * layout.position_map.line_height);
6168 window.paint_layer(layout.gutter_hitbox.bounds, |window| {
6169 for (range, color) in &layout.highlighted_gutter_ranges {
6170 let start_row = if range.start.row() < layout.visible_display_row_range.start {
6171 layout.visible_display_row_range.start - DisplayRow(1)
6172 } else {
6173 range.start.row()
6174 };
6175 let end_row = if range.end.row() > layout.visible_display_row_range.end {
6176 layout.visible_display_row_range.end + DisplayRow(1)
6177 } else {
6178 range.end.row()
6179 };
6180
6181 let start_y = layout.gutter_hitbox.top()
6182 + Pixels::from(
6183 start_row.0 as f64
6184 * ScrollPixelOffset::from(layout.position_map.line_height)
6185 - layout.position_map.scroll_pixel_position.y,
6186 );
6187 let end_y = layout.gutter_hitbox.top()
6188 + Pixels::from(
6189 (end_row.0 + 1) as f64
6190 * ScrollPixelOffset::from(layout.position_map.line_height)
6191 - layout.position_map.scroll_pixel_position.y,
6192 );
6193 let bounds = Bounds::from_corners(
6194 point(layout.gutter_hitbox.left(), start_y),
6195 point(layout.gutter_hitbox.left() + highlight_width, end_y),
6196 );
6197 window.paint_quad(fill(bounds, *color).corner_radii(highlight_corner_radii));
6198 }
6199 });
6200 }
6201
6202 fn paint_blamed_display_rows(
6203 &self,
6204 layout: &mut EditorLayout,
6205 window: &mut Window,
6206 cx: &mut App,
6207 ) {
6208 let Some(blamed_display_rows) = layout.blamed_display_rows.take() else {
6209 return;
6210 };
6211
6212 window.paint_layer(layout.gutter_hitbox.bounds, |window| {
6213 for mut blame_element in blamed_display_rows.into_iter() {
6214 blame_element.paint(window, cx);
6215 }
6216 })
6217 }
6218
6219 fn paint_text(&mut self, layout: &mut EditorLayout, window: &mut Window, cx: &mut App) {
6220 window.with_content_mask(
6221 Some(ContentMask {
6222 bounds: layout.position_map.text_hitbox.bounds,
6223 }),
6224 |window| {
6225 let editor = self.editor.read(cx);
6226 if editor.mouse_cursor_hidden {
6227 window.set_window_cursor_style(CursorStyle::None);
6228 } else if let SelectionDragState::ReadyToDrag {
6229 mouse_down_time, ..
6230 } = &editor.selection_drag_state
6231 {
6232 let drag_and_drop_delay = Duration::from_millis(
6233 EditorSettings::get_global(cx)
6234 .drag_and_drop_selection
6235 .delay
6236 .0,
6237 );
6238 if mouse_down_time.elapsed() >= drag_and_drop_delay {
6239 window.set_cursor_style(
6240 CursorStyle::DragCopy,
6241 &layout.position_map.text_hitbox,
6242 );
6243 }
6244 } else if matches!(
6245 editor.selection_drag_state,
6246 SelectionDragState::Dragging { .. }
6247 ) {
6248 window
6249 .set_cursor_style(CursorStyle::DragCopy, &layout.position_map.text_hitbox);
6250 } else if editor
6251 .hovered_link_state
6252 .as_ref()
6253 .is_some_and(|hovered_link_state| !hovered_link_state.links.is_empty())
6254 {
6255 window.set_cursor_style(
6256 CursorStyle::PointingHand,
6257 &layout.position_map.text_hitbox,
6258 );
6259 } else {
6260 window.set_cursor_style(CursorStyle::IBeam, &layout.position_map.text_hitbox);
6261 };
6262
6263 self.paint_lines_background(layout, window, cx);
6264 let invisible_display_ranges = self.paint_highlights(layout, window, cx);
6265 self.paint_document_colors(layout, window);
6266 self.paint_lines(&invisible_display_ranges, layout, window, cx);
6267 self.paint_redactions(layout, window);
6268 self.paint_cursors(layout, window, cx);
6269 self.paint_inline_diagnostics(layout, window, cx);
6270 self.paint_inline_blame(layout, window, cx);
6271 self.paint_inline_code_actions(layout, window, cx);
6272 self.paint_diff_hunk_controls(layout, window, cx);
6273 window.with_element_namespace("crease_trailers", |window| {
6274 for trailer in layout.crease_trailers.iter_mut().flatten() {
6275 trailer.element.paint(window, cx);
6276 }
6277 });
6278 },
6279 )
6280 }
6281
6282 fn paint_highlights(
6283 &mut self,
6284 layout: &mut EditorLayout,
6285 window: &mut Window,
6286 cx: &mut App,
6287 ) -> SmallVec<[Range<DisplayPoint>; 32]> {
6288 window.paint_layer(layout.position_map.text_hitbox.bounds, |window| {
6289 let mut invisible_display_ranges = SmallVec::<[Range<DisplayPoint>; 32]>::new();
6290 let line_end_overshoot = 0.15 * layout.position_map.line_height;
6291 for (range, color) in &layout.highlighted_ranges {
6292 self.paint_highlighted_range(
6293 range.clone(),
6294 true,
6295 *color,
6296 Pixels::ZERO,
6297 line_end_overshoot,
6298 layout,
6299 window,
6300 );
6301 }
6302
6303 let corner_radius = if EditorSettings::get_global(cx).rounded_selection {
6304 0.15 * layout.position_map.line_height
6305 } else {
6306 Pixels::ZERO
6307 };
6308
6309 for (player_color, selections) in &layout.selections {
6310 for selection in selections.iter() {
6311 self.paint_highlighted_range(
6312 selection.range.clone(),
6313 true,
6314 player_color.selection,
6315 corner_radius,
6316 corner_radius * 2.,
6317 layout,
6318 window,
6319 );
6320
6321 if selection.is_local && !selection.range.is_empty() {
6322 invisible_display_ranges.push(selection.range.clone());
6323 }
6324 }
6325 }
6326 invisible_display_ranges
6327 })
6328 }
6329
6330 fn paint_lines(
6331 &mut self,
6332 invisible_display_ranges: &[Range<DisplayPoint>],
6333 layout: &mut EditorLayout,
6334 window: &mut Window,
6335 cx: &mut App,
6336 ) {
6337 let whitespace_setting = self
6338 .editor
6339 .read(cx)
6340 .buffer
6341 .read(cx)
6342 .language_settings(cx)
6343 .show_whitespaces;
6344
6345 for (ix, line_with_invisibles) in layout.position_map.line_layouts.iter().enumerate() {
6346 let row = DisplayRow(layout.visible_display_row_range.start.0 + ix as u32);
6347 line_with_invisibles.draw(
6348 layout,
6349 row,
6350 layout.content_origin,
6351 whitespace_setting,
6352 invisible_display_ranges,
6353 window,
6354 cx,
6355 )
6356 }
6357
6358 for line_element in &mut layout.line_elements {
6359 line_element.paint(window, cx);
6360 }
6361 }
6362
6363 fn paint_lines_background(
6364 &mut self,
6365 layout: &mut EditorLayout,
6366 window: &mut Window,
6367 cx: &mut App,
6368 ) {
6369 for (ix, line_with_invisibles) in layout.position_map.line_layouts.iter().enumerate() {
6370 let row = DisplayRow(layout.visible_display_row_range.start.0 + ix as u32);
6371 line_with_invisibles.draw_background(layout, row, layout.content_origin, window, cx);
6372 }
6373 }
6374
6375 fn paint_redactions(&mut self, layout: &EditorLayout, window: &mut Window) {
6376 if layout.redacted_ranges.is_empty() {
6377 return;
6378 }
6379
6380 let line_end_overshoot = layout.line_end_overshoot();
6381
6382 // A softer than perfect black
6383 let redaction_color = gpui::rgb(0x0e1111);
6384
6385 window.paint_layer(layout.position_map.text_hitbox.bounds, |window| {
6386 for range in layout.redacted_ranges.iter() {
6387 self.paint_highlighted_range(
6388 range.clone(),
6389 true,
6390 redaction_color.into(),
6391 Pixels::ZERO,
6392 line_end_overshoot,
6393 layout,
6394 window,
6395 );
6396 }
6397 });
6398 }
6399
6400 fn paint_document_colors(&self, layout: &mut EditorLayout, window: &mut Window) {
6401 let Some((colors_render_mode, image_colors)) = &layout.document_colors else {
6402 return;
6403 };
6404 if image_colors.is_empty()
6405 || colors_render_mode == &DocumentColorsRenderMode::None
6406 || colors_render_mode == &DocumentColorsRenderMode::Inlay
6407 {
6408 return;
6409 }
6410
6411 let line_end_overshoot = layout.line_end_overshoot();
6412
6413 for (range, color) in image_colors {
6414 match colors_render_mode {
6415 DocumentColorsRenderMode::Inlay | DocumentColorsRenderMode::None => return,
6416 DocumentColorsRenderMode::Background => {
6417 self.paint_highlighted_range(
6418 range.clone(),
6419 true,
6420 *color,
6421 Pixels::ZERO,
6422 line_end_overshoot,
6423 layout,
6424 window,
6425 );
6426 }
6427 DocumentColorsRenderMode::Border => {
6428 self.paint_highlighted_range(
6429 range.clone(),
6430 false,
6431 *color,
6432 Pixels::ZERO,
6433 line_end_overshoot,
6434 layout,
6435 window,
6436 );
6437 }
6438 }
6439 }
6440 }
6441
6442 fn paint_cursors(&mut self, layout: &mut EditorLayout, window: &mut Window, cx: &mut App) {
6443 for cursor in &mut layout.visible_cursors {
6444 cursor.paint(layout.content_origin, window, cx);
6445 }
6446 }
6447
6448 fn paint_scrollbars(&mut self, layout: &mut EditorLayout, window: &mut Window, cx: &mut App) {
6449 let Some(scrollbars_layout) = layout.scrollbars_layout.take() else {
6450 return;
6451 };
6452 let any_scrollbar_dragged = self.editor.read(cx).scroll_manager.any_scrollbar_dragged();
6453
6454 for (scrollbar_layout, axis) in scrollbars_layout.iter_scrollbars() {
6455 let hitbox = &scrollbar_layout.hitbox;
6456 if scrollbars_layout.visible {
6457 let scrollbar_edges = match axis {
6458 ScrollbarAxis::Horizontal => Edges {
6459 top: Pixels::ZERO,
6460 right: Pixels::ZERO,
6461 bottom: Pixels::ZERO,
6462 left: Pixels::ZERO,
6463 },
6464 ScrollbarAxis::Vertical => Edges {
6465 top: Pixels::ZERO,
6466 right: Pixels::ZERO,
6467 bottom: Pixels::ZERO,
6468 left: ScrollbarLayout::BORDER_WIDTH,
6469 },
6470 };
6471
6472 window.paint_layer(hitbox.bounds, |window| {
6473 window.paint_quad(quad(
6474 hitbox.bounds,
6475 Corners::default(),
6476 cx.theme().colors().scrollbar_track_background,
6477 scrollbar_edges,
6478 cx.theme().colors().scrollbar_track_border,
6479 BorderStyle::Solid,
6480 ));
6481
6482 if axis == ScrollbarAxis::Vertical {
6483 let fast_markers =
6484 self.collect_fast_scrollbar_markers(layout, scrollbar_layout, cx);
6485 // Refresh slow scrollbar markers in the background. Below, we
6486 // paint whatever markers have already been computed.
6487 self.refresh_slow_scrollbar_markers(layout, scrollbar_layout, window, cx);
6488
6489 let markers = self.editor.read(cx).scrollbar_marker_state.markers.clone();
6490 for marker in markers.iter().chain(&fast_markers) {
6491 let mut marker = marker.clone();
6492 marker.bounds.origin += hitbox.origin;
6493 window.paint_quad(marker);
6494 }
6495 }
6496
6497 if let Some(thumb_bounds) = scrollbar_layout.thumb_bounds {
6498 let scrollbar_thumb_color = match scrollbar_layout.thumb_state {
6499 ScrollbarThumbState::Dragging => {
6500 cx.theme().colors().scrollbar_thumb_active_background
6501 }
6502 ScrollbarThumbState::Hovered => {
6503 cx.theme().colors().scrollbar_thumb_hover_background
6504 }
6505 ScrollbarThumbState::Idle => {
6506 cx.theme().colors().scrollbar_thumb_background
6507 }
6508 };
6509 window.paint_quad(quad(
6510 thumb_bounds,
6511 Corners::default(),
6512 scrollbar_thumb_color,
6513 scrollbar_edges,
6514 cx.theme().colors().scrollbar_thumb_border,
6515 BorderStyle::Solid,
6516 ));
6517
6518 if any_scrollbar_dragged {
6519 window.set_window_cursor_style(CursorStyle::Arrow);
6520 } else {
6521 window.set_cursor_style(CursorStyle::Arrow, hitbox);
6522 }
6523 }
6524 })
6525 }
6526 }
6527
6528 window.on_mouse_event({
6529 let editor = self.editor.clone();
6530 let scrollbars_layout = scrollbars_layout.clone();
6531
6532 let mut mouse_position = window.mouse_position();
6533 move |event: &MouseMoveEvent, phase, window, cx| {
6534 if phase == DispatchPhase::Capture {
6535 return;
6536 }
6537
6538 editor.update(cx, |editor, cx| {
6539 if let Some((scrollbar_layout, axis)) = event
6540 .pressed_button
6541 .filter(|button| *button == MouseButton::Left)
6542 .and(editor.scroll_manager.dragging_scrollbar_axis())
6543 .and_then(|axis| {
6544 scrollbars_layout
6545 .iter_scrollbars()
6546 .find(|(_, a)| *a == axis)
6547 })
6548 {
6549 let ScrollbarLayout {
6550 hitbox,
6551 text_unit_size,
6552 ..
6553 } = scrollbar_layout;
6554
6555 let old_position = mouse_position.along(axis);
6556 let new_position = event.position.along(axis);
6557 if (hitbox.origin.along(axis)..hitbox.bottom_right().along(axis))
6558 .contains(&old_position)
6559 {
6560 let position = editor.scroll_position(cx).apply_along(axis, |p| {
6561 (p + ScrollOffset::from(
6562 (new_position - old_position) / *text_unit_size,
6563 ))
6564 .max(0.)
6565 });
6566 editor.set_scroll_position(position, window, cx);
6567 }
6568
6569 editor.scroll_manager.show_scrollbars(window, cx);
6570 cx.stop_propagation();
6571 } else if let Some((layout, axis)) = scrollbars_layout
6572 .get_hovered_axis(window)
6573 .filter(|_| !event.dragging())
6574 {
6575 if layout.thumb_hovered(&event.position) {
6576 editor
6577 .scroll_manager
6578 .set_hovered_scroll_thumb_axis(axis, cx);
6579 } else {
6580 editor.scroll_manager.reset_scrollbar_state(cx);
6581 }
6582
6583 editor.scroll_manager.show_scrollbars(window, cx);
6584 } else {
6585 editor.scroll_manager.reset_scrollbar_state(cx);
6586 }
6587
6588 mouse_position = event.position;
6589 })
6590 }
6591 });
6592
6593 if any_scrollbar_dragged {
6594 window.on_mouse_event({
6595 let editor = self.editor.clone();
6596 move |_: &MouseUpEvent, phase, window, cx| {
6597 if phase == DispatchPhase::Capture {
6598 return;
6599 }
6600
6601 editor.update(cx, |editor, cx| {
6602 if let Some((_, axis)) = scrollbars_layout.get_hovered_axis(window) {
6603 editor
6604 .scroll_manager
6605 .set_hovered_scroll_thumb_axis(axis, cx);
6606 } else {
6607 editor.scroll_manager.reset_scrollbar_state(cx);
6608 }
6609 cx.stop_propagation();
6610 });
6611 }
6612 });
6613 } else {
6614 window.on_mouse_event({
6615 let editor = self.editor.clone();
6616
6617 move |event: &MouseDownEvent, phase, window, cx| {
6618 if phase == DispatchPhase::Capture {
6619 return;
6620 }
6621 let Some((scrollbar_layout, axis)) = scrollbars_layout.get_hovered_axis(window)
6622 else {
6623 return;
6624 };
6625
6626 let ScrollbarLayout {
6627 hitbox,
6628 visible_range,
6629 text_unit_size,
6630 thumb_bounds,
6631 ..
6632 } = scrollbar_layout;
6633
6634 let Some(thumb_bounds) = thumb_bounds else {
6635 return;
6636 };
6637
6638 editor.update(cx, |editor, cx| {
6639 editor
6640 .scroll_manager
6641 .set_dragged_scroll_thumb_axis(axis, cx);
6642
6643 let event_position = event.position.along(axis);
6644
6645 if event_position < thumb_bounds.origin.along(axis)
6646 || thumb_bounds.bottom_right().along(axis) < event_position
6647 {
6648 let center_position = ((event_position - hitbox.origin.along(axis))
6649 / *text_unit_size)
6650 .round() as u32;
6651 let start_position = center_position.saturating_sub(
6652 (visible_range.end - visible_range.start) as u32 / 2,
6653 );
6654
6655 let position = editor
6656 .scroll_position(cx)
6657 .apply_along(axis, |_| start_position as ScrollOffset);
6658
6659 editor.set_scroll_position(position, window, cx);
6660 } else {
6661 editor.scroll_manager.show_scrollbars(window, cx);
6662 }
6663
6664 cx.stop_propagation();
6665 });
6666 }
6667 });
6668 }
6669 }
6670
6671 fn collect_fast_scrollbar_markers(
6672 &self,
6673 layout: &EditorLayout,
6674 scrollbar_layout: &ScrollbarLayout,
6675 cx: &mut App,
6676 ) -> Vec<PaintQuad> {
6677 const LIMIT: usize = 100;
6678 if !EditorSettings::get_global(cx).scrollbar.cursors || layout.cursors.len() > LIMIT {
6679 return vec![];
6680 }
6681 let cursor_ranges = layout
6682 .cursors
6683 .iter()
6684 .map(|(point, color)| ColoredRange {
6685 start: point.row(),
6686 end: point.row(),
6687 color: *color,
6688 })
6689 .collect_vec();
6690 scrollbar_layout.marker_quads_for_ranges(cursor_ranges, None)
6691 }
6692
6693 fn refresh_slow_scrollbar_markers(
6694 &self,
6695 layout: &EditorLayout,
6696 scrollbar_layout: &ScrollbarLayout,
6697 window: &mut Window,
6698 cx: &mut App,
6699 ) {
6700 self.editor.update(cx, |editor, cx| {
6701 if editor.buffer_kind(cx) != ItemBufferKind::Singleton
6702 || !editor
6703 .scrollbar_marker_state
6704 .should_refresh(scrollbar_layout.hitbox.size)
6705 {
6706 return;
6707 }
6708
6709 let scrollbar_layout = scrollbar_layout.clone();
6710 let background_highlights = editor.background_highlights.clone();
6711 let snapshot = layout.position_map.snapshot.clone();
6712 let theme = cx.theme().clone();
6713 let scrollbar_settings = EditorSettings::get_global(cx).scrollbar;
6714
6715 editor.scrollbar_marker_state.dirty = false;
6716 editor.scrollbar_marker_state.pending_refresh =
6717 Some(cx.spawn_in(window, async move |editor, cx| {
6718 let scrollbar_size = scrollbar_layout.hitbox.size;
6719 let scrollbar_markers = cx
6720 .background_spawn(async move {
6721 let max_point = snapshot.display_snapshot.buffer_snapshot().max_point();
6722 let mut marker_quads = Vec::new();
6723 if scrollbar_settings.git_diff {
6724 let marker_row_ranges =
6725 snapshot.buffer_snapshot().diff_hunks().map(|hunk| {
6726 let start_display_row =
6727 MultiBufferPoint::new(hunk.row_range.start.0, 0)
6728 .to_display_point(&snapshot.display_snapshot)
6729 .row();
6730 let mut end_display_row =
6731 MultiBufferPoint::new(hunk.row_range.end.0, 0)
6732 .to_display_point(&snapshot.display_snapshot)
6733 .row();
6734 if end_display_row != start_display_row {
6735 end_display_row.0 -= 1;
6736 }
6737 let color = match &hunk.status().kind {
6738 DiffHunkStatusKind::Added => {
6739 theme.colors().version_control_added
6740 }
6741 DiffHunkStatusKind::Modified => {
6742 theme.colors().version_control_modified
6743 }
6744 DiffHunkStatusKind::Deleted => {
6745 theme.colors().version_control_deleted
6746 }
6747 };
6748 ColoredRange {
6749 start: start_display_row,
6750 end: end_display_row,
6751 color,
6752 }
6753 });
6754
6755 marker_quads.extend(
6756 scrollbar_layout
6757 .marker_quads_for_ranges(marker_row_ranges, Some(0)),
6758 );
6759 }
6760
6761 for (background_highlight_id, (_, background_ranges)) in
6762 background_highlights.iter()
6763 {
6764 let is_search_highlights = *background_highlight_id
6765 == HighlightKey::Type(TypeId::of::<BufferSearchHighlights>());
6766 let is_text_highlights = *background_highlight_id
6767 == HighlightKey::Type(TypeId::of::<SelectedTextHighlight>());
6768 let is_symbol_occurrences = *background_highlight_id
6769 == HighlightKey::Type(TypeId::of::<DocumentHighlightRead>())
6770 || *background_highlight_id
6771 == HighlightKey::Type(
6772 TypeId::of::<DocumentHighlightWrite>(),
6773 );
6774 if (is_search_highlights && scrollbar_settings.search_results)
6775 || (is_text_highlights && scrollbar_settings.selected_text)
6776 || (is_symbol_occurrences && scrollbar_settings.selected_symbol)
6777 {
6778 let mut color = theme.status().info;
6779 if is_symbol_occurrences {
6780 color.fade_out(0.5);
6781 }
6782 let marker_row_ranges = background_ranges.iter().map(|range| {
6783 let display_start = range
6784 .start
6785 .to_display_point(&snapshot.display_snapshot);
6786 let display_end =
6787 range.end.to_display_point(&snapshot.display_snapshot);
6788 ColoredRange {
6789 start: display_start.row(),
6790 end: display_end.row(),
6791 color,
6792 }
6793 });
6794 marker_quads.extend(
6795 scrollbar_layout
6796 .marker_quads_for_ranges(marker_row_ranges, Some(1)),
6797 );
6798 }
6799 }
6800
6801 if scrollbar_settings.diagnostics != ScrollbarDiagnostics::None {
6802 let diagnostics = snapshot
6803 .buffer_snapshot()
6804 .diagnostics_in_range::<Point>(Point::zero()..max_point)
6805 // Don't show diagnostics the user doesn't care about
6806 .filter(|diagnostic| {
6807 match (
6808 scrollbar_settings.diagnostics,
6809 diagnostic.diagnostic.severity,
6810 ) {
6811 (ScrollbarDiagnostics::All, _) => true,
6812 (
6813 ScrollbarDiagnostics::Error,
6814 lsp::DiagnosticSeverity::ERROR,
6815 ) => true,
6816 (
6817 ScrollbarDiagnostics::Warning,
6818 lsp::DiagnosticSeverity::ERROR
6819 | lsp::DiagnosticSeverity::WARNING,
6820 ) => true,
6821 (
6822 ScrollbarDiagnostics::Information,
6823 lsp::DiagnosticSeverity::ERROR
6824 | lsp::DiagnosticSeverity::WARNING
6825 | lsp::DiagnosticSeverity::INFORMATION,
6826 ) => true,
6827 (_, _) => false,
6828 }
6829 })
6830 // We want to sort by severity, in order to paint the most severe diagnostics last.
6831 .sorted_by_key(|diagnostic| {
6832 std::cmp::Reverse(diagnostic.diagnostic.severity)
6833 });
6834
6835 let marker_row_ranges = diagnostics.into_iter().map(|diagnostic| {
6836 let start_display = diagnostic
6837 .range
6838 .start
6839 .to_display_point(&snapshot.display_snapshot);
6840 let end_display = diagnostic
6841 .range
6842 .end
6843 .to_display_point(&snapshot.display_snapshot);
6844 let color = match diagnostic.diagnostic.severity {
6845 lsp::DiagnosticSeverity::ERROR => theme.status().error,
6846 lsp::DiagnosticSeverity::WARNING => theme.status().warning,
6847 lsp::DiagnosticSeverity::INFORMATION => theme.status().info,
6848 _ => theme.status().hint,
6849 };
6850 ColoredRange {
6851 start: start_display.row(),
6852 end: end_display.row(),
6853 color,
6854 }
6855 });
6856 marker_quads.extend(
6857 scrollbar_layout
6858 .marker_quads_for_ranges(marker_row_ranges, Some(2)),
6859 );
6860 }
6861
6862 Arc::from(marker_quads)
6863 })
6864 .await;
6865
6866 editor.update(cx, |editor, cx| {
6867 editor.scrollbar_marker_state.markers = scrollbar_markers;
6868 editor.scrollbar_marker_state.scrollbar_size = scrollbar_size;
6869 editor.scrollbar_marker_state.pending_refresh = None;
6870 cx.notify();
6871 })?;
6872
6873 Ok(())
6874 }));
6875 });
6876 }
6877
6878 fn paint_highlighted_range(
6879 &self,
6880 range: Range<DisplayPoint>,
6881 fill: bool,
6882 color: Hsla,
6883 corner_radius: Pixels,
6884 line_end_overshoot: Pixels,
6885 layout: &EditorLayout,
6886 window: &mut Window,
6887 ) {
6888 let start_row = layout.visible_display_row_range.start;
6889 let end_row = layout.visible_display_row_range.end;
6890 if range.start != range.end {
6891 let row_range = if range.end.column() == 0 {
6892 cmp::max(range.start.row(), start_row)..cmp::min(range.end.row(), end_row)
6893 } else {
6894 cmp::max(range.start.row(), start_row)
6895 ..cmp::min(range.end.row().next_row(), end_row)
6896 };
6897
6898 let highlighted_range = HighlightedRange {
6899 color,
6900 line_height: layout.position_map.line_height,
6901 corner_radius,
6902 start_y: layout.content_origin.y
6903 + Pixels::from(
6904 (row_range.start.as_f64() - layout.position_map.scroll_position.y)
6905 * ScrollOffset::from(layout.position_map.line_height),
6906 ),
6907 lines: row_range
6908 .iter_rows()
6909 .map(|row| {
6910 let line_layout =
6911 &layout.position_map.line_layouts[row.minus(start_row) as usize];
6912 HighlightedRangeLine {
6913 start_x: if row == range.start.row() {
6914 layout.content_origin.x
6915 + Pixels::from(
6916 ScrollPixelOffset::from(
6917 line_layout.x_for_index(range.start.column() as usize),
6918 ) - layout.position_map.scroll_pixel_position.x,
6919 )
6920 } else {
6921 layout.content_origin.x
6922 - Pixels::from(layout.position_map.scroll_pixel_position.x)
6923 },
6924 end_x: if row == range.end.row() {
6925 layout.content_origin.x
6926 + Pixels::from(
6927 ScrollPixelOffset::from(
6928 line_layout.x_for_index(range.end.column() as usize),
6929 ) - layout.position_map.scroll_pixel_position.x,
6930 )
6931 } else {
6932 Pixels::from(
6933 ScrollPixelOffset::from(
6934 layout.content_origin.x
6935 + line_layout.width
6936 + line_end_overshoot,
6937 ) - layout.position_map.scroll_pixel_position.x,
6938 )
6939 },
6940 }
6941 })
6942 .collect(),
6943 };
6944
6945 highlighted_range.paint(fill, layout.position_map.text_hitbox.bounds, window);
6946 }
6947 }
6948
6949 fn paint_inline_diagnostics(
6950 &mut self,
6951 layout: &mut EditorLayout,
6952 window: &mut Window,
6953 cx: &mut App,
6954 ) {
6955 for mut inline_diagnostic in layout.inline_diagnostics.drain() {
6956 inline_diagnostic.1.paint(window, cx);
6957 }
6958 }
6959
6960 fn paint_inline_blame(&mut self, layout: &mut EditorLayout, window: &mut Window, cx: &mut App) {
6961 if let Some(mut blame_layout) = layout.inline_blame_layout.take() {
6962 window.paint_layer(layout.position_map.text_hitbox.bounds, |window| {
6963 blame_layout.element.paint(window, cx);
6964 })
6965 }
6966 }
6967
6968 fn paint_inline_code_actions(
6969 &mut self,
6970 layout: &mut EditorLayout,
6971 window: &mut Window,
6972 cx: &mut App,
6973 ) {
6974 if let Some(mut inline_code_actions) = layout.inline_code_actions.take() {
6975 window.paint_layer(layout.position_map.text_hitbox.bounds, |window| {
6976 inline_code_actions.paint(window, cx);
6977 })
6978 }
6979 }
6980
6981 fn paint_diff_hunk_controls(
6982 &mut self,
6983 layout: &mut EditorLayout,
6984 window: &mut Window,
6985 cx: &mut App,
6986 ) {
6987 for mut diff_hunk_control in layout.diff_hunk_controls.drain(..) {
6988 diff_hunk_control.paint(window, cx);
6989 }
6990 }
6991
6992 fn paint_minimap(&self, layout: &mut EditorLayout, window: &mut Window, cx: &mut App) {
6993 if let Some(mut layout) = layout.minimap.take() {
6994 let minimap_hitbox = layout.thumb_layout.hitbox.clone();
6995 let dragging_minimap = self.editor.read(cx).scroll_manager.is_dragging_minimap();
6996
6997 window.paint_layer(layout.thumb_layout.hitbox.bounds, |window| {
6998 window.with_element_namespace("minimap", |window| {
6999 layout.minimap.paint(window, cx);
7000 if let Some(thumb_bounds) = layout.thumb_layout.thumb_bounds {
7001 let minimap_thumb_color = match layout.thumb_layout.thumb_state {
7002 ScrollbarThumbState::Idle => {
7003 cx.theme().colors().minimap_thumb_background
7004 }
7005 ScrollbarThumbState::Hovered => {
7006 cx.theme().colors().minimap_thumb_hover_background
7007 }
7008 ScrollbarThumbState::Dragging => {
7009 cx.theme().colors().minimap_thumb_active_background
7010 }
7011 };
7012 let minimap_thumb_border = match layout.thumb_border_style {
7013 MinimapThumbBorder::Full => Edges::all(ScrollbarLayout::BORDER_WIDTH),
7014 MinimapThumbBorder::LeftOnly => Edges {
7015 left: ScrollbarLayout::BORDER_WIDTH,
7016 ..Default::default()
7017 },
7018 MinimapThumbBorder::LeftOpen => Edges {
7019 right: ScrollbarLayout::BORDER_WIDTH,
7020 top: ScrollbarLayout::BORDER_WIDTH,
7021 bottom: ScrollbarLayout::BORDER_WIDTH,
7022 ..Default::default()
7023 },
7024 MinimapThumbBorder::RightOpen => Edges {
7025 left: ScrollbarLayout::BORDER_WIDTH,
7026 top: ScrollbarLayout::BORDER_WIDTH,
7027 bottom: ScrollbarLayout::BORDER_WIDTH,
7028 ..Default::default()
7029 },
7030 MinimapThumbBorder::None => Default::default(),
7031 };
7032
7033 window.paint_layer(minimap_hitbox.bounds, |window| {
7034 window.paint_quad(quad(
7035 thumb_bounds,
7036 Corners::default(),
7037 minimap_thumb_color,
7038 minimap_thumb_border,
7039 cx.theme().colors().minimap_thumb_border,
7040 BorderStyle::Solid,
7041 ));
7042 });
7043 }
7044 });
7045 });
7046
7047 if dragging_minimap {
7048 window.set_window_cursor_style(CursorStyle::Arrow);
7049 } else {
7050 window.set_cursor_style(CursorStyle::Arrow, &minimap_hitbox);
7051 }
7052
7053 let minimap_axis = ScrollbarAxis::Vertical;
7054 let pixels_per_line = Pixels::from(
7055 ScrollPixelOffset::from(minimap_hitbox.size.height) / layout.max_scroll_top,
7056 )
7057 .min(layout.minimap_line_height);
7058
7059 let mut mouse_position = window.mouse_position();
7060
7061 window.on_mouse_event({
7062 let editor = self.editor.clone();
7063
7064 let minimap_hitbox = minimap_hitbox.clone();
7065
7066 move |event: &MouseMoveEvent, phase, window, cx| {
7067 if phase == DispatchPhase::Capture {
7068 return;
7069 }
7070
7071 editor.update(cx, |editor, cx| {
7072 if event.pressed_button == Some(MouseButton::Left)
7073 && editor.scroll_manager.is_dragging_minimap()
7074 {
7075 let old_position = mouse_position.along(minimap_axis);
7076 let new_position = event.position.along(minimap_axis);
7077 if (minimap_hitbox.origin.along(minimap_axis)
7078 ..minimap_hitbox.bottom_right().along(minimap_axis))
7079 .contains(&old_position)
7080 {
7081 let position =
7082 editor.scroll_position(cx).apply_along(minimap_axis, |p| {
7083 (p + ScrollPixelOffset::from(
7084 (new_position - old_position) / pixels_per_line,
7085 ))
7086 .max(0.)
7087 });
7088
7089 editor.set_scroll_position(position, window, cx);
7090 }
7091 cx.stop_propagation();
7092 } else if minimap_hitbox.is_hovered(window) {
7093 editor.scroll_manager.set_is_hovering_minimap_thumb(
7094 !event.dragging()
7095 && layout
7096 .thumb_layout
7097 .thumb_bounds
7098 .is_some_and(|bounds| bounds.contains(&event.position)),
7099 cx,
7100 );
7101
7102 // Stop hover events from propagating to the
7103 // underlying editor if the minimap hitbox is hovered
7104 if !event.dragging() {
7105 cx.stop_propagation();
7106 }
7107 } else {
7108 editor.scroll_manager.hide_minimap_thumb(cx);
7109 }
7110 mouse_position = event.position;
7111 });
7112 }
7113 });
7114
7115 if dragging_minimap {
7116 window.on_mouse_event({
7117 let editor = self.editor.clone();
7118 move |event: &MouseUpEvent, phase, window, cx| {
7119 if phase == DispatchPhase::Capture {
7120 return;
7121 }
7122
7123 editor.update(cx, |editor, cx| {
7124 if minimap_hitbox.is_hovered(window) {
7125 editor.scroll_manager.set_is_hovering_minimap_thumb(
7126 layout
7127 .thumb_layout
7128 .thumb_bounds
7129 .is_some_and(|bounds| bounds.contains(&event.position)),
7130 cx,
7131 );
7132 } else {
7133 editor.scroll_manager.hide_minimap_thumb(cx);
7134 }
7135 cx.stop_propagation();
7136 });
7137 }
7138 });
7139 } else {
7140 window.on_mouse_event({
7141 let editor = self.editor.clone();
7142
7143 move |event: &MouseDownEvent, phase, window, cx| {
7144 if phase == DispatchPhase::Capture || !minimap_hitbox.is_hovered(window) {
7145 return;
7146 }
7147
7148 let event_position = event.position;
7149
7150 let Some(thumb_bounds) = layout.thumb_layout.thumb_bounds else {
7151 return;
7152 };
7153
7154 editor.update(cx, |editor, cx| {
7155 if !thumb_bounds.contains(&event_position) {
7156 let click_position =
7157 event_position.relative_to(&minimap_hitbox.origin).y;
7158
7159 let top_position = (click_position
7160 - thumb_bounds.size.along(minimap_axis) / 2.0)
7161 .max(Pixels::ZERO);
7162
7163 let scroll_offset = (layout.minimap_scroll_top
7164 + ScrollPixelOffset::from(
7165 top_position / layout.minimap_line_height,
7166 ))
7167 .min(layout.max_scroll_top);
7168
7169 let scroll_position = editor
7170 .scroll_position(cx)
7171 .apply_along(minimap_axis, |_| scroll_offset);
7172 editor.set_scroll_position(scroll_position, window, cx);
7173 }
7174
7175 editor.scroll_manager.set_is_dragging_minimap(cx);
7176 cx.stop_propagation();
7177 });
7178 }
7179 });
7180 }
7181 }
7182 }
7183
7184 fn paint_blocks(&mut self, layout: &mut EditorLayout, window: &mut Window, cx: &mut App) {
7185 for mut block in layout.blocks.drain(..) {
7186 if block.overlaps_gutter {
7187 block.element.paint(window, cx);
7188 } else {
7189 let mut bounds = layout.hitbox.bounds;
7190 bounds.origin.x += layout.gutter_hitbox.bounds.size.width;
7191 window.with_content_mask(Some(ContentMask { bounds }), |window| {
7192 block.element.paint(window, cx);
7193 })
7194 }
7195 }
7196 }
7197
7198 fn paint_edit_prediction_popover(
7199 &mut self,
7200 layout: &mut EditorLayout,
7201 window: &mut Window,
7202 cx: &mut App,
7203 ) {
7204 if let Some(edit_prediction_popover) = layout.edit_prediction_popover.as_mut() {
7205 edit_prediction_popover.paint(window, cx);
7206 }
7207 }
7208
7209 fn paint_mouse_context_menu(
7210 &mut self,
7211 layout: &mut EditorLayout,
7212 window: &mut Window,
7213 cx: &mut App,
7214 ) {
7215 if let Some(mouse_context_menu) = layout.mouse_context_menu.as_mut() {
7216 mouse_context_menu.paint(window, cx);
7217 }
7218 }
7219
7220 fn paint_scroll_wheel_listener(
7221 &mut self,
7222 layout: &EditorLayout,
7223 window: &mut Window,
7224 cx: &mut App,
7225 ) {
7226 window.on_mouse_event({
7227 let position_map = layout.position_map.clone();
7228 let editor = self.editor.clone();
7229 let hitbox = layout.hitbox.clone();
7230 let mut delta = ScrollDelta::default();
7231
7232 // Set a minimum scroll_sensitivity of 0.01 to make sure the user doesn't
7233 // accidentally turn off their scrolling.
7234 let base_scroll_sensitivity =
7235 EditorSettings::get_global(cx).scroll_sensitivity.max(0.01);
7236
7237 // Use a minimum fast_scroll_sensitivity for same reason above
7238 let fast_scroll_sensitivity = EditorSettings::get_global(cx)
7239 .fast_scroll_sensitivity
7240 .max(0.01);
7241
7242 move |event: &ScrollWheelEvent, phase, window, cx| {
7243 let scroll_sensitivity = {
7244 if event.modifiers.alt {
7245 fast_scroll_sensitivity
7246 } else {
7247 base_scroll_sensitivity
7248 }
7249 };
7250
7251 if phase == DispatchPhase::Bubble && hitbox.should_handle_scroll(window) {
7252 delta = delta.coalesce(event.delta);
7253 editor.update(cx, |editor, cx| {
7254 let position_map: &PositionMap = &position_map;
7255
7256 let line_height = position_map.line_height;
7257 let max_glyph_advance = position_map.em_advance;
7258 let (delta, axis) = match delta {
7259 gpui::ScrollDelta::Pixels(mut pixels) => {
7260 //Trackpad
7261 let axis = position_map.snapshot.ongoing_scroll.filter(&mut pixels);
7262 (pixels, axis)
7263 }
7264
7265 gpui::ScrollDelta::Lines(lines) => {
7266 //Not trackpad
7267 let pixels =
7268 point(lines.x * max_glyph_advance, lines.y * line_height);
7269 (pixels, None)
7270 }
7271 };
7272
7273 let current_scroll_position = position_map.snapshot.scroll_position();
7274 let x = (current_scroll_position.x
7275 * ScrollPixelOffset::from(max_glyph_advance)
7276 - ScrollPixelOffset::from(delta.x * scroll_sensitivity))
7277 / ScrollPixelOffset::from(max_glyph_advance);
7278
7279 let scale_factor = window.scale_factor();
7280 let y = (current_scroll_position.y
7281 * ScrollPixelOffset::from(line_height)
7282 * ScrollPixelOffset::from(scale_factor)
7283 - ScrollPixelOffset::from(delta.y * scroll_sensitivity))
7284 .round()
7285 / ScrollPixelOffset::from(line_height)
7286 / ScrollPixelOffset::from(scale_factor);
7287
7288 let mut scroll_position =
7289 point(x, y).clamp(&point(0., 0.), &position_map.scroll_max);
7290 let forbid_vertical_scroll = editor.scroll_manager.forbid_vertical_scroll();
7291 if forbid_vertical_scroll {
7292 scroll_position.y = current_scroll_position.y;
7293 }
7294
7295 if scroll_position != current_scroll_position {
7296 editor.scroll(scroll_position, axis, window, cx);
7297 cx.stop_propagation();
7298 } else if y < 0. {
7299 // Due to clamping, we may fail to detect cases of overscroll to the top;
7300 // We want the scroll manager to get an update in such cases and detect the change of direction
7301 // on the next frame.
7302 cx.notify();
7303 }
7304 });
7305 }
7306 }
7307 });
7308 }
7309
7310 fn paint_mouse_listeners(&mut self, layout: &EditorLayout, window: &mut Window, cx: &mut App) {
7311 if layout.mode.is_minimap() {
7312 return;
7313 }
7314
7315 self.paint_scroll_wheel_listener(layout, window, cx);
7316
7317 window.on_mouse_event({
7318 let position_map = layout.position_map.clone();
7319 let editor = self.editor.clone();
7320 let line_numbers = layout.line_numbers.clone();
7321
7322 move |event: &MouseDownEvent, phase, window, cx| {
7323 if phase == DispatchPhase::Bubble {
7324 match event.button {
7325 MouseButton::Left => editor.update(cx, |editor, cx| {
7326 let pending_mouse_down = editor
7327 .pending_mouse_down
7328 .get_or_insert_with(Default::default)
7329 .clone();
7330
7331 *pending_mouse_down.borrow_mut() = Some(event.clone());
7332
7333 Self::mouse_left_down(
7334 editor,
7335 event,
7336 &position_map,
7337 line_numbers.as_ref(),
7338 window,
7339 cx,
7340 );
7341 }),
7342 MouseButton::Right => editor.update(cx, |editor, cx| {
7343 Self::mouse_right_down(editor, event, &position_map, window, cx);
7344 }),
7345 MouseButton::Middle => editor.update(cx, |editor, cx| {
7346 Self::mouse_middle_down(editor, event, &position_map, window, cx);
7347 }),
7348 _ => {}
7349 };
7350 }
7351 }
7352 });
7353
7354 window.on_mouse_event({
7355 let editor = self.editor.clone();
7356 let position_map = layout.position_map.clone();
7357
7358 move |event: &MouseUpEvent, phase, window, cx| {
7359 if phase == DispatchPhase::Bubble {
7360 editor.update(cx, |editor, cx| {
7361 Self::mouse_up(editor, event, &position_map, window, cx)
7362 });
7363 }
7364 }
7365 });
7366
7367 window.on_mouse_event({
7368 let editor = self.editor.clone();
7369 let position_map = layout.position_map.clone();
7370 let mut captured_mouse_down = None;
7371
7372 move |event: &MouseUpEvent, phase, window, cx| match phase {
7373 // Clear the pending mouse down during the capture phase,
7374 // so that it happens even if another event handler stops
7375 // propagation.
7376 DispatchPhase::Capture => editor.update(cx, |editor, _cx| {
7377 let pending_mouse_down = editor
7378 .pending_mouse_down
7379 .get_or_insert_with(Default::default)
7380 .clone();
7381
7382 let mut pending_mouse_down = pending_mouse_down.borrow_mut();
7383 if pending_mouse_down.is_some() && position_map.text_hitbox.is_hovered(window) {
7384 captured_mouse_down = pending_mouse_down.take();
7385 window.refresh();
7386 }
7387 }),
7388 // Fire click handlers during the bubble phase.
7389 DispatchPhase::Bubble => editor.update(cx, |editor, cx| {
7390 if let Some(mouse_down) = captured_mouse_down.take() {
7391 let event = ClickEvent::Mouse(MouseClickEvent {
7392 down: mouse_down,
7393 up: event.clone(),
7394 });
7395 Self::click(editor, &event, &position_map, window, cx);
7396 }
7397 }),
7398 }
7399 });
7400
7401 window.on_mouse_event({
7402 let position_map = layout.position_map.clone();
7403 let editor = self.editor.clone();
7404
7405 move |event: &MouseMoveEvent, phase, window, cx| {
7406 if phase == DispatchPhase::Bubble {
7407 editor.update(cx, |editor, cx| {
7408 if editor.hover_state.focused(window, cx) {
7409 return;
7410 }
7411 if event.pressed_button == Some(MouseButton::Left)
7412 || event.pressed_button == Some(MouseButton::Middle)
7413 {
7414 Self::mouse_dragged(editor, event, &position_map, window, cx)
7415 }
7416
7417 Self::mouse_moved(editor, event, &position_map, window, cx)
7418 });
7419 }
7420 }
7421 });
7422 }
7423
7424 fn column_pixels(&self, column: usize, window: &Window) -> Pixels {
7425 let style = &self.style;
7426 let font_size = style.text.font_size.to_pixels(window.rem_size());
7427 let layout = window.text_system().shape_line(
7428 SharedString::from(" ".repeat(column)),
7429 font_size,
7430 &[TextRun {
7431 len: column,
7432 font: style.text.font(),
7433 color: Hsla::default(),
7434 background_color: None,
7435 underline: None,
7436 strikethrough: None,
7437 }],
7438 None,
7439 );
7440
7441 layout.width
7442 }
7443
7444 fn max_line_number_width(&self, snapshot: &EditorSnapshot, window: &mut Window) -> Pixels {
7445 let digit_count = snapshot.widest_line_number().ilog10() + 1;
7446 self.column_pixels(digit_count as usize, window)
7447 }
7448
7449 fn shape_line_number(
7450 &self,
7451 text: SharedString,
7452 color: Hsla,
7453 window: &mut Window,
7454 ) -> ShapedLine {
7455 let run = TextRun {
7456 len: text.len(),
7457 font: self.style.text.font(),
7458 color,
7459 background_color: None,
7460 underline: None,
7461 strikethrough: None,
7462 };
7463 window.text_system().shape_line(
7464 text,
7465 self.style.text.font_size.to_pixels(window.rem_size()),
7466 &[run],
7467 None,
7468 )
7469 }
7470
7471 fn diff_hunk_hollow(status: DiffHunkStatus, cx: &mut App) -> bool {
7472 let unstaged = status.has_secondary_hunk();
7473 let unstaged_hollow = matches!(
7474 ProjectSettings::get_global(cx).git.hunk_style,
7475 GitHunkStyleSetting::UnstagedHollow
7476 );
7477
7478 unstaged == unstaged_hollow
7479 }
7480
7481 #[cfg(debug_assertions)]
7482 fn layout_debug_ranges(
7483 selections: &mut Vec<(PlayerColor, Vec<SelectionLayout>)>,
7484 anchor_range: Range<Anchor>,
7485 display_snapshot: &DisplaySnapshot,
7486 cx: &App,
7487 ) {
7488 let theme = cx.theme();
7489 text::debug::GlobalDebugRanges::with_locked(|debug_ranges| {
7490 if debug_ranges.ranges.is_empty() {
7491 return;
7492 }
7493 let buffer_snapshot = &display_snapshot.buffer_snapshot();
7494 for (buffer, buffer_range, excerpt_id) in
7495 buffer_snapshot.range_to_buffer_ranges(anchor_range)
7496 {
7497 let buffer_range =
7498 buffer.anchor_after(buffer_range.start)..buffer.anchor_before(buffer_range.end);
7499 selections.extend(debug_ranges.ranges.iter().flat_map(|debug_range| {
7500 let player_color = theme
7501 .players()
7502 .color_for_participant(debug_range.occurrence_index as u32 + 1);
7503 debug_range.ranges.iter().filter_map(move |range| {
7504 if range.start.buffer_id != Some(buffer.remote_id()) {
7505 return None;
7506 }
7507 let clipped_start = range.start.max(&buffer_range.start, buffer);
7508 let clipped_end = range.end.min(&buffer_range.end, buffer);
7509 let range = buffer_snapshot
7510 .anchor_range_in_excerpt(excerpt_id, *clipped_start..*clipped_end)?;
7511 let start = range.start.to_display_point(display_snapshot);
7512 let end = range.end.to_display_point(display_snapshot);
7513 let selection_layout = SelectionLayout {
7514 head: start,
7515 range: start..end,
7516 cursor_shape: CursorShape::Bar,
7517 is_newest: false,
7518 is_local: false,
7519 active_rows: start.row()..end.row(),
7520 user_name: Some(SharedString::new(debug_range.value.clone())),
7521 };
7522 Some((player_color, vec![selection_layout]))
7523 })
7524 }));
7525 }
7526 });
7527 }
7528}
7529
7530fn header_jump_data(
7531 snapshot: &EditorSnapshot,
7532 block_row_start: DisplayRow,
7533 height: u32,
7534 for_excerpt: &ExcerptInfo,
7535) -> JumpData {
7536 let range = &for_excerpt.range;
7537 let buffer = &for_excerpt.buffer;
7538 let jump_anchor = range.primary.start;
7539
7540 let excerpt_start = range.context.start;
7541 let jump_position = language::ToPoint::to_point(&jump_anchor, buffer);
7542 let rows_from_excerpt_start = if jump_anchor == excerpt_start {
7543 0
7544 } else {
7545 let excerpt_start_point = language::ToPoint::to_point(&excerpt_start, buffer);
7546 jump_position.row.saturating_sub(excerpt_start_point.row)
7547 };
7548
7549 let line_offset_from_top = (block_row_start.0 + height + rows_from_excerpt_start)
7550 .saturating_sub(
7551 snapshot
7552 .scroll_anchor
7553 .scroll_position(&snapshot.display_snapshot)
7554 .y as u32,
7555 );
7556
7557 JumpData::MultiBufferPoint {
7558 excerpt_id: for_excerpt.id,
7559 anchor: jump_anchor,
7560 position: jump_position,
7561 line_offset_from_top,
7562 }
7563}
7564
7565pub struct AcceptEditPredictionBinding(pub(crate) Option<gpui::KeyBinding>);
7566
7567impl AcceptEditPredictionBinding {
7568 pub fn keystroke(&self) -> Option<&KeybindingKeystroke> {
7569 if let Some(binding) = self.0.as_ref() {
7570 match &binding.keystrokes() {
7571 [keystroke, ..] => Some(keystroke),
7572 _ => None,
7573 }
7574 } else {
7575 None
7576 }
7577 }
7578}
7579
7580fn prepaint_gutter_button(
7581 button: IconButton,
7582 row: DisplayRow,
7583 line_height: Pixels,
7584 gutter_dimensions: &GutterDimensions,
7585 scroll_position: gpui::Point<ScrollOffset>,
7586 gutter_hitbox: &Hitbox,
7587 display_hunks: &[(DisplayDiffHunk, Option<Hitbox>)],
7588 window: &mut Window,
7589 cx: &mut App,
7590) -> AnyElement {
7591 let mut button = button.into_any_element();
7592
7593 let available_space = size(
7594 AvailableSpace::MinContent,
7595 AvailableSpace::Definite(line_height),
7596 );
7597 let indicator_size = button.layout_as_root(available_space, window, cx);
7598
7599 let blame_width = gutter_dimensions.git_blame_entries_width;
7600 let gutter_width = display_hunks
7601 .binary_search_by(|(hunk, _)| match hunk {
7602 DisplayDiffHunk::Folded { display_row } => display_row.cmp(&row),
7603 DisplayDiffHunk::Unfolded {
7604 display_row_range, ..
7605 } => {
7606 if display_row_range.end <= row {
7607 Ordering::Less
7608 } else if display_row_range.start > row {
7609 Ordering::Greater
7610 } else {
7611 Ordering::Equal
7612 }
7613 }
7614 })
7615 .ok()
7616 .and_then(|ix| Some(display_hunks[ix].1.as_ref()?.size.width));
7617 let left_offset = blame_width.max(gutter_width).unwrap_or_default();
7618
7619 let mut x = left_offset;
7620 let available_width = gutter_dimensions.margin + gutter_dimensions.left_padding
7621 - indicator_size.width
7622 - left_offset;
7623 x += available_width / 2.;
7624
7625 let mut y =
7626 Pixels::from((row.as_f64() - scroll_position.y) * ScrollPixelOffset::from(line_height));
7627 y += (line_height - indicator_size.height) / 2.;
7628
7629 button.prepaint_as_root(
7630 gutter_hitbox.origin + point(x, y),
7631 available_space,
7632 window,
7633 cx,
7634 );
7635 button
7636}
7637
7638fn render_inline_blame_entry(
7639 blame_entry: BlameEntry,
7640 style: &EditorStyle,
7641 cx: &mut App,
7642) -> Option<AnyElement> {
7643 let renderer = cx.global::<GlobalBlameRenderer>().0.clone();
7644 renderer.render_inline_blame_entry(&style.text, blame_entry, cx)
7645}
7646
7647fn render_blame_entry_popover(
7648 blame_entry: BlameEntry,
7649 scroll_handle: ScrollHandle,
7650 commit_message: Option<ParsedCommitMessage>,
7651 markdown: Entity<Markdown>,
7652 workspace: WeakEntity<Workspace>,
7653 blame: &Entity<GitBlame>,
7654 buffer: BufferId,
7655 window: &mut Window,
7656 cx: &mut App,
7657) -> Option<AnyElement> {
7658 let renderer = cx.global::<GlobalBlameRenderer>().0.clone();
7659 let blame = blame.read(cx);
7660 let repository = blame.repository(cx, buffer)?;
7661 renderer.render_blame_entry_popover(
7662 blame_entry,
7663 scroll_handle,
7664 commit_message,
7665 markdown,
7666 repository,
7667 workspace,
7668 window,
7669 cx,
7670 )
7671}
7672
7673fn render_blame_entry(
7674 ix: usize,
7675 blame: &Entity<GitBlame>,
7676 blame_entry: BlameEntry,
7677 style: &EditorStyle,
7678 last_used_color: &mut Option<(Hsla, Oid)>,
7679 editor: Entity<Editor>,
7680 workspace: Entity<Workspace>,
7681 buffer: BufferId,
7682 renderer: &dyn BlameRenderer,
7683 window: &mut Window,
7684 cx: &mut App,
7685) -> Option<AnyElement> {
7686 let index: u32 = blame_entry.sha.into();
7687 let mut sha_color = cx.theme().players().color_for_participant(index).cursor;
7688
7689 // If the last color we used is the same as the one we get for this line, but
7690 // the commit SHAs are different, then we try again to get a different color.
7691 if let Some((color, sha)) = *last_used_color
7692 && sha != blame_entry.sha
7693 && color == sha_color
7694 {
7695 sha_color = cx.theme().players().color_for_participant(index + 1).cursor;
7696 }
7697 last_used_color.replace((sha_color, blame_entry.sha));
7698
7699 let blame = blame.read(cx);
7700 let details = blame.details_for_entry(buffer, &blame_entry);
7701 let repository = blame.repository(cx, buffer)?;
7702 renderer.render_blame_entry(
7703 &style.text,
7704 blame_entry,
7705 details,
7706 repository,
7707 workspace.downgrade(),
7708 editor,
7709 ix,
7710 sha_color,
7711 window,
7712 cx,
7713 )
7714}
7715
7716#[derive(Debug)]
7717pub(crate) struct LineWithInvisibles {
7718 fragments: SmallVec<[LineFragment; 1]>,
7719 invisibles: Vec<Invisible>,
7720 len: usize,
7721 pub(crate) width: Pixels,
7722 font_size: Pixels,
7723}
7724
7725enum LineFragment {
7726 Text(ShapedLine),
7727 Element {
7728 id: ChunkRendererId,
7729 element: Option<AnyElement>,
7730 size: Size<Pixels>,
7731 len: usize,
7732 },
7733}
7734
7735impl fmt::Debug for LineFragment {
7736 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
7737 match self {
7738 LineFragment::Text(shaped_line) => f.debug_tuple("Text").field(shaped_line).finish(),
7739 LineFragment::Element { size, len, .. } => f
7740 .debug_struct("Element")
7741 .field("size", size)
7742 .field("len", len)
7743 .finish(),
7744 }
7745 }
7746}
7747
7748impl LineWithInvisibles {
7749 fn from_chunks<'a>(
7750 chunks: impl Iterator<Item = HighlightedChunk<'a>>,
7751 editor_style: &EditorStyle,
7752 max_line_len: usize,
7753 max_line_count: usize,
7754 editor_mode: &EditorMode,
7755 text_width: Pixels,
7756 is_row_soft_wrapped: impl Copy + Fn(usize) -> bool,
7757 bg_segments_per_row: &[Vec<(Range<DisplayPoint>, Hsla)>],
7758 window: &mut Window,
7759 cx: &mut App,
7760 ) -> Vec<Self> {
7761 let text_style = &editor_style.text;
7762 let mut layouts = Vec::with_capacity(max_line_count);
7763 let mut fragments: SmallVec<[LineFragment; 1]> = SmallVec::new();
7764 let mut line = String::new();
7765 let mut invisibles = Vec::new();
7766 let mut width = Pixels::ZERO;
7767 let mut len = 0;
7768 let mut styles = Vec::new();
7769 let mut non_whitespace_added = false;
7770 let mut row = 0;
7771 let mut line_exceeded_max_len = false;
7772 let font_size = text_style.font_size.to_pixels(window.rem_size());
7773 let min_contrast = EditorSettings::get_global(cx).minimum_contrast_for_highlights;
7774
7775 let ellipsis = SharedString::from("β―");
7776
7777 for highlighted_chunk in chunks.chain([HighlightedChunk {
7778 text: "\n",
7779 style: None,
7780 is_tab: false,
7781 is_inlay: false,
7782 replacement: None,
7783 }]) {
7784 if let Some(replacement) = highlighted_chunk.replacement {
7785 if !line.is_empty() {
7786 let segments = bg_segments_per_row.get(row).map(|v| &v[..]).unwrap_or(&[]);
7787 let text_runs: &[TextRun] = if segments.is_empty() {
7788 &styles
7789 } else {
7790 &Self::split_runs_by_bg_segments(&styles, segments, min_contrast, len)
7791 };
7792 let shaped_line = window.text_system().shape_line(
7793 line.clone().into(),
7794 font_size,
7795 text_runs,
7796 None,
7797 );
7798 width += shaped_line.width;
7799 len += shaped_line.len;
7800 fragments.push(LineFragment::Text(shaped_line));
7801 line.clear();
7802 styles.clear();
7803 }
7804
7805 match replacement {
7806 ChunkReplacement::Renderer(renderer) => {
7807 let available_width = if renderer.constrain_width {
7808 let chunk = if highlighted_chunk.text == ellipsis.as_ref() {
7809 ellipsis.clone()
7810 } else {
7811 SharedString::from(Arc::from(highlighted_chunk.text))
7812 };
7813 let shaped_line = window.text_system().shape_line(
7814 chunk,
7815 font_size,
7816 &[text_style.to_run(highlighted_chunk.text.len())],
7817 None,
7818 );
7819 AvailableSpace::Definite(shaped_line.width)
7820 } else {
7821 AvailableSpace::MinContent
7822 };
7823
7824 let mut element = (renderer.render)(&mut ChunkRendererContext {
7825 context: cx,
7826 window,
7827 max_width: text_width,
7828 });
7829 let line_height = text_style.line_height_in_pixels(window.rem_size());
7830 let size = element.layout_as_root(
7831 size(available_width, AvailableSpace::Definite(line_height)),
7832 window,
7833 cx,
7834 );
7835
7836 width += size.width;
7837 len += highlighted_chunk.text.len();
7838 fragments.push(LineFragment::Element {
7839 id: renderer.id,
7840 element: Some(element),
7841 size,
7842 len: highlighted_chunk.text.len(),
7843 });
7844 }
7845 ChunkReplacement::Str(x) => {
7846 let text_style = if let Some(style) = highlighted_chunk.style {
7847 Cow::Owned(text_style.clone().highlight(style))
7848 } else {
7849 Cow::Borrowed(text_style)
7850 };
7851
7852 let run = TextRun {
7853 len: x.len(),
7854 font: text_style.font(),
7855 color: text_style.color,
7856 background_color: text_style.background_color,
7857 underline: text_style.underline,
7858 strikethrough: text_style.strikethrough,
7859 };
7860 let line_layout = window
7861 .text_system()
7862 .shape_line(x, font_size, &[run], None)
7863 .with_len(highlighted_chunk.text.len());
7864
7865 width += line_layout.width;
7866 len += highlighted_chunk.text.len();
7867 fragments.push(LineFragment::Text(line_layout))
7868 }
7869 }
7870 } else {
7871 for (ix, mut line_chunk) in highlighted_chunk.text.split('\n').enumerate() {
7872 if ix > 0 {
7873 let segments = bg_segments_per_row.get(row).map(|v| &v[..]).unwrap_or(&[]);
7874 let text_runs = if segments.is_empty() {
7875 &styles
7876 } else {
7877 &Self::split_runs_by_bg_segments(&styles, segments, min_contrast, len)
7878 };
7879 let shaped_line = window.text_system().shape_line(
7880 line.clone().into(),
7881 font_size,
7882 text_runs,
7883 None,
7884 );
7885 width += shaped_line.width;
7886 len += shaped_line.len;
7887 fragments.push(LineFragment::Text(shaped_line));
7888 layouts.push(Self {
7889 width: mem::take(&mut width),
7890 len: mem::take(&mut len),
7891 fragments: mem::take(&mut fragments),
7892 invisibles: std::mem::take(&mut invisibles),
7893 font_size,
7894 });
7895
7896 line.clear();
7897 styles.clear();
7898 row += 1;
7899 line_exceeded_max_len = false;
7900 non_whitespace_added = false;
7901 if row == max_line_count {
7902 return layouts;
7903 }
7904 }
7905
7906 if !line_chunk.is_empty() && !line_exceeded_max_len {
7907 let text_style = if let Some(style) = highlighted_chunk.style {
7908 Cow::Owned(text_style.clone().highlight(style))
7909 } else {
7910 Cow::Borrowed(text_style)
7911 };
7912
7913 if line.len() + line_chunk.len() > max_line_len {
7914 let mut chunk_len = max_line_len - line.len();
7915 while !line_chunk.is_char_boundary(chunk_len) {
7916 chunk_len -= 1;
7917 }
7918 line_chunk = &line_chunk[..chunk_len];
7919 line_exceeded_max_len = true;
7920 }
7921
7922 styles.push(TextRun {
7923 len: line_chunk.len(),
7924 font: text_style.font(),
7925 color: text_style.color,
7926 background_color: text_style.background_color,
7927 underline: text_style.underline,
7928 strikethrough: text_style.strikethrough,
7929 });
7930
7931 if editor_mode.is_full() && !highlighted_chunk.is_inlay {
7932 // Line wrap pads its contents with fake whitespaces,
7933 // avoid printing them
7934 let is_soft_wrapped = is_row_soft_wrapped(row);
7935 if highlighted_chunk.is_tab {
7936 if non_whitespace_added || !is_soft_wrapped {
7937 invisibles.push(Invisible::Tab {
7938 line_start_offset: line.len(),
7939 line_end_offset: line.len() + line_chunk.len(),
7940 });
7941 }
7942 } else {
7943 invisibles.extend(line_chunk.char_indices().filter_map(
7944 |(index, c)| {
7945 let is_whitespace = c.is_whitespace();
7946 non_whitespace_added |= !is_whitespace;
7947 if is_whitespace
7948 && (non_whitespace_added || !is_soft_wrapped)
7949 {
7950 Some(Invisible::Whitespace {
7951 line_offset: line.len() + index,
7952 })
7953 } else {
7954 None
7955 }
7956 },
7957 ))
7958 }
7959 }
7960
7961 line.push_str(line_chunk);
7962 }
7963 }
7964 }
7965 }
7966
7967 layouts
7968 }
7969
7970 /// Takes text runs and non-overlapping left-to-right background ranges with color.
7971 /// Returns new text runs with adjusted contrast as per background ranges.
7972 fn split_runs_by_bg_segments(
7973 text_runs: &[TextRun],
7974 bg_segments: &[(Range<DisplayPoint>, Hsla)],
7975 min_contrast: f32,
7976 start_col_offset: usize,
7977 ) -> Vec<TextRun> {
7978 let mut output_runs: Vec<TextRun> = Vec::with_capacity(text_runs.len());
7979 let mut line_col = start_col_offset;
7980 let mut segment_ix = 0usize;
7981
7982 for text_run in text_runs.iter() {
7983 let run_start_col = line_col;
7984 let run_end_col = run_start_col + text_run.len;
7985 while segment_ix < bg_segments.len()
7986 && (bg_segments[segment_ix].0.end.column() as usize) <= run_start_col
7987 {
7988 segment_ix += 1;
7989 }
7990 let mut cursor_col = run_start_col;
7991 let mut local_segment_ix = segment_ix;
7992 while local_segment_ix < bg_segments.len() {
7993 let (range, segment_color) = &bg_segments[local_segment_ix];
7994 let segment_start_col = range.start.column() as usize;
7995 let segment_end_col = range.end.column() as usize;
7996 if segment_start_col >= run_end_col {
7997 break;
7998 }
7999 if segment_start_col > cursor_col {
8000 let span_len = segment_start_col - cursor_col;
8001 output_runs.push(TextRun {
8002 len: span_len,
8003 font: text_run.font.clone(),
8004 color: text_run.color,
8005 background_color: text_run.background_color,
8006 underline: text_run.underline,
8007 strikethrough: text_run.strikethrough,
8008 });
8009 cursor_col = segment_start_col;
8010 }
8011 let segment_slice_end_col = segment_end_col.min(run_end_col);
8012 if segment_slice_end_col > cursor_col {
8013 let new_text_color =
8014 ensure_minimum_contrast(text_run.color, *segment_color, min_contrast);
8015 output_runs.push(TextRun {
8016 len: segment_slice_end_col - cursor_col,
8017 font: text_run.font.clone(),
8018 color: new_text_color,
8019 background_color: text_run.background_color,
8020 underline: text_run.underline,
8021 strikethrough: text_run.strikethrough,
8022 });
8023 cursor_col = segment_slice_end_col;
8024 }
8025 if segment_end_col >= run_end_col {
8026 break;
8027 }
8028 local_segment_ix += 1;
8029 }
8030 if cursor_col < run_end_col {
8031 output_runs.push(TextRun {
8032 len: run_end_col - cursor_col,
8033 font: text_run.font.clone(),
8034 color: text_run.color,
8035 background_color: text_run.background_color,
8036 underline: text_run.underline,
8037 strikethrough: text_run.strikethrough,
8038 });
8039 }
8040 line_col = run_end_col;
8041 segment_ix = local_segment_ix;
8042 }
8043 output_runs
8044 }
8045
8046 fn prepaint(
8047 &mut self,
8048 line_height: Pixels,
8049 scroll_position: gpui::Point<ScrollOffset>,
8050 scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
8051 row: DisplayRow,
8052 content_origin: gpui::Point<Pixels>,
8053 line_elements: &mut SmallVec<[AnyElement; 1]>,
8054 window: &mut Window,
8055 cx: &mut App,
8056 ) {
8057 let line_y = f32::from(line_height) * Pixels::from(row.as_f64() - scroll_position.y);
8058 let mut fragment_origin =
8059 content_origin + gpui::point(Pixels::from(-scroll_pixel_position.x), line_y);
8060 for fragment in &mut self.fragments {
8061 match fragment {
8062 LineFragment::Text(line) => {
8063 fragment_origin.x += line.width;
8064 }
8065 LineFragment::Element { element, size, .. } => {
8066 let mut element = element
8067 .take()
8068 .expect("you can't prepaint LineWithInvisibles twice");
8069
8070 // Center the element vertically within the line.
8071 let mut element_origin = fragment_origin;
8072 element_origin.y += (line_height - size.height) / 2.;
8073 element.prepaint_at(element_origin, window, cx);
8074 line_elements.push(element);
8075
8076 fragment_origin.x += size.width;
8077 }
8078 }
8079 }
8080 }
8081
8082 fn draw(
8083 &self,
8084 layout: &EditorLayout,
8085 row: DisplayRow,
8086 content_origin: gpui::Point<Pixels>,
8087 whitespace_setting: ShowWhitespaceSetting,
8088 selection_ranges: &[Range<DisplayPoint>],
8089 window: &mut Window,
8090 cx: &mut App,
8091 ) {
8092 let line_height = layout.position_map.line_height;
8093 let line_y = line_height * (row.as_f64() - layout.position_map.scroll_position.y) as f32;
8094
8095 let mut fragment_origin = content_origin
8096 + gpui::point(
8097 Pixels::from(-layout.position_map.scroll_pixel_position.x),
8098 line_y,
8099 );
8100
8101 for fragment in &self.fragments {
8102 match fragment {
8103 LineFragment::Text(line) => {
8104 line.paint(fragment_origin, line_height, window, cx)
8105 .log_err();
8106 fragment_origin.x += line.width;
8107 }
8108 LineFragment::Element { size, .. } => {
8109 fragment_origin.x += size.width;
8110 }
8111 }
8112 }
8113
8114 self.draw_invisibles(
8115 selection_ranges,
8116 layout,
8117 content_origin,
8118 line_y,
8119 row,
8120 line_height,
8121 whitespace_setting,
8122 window,
8123 cx,
8124 );
8125 }
8126
8127 fn draw_background(
8128 &self,
8129 layout: &EditorLayout,
8130 row: DisplayRow,
8131 content_origin: gpui::Point<Pixels>,
8132 window: &mut Window,
8133 cx: &mut App,
8134 ) {
8135 let line_height = layout.position_map.line_height;
8136 let line_y = line_height * (row.as_f64() - layout.position_map.scroll_position.y) as f32;
8137
8138 let mut fragment_origin = content_origin
8139 + gpui::point(
8140 Pixels::from(-layout.position_map.scroll_pixel_position.x),
8141 line_y,
8142 );
8143
8144 for fragment in &self.fragments {
8145 match fragment {
8146 LineFragment::Text(line) => {
8147 line.paint_background(fragment_origin, line_height, window, cx)
8148 .log_err();
8149 fragment_origin.x += line.width;
8150 }
8151 LineFragment::Element { size, .. } => {
8152 fragment_origin.x += size.width;
8153 }
8154 }
8155 }
8156 }
8157
8158 fn draw_invisibles(
8159 &self,
8160 selection_ranges: &[Range<DisplayPoint>],
8161 layout: &EditorLayout,
8162 content_origin: gpui::Point<Pixels>,
8163 line_y: Pixels,
8164 row: DisplayRow,
8165 line_height: Pixels,
8166 whitespace_setting: ShowWhitespaceSetting,
8167 window: &mut Window,
8168 cx: &mut App,
8169 ) {
8170 let extract_whitespace_info = |invisible: &Invisible| {
8171 let (token_offset, token_end_offset, invisible_symbol) = match invisible {
8172 Invisible::Tab {
8173 line_start_offset,
8174 line_end_offset,
8175 } => (*line_start_offset, *line_end_offset, &layout.tab_invisible),
8176 Invisible::Whitespace { line_offset } => {
8177 (*line_offset, line_offset + 1, &layout.space_invisible)
8178 }
8179 };
8180
8181 let x_offset: ScrollPixelOffset = self.x_for_index(token_offset).into();
8182 let invisible_offset: ScrollPixelOffset =
8183 ((layout.position_map.em_width - invisible_symbol.width).max(Pixels::ZERO) / 2.0)
8184 .into();
8185 let origin = content_origin
8186 + gpui::point(
8187 Pixels::from(
8188 x_offset + invisible_offset - layout.position_map.scroll_pixel_position.x,
8189 ),
8190 line_y,
8191 );
8192
8193 (
8194 [token_offset, token_end_offset],
8195 Box::new(move |window: &mut Window, cx: &mut App| {
8196 invisible_symbol
8197 .paint(origin, line_height, window, cx)
8198 .log_err();
8199 }),
8200 )
8201 };
8202
8203 let invisible_iter = self.invisibles.iter().map(extract_whitespace_info);
8204 match whitespace_setting {
8205 ShowWhitespaceSetting::None => (),
8206 ShowWhitespaceSetting::All => invisible_iter.for_each(|(_, paint)| paint(window, cx)),
8207 ShowWhitespaceSetting::Selection => invisible_iter.for_each(|([start, _], paint)| {
8208 let invisible_point = DisplayPoint::new(row, start as u32);
8209 if !selection_ranges
8210 .iter()
8211 .any(|region| region.start <= invisible_point && invisible_point < region.end)
8212 {
8213 return;
8214 }
8215
8216 paint(window, cx);
8217 }),
8218
8219 ShowWhitespaceSetting::Trailing => {
8220 let mut previous_start = self.len;
8221 for ([start, end], paint) in invisible_iter.rev() {
8222 if previous_start != end {
8223 break;
8224 }
8225 previous_start = start;
8226 paint(window, cx);
8227 }
8228 }
8229
8230 // For a whitespace to be on a boundary, any of the following conditions need to be met:
8231 // - It is a tab
8232 // - It is adjacent to an edge (start or end)
8233 // - It is adjacent to a whitespace (left or right)
8234 ShowWhitespaceSetting::Boundary => {
8235 // We'll need to keep track of the last invisible we've seen and then check if we are adjacent to it for some of
8236 // the above cases.
8237 // Note: We zip in the original `invisibles` to check for tab equality
8238 let mut last_seen: Option<(bool, usize, Box<dyn Fn(&mut Window, &mut App)>)> = None;
8239 for (([start, end], paint), invisible) in
8240 invisible_iter.zip_eq(self.invisibles.iter())
8241 {
8242 let should_render = match (&last_seen, invisible) {
8243 (_, Invisible::Tab { .. }) => true,
8244 (Some((_, last_end, _)), _) => *last_end == start,
8245 _ => false,
8246 };
8247
8248 if should_render || start == 0 || end == self.len {
8249 paint(window, cx);
8250
8251 // Since we are scanning from the left, we will skip over the first available whitespace that is part
8252 // of a boundary between non-whitespace segments, so we correct by manually redrawing it if needed.
8253 if let Some((should_render_last, last_end, paint_last)) = last_seen {
8254 // Note that we need to make sure that the last one is actually adjacent
8255 if !should_render_last && last_end == start {
8256 paint_last(window, cx);
8257 }
8258 }
8259 }
8260
8261 // Manually render anything within a selection
8262 let invisible_point = DisplayPoint::new(row, start as u32);
8263 if selection_ranges.iter().any(|region| {
8264 region.start <= invisible_point && invisible_point < region.end
8265 }) {
8266 paint(window, cx);
8267 }
8268
8269 last_seen = Some((should_render, end, paint));
8270 }
8271 }
8272 }
8273 }
8274
8275 pub fn x_for_index(&self, index: usize) -> Pixels {
8276 let mut fragment_start_x = Pixels::ZERO;
8277 let mut fragment_start_index = 0;
8278
8279 for fragment in &self.fragments {
8280 match fragment {
8281 LineFragment::Text(shaped_line) => {
8282 let fragment_end_index = fragment_start_index + shaped_line.len;
8283 if index < fragment_end_index {
8284 return fragment_start_x
8285 + shaped_line.x_for_index(index - fragment_start_index);
8286 }
8287 fragment_start_x += shaped_line.width;
8288 fragment_start_index = fragment_end_index;
8289 }
8290 LineFragment::Element { len, size, .. } => {
8291 let fragment_end_index = fragment_start_index + len;
8292 if index < fragment_end_index {
8293 return fragment_start_x;
8294 }
8295 fragment_start_x += size.width;
8296 fragment_start_index = fragment_end_index;
8297 }
8298 }
8299 }
8300
8301 fragment_start_x
8302 }
8303
8304 pub fn index_for_x(&self, x: Pixels) -> Option<usize> {
8305 let mut fragment_start_x = Pixels::ZERO;
8306 let mut fragment_start_index = 0;
8307
8308 for fragment in &self.fragments {
8309 match fragment {
8310 LineFragment::Text(shaped_line) => {
8311 let fragment_end_x = fragment_start_x + shaped_line.width;
8312 if x < fragment_end_x {
8313 return Some(
8314 fragment_start_index + shaped_line.index_for_x(x - fragment_start_x)?,
8315 );
8316 }
8317 fragment_start_x = fragment_end_x;
8318 fragment_start_index += shaped_line.len;
8319 }
8320 LineFragment::Element { len, size, .. } => {
8321 let fragment_end_x = fragment_start_x + size.width;
8322 if x < fragment_end_x {
8323 return Some(fragment_start_index);
8324 }
8325 fragment_start_index += len;
8326 fragment_start_x = fragment_end_x;
8327 }
8328 }
8329 }
8330
8331 None
8332 }
8333
8334 pub fn font_id_for_index(&self, index: usize) -> Option<FontId> {
8335 let mut fragment_start_index = 0;
8336
8337 for fragment in &self.fragments {
8338 match fragment {
8339 LineFragment::Text(shaped_line) => {
8340 let fragment_end_index = fragment_start_index + shaped_line.len;
8341 if index < fragment_end_index {
8342 return shaped_line.font_id_for_index(index - fragment_start_index);
8343 }
8344 fragment_start_index = fragment_end_index;
8345 }
8346 LineFragment::Element { len, .. } => {
8347 let fragment_end_index = fragment_start_index + len;
8348 if index < fragment_end_index {
8349 return None;
8350 }
8351 fragment_start_index = fragment_end_index;
8352 }
8353 }
8354 }
8355
8356 None
8357 }
8358}
8359
8360#[derive(Debug, Clone, Copy, PartialEq, Eq)]
8361enum Invisible {
8362 /// A tab character
8363 ///
8364 /// A tab character is internally represented by spaces (configured by the user's tab width)
8365 /// aligned to the nearest column, so it's necessary to store the start and end offset for
8366 /// adjacency checks.
8367 Tab {
8368 line_start_offset: usize,
8369 line_end_offset: usize,
8370 },
8371 Whitespace {
8372 line_offset: usize,
8373 },
8374}
8375
8376impl EditorElement {
8377 /// Returns the rem size to use when rendering the [`EditorElement`].
8378 ///
8379 /// This allows UI elements to scale based on the `buffer_font_size`.
8380 fn rem_size(&self, cx: &mut App) -> Option<Pixels> {
8381 match self.editor.read(cx).mode {
8382 EditorMode::Full {
8383 scale_ui_elements_with_buffer_font_size: true,
8384 ..
8385 }
8386 | EditorMode::Minimap { .. } => {
8387 let buffer_font_size = self.style.text.font_size;
8388 match buffer_font_size {
8389 AbsoluteLength::Pixels(pixels) => {
8390 let rem_size_scale = {
8391 // Our default UI font size is 14px on a 16px base scale.
8392 // This means the default UI font size is 0.875rems.
8393 let default_font_size_scale = 14. / ui::BASE_REM_SIZE_IN_PX;
8394
8395 // We then determine the delta between a single rem and the default font
8396 // size scale.
8397 let default_font_size_delta = 1. - default_font_size_scale;
8398
8399 // Finally, we add this delta to 1rem to get the scale factor that
8400 // should be used to scale up the UI.
8401 1. + default_font_size_delta
8402 };
8403
8404 Some(pixels * rem_size_scale)
8405 }
8406 AbsoluteLength::Rems(rems) => {
8407 Some(rems.to_pixels(ui::BASE_REM_SIZE_IN_PX.into()))
8408 }
8409 }
8410 }
8411 // We currently use single-line and auto-height editors in UI contexts,
8412 // so we don't want to scale everything with the buffer font size, as it
8413 // ends up looking off.
8414 _ => None,
8415 }
8416 }
8417
8418 fn editor_with_selections(&self, cx: &App) -> Option<Entity<Editor>> {
8419 if let EditorMode::Minimap { parent } = self.editor.read(cx).mode() {
8420 parent.upgrade()
8421 } else {
8422 Some(self.editor.clone())
8423 }
8424 }
8425}
8426
8427impl Element for EditorElement {
8428 type RequestLayoutState = ();
8429 type PrepaintState = EditorLayout;
8430
8431 fn id(&self) -> Option<ElementId> {
8432 None
8433 }
8434
8435 fn source_location(&self) -> Option<&'static core::panic::Location<'static>> {
8436 None
8437 }
8438
8439 fn request_layout(
8440 &mut self,
8441 _: Option<&GlobalElementId>,
8442 _inspector_id: Option<&gpui::InspectorElementId>,
8443 window: &mut Window,
8444 cx: &mut App,
8445 ) -> (gpui::LayoutId, ()) {
8446 let rem_size = self.rem_size(cx);
8447 window.with_rem_size(rem_size, |window| {
8448 self.editor.update(cx, |editor, cx| {
8449 editor.set_style(self.style.clone(), window, cx);
8450
8451 let layout_id = match editor.mode {
8452 EditorMode::SingleLine => {
8453 let rem_size = window.rem_size();
8454 let height = self.style.text.line_height_in_pixels(rem_size);
8455 let mut style = Style::default();
8456 style.size.height = height.into();
8457 style.size.width = relative(1.).into();
8458 window.request_layout(style, None, cx)
8459 }
8460 EditorMode::AutoHeight {
8461 min_lines,
8462 max_lines,
8463 } => {
8464 let editor_handle = cx.entity();
8465 let max_line_number_width =
8466 self.max_line_number_width(&editor.snapshot(window, cx), window);
8467 window.request_measured_layout(
8468 Style::default(),
8469 move |known_dimensions, available_space, window, cx| {
8470 editor_handle
8471 .update(cx, |editor, cx| {
8472 compute_auto_height_layout(
8473 editor,
8474 min_lines,
8475 max_lines,
8476 max_line_number_width,
8477 known_dimensions,
8478 available_space.width,
8479 window,
8480 cx,
8481 )
8482 })
8483 .unwrap_or_default()
8484 },
8485 )
8486 }
8487 EditorMode::Minimap { .. } => {
8488 let mut style = Style::default();
8489 style.size.width = relative(1.).into();
8490 style.size.height = relative(1.).into();
8491 window.request_layout(style, None, cx)
8492 }
8493 EditorMode::Full {
8494 sized_by_content, ..
8495 } => {
8496 let mut style = Style::default();
8497 style.size.width = relative(1.).into();
8498 if sized_by_content {
8499 let snapshot = editor.snapshot(window, cx);
8500 let line_height =
8501 self.style.text.line_height_in_pixels(window.rem_size());
8502 let scroll_height =
8503 (snapshot.max_point().row().next_row().0 as f32) * line_height;
8504 style.size.height = scroll_height.into();
8505 } else {
8506 style.size.height = relative(1.).into();
8507 }
8508 window.request_layout(style, None, cx)
8509 }
8510 };
8511
8512 (layout_id, ())
8513 })
8514 })
8515 }
8516
8517 fn prepaint(
8518 &mut self,
8519 _: Option<&GlobalElementId>,
8520 _inspector_id: Option<&gpui::InspectorElementId>,
8521 bounds: Bounds<Pixels>,
8522 _: &mut Self::RequestLayoutState,
8523 window: &mut Window,
8524 cx: &mut App,
8525 ) -> Self::PrepaintState {
8526 let text_style = TextStyleRefinement {
8527 font_size: Some(self.style.text.font_size),
8528 line_height: Some(self.style.text.line_height),
8529 ..Default::default()
8530 };
8531
8532 let is_minimap = self.editor.read(cx).mode.is_minimap();
8533
8534 if !is_minimap {
8535 let focus_handle = self.editor.focus_handle(cx);
8536 window.set_view_id(self.editor.entity_id());
8537 window.set_focus_handle(&focus_handle, cx);
8538 }
8539
8540 let rem_size = self.rem_size(cx);
8541 window.with_rem_size(rem_size, |window| {
8542 window.with_text_style(Some(text_style), |window| {
8543 window.with_content_mask(Some(ContentMask { bounds }), |window| {
8544 let (mut snapshot, is_read_only) = self.editor.update(cx, |editor, cx| {
8545 (editor.snapshot(window, cx), editor.read_only(cx))
8546 });
8547 let style = &self.style;
8548
8549 let rem_size = window.rem_size();
8550 let font_id = window.text_system().resolve_font(&style.text.font());
8551 let font_size = style.text.font_size.to_pixels(rem_size);
8552 let line_height = style.text.line_height_in_pixels(rem_size);
8553 let em_width = window.text_system().em_width(font_id, font_size).unwrap();
8554 let em_advance = window.text_system().em_advance(font_id, font_size).unwrap();
8555 let glyph_grid_cell = size(em_advance, line_height);
8556
8557 let gutter_dimensions = snapshot
8558 .gutter_dimensions(
8559 font_id,
8560 font_size,
8561 self.max_line_number_width(&snapshot, window),
8562 cx,
8563 )
8564 .or_else(|| {
8565 self.editor.read(cx).offset_content.then(|| {
8566 GutterDimensions::default_with_margin(font_id, font_size, cx)
8567 })
8568 })
8569 .unwrap_or_default();
8570 let text_width = bounds.size.width - gutter_dimensions.width;
8571
8572 let settings = EditorSettings::get_global(cx);
8573 let scrollbars_shown = settings.scrollbar.show != ShowScrollbar::Never;
8574 let vertical_scrollbar_width = (scrollbars_shown
8575 && settings.scrollbar.axes.vertical
8576 && self.editor.read(cx).show_scrollbars.vertical)
8577 .then_some(style.scrollbar_width)
8578 .unwrap_or_default();
8579 let minimap_width = self
8580 .get_minimap_width(
8581 &settings.minimap,
8582 scrollbars_shown,
8583 text_width,
8584 em_width,
8585 font_size,
8586 rem_size,
8587 cx,
8588 )
8589 .unwrap_or_default();
8590
8591 let right_margin = minimap_width + vertical_scrollbar_width;
8592
8593 let editor_width =
8594 text_width - gutter_dimensions.margin - 2 * em_width - right_margin;
8595 let editor_margins = EditorMargins {
8596 gutter: gutter_dimensions,
8597 right: right_margin,
8598 };
8599
8600 snapshot = self.editor.update(cx, |editor, cx| {
8601 editor.last_bounds = Some(bounds);
8602 editor.gutter_dimensions = gutter_dimensions;
8603 editor.set_visible_line_count(
8604 (bounds.size.height / line_height) as f64,
8605 window,
8606 cx,
8607 );
8608 editor.set_visible_column_count(f64::from(editor_width / em_advance));
8609
8610 if matches!(
8611 editor.mode,
8612 EditorMode::AutoHeight { .. } | EditorMode::Minimap { .. }
8613 ) {
8614 snapshot
8615 } else {
8616 let wrap_width_for = |column: u32| (column as f32 * em_advance).ceil();
8617 let wrap_width = match editor.soft_wrap_mode(cx) {
8618 SoftWrap::GitDiff => None,
8619 SoftWrap::None => Some(wrap_width_for(MAX_LINE_LEN as u32 / 2)),
8620 SoftWrap::EditorWidth => Some(editor_width),
8621 SoftWrap::Column(column) => Some(wrap_width_for(column)),
8622 SoftWrap::Bounded(column) => {
8623 Some(editor_width.min(wrap_width_for(column)))
8624 }
8625 };
8626
8627 if editor.set_wrap_width(wrap_width, cx) {
8628 editor.snapshot(window, cx)
8629 } else {
8630 snapshot
8631 }
8632 }
8633 });
8634
8635 let hitbox = window.insert_hitbox(bounds, HitboxBehavior::Normal);
8636 let gutter_hitbox = window.insert_hitbox(
8637 gutter_bounds(bounds, gutter_dimensions),
8638 HitboxBehavior::Normal,
8639 );
8640 let text_hitbox = window.insert_hitbox(
8641 Bounds {
8642 origin: gutter_hitbox.top_right(),
8643 size: size(text_width, bounds.size.height),
8644 },
8645 HitboxBehavior::Normal,
8646 );
8647
8648 // Offset the content_bounds from the text_bounds by the gutter margin (which
8649 // is roughly half a character wide) to make hit testing work more like how we want.
8650 let content_offset = point(editor_margins.gutter.margin, Pixels::ZERO);
8651 let content_origin = text_hitbox.origin + content_offset;
8652
8653 let height_in_lines = f64::from(bounds.size.height / line_height);
8654 let max_row = snapshot.max_point().row().as_f64();
8655
8656 // The max scroll position for the top of the window
8657 let max_scroll_top = if matches!(
8658 snapshot.mode,
8659 EditorMode::SingleLine
8660 | EditorMode::AutoHeight { .. }
8661 | EditorMode::Full {
8662 sized_by_content: true,
8663 ..
8664 }
8665 ) {
8666 (max_row - height_in_lines + 1.).max(0.)
8667 } else {
8668 let settings = EditorSettings::get_global(cx);
8669 match settings.scroll_beyond_last_line {
8670 ScrollBeyondLastLine::OnePage => max_row,
8671 ScrollBeyondLastLine::Off => (max_row - height_in_lines + 1.).max(0.),
8672 ScrollBeyondLastLine::VerticalScrollMargin => {
8673 (max_row - height_in_lines + 1. + settings.vertical_scroll_margin)
8674 .max(0.)
8675 }
8676 }
8677 };
8678
8679 let (
8680 autoscroll_request,
8681 autoscroll_containing_element,
8682 needs_horizontal_autoscroll,
8683 ) = self.editor.update(cx, |editor, cx| {
8684 let autoscroll_request = editor.scroll_manager.take_autoscroll_request();
8685
8686 let autoscroll_containing_element =
8687 autoscroll_request.is_some() || editor.has_pending_selection();
8688
8689 let (needs_horizontal_autoscroll, was_scrolled) = editor
8690 .autoscroll_vertically(
8691 bounds,
8692 line_height,
8693 max_scroll_top,
8694 autoscroll_request,
8695 window,
8696 cx,
8697 );
8698 if was_scrolled.0 {
8699 snapshot = editor.snapshot(window, cx);
8700 }
8701 (
8702 autoscroll_request,
8703 autoscroll_containing_element,
8704 needs_horizontal_autoscroll,
8705 )
8706 });
8707
8708 let mut scroll_position = snapshot.scroll_position();
8709 // The scroll position is a fractional point, the whole number of which represents
8710 // the top of the window in terms of display rows.
8711 let start_row = DisplayRow(scroll_position.y as u32);
8712 let max_row = snapshot.max_point().row();
8713 let end_row = cmp::min(
8714 (scroll_position.y + height_in_lines).ceil() as u32,
8715 max_row.next_row().0,
8716 );
8717 let end_row = DisplayRow(end_row);
8718
8719 let row_infos = snapshot
8720 .row_infos(start_row)
8721 .take((start_row..end_row).len())
8722 .collect::<Vec<RowInfo>>();
8723 let is_row_soft_wrapped = |row: usize| {
8724 row_infos
8725 .get(row)
8726 .is_none_or(|info| info.buffer_row.is_none())
8727 };
8728
8729 let start_anchor = if start_row == Default::default() {
8730 Anchor::min()
8731 } else {
8732 snapshot.buffer_snapshot().anchor_before(
8733 DisplayPoint::new(start_row, 0).to_offset(&snapshot, Bias::Left),
8734 )
8735 };
8736 let end_anchor = if end_row > max_row {
8737 Anchor::max()
8738 } else {
8739 snapshot.buffer_snapshot().anchor_before(
8740 DisplayPoint::new(end_row, 0).to_offset(&snapshot, Bias::Right),
8741 )
8742 };
8743
8744 let mut highlighted_rows = self
8745 .editor
8746 .update(cx, |editor, cx| editor.highlighted_display_rows(window, cx));
8747
8748 let is_light = cx.theme().appearance().is_light();
8749
8750 for (ix, row_info) in row_infos.iter().enumerate() {
8751 let Some(diff_status) = row_info.diff_status else {
8752 continue;
8753 };
8754
8755 let background_color = match diff_status.kind {
8756 DiffHunkStatusKind::Added => cx.theme().colors().version_control_added,
8757 DiffHunkStatusKind::Deleted => {
8758 cx.theme().colors().version_control_deleted
8759 }
8760 DiffHunkStatusKind::Modified => {
8761 debug_panic!("modified diff status for row info");
8762 continue;
8763 }
8764 };
8765
8766 let hunk_opacity = if is_light { 0.16 } else { 0.12 };
8767
8768 let hollow_highlight = LineHighlight {
8769 background: (background_color.opacity(if is_light {
8770 0.08
8771 } else {
8772 0.06
8773 }))
8774 .into(),
8775 border: Some(if is_light {
8776 background_color.opacity(0.48)
8777 } else {
8778 background_color.opacity(0.36)
8779 }),
8780 include_gutter: true,
8781 type_id: None,
8782 };
8783
8784 let filled_highlight = LineHighlight {
8785 background: solid_background(background_color.opacity(hunk_opacity)),
8786 border: None,
8787 include_gutter: true,
8788 type_id: None,
8789 };
8790
8791 let background = if Self::diff_hunk_hollow(diff_status, cx) {
8792 hollow_highlight
8793 } else {
8794 filled_highlight
8795 };
8796
8797 highlighted_rows
8798 .entry(start_row + DisplayRow(ix as u32))
8799 .or_insert(background);
8800 }
8801
8802 let highlighted_ranges = self
8803 .editor_with_selections(cx)
8804 .map(|editor| {
8805 editor.read(cx).background_highlights_in_range(
8806 start_anchor..end_anchor,
8807 &snapshot.display_snapshot,
8808 cx.theme(),
8809 )
8810 })
8811 .unwrap_or_default();
8812 let highlighted_gutter_ranges =
8813 self.editor.read(cx).gutter_highlights_in_range(
8814 start_anchor..end_anchor,
8815 &snapshot.display_snapshot,
8816 cx,
8817 );
8818
8819 let document_colors = self
8820 .editor
8821 .read(cx)
8822 .colors
8823 .as_ref()
8824 .map(|colors| colors.editor_display_highlights(&snapshot));
8825 let redacted_ranges = self.editor.read(cx).redacted_ranges(
8826 start_anchor..end_anchor,
8827 &snapshot.display_snapshot,
8828 cx,
8829 );
8830
8831 let (local_selections, selected_buffer_ids): (
8832 Vec<Selection<Point>>,
8833 Vec<BufferId>,
8834 ) = self
8835 .editor_with_selections(cx)
8836 .map(|editor| {
8837 editor.update(cx, |editor, cx| {
8838 let all_selections =
8839 editor.selections.all::<Point>(&snapshot.display_snapshot);
8840 let selected_buffer_ids =
8841 if editor.buffer_kind(cx) == ItemBufferKind::Singleton {
8842 Vec::new()
8843 } else {
8844 let mut selected_buffer_ids =
8845 Vec::with_capacity(all_selections.len());
8846
8847 for selection in all_selections {
8848 for buffer_id in snapshot
8849 .buffer_snapshot()
8850 .buffer_ids_for_range(selection.range())
8851 {
8852 if selected_buffer_ids.last() != Some(&buffer_id) {
8853 selected_buffer_ids.push(buffer_id);
8854 }
8855 }
8856 }
8857
8858 selected_buffer_ids
8859 };
8860
8861 let mut selections = editor.selections.disjoint_in_range(
8862 start_anchor..end_anchor,
8863 &snapshot.display_snapshot,
8864 );
8865 selections
8866 .extend(editor.selections.pending(&snapshot.display_snapshot));
8867
8868 (selections, selected_buffer_ids)
8869 })
8870 })
8871 .unwrap_or_default();
8872
8873 let (selections, mut active_rows, newest_selection_head) = self
8874 .layout_selections(
8875 start_anchor,
8876 end_anchor,
8877 &local_selections,
8878 &snapshot,
8879 start_row,
8880 end_row,
8881 window,
8882 cx,
8883 );
8884 let mut breakpoint_rows = self.editor.update(cx, |editor, cx| {
8885 editor.active_breakpoints(start_row..end_row, window, cx)
8886 });
8887 for (display_row, (_, bp, state)) in &breakpoint_rows {
8888 if bp.is_enabled() && state.is_none_or(|s| s.verified) {
8889 active_rows.entry(*display_row).or_default().breakpoint = true;
8890 }
8891 }
8892
8893 let line_numbers = self.layout_line_numbers(
8894 Some(&gutter_hitbox),
8895 gutter_dimensions,
8896 line_height,
8897 scroll_position,
8898 start_row..end_row,
8899 &row_infos,
8900 &active_rows,
8901 newest_selection_head,
8902 &snapshot,
8903 window,
8904 cx,
8905 );
8906
8907 // We add the gutter breakpoint indicator to breakpoint_rows after painting
8908 // line numbers so we don't paint a line number debug accent color if a user
8909 // has their mouse over that line when a breakpoint isn't there
8910 self.editor.update(cx, |editor, _| {
8911 if let Some(phantom_breakpoint) = &mut editor
8912 .gutter_breakpoint_indicator
8913 .0
8914 .filter(|phantom_breakpoint| phantom_breakpoint.is_active)
8915 {
8916 // Is there a non-phantom breakpoint on this line?
8917 phantom_breakpoint.collides_with_existing_breakpoint = true;
8918 breakpoint_rows
8919 .entry(phantom_breakpoint.display_row)
8920 .or_insert_with(|| {
8921 let position = snapshot.display_point_to_anchor(
8922 DisplayPoint::new(phantom_breakpoint.display_row, 0),
8923 Bias::Right,
8924 );
8925 let breakpoint = Breakpoint::new_standard();
8926 phantom_breakpoint.collides_with_existing_breakpoint = false;
8927 (position, breakpoint, None)
8928 });
8929 }
8930 });
8931
8932 let mut expand_toggles =
8933 window.with_element_namespace("expand_toggles", |window| {
8934 self.layout_expand_toggles(
8935 &gutter_hitbox,
8936 gutter_dimensions,
8937 em_width,
8938 line_height,
8939 scroll_position,
8940 &row_infos,
8941 window,
8942 cx,
8943 )
8944 });
8945
8946 let mut crease_toggles =
8947 window.with_element_namespace("crease_toggles", |window| {
8948 self.layout_crease_toggles(
8949 start_row..end_row,
8950 &row_infos,
8951 &active_rows,
8952 &snapshot,
8953 window,
8954 cx,
8955 )
8956 });
8957 let crease_trailers =
8958 window.with_element_namespace("crease_trailers", |window| {
8959 self.layout_crease_trailers(
8960 row_infos.iter().copied(),
8961 &snapshot,
8962 window,
8963 cx,
8964 )
8965 });
8966
8967 let display_hunks = self.layout_gutter_diff_hunks(
8968 line_height,
8969 &gutter_hitbox,
8970 start_row..end_row,
8971 &snapshot,
8972 window,
8973 cx,
8974 );
8975
8976 let bg_segments_per_row = Self::bg_segments_per_row(
8977 start_row..end_row,
8978 &selections,
8979 &highlighted_ranges,
8980 self.style.background,
8981 );
8982
8983 let mut line_layouts = Self::layout_lines(
8984 start_row..end_row,
8985 &snapshot,
8986 &self.style,
8987 editor_width,
8988 is_row_soft_wrapped,
8989 &bg_segments_per_row,
8990 window,
8991 cx,
8992 );
8993 let new_renderer_widths = (!is_minimap).then(|| {
8994 line_layouts
8995 .iter()
8996 .flat_map(|layout| &layout.fragments)
8997 .filter_map(|fragment| {
8998 if let LineFragment::Element { id, size, .. } = fragment {
8999 Some((*id, size.width))
9000 } else {
9001 None
9002 }
9003 })
9004 });
9005 if new_renderer_widths.is_some_and(|new_renderer_widths| {
9006 self.editor.update(cx, |editor, cx| {
9007 editor.update_renderer_widths(new_renderer_widths, cx)
9008 })
9009 }) {
9010 // If the fold widths have changed, we need to prepaint
9011 // the element again to account for any changes in
9012 // wrapping.
9013 return self.prepaint(None, _inspector_id, bounds, &mut (), window, cx);
9014 }
9015
9016 let longest_line_blame_width = self
9017 .editor
9018 .update(cx, |editor, cx| {
9019 if !editor.show_git_blame_inline {
9020 return None;
9021 }
9022 let blame = editor.blame.as_ref()?;
9023 let (_, blame_entry) = blame
9024 .update(cx, |blame, cx| {
9025 let row_infos =
9026 snapshot.row_infos(snapshot.longest_row()).next()?;
9027 blame.blame_for_rows(&[row_infos], cx).next()
9028 })
9029 .flatten()?;
9030 let mut element = render_inline_blame_entry(blame_entry, style, cx)?;
9031 let inline_blame_padding =
9032 ProjectSettings::get_global(cx).git.inline_blame.padding as f32
9033 * em_advance;
9034 Some(
9035 element
9036 .layout_as_root(AvailableSpace::min_size(), window, cx)
9037 .width
9038 + inline_blame_padding,
9039 )
9040 })
9041 .unwrap_or(Pixels::ZERO);
9042
9043 let longest_line_width = layout_line(
9044 snapshot.longest_row(),
9045 &snapshot,
9046 style,
9047 editor_width,
9048 is_row_soft_wrapped,
9049 window,
9050 cx,
9051 )
9052 .width;
9053
9054 let scrollbar_layout_information = ScrollbarLayoutInformation::new(
9055 text_hitbox.bounds,
9056 glyph_grid_cell,
9057 size(
9058 longest_line_width,
9059 Pixels::from(max_row.as_f64() * f64::from(line_height)),
9060 ),
9061 longest_line_blame_width,
9062 EditorSettings::get_global(cx),
9063 );
9064
9065 let mut scroll_width = scrollbar_layout_information.scroll_range.width;
9066
9067 let sticky_header_excerpt = if snapshot.buffer_snapshot().show_headers() {
9068 snapshot.sticky_header_excerpt(scroll_position.y)
9069 } else {
9070 None
9071 };
9072 let sticky_header_excerpt_id =
9073 sticky_header_excerpt.as_ref().map(|top| top.excerpt.id);
9074
9075 let blocks = (!is_minimap)
9076 .then(|| {
9077 window.with_element_namespace("blocks", |window| {
9078 self.render_blocks(
9079 start_row..end_row,
9080 &snapshot,
9081 &hitbox,
9082 &text_hitbox,
9083 editor_width,
9084 &mut scroll_width,
9085 &editor_margins,
9086 em_width,
9087 gutter_dimensions.full_width(),
9088 line_height,
9089 &mut line_layouts,
9090 &local_selections,
9091 &selected_buffer_ids,
9092 is_row_soft_wrapped,
9093 sticky_header_excerpt_id,
9094 window,
9095 cx,
9096 )
9097 })
9098 })
9099 .unwrap_or_else(|| Ok((Vec::default(), HashMap::default())));
9100 let (mut blocks, row_block_types) = match blocks {
9101 Ok(blocks) => blocks,
9102 Err(resized_blocks) => {
9103 self.editor.update(cx, |editor, cx| {
9104 editor.resize_blocks(
9105 resized_blocks,
9106 autoscroll_request.map(|(autoscroll, _)| autoscroll),
9107 cx,
9108 )
9109 });
9110 return self.prepaint(None, _inspector_id, bounds, &mut (), window, cx);
9111 }
9112 };
9113
9114 let sticky_buffer_header = sticky_header_excerpt.map(|sticky_header_excerpt| {
9115 window.with_element_namespace("blocks", |window| {
9116 self.layout_sticky_buffer_header(
9117 sticky_header_excerpt,
9118 scroll_position,
9119 line_height,
9120 right_margin,
9121 &snapshot,
9122 &hitbox,
9123 &selected_buffer_ids,
9124 &blocks,
9125 window,
9126 cx,
9127 )
9128 })
9129 });
9130
9131 let start_buffer_row =
9132 MultiBufferRow(start_anchor.to_point(&snapshot.buffer_snapshot()).row);
9133 let end_buffer_row =
9134 MultiBufferRow(end_anchor.to_point(&snapshot.buffer_snapshot()).row);
9135
9136 let scroll_max: gpui::Point<ScrollPixelOffset> = point(
9137 ScrollPixelOffset::from(
9138 ((scroll_width - editor_width) / em_advance).max(0.0),
9139 ),
9140 max_scroll_top,
9141 );
9142
9143 self.editor.update(cx, |editor, cx| {
9144 if editor.scroll_manager.clamp_scroll_left(scroll_max.x) {
9145 scroll_position.x = scroll_position.x.min(scroll_max.x);
9146 }
9147
9148 if needs_horizontal_autoscroll.0
9149 && let Some(new_scroll_position) = editor.autoscroll_horizontally(
9150 start_row,
9151 editor_width,
9152 scroll_width,
9153 em_advance,
9154 &line_layouts,
9155 autoscroll_request,
9156 window,
9157 cx,
9158 )
9159 {
9160 scroll_position = new_scroll_position;
9161 }
9162 });
9163
9164 let scroll_pixel_position = point(
9165 scroll_position.x * f64::from(em_advance),
9166 scroll_position.y * f64::from(line_height),
9167 );
9168 let indent_guides = self.layout_indent_guides(
9169 content_origin,
9170 text_hitbox.origin,
9171 start_buffer_row..end_buffer_row,
9172 scroll_pixel_position,
9173 line_height,
9174 &snapshot,
9175 window,
9176 cx,
9177 );
9178
9179 let crease_trailers =
9180 window.with_element_namespace("crease_trailers", |window| {
9181 self.prepaint_crease_trailers(
9182 crease_trailers,
9183 &line_layouts,
9184 line_height,
9185 content_origin,
9186 scroll_pixel_position,
9187 em_width,
9188 window,
9189 cx,
9190 )
9191 });
9192
9193 let (edit_prediction_popover, edit_prediction_popover_origin) = self
9194 .editor
9195 .update(cx, |editor, cx| {
9196 editor.render_edit_prediction_popover(
9197 &text_hitbox.bounds,
9198 content_origin,
9199 right_margin,
9200 &snapshot,
9201 start_row..end_row,
9202 scroll_position.y,
9203 scroll_position.y + height_in_lines,
9204 &line_layouts,
9205 line_height,
9206 scroll_position,
9207 scroll_pixel_position,
9208 newest_selection_head,
9209 editor_width,
9210 style,
9211 window,
9212 cx,
9213 )
9214 })
9215 .unzip();
9216
9217 let mut inline_diagnostics = self.layout_inline_diagnostics(
9218 &line_layouts,
9219 &crease_trailers,
9220 &row_block_types,
9221 content_origin,
9222 scroll_position,
9223 scroll_pixel_position,
9224 edit_prediction_popover_origin,
9225 start_row,
9226 end_row,
9227 line_height,
9228 em_width,
9229 style,
9230 window,
9231 cx,
9232 );
9233
9234 let mut inline_blame_layout = None;
9235 let mut inline_code_actions = None;
9236 if let Some(newest_selection_head) = newest_selection_head {
9237 let display_row = newest_selection_head.row();
9238 if (start_row..end_row).contains(&display_row)
9239 && !row_block_types.contains_key(&display_row)
9240 {
9241 inline_code_actions = self.layout_inline_code_actions(
9242 newest_selection_head,
9243 content_origin,
9244 scroll_position,
9245 scroll_pixel_position,
9246 line_height,
9247 &snapshot,
9248 window,
9249 cx,
9250 );
9251
9252 let line_ix = display_row.minus(start_row) as usize;
9253 if let (Some(row_info), Some(line_layout), Some(crease_trailer)) = (
9254 row_infos.get(line_ix),
9255 line_layouts.get(line_ix),
9256 crease_trailers.get(line_ix),
9257 ) {
9258 let crease_trailer_layout = crease_trailer.as_ref();
9259 if let Some(layout) = self.layout_inline_blame(
9260 display_row,
9261 row_info,
9262 line_layout,
9263 crease_trailer_layout,
9264 em_width,
9265 content_origin,
9266 scroll_position,
9267 scroll_pixel_position,
9268 line_height,
9269 &text_hitbox,
9270 window,
9271 cx,
9272 ) {
9273 inline_blame_layout = Some(layout);
9274 // Blame overrides inline diagnostics
9275 inline_diagnostics.remove(&display_row);
9276 }
9277 } else {
9278 log::error!(
9279 "bug: line_ix {} is out of bounds - row_infos.len(): {}, \
9280 line_layouts.len(): {}, \
9281 crease_trailers.len(): {}",
9282 line_ix,
9283 row_infos.len(),
9284 line_layouts.len(),
9285 crease_trailers.len(),
9286 );
9287 }
9288 }
9289 }
9290
9291 let blamed_display_rows = self.layout_blame_entries(
9292 &row_infos,
9293 em_width,
9294 scroll_position,
9295 line_height,
9296 &gutter_hitbox,
9297 gutter_dimensions.git_blame_entries_width,
9298 window,
9299 cx,
9300 );
9301
9302 let line_elements = self.prepaint_lines(
9303 start_row,
9304 &mut line_layouts,
9305 line_height,
9306 scroll_position,
9307 scroll_pixel_position,
9308 content_origin,
9309 window,
9310 cx,
9311 );
9312
9313 window.with_element_namespace("blocks", |window| {
9314 self.layout_blocks(
9315 &mut blocks,
9316 &hitbox,
9317 line_height,
9318 scroll_position,
9319 scroll_pixel_position,
9320 window,
9321 cx,
9322 );
9323 });
9324
9325 let cursors = self.collect_cursors(&snapshot, cx);
9326 let visible_row_range = start_row..end_row;
9327 let non_visible_cursors = cursors
9328 .iter()
9329 .any(|c| !visible_row_range.contains(&c.0.row()));
9330
9331 let visible_cursors = self.layout_visible_cursors(
9332 &snapshot,
9333 &selections,
9334 &row_block_types,
9335 start_row..end_row,
9336 &line_layouts,
9337 &text_hitbox,
9338 content_origin,
9339 scroll_position,
9340 scroll_pixel_position,
9341 line_height,
9342 em_width,
9343 em_advance,
9344 autoscroll_containing_element,
9345 window,
9346 cx,
9347 );
9348
9349 let scrollbars_layout = self.layout_scrollbars(
9350 &snapshot,
9351 &scrollbar_layout_information,
9352 content_offset,
9353 scroll_position,
9354 non_visible_cursors,
9355 right_margin,
9356 editor_width,
9357 window,
9358 cx,
9359 );
9360
9361 let gutter_settings = EditorSettings::get_global(cx).gutter;
9362
9363 let context_menu_layout =
9364 if let Some(newest_selection_head) = newest_selection_head {
9365 let newest_selection_point =
9366 newest_selection_head.to_point(&snapshot.display_snapshot);
9367 if (start_row..end_row).contains(&newest_selection_head.row()) {
9368 self.layout_cursor_popovers(
9369 line_height,
9370 &text_hitbox,
9371 content_origin,
9372 right_margin,
9373 start_row,
9374 scroll_pixel_position,
9375 &line_layouts,
9376 newest_selection_head,
9377 newest_selection_point,
9378 style,
9379 window,
9380 cx,
9381 )
9382 } else {
9383 None
9384 }
9385 } else {
9386 None
9387 };
9388
9389 self.layout_gutter_menu(
9390 line_height,
9391 &text_hitbox,
9392 content_origin,
9393 right_margin,
9394 scroll_pixel_position,
9395 gutter_dimensions.width - gutter_dimensions.left_padding,
9396 window,
9397 cx,
9398 );
9399
9400 let test_indicators = if gutter_settings.runnables {
9401 self.layout_run_indicators(
9402 line_height,
9403 start_row..end_row,
9404 &row_infos,
9405 scroll_position,
9406 &gutter_dimensions,
9407 &gutter_hitbox,
9408 &display_hunks,
9409 &snapshot,
9410 &mut breakpoint_rows,
9411 window,
9412 cx,
9413 )
9414 } else {
9415 Vec::new()
9416 };
9417
9418 let show_breakpoints = snapshot
9419 .show_breakpoints
9420 .unwrap_or(gutter_settings.breakpoints);
9421 let breakpoints = if show_breakpoints {
9422 self.layout_breakpoints(
9423 line_height,
9424 start_row..end_row,
9425 scroll_position,
9426 &gutter_dimensions,
9427 &gutter_hitbox,
9428 &display_hunks,
9429 &snapshot,
9430 breakpoint_rows,
9431 &row_infos,
9432 window,
9433 cx,
9434 )
9435 } else {
9436 Vec::new()
9437 };
9438
9439 self.layout_signature_help(
9440 &hitbox,
9441 content_origin,
9442 scroll_pixel_position,
9443 newest_selection_head,
9444 start_row,
9445 &line_layouts,
9446 line_height,
9447 em_width,
9448 context_menu_layout,
9449 window,
9450 cx,
9451 );
9452
9453 if !cx.has_active_drag() {
9454 self.layout_hover_popovers(
9455 &snapshot,
9456 &hitbox,
9457 start_row..end_row,
9458 content_origin,
9459 scroll_pixel_position,
9460 &line_layouts,
9461 line_height,
9462 em_width,
9463 context_menu_layout,
9464 window,
9465 cx,
9466 );
9467 }
9468
9469 let mouse_context_menu = self.layout_mouse_context_menu(
9470 &snapshot,
9471 start_row..end_row,
9472 content_origin,
9473 window,
9474 cx,
9475 );
9476
9477 window.with_element_namespace("crease_toggles", |window| {
9478 self.prepaint_crease_toggles(
9479 &mut crease_toggles,
9480 line_height,
9481 &gutter_dimensions,
9482 gutter_settings,
9483 scroll_pixel_position,
9484 &gutter_hitbox,
9485 window,
9486 cx,
9487 )
9488 });
9489
9490 window.with_element_namespace("expand_toggles", |window| {
9491 self.prepaint_expand_toggles(&mut expand_toggles, window, cx)
9492 });
9493
9494 let wrap_guides = self.layout_wrap_guides(
9495 em_advance,
9496 scroll_position,
9497 content_origin,
9498 scrollbars_layout.as_ref(),
9499 vertical_scrollbar_width,
9500 &hitbox,
9501 window,
9502 cx,
9503 );
9504
9505 let minimap = window.with_element_namespace("minimap", |window| {
9506 self.layout_minimap(
9507 &snapshot,
9508 minimap_width,
9509 scroll_position,
9510 &scrollbar_layout_information,
9511 scrollbars_layout.as_ref(),
9512 window,
9513 cx,
9514 )
9515 });
9516
9517 let invisible_symbol_font_size = font_size / 2.;
9518 let whitespace_map = &self
9519 .editor
9520 .read(cx)
9521 .buffer
9522 .read(cx)
9523 .language_settings(cx)
9524 .whitespace_map;
9525
9526 let tab_char = whitespace_map.tab.clone();
9527 let tab_len = tab_char.len();
9528 let tab_invisible = window.text_system().shape_line(
9529 tab_char,
9530 invisible_symbol_font_size,
9531 &[TextRun {
9532 len: tab_len,
9533 font: self.style.text.font(),
9534 color: cx.theme().colors().editor_invisible,
9535 background_color: None,
9536 underline: None,
9537 strikethrough: None,
9538 }],
9539 None,
9540 );
9541
9542 let space_char = whitespace_map.space.clone();
9543 let space_len = space_char.len();
9544 let space_invisible = window.text_system().shape_line(
9545 space_char,
9546 invisible_symbol_font_size,
9547 &[TextRun {
9548 len: space_len,
9549 font: self.style.text.font(),
9550 color: cx.theme().colors().editor_invisible,
9551 background_color: None,
9552 underline: None,
9553 strikethrough: None,
9554 }],
9555 None,
9556 );
9557
9558 let mode = snapshot.mode.clone();
9559
9560 let (diff_hunk_controls, diff_hunk_control_bounds) = if is_read_only {
9561 (vec![], vec![])
9562 } else {
9563 self.layout_diff_hunk_controls(
9564 start_row..end_row,
9565 &row_infos,
9566 &text_hitbox,
9567 newest_selection_head,
9568 line_height,
9569 right_margin,
9570 scroll_pixel_position,
9571 &display_hunks,
9572 &highlighted_rows,
9573 self.editor.clone(),
9574 window,
9575 cx,
9576 )
9577 };
9578
9579 let position_map = Rc::new(PositionMap {
9580 size: bounds.size,
9581 visible_row_range,
9582 scroll_position,
9583 scroll_pixel_position,
9584 scroll_max,
9585 line_layouts,
9586 line_height,
9587 em_width,
9588 em_advance,
9589 snapshot,
9590 gutter_hitbox: gutter_hitbox.clone(),
9591 text_hitbox: text_hitbox.clone(),
9592 inline_blame_bounds: inline_blame_layout
9593 .as_ref()
9594 .map(|layout| (layout.bounds, layout.buffer_id, layout.entry.clone())),
9595 display_hunks: display_hunks.clone(),
9596 diff_hunk_control_bounds,
9597 });
9598
9599 self.editor.update(cx, |editor, _| {
9600 editor.last_position_map = Some(position_map.clone())
9601 });
9602
9603 EditorLayout {
9604 mode,
9605 position_map,
9606 visible_display_row_range: start_row..end_row,
9607 wrap_guides,
9608 indent_guides,
9609 hitbox,
9610 gutter_hitbox,
9611 display_hunks,
9612 content_origin,
9613 scrollbars_layout,
9614 minimap,
9615 active_rows,
9616 highlighted_rows,
9617 highlighted_ranges,
9618 highlighted_gutter_ranges,
9619 redacted_ranges,
9620 document_colors,
9621 line_elements,
9622 line_numbers,
9623 blamed_display_rows,
9624 inline_diagnostics,
9625 inline_blame_layout,
9626 inline_code_actions,
9627 blocks,
9628 cursors,
9629 visible_cursors,
9630 selections,
9631 edit_prediction_popover,
9632 diff_hunk_controls,
9633 mouse_context_menu,
9634 test_indicators,
9635 breakpoints,
9636 crease_toggles,
9637 crease_trailers,
9638 tab_invisible,
9639 space_invisible,
9640 sticky_buffer_header,
9641 expand_toggles,
9642 }
9643 })
9644 })
9645 })
9646 }
9647
9648 fn paint(
9649 &mut self,
9650 _: Option<&GlobalElementId>,
9651 _inspector_id: Option<&gpui::InspectorElementId>,
9652 bounds: Bounds<gpui::Pixels>,
9653 _: &mut Self::RequestLayoutState,
9654 layout: &mut Self::PrepaintState,
9655 window: &mut Window,
9656 cx: &mut App,
9657 ) {
9658 if !layout.mode.is_minimap() {
9659 let focus_handle = self.editor.focus_handle(cx);
9660 let key_context = self
9661 .editor
9662 .update(cx, |editor, cx| editor.key_context(window, cx));
9663
9664 window.set_key_context(key_context);
9665 window.handle_input(
9666 &focus_handle,
9667 ElementInputHandler::new(bounds, self.editor.clone()),
9668 cx,
9669 );
9670 self.register_actions(window, cx);
9671 self.register_key_listeners(window, cx, layout);
9672 }
9673
9674 let text_style = TextStyleRefinement {
9675 font_size: Some(self.style.text.font_size),
9676 line_height: Some(self.style.text.line_height),
9677 ..Default::default()
9678 };
9679 let rem_size = self.rem_size(cx);
9680 window.with_rem_size(rem_size, |window| {
9681 window.with_text_style(Some(text_style), |window| {
9682 window.with_content_mask(Some(ContentMask { bounds }), |window| {
9683 self.paint_mouse_listeners(layout, window, cx);
9684 self.paint_background(layout, window, cx);
9685 self.paint_indent_guides(layout, window, cx);
9686
9687 if layout.gutter_hitbox.size.width > Pixels::ZERO {
9688 self.paint_blamed_display_rows(layout, window, cx);
9689 self.paint_line_numbers(layout, window, cx);
9690 }
9691
9692 self.paint_text(layout, window, cx);
9693
9694 if layout.gutter_hitbox.size.width > Pixels::ZERO {
9695 self.paint_gutter_highlights(layout, window, cx);
9696 self.paint_gutter_indicators(layout, window, cx);
9697 }
9698
9699 if !layout.blocks.is_empty() {
9700 window.with_element_namespace("blocks", |window| {
9701 self.paint_blocks(layout, window, cx);
9702 });
9703 }
9704
9705 window.with_element_namespace("blocks", |window| {
9706 if let Some(mut sticky_header) = layout.sticky_buffer_header.take() {
9707 sticky_header.paint(window, cx)
9708 }
9709 });
9710
9711 self.paint_minimap(layout, window, cx);
9712 self.paint_scrollbars(layout, window, cx);
9713 self.paint_edit_prediction_popover(layout, window, cx);
9714 self.paint_mouse_context_menu(layout, window, cx);
9715 });
9716 })
9717 })
9718 }
9719}
9720
9721pub(super) fn gutter_bounds(
9722 editor_bounds: Bounds<Pixels>,
9723 gutter_dimensions: GutterDimensions,
9724) -> Bounds<Pixels> {
9725 Bounds {
9726 origin: editor_bounds.origin,
9727 size: size(gutter_dimensions.width, editor_bounds.size.height),
9728 }
9729}
9730
9731#[derive(Clone, Copy)]
9732struct ContextMenuLayout {
9733 y_flipped: bool,
9734 bounds: Bounds<Pixels>,
9735}
9736
9737/// Holds information required for layouting the editor scrollbars.
9738struct ScrollbarLayoutInformation {
9739 /// The bounds of the editor area (excluding the content offset).
9740 editor_bounds: Bounds<Pixels>,
9741 /// The available range to scroll within the document.
9742 scroll_range: Size<Pixels>,
9743 /// The space available for one glyph in the editor.
9744 glyph_grid_cell: Size<Pixels>,
9745}
9746
9747impl ScrollbarLayoutInformation {
9748 pub fn new(
9749 editor_bounds: Bounds<Pixels>,
9750 glyph_grid_cell: Size<Pixels>,
9751 document_size: Size<Pixels>,
9752 longest_line_blame_width: Pixels,
9753 settings: &EditorSettings,
9754 ) -> Self {
9755 let vertical_overscroll = match settings.scroll_beyond_last_line {
9756 ScrollBeyondLastLine::OnePage => editor_bounds.size.height,
9757 ScrollBeyondLastLine::Off => glyph_grid_cell.height,
9758 ScrollBeyondLastLine::VerticalScrollMargin => {
9759 (1.0 + settings.vertical_scroll_margin) as f32 * glyph_grid_cell.height
9760 }
9761 };
9762
9763 let overscroll = size(longest_line_blame_width, vertical_overscroll);
9764
9765 ScrollbarLayoutInformation {
9766 editor_bounds,
9767 scroll_range: document_size + overscroll,
9768 glyph_grid_cell,
9769 }
9770 }
9771}
9772
9773impl IntoElement for EditorElement {
9774 type Element = Self;
9775
9776 fn into_element(self) -> Self::Element {
9777 self
9778 }
9779}
9780
9781pub struct EditorLayout {
9782 position_map: Rc<PositionMap>,
9783 hitbox: Hitbox,
9784 gutter_hitbox: Hitbox,
9785 content_origin: gpui::Point<Pixels>,
9786 scrollbars_layout: Option<EditorScrollbars>,
9787 minimap: Option<MinimapLayout>,
9788 mode: EditorMode,
9789 wrap_guides: SmallVec<[(Pixels, bool); 2]>,
9790 indent_guides: Option<Vec<IndentGuideLayout>>,
9791 visible_display_row_range: Range<DisplayRow>,
9792 active_rows: BTreeMap<DisplayRow, LineHighlightSpec>,
9793 highlighted_rows: BTreeMap<DisplayRow, LineHighlight>,
9794 line_elements: SmallVec<[AnyElement; 1]>,
9795 line_numbers: Arc<HashMap<MultiBufferRow, LineNumberLayout>>,
9796 display_hunks: Vec<(DisplayDiffHunk, Option<Hitbox>)>,
9797 blamed_display_rows: Option<Vec<AnyElement>>,
9798 inline_diagnostics: HashMap<DisplayRow, AnyElement>,
9799 inline_blame_layout: Option<InlineBlameLayout>,
9800 inline_code_actions: Option<AnyElement>,
9801 blocks: Vec<BlockLayout>,
9802 highlighted_ranges: Vec<(Range<DisplayPoint>, Hsla)>,
9803 highlighted_gutter_ranges: Vec<(Range<DisplayPoint>, Hsla)>,
9804 redacted_ranges: Vec<Range<DisplayPoint>>,
9805 cursors: Vec<(DisplayPoint, Hsla)>,
9806 visible_cursors: Vec<CursorLayout>,
9807 selections: Vec<(PlayerColor, Vec<SelectionLayout>)>,
9808 test_indicators: Vec<AnyElement>,
9809 breakpoints: Vec<AnyElement>,
9810 crease_toggles: Vec<Option<AnyElement>>,
9811 expand_toggles: Vec<Option<(AnyElement, gpui::Point<Pixels>)>>,
9812 diff_hunk_controls: Vec<AnyElement>,
9813 crease_trailers: Vec<Option<CreaseTrailerLayout>>,
9814 edit_prediction_popover: Option<AnyElement>,
9815 mouse_context_menu: Option<AnyElement>,
9816 tab_invisible: ShapedLine,
9817 space_invisible: ShapedLine,
9818 sticky_buffer_header: Option<AnyElement>,
9819 document_colors: Option<(DocumentColorsRenderMode, Vec<(Range<DisplayPoint>, Hsla)>)>,
9820}
9821
9822impl EditorLayout {
9823 fn line_end_overshoot(&self) -> Pixels {
9824 0.15 * self.position_map.line_height
9825 }
9826}
9827
9828struct LineNumberSegment {
9829 shaped_line: ShapedLine,
9830 hitbox: Option<Hitbox>,
9831}
9832
9833struct LineNumberLayout {
9834 segments: Vec<LineNumberSegment>,
9835}
9836
9837struct ColoredRange<T> {
9838 start: T,
9839 end: T,
9840 color: Hsla,
9841}
9842
9843impl Along for ScrollbarAxes {
9844 type Unit = bool;
9845
9846 fn along(&self, axis: ScrollbarAxis) -> Self::Unit {
9847 match axis {
9848 ScrollbarAxis::Horizontal => self.horizontal,
9849 ScrollbarAxis::Vertical => self.vertical,
9850 }
9851 }
9852
9853 fn apply_along(&self, axis: ScrollbarAxis, f: impl FnOnce(Self::Unit) -> Self::Unit) -> Self {
9854 match axis {
9855 ScrollbarAxis::Horizontal => ScrollbarAxes {
9856 horizontal: f(self.horizontal),
9857 vertical: self.vertical,
9858 },
9859 ScrollbarAxis::Vertical => ScrollbarAxes {
9860 horizontal: self.horizontal,
9861 vertical: f(self.vertical),
9862 },
9863 }
9864 }
9865}
9866
9867#[derive(Clone)]
9868struct EditorScrollbars {
9869 pub vertical: Option<ScrollbarLayout>,
9870 pub horizontal: Option<ScrollbarLayout>,
9871 pub visible: bool,
9872}
9873
9874impl EditorScrollbars {
9875 pub fn from_scrollbar_axes(
9876 show_scrollbar: ScrollbarAxes,
9877 layout_information: &ScrollbarLayoutInformation,
9878 content_offset: gpui::Point<Pixels>,
9879 scroll_position: gpui::Point<f64>,
9880 scrollbar_width: Pixels,
9881 right_margin: Pixels,
9882 editor_width: Pixels,
9883 show_scrollbars: bool,
9884 scrollbar_state: Option<&ActiveScrollbarState>,
9885 window: &mut Window,
9886 ) -> Self {
9887 let ScrollbarLayoutInformation {
9888 editor_bounds,
9889 scroll_range,
9890 glyph_grid_cell,
9891 } = layout_information;
9892
9893 let viewport_size = size(editor_width, editor_bounds.size.height);
9894
9895 let scrollbar_bounds_for = |axis: ScrollbarAxis| match axis {
9896 ScrollbarAxis::Horizontal => Bounds::from_corner_and_size(
9897 Corner::BottomLeft,
9898 editor_bounds.bottom_left(),
9899 size(
9900 // The horizontal viewport size differs from the space available for the
9901 // horizontal scrollbar, so we have to manually stitch it together here.
9902 editor_bounds.size.width - right_margin,
9903 scrollbar_width,
9904 ),
9905 ),
9906 ScrollbarAxis::Vertical => Bounds::from_corner_and_size(
9907 Corner::TopRight,
9908 editor_bounds.top_right(),
9909 size(scrollbar_width, viewport_size.height),
9910 ),
9911 };
9912
9913 let mut create_scrollbar_layout = |axis| {
9914 let viewport_size = viewport_size.along(axis);
9915 let scroll_range = scroll_range.along(axis);
9916
9917 // We always want a vertical scrollbar track for scrollbar diagnostic visibility.
9918 (show_scrollbar.along(axis)
9919 && (axis == ScrollbarAxis::Vertical || scroll_range > viewport_size))
9920 .then(|| {
9921 ScrollbarLayout::new(
9922 window.insert_hitbox(scrollbar_bounds_for(axis), HitboxBehavior::Normal),
9923 viewport_size,
9924 scroll_range,
9925 glyph_grid_cell.along(axis),
9926 content_offset.along(axis),
9927 scroll_position.along(axis),
9928 show_scrollbars,
9929 axis,
9930 )
9931 .with_thumb_state(
9932 scrollbar_state.and_then(|state| state.thumb_state_for_axis(axis)),
9933 )
9934 })
9935 };
9936
9937 Self {
9938 vertical: create_scrollbar_layout(ScrollbarAxis::Vertical),
9939 horizontal: create_scrollbar_layout(ScrollbarAxis::Horizontal),
9940 visible: show_scrollbars,
9941 }
9942 }
9943
9944 pub fn iter_scrollbars(&self) -> impl Iterator<Item = (&ScrollbarLayout, ScrollbarAxis)> + '_ {
9945 [
9946 (&self.vertical, ScrollbarAxis::Vertical),
9947 (&self.horizontal, ScrollbarAxis::Horizontal),
9948 ]
9949 .into_iter()
9950 .filter_map(|(scrollbar, axis)| scrollbar.as_ref().map(|s| (s, axis)))
9951 }
9952
9953 /// Returns the currently hovered scrollbar axis, if any.
9954 pub fn get_hovered_axis(&self, window: &Window) -> Option<(&ScrollbarLayout, ScrollbarAxis)> {
9955 self.iter_scrollbars()
9956 .find(|s| s.0.hitbox.is_hovered(window))
9957 }
9958}
9959
9960#[derive(Clone)]
9961struct ScrollbarLayout {
9962 hitbox: Hitbox,
9963 visible_range: Range<ScrollOffset>,
9964 text_unit_size: Pixels,
9965 thumb_bounds: Option<Bounds<Pixels>>,
9966 thumb_state: ScrollbarThumbState,
9967}
9968
9969impl ScrollbarLayout {
9970 const BORDER_WIDTH: Pixels = px(1.0);
9971 const LINE_MARKER_HEIGHT: Pixels = px(2.0);
9972 const MIN_MARKER_HEIGHT: Pixels = px(5.0);
9973 const MIN_THUMB_SIZE: Pixels = px(25.0);
9974
9975 fn new(
9976 scrollbar_track_hitbox: Hitbox,
9977 viewport_size: Pixels,
9978 scroll_range: Pixels,
9979 glyph_space: Pixels,
9980 content_offset: Pixels,
9981 scroll_position: ScrollOffset,
9982 show_thumb: bool,
9983 axis: ScrollbarAxis,
9984 ) -> Self {
9985 let track_bounds = scrollbar_track_hitbox.bounds;
9986 // The length of the track available to the scrollbar thumb. We deliberately
9987 // exclude the content size here so that the thumb aligns with the content.
9988 let track_length = track_bounds.size.along(axis) - content_offset;
9989
9990 Self::new_with_hitbox_and_track_length(
9991 scrollbar_track_hitbox,
9992 track_length,
9993 viewport_size,
9994 scroll_range.into(),
9995 glyph_space,
9996 content_offset.into(),
9997 scroll_position,
9998 show_thumb,
9999 axis,
10000 )
10001 }
10002
10003 fn for_minimap(
10004 minimap_track_hitbox: Hitbox,
10005 visible_lines: f64,
10006 total_editor_lines: f64,
10007 minimap_line_height: Pixels,
10008 scroll_position: ScrollOffset,
10009 minimap_scroll_top: ScrollOffset,
10010 show_thumb: bool,
10011 ) -> Self {
10012 // The scrollbar thumb size is calculated as
10013 // (visible_content/total_content) Γ scrollbar_track_length.
10014 //
10015 // For the minimap's thumb layout, we leverage this by setting the
10016 // scrollbar track length to the entire document size (using minimap line
10017 // height). This creates a thumb that exactly represents the editor
10018 // viewport scaled to minimap proportions.
10019 //
10020 // We adjust the thumb position relative to `minimap_scroll_top` to
10021 // accommodate for the deliberately oversized track.
10022 //
10023 // This approach ensures that the minimap thumb accurately reflects the
10024 // editor's current scroll position whilst nicely synchronizing the minimap
10025 // thumb and scrollbar thumb.
10026 let scroll_range = total_editor_lines * f64::from(minimap_line_height);
10027 let viewport_size = visible_lines * f64::from(minimap_line_height);
10028
10029 let track_top_offset = -minimap_scroll_top * f64::from(minimap_line_height);
10030
10031 Self::new_with_hitbox_and_track_length(
10032 minimap_track_hitbox,
10033 Pixels::from(scroll_range),
10034 Pixels::from(viewport_size),
10035 scroll_range,
10036 minimap_line_height,
10037 track_top_offset,
10038 scroll_position,
10039 show_thumb,
10040 ScrollbarAxis::Vertical,
10041 )
10042 }
10043
10044 fn new_with_hitbox_and_track_length(
10045 scrollbar_track_hitbox: Hitbox,
10046 track_length: Pixels,
10047 viewport_size: Pixels,
10048 scroll_range: f64,
10049 glyph_space: Pixels,
10050 content_offset: ScrollOffset,
10051 scroll_position: ScrollOffset,
10052 show_thumb: bool,
10053 axis: ScrollbarAxis,
10054 ) -> Self {
10055 let text_units_per_page = f64::from(viewport_size / glyph_space);
10056 let visible_range = scroll_position..scroll_position + text_units_per_page;
10057 let total_text_units = scroll_range / f64::from(glyph_space);
10058
10059 let thumb_percentage = text_units_per_page / total_text_units;
10060 let thumb_size = Pixels::from(ScrollOffset::from(track_length) * thumb_percentage)
10061 .max(ScrollbarLayout::MIN_THUMB_SIZE)
10062 .min(track_length);
10063
10064 let text_unit_divisor = (total_text_units - text_units_per_page).max(0.);
10065
10066 let content_larger_than_viewport = text_unit_divisor > 0.;
10067
10068 let text_unit_size = if content_larger_than_viewport {
10069 Pixels::from(ScrollOffset::from(track_length - thumb_size) / text_unit_divisor)
10070 } else {
10071 glyph_space
10072 };
10073
10074 let thumb_bounds = (show_thumb && content_larger_than_viewport).then(|| {
10075 Self::thumb_bounds(
10076 &scrollbar_track_hitbox,
10077 content_offset,
10078 visible_range.start,
10079 text_unit_size,
10080 thumb_size,
10081 axis,
10082 )
10083 });
10084
10085 ScrollbarLayout {
10086 hitbox: scrollbar_track_hitbox,
10087 visible_range,
10088 text_unit_size,
10089 thumb_bounds,
10090 thumb_state: Default::default(),
10091 }
10092 }
10093
10094 fn with_thumb_state(self, thumb_state: Option<ScrollbarThumbState>) -> Self {
10095 if let Some(thumb_state) = thumb_state {
10096 Self {
10097 thumb_state,
10098 ..self
10099 }
10100 } else {
10101 self
10102 }
10103 }
10104
10105 fn thumb_bounds(
10106 scrollbar_track: &Hitbox,
10107 content_offset: f64,
10108 visible_range_start: f64,
10109 text_unit_size: Pixels,
10110 thumb_size: Pixels,
10111 axis: ScrollbarAxis,
10112 ) -> Bounds<Pixels> {
10113 let thumb_origin = scrollbar_track.origin.apply_along(axis, |origin| {
10114 origin
10115 + Pixels::from(
10116 content_offset + visible_range_start * ScrollOffset::from(text_unit_size),
10117 )
10118 });
10119 Bounds::new(
10120 thumb_origin,
10121 scrollbar_track.size.apply_along(axis, |_| thumb_size),
10122 )
10123 }
10124
10125 fn thumb_hovered(&self, position: &gpui::Point<Pixels>) -> bool {
10126 self.thumb_bounds
10127 .is_some_and(|bounds| bounds.contains(position))
10128 }
10129
10130 fn marker_quads_for_ranges(
10131 &self,
10132 row_ranges: impl IntoIterator<Item = ColoredRange<DisplayRow>>,
10133 column: Option<usize>,
10134 ) -> Vec<PaintQuad> {
10135 struct MinMax {
10136 min: Pixels,
10137 max: Pixels,
10138 }
10139 let (x_range, height_limit) = if let Some(column) = column {
10140 let column_width = ((self.hitbox.size.width - Self::BORDER_WIDTH) / 3.0).floor();
10141 let start = Self::BORDER_WIDTH + (column as f32 * column_width);
10142 let end = start + column_width;
10143 (
10144 Range { start, end },
10145 MinMax {
10146 min: Self::MIN_MARKER_HEIGHT,
10147 max: px(f32::MAX),
10148 },
10149 )
10150 } else {
10151 (
10152 Range {
10153 start: Self::BORDER_WIDTH,
10154 end: self.hitbox.size.width,
10155 },
10156 MinMax {
10157 min: Self::LINE_MARKER_HEIGHT,
10158 max: Self::LINE_MARKER_HEIGHT,
10159 },
10160 )
10161 };
10162
10163 let row_to_y = |row: DisplayRow| row.as_f64() as f32 * self.text_unit_size;
10164 let mut pixel_ranges = row_ranges
10165 .into_iter()
10166 .map(|range| {
10167 let start_y = row_to_y(range.start);
10168 let end_y = row_to_y(range.end)
10169 + self
10170 .text_unit_size
10171 .max(height_limit.min)
10172 .min(height_limit.max);
10173 ColoredRange {
10174 start: start_y,
10175 end: end_y,
10176 color: range.color,
10177 }
10178 })
10179 .peekable();
10180
10181 let mut quads = Vec::new();
10182 while let Some(mut pixel_range) = pixel_ranges.next() {
10183 while let Some(next_pixel_range) = pixel_ranges.peek() {
10184 if pixel_range.end >= next_pixel_range.start - px(1.0)
10185 && pixel_range.color == next_pixel_range.color
10186 {
10187 pixel_range.end = next_pixel_range.end.max(pixel_range.end);
10188 pixel_ranges.next();
10189 } else {
10190 break;
10191 }
10192 }
10193
10194 let bounds = Bounds::from_corners(
10195 point(x_range.start, pixel_range.start),
10196 point(x_range.end, pixel_range.end),
10197 );
10198 quads.push(quad(
10199 bounds,
10200 Corners::default(),
10201 pixel_range.color,
10202 Edges::default(),
10203 Hsla::transparent_black(),
10204 BorderStyle::default(),
10205 ));
10206 }
10207
10208 quads
10209 }
10210}
10211
10212struct MinimapLayout {
10213 pub minimap: AnyElement,
10214 pub thumb_layout: ScrollbarLayout,
10215 pub minimap_scroll_top: ScrollOffset,
10216 pub minimap_line_height: Pixels,
10217 pub thumb_border_style: MinimapThumbBorder,
10218 pub max_scroll_top: ScrollOffset,
10219}
10220
10221impl MinimapLayout {
10222 /// The minimum width of the minimap in columns. If the minimap is smaller than this, it will be hidden.
10223 const MINIMAP_MIN_WIDTH_COLUMNS: f32 = 20.;
10224 /// The minimap width as a percentage of the editor width.
10225 const MINIMAP_WIDTH_PCT: f32 = 0.15;
10226 /// Calculates the scroll top offset the minimap editor has to have based on the
10227 /// current scroll progress.
10228 fn calculate_minimap_top_offset(
10229 document_lines: f64,
10230 visible_editor_lines: f64,
10231 visible_minimap_lines: f64,
10232 scroll_position: f64,
10233 ) -> ScrollOffset {
10234 let non_visible_document_lines = (document_lines - visible_editor_lines).max(0.);
10235 if non_visible_document_lines == 0. {
10236 0.
10237 } else {
10238 let scroll_percentage = (scroll_position / non_visible_document_lines).clamp(0., 1.);
10239 scroll_percentage * (document_lines - visible_minimap_lines).max(0.)
10240 }
10241 }
10242}
10243
10244struct CreaseTrailerLayout {
10245 element: AnyElement,
10246 bounds: Bounds<Pixels>,
10247}
10248
10249pub(crate) struct PositionMap {
10250 pub size: Size<Pixels>,
10251 pub line_height: Pixels,
10252 pub scroll_position: gpui::Point<ScrollOffset>,
10253 pub scroll_pixel_position: gpui::Point<ScrollPixelOffset>,
10254 pub scroll_max: gpui::Point<ScrollOffset>,
10255 pub em_width: Pixels,
10256 pub em_advance: Pixels,
10257 pub visible_row_range: Range<DisplayRow>,
10258 pub line_layouts: Vec<LineWithInvisibles>,
10259 pub snapshot: EditorSnapshot,
10260 pub text_hitbox: Hitbox,
10261 pub gutter_hitbox: Hitbox,
10262 pub inline_blame_bounds: Option<(Bounds<Pixels>, BufferId, BlameEntry)>,
10263 pub display_hunks: Vec<(DisplayDiffHunk, Option<Hitbox>)>,
10264 pub diff_hunk_control_bounds: Vec<(DisplayRow, Bounds<Pixels>)>,
10265}
10266
10267#[derive(Debug, Copy, Clone)]
10268pub struct PointForPosition {
10269 pub previous_valid: DisplayPoint,
10270 pub next_valid: DisplayPoint,
10271 pub exact_unclipped: DisplayPoint,
10272 pub column_overshoot_after_line_end: u32,
10273}
10274
10275impl PointForPosition {
10276 pub fn as_valid(&self) -> Option<DisplayPoint> {
10277 if self.previous_valid == self.exact_unclipped && self.next_valid == self.exact_unclipped {
10278 Some(self.previous_valid)
10279 } else {
10280 None
10281 }
10282 }
10283
10284 pub fn intersects_selection(&self, selection: &Selection<DisplayPoint>) -> bool {
10285 let Some(valid_point) = self.as_valid() else {
10286 return false;
10287 };
10288 let range = selection.range();
10289
10290 let candidate_row = valid_point.row();
10291 let candidate_col = valid_point.column();
10292
10293 let start_row = range.start.row();
10294 let start_col = range.start.column();
10295 let end_row = range.end.row();
10296 let end_col = range.end.column();
10297
10298 if candidate_row < start_row || candidate_row > end_row {
10299 false
10300 } else if start_row == end_row {
10301 candidate_col >= start_col && candidate_col < end_col
10302 } else if candidate_row == start_row {
10303 candidate_col >= start_col
10304 } else if candidate_row == end_row {
10305 candidate_col < end_col
10306 } else {
10307 true
10308 }
10309 }
10310}
10311
10312impl PositionMap {
10313 pub(crate) fn point_for_position(&self, position: gpui::Point<Pixels>) -> PointForPosition {
10314 let text_bounds = self.text_hitbox.bounds;
10315 let scroll_position = self.snapshot.scroll_position();
10316 let position = position - text_bounds.origin;
10317 let y = position.y.max(px(0.)).min(self.size.height);
10318 let x = position.x + (scroll_position.x as f32 * self.em_advance);
10319 let row = ((y / self.line_height) as f64 + scroll_position.y) as u32;
10320
10321 let (column, x_overshoot_after_line_end) = if let Some(line) = self
10322 .line_layouts
10323 .get(row as usize - scroll_position.y as usize)
10324 {
10325 if let Some(ix) = line.index_for_x(x) {
10326 (ix as u32, px(0.))
10327 } else {
10328 (line.len as u32, px(0.).max(x - line.width))
10329 }
10330 } else {
10331 (0, x)
10332 };
10333
10334 let mut exact_unclipped = DisplayPoint::new(DisplayRow(row), column);
10335 let previous_valid = self.snapshot.clip_point(exact_unclipped, Bias::Left);
10336 let next_valid = self.snapshot.clip_point(exact_unclipped, Bias::Right);
10337
10338 let column_overshoot_after_line_end = (x_overshoot_after_line_end / self.em_advance) as u32;
10339 *exact_unclipped.column_mut() += column_overshoot_after_line_end;
10340 PointForPosition {
10341 previous_valid,
10342 next_valid,
10343 exact_unclipped,
10344 column_overshoot_after_line_end,
10345 }
10346 }
10347}
10348
10349struct BlockLayout {
10350 id: BlockId,
10351 x_offset: Pixels,
10352 row: Option<DisplayRow>,
10353 element: AnyElement,
10354 available_space: Size<AvailableSpace>,
10355 style: BlockStyle,
10356 overlaps_gutter: bool,
10357 is_buffer_header: bool,
10358}
10359
10360pub fn layout_line(
10361 row: DisplayRow,
10362 snapshot: &EditorSnapshot,
10363 style: &EditorStyle,
10364 text_width: Pixels,
10365 is_row_soft_wrapped: impl Copy + Fn(usize) -> bool,
10366 window: &mut Window,
10367 cx: &mut App,
10368) -> LineWithInvisibles {
10369 let chunks = snapshot.highlighted_chunks(row..row + DisplayRow(1), true, style);
10370 LineWithInvisibles::from_chunks(
10371 chunks,
10372 style,
10373 MAX_LINE_LEN,
10374 1,
10375 &snapshot.mode,
10376 text_width,
10377 is_row_soft_wrapped,
10378 &[],
10379 window,
10380 cx,
10381 )
10382 .pop()
10383 .unwrap()
10384}
10385
10386#[derive(Debug)]
10387pub struct IndentGuideLayout {
10388 origin: gpui::Point<Pixels>,
10389 length: Pixels,
10390 single_indent_width: Pixels,
10391 depth: u32,
10392 active: bool,
10393 settings: IndentGuideSettings,
10394}
10395
10396pub struct CursorLayout {
10397 origin: gpui::Point<Pixels>,
10398 block_width: Pixels,
10399 line_height: Pixels,
10400 color: Hsla,
10401 shape: CursorShape,
10402 block_text: Option<ShapedLine>,
10403 cursor_name: Option<AnyElement>,
10404}
10405
10406#[derive(Debug)]
10407pub struct CursorName {
10408 string: SharedString,
10409 color: Hsla,
10410 is_top_row: bool,
10411}
10412
10413impl CursorLayout {
10414 pub fn new(
10415 origin: gpui::Point<Pixels>,
10416 block_width: Pixels,
10417 line_height: Pixels,
10418 color: Hsla,
10419 shape: CursorShape,
10420 block_text: Option<ShapedLine>,
10421 ) -> CursorLayout {
10422 CursorLayout {
10423 origin,
10424 block_width,
10425 line_height,
10426 color,
10427 shape,
10428 block_text,
10429 cursor_name: None,
10430 }
10431 }
10432
10433 pub fn bounding_rect(&self, origin: gpui::Point<Pixels>) -> Bounds<Pixels> {
10434 Bounds {
10435 origin: self.origin + origin,
10436 size: size(self.block_width, self.line_height),
10437 }
10438 }
10439
10440 fn bounds(&self, origin: gpui::Point<Pixels>) -> Bounds<Pixels> {
10441 match self.shape {
10442 CursorShape::Bar => Bounds {
10443 origin: self.origin + origin,
10444 size: size(px(2.0), self.line_height),
10445 },
10446 CursorShape::Block | CursorShape::Hollow => Bounds {
10447 origin: self.origin + origin,
10448 size: size(self.block_width, self.line_height),
10449 },
10450 CursorShape::Underline => Bounds {
10451 origin: self.origin
10452 + origin
10453 + gpui::Point::new(Pixels::ZERO, self.line_height - px(2.0)),
10454 size: size(self.block_width, px(2.0)),
10455 },
10456 }
10457 }
10458
10459 pub fn layout(
10460 &mut self,
10461 origin: gpui::Point<Pixels>,
10462 cursor_name: Option<CursorName>,
10463 window: &mut Window,
10464 cx: &mut App,
10465 ) {
10466 if let Some(cursor_name) = cursor_name {
10467 let bounds = self.bounds(origin);
10468 let text_size = self.line_height / 1.5;
10469
10470 let name_origin = if cursor_name.is_top_row {
10471 point(bounds.right() - px(1.), bounds.top())
10472 } else {
10473 match self.shape {
10474 CursorShape::Bar => point(
10475 bounds.right() - px(2.),
10476 bounds.top() - text_size / 2. - px(1.),
10477 ),
10478 _ => point(
10479 bounds.right() - px(1.),
10480 bounds.top() - text_size / 2. - px(1.),
10481 ),
10482 }
10483 };
10484 let mut name_element = div()
10485 .bg(self.color)
10486 .text_size(text_size)
10487 .px_0p5()
10488 .line_height(text_size + px(2.))
10489 .text_color(cursor_name.color)
10490 .child(cursor_name.string)
10491 .into_any_element();
10492
10493 name_element.prepaint_as_root(name_origin, AvailableSpace::min_size(), window, cx);
10494
10495 self.cursor_name = Some(name_element);
10496 }
10497 }
10498
10499 pub fn paint(&mut self, origin: gpui::Point<Pixels>, window: &mut Window, cx: &mut App) {
10500 let bounds = self.bounds(origin);
10501
10502 //Draw background or border quad
10503 let cursor = if matches!(self.shape, CursorShape::Hollow) {
10504 outline(bounds, self.color, BorderStyle::Solid)
10505 } else {
10506 fill(bounds, self.color)
10507 };
10508
10509 if let Some(name) = &mut self.cursor_name {
10510 name.paint(window, cx);
10511 }
10512
10513 window.paint_quad(cursor);
10514
10515 if let Some(block_text) = &self.block_text {
10516 block_text
10517 .paint(self.origin + origin, self.line_height, window, cx)
10518 .log_err();
10519 }
10520 }
10521
10522 pub fn shape(&self) -> CursorShape {
10523 self.shape
10524 }
10525}
10526
10527#[derive(Debug)]
10528pub struct HighlightedRange {
10529 pub start_y: Pixels,
10530 pub line_height: Pixels,
10531 pub lines: Vec<HighlightedRangeLine>,
10532 pub color: Hsla,
10533 pub corner_radius: Pixels,
10534}
10535
10536#[derive(Debug)]
10537pub struct HighlightedRangeLine {
10538 pub start_x: Pixels,
10539 pub end_x: Pixels,
10540}
10541
10542impl HighlightedRange {
10543 pub fn paint(&self, fill: bool, bounds: Bounds<Pixels>, window: &mut Window) {
10544 if self.lines.len() >= 2 && self.lines[0].start_x > self.lines[1].end_x {
10545 self.paint_lines(self.start_y, &self.lines[0..1], fill, bounds, window);
10546 self.paint_lines(
10547 self.start_y + self.line_height,
10548 &self.lines[1..],
10549 fill,
10550 bounds,
10551 window,
10552 );
10553 } else {
10554 self.paint_lines(self.start_y, &self.lines, fill, bounds, window);
10555 }
10556 }
10557
10558 fn paint_lines(
10559 &self,
10560 start_y: Pixels,
10561 lines: &[HighlightedRangeLine],
10562 fill: bool,
10563 _bounds: Bounds<Pixels>,
10564 window: &mut Window,
10565 ) {
10566 if lines.is_empty() {
10567 return;
10568 }
10569
10570 let first_line = lines.first().unwrap();
10571 let last_line = lines.last().unwrap();
10572
10573 let first_top_left = point(first_line.start_x, start_y);
10574 let first_top_right = point(first_line.end_x, start_y);
10575
10576 let curve_height = point(Pixels::ZERO, self.corner_radius);
10577 let curve_width = |start_x: Pixels, end_x: Pixels| {
10578 let max = (end_x - start_x) / 2.;
10579 let width = if max < self.corner_radius {
10580 max
10581 } else {
10582 self.corner_radius
10583 };
10584
10585 point(width, Pixels::ZERO)
10586 };
10587
10588 let top_curve_width = curve_width(first_line.start_x, first_line.end_x);
10589 let mut builder = if fill {
10590 gpui::PathBuilder::fill()
10591 } else {
10592 gpui::PathBuilder::stroke(px(1.))
10593 };
10594 builder.move_to(first_top_right - top_curve_width);
10595 builder.curve_to(first_top_right + curve_height, first_top_right);
10596
10597 let mut iter = lines.iter().enumerate().peekable();
10598 while let Some((ix, line)) = iter.next() {
10599 let bottom_right = point(line.end_x, start_y + (ix + 1) as f32 * self.line_height);
10600
10601 if let Some((_, next_line)) = iter.peek() {
10602 let next_top_right = point(next_line.end_x, bottom_right.y);
10603
10604 match next_top_right.x.partial_cmp(&bottom_right.x).unwrap() {
10605 Ordering::Equal => {
10606 builder.line_to(bottom_right);
10607 }
10608 Ordering::Less => {
10609 let curve_width = curve_width(next_top_right.x, bottom_right.x);
10610 builder.line_to(bottom_right - curve_height);
10611 if self.corner_radius > Pixels::ZERO {
10612 builder.curve_to(bottom_right - curve_width, bottom_right);
10613 }
10614 builder.line_to(next_top_right + curve_width);
10615 if self.corner_radius > Pixels::ZERO {
10616 builder.curve_to(next_top_right + curve_height, next_top_right);
10617 }
10618 }
10619 Ordering::Greater => {
10620 let curve_width = curve_width(bottom_right.x, next_top_right.x);
10621 builder.line_to(bottom_right - curve_height);
10622 if self.corner_radius > Pixels::ZERO {
10623 builder.curve_to(bottom_right + curve_width, bottom_right);
10624 }
10625 builder.line_to(next_top_right - curve_width);
10626 if self.corner_radius > Pixels::ZERO {
10627 builder.curve_to(next_top_right + curve_height, next_top_right);
10628 }
10629 }
10630 }
10631 } else {
10632 let curve_width = curve_width(line.start_x, line.end_x);
10633 builder.line_to(bottom_right - curve_height);
10634 if self.corner_radius > Pixels::ZERO {
10635 builder.curve_to(bottom_right - curve_width, bottom_right);
10636 }
10637
10638 let bottom_left = point(line.start_x, bottom_right.y);
10639 builder.line_to(bottom_left + curve_width);
10640 if self.corner_radius > Pixels::ZERO {
10641 builder.curve_to(bottom_left - curve_height, bottom_left);
10642 }
10643 }
10644 }
10645
10646 if first_line.start_x > last_line.start_x {
10647 let curve_width = curve_width(last_line.start_x, first_line.start_x);
10648 let second_top_left = point(last_line.start_x, start_y + self.line_height);
10649 builder.line_to(second_top_left + curve_height);
10650 if self.corner_radius > Pixels::ZERO {
10651 builder.curve_to(second_top_left + curve_width, second_top_left);
10652 }
10653 let first_bottom_left = point(first_line.start_x, second_top_left.y);
10654 builder.line_to(first_bottom_left - curve_width);
10655 if self.corner_radius > Pixels::ZERO {
10656 builder.curve_to(first_bottom_left - curve_height, first_bottom_left);
10657 }
10658 }
10659
10660 builder.line_to(first_top_left + curve_height);
10661 if self.corner_radius > Pixels::ZERO {
10662 builder.curve_to(first_top_left + top_curve_width, first_top_left);
10663 }
10664 builder.line_to(first_top_right - top_curve_width);
10665
10666 if let Ok(path) = builder.build() {
10667 window.paint_path(path, self.color);
10668 }
10669 }
10670}
10671
10672enum CursorPopoverType {
10673 CodeContextMenu,
10674 EditPrediction,
10675}
10676
10677pub fn scale_vertical_mouse_autoscroll_delta(delta: Pixels) -> f32 {
10678 (delta.pow(1.2) / 100.0).min(px(3.0)).into()
10679}
10680
10681fn scale_horizontal_mouse_autoscroll_delta(delta: Pixels) -> f32 {
10682 (delta.pow(1.2) / 300.0).into()
10683}
10684
10685pub fn register_action<T: Action>(
10686 editor: &Entity<Editor>,
10687 window: &mut Window,
10688 listener: impl Fn(&mut Editor, &T, &mut Window, &mut Context<Editor>) + 'static,
10689) {
10690 let editor = editor.clone();
10691 window.on_action(TypeId::of::<T>(), move |action, phase, window, cx| {
10692 let action = action.downcast_ref().unwrap();
10693 if phase == DispatchPhase::Bubble {
10694 editor.update(cx, |editor, cx| {
10695 listener(editor, action, window, cx);
10696 })
10697 }
10698 })
10699}
10700
10701fn compute_auto_height_layout(
10702 editor: &mut Editor,
10703 min_lines: usize,
10704 max_lines: Option<usize>,
10705 max_line_number_width: Pixels,
10706 known_dimensions: Size<Option<Pixels>>,
10707 available_width: AvailableSpace,
10708 window: &mut Window,
10709 cx: &mut Context<Editor>,
10710) -> Option<Size<Pixels>> {
10711 let width = known_dimensions.width.or({
10712 if let AvailableSpace::Definite(available_width) = available_width {
10713 Some(available_width)
10714 } else {
10715 None
10716 }
10717 })?;
10718 if let Some(height) = known_dimensions.height {
10719 return Some(size(width, height));
10720 }
10721
10722 let style = editor.style.as_ref().unwrap();
10723 let font_id = window.text_system().resolve_font(&style.text.font());
10724 let font_size = style.text.font_size.to_pixels(window.rem_size());
10725 let line_height = style.text.line_height_in_pixels(window.rem_size());
10726 let em_width = window.text_system().em_width(font_id, font_size).unwrap();
10727
10728 let mut snapshot = editor.snapshot(window, cx);
10729 let gutter_dimensions = snapshot
10730 .gutter_dimensions(font_id, font_size, max_line_number_width, cx)
10731 .or_else(|| {
10732 editor
10733 .offset_content
10734 .then(|| GutterDimensions::default_with_margin(font_id, font_size, cx))
10735 })
10736 .unwrap_or_default();
10737
10738 editor.gutter_dimensions = gutter_dimensions;
10739 let text_width = width - gutter_dimensions.width;
10740 let overscroll = size(em_width, px(0.));
10741
10742 let editor_width = text_width - gutter_dimensions.margin - overscroll.width - em_width;
10743 if !matches!(editor.soft_wrap_mode(cx), SoftWrap::None)
10744 && editor.set_wrap_width(Some(editor_width), cx)
10745 {
10746 snapshot = editor.snapshot(window, cx);
10747 }
10748
10749 let scroll_height = (snapshot.max_point().row().next_row().0 as f32) * line_height;
10750
10751 let min_height = line_height * min_lines as f32;
10752 let content_height = scroll_height.max(min_height);
10753
10754 let final_height = if let Some(max_lines) = max_lines {
10755 let max_height = line_height * max_lines as f32;
10756 content_height.min(max_height)
10757 } else {
10758 content_height
10759 };
10760
10761 Some(size(width, final_height))
10762}
10763
10764#[cfg(test)]
10765mod tests {
10766 use super::*;
10767 use crate::{
10768 Editor, MultiBuffer, SelectionEffects,
10769 display_map::{BlockPlacement, BlockProperties},
10770 editor_tests::{init_test, update_test_language_settings},
10771 };
10772 use gpui::{TestAppContext, VisualTestContext};
10773 use language::language_settings;
10774 use log::info;
10775 use std::num::NonZeroU32;
10776 use util::test::sample_text;
10777
10778 #[gpui::test]
10779 async fn test_soft_wrap_editor_width_auto_height_editor(cx: &mut TestAppContext) {
10780 init_test(cx, |_| {});
10781
10782 let window = cx.add_window(|window, cx| {
10783 let buffer = MultiBuffer::build_simple(&"a ".to_string().repeat(100), cx);
10784 let mut editor = Editor::new(
10785 EditorMode::AutoHeight {
10786 min_lines: 1,
10787 max_lines: None,
10788 },
10789 buffer,
10790 None,
10791 window,
10792 cx,
10793 );
10794 editor.set_soft_wrap_mode(language_settings::SoftWrap::EditorWidth, cx);
10795 editor
10796 });
10797 let cx = &mut VisualTestContext::from_window(*window, cx);
10798 let editor = window.root(cx).unwrap();
10799 let style = cx.update(|_, cx| editor.read(cx).style().unwrap().clone());
10800
10801 for x in 1..=100 {
10802 let (_, state) = cx.draw(
10803 Default::default(),
10804 size(px(200. + 0.13 * x as f32), px(500.)),
10805 |_, _| EditorElement::new(&editor, style.clone()),
10806 );
10807
10808 assert!(
10809 state.position_map.scroll_max.x == 0.,
10810 "Soft wrapped editor should have no horizontal scrolling!"
10811 );
10812 }
10813 }
10814
10815 #[gpui::test]
10816 async fn test_soft_wrap_editor_width_full_editor(cx: &mut TestAppContext) {
10817 init_test(cx, |_| {});
10818
10819 let window = cx.add_window(|window, cx| {
10820 let buffer = MultiBuffer::build_simple(&"a ".to_string().repeat(100), cx);
10821 let mut editor = Editor::new(EditorMode::full(), buffer, None, window, cx);
10822 editor.set_soft_wrap_mode(language_settings::SoftWrap::EditorWidth, cx);
10823 editor
10824 });
10825 let cx = &mut VisualTestContext::from_window(*window, cx);
10826 let editor = window.root(cx).unwrap();
10827 let style = cx.update(|_, cx| editor.read(cx).style().unwrap().clone());
10828
10829 for x in 1..=100 {
10830 let (_, state) = cx.draw(
10831 Default::default(),
10832 size(px(200. + 0.13 * x as f32), px(500.)),
10833 |_, _| EditorElement::new(&editor, style.clone()),
10834 );
10835
10836 assert!(
10837 state.position_map.scroll_max.x == 0.,
10838 "Soft wrapped editor should have no horizontal scrolling!"
10839 );
10840 }
10841 }
10842
10843 #[gpui::test]
10844 fn test_shape_line_numbers(cx: &mut TestAppContext) {
10845 init_test(cx, |_| {});
10846 let window = cx.add_window(|window, cx| {
10847 let buffer = MultiBuffer::build_simple(&sample_text(6, 6, 'a'), cx);
10848 Editor::new(EditorMode::full(), buffer, None, window, cx)
10849 });
10850
10851 let editor = window.root(cx).unwrap();
10852 let style = cx.update(|cx| editor.read(cx).style().unwrap().clone());
10853 let line_height = window
10854 .update(cx, |_, window, _| {
10855 style.text.line_height_in_pixels(window.rem_size())
10856 })
10857 .unwrap();
10858 let element = EditorElement::new(&editor, style);
10859 let snapshot = window
10860 .update(cx, |editor, window, cx| editor.snapshot(window, cx))
10861 .unwrap();
10862
10863 let layouts = cx
10864 .update_window(*window, |_, window, cx| {
10865 element.layout_line_numbers(
10866 None,
10867 GutterDimensions {
10868 left_padding: Pixels::ZERO,
10869 right_padding: Pixels::ZERO,
10870 width: px(30.0),
10871 margin: Pixels::ZERO,
10872 git_blame_entries_width: None,
10873 },
10874 line_height,
10875 gpui::Point::default(),
10876 DisplayRow(0)..DisplayRow(6),
10877 &(0..6)
10878 .map(|row| RowInfo {
10879 buffer_row: Some(row),
10880 ..Default::default()
10881 })
10882 .collect::<Vec<_>>(),
10883 &BTreeMap::default(),
10884 Some(DisplayPoint::new(DisplayRow(0), 0)),
10885 &snapshot,
10886 window,
10887 cx,
10888 )
10889 })
10890 .unwrap();
10891 assert_eq!(layouts.len(), 6);
10892
10893 let relative_rows = window
10894 .update(cx, |editor, window, cx| {
10895 let snapshot = editor.snapshot(window, cx);
10896 element.calculate_relative_line_numbers(
10897 &snapshot,
10898 &(DisplayRow(0)..DisplayRow(6)),
10899 Some(DisplayRow(3)),
10900 false,
10901 )
10902 })
10903 .unwrap();
10904 assert_eq!(relative_rows[&DisplayRow(0)], 3);
10905 assert_eq!(relative_rows[&DisplayRow(1)], 2);
10906 assert_eq!(relative_rows[&DisplayRow(2)], 1);
10907 // current line has no relative number
10908 assert_eq!(relative_rows[&DisplayRow(4)], 1);
10909 assert_eq!(relative_rows[&DisplayRow(5)], 2);
10910
10911 // works if cursor is before screen
10912 let relative_rows = window
10913 .update(cx, |editor, window, cx| {
10914 let snapshot = editor.snapshot(window, cx);
10915 element.calculate_relative_line_numbers(
10916 &snapshot,
10917 &(DisplayRow(3)..DisplayRow(6)),
10918 Some(DisplayRow(1)),
10919 false,
10920 )
10921 })
10922 .unwrap();
10923 assert_eq!(relative_rows.len(), 3);
10924 assert_eq!(relative_rows[&DisplayRow(3)], 2);
10925 assert_eq!(relative_rows[&DisplayRow(4)], 3);
10926 assert_eq!(relative_rows[&DisplayRow(5)], 4);
10927
10928 // works if cursor is after screen
10929 let relative_rows = window
10930 .update(cx, |editor, window, cx| {
10931 let snapshot = editor.snapshot(window, cx);
10932 element.calculate_relative_line_numbers(
10933 &snapshot,
10934 &(DisplayRow(0)..DisplayRow(3)),
10935 Some(DisplayRow(6)),
10936 false,
10937 )
10938 })
10939 .unwrap();
10940 assert_eq!(relative_rows.len(), 3);
10941 assert_eq!(relative_rows[&DisplayRow(0)], 5);
10942 assert_eq!(relative_rows[&DisplayRow(1)], 4);
10943 assert_eq!(relative_rows[&DisplayRow(2)], 3);
10944 }
10945
10946 #[gpui::test]
10947 fn test_shape_line_numbers_wrapping(cx: &mut TestAppContext) {
10948 init_test(cx, |_| {});
10949 let window = cx.add_window(|window, cx| {
10950 let buffer = MultiBuffer::build_simple(&sample_text(6, 6, 'a'), cx);
10951 Editor::new(EditorMode::full(), buffer, None, window, cx)
10952 });
10953
10954 update_test_language_settings(cx, |s| {
10955 s.defaults.preferred_line_length = Some(5 as u32);
10956 s.defaults.soft_wrap = Some(language_settings::SoftWrap::PreferredLineLength);
10957 });
10958
10959 let editor = window.root(cx).unwrap();
10960 let style = cx.update(|cx| editor.read(cx).style().unwrap().clone());
10961 let line_height = window
10962 .update(cx, |_, window, _| {
10963 style.text.line_height_in_pixels(window.rem_size())
10964 })
10965 .unwrap();
10966 let element = EditorElement::new(&editor, style);
10967 let snapshot = window
10968 .update(cx, |editor, window, cx| editor.snapshot(window, cx))
10969 .unwrap();
10970
10971 let layouts = cx
10972 .update_window(*window, |_, window, cx| {
10973 element.layout_line_numbers(
10974 None,
10975 GutterDimensions {
10976 left_padding: Pixels::ZERO,
10977 right_padding: Pixels::ZERO,
10978 width: px(30.0),
10979 margin: Pixels::ZERO,
10980 git_blame_entries_width: None,
10981 },
10982 line_height,
10983 gpui::Point::default(),
10984 DisplayRow(0)..DisplayRow(6),
10985 &(0..6)
10986 .map(|row| RowInfo {
10987 buffer_row: Some(row),
10988 ..Default::default()
10989 })
10990 .collect::<Vec<_>>(),
10991 &BTreeMap::default(),
10992 Some(DisplayPoint::new(DisplayRow(0), 0)),
10993 &snapshot,
10994 window,
10995 cx,
10996 )
10997 })
10998 .unwrap();
10999 assert_eq!(layouts.len(), 6);
11000
11001 let relative_rows = window
11002 .update(cx, |editor, window, cx| {
11003 let snapshot = editor.snapshot(window, cx);
11004 element.calculate_relative_line_numbers(
11005 &snapshot,
11006 &(DisplayRow(0)..DisplayRow(6)),
11007 Some(DisplayRow(3)),
11008 true,
11009 )
11010 })
11011 .unwrap();
11012 dbg!(&relative_rows);
11013 assert_eq!(relative_rows[&DisplayRow(0)], 3);
11014 assert_eq!(relative_rows[&DisplayRow(1)], 2);
11015 assert_eq!(relative_rows[&DisplayRow(2)], 1);
11016 // current line has no relative number
11017 assert_eq!(relative_rows[&DisplayRow(4)], 1);
11018 assert_eq!(relative_rows[&DisplayRow(5)], 2);
11019 }
11020
11021 #[gpui::test]
11022 async fn test_vim_visual_selections(cx: &mut TestAppContext) {
11023 init_test(cx, |_| {});
11024
11025 let window = cx.add_window(|window, cx| {
11026 let buffer = MultiBuffer::build_simple(&(sample_text(6, 6, 'a') + "\n"), cx);
11027 Editor::new(EditorMode::full(), buffer, None, window, cx)
11028 });
11029 let cx = &mut VisualTestContext::from_window(*window, cx);
11030 let editor = window.root(cx).unwrap();
11031 let style = cx.update(|_, cx| editor.read(cx).style().unwrap().clone());
11032
11033 window
11034 .update(cx, |editor, window, cx| {
11035 editor.cursor_shape = CursorShape::Block;
11036 editor.change_selections(SelectionEffects::no_scroll(), window, cx, |s| {
11037 s.select_ranges([
11038 Point::new(0, 0)..Point::new(1, 0),
11039 Point::new(3, 2)..Point::new(3, 3),
11040 Point::new(5, 6)..Point::new(6, 0),
11041 ]);
11042 });
11043 })
11044 .unwrap();
11045
11046 let (_, state) = cx.draw(
11047 point(px(500.), px(500.)),
11048 size(px(500.), px(500.)),
11049 |_, _| EditorElement::new(&editor, style),
11050 );
11051
11052 assert_eq!(state.selections.len(), 1);
11053 let local_selections = &state.selections[0].1;
11054 assert_eq!(local_selections.len(), 3);
11055 // moves cursor back one line
11056 assert_eq!(
11057 local_selections[0].head,
11058 DisplayPoint::new(DisplayRow(0), 6)
11059 );
11060 assert_eq!(
11061 local_selections[0].range,
11062 DisplayPoint::new(DisplayRow(0), 0)..DisplayPoint::new(DisplayRow(1), 0)
11063 );
11064
11065 // moves cursor back one column
11066 assert_eq!(
11067 local_selections[1].range,
11068 DisplayPoint::new(DisplayRow(3), 2)..DisplayPoint::new(DisplayRow(3), 3)
11069 );
11070 assert_eq!(
11071 local_selections[1].head,
11072 DisplayPoint::new(DisplayRow(3), 2)
11073 );
11074
11075 // leaves cursor on the max point
11076 assert_eq!(
11077 local_selections[2].range,
11078 DisplayPoint::new(DisplayRow(5), 6)..DisplayPoint::new(DisplayRow(6), 0)
11079 );
11080 assert_eq!(
11081 local_selections[2].head,
11082 DisplayPoint::new(DisplayRow(6), 0)
11083 );
11084
11085 // active lines does not include 1 (even though the range of the selection does)
11086 assert_eq!(
11087 state.active_rows.keys().cloned().collect::<Vec<_>>(),
11088 vec![DisplayRow(0), DisplayRow(3), DisplayRow(5), DisplayRow(6)]
11089 );
11090 }
11091
11092 #[gpui::test]
11093 fn test_layout_with_placeholder_text_and_blocks(cx: &mut TestAppContext) {
11094 init_test(cx, |_| {});
11095
11096 let window = cx.add_window(|window, cx| {
11097 let buffer = MultiBuffer::build_simple("", cx);
11098 Editor::new(EditorMode::full(), buffer, None, window, cx)
11099 });
11100 let cx = &mut VisualTestContext::from_window(*window, cx);
11101 let editor = window.root(cx).unwrap();
11102 let style = cx.update(|_, cx| editor.read(cx).style().unwrap().clone());
11103 window
11104 .update(cx, |editor, window, cx| {
11105 editor.set_placeholder_text("hello", window, cx);
11106 editor.insert_blocks(
11107 [BlockProperties {
11108 style: BlockStyle::Fixed,
11109 placement: BlockPlacement::Above(Anchor::min()),
11110 height: Some(3),
11111 render: Arc::new(|cx| div().h(3. * cx.window.line_height()).into_any()),
11112 priority: 0,
11113 }],
11114 None,
11115 cx,
11116 );
11117
11118 // Blur the editor so that it displays placeholder text.
11119 window.blur();
11120 })
11121 .unwrap();
11122
11123 let (_, state) = cx.draw(
11124 point(px(500.), px(500.)),
11125 size(px(500.), px(500.)),
11126 |_, _| EditorElement::new(&editor, style),
11127 );
11128 assert_eq!(state.position_map.line_layouts.len(), 4);
11129 assert_eq!(state.line_numbers.len(), 1);
11130 assert_eq!(
11131 state
11132 .line_numbers
11133 .get(&MultiBufferRow(0))
11134 .map(|line_number| line_number.shaped_line.text.as_ref()),
11135 Some("1")
11136 );
11137 }
11138
11139 #[gpui::test]
11140 fn test_all_invisibles_drawing(cx: &mut TestAppContext) {
11141 const TAB_SIZE: u32 = 4;
11142
11143 let input_text = "\t \t|\t| a b";
11144 let expected_invisibles = vec![
11145 Invisible::Tab {
11146 line_start_offset: 0,
11147 line_end_offset: TAB_SIZE as usize,
11148 },
11149 Invisible::Whitespace {
11150 line_offset: TAB_SIZE as usize,
11151 },
11152 Invisible::Tab {
11153 line_start_offset: TAB_SIZE as usize + 1,
11154 line_end_offset: TAB_SIZE as usize * 2,
11155 },
11156 Invisible::Tab {
11157 line_start_offset: TAB_SIZE as usize * 2 + 1,
11158 line_end_offset: TAB_SIZE as usize * 3,
11159 },
11160 Invisible::Whitespace {
11161 line_offset: TAB_SIZE as usize * 3 + 1,
11162 },
11163 Invisible::Whitespace {
11164 line_offset: TAB_SIZE as usize * 3 + 3,
11165 },
11166 ];
11167 assert_eq!(
11168 expected_invisibles.len(),
11169 input_text
11170 .chars()
11171 .filter(|initial_char| initial_char.is_whitespace())
11172 .count(),
11173 "Hardcoded expected invisibles differ from the actual ones in '{input_text}'"
11174 );
11175
11176 for show_line_numbers in [true, false] {
11177 init_test(cx, |s| {
11178 s.defaults.show_whitespaces = Some(ShowWhitespaceSetting::All);
11179 s.defaults.tab_size = NonZeroU32::new(TAB_SIZE);
11180 });
11181
11182 let actual_invisibles = collect_invisibles_from_new_editor(
11183 cx,
11184 EditorMode::full(),
11185 input_text,
11186 px(500.0),
11187 show_line_numbers,
11188 );
11189
11190 assert_eq!(expected_invisibles, actual_invisibles);
11191 }
11192 }
11193
11194 #[gpui::test]
11195 fn test_invisibles_dont_appear_in_certain_editors(cx: &mut TestAppContext) {
11196 init_test(cx, |s| {
11197 s.defaults.show_whitespaces = Some(ShowWhitespaceSetting::All);
11198 s.defaults.tab_size = NonZeroU32::new(4);
11199 });
11200
11201 for editor_mode_without_invisibles in [
11202 EditorMode::SingleLine,
11203 EditorMode::AutoHeight {
11204 min_lines: 1,
11205 max_lines: Some(100),
11206 },
11207 ] {
11208 for show_line_numbers in [true, false] {
11209 let invisibles = collect_invisibles_from_new_editor(
11210 cx,
11211 editor_mode_without_invisibles.clone(),
11212 "\t\t\t| | a b",
11213 px(500.0),
11214 show_line_numbers,
11215 );
11216 assert!(
11217 invisibles.is_empty(),
11218 "For editor mode {editor_mode_without_invisibles:?} no invisibles was expected but got {invisibles:?}"
11219 );
11220 }
11221 }
11222 }
11223
11224 #[gpui::test]
11225 fn test_wrapped_invisibles_drawing(cx: &mut TestAppContext) {
11226 let tab_size = 4;
11227 let input_text = "a\tbcd ".repeat(9);
11228 let repeated_invisibles = [
11229 Invisible::Tab {
11230 line_start_offset: 1,
11231 line_end_offset: tab_size as usize,
11232 },
11233 Invisible::Whitespace {
11234 line_offset: tab_size as usize + 3,
11235 },
11236 Invisible::Whitespace {
11237 line_offset: tab_size as usize + 4,
11238 },
11239 Invisible::Whitespace {
11240 line_offset: tab_size as usize + 5,
11241 },
11242 Invisible::Whitespace {
11243 line_offset: tab_size as usize + 6,
11244 },
11245 Invisible::Whitespace {
11246 line_offset: tab_size as usize + 7,
11247 },
11248 ];
11249 let expected_invisibles = std::iter::once(repeated_invisibles)
11250 .cycle()
11251 .take(9)
11252 .flatten()
11253 .collect::<Vec<_>>();
11254 assert_eq!(
11255 expected_invisibles.len(),
11256 input_text
11257 .chars()
11258 .filter(|initial_char| initial_char.is_whitespace())
11259 .count(),
11260 "Hardcoded expected invisibles differ from the actual ones in '{input_text}'"
11261 );
11262 info!("Expected invisibles: {expected_invisibles:?}");
11263
11264 init_test(cx, |_| {});
11265
11266 // Put the same string with repeating whitespace pattern into editors of various size,
11267 // take deliberately small steps during resizing, to put all whitespace kinds near the wrap point.
11268 let resize_step = 10.0;
11269 let mut editor_width = 200.0;
11270 while editor_width <= 1000.0 {
11271 for show_line_numbers in [true, false] {
11272 update_test_language_settings(cx, |s| {
11273 s.defaults.tab_size = NonZeroU32::new(tab_size);
11274 s.defaults.show_whitespaces = Some(ShowWhitespaceSetting::All);
11275 s.defaults.preferred_line_length = Some(editor_width as u32);
11276 s.defaults.soft_wrap = Some(language_settings::SoftWrap::PreferredLineLength);
11277 });
11278
11279 let actual_invisibles = collect_invisibles_from_new_editor(
11280 cx,
11281 EditorMode::full(),
11282 &input_text,
11283 px(editor_width),
11284 show_line_numbers,
11285 );
11286
11287 // Whatever the editor size is, ensure it has the same invisible kinds in the same order
11288 // (no good guarantees about the offsets: wrapping could trigger padding and its tests should check the offsets).
11289 let mut i = 0;
11290 for (actual_index, actual_invisible) in actual_invisibles.iter().enumerate() {
11291 i = actual_index;
11292 match expected_invisibles.get(i) {
11293 Some(expected_invisible) => match (expected_invisible, actual_invisible) {
11294 (Invisible::Whitespace { .. }, Invisible::Whitespace { .. })
11295 | (Invisible::Tab { .. }, Invisible::Tab { .. }) => {}
11296 _ => {
11297 panic!(
11298 "At index {i}, expected invisible {expected_invisible:?} does not match actual {actual_invisible:?} by kind. Actual invisibles: {actual_invisibles:?}"
11299 )
11300 }
11301 },
11302 None => {
11303 panic!("Unexpected extra invisible {actual_invisible:?} at index {i}")
11304 }
11305 }
11306 }
11307 let missing_expected_invisibles = &expected_invisibles[i + 1..];
11308 assert!(
11309 missing_expected_invisibles.is_empty(),
11310 "Missing expected invisibles after index {i}: {missing_expected_invisibles:?}"
11311 );
11312
11313 editor_width += resize_step;
11314 }
11315 }
11316 }
11317
11318 fn collect_invisibles_from_new_editor(
11319 cx: &mut TestAppContext,
11320 editor_mode: EditorMode,
11321 input_text: &str,
11322 editor_width: Pixels,
11323 show_line_numbers: bool,
11324 ) -> Vec<Invisible> {
11325 info!(
11326 "Creating editor with mode {editor_mode:?}, width {}px and text '{input_text}'",
11327 f32::from(editor_width)
11328 );
11329 let window = cx.add_window(|window, cx| {
11330 let buffer = MultiBuffer::build_simple(input_text, cx);
11331 Editor::new(editor_mode, buffer, None, window, cx)
11332 });
11333 let cx = &mut VisualTestContext::from_window(*window, cx);
11334 let editor = window.root(cx).unwrap();
11335
11336 let style = cx.update(|_, cx| editor.read(cx).style().unwrap().clone());
11337 window
11338 .update(cx, |editor, _, cx| {
11339 editor.set_soft_wrap_mode(language_settings::SoftWrap::EditorWidth, cx);
11340 editor.set_wrap_width(Some(editor_width), cx);
11341 editor.set_show_line_numbers(show_line_numbers, cx);
11342 })
11343 .unwrap();
11344 let (_, state) = cx.draw(
11345 point(px(500.), px(500.)),
11346 size(px(500.), px(500.)),
11347 |_, _| EditorElement::new(&editor, style),
11348 );
11349 state
11350 .position_map
11351 .line_layouts
11352 .iter()
11353 .flat_map(|line_with_invisibles| &line_with_invisibles.invisibles)
11354 .cloned()
11355 .collect()
11356 }
11357
11358 #[gpui::test]
11359 fn test_merge_overlapping_ranges() {
11360 let base_bg = Hsla::white();
11361 let color1 = Hsla {
11362 h: 0.0,
11363 s: 0.5,
11364 l: 0.5,
11365 a: 0.5,
11366 };
11367 let color2 = Hsla {
11368 h: 120.0,
11369 s: 0.5,
11370 l: 0.5,
11371 a: 0.5,
11372 };
11373
11374 let display_point = |col| DisplayPoint::new(DisplayRow(0), col);
11375 let cols = |v: &Vec<(Range<DisplayPoint>, Hsla)>| -> Vec<(u32, u32)> {
11376 v.iter()
11377 .map(|(r, _)| (r.start.column(), r.end.column()))
11378 .collect()
11379 };
11380
11381 // Test overlapping ranges blend colors
11382 let overlapping = vec![
11383 (display_point(5)..display_point(15), color1),
11384 (display_point(10)..display_point(20), color2),
11385 ];
11386 let result = EditorElement::merge_overlapping_ranges(overlapping, base_bg);
11387 assert_eq!(cols(&result), vec![(5, 10), (10, 15), (15, 20)]);
11388
11389 // Test middle segment should have blended color
11390 let blended = Hsla::blend(Hsla::blend(base_bg, color1), color2);
11391 assert_eq!(result[1].1, blended);
11392
11393 // Test adjacent same-color ranges merge
11394 let adjacent_same = vec![
11395 (display_point(5)..display_point(10), color1),
11396 (display_point(10)..display_point(15), color1),
11397 ];
11398 let result = EditorElement::merge_overlapping_ranges(adjacent_same, base_bg);
11399 assert_eq!(cols(&result), vec![(5, 15)]);
11400
11401 // Test contained range splits
11402 let contained = vec![
11403 (display_point(5)..display_point(20), color1),
11404 (display_point(10)..display_point(15), color2),
11405 ];
11406 let result = EditorElement::merge_overlapping_ranges(contained, base_bg);
11407 assert_eq!(cols(&result), vec![(5, 10), (10, 15), (15, 20)]);
11408
11409 // Test multiple overlaps split at every boundary
11410 let color3 = Hsla {
11411 h: 240.0,
11412 s: 0.5,
11413 l: 0.5,
11414 a: 0.5,
11415 };
11416 let complex = vec![
11417 (display_point(5)..display_point(12), color1),
11418 (display_point(8)..display_point(16), color2),
11419 (display_point(10)..display_point(14), color3),
11420 ];
11421 let result = EditorElement::merge_overlapping_ranges(complex, base_bg);
11422 assert_eq!(
11423 cols(&result),
11424 vec![(5, 8), (8, 10), (10, 12), (12, 14), (14, 16)]
11425 );
11426 }
11427
11428 #[gpui::test]
11429 fn test_bg_segments_per_row() {
11430 let base_bg = Hsla::white();
11431
11432 // Case A: selection spans three display rows: row 1 [5, end), full row 2, row 3 [0, 7)
11433 {
11434 let selection_color = Hsla {
11435 h: 200.0,
11436 s: 0.5,
11437 l: 0.5,
11438 a: 0.5,
11439 };
11440 let player_color = PlayerColor {
11441 cursor: selection_color,
11442 background: selection_color,
11443 selection: selection_color,
11444 };
11445
11446 let spanning_selection = SelectionLayout {
11447 head: DisplayPoint::new(DisplayRow(3), 7),
11448 cursor_shape: CursorShape::Bar,
11449 is_newest: true,
11450 is_local: true,
11451 range: DisplayPoint::new(DisplayRow(1), 5)..DisplayPoint::new(DisplayRow(3), 7),
11452 active_rows: DisplayRow(1)..DisplayRow(4),
11453 user_name: None,
11454 };
11455
11456 let selections = vec![(player_color, vec![spanning_selection])];
11457 let result = EditorElement::bg_segments_per_row(
11458 DisplayRow(0)..DisplayRow(5),
11459 &selections,
11460 &[],
11461 base_bg,
11462 );
11463
11464 assert_eq!(result.len(), 5);
11465 assert!(result[0].is_empty());
11466 assert_eq!(result[1].len(), 1);
11467 assert_eq!(result[2].len(), 1);
11468 assert_eq!(result[3].len(), 1);
11469 assert!(result[4].is_empty());
11470
11471 assert_eq!(result[1][0].0.start, DisplayPoint::new(DisplayRow(1), 5));
11472 assert_eq!(result[1][0].0.end.row(), DisplayRow(1));
11473 assert_eq!(result[1][0].0.end.column(), u32::MAX);
11474 assert_eq!(result[2][0].0.start, DisplayPoint::new(DisplayRow(2), 0));
11475 assert_eq!(result[2][0].0.end.row(), DisplayRow(2));
11476 assert_eq!(result[2][0].0.end.column(), u32::MAX);
11477 assert_eq!(result[3][0].0.start, DisplayPoint::new(DisplayRow(3), 0));
11478 assert_eq!(result[3][0].0.end, DisplayPoint::new(DisplayRow(3), 7));
11479 }
11480
11481 // Case B: selection ends exactly at the start of row 3, excluding row 3
11482 {
11483 let selection_color = Hsla {
11484 h: 120.0,
11485 s: 0.5,
11486 l: 0.5,
11487 a: 0.5,
11488 };
11489 let player_color = PlayerColor {
11490 cursor: selection_color,
11491 background: selection_color,
11492 selection: selection_color,
11493 };
11494
11495 let selection = SelectionLayout {
11496 head: DisplayPoint::new(DisplayRow(2), 0),
11497 cursor_shape: CursorShape::Bar,
11498 is_newest: true,
11499 is_local: true,
11500 range: DisplayPoint::new(DisplayRow(1), 5)..DisplayPoint::new(DisplayRow(3), 0),
11501 active_rows: DisplayRow(1)..DisplayRow(3),
11502 user_name: None,
11503 };
11504
11505 let selections = vec![(player_color, vec![selection])];
11506 let result = EditorElement::bg_segments_per_row(
11507 DisplayRow(0)..DisplayRow(4),
11508 &selections,
11509 &[],
11510 base_bg,
11511 );
11512
11513 assert_eq!(result.len(), 4);
11514 assert!(result[0].is_empty());
11515 assert_eq!(result[1].len(), 1);
11516 assert_eq!(result[2].len(), 1);
11517 assert!(result[3].is_empty());
11518
11519 assert_eq!(result[1][0].0.start, DisplayPoint::new(DisplayRow(1), 5));
11520 assert_eq!(result[1][0].0.end.row(), DisplayRow(1));
11521 assert_eq!(result[1][0].0.end.column(), u32::MAX);
11522 assert_eq!(result[2][0].0.start, DisplayPoint::new(DisplayRow(2), 0));
11523 assert_eq!(result[2][0].0.end.row(), DisplayRow(2));
11524 assert_eq!(result[2][0].0.end.column(), u32::MAX);
11525 }
11526 }
11527
11528 #[cfg(test)]
11529 fn generate_test_run(len: usize, color: Hsla) -> TextRun {
11530 TextRun {
11531 len,
11532 font: gpui::font(".SystemUIFont"),
11533 color,
11534 background_color: None,
11535 underline: None,
11536 strikethrough: None,
11537 }
11538 }
11539
11540 #[gpui::test]
11541 fn test_split_runs_by_bg_segments(cx: &mut gpui::TestAppContext) {
11542 init_test(cx, |_| {});
11543
11544 let dx = |start: u32, end: u32| {
11545 DisplayPoint::new(DisplayRow(0), start)..DisplayPoint::new(DisplayRow(0), end)
11546 };
11547
11548 let text_color = Hsla {
11549 h: 210.0,
11550 s: 0.1,
11551 l: 0.4,
11552 a: 1.0,
11553 };
11554 let bg_1 = Hsla {
11555 h: 30.0,
11556 s: 0.6,
11557 l: 0.8,
11558 a: 1.0,
11559 };
11560 let bg_2 = Hsla {
11561 h: 200.0,
11562 s: 0.6,
11563 l: 0.2,
11564 a: 1.0,
11565 };
11566 let min_contrast = 45.0;
11567 let adjusted_bg1 = ensure_minimum_contrast(text_color, bg_1, min_contrast);
11568 let adjusted_bg2 = ensure_minimum_contrast(text_color, bg_2, min_contrast);
11569
11570 // Case A: single run; disjoint segments inside the run
11571 {
11572 let runs = vec![generate_test_run(20, text_color)];
11573 let segs = vec![(dx(5, 10), bg_1), (dx(12, 16), bg_2)];
11574 let out = LineWithInvisibles::split_runs_by_bg_segments(&runs, &segs, min_contrast, 0);
11575 // Expected slices: [0,5) [5,10) [10,12) [12,16) [16,20)
11576 assert_eq!(
11577 out.iter().map(|r| r.len).collect::<Vec<_>>(),
11578 vec![5, 5, 2, 4, 4]
11579 );
11580 assert_eq!(out[0].color, text_color);
11581 assert_eq!(out[1].color, adjusted_bg1);
11582 assert_eq!(out[2].color, text_color);
11583 assert_eq!(out[3].color, adjusted_bg2);
11584 assert_eq!(out[4].color, text_color);
11585 }
11586
11587 // Case B: multiple runs; segment extends to end of line (u32::MAX)
11588 {
11589 let runs = vec![
11590 generate_test_run(8, text_color),
11591 generate_test_run(7, text_color),
11592 ];
11593 let segs = vec![(dx(6, u32::MAX), bg_1)];
11594 let out = LineWithInvisibles::split_runs_by_bg_segments(&runs, &segs, min_contrast, 0);
11595 // Expected slices across runs: [0,6) [6,8) | [0,7)
11596 assert_eq!(out.iter().map(|r| r.len).collect::<Vec<_>>(), vec![6, 2, 7]);
11597 assert_eq!(out[0].color, text_color);
11598 assert_eq!(out[1].color, adjusted_bg1);
11599 assert_eq!(out[2].color, adjusted_bg1);
11600 }
11601
11602 // Case C: multi-byte characters
11603 {
11604 // for text: "Hello π δΈη!"
11605 let runs = vec![
11606 generate_test_run(5, text_color), // "Hello"
11607 generate_test_run(6, text_color), // " π "
11608 generate_test_run(6, text_color), // "δΈη"
11609 generate_test_run(1, text_color), // "!"
11610 ];
11611 // selecting "π δΈ"
11612 let segs = vec![(dx(6, 14), bg_1)];
11613 let out = LineWithInvisibles::split_runs_by_bg_segments(&runs, &segs, min_contrast, 0);
11614 // "Hello" | " " | "π " | "δΈ" | "η" | "!"
11615 assert_eq!(
11616 out.iter().map(|r| r.len).collect::<Vec<_>>(),
11617 vec![5, 1, 5, 3, 3, 1]
11618 );
11619 assert_eq!(out[0].color, text_color); // "Hello"
11620 assert_eq!(out[2].color, adjusted_bg1); // "π "
11621 assert_eq!(out[3].color, adjusted_bg1); // "δΈ"
11622 assert_eq!(out[4].color, text_color); // "η"
11623 assert_eq!(out[5].color, text_color); // "!"
11624 }
11625
11626 // Case D: split multiple consecutive text runs with segments
11627 {
11628 let segs = vec![
11629 (dx(2, 4), bg_1), // selecting "cd"
11630 (dx(4, 8), bg_2), // selecting "efgh"
11631 (dx(9, 11), bg_1), // selecting "jk"
11632 (dx(12, 16), bg_2), // selecting "mnop"
11633 (dx(18, 19), bg_1), // selecting "s"
11634 ];
11635
11636 // for text: "abcdef"
11637 let runs = vec![
11638 generate_test_run(2, text_color), // ab
11639 generate_test_run(4, text_color), // cdef
11640 ];
11641 let out = LineWithInvisibles::split_runs_by_bg_segments(&runs, &segs, min_contrast, 0);
11642 // new splits "ab", "cd", "ef"
11643 assert_eq!(out.iter().map(|r| r.len).collect::<Vec<_>>(), vec![2, 2, 2]);
11644 assert_eq!(out[0].color, text_color);
11645 assert_eq!(out[1].color, adjusted_bg1);
11646 assert_eq!(out[2].color, adjusted_bg2);
11647
11648 // for text: "ghijklmn"
11649 let runs = vec![
11650 generate_test_run(3, text_color), // ghi
11651 generate_test_run(2, text_color), // jk
11652 generate_test_run(3, text_color), // lmn
11653 ];
11654 let out = LineWithInvisibles::split_runs_by_bg_segments(&runs, &segs, min_contrast, 6); // 2 + 4 from first run
11655 // new splits "gh", "i", "jk", "l", "mn"
11656 assert_eq!(
11657 out.iter().map(|r| r.len).collect::<Vec<_>>(),
11658 vec![2, 1, 2, 1, 2]
11659 );
11660 assert_eq!(out[0].color, adjusted_bg2);
11661 assert_eq!(out[1].color, text_color);
11662 assert_eq!(out[2].color, adjusted_bg1);
11663 assert_eq!(out[3].color, text_color);
11664 assert_eq!(out[4].color, adjusted_bg2);
11665
11666 // for text: "opqrs"
11667 let runs = vec![
11668 generate_test_run(1, text_color), // o
11669 generate_test_run(4, text_color), // pqrs
11670 ];
11671 let out = LineWithInvisibles::split_runs_by_bg_segments(&runs, &segs, min_contrast, 14); // 6 + 3 + 2 + 3 from first two runs
11672 // new splits "o", "p", "qr", "s"
11673 assert_eq!(
11674 out.iter().map(|r| r.len).collect::<Vec<_>>(),
11675 vec![1, 1, 2, 1]
11676 );
11677 assert_eq!(out[0].color, adjusted_bg2);
11678 assert_eq!(out[1].color, adjusted_bg2);
11679 assert_eq!(out[2].color, text_color);
11680 assert_eq!(out[3].color, adjusted_bg1);
11681 }
11682 }
11683}