1use crate::{
2 CloseWindow, NewFile, NewTerminal, OpenInTerminal, OpenOptions, OpenTerminal, OpenVisible,
3 SplitDirection, ToggleFileFinder, ToggleProjectSymbols, ToggleZoom, Workspace,
4 WorkspaceItemBuilder,
5 invalid_item_view::InvalidItemView,
6 item::{
7 ActivateOnClose, ClosePosition, Item, ItemBufferKind, ItemHandle, ItemSettings,
8 PreviewTabsSettings, ProjectItemKind, SaveOptions, ShowCloseButton, ShowDiagnostics,
9 TabContentParams, TabTooltipContent, WeakItemHandle,
10 },
11 move_item,
12 notifications::NotifyResultExt,
13 toolbar::Toolbar,
14 workspace_settings::{AutosaveSetting, TabBarSettings, WorkspaceSettings},
15};
16use anyhow::Result;
17use collections::{BTreeSet, HashMap, HashSet, VecDeque};
18use futures::{StreamExt, stream::FuturesUnordered};
19use gpui::{
20 Action, AnyElement, App, AsyncWindowContext, ClickEvent, ClipboardItem, Context, Corner, Div,
21 DragMoveEvent, Entity, EntityId, EventEmitter, ExternalPaths, FocusHandle, FocusOutEvent,
22 Focusable, IsZero, KeyContext, MouseButton, MouseDownEvent, NavigationDirection, Pixels, Point,
23 PromptLevel, Render, ScrollHandle, Subscription, Task, WeakEntity, WeakFocusHandle, Window,
24 actions, anchored, deferred, prelude::*,
25};
26use itertools::Itertools;
27use language::DiagnosticSeverity;
28use parking_lot::Mutex;
29use project::{DirectoryLister, Project, ProjectEntryId, ProjectPath, WorktreeId};
30use schemars::JsonSchema;
31use serde::Deserialize;
32use settings::{Settings, SettingsStore};
33use std::{
34 any::Any,
35 cmp, fmt, mem,
36 num::NonZeroUsize,
37 ops::ControlFlow,
38 path::PathBuf,
39 rc::Rc,
40 sync::{
41 Arc,
42 atomic::{AtomicUsize, Ordering},
43 },
44 time::Duration,
45};
46use theme::ThemeSettings;
47use ui::{
48 ButtonSize, Color, ContextMenu, ContextMenuEntry, ContextMenuItem, DecoratedIcon, IconButton,
49 IconButtonShape, IconDecoration, IconDecorationKind, IconName, IconSize, Indicator, Label,
50 PopoverMenu, PopoverMenuHandle, Tab, TabBar, TabPosition, Tooltip, prelude::*,
51 right_click_menu,
52};
53use util::{ResultExt, debug_panic, maybe, paths::PathStyle, truncate_and_remove_front};
54
55/// A selected entry in e.g. project panel.
56#[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
57pub struct SelectedEntry {
58 pub worktree_id: WorktreeId,
59 pub entry_id: ProjectEntryId,
60}
61
62/// A group of selected entries from project panel.
63#[derive(Debug)]
64pub struct DraggedSelection {
65 pub active_selection: SelectedEntry,
66 pub marked_selections: Arc<[SelectedEntry]>,
67}
68
69impl DraggedSelection {
70 pub fn items<'a>(&'a self) -> Box<dyn Iterator<Item = &'a SelectedEntry> + 'a> {
71 if self.marked_selections.contains(&self.active_selection) {
72 Box::new(self.marked_selections.iter())
73 } else {
74 Box::new(std::iter::once(&self.active_selection))
75 }
76 }
77}
78
79#[derive(Clone, Copy, PartialEq, Debug, Deserialize, JsonSchema)]
80#[serde(rename_all = "snake_case")]
81pub enum SaveIntent {
82 /// write all files (even if unchanged)
83 /// prompt before overwriting on-disk changes
84 Save,
85 /// same as Save, but without auto formatting
86 SaveWithoutFormat,
87 /// write any files that have local changes
88 /// prompt before overwriting on-disk changes
89 SaveAll,
90 /// always prompt for a new path
91 SaveAs,
92 /// prompt "you have unsaved changes" before writing
93 Close,
94 /// write all dirty files, don't prompt on conflict
95 Overwrite,
96 /// skip all save-related behavior
97 Skip,
98}
99
100/// Activates a specific item in the pane by its index.
101#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
102#[action(namespace = pane)]
103pub struct ActivateItem(pub usize);
104
105/// Closes the currently active item in the pane.
106#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
107#[action(namespace = pane)]
108#[serde(deny_unknown_fields)]
109pub struct CloseActiveItem {
110 #[serde(default)]
111 pub save_intent: Option<SaveIntent>,
112 #[serde(default)]
113 pub close_pinned: bool,
114}
115
116/// Closes all inactive items in the pane.
117#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
118#[action(namespace = pane)]
119#[serde(deny_unknown_fields)]
120#[action(deprecated_aliases = ["pane::CloseInactiveItems"])]
121pub struct CloseOtherItems {
122 #[serde(default)]
123 pub save_intent: Option<SaveIntent>,
124 #[serde(default)]
125 pub close_pinned: bool,
126}
127
128/// Closes all multibuffers in the pane.
129#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
130#[action(namespace = pane)]
131#[serde(deny_unknown_fields)]
132pub struct CloseMultibufferItems {
133 #[serde(default)]
134 pub save_intent: Option<SaveIntent>,
135 #[serde(default)]
136 pub close_pinned: bool,
137}
138
139/// Closes all items in the pane.
140#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
141#[action(namespace = pane)]
142#[serde(deny_unknown_fields)]
143pub struct CloseAllItems {
144 #[serde(default)]
145 pub save_intent: Option<SaveIntent>,
146 #[serde(default)]
147 pub close_pinned: bool,
148}
149
150/// Closes all items that have no unsaved changes.
151#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
152#[action(namespace = pane)]
153#[serde(deny_unknown_fields)]
154pub struct CloseCleanItems {
155 #[serde(default)]
156 pub close_pinned: bool,
157}
158
159/// Closes all items to the right of the current item.
160#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
161#[action(namespace = pane)]
162#[serde(deny_unknown_fields)]
163pub struct CloseItemsToTheRight {
164 #[serde(default)]
165 pub close_pinned: bool,
166}
167
168/// Closes all items to the left of the current item.
169#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
170#[action(namespace = pane)]
171#[serde(deny_unknown_fields)]
172pub struct CloseItemsToTheLeft {
173 #[serde(default)]
174 pub close_pinned: bool,
175}
176
177/// Reveals the current item in the project panel.
178#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
179#[action(namespace = pane)]
180#[serde(deny_unknown_fields)]
181pub struct RevealInProjectPanel {
182 #[serde(skip)]
183 pub entry_id: Option<u64>,
184}
185
186/// Opens the search interface with the specified configuration.
187#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
188#[action(namespace = pane)]
189#[serde(deny_unknown_fields)]
190pub struct DeploySearch {
191 #[serde(default)]
192 pub replace_enabled: bool,
193 #[serde(default)]
194 pub included_files: Option<String>,
195 #[serde(default)]
196 pub excluded_files: Option<String>,
197}
198
199actions!(
200 pane,
201 [
202 /// Activates the previous item in the pane.
203 ActivatePreviousItem,
204 /// Activates the next item in the pane.
205 ActivateNextItem,
206 /// Activates the last item in the pane.
207 ActivateLastItem,
208 /// Switches to the alternate file.
209 AlternateFile,
210 /// Navigates back in history.
211 GoBack,
212 /// Navigates forward in history.
213 GoForward,
214 /// Navigates back in the tag stack.
215 GoToOlderTag,
216 /// Navigates forward in the tag stack.
217 GoToNewerTag,
218 /// Joins this pane into the next pane.
219 JoinIntoNext,
220 /// Joins all panes into one.
221 JoinAll,
222 /// Reopens the most recently closed item.
223 ReopenClosedItem,
224 /// Splits the pane to the left, cloning the current item.
225 SplitLeft,
226 /// Splits the pane upward, cloning the current item.
227 SplitUp,
228 /// Splits the pane to the right, cloning the current item.
229 SplitRight,
230 /// Splits the pane downward, cloning the current item.
231 SplitDown,
232 /// Splits the pane to the left, moving the current item.
233 SplitAndMoveLeft,
234 /// Splits the pane upward, moving the current item.
235 SplitAndMoveUp,
236 /// Splits the pane to the right, moving the current item.
237 SplitAndMoveRight,
238 /// Splits the pane downward, moving the current item.
239 SplitAndMoveDown,
240 /// Splits the pane horizontally.
241 SplitHorizontal,
242 /// Splits the pane vertically.
243 SplitVertical,
244 /// Swaps the current item with the one to the left.
245 SwapItemLeft,
246 /// Swaps the current item with the one to the right.
247 SwapItemRight,
248 /// Toggles preview mode for the current tab.
249 TogglePreviewTab,
250 /// Toggles pin status for the current tab.
251 TogglePinTab,
252 /// Unpins all tabs in the pane.
253 UnpinAllTabs,
254 ]
255);
256
257impl DeploySearch {
258 pub fn find() -> Self {
259 Self {
260 replace_enabled: false,
261 included_files: None,
262 excluded_files: None,
263 }
264 }
265}
266
267const MAX_NAVIGATION_HISTORY_LEN: usize = 1024;
268
269pub enum Event {
270 AddItem {
271 item: Box<dyn ItemHandle>,
272 },
273 ActivateItem {
274 local: bool,
275 focus_changed: bool,
276 },
277 Remove {
278 focus_on_pane: Option<Entity<Pane>>,
279 },
280 RemovedItem {
281 item: Box<dyn ItemHandle>,
282 },
283 Split {
284 direction: SplitDirection,
285 clone_active_item: bool,
286 },
287 ItemPinned,
288 ItemUnpinned,
289 JoinAll,
290 JoinIntoNext,
291 ChangeItemTitle,
292 Focus,
293 ZoomIn,
294 ZoomOut,
295 UserSavedItem {
296 item: Box<dyn WeakItemHandle>,
297 save_intent: SaveIntent,
298 },
299}
300
301impl fmt::Debug for Event {
302 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
303 match self {
304 Event::AddItem { item } => f
305 .debug_struct("AddItem")
306 .field("item", &item.item_id())
307 .finish(),
308 Event::ActivateItem { local, .. } => f
309 .debug_struct("ActivateItem")
310 .field("local", local)
311 .finish(),
312 Event::Remove { .. } => f.write_str("Remove"),
313 Event::RemovedItem { item } => f
314 .debug_struct("RemovedItem")
315 .field("item", &item.item_id())
316 .finish(),
317 Event::Split {
318 direction,
319 clone_active_item,
320 } => f
321 .debug_struct("Split")
322 .field("direction", direction)
323 .field("clone_active_item", clone_active_item)
324 .finish(),
325 Event::JoinAll => f.write_str("JoinAll"),
326 Event::JoinIntoNext => f.write_str("JoinIntoNext"),
327 Event::ChangeItemTitle => f.write_str("ChangeItemTitle"),
328 Event::Focus => f.write_str("Focus"),
329 Event::ZoomIn => f.write_str("ZoomIn"),
330 Event::ZoomOut => f.write_str("ZoomOut"),
331 Event::UserSavedItem { item, save_intent } => f
332 .debug_struct("UserSavedItem")
333 .field("item", &item.id())
334 .field("save_intent", save_intent)
335 .finish(),
336 Event::ItemPinned => f.write_str("ItemPinned"),
337 Event::ItemUnpinned => f.write_str("ItemUnpinned"),
338 }
339 }
340}
341
342/// A container for 0 to many items that are open in the workspace.
343/// Treats all items uniformly via the [`ItemHandle`] trait, whether it's an editor, search results multibuffer, terminal or something else,
344/// responsible for managing item tabs, focus and zoom states and drag and drop features.
345/// Can be split, see `PaneGroup` for more details.
346pub struct Pane {
347 alternate_file_items: (
348 Option<Box<dyn WeakItemHandle>>,
349 Option<Box<dyn WeakItemHandle>>,
350 ),
351 focus_handle: FocusHandle,
352 items: Vec<Box<dyn ItemHandle>>,
353 activation_history: Vec<ActivationHistoryEntry>,
354 next_activation_timestamp: Arc<AtomicUsize>,
355 zoomed: bool,
356 was_focused: bool,
357 active_item_index: usize,
358 preview_item_id: Option<EntityId>,
359 last_focus_handle_by_item: HashMap<EntityId, WeakFocusHandle>,
360 nav_history: NavHistory,
361 toolbar: Entity<Toolbar>,
362 pub(crate) workspace: WeakEntity<Workspace>,
363 project: WeakEntity<Project>,
364 pub drag_split_direction: Option<SplitDirection>,
365 can_drop_predicate: Option<Arc<dyn Fn(&dyn Any, &mut Window, &mut App) -> bool>>,
366 custom_drop_handle: Option<
367 Arc<dyn Fn(&mut Pane, &dyn Any, &mut Window, &mut Context<Pane>) -> ControlFlow<(), ()>>,
368 >,
369 can_split_predicate:
370 Option<Arc<dyn Fn(&mut Self, &dyn Any, &mut Window, &mut Context<Self>) -> bool>>,
371 can_toggle_zoom: bool,
372 should_display_tab_bar: Rc<dyn Fn(&Window, &mut Context<Pane>) -> bool>,
373 render_tab_bar_buttons: Rc<
374 dyn Fn(
375 &mut Pane,
376 &mut Window,
377 &mut Context<Pane>,
378 ) -> (Option<AnyElement>, Option<AnyElement>),
379 >,
380 render_tab_bar: Rc<dyn Fn(&mut Pane, &mut Window, &mut Context<Pane>) -> AnyElement>,
381 show_tab_bar_buttons: bool,
382 max_tabs: Option<NonZeroUsize>,
383 use_max_tabs: bool,
384 _subscriptions: Vec<Subscription>,
385 tab_bar_scroll_handle: ScrollHandle,
386 /// This is set to true if a user scroll has occurred more recently than a system scroll
387 /// We want to suppress certain system scrolls when the user has intentionally scrolled
388 suppress_scroll: bool,
389 /// Is None if navigation buttons are permanently turned off (and should not react to setting changes).
390 /// Otherwise, when `display_nav_history_buttons` is Some, it determines whether nav buttons should be displayed.
391 display_nav_history_buttons: Option<bool>,
392 double_click_dispatch_action: Box<dyn Action>,
393 save_modals_spawned: HashSet<EntityId>,
394 close_pane_if_empty: bool,
395 pub new_item_context_menu_handle: PopoverMenuHandle<ContextMenu>,
396 pub split_item_context_menu_handle: PopoverMenuHandle<ContextMenu>,
397 pinned_tab_count: usize,
398 diagnostics: HashMap<ProjectPath, DiagnosticSeverity>,
399 zoom_out_on_close: bool,
400 diagnostic_summary_update: Task<()>,
401 /// If a certain project item wants to get recreated with specific data, it can persist its data before the recreation here.
402 pub project_item_restoration_data: HashMap<ProjectItemKind, Box<dyn Any + Send>>,
403}
404
405pub struct ActivationHistoryEntry {
406 pub entity_id: EntityId,
407 pub timestamp: usize,
408}
409
410pub struct ItemNavHistory {
411 history: NavHistory,
412 item: Arc<dyn WeakItemHandle>,
413 is_preview: bool,
414}
415
416#[derive(Clone)]
417pub struct NavHistory(Arc<Mutex<NavHistoryState>>);
418
419struct NavHistoryState {
420 mode: NavigationMode,
421 backward_stack: VecDeque<NavigationEntry>,
422 forward_stack: VecDeque<NavigationEntry>,
423 closed_stack: VecDeque<NavigationEntry>,
424 tag_stack: VecDeque<(NavigationEntry, NavigationEntry)>,
425 tag_stack_pos: usize,
426 pending_tag_source: Option<NavigationEntry>,
427 paths_by_item: HashMap<EntityId, (ProjectPath, Option<PathBuf>)>,
428 pane: WeakEntity<Pane>,
429 next_timestamp: Arc<AtomicUsize>,
430}
431
432#[derive(Debug, Copy, Clone)]
433pub enum NavigationMode {
434 Normal,
435 GoingBack,
436 GoingForward,
437 ClosingItem,
438 ReopeningClosedItem,
439 Disabled,
440}
441
442impl Default for NavigationMode {
443 fn default() -> Self {
444 Self::Normal
445 }
446}
447
448#[derive(Clone)]
449pub struct NavigationEntry {
450 pub item: Arc<dyn WeakItemHandle>,
451 pub data: Option<Rc<dyn Any + Send>>,
452 pub timestamp: usize,
453 pub is_preview: bool,
454}
455
456#[derive(Clone)]
457pub struct DraggedTab {
458 pub pane: Entity<Pane>,
459 pub item: Box<dyn ItemHandle>,
460 pub ix: usize,
461 pub detail: usize,
462 pub is_active: bool,
463}
464
465impl EventEmitter<Event> for Pane {}
466
467pub enum Side {
468 Left,
469 Right,
470}
471
472#[derive(Copy, Clone)]
473enum PinOperation {
474 Pin,
475 Unpin,
476}
477
478impl Pane {
479 pub fn new(
480 workspace: WeakEntity<Workspace>,
481 project: Entity<Project>,
482 next_timestamp: Arc<AtomicUsize>,
483 can_drop_predicate: Option<Arc<dyn Fn(&dyn Any, &mut Window, &mut App) -> bool + 'static>>,
484 double_click_dispatch_action: Box<dyn Action>,
485 use_max_tabs: bool,
486 window: &mut Window,
487 cx: &mut Context<Self>,
488 ) -> Self {
489 let focus_handle = cx.focus_handle();
490 let max_tabs = if use_max_tabs {
491 WorkspaceSettings::get_global(cx).max_tabs
492 } else {
493 None
494 };
495
496 let subscriptions = vec![
497 cx.on_focus(&focus_handle, window, Pane::focus_in),
498 cx.on_focus_in(&focus_handle, window, Pane::focus_in),
499 cx.on_focus_out(&focus_handle, window, Pane::focus_out),
500 cx.observe_global_in::<SettingsStore>(window, Self::settings_changed),
501 cx.subscribe(&project, Self::project_events),
502 ];
503
504 let handle = cx.entity().downgrade();
505
506 Self {
507 alternate_file_items: (None, None),
508 focus_handle,
509 items: Vec::new(),
510 activation_history: Vec::new(),
511 next_activation_timestamp: next_timestamp.clone(),
512 was_focused: false,
513 zoomed: false,
514 active_item_index: 0,
515 preview_item_id: None,
516 max_tabs,
517 use_max_tabs,
518 last_focus_handle_by_item: Default::default(),
519 nav_history: NavHistory(Arc::new(Mutex::new(NavHistoryState {
520 mode: NavigationMode::Normal,
521 backward_stack: Default::default(),
522 forward_stack: Default::default(),
523 closed_stack: Default::default(),
524 tag_stack: Default::default(),
525 tag_stack_pos: 0,
526 pending_tag_source: None,
527 paths_by_item: Default::default(),
528 pane: handle,
529 next_timestamp,
530 }))),
531 toolbar: cx.new(|_| Toolbar::new()),
532 tab_bar_scroll_handle: ScrollHandle::new(),
533 suppress_scroll: false,
534 drag_split_direction: None,
535 workspace,
536 project: project.downgrade(),
537 can_drop_predicate,
538 custom_drop_handle: None,
539 can_split_predicate: None,
540 can_toggle_zoom: true,
541 should_display_tab_bar: Rc::new(|_, cx| TabBarSettings::get_global(cx).show),
542 render_tab_bar_buttons: Rc::new(default_render_tab_bar_buttons),
543 render_tab_bar: Rc::new(Self::render_tab_bar),
544 show_tab_bar_buttons: TabBarSettings::get_global(cx).show_tab_bar_buttons,
545 display_nav_history_buttons: Some(
546 TabBarSettings::get_global(cx).show_nav_history_buttons,
547 ),
548 _subscriptions: subscriptions,
549 double_click_dispatch_action,
550 save_modals_spawned: HashSet::default(),
551 close_pane_if_empty: true,
552 split_item_context_menu_handle: Default::default(),
553 new_item_context_menu_handle: Default::default(),
554 pinned_tab_count: 0,
555 diagnostics: Default::default(),
556 zoom_out_on_close: true,
557 diagnostic_summary_update: Task::ready(()),
558 project_item_restoration_data: HashMap::default(),
559 }
560 }
561
562 fn alternate_file(&mut self, _: &AlternateFile, window: &mut Window, cx: &mut Context<Pane>) {
563 let (_, alternative) = &self.alternate_file_items;
564 if let Some(alternative) = alternative {
565 let existing = self
566 .items()
567 .find_position(|item| item.item_id() == alternative.id());
568 if let Some((ix, _)) = existing {
569 self.activate_item(ix, true, true, window, cx);
570 } else if let Some(upgraded) = alternative.upgrade() {
571 self.add_item(upgraded, true, true, None, window, cx);
572 }
573 }
574 }
575
576 pub fn track_alternate_file_items(&mut self) {
577 if let Some(item) = self.active_item().map(|item| item.downgrade_item()) {
578 let (current, _) = &self.alternate_file_items;
579 match current {
580 Some(current) => {
581 if current.id() != item.id() {
582 self.alternate_file_items =
583 (Some(item), self.alternate_file_items.0.take());
584 }
585 }
586 None => {
587 self.alternate_file_items = (Some(item), None);
588 }
589 }
590 }
591 }
592
593 pub fn has_focus(&self, window: &Window, cx: &App) -> bool {
594 // We not only check whether our focus handle contains focus, but also
595 // whether the active item might have focus, because we might have just activated an item
596 // that hasn't rendered yet.
597 // Before the next render, we might transfer focus
598 // to the item, and `focus_handle.contains_focus` returns false because the `active_item`
599 // is not hooked up to us in the dispatch tree.
600 self.focus_handle.contains_focused(window, cx)
601 || self
602 .active_item()
603 .is_some_and(|item| item.item_focus_handle(cx).contains_focused(window, cx))
604 }
605
606 fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
607 if !self.was_focused {
608 self.was_focused = true;
609 self.update_history(self.active_item_index);
610 if !self.suppress_scroll && self.items.get(self.active_item_index).is_some() {
611 self.update_active_tab(self.active_item_index);
612 }
613 cx.emit(Event::Focus);
614 cx.notify();
615 }
616
617 self.toolbar.update(cx, |toolbar, cx| {
618 toolbar.focus_changed(true, window, cx);
619 });
620
621 if let Some(active_item) = self.active_item() {
622 if self.focus_handle.is_focused(window) {
623 // Schedule a redraw next frame, so that the focus changes below take effect
624 cx.on_next_frame(window, |_, _, cx| {
625 cx.notify();
626 });
627
628 // Pane was focused directly. We need to either focus a view inside the active item,
629 // or focus the active item itself
630 if let Some(weak_last_focus_handle) =
631 self.last_focus_handle_by_item.get(&active_item.item_id())
632 && let Some(focus_handle) = weak_last_focus_handle.upgrade()
633 {
634 focus_handle.focus(window);
635 return;
636 }
637
638 active_item.item_focus_handle(cx).focus(window);
639 } else if let Some(focused) = window.focused(cx)
640 && !self.context_menu_focused(window, cx)
641 {
642 self.last_focus_handle_by_item
643 .insert(active_item.item_id(), focused.downgrade());
644 }
645 }
646 }
647
648 pub fn context_menu_focused(&self, window: &mut Window, cx: &mut Context<Self>) -> bool {
649 self.new_item_context_menu_handle.is_focused(window, cx)
650 || self.split_item_context_menu_handle.is_focused(window, cx)
651 }
652
653 fn focus_out(&mut self, _event: FocusOutEvent, window: &mut Window, cx: &mut Context<Self>) {
654 self.was_focused = false;
655 self.toolbar.update(cx, |toolbar, cx| {
656 toolbar.focus_changed(false, window, cx);
657 });
658
659 cx.notify();
660 }
661
662 fn project_events(
663 &mut self,
664 _project: Entity<Project>,
665 event: &project::Event,
666 cx: &mut Context<Self>,
667 ) {
668 match event {
669 project::Event::DiskBasedDiagnosticsFinished { .. }
670 | project::Event::DiagnosticsUpdated { .. } => {
671 if ItemSettings::get_global(cx).show_diagnostics != ShowDiagnostics::Off {
672 self.diagnostic_summary_update = cx.spawn(async move |this, cx| {
673 cx.background_executor()
674 .timer(Duration::from_millis(30))
675 .await;
676 this.update(cx, |this, cx| {
677 this.update_diagnostics(cx);
678 cx.notify();
679 })
680 .log_err();
681 });
682 }
683 }
684 _ => {}
685 }
686 }
687
688 fn update_diagnostics(&mut self, cx: &mut Context<Self>) {
689 let Some(project) = self.project.upgrade() else {
690 return;
691 };
692 let show_diagnostics = ItemSettings::get_global(cx).show_diagnostics;
693 self.diagnostics = if show_diagnostics != ShowDiagnostics::Off {
694 project
695 .read(cx)
696 .diagnostic_summaries(false, cx)
697 .filter_map(|(project_path, _, diagnostic_summary)| {
698 if diagnostic_summary.error_count > 0 {
699 Some((project_path, DiagnosticSeverity::ERROR))
700 } else if diagnostic_summary.warning_count > 0
701 && show_diagnostics != ShowDiagnostics::Errors
702 {
703 Some((project_path, DiagnosticSeverity::WARNING))
704 } else {
705 None
706 }
707 })
708 .collect()
709 } else {
710 HashMap::default()
711 }
712 }
713
714 fn settings_changed(&mut self, window: &mut Window, cx: &mut Context<Self>) {
715 let tab_bar_settings = TabBarSettings::get_global(cx);
716 let new_max_tabs = WorkspaceSettings::get_global(cx).max_tabs;
717
718 if let Some(display_nav_history_buttons) = self.display_nav_history_buttons.as_mut() {
719 *display_nav_history_buttons = tab_bar_settings.show_nav_history_buttons;
720 }
721
722 self.show_tab_bar_buttons = tab_bar_settings.show_tab_bar_buttons;
723
724 if !PreviewTabsSettings::get_global(cx).enabled {
725 self.preview_item_id = None;
726 }
727
728 if self.use_max_tabs && new_max_tabs != self.max_tabs {
729 self.max_tabs = new_max_tabs;
730 self.close_items_on_settings_change(window, cx);
731 }
732
733 self.update_diagnostics(cx);
734 cx.notify();
735 }
736
737 pub fn active_item_index(&self) -> usize {
738 self.active_item_index
739 }
740
741 pub fn activation_history(&self) -> &[ActivationHistoryEntry] {
742 &self.activation_history
743 }
744
745 pub fn set_should_display_tab_bar<F>(&mut self, should_display_tab_bar: F)
746 where
747 F: 'static + Fn(&Window, &mut Context<Pane>) -> bool,
748 {
749 self.should_display_tab_bar = Rc::new(should_display_tab_bar);
750 }
751
752 pub fn set_can_split(
753 &mut self,
754 can_split_predicate: Option<
755 Arc<dyn Fn(&mut Self, &dyn Any, &mut Window, &mut Context<Self>) -> bool + 'static>,
756 >,
757 ) {
758 self.can_split_predicate = can_split_predicate;
759 }
760
761 pub fn set_can_toggle_zoom(&mut self, can_toggle_zoom: bool, cx: &mut Context<Self>) {
762 self.can_toggle_zoom = can_toggle_zoom;
763 cx.notify();
764 }
765
766 pub fn set_close_pane_if_empty(&mut self, close_pane_if_empty: bool, cx: &mut Context<Self>) {
767 self.close_pane_if_empty = close_pane_if_empty;
768 cx.notify();
769 }
770
771 pub fn set_can_navigate(&mut self, can_navigate: bool, cx: &mut Context<Self>) {
772 self.toolbar.update(cx, |toolbar, cx| {
773 toolbar.set_can_navigate(can_navigate, cx);
774 });
775 cx.notify();
776 }
777
778 pub fn set_render_tab_bar<F>(&mut self, cx: &mut Context<Self>, render: F)
779 where
780 F: 'static + Fn(&mut Pane, &mut Window, &mut Context<Pane>) -> AnyElement,
781 {
782 self.render_tab_bar = Rc::new(render);
783 cx.notify();
784 }
785
786 pub fn set_render_tab_bar_buttons<F>(&mut self, cx: &mut Context<Self>, render: F)
787 where
788 F: 'static
789 + Fn(
790 &mut Pane,
791 &mut Window,
792 &mut Context<Pane>,
793 ) -> (Option<AnyElement>, Option<AnyElement>),
794 {
795 self.render_tab_bar_buttons = Rc::new(render);
796 cx.notify();
797 }
798
799 pub fn set_custom_drop_handle<F>(&mut self, cx: &mut Context<Self>, handle: F)
800 where
801 F: 'static
802 + Fn(&mut Pane, &dyn Any, &mut Window, &mut Context<Pane>) -> ControlFlow<(), ()>,
803 {
804 self.custom_drop_handle = Some(Arc::new(handle));
805 cx.notify();
806 }
807
808 pub fn nav_history_for_item<T: Item>(&self, item: &Entity<T>) -> ItemNavHistory {
809 ItemNavHistory {
810 history: self.nav_history.clone(),
811 item: Arc::new(item.downgrade()),
812 is_preview: self.preview_item_id == Some(item.item_id()),
813 }
814 }
815
816 pub fn nav_history(&self) -> &NavHistory {
817 &self.nav_history
818 }
819
820 pub fn nav_history_mut(&mut self) -> &mut NavHistory {
821 &mut self.nav_history
822 }
823
824 pub fn disable_history(&mut self) {
825 self.nav_history.disable();
826 }
827
828 pub fn enable_history(&mut self) {
829 self.nav_history.enable();
830 }
831
832 pub fn can_navigate_backward(&self) -> bool {
833 !self.nav_history.0.lock().backward_stack.is_empty()
834 }
835
836 pub fn can_navigate_forward(&self) -> bool {
837 !self.nav_history.0.lock().forward_stack.is_empty()
838 }
839
840 pub fn navigate_backward(&mut self, _: &GoBack, window: &mut Window, cx: &mut Context<Self>) {
841 if let Some(workspace) = self.workspace.upgrade() {
842 let pane = cx.entity().downgrade();
843 window.defer(cx, move |window, cx| {
844 workspace.update(cx, |workspace, cx| {
845 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
846 })
847 })
848 }
849 }
850
851 fn navigate_forward(&mut self, _: &GoForward, window: &mut Window, cx: &mut Context<Self>) {
852 if let Some(workspace) = self.workspace.upgrade() {
853 let pane = cx.entity().downgrade();
854 window.defer(cx, move |window, cx| {
855 workspace.update(cx, |workspace, cx| {
856 workspace
857 .go_forward(pane, window, cx)
858 .detach_and_log_err(cx)
859 })
860 })
861 }
862 }
863
864 pub fn go_to_older_tag(
865 &mut self,
866 _: &GoToOlderTag,
867 window: &mut Window,
868 cx: &mut Context<Self>,
869 ) {
870 if let Some(workspace) = self.workspace.upgrade() {
871 let pane = cx.entity().downgrade();
872 window.defer(cx, move |window, cx| {
873 workspace.update(cx, |workspace, cx| {
874 workspace
875 .navigate_tag_history(pane, window, cx)
876 .detach_and_log_err(cx)
877 })
878 })
879 }
880 }
881
882 fn history_updated(&mut self, cx: &mut Context<Self>) {
883 self.toolbar.update(cx, |_, cx| cx.notify());
884 }
885
886 pub fn preview_item_id(&self) -> Option<EntityId> {
887 self.preview_item_id
888 }
889
890 pub fn preview_item(&self) -> Option<Box<dyn ItemHandle>> {
891 self.preview_item_id
892 .and_then(|id| self.items.iter().find(|item| item.item_id() == id))
893 .cloned()
894 }
895
896 pub fn preview_item_idx(&self) -> Option<usize> {
897 if let Some(preview_item_id) = self.preview_item_id {
898 self.items
899 .iter()
900 .position(|item| item.item_id() == preview_item_id)
901 } else {
902 None
903 }
904 }
905
906 pub fn is_active_preview_item(&self, item_id: EntityId) -> bool {
907 self.preview_item_id == Some(item_id)
908 }
909
910 /// Marks the item with the given ID as the preview item.
911 /// This will be ignored if the global setting `preview_tabs` is disabled.
912 pub fn set_preview_item_id(&mut self, item_id: Option<EntityId>, cx: &App) {
913 if PreviewTabsSettings::get_global(cx).enabled {
914 self.preview_item_id = item_id;
915 }
916 }
917
918 /// Should only be used when deserializing a pane.
919 pub fn set_pinned_count(&mut self, count: usize) {
920 self.pinned_tab_count = count;
921 }
922
923 pub fn pinned_count(&self) -> usize {
924 self.pinned_tab_count
925 }
926
927 pub fn handle_item_edit(&mut self, item_id: EntityId, cx: &App) {
928 if let Some(preview_item) = self.preview_item()
929 && preview_item.item_id() == item_id
930 && !preview_item.preserve_preview(cx)
931 {
932 self.set_preview_item_id(None, cx);
933 }
934 }
935
936 pub(crate) fn open_item(
937 &mut self,
938 project_entry_id: Option<ProjectEntryId>,
939 project_path: ProjectPath,
940 focus_item: bool,
941 allow_preview: bool,
942 activate: bool,
943 suggested_position: Option<usize>,
944 window: &mut Window,
945 cx: &mut Context<Self>,
946 build_item: WorkspaceItemBuilder,
947 ) -> Box<dyn ItemHandle> {
948 let mut existing_item = None;
949 if let Some(project_entry_id) = project_entry_id {
950 for (index, item) in self.items.iter().enumerate() {
951 if item.buffer_kind(cx) == ItemBufferKind::Singleton
952 && item.project_entry_ids(cx).as_slice() == [project_entry_id]
953 {
954 let item = item.boxed_clone();
955 existing_item = Some((index, item));
956 break;
957 }
958 }
959 } else {
960 for (index, item) in self.items.iter().enumerate() {
961 if item.buffer_kind(cx) == ItemBufferKind::Singleton
962 && item.project_path(cx).as_ref() == Some(&project_path)
963 {
964 let item = item.boxed_clone();
965 existing_item = Some((index, item));
966 break;
967 }
968 }
969 }
970
971 let set_up_existing_item =
972 |index: usize, pane: &mut Self, window: &mut Window, cx: &mut Context<Self>| {
973 // If the item is already open, and the item is a preview item
974 // and we are not allowing items to open as preview, mark the item as persistent.
975 if let Some(preview_item_id) = pane.preview_item_id
976 && let Some(tab) = pane.items.get(index)
977 && tab.item_id() == preview_item_id
978 && !allow_preview
979 {
980 pane.set_preview_item_id(None, cx);
981 }
982 if activate {
983 pane.activate_item(index, focus_item, focus_item, window, cx);
984 }
985 };
986 let set_up_new_item = |new_item: Box<dyn ItemHandle>,
987 destination_index: Option<usize>,
988 pane: &mut Self,
989 window: &mut Window,
990 cx: &mut Context<Self>| {
991 if allow_preview {
992 pane.set_preview_item_id(Some(new_item.item_id()), cx);
993 }
994
995 if let Some(text) = new_item.telemetry_event_text(cx) {
996 telemetry::event!(text);
997 }
998
999 pane.add_item_inner(
1000 new_item,
1001 true,
1002 focus_item,
1003 activate,
1004 destination_index,
1005 window,
1006 cx,
1007 );
1008 };
1009
1010 if let Some((index, existing_item)) = existing_item {
1011 set_up_existing_item(index, self, window, cx);
1012 existing_item
1013 } else {
1014 // If the item is being opened as preview and we have an existing preview tab,
1015 // open the new item in the position of the existing preview tab.
1016 let destination_index = if allow_preview {
1017 self.close_current_preview_item(window, cx)
1018 } else {
1019 suggested_position
1020 };
1021
1022 let new_item = build_item(self, window, cx);
1023 // A special case that won't ever get a `project_entry_id` but has to be deduplicated nonetheless.
1024 if let Some(invalid_buffer_view) = new_item.downcast::<InvalidItemView>() {
1025 let mut already_open_view = None;
1026 let mut views_to_close = HashSet::default();
1027 for existing_error_view in self
1028 .items_of_type::<InvalidItemView>()
1029 .filter(|item| item.read(cx).abs_path == invalid_buffer_view.read(cx).abs_path)
1030 {
1031 if already_open_view.is_none()
1032 && existing_error_view.read(cx).error == invalid_buffer_view.read(cx).error
1033 {
1034 already_open_view = Some(existing_error_view);
1035 } else {
1036 views_to_close.insert(existing_error_view.item_id());
1037 }
1038 }
1039
1040 let resulting_item = match already_open_view {
1041 Some(already_open_view) => {
1042 if let Some(index) = self.index_for_item_id(already_open_view.item_id()) {
1043 set_up_existing_item(index, self, window, cx);
1044 }
1045 Box::new(already_open_view) as Box<_>
1046 }
1047 None => {
1048 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1049 new_item
1050 }
1051 };
1052
1053 self.close_items(window, cx, SaveIntent::Skip, |existing_item| {
1054 views_to_close.contains(&existing_item)
1055 })
1056 .detach();
1057
1058 resulting_item
1059 } else {
1060 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1061 new_item
1062 }
1063 }
1064 }
1065
1066 pub fn close_current_preview_item(
1067 &mut self,
1068 window: &mut Window,
1069 cx: &mut Context<Self>,
1070 ) -> Option<usize> {
1071 let item_idx = self.preview_item_idx()?;
1072 let id = self.preview_item_id()?;
1073
1074 let prev_active_item_index = self.active_item_index;
1075 self.remove_item(id, false, false, window, cx);
1076 self.active_item_index = prev_active_item_index;
1077
1078 if item_idx < self.items.len() {
1079 Some(item_idx)
1080 } else {
1081 None
1082 }
1083 }
1084
1085 pub fn add_item_inner(
1086 &mut self,
1087 item: Box<dyn ItemHandle>,
1088 activate_pane: bool,
1089 focus_item: bool,
1090 activate: bool,
1091 destination_index: Option<usize>,
1092 window: &mut Window,
1093 cx: &mut Context<Self>,
1094 ) {
1095 let item_already_exists = self
1096 .items
1097 .iter()
1098 .any(|existing_item| existing_item.item_id() == item.item_id());
1099
1100 if !item_already_exists {
1101 self.close_items_on_item_open(window, cx);
1102 }
1103
1104 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1105 && let Some(&entry_id) = item.project_entry_ids(cx).first()
1106 {
1107 let Some(project) = self.project.upgrade() else {
1108 return;
1109 };
1110
1111 let project = project.read(cx);
1112 if let Some(project_path) = project.path_for_entry(entry_id, cx) {
1113 let abs_path = project.absolute_path(&project_path, cx);
1114 self.nav_history
1115 .0
1116 .lock()
1117 .paths_by_item
1118 .insert(item.item_id(), (project_path, abs_path));
1119 }
1120 }
1121 // If no destination index is specified, add or move the item after the
1122 // active item (or at the start of tab bar, if the active item is pinned)
1123 let mut insertion_index = {
1124 cmp::min(
1125 if let Some(destination_index) = destination_index {
1126 destination_index
1127 } else {
1128 cmp::max(self.active_item_index + 1, self.pinned_count())
1129 },
1130 self.items.len(),
1131 )
1132 };
1133
1134 // Does the item already exist?
1135 let project_entry_id = if item.buffer_kind(cx) == ItemBufferKind::Singleton {
1136 item.project_entry_ids(cx).first().copied()
1137 } else {
1138 None
1139 };
1140
1141 let existing_item_index = self.items.iter().position(|existing_item| {
1142 if existing_item.item_id() == item.item_id() {
1143 true
1144 } else if existing_item.buffer_kind(cx) == ItemBufferKind::Singleton {
1145 existing_item
1146 .project_entry_ids(cx)
1147 .first()
1148 .is_some_and(|existing_entry_id| {
1149 Some(existing_entry_id) == project_entry_id.as_ref()
1150 })
1151 } else {
1152 false
1153 }
1154 });
1155
1156 if let Some(existing_item_index) = existing_item_index {
1157 // If the item already exists, move it to the desired destination and activate it
1158
1159 if existing_item_index != insertion_index {
1160 let existing_item_is_active = existing_item_index == self.active_item_index;
1161
1162 // If the caller didn't specify a destination and the added item is already
1163 // the active one, don't move it
1164 if existing_item_is_active && destination_index.is_none() {
1165 insertion_index = existing_item_index;
1166 } else {
1167 self.items.remove(existing_item_index);
1168 if existing_item_index < self.active_item_index {
1169 self.active_item_index -= 1;
1170 }
1171 insertion_index = insertion_index.min(self.items.len());
1172
1173 self.items.insert(insertion_index, item.clone());
1174
1175 if existing_item_is_active {
1176 self.active_item_index = insertion_index;
1177 } else if insertion_index <= self.active_item_index {
1178 self.active_item_index += 1;
1179 }
1180 }
1181
1182 cx.notify();
1183 }
1184
1185 if activate {
1186 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1187 }
1188 } else {
1189 self.items.insert(insertion_index, item.clone());
1190 cx.notify();
1191
1192 if activate {
1193 if insertion_index <= self.active_item_index
1194 && self.preview_item_idx() != Some(self.active_item_index)
1195 {
1196 self.active_item_index += 1;
1197 }
1198
1199 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1200 }
1201 }
1202
1203 cx.emit(Event::AddItem { item });
1204 }
1205
1206 pub fn add_item(
1207 &mut self,
1208 item: Box<dyn ItemHandle>,
1209 activate_pane: bool,
1210 focus_item: bool,
1211 destination_index: Option<usize>,
1212 window: &mut Window,
1213 cx: &mut Context<Self>,
1214 ) {
1215 if let Some(text) = item.telemetry_event_text(cx) {
1216 telemetry::event!(text);
1217 }
1218
1219 self.add_item_inner(
1220 item,
1221 activate_pane,
1222 focus_item,
1223 true,
1224 destination_index,
1225 window,
1226 cx,
1227 )
1228 }
1229
1230 pub fn items_len(&self) -> usize {
1231 self.items.len()
1232 }
1233
1234 pub fn items(&self) -> impl DoubleEndedIterator<Item = &Box<dyn ItemHandle>> {
1235 self.items.iter()
1236 }
1237
1238 pub fn items_of_type<T: Render>(&self) -> impl '_ + Iterator<Item = Entity<T>> {
1239 self.items
1240 .iter()
1241 .filter_map(|item| item.to_any().downcast().ok())
1242 }
1243
1244 pub fn active_item(&self) -> Option<Box<dyn ItemHandle>> {
1245 self.items.get(self.active_item_index).cloned()
1246 }
1247
1248 fn active_item_id(&self) -> EntityId {
1249 self.items[self.active_item_index].item_id()
1250 }
1251
1252 pub fn pixel_position_of_cursor(&self, cx: &App) -> Option<Point<Pixels>> {
1253 self.items
1254 .get(self.active_item_index)?
1255 .pixel_position_of_cursor(cx)
1256 }
1257
1258 pub fn item_for_entry(
1259 &self,
1260 entry_id: ProjectEntryId,
1261 cx: &App,
1262 ) -> Option<Box<dyn ItemHandle>> {
1263 self.items.iter().find_map(|item| {
1264 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1265 && (item.project_entry_ids(cx).as_slice() == [entry_id])
1266 {
1267 Some(item.boxed_clone())
1268 } else {
1269 None
1270 }
1271 })
1272 }
1273
1274 pub fn item_for_path(
1275 &self,
1276 project_path: ProjectPath,
1277 cx: &App,
1278 ) -> Option<Box<dyn ItemHandle>> {
1279 self.items.iter().find_map(move |item| {
1280 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1281 && (item.project_path(cx).as_slice() == [project_path.clone()])
1282 {
1283 Some(item.boxed_clone())
1284 } else {
1285 None
1286 }
1287 })
1288 }
1289
1290 pub fn index_for_item(&self, item: &dyn ItemHandle) -> Option<usize> {
1291 self.index_for_item_id(item.item_id())
1292 }
1293
1294 fn index_for_item_id(&self, item_id: EntityId) -> Option<usize> {
1295 self.items.iter().position(|i| i.item_id() == item_id)
1296 }
1297
1298 pub fn item_for_index(&self, ix: usize) -> Option<&dyn ItemHandle> {
1299 self.items.get(ix).map(|i| i.as_ref())
1300 }
1301
1302 pub fn toggle_zoom(&mut self, _: &ToggleZoom, window: &mut Window, cx: &mut Context<Self>) {
1303 if !self.can_toggle_zoom {
1304 cx.propagate();
1305 } else if self.zoomed {
1306 cx.emit(Event::ZoomOut);
1307 } else if !self.items.is_empty() {
1308 if !self.focus_handle.contains_focused(window, cx) {
1309 cx.focus_self(window);
1310 }
1311 cx.emit(Event::ZoomIn);
1312 }
1313 }
1314
1315 pub fn activate_item(
1316 &mut self,
1317 index: usize,
1318 activate_pane: bool,
1319 focus_item: bool,
1320 window: &mut Window,
1321 cx: &mut Context<Self>,
1322 ) {
1323 use NavigationMode::{GoingBack, GoingForward};
1324 if index < self.items.len() {
1325 let prev_active_item_ix = mem::replace(&mut self.active_item_index, index);
1326 if (prev_active_item_ix != self.active_item_index
1327 || matches!(self.nav_history.mode(), GoingBack | GoingForward))
1328 && let Some(prev_item) = self.items.get(prev_active_item_ix)
1329 {
1330 prev_item.deactivated(window, cx);
1331 }
1332 self.update_history(index);
1333 self.update_toolbar(window, cx);
1334 self.update_status_bar(window, cx);
1335
1336 if focus_item {
1337 self.focus_active_item(window, cx);
1338 }
1339
1340 cx.emit(Event::ActivateItem {
1341 local: activate_pane,
1342 focus_changed: focus_item,
1343 });
1344
1345 self.update_active_tab(index);
1346 cx.notify();
1347 }
1348 }
1349
1350 fn update_active_tab(&mut self, index: usize) {
1351 if !self.is_tab_pinned(index) {
1352 self.suppress_scroll = false;
1353 self.tab_bar_scroll_handle.scroll_to_item(index);
1354 }
1355 }
1356
1357 fn update_history(&mut self, index: usize) {
1358 if let Some(newly_active_item) = self.items.get(index) {
1359 self.activation_history
1360 .retain(|entry| entry.entity_id != newly_active_item.item_id());
1361 self.activation_history.push(ActivationHistoryEntry {
1362 entity_id: newly_active_item.item_id(),
1363 timestamp: self
1364 .next_activation_timestamp
1365 .fetch_add(1, Ordering::SeqCst),
1366 });
1367 }
1368 }
1369
1370 pub fn activate_previous_item(
1371 &mut self,
1372 _: &ActivatePreviousItem,
1373 window: &mut Window,
1374 cx: &mut Context<Self>,
1375 ) {
1376 let mut index = self.active_item_index;
1377 if index > 0 {
1378 index -= 1;
1379 } else if !self.items.is_empty() {
1380 index = self.items.len() - 1;
1381 }
1382 self.activate_item(index, true, true, window, cx);
1383 }
1384
1385 pub fn activate_next_item(
1386 &mut self,
1387 _: &ActivateNextItem,
1388 window: &mut Window,
1389 cx: &mut Context<Self>,
1390 ) {
1391 let mut index = self.active_item_index;
1392 if index + 1 < self.items.len() {
1393 index += 1;
1394 } else {
1395 index = 0;
1396 }
1397 self.activate_item(index, true, true, window, cx);
1398 }
1399
1400 pub fn swap_item_left(
1401 &mut self,
1402 _: &SwapItemLeft,
1403 window: &mut Window,
1404 cx: &mut Context<Self>,
1405 ) {
1406 let index = self.active_item_index;
1407 if index == 0 {
1408 return;
1409 }
1410
1411 self.items.swap(index, index - 1);
1412 self.activate_item(index - 1, true, true, window, cx);
1413 }
1414
1415 pub fn swap_item_right(
1416 &mut self,
1417 _: &SwapItemRight,
1418 window: &mut Window,
1419 cx: &mut Context<Self>,
1420 ) {
1421 let index = self.active_item_index;
1422 if index + 1 >= self.items.len() {
1423 return;
1424 }
1425
1426 self.items.swap(index, index + 1);
1427 self.activate_item(index + 1, true, true, window, cx);
1428 }
1429
1430 pub fn activate_last_item(
1431 &mut self,
1432 _: &ActivateLastItem,
1433 window: &mut Window,
1434 cx: &mut Context<Self>,
1435 ) {
1436 let index = self.items.len().saturating_sub(1);
1437 self.activate_item(index, true, true, window, cx);
1438 }
1439
1440 pub fn close_active_item(
1441 &mut self,
1442 action: &CloseActiveItem,
1443 window: &mut Window,
1444 cx: &mut Context<Self>,
1445 ) -> Task<Result<()>> {
1446 if self.items.is_empty() {
1447 // Close the window when there's no active items to close, if configured
1448 if WorkspaceSettings::get_global(cx)
1449 .when_closing_with_no_tabs
1450 .should_close()
1451 {
1452 window.dispatch_action(Box::new(CloseWindow), cx);
1453 }
1454
1455 return Task::ready(Ok(()));
1456 }
1457 if self.is_tab_pinned(self.active_item_index) && !action.close_pinned {
1458 // Activate any non-pinned tab in same pane
1459 let non_pinned_tab_index = self
1460 .items()
1461 .enumerate()
1462 .find(|(index, _item)| !self.is_tab_pinned(*index))
1463 .map(|(index, _item)| index);
1464 if let Some(index) = non_pinned_tab_index {
1465 self.activate_item(index, false, false, window, cx);
1466 return Task::ready(Ok(()));
1467 }
1468
1469 // Activate any non-pinned tab in different pane
1470 let current_pane = cx.entity();
1471 self.workspace
1472 .update(cx, |workspace, cx| {
1473 let panes = workspace.center.panes();
1474 let pane_with_unpinned_tab = panes.iter().find(|pane| {
1475 if **pane == ¤t_pane {
1476 return false;
1477 }
1478 pane.read(cx).has_unpinned_tabs()
1479 });
1480 if let Some(pane) = pane_with_unpinned_tab {
1481 pane.update(cx, |pane, cx| pane.activate_unpinned_tab(window, cx));
1482 }
1483 })
1484 .ok();
1485
1486 return Task::ready(Ok(()));
1487 };
1488
1489 let active_item_id = self.active_item_id();
1490
1491 self.close_item_by_id(
1492 active_item_id,
1493 action.save_intent.unwrap_or(SaveIntent::Close),
1494 window,
1495 cx,
1496 )
1497 }
1498
1499 pub fn close_item_by_id(
1500 &mut self,
1501 item_id_to_close: EntityId,
1502 save_intent: SaveIntent,
1503 window: &mut Window,
1504 cx: &mut Context<Self>,
1505 ) -> Task<Result<()>> {
1506 self.close_items(window, cx, save_intent, move |view_id| {
1507 view_id == item_id_to_close
1508 })
1509 }
1510
1511 pub fn close_other_items(
1512 &mut self,
1513 action: &CloseOtherItems,
1514 target_item_id: Option<EntityId>,
1515 window: &mut Window,
1516 cx: &mut Context<Self>,
1517 ) -> Task<Result<()>> {
1518 if self.items.is_empty() {
1519 return Task::ready(Ok(()));
1520 }
1521
1522 let active_item_id = match target_item_id {
1523 Some(result) => result,
1524 None => self.active_item_id(),
1525 };
1526
1527 let pinned_item_ids = self.pinned_item_ids();
1528
1529 self.close_items(
1530 window,
1531 cx,
1532 action.save_intent.unwrap_or(SaveIntent::Close),
1533 move |item_id| {
1534 item_id != active_item_id
1535 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1536 },
1537 )
1538 }
1539
1540 pub fn close_multibuffer_items(
1541 &mut self,
1542 action: &CloseMultibufferItems,
1543 window: &mut Window,
1544 cx: &mut Context<Self>,
1545 ) -> Task<Result<()>> {
1546 if self.items.is_empty() {
1547 return Task::ready(Ok(()));
1548 }
1549
1550 let pinned_item_ids = self.pinned_item_ids();
1551 let multibuffer_items = self.multibuffer_item_ids(cx);
1552
1553 self.close_items(
1554 window,
1555 cx,
1556 action.save_intent.unwrap_or(SaveIntent::Close),
1557 move |item_id| {
1558 (action.close_pinned || !pinned_item_ids.contains(&item_id))
1559 && multibuffer_items.contains(&item_id)
1560 },
1561 )
1562 }
1563
1564 pub fn close_clean_items(
1565 &mut self,
1566 action: &CloseCleanItems,
1567 window: &mut Window,
1568 cx: &mut Context<Self>,
1569 ) -> Task<Result<()>> {
1570 if self.items.is_empty() {
1571 return Task::ready(Ok(()));
1572 }
1573
1574 let clean_item_ids = self.clean_item_ids(cx);
1575 let pinned_item_ids = self.pinned_item_ids();
1576
1577 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1578 clean_item_ids.contains(&item_id)
1579 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1580 })
1581 }
1582
1583 pub fn close_items_to_the_left_by_id(
1584 &mut self,
1585 item_id: Option<EntityId>,
1586 action: &CloseItemsToTheLeft,
1587 window: &mut Window,
1588 cx: &mut Context<Self>,
1589 ) -> Task<Result<()>> {
1590 self.close_items_to_the_side_by_id(item_id, Side::Left, action.close_pinned, window, cx)
1591 }
1592
1593 pub fn close_items_to_the_right_by_id(
1594 &mut self,
1595 item_id: Option<EntityId>,
1596 action: &CloseItemsToTheRight,
1597 window: &mut Window,
1598 cx: &mut Context<Self>,
1599 ) -> Task<Result<()>> {
1600 self.close_items_to_the_side_by_id(item_id, Side::Right, action.close_pinned, window, cx)
1601 }
1602
1603 pub fn close_items_to_the_side_by_id(
1604 &mut self,
1605 item_id: Option<EntityId>,
1606 side: Side,
1607 close_pinned: bool,
1608 window: &mut Window,
1609 cx: &mut Context<Self>,
1610 ) -> Task<Result<()>> {
1611 if self.items.is_empty() {
1612 return Task::ready(Ok(()));
1613 }
1614
1615 let item_id = item_id.unwrap_or_else(|| self.active_item_id());
1616 let to_the_side_item_ids = self.to_the_side_item_ids(item_id, side);
1617 let pinned_item_ids = self.pinned_item_ids();
1618
1619 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1620 to_the_side_item_ids.contains(&item_id)
1621 && (close_pinned || !pinned_item_ids.contains(&item_id))
1622 })
1623 }
1624
1625 pub fn close_all_items(
1626 &mut self,
1627 action: &CloseAllItems,
1628 window: &mut Window,
1629 cx: &mut Context<Self>,
1630 ) -> Task<Result<()>> {
1631 if self.items.is_empty() {
1632 return Task::ready(Ok(()));
1633 }
1634
1635 let pinned_item_ids = self.pinned_item_ids();
1636
1637 self.close_items(
1638 window,
1639 cx,
1640 action.save_intent.unwrap_or(SaveIntent::Close),
1641 |item_id| action.close_pinned || !pinned_item_ids.contains(&item_id),
1642 )
1643 }
1644
1645 fn close_items_on_item_open(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1646 let target = self.max_tabs.map(|m| m.get());
1647 let protect_active_item = false;
1648 self.close_items_to_target_count(target, protect_active_item, window, cx);
1649 }
1650
1651 fn close_items_on_settings_change(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1652 let target = self.max_tabs.map(|m| m.get() + 1);
1653 // The active item in this case is the settings.json file, which should be protected from being closed
1654 let protect_active_item = true;
1655 self.close_items_to_target_count(target, protect_active_item, window, cx);
1656 }
1657
1658 fn close_items_to_target_count(
1659 &mut self,
1660 target_count: Option<usize>,
1661 protect_active_item: bool,
1662 window: &mut Window,
1663 cx: &mut Context<Self>,
1664 ) {
1665 let Some(target_count) = target_count else {
1666 return;
1667 };
1668
1669 let mut index_list = Vec::new();
1670 let mut items_len = self.items_len();
1671 let mut indexes: HashMap<EntityId, usize> = HashMap::default();
1672 let active_ix = self.active_item_index();
1673
1674 for (index, item) in self.items.iter().enumerate() {
1675 indexes.insert(item.item_id(), index);
1676 }
1677
1678 // Close least recently used items to reach target count.
1679 // The target count is allowed to be exceeded, as we protect pinned
1680 // items, dirty items, and sometimes, the active item.
1681 for entry in self.activation_history.iter() {
1682 if items_len < target_count {
1683 break;
1684 }
1685
1686 let Some(&index) = indexes.get(&entry.entity_id) else {
1687 continue;
1688 };
1689
1690 if protect_active_item && index == active_ix {
1691 continue;
1692 }
1693
1694 if let Some(true) = self.items.get(index).map(|item| item.is_dirty(cx)) {
1695 continue;
1696 }
1697
1698 if self.is_tab_pinned(index) {
1699 continue;
1700 }
1701
1702 index_list.push(index);
1703 items_len -= 1;
1704 }
1705 // The sort and reverse is necessary since we remove items
1706 // using their index position, hence removing from the end
1707 // of the list first to avoid changing indexes.
1708 index_list.sort_unstable();
1709 index_list
1710 .iter()
1711 .rev()
1712 .for_each(|&index| self._remove_item(index, false, false, None, window, cx));
1713 }
1714
1715 // Usually when you close an item that has unsaved changes, we prompt you to
1716 // save it. That said, if you still have the buffer open in a different pane
1717 // we can close this one without fear of losing data.
1718 pub fn skip_save_on_close(item: &dyn ItemHandle, workspace: &Workspace, cx: &App) -> bool {
1719 let mut dirty_project_item_ids = Vec::new();
1720 item.for_each_project_item(cx, &mut |project_item_id, project_item| {
1721 if project_item.is_dirty() {
1722 dirty_project_item_ids.push(project_item_id);
1723 }
1724 });
1725 if dirty_project_item_ids.is_empty() {
1726 return !(item.buffer_kind(cx) == ItemBufferKind::Singleton && item.is_dirty(cx));
1727 }
1728
1729 for open_item in workspace.items(cx) {
1730 if open_item.item_id() == item.item_id() {
1731 continue;
1732 }
1733 if open_item.buffer_kind(cx) != ItemBufferKind::Singleton {
1734 continue;
1735 }
1736 let other_project_item_ids = open_item.project_item_model_ids(cx);
1737 dirty_project_item_ids.retain(|id| !other_project_item_ids.contains(id));
1738 }
1739 dirty_project_item_ids.is_empty()
1740 }
1741
1742 pub(super) fn file_names_for_prompt(
1743 items: &mut dyn Iterator<Item = &Box<dyn ItemHandle>>,
1744 cx: &App,
1745 ) -> String {
1746 let mut file_names = BTreeSet::default();
1747 for item in items {
1748 item.for_each_project_item(cx, &mut |_, project_item| {
1749 if !project_item.is_dirty() {
1750 return;
1751 }
1752 let filename = project_item
1753 .project_path(cx)
1754 .and_then(|path| path.path.file_name().map(ToOwned::to_owned));
1755 file_names.insert(filename.unwrap_or("untitled".to_string()));
1756 });
1757 }
1758 if file_names.len() > 6 {
1759 format!(
1760 "{}\n.. and {} more",
1761 file_names.iter().take(5).join("\n"),
1762 file_names.len() - 5
1763 )
1764 } else {
1765 file_names.into_iter().join("\n")
1766 }
1767 }
1768
1769 pub fn close_items(
1770 &self,
1771 window: &mut Window,
1772 cx: &mut Context<Pane>,
1773 mut save_intent: SaveIntent,
1774 should_close: impl Fn(EntityId) -> bool,
1775 ) -> Task<Result<()>> {
1776 // Find the items to close.
1777 let mut items_to_close = Vec::new();
1778 for item in &self.items {
1779 if should_close(item.item_id()) {
1780 items_to_close.push(item.boxed_clone());
1781 }
1782 }
1783
1784 let active_item_id = self.active_item().map(|item| item.item_id());
1785
1786 items_to_close.sort_by_key(|item| {
1787 let path = item.project_path(cx);
1788 // Put the currently active item at the end, because if the currently active item is not closed last
1789 // closing the currently active item will cause the focus to switch to another item
1790 // This will cause Zed to expand the content of the currently active item
1791 //
1792 // Beyond that sort in order of project path, with untitled files and multibuffers coming last.
1793 (active_item_id == Some(item.item_id()), path.is_none(), path)
1794 });
1795
1796 let workspace = self.workspace.clone();
1797 let Some(project) = self.project.upgrade() else {
1798 return Task::ready(Ok(()));
1799 };
1800 cx.spawn_in(window, async move |pane, cx| {
1801 let dirty_items = workspace.update(cx, |workspace, cx| {
1802 items_to_close
1803 .iter()
1804 .filter(|item| {
1805 item.is_dirty(cx) && !Self::skip_save_on_close(item.as_ref(), workspace, cx)
1806 })
1807 .map(|item| item.boxed_clone())
1808 .collect::<Vec<_>>()
1809 })?;
1810
1811 if save_intent == SaveIntent::Close && dirty_items.len() > 1 {
1812 let answer = pane.update_in(cx, |_, window, cx| {
1813 let detail = Self::file_names_for_prompt(&mut dirty_items.iter(), cx);
1814 window.prompt(
1815 PromptLevel::Warning,
1816 "Do you want to save changes to the following files?",
1817 Some(&detail),
1818 &["Save all", "Discard all", "Cancel"],
1819 cx,
1820 )
1821 })?;
1822 match answer.await {
1823 Ok(0) => save_intent = SaveIntent::SaveAll,
1824 Ok(1) => save_intent = SaveIntent::Skip,
1825 Ok(2) => return Ok(()),
1826 _ => {}
1827 }
1828 }
1829
1830 for item_to_close in items_to_close {
1831 let mut should_save = true;
1832 if save_intent == SaveIntent::Close {
1833 workspace.update(cx, |workspace, cx| {
1834 if Self::skip_save_on_close(item_to_close.as_ref(), workspace, cx) {
1835 should_save = false;
1836 }
1837 })?;
1838 }
1839
1840 if should_save {
1841 match Self::save_item(project.clone(), &pane, &*item_to_close, save_intent, cx)
1842 .await
1843 {
1844 Ok(success) => {
1845 if !success {
1846 break;
1847 }
1848 }
1849 Err(err) => {
1850 let answer = pane.update_in(cx, |_, window, cx| {
1851 let detail = Self::file_names_for_prompt(
1852 &mut [&item_to_close].into_iter(),
1853 cx,
1854 );
1855 window.prompt(
1856 PromptLevel::Warning,
1857 &format!("Unable to save file: {}", &err),
1858 Some(&detail),
1859 &["Close Without Saving", "Cancel"],
1860 cx,
1861 )
1862 })?;
1863 match answer.await {
1864 Ok(0) => {}
1865 Ok(1..) | Err(_) => break,
1866 }
1867 }
1868 }
1869 }
1870
1871 // Remove the item from the pane.
1872 pane.update_in(cx, |pane, window, cx| {
1873 pane.remove_item(
1874 item_to_close.item_id(),
1875 false,
1876 pane.close_pane_if_empty,
1877 window,
1878 cx,
1879 );
1880 })
1881 .ok();
1882 }
1883
1884 pane.update(cx, |_, cx| cx.notify()).ok();
1885 Ok(())
1886 })
1887 }
1888
1889 pub fn take_active_item(
1890 &mut self,
1891 window: &mut Window,
1892 cx: &mut Context<Self>,
1893 ) -> Option<Box<dyn ItemHandle>> {
1894 let item = self.active_item()?;
1895 self.remove_item(item.item_id(), false, false, window, cx);
1896 Some(item)
1897 }
1898
1899 pub fn remove_item(
1900 &mut self,
1901 item_id: EntityId,
1902 activate_pane: bool,
1903 close_pane_if_empty: bool,
1904 window: &mut Window,
1905 cx: &mut Context<Self>,
1906 ) {
1907 let Some(item_index) = self.index_for_item_id(item_id) else {
1908 return;
1909 };
1910 self._remove_item(
1911 item_index,
1912 activate_pane,
1913 close_pane_if_empty,
1914 None,
1915 window,
1916 cx,
1917 )
1918 }
1919
1920 pub fn remove_item_and_focus_on_pane(
1921 &mut self,
1922 item_index: usize,
1923 activate_pane: bool,
1924 focus_on_pane_if_closed: Entity<Pane>,
1925 window: &mut Window,
1926 cx: &mut Context<Self>,
1927 ) {
1928 self._remove_item(
1929 item_index,
1930 activate_pane,
1931 true,
1932 Some(focus_on_pane_if_closed),
1933 window,
1934 cx,
1935 )
1936 }
1937
1938 fn _remove_item(
1939 &mut self,
1940 item_index: usize,
1941 activate_pane: bool,
1942 close_pane_if_empty: bool,
1943 focus_on_pane_if_closed: Option<Entity<Pane>>,
1944 window: &mut Window,
1945 cx: &mut Context<Self>,
1946 ) {
1947 let activate_on_close = &ItemSettings::get_global(cx).activate_on_close;
1948 self.activation_history
1949 .retain(|entry| entry.entity_id != self.items[item_index].item_id());
1950
1951 if self.is_tab_pinned(item_index) {
1952 self.pinned_tab_count -= 1;
1953 }
1954 if item_index == self.active_item_index {
1955 let left_neighbour_index = || item_index.min(self.items.len()).saturating_sub(1);
1956 let index_to_activate = match activate_on_close {
1957 ActivateOnClose::History => self
1958 .activation_history
1959 .pop()
1960 .and_then(|last_activated_item| {
1961 self.items.iter().enumerate().find_map(|(index, item)| {
1962 (item.item_id() == last_activated_item.entity_id).then_some(index)
1963 })
1964 })
1965 // We didn't have a valid activation history entry, so fallback
1966 // to activating the item to the left
1967 .unwrap_or_else(left_neighbour_index),
1968 ActivateOnClose::Neighbour => {
1969 self.activation_history.pop();
1970 if item_index + 1 < self.items.len() {
1971 item_index + 1
1972 } else {
1973 item_index.saturating_sub(1)
1974 }
1975 }
1976 ActivateOnClose::LeftNeighbour => {
1977 self.activation_history.pop();
1978 left_neighbour_index()
1979 }
1980 };
1981
1982 let should_activate = activate_pane || self.has_focus(window, cx);
1983 if self.items.len() == 1 && should_activate {
1984 self.focus_handle.focus(window);
1985 } else {
1986 self.activate_item(
1987 index_to_activate,
1988 should_activate,
1989 should_activate,
1990 window,
1991 cx,
1992 );
1993 }
1994 }
1995
1996 let item = self.items.remove(item_index);
1997
1998 cx.emit(Event::RemovedItem { item: item.clone() });
1999 if self.items.is_empty() {
2000 item.deactivated(window, cx);
2001 if close_pane_if_empty {
2002 self.update_toolbar(window, cx);
2003 cx.emit(Event::Remove {
2004 focus_on_pane: focus_on_pane_if_closed,
2005 });
2006 }
2007 }
2008
2009 if item_index < self.active_item_index {
2010 self.active_item_index -= 1;
2011 }
2012
2013 let mode = self.nav_history.mode();
2014 self.nav_history.set_mode(NavigationMode::ClosingItem);
2015 item.deactivated(window, cx);
2016 item.on_removed(cx);
2017 self.nav_history.set_mode(mode);
2018
2019 if self.is_active_preview_item(item.item_id()) {
2020 self.set_preview_item_id(None, cx);
2021 }
2022
2023 if let Some(path) = item.project_path(cx) {
2024 let abs_path = self
2025 .nav_history
2026 .0
2027 .lock()
2028 .paths_by_item
2029 .get(&item.item_id())
2030 .and_then(|(_, abs_path)| abs_path.clone());
2031
2032 self.nav_history
2033 .0
2034 .lock()
2035 .paths_by_item
2036 .insert(item.item_id(), (path, abs_path));
2037 } else {
2038 self.nav_history
2039 .0
2040 .lock()
2041 .paths_by_item
2042 .remove(&item.item_id());
2043 }
2044
2045 if self.zoom_out_on_close && self.items.is_empty() && close_pane_if_empty && self.zoomed {
2046 cx.emit(Event::ZoomOut);
2047 }
2048
2049 cx.notify();
2050 }
2051
2052 pub async fn save_item(
2053 project: Entity<Project>,
2054 pane: &WeakEntity<Pane>,
2055 item: &dyn ItemHandle,
2056 save_intent: SaveIntent,
2057 cx: &mut AsyncWindowContext,
2058 ) -> Result<bool> {
2059 const CONFLICT_MESSAGE: &str = "This file has changed on disk since you started editing it. Do you want to overwrite it?";
2060
2061 const DELETED_MESSAGE: &str = "This file has been deleted on disk since you started editing it. Do you want to recreate it?";
2062
2063 let path_style = project.read_with(cx, |project, cx| project.path_style(cx))?;
2064 if save_intent == SaveIntent::Skip {
2065 return Ok(true);
2066 };
2067 let Some(item_ix) = pane
2068 .read_with(cx, |pane, _| pane.index_for_item(item))
2069 .ok()
2070 .flatten()
2071 else {
2072 return Ok(true);
2073 };
2074
2075 let (
2076 mut has_conflict,
2077 mut is_dirty,
2078 mut can_save,
2079 can_save_as,
2080 is_singleton,
2081 has_deleted_file,
2082 ) = cx.update(|_window, cx| {
2083 (
2084 item.has_conflict(cx),
2085 item.is_dirty(cx),
2086 item.can_save(cx),
2087 item.can_save_as(cx),
2088 item.buffer_kind(cx) == ItemBufferKind::Singleton,
2089 item.has_deleted_file(cx),
2090 )
2091 })?;
2092
2093 // when saving a single buffer, we ignore whether or not it's dirty.
2094 if save_intent == SaveIntent::Save || save_intent == SaveIntent::SaveWithoutFormat {
2095 is_dirty = true;
2096 }
2097
2098 if save_intent == SaveIntent::SaveAs {
2099 is_dirty = true;
2100 has_conflict = false;
2101 can_save = false;
2102 }
2103
2104 if save_intent == SaveIntent::Overwrite {
2105 has_conflict = false;
2106 }
2107
2108 let should_format = save_intent != SaveIntent::SaveWithoutFormat;
2109
2110 if has_conflict && can_save {
2111 if has_deleted_file && is_singleton {
2112 let answer = pane.update_in(cx, |pane, window, cx| {
2113 pane.activate_item(item_ix, true, true, window, cx);
2114 window.prompt(
2115 PromptLevel::Warning,
2116 DELETED_MESSAGE,
2117 None,
2118 &["Save", "Close", "Cancel"],
2119 cx,
2120 )
2121 })?;
2122 match answer.await {
2123 Ok(0) => {
2124 pane.update_in(cx, |_, window, cx| {
2125 item.save(
2126 SaveOptions {
2127 format: should_format,
2128 autosave: false,
2129 },
2130 project,
2131 window,
2132 cx,
2133 )
2134 })?
2135 .await?
2136 }
2137 Ok(1) => {
2138 pane.update_in(cx, |pane, window, cx| {
2139 pane.remove_item(item.item_id(), false, true, window, cx)
2140 })?;
2141 }
2142 _ => return Ok(false),
2143 }
2144 return Ok(true);
2145 } else {
2146 let answer = pane.update_in(cx, |pane, window, cx| {
2147 pane.activate_item(item_ix, true, true, window, cx);
2148 window.prompt(
2149 PromptLevel::Warning,
2150 CONFLICT_MESSAGE,
2151 None,
2152 &["Overwrite", "Discard", "Cancel"],
2153 cx,
2154 )
2155 })?;
2156 match answer.await {
2157 Ok(0) => {
2158 pane.update_in(cx, |_, window, cx| {
2159 item.save(
2160 SaveOptions {
2161 format: should_format,
2162 autosave: false,
2163 },
2164 project,
2165 window,
2166 cx,
2167 )
2168 })?
2169 .await?
2170 }
2171 Ok(1) => {
2172 pane.update_in(cx, |_, window, cx| item.reload(project, window, cx))?
2173 .await?
2174 }
2175 _ => return Ok(false),
2176 }
2177 }
2178 } else if is_dirty && (can_save || can_save_as) {
2179 if save_intent == SaveIntent::Close {
2180 let will_autosave = cx.update(|_window, cx| {
2181 item.can_autosave(cx)
2182 && item.workspace_settings(cx).autosave.should_save_on_close()
2183 })?;
2184 if !will_autosave {
2185 let item_id = item.item_id();
2186 let answer_task = pane.update_in(cx, |pane, window, cx| {
2187 if pane.save_modals_spawned.insert(item_id) {
2188 pane.activate_item(item_ix, true, true, window, cx);
2189 let prompt = dirty_message_for(item.project_path(cx), path_style);
2190 Some(window.prompt(
2191 PromptLevel::Warning,
2192 &prompt,
2193 None,
2194 &["Save", "Don't Save", "Cancel"],
2195 cx,
2196 ))
2197 } else {
2198 None
2199 }
2200 })?;
2201 if let Some(answer_task) = answer_task {
2202 let answer = answer_task.await;
2203 pane.update(cx, |pane, _| {
2204 if !pane.save_modals_spawned.remove(&item_id) {
2205 debug_panic!(
2206 "save modal was not present in spawned modals after awaiting for its answer"
2207 )
2208 }
2209 })?;
2210 match answer {
2211 Ok(0) => {}
2212 Ok(1) => {
2213 // Don't save this file
2214 pane.update_in(cx, |pane, _, cx| {
2215 if pane.is_tab_pinned(item_ix) && !item.can_save(cx) {
2216 pane.pinned_tab_count -= 1;
2217 }
2218 })
2219 .log_err();
2220 return Ok(true);
2221 }
2222 _ => return Ok(false), // Cancel
2223 }
2224 } else {
2225 return Ok(false);
2226 }
2227 }
2228 }
2229
2230 if can_save {
2231 pane.update_in(cx, |pane, window, cx| {
2232 if pane.is_active_preview_item(item.item_id()) {
2233 pane.set_preview_item_id(None, cx);
2234 }
2235 item.save(
2236 SaveOptions {
2237 format: should_format,
2238 autosave: false,
2239 },
2240 project,
2241 window,
2242 cx,
2243 )
2244 })?
2245 .await?;
2246 } else if can_save_as && is_singleton {
2247 let suggested_name =
2248 cx.update(|_window, cx| item.suggested_filename(cx).to_string())?;
2249 let new_path = pane.update_in(cx, |pane, window, cx| {
2250 pane.activate_item(item_ix, true, true, window, cx);
2251 pane.workspace.update(cx, |workspace, cx| {
2252 let lister = if workspace.project().read(cx).is_local() {
2253 DirectoryLister::Local(
2254 workspace.project().clone(),
2255 workspace.app_state().fs.clone(),
2256 )
2257 } else {
2258 DirectoryLister::Project(workspace.project().clone())
2259 };
2260 workspace.prompt_for_new_path(lister, Some(suggested_name), window, cx)
2261 })
2262 })??;
2263 let Some(new_path) = new_path.await.ok().flatten().into_iter().flatten().next()
2264 else {
2265 return Ok(false);
2266 };
2267
2268 let project_path = pane
2269 .update(cx, |pane, cx| {
2270 pane.project
2271 .update(cx, |project, cx| {
2272 project.find_or_create_worktree(new_path, true, cx)
2273 })
2274 .ok()
2275 })
2276 .ok()
2277 .flatten();
2278 let save_task = if let Some(project_path) = project_path {
2279 let (worktree, path) = project_path.await?;
2280 let worktree_id = worktree.read_with(cx, |worktree, _| worktree.id())?;
2281 let new_path = ProjectPath {
2282 worktree_id,
2283 path: path,
2284 };
2285
2286 pane.update_in(cx, |pane, window, cx| {
2287 if let Some(item) = pane.item_for_path(new_path.clone(), cx) {
2288 pane.remove_item(item.item_id(), false, false, window, cx);
2289 }
2290
2291 item.save_as(project, new_path, window, cx)
2292 })?
2293 } else {
2294 return Ok(false);
2295 };
2296
2297 save_task.await?;
2298 return Ok(true);
2299 }
2300 }
2301
2302 pane.update(cx, |_, cx| {
2303 cx.emit(Event::UserSavedItem {
2304 item: item.downgrade_item(),
2305 save_intent,
2306 });
2307 true
2308 })
2309 }
2310
2311 pub fn autosave_item(
2312 item: &dyn ItemHandle,
2313 project: Entity<Project>,
2314 window: &mut Window,
2315 cx: &mut App,
2316 ) -> Task<Result<()>> {
2317 let format = !matches!(
2318 item.workspace_settings(cx).autosave,
2319 AutosaveSetting::AfterDelay { .. }
2320 );
2321 if item.can_autosave(cx) {
2322 item.save(
2323 SaveOptions {
2324 format,
2325 autosave: true,
2326 },
2327 project,
2328 window,
2329 cx,
2330 )
2331 } else {
2332 Task::ready(Ok(()))
2333 }
2334 }
2335
2336 pub fn focus_active_item(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2337 if let Some(active_item) = self.active_item() {
2338 let focus_handle = active_item.item_focus_handle(cx);
2339 window.focus(&focus_handle);
2340 }
2341 }
2342
2343 pub fn split(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2344 cx.emit(Event::Split {
2345 direction,
2346 clone_active_item: true,
2347 });
2348 }
2349
2350 pub fn split_and_move(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2351 if self.items.len() > 1 {
2352 cx.emit(Event::Split {
2353 direction,
2354 clone_active_item: false,
2355 });
2356 }
2357 }
2358
2359 pub fn toolbar(&self) -> &Entity<Toolbar> {
2360 &self.toolbar
2361 }
2362
2363 pub fn handle_deleted_project_item(
2364 &mut self,
2365 entry_id: ProjectEntryId,
2366 window: &mut Window,
2367 cx: &mut Context<Pane>,
2368 ) -> Option<()> {
2369 let item_id = self.items().find_map(|item| {
2370 if item.buffer_kind(cx) == ItemBufferKind::Singleton
2371 && item.project_entry_ids(cx).as_slice() == [entry_id]
2372 {
2373 Some(item.item_id())
2374 } else {
2375 None
2376 }
2377 })?;
2378
2379 self.remove_item(item_id, false, true, window, cx);
2380 self.nav_history.remove_item(item_id);
2381
2382 Some(())
2383 }
2384
2385 fn update_toolbar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2386 let active_item = self
2387 .items
2388 .get(self.active_item_index)
2389 .map(|item| item.as_ref());
2390 self.toolbar.update(cx, |toolbar, cx| {
2391 toolbar.set_active_item(active_item, window, cx);
2392 });
2393 }
2394
2395 fn update_status_bar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2396 let workspace = self.workspace.clone();
2397 let pane = cx.entity();
2398
2399 window.defer(cx, move |window, cx| {
2400 let Ok(status_bar) =
2401 workspace.read_with(cx, |workspace, _| workspace.status_bar.clone())
2402 else {
2403 return;
2404 };
2405
2406 status_bar.update(cx, move |status_bar, cx| {
2407 status_bar.set_active_pane(&pane, window, cx);
2408 });
2409 });
2410 }
2411
2412 fn entry_abs_path(&self, entry: ProjectEntryId, cx: &App) -> Option<PathBuf> {
2413 let worktree = self
2414 .workspace
2415 .upgrade()?
2416 .read(cx)
2417 .project()
2418 .read(cx)
2419 .worktree_for_entry(entry, cx)?
2420 .read(cx);
2421 let entry = worktree.entry_for_id(entry)?;
2422 Some(match &entry.canonical_path {
2423 Some(canonical_path) => canonical_path.to_path_buf(),
2424 None => worktree.absolutize(&entry.path),
2425 })
2426 }
2427
2428 pub fn icon_color(selected: bool) -> Color {
2429 if selected {
2430 Color::Default
2431 } else {
2432 Color::Muted
2433 }
2434 }
2435
2436 fn toggle_pin_tab(&mut self, _: &TogglePinTab, window: &mut Window, cx: &mut Context<Self>) {
2437 if self.items.is_empty() {
2438 return;
2439 }
2440 let active_tab_ix = self.active_item_index();
2441 if self.is_tab_pinned(active_tab_ix) {
2442 self.unpin_tab_at(active_tab_ix, window, cx);
2443 } else {
2444 self.pin_tab_at(active_tab_ix, window, cx);
2445 }
2446 }
2447
2448 fn unpin_all_tabs(&mut self, _: &UnpinAllTabs, window: &mut Window, cx: &mut Context<Self>) {
2449 if self.items.is_empty() {
2450 return;
2451 }
2452
2453 let pinned_item_ids = self.pinned_item_ids().into_iter().rev();
2454
2455 for pinned_item_id in pinned_item_ids {
2456 if let Some(ix) = self.index_for_item_id(pinned_item_id) {
2457 self.unpin_tab_at(ix, window, cx);
2458 }
2459 }
2460 }
2461
2462 fn pin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2463 self.change_tab_pin_state(ix, PinOperation::Pin, window, cx);
2464 }
2465
2466 fn unpin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2467 self.change_tab_pin_state(ix, PinOperation::Unpin, window, cx);
2468 }
2469
2470 fn change_tab_pin_state(
2471 &mut self,
2472 ix: usize,
2473 operation: PinOperation,
2474 window: &mut Window,
2475 cx: &mut Context<Self>,
2476 ) {
2477 maybe!({
2478 let pane = cx.entity();
2479
2480 let destination_index = match operation {
2481 PinOperation::Pin => self.pinned_tab_count.min(ix),
2482 PinOperation::Unpin => self.pinned_tab_count.checked_sub(1)?,
2483 };
2484
2485 let id = self.item_for_index(ix)?.item_id();
2486 let should_activate = ix == self.active_item_index;
2487
2488 if matches!(operation, PinOperation::Pin) && self.is_active_preview_item(id) {
2489 self.set_preview_item_id(None, cx);
2490 }
2491
2492 match operation {
2493 PinOperation::Pin => self.pinned_tab_count += 1,
2494 PinOperation::Unpin => self.pinned_tab_count -= 1,
2495 }
2496
2497 if ix == destination_index {
2498 cx.notify();
2499 } else {
2500 self.workspace
2501 .update(cx, |_, cx| {
2502 cx.defer_in(window, move |_, window, cx| {
2503 move_item(
2504 &pane,
2505 &pane,
2506 id,
2507 destination_index,
2508 should_activate,
2509 window,
2510 cx,
2511 );
2512 });
2513 })
2514 .ok()?;
2515 }
2516
2517 let event = match operation {
2518 PinOperation::Pin => Event::ItemPinned,
2519 PinOperation::Unpin => Event::ItemUnpinned,
2520 };
2521
2522 cx.emit(event);
2523
2524 Some(())
2525 });
2526 }
2527
2528 fn is_tab_pinned(&self, ix: usize) -> bool {
2529 self.pinned_tab_count > ix
2530 }
2531
2532 fn has_unpinned_tabs(&self) -> bool {
2533 self.pinned_tab_count < self.items.len()
2534 }
2535
2536 fn activate_unpinned_tab(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2537 if self.items.is_empty() {
2538 return;
2539 }
2540 let Some(index) = self
2541 .items()
2542 .enumerate()
2543 .find_map(|(index, _item)| (!self.is_tab_pinned(index)).then_some(index))
2544 else {
2545 return;
2546 };
2547 self.activate_item(index, true, true, window, cx);
2548 }
2549
2550 fn render_tab(
2551 &self,
2552 ix: usize,
2553 item: &dyn ItemHandle,
2554 detail: usize,
2555 focus_handle: &FocusHandle,
2556 window: &mut Window,
2557 cx: &mut Context<Pane>,
2558 ) -> impl IntoElement + use<> {
2559 let is_active = ix == self.active_item_index;
2560 let is_preview = self
2561 .preview_item_id
2562 .map(|id| id == item.item_id())
2563 .unwrap_or(false);
2564
2565 let label = item.tab_content(
2566 TabContentParams {
2567 detail: Some(detail),
2568 selected: is_active,
2569 preview: is_preview,
2570 deemphasized: !self.has_focus(window, cx),
2571 },
2572 window,
2573 cx,
2574 );
2575
2576 let item_diagnostic = item
2577 .project_path(cx)
2578 .map_or(None, |project_path| self.diagnostics.get(&project_path));
2579
2580 let decorated_icon = item_diagnostic.map_or(None, |diagnostic| {
2581 let icon = match item.tab_icon(window, cx) {
2582 Some(icon) => icon,
2583 None => return None,
2584 };
2585
2586 let knockout_item_color = if is_active {
2587 cx.theme().colors().tab_active_background
2588 } else {
2589 cx.theme().colors().tab_bar_background
2590 };
2591
2592 let (icon_decoration, icon_color) = if matches!(diagnostic, &DiagnosticSeverity::ERROR)
2593 {
2594 (IconDecorationKind::X, Color::Error)
2595 } else {
2596 (IconDecorationKind::Triangle, Color::Warning)
2597 };
2598
2599 Some(DecoratedIcon::new(
2600 icon.size(IconSize::Small).color(Color::Muted),
2601 Some(
2602 IconDecoration::new(icon_decoration, knockout_item_color, cx)
2603 .color(icon_color.color(cx))
2604 .position(Point {
2605 x: px(-2.),
2606 y: px(-2.),
2607 }),
2608 ),
2609 ))
2610 });
2611
2612 let icon = if decorated_icon.is_none() {
2613 match item_diagnostic {
2614 Some(&DiagnosticSeverity::ERROR) => None,
2615 Some(&DiagnosticSeverity::WARNING) => None,
2616 _ => item
2617 .tab_icon(window, cx)
2618 .map(|icon| icon.color(Color::Muted)),
2619 }
2620 .map(|icon| icon.size(IconSize::Small))
2621 } else {
2622 None
2623 };
2624
2625 let settings = ItemSettings::get_global(cx);
2626 let close_side = &settings.close_position;
2627 let show_close_button = &settings.show_close_button;
2628 let indicator = render_item_indicator(item.boxed_clone(), cx);
2629 let item_id = item.item_id();
2630 let is_first_item = ix == 0;
2631 let is_last_item = ix == self.items.len() - 1;
2632 let is_pinned = self.is_tab_pinned(ix);
2633 let position_relative_to_active_item = ix.cmp(&self.active_item_index);
2634
2635 let tab = Tab::new(ix)
2636 .position(if is_first_item {
2637 TabPosition::First
2638 } else if is_last_item {
2639 TabPosition::Last
2640 } else {
2641 TabPosition::Middle(position_relative_to_active_item)
2642 })
2643 .close_side(match close_side {
2644 ClosePosition::Left => ui::TabCloseSide::Start,
2645 ClosePosition::Right => ui::TabCloseSide::End,
2646 })
2647 .toggle_state(is_active)
2648 .on_click(cx.listener(move |pane: &mut Self, _, window, cx| {
2649 pane.activate_item(ix, true, true, window, cx)
2650 }))
2651 // TODO: This should be a click listener with the middle mouse button instead of a mouse down listener.
2652 .on_mouse_down(
2653 MouseButton::Middle,
2654 cx.listener(move |pane, _event, window, cx| {
2655 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2656 .detach_and_log_err(cx);
2657 }),
2658 )
2659 .on_mouse_down(
2660 MouseButton::Left,
2661 cx.listener(move |pane, event: &MouseDownEvent, _, cx| {
2662 if let Some(id) = pane.preview_item_id
2663 && id == item_id
2664 && event.click_count > 1
2665 {
2666 pane.set_preview_item_id(None, cx);
2667 }
2668 }),
2669 )
2670 .on_drag(
2671 DraggedTab {
2672 item: item.boxed_clone(),
2673 pane: cx.entity(),
2674 detail,
2675 is_active,
2676 ix,
2677 },
2678 |tab, _, _, cx| cx.new(|_| tab.clone()),
2679 )
2680 .drag_over::<DraggedTab>(move |tab, dragged_tab: &DraggedTab, _, cx| {
2681 let mut styled_tab = tab
2682 .bg(cx.theme().colors().drop_target_background)
2683 .border_color(cx.theme().colors().drop_target_border)
2684 .border_0();
2685
2686 if ix < dragged_tab.ix {
2687 styled_tab = styled_tab.border_l_2();
2688 } else if ix > dragged_tab.ix {
2689 styled_tab = styled_tab.border_r_2();
2690 }
2691
2692 styled_tab
2693 })
2694 .drag_over::<DraggedSelection>(|tab, _, _, cx| {
2695 tab.bg(cx.theme().colors().drop_target_background)
2696 })
2697 .when_some(self.can_drop_predicate.clone(), |this, p| {
2698 this.can_drop(move |a, window, cx| p(a, window, cx))
2699 })
2700 .on_drop(
2701 cx.listener(move |this, dragged_tab: &DraggedTab, window, cx| {
2702 this.drag_split_direction = None;
2703 this.handle_tab_drop(dragged_tab, ix, window, cx)
2704 }),
2705 )
2706 .on_drop(
2707 cx.listener(move |this, selection: &DraggedSelection, window, cx| {
2708 this.drag_split_direction = None;
2709 this.handle_dragged_selection_drop(selection, Some(ix), window, cx)
2710 }),
2711 )
2712 .on_drop(cx.listener(move |this, paths, window, cx| {
2713 this.drag_split_direction = None;
2714 this.handle_external_paths_drop(paths, window, cx)
2715 }))
2716 .when_some(item.tab_tooltip_content(cx), |tab, content| match content {
2717 TabTooltipContent::Text(text) => tab.tooltip(Tooltip::text(text)),
2718 TabTooltipContent::Custom(element_fn) => {
2719 tab.tooltip(move |window, cx| element_fn(window, cx))
2720 }
2721 })
2722 .start_slot::<Indicator>(indicator)
2723 .map(|this| {
2724 let end_slot_action: &'static dyn Action;
2725 let end_slot_tooltip_text: &'static str;
2726 let end_slot = if is_pinned {
2727 end_slot_action = &TogglePinTab;
2728 end_slot_tooltip_text = "Unpin Tab";
2729 IconButton::new("unpin tab", IconName::Pin)
2730 .shape(IconButtonShape::Square)
2731 .icon_color(Color::Muted)
2732 .size(ButtonSize::None)
2733 .icon_size(IconSize::Small)
2734 .on_click(cx.listener(move |pane, _, window, cx| {
2735 pane.unpin_tab_at(ix, window, cx);
2736 }))
2737 } else {
2738 end_slot_action = &CloseActiveItem {
2739 save_intent: None,
2740 close_pinned: false,
2741 };
2742 end_slot_tooltip_text = "Close Tab";
2743 match show_close_button {
2744 ShowCloseButton::Always => IconButton::new("close tab", IconName::Close),
2745 ShowCloseButton::Hover => {
2746 IconButton::new("close tab", IconName::Close).visible_on_hover("")
2747 }
2748 ShowCloseButton::Hidden => return this,
2749 }
2750 .shape(IconButtonShape::Square)
2751 .icon_color(Color::Muted)
2752 .size(ButtonSize::None)
2753 .icon_size(IconSize::Small)
2754 .on_click(cx.listener(move |pane, _, window, cx| {
2755 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2756 .detach_and_log_err(cx);
2757 }))
2758 }
2759 .map(|this| {
2760 if is_active {
2761 let focus_handle = focus_handle.clone();
2762 this.tooltip(move |_window, cx| {
2763 Tooltip::for_action_in(
2764 end_slot_tooltip_text,
2765 end_slot_action,
2766 &focus_handle,
2767 cx,
2768 )
2769 })
2770 } else {
2771 this.tooltip(Tooltip::text(end_slot_tooltip_text))
2772 }
2773 });
2774 this.end_slot(end_slot)
2775 })
2776 .child(
2777 h_flex()
2778 .gap_1()
2779 .items_center()
2780 .children(
2781 std::iter::once(if let Some(decorated_icon) = decorated_icon {
2782 Some(div().child(decorated_icon.into_any_element()))
2783 } else {
2784 icon.map(|icon| div().child(icon.into_any_element()))
2785 })
2786 .flatten(),
2787 )
2788 .child(label),
2789 );
2790
2791 let single_entry_to_resolve = (self.items[ix].buffer_kind(cx) == ItemBufferKind::Singleton)
2792 .then(|| self.items[ix].project_entry_ids(cx).get(0).copied())
2793 .flatten();
2794
2795 let total_items = self.items.len();
2796 let has_multibuffer_items = self
2797 .items
2798 .iter()
2799 .any(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer);
2800 let has_items_to_left = ix > 0;
2801 let has_items_to_right = ix < total_items - 1;
2802 let has_clean_items = self.items.iter().any(|item| !item.is_dirty(cx));
2803 let is_pinned = self.is_tab_pinned(ix);
2804 let pane = cx.entity().downgrade();
2805 let menu_context = item.item_focus_handle(cx);
2806 right_click_menu(ix)
2807 .trigger(|_, _, _| tab)
2808 .menu(move |window, cx| {
2809 let pane = pane.clone();
2810 let menu_context = menu_context.clone();
2811 ContextMenu::build(window, cx, move |mut menu, window, cx| {
2812 let close_active_item_action = CloseActiveItem {
2813 save_intent: None,
2814 close_pinned: true,
2815 };
2816 let close_inactive_items_action = CloseOtherItems {
2817 save_intent: None,
2818 close_pinned: false,
2819 };
2820 let close_multibuffers_action = CloseMultibufferItems {
2821 save_intent: None,
2822 close_pinned: false,
2823 };
2824 let close_items_to_the_left_action = CloseItemsToTheLeft {
2825 close_pinned: false,
2826 };
2827 let close_items_to_the_right_action = CloseItemsToTheRight {
2828 close_pinned: false,
2829 };
2830 let close_clean_items_action = CloseCleanItems {
2831 close_pinned: false,
2832 };
2833 let close_all_items_action = CloseAllItems {
2834 save_intent: None,
2835 close_pinned: false,
2836 };
2837 if let Some(pane) = pane.upgrade() {
2838 menu = menu
2839 .entry(
2840 "Close",
2841 Some(Box::new(close_active_item_action)),
2842 window.handler_for(&pane, move |pane, window, cx| {
2843 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2844 .detach_and_log_err(cx);
2845 }),
2846 )
2847 .item(ContextMenuItem::Entry(
2848 ContextMenuEntry::new("Close Others")
2849 .action(Box::new(close_inactive_items_action.clone()))
2850 .disabled(total_items == 1)
2851 .handler(window.handler_for(&pane, move |pane, window, cx| {
2852 pane.close_other_items(
2853 &close_inactive_items_action,
2854 Some(item_id),
2855 window,
2856 cx,
2857 )
2858 .detach_and_log_err(cx);
2859 })),
2860 ))
2861 // We make this optional, instead of using disabled as to not overwhelm the context menu unnecessarily
2862 .extend(has_multibuffer_items.then(|| {
2863 ContextMenuItem::Entry(
2864 ContextMenuEntry::new("Close Multibuffers")
2865 .action(Box::new(close_multibuffers_action.clone()))
2866 .handler(window.handler_for(
2867 &pane,
2868 move |pane, window, cx| {
2869 pane.close_multibuffer_items(
2870 &close_multibuffers_action,
2871 window,
2872 cx,
2873 )
2874 .detach_and_log_err(cx);
2875 },
2876 )),
2877 )
2878 }))
2879 .separator()
2880 .item(ContextMenuItem::Entry(
2881 ContextMenuEntry::new("Close Left")
2882 .action(Box::new(close_items_to_the_left_action.clone()))
2883 .disabled(!has_items_to_left)
2884 .handler(window.handler_for(&pane, move |pane, window, cx| {
2885 pane.close_items_to_the_left_by_id(
2886 Some(item_id),
2887 &close_items_to_the_left_action,
2888 window,
2889 cx,
2890 )
2891 .detach_and_log_err(cx);
2892 })),
2893 ))
2894 .item(ContextMenuItem::Entry(
2895 ContextMenuEntry::new("Close Right")
2896 .action(Box::new(close_items_to_the_right_action.clone()))
2897 .disabled(!has_items_to_right)
2898 .handler(window.handler_for(&pane, move |pane, window, cx| {
2899 pane.close_items_to_the_right_by_id(
2900 Some(item_id),
2901 &close_items_to_the_right_action,
2902 window,
2903 cx,
2904 )
2905 .detach_and_log_err(cx);
2906 })),
2907 ))
2908 .separator()
2909 .item(ContextMenuItem::Entry(
2910 ContextMenuEntry::new("Close Clean")
2911 .action(Box::new(close_clean_items_action.clone()))
2912 .disabled(!has_clean_items)
2913 .handler(window.handler_for(&pane, move |pane, window, cx| {
2914 pane.close_clean_items(
2915 &close_clean_items_action,
2916 window,
2917 cx,
2918 )
2919 .detach_and_log_err(cx)
2920 })),
2921 ))
2922 .entry(
2923 "Close All",
2924 Some(Box::new(close_all_items_action.clone())),
2925 window.handler_for(&pane, move |pane, window, cx| {
2926 pane.close_all_items(&close_all_items_action, window, cx)
2927 .detach_and_log_err(cx)
2928 }),
2929 );
2930
2931 let pin_tab_entries = |menu: ContextMenu| {
2932 menu.separator().map(|this| {
2933 if is_pinned {
2934 this.entry(
2935 "Unpin Tab",
2936 Some(TogglePinTab.boxed_clone()),
2937 window.handler_for(&pane, move |pane, window, cx| {
2938 pane.unpin_tab_at(ix, window, cx);
2939 }),
2940 )
2941 } else {
2942 this.entry(
2943 "Pin Tab",
2944 Some(TogglePinTab.boxed_clone()),
2945 window.handler_for(&pane, move |pane, window, cx| {
2946 pane.pin_tab_at(ix, window, cx);
2947 }),
2948 )
2949 }
2950 })
2951 };
2952 if let Some(entry) = single_entry_to_resolve {
2953 let project_path = pane
2954 .read(cx)
2955 .item_for_entry(entry, cx)
2956 .and_then(|item| item.project_path(cx));
2957 let worktree = project_path.as_ref().and_then(|project_path| {
2958 pane.read(cx)
2959 .project
2960 .upgrade()?
2961 .read(cx)
2962 .worktree_for_id(project_path.worktree_id, cx)
2963 });
2964 let has_relative_path = worktree.as_ref().is_some_and(|worktree| {
2965 worktree
2966 .read(cx)
2967 .root_entry()
2968 .is_some_and(|entry| entry.is_dir())
2969 });
2970
2971 let entry_abs_path = pane.read(cx).entry_abs_path(entry, cx);
2972 let parent_abs_path = entry_abs_path
2973 .as_deref()
2974 .and_then(|abs_path| Some(abs_path.parent()?.to_path_buf()));
2975 let relative_path = project_path
2976 .map(|project_path| project_path.path)
2977 .filter(|_| has_relative_path);
2978
2979 let visible_in_project_panel = relative_path.is_some()
2980 && worktree.is_some_and(|worktree| worktree.read(cx).is_visible());
2981
2982 let entry_id = entry.to_proto();
2983 menu = menu
2984 .separator()
2985 .when_some(entry_abs_path, |menu, abs_path| {
2986 menu.entry(
2987 "Copy Path",
2988 Some(Box::new(zed_actions::workspace::CopyPath)),
2989 window.handler_for(&pane, move |_, _, cx| {
2990 cx.write_to_clipboard(ClipboardItem::new_string(
2991 abs_path.to_string_lossy().into_owned(),
2992 ));
2993 }),
2994 )
2995 })
2996 .when_some(relative_path, |menu, relative_path| {
2997 menu.entry(
2998 "Copy Relative Path",
2999 Some(Box::new(zed_actions::workspace::CopyRelativePath)),
3000 window.handler_for(&pane, move |this, _, cx| {
3001 let Some(project) = this.project.upgrade() else {
3002 return;
3003 };
3004 let path_style = project
3005 .update(cx, |project, cx| project.path_style(cx));
3006 cx.write_to_clipboard(ClipboardItem::new_string(
3007 relative_path.display(path_style).to_string(),
3008 ));
3009 }),
3010 )
3011 })
3012 .map(pin_tab_entries)
3013 .separator()
3014 .when(visible_in_project_panel, |menu| {
3015 menu.entry(
3016 "Reveal In Project Panel",
3017 Some(Box::new(RevealInProjectPanel::default())),
3018 window.handler_for(&pane, move |pane, _, cx| {
3019 pane.project
3020 .update(cx, |_, cx| {
3021 cx.emit(project::Event::RevealInProjectPanel(
3022 ProjectEntryId::from_proto(entry_id),
3023 ))
3024 })
3025 .ok();
3026 }),
3027 )
3028 })
3029 .when_some(parent_abs_path, |menu, parent_abs_path| {
3030 menu.entry(
3031 "Open in Terminal",
3032 Some(Box::new(OpenInTerminal)),
3033 window.handler_for(&pane, move |_, window, cx| {
3034 window.dispatch_action(
3035 OpenTerminal {
3036 working_directory: parent_abs_path.clone(),
3037 }
3038 .boxed_clone(),
3039 cx,
3040 );
3041 }),
3042 )
3043 });
3044 } else {
3045 menu = menu.map(pin_tab_entries);
3046 }
3047 }
3048
3049 menu.context(menu_context)
3050 })
3051 })
3052 }
3053
3054 fn render_tab_bar(&mut self, window: &mut Window, cx: &mut Context<Pane>) -> AnyElement {
3055 let focus_handle = self.focus_handle.clone();
3056 let navigate_backward = IconButton::new("navigate_backward", IconName::ArrowLeft)
3057 .icon_size(IconSize::Small)
3058 .on_click({
3059 let entity = cx.entity();
3060 move |_, window, cx| {
3061 entity.update(cx, |pane, cx| {
3062 pane.navigate_backward(&Default::default(), window, cx)
3063 })
3064 }
3065 })
3066 .disabled(!self.can_navigate_backward())
3067 .tooltip({
3068 let focus_handle = focus_handle.clone();
3069 move |_window, cx| Tooltip::for_action_in("Go Back", &GoBack, &focus_handle, cx)
3070 });
3071
3072 let navigate_forward = IconButton::new("navigate_forward", IconName::ArrowRight)
3073 .icon_size(IconSize::Small)
3074 .on_click({
3075 let entity = cx.entity();
3076 move |_, window, cx| {
3077 entity.update(cx, |pane, cx| {
3078 pane.navigate_forward(&Default::default(), window, cx)
3079 })
3080 }
3081 })
3082 .disabled(!self.can_navigate_forward())
3083 .tooltip({
3084 let focus_handle = focus_handle.clone();
3085 move |_window, cx| {
3086 Tooltip::for_action_in("Go Forward", &GoForward, &focus_handle, cx)
3087 }
3088 });
3089
3090 let mut tab_items = self
3091 .items
3092 .iter()
3093 .enumerate()
3094 .zip(tab_details(&self.items, window, cx))
3095 .map(|((ix, item), detail)| {
3096 self.render_tab(ix, &**item, detail, &focus_handle, window, cx)
3097 })
3098 .collect::<Vec<_>>();
3099 let tab_count = tab_items.len();
3100 if self.is_tab_pinned(tab_count) {
3101 log::warn!(
3102 "Pinned tab count ({}) exceeds actual tab count ({}). \
3103 This should not happen. If possible, add reproduction steps, \
3104 in a comment, to https://github.com/zed-industries/zed/issues/33342",
3105 self.pinned_tab_count,
3106 tab_count
3107 );
3108 self.pinned_tab_count = tab_count;
3109 }
3110 let unpinned_tabs = tab_items.split_off(self.pinned_tab_count);
3111 let pinned_tabs = tab_items;
3112 TabBar::new("tab_bar")
3113 .when(
3114 self.display_nav_history_buttons.unwrap_or_default(),
3115 |tab_bar| {
3116 tab_bar
3117 .start_child(navigate_backward)
3118 .start_child(navigate_forward)
3119 },
3120 )
3121 .map(|tab_bar| {
3122 if self.show_tab_bar_buttons {
3123 let render_tab_buttons = self.render_tab_bar_buttons.clone();
3124 let (left_children, right_children) = render_tab_buttons(self, window, cx);
3125 tab_bar
3126 .start_children(left_children)
3127 .end_children(right_children)
3128 } else {
3129 tab_bar
3130 }
3131 })
3132 .children(pinned_tabs.len().ne(&0).then(|| {
3133 let max_scroll = self.tab_bar_scroll_handle.max_offset().width;
3134 // We need to check both because offset returns delta values even when the scroll handle is not scrollable
3135 let is_scrollable = !max_scroll.is_zero();
3136 let is_scrolled = self.tab_bar_scroll_handle.offset().x < px(0.);
3137 let has_active_unpinned_tab = self.active_item_index >= self.pinned_tab_count;
3138 h_flex()
3139 .children(pinned_tabs)
3140 .when(is_scrollable && is_scrolled, |this| {
3141 this.when(has_active_unpinned_tab, |this| this.border_r_2())
3142 .when(!has_active_unpinned_tab, |this| this.border_r_1())
3143 .border_color(cx.theme().colors().border)
3144 })
3145 }))
3146 .child(
3147 h_flex()
3148 .id("unpinned tabs")
3149 .overflow_x_scroll()
3150 .w_full()
3151 .track_scroll(&self.tab_bar_scroll_handle)
3152 .on_scroll_wheel(cx.listener(|this, _, _, _| {
3153 this.suppress_scroll = true;
3154 }))
3155 .children(unpinned_tabs)
3156 .child(
3157 div()
3158 .id("tab_bar_drop_target")
3159 .min_w_6()
3160 // HACK: This empty child is currently necessary to force the drop target to appear
3161 // despite us setting a min width above.
3162 .child("")
3163 // HACK: h_full doesn't occupy the complete height, using fixed height instead
3164 .h(Tab::container_height(cx))
3165 .flex_grow()
3166 .drag_over::<DraggedTab>(|bar, _, _, cx| {
3167 bar.bg(cx.theme().colors().drop_target_background)
3168 })
3169 .drag_over::<DraggedSelection>(|bar, _, _, cx| {
3170 bar.bg(cx.theme().colors().drop_target_background)
3171 })
3172 .on_drop(cx.listener(
3173 move |this, dragged_tab: &DraggedTab, window, cx| {
3174 this.drag_split_direction = None;
3175 this.handle_tab_drop(dragged_tab, this.items.len(), window, cx)
3176 },
3177 ))
3178 .on_drop(cx.listener(
3179 move |this, selection: &DraggedSelection, window, cx| {
3180 this.drag_split_direction = None;
3181 this.handle_project_entry_drop(
3182 &selection.active_selection.entry_id,
3183 Some(tab_count),
3184 window,
3185 cx,
3186 )
3187 },
3188 ))
3189 .on_drop(cx.listener(move |this, paths, window, cx| {
3190 this.drag_split_direction = None;
3191 this.handle_external_paths_drop(paths, window, cx)
3192 }))
3193 .on_click(cx.listener(move |this, event: &ClickEvent, window, cx| {
3194 if event.click_count() == 2 {
3195 window.dispatch_action(
3196 this.double_click_dispatch_action.boxed_clone(),
3197 cx,
3198 );
3199 }
3200 })),
3201 ),
3202 )
3203 .into_any_element()
3204 }
3205
3206 pub fn render_menu_overlay(menu: &Entity<ContextMenu>) -> Div {
3207 div().absolute().bottom_0().right_0().size_0().child(
3208 deferred(anchored().anchor(Corner::TopRight).child(menu.clone())).with_priority(1),
3209 )
3210 }
3211
3212 pub fn set_zoomed(&mut self, zoomed: bool, cx: &mut Context<Self>) {
3213 self.zoomed = zoomed;
3214 cx.notify();
3215 }
3216
3217 pub fn is_zoomed(&self) -> bool {
3218 self.zoomed
3219 }
3220
3221 fn handle_drag_move<T: 'static>(
3222 &mut self,
3223 event: &DragMoveEvent<T>,
3224 window: &mut Window,
3225 cx: &mut Context<Self>,
3226 ) {
3227 let can_split_predicate = self.can_split_predicate.take();
3228 let can_split = match &can_split_predicate {
3229 Some(can_split_predicate) => {
3230 can_split_predicate(self, event.dragged_item(), window, cx)
3231 }
3232 None => false,
3233 };
3234 self.can_split_predicate = can_split_predicate;
3235 if !can_split {
3236 return;
3237 }
3238
3239 let rect = event.bounds.size;
3240
3241 let size = event.bounds.size.width.min(event.bounds.size.height)
3242 * WorkspaceSettings::get_global(cx).drop_target_size;
3243
3244 let relative_cursor = Point::new(
3245 event.event.position.x - event.bounds.left(),
3246 event.event.position.y - event.bounds.top(),
3247 );
3248
3249 let direction = if relative_cursor.x < size
3250 || relative_cursor.x > rect.width - size
3251 || relative_cursor.y < size
3252 || relative_cursor.y > rect.height - size
3253 {
3254 [
3255 SplitDirection::Up,
3256 SplitDirection::Right,
3257 SplitDirection::Down,
3258 SplitDirection::Left,
3259 ]
3260 .iter()
3261 .min_by_key(|side| match side {
3262 SplitDirection::Up => relative_cursor.y,
3263 SplitDirection::Right => rect.width - relative_cursor.x,
3264 SplitDirection::Down => rect.height - relative_cursor.y,
3265 SplitDirection::Left => relative_cursor.x,
3266 })
3267 .cloned()
3268 } else {
3269 None
3270 };
3271
3272 if direction != self.drag_split_direction {
3273 self.drag_split_direction = direction;
3274 }
3275 }
3276
3277 pub fn handle_tab_drop(
3278 &mut self,
3279 dragged_tab: &DraggedTab,
3280 ix: usize,
3281 window: &mut Window,
3282 cx: &mut Context<Self>,
3283 ) {
3284 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3285 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_tab, window, cx)
3286 {
3287 return;
3288 }
3289 let mut to_pane = cx.entity();
3290 let split_direction = self.drag_split_direction;
3291 let item_id = dragged_tab.item.item_id();
3292 if let Some(preview_item_id) = self.preview_item_id
3293 && item_id == preview_item_id
3294 {
3295 self.set_preview_item_id(None, cx);
3296 }
3297
3298 let is_clone = cfg!(target_os = "macos") && window.modifiers().alt
3299 || cfg!(not(target_os = "macos")) && window.modifiers().control;
3300
3301 let from_pane = dragged_tab.pane.clone();
3302
3303 self.workspace
3304 .update(cx, |_, cx| {
3305 cx.defer_in(window, move |workspace, window, cx| {
3306 if let Some(split_direction) = split_direction {
3307 to_pane = workspace.split_pane(to_pane, split_direction, window, cx);
3308 }
3309 let database_id = workspace.database_id();
3310 let was_pinned_in_from_pane = from_pane.read_with(cx, |pane, _| {
3311 pane.index_for_item_id(item_id)
3312 .is_some_and(|ix| pane.is_tab_pinned(ix))
3313 });
3314 let to_pane_old_length = to_pane.read(cx).items.len();
3315 if is_clone {
3316 let Some(item) = from_pane
3317 .read(cx)
3318 .items()
3319 .find(|item| item.item_id() == item_id)
3320 .cloned()
3321 else {
3322 return;
3323 };
3324 if item.can_split(cx) {
3325 let task = item.clone_on_split(database_id, window, cx);
3326 let to_pane = to_pane.downgrade();
3327 cx.spawn_in(window, async move |_, cx| {
3328 if let Some(item) = task.await {
3329 to_pane
3330 .update_in(cx, |pane, window, cx| {
3331 pane.add_item(item, true, true, None, window, cx)
3332 })
3333 .ok();
3334 }
3335 })
3336 .detach();
3337 } else {
3338 move_item(&from_pane, &to_pane, item_id, ix, true, window, cx);
3339 }
3340 } else {
3341 move_item(&from_pane, &to_pane, item_id, ix, true, window, cx);
3342 }
3343 to_pane.update(cx, |this, _| {
3344 if to_pane == from_pane {
3345 let actual_ix = this
3346 .items
3347 .iter()
3348 .position(|item| item.item_id() == item_id)
3349 .unwrap_or(0);
3350
3351 let is_pinned_in_to_pane = this.is_tab_pinned(actual_ix);
3352
3353 if !was_pinned_in_from_pane && is_pinned_in_to_pane {
3354 this.pinned_tab_count += 1;
3355 } else if was_pinned_in_from_pane && !is_pinned_in_to_pane {
3356 this.pinned_tab_count -= 1;
3357 }
3358 } else if this.items.len() >= to_pane_old_length {
3359 let is_pinned_in_to_pane = this.is_tab_pinned(ix);
3360 let item_created_pane = to_pane_old_length == 0;
3361 let is_first_position = ix == 0;
3362 let was_dropped_at_beginning = item_created_pane || is_first_position;
3363 let should_remain_pinned = is_pinned_in_to_pane
3364 || (was_pinned_in_from_pane && was_dropped_at_beginning);
3365
3366 if should_remain_pinned {
3367 this.pinned_tab_count += 1;
3368 }
3369 }
3370 });
3371 });
3372 })
3373 .log_err();
3374 }
3375
3376 fn handle_dragged_selection_drop(
3377 &mut self,
3378 dragged_selection: &DraggedSelection,
3379 dragged_onto: Option<usize>,
3380 window: &mut Window,
3381 cx: &mut Context<Self>,
3382 ) {
3383 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3384 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_selection, window, cx)
3385 {
3386 return;
3387 }
3388 self.handle_project_entry_drop(
3389 &dragged_selection.active_selection.entry_id,
3390 dragged_onto,
3391 window,
3392 cx,
3393 );
3394 }
3395
3396 fn handle_project_entry_drop(
3397 &mut self,
3398 project_entry_id: &ProjectEntryId,
3399 target: Option<usize>,
3400 window: &mut Window,
3401 cx: &mut Context<Self>,
3402 ) {
3403 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3404 && let ControlFlow::Break(()) = custom_drop_handle(self, project_entry_id, window, cx)
3405 {
3406 return;
3407 }
3408 let mut to_pane = cx.entity();
3409 let split_direction = self.drag_split_direction;
3410 let project_entry_id = *project_entry_id;
3411 self.workspace
3412 .update(cx, |_, cx| {
3413 cx.defer_in(window, move |workspace, window, cx| {
3414 if let Some(project_path) = workspace
3415 .project()
3416 .read(cx)
3417 .path_for_entry(project_entry_id, cx)
3418 {
3419 let load_path_task = workspace.load_path(project_path.clone(), window, cx);
3420 cx.spawn_in(window, async move |workspace, cx| {
3421 if let Some((project_entry_id, build_item)) =
3422 load_path_task.await.notify_async_err(cx)
3423 {
3424 let (to_pane, new_item_handle) = workspace
3425 .update_in(cx, |workspace, window, cx| {
3426 if let Some(split_direction) = split_direction {
3427 to_pane = workspace.split_pane(
3428 to_pane,
3429 split_direction,
3430 window,
3431 cx,
3432 );
3433 }
3434 let new_item_handle = to_pane.update(cx, |pane, cx| {
3435 pane.open_item(
3436 project_entry_id,
3437 project_path,
3438 true,
3439 false,
3440 true,
3441 target,
3442 window,
3443 cx,
3444 build_item,
3445 )
3446 });
3447 (to_pane, new_item_handle)
3448 })
3449 .log_err()?;
3450 to_pane
3451 .update_in(cx, |this, window, cx| {
3452 let Some(index) = this.index_for_item(&*new_item_handle)
3453 else {
3454 return;
3455 };
3456
3457 if target.is_some_and(|target| this.is_tab_pinned(target)) {
3458 this.pin_tab_at(index, window, cx);
3459 }
3460 })
3461 .ok()?
3462 }
3463 Some(())
3464 })
3465 .detach();
3466 };
3467 });
3468 })
3469 .log_err();
3470 }
3471
3472 fn handle_external_paths_drop(
3473 &mut self,
3474 paths: &ExternalPaths,
3475 window: &mut Window,
3476 cx: &mut Context<Self>,
3477 ) {
3478 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3479 && let ControlFlow::Break(()) = custom_drop_handle(self, paths, window, cx)
3480 {
3481 return;
3482 }
3483 let mut to_pane = cx.entity();
3484 let mut split_direction = self.drag_split_direction;
3485 let paths = paths.paths().to_vec();
3486 let is_remote = self
3487 .workspace
3488 .update(cx, |workspace, cx| {
3489 if workspace.project().read(cx).is_via_collab() {
3490 workspace.show_error(
3491 &anyhow::anyhow!("Cannot drop files on a remote project"),
3492 cx,
3493 );
3494 true
3495 } else {
3496 false
3497 }
3498 })
3499 .unwrap_or(true);
3500 if is_remote {
3501 return;
3502 }
3503
3504 self.workspace
3505 .update(cx, |workspace, cx| {
3506 let fs = Arc::clone(workspace.project().read(cx).fs());
3507 cx.spawn_in(window, async move |workspace, cx| {
3508 let mut is_file_checks = FuturesUnordered::new();
3509 for path in &paths {
3510 is_file_checks.push(fs.is_file(path))
3511 }
3512 let mut has_files_to_open = false;
3513 while let Some(is_file) = is_file_checks.next().await {
3514 if is_file {
3515 has_files_to_open = true;
3516 break;
3517 }
3518 }
3519 drop(is_file_checks);
3520 if !has_files_to_open {
3521 split_direction = None;
3522 }
3523
3524 if let Ok((open_task, to_pane)) =
3525 workspace.update_in(cx, |workspace, window, cx| {
3526 if let Some(split_direction) = split_direction {
3527 to_pane =
3528 workspace.split_pane(to_pane, split_direction, window, cx);
3529 }
3530 (
3531 workspace.open_paths(
3532 paths,
3533 OpenOptions {
3534 visible: Some(OpenVisible::OnlyDirectories),
3535 ..Default::default()
3536 },
3537 Some(to_pane.downgrade()),
3538 window,
3539 cx,
3540 ),
3541 to_pane,
3542 )
3543 })
3544 {
3545 let opened_items: Vec<_> = open_task.await;
3546 _ = workspace.update_in(cx, |workspace, window, cx| {
3547 for item in opened_items.into_iter().flatten() {
3548 if let Err(e) = item {
3549 workspace.show_error(&e, cx);
3550 }
3551 }
3552 if to_pane.read(cx).items_len() == 0 {
3553 workspace.remove_pane(to_pane, None, window, cx);
3554 }
3555 });
3556 }
3557 })
3558 .detach();
3559 })
3560 .log_err();
3561 }
3562
3563 pub fn display_nav_history_buttons(&mut self, display: Option<bool>) {
3564 self.display_nav_history_buttons = display;
3565 }
3566
3567 fn pinned_item_ids(&self) -> Vec<EntityId> {
3568 self.items
3569 .iter()
3570 .enumerate()
3571 .filter_map(|(index, item)| {
3572 if self.is_tab_pinned(index) {
3573 return Some(item.item_id());
3574 }
3575
3576 None
3577 })
3578 .collect()
3579 }
3580
3581 fn clean_item_ids(&self, cx: &mut Context<Pane>) -> Vec<EntityId> {
3582 self.items()
3583 .filter_map(|item| {
3584 if !item.is_dirty(cx) {
3585 return Some(item.item_id());
3586 }
3587
3588 None
3589 })
3590 .collect()
3591 }
3592
3593 fn to_the_side_item_ids(&self, item_id: EntityId, side: Side) -> Vec<EntityId> {
3594 match side {
3595 Side::Left => self
3596 .items()
3597 .take_while(|item| item.item_id() != item_id)
3598 .map(|item| item.item_id())
3599 .collect(),
3600 Side::Right => self
3601 .items()
3602 .rev()
3603 .take_while(|item| item.item_id() != item_id)
3604 .map(|item| item.item_id())
3605 .collect(),
3606 }
3607 }
3608
3609 fn multibuffer_item_ids(&self, cx: &mut Context<Pane>) -> Vec<EntityId> {
3610 self.items()
3611 .filter(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer)
3612 .map(|item| item.item_id())
3613 .collect()
3614 }
3615
3616 pub fn drag_split_direction(&self) -> Option<SplitDirection> {
3617 self.drag_split_direction
3618 }
3619
3620 pub fn set_zoom_out_on_close(&mut self, zoom_out_on_close: bool) {
3621 self.zoom_out_on_close = zoom_out_on_close;
3622 }
3623}
3624
3625fn default_render_tab_bar_buttons(
3626 pane: &mut Pane,
3627 window: &mut Window,
3628 cx: &mut Context<Pane>,
3629) -> (Option<AnyElement>, Option<AnyElement>) {
3630 if !pane.has_focus(window, cx) && !pane.context_menu_focused(window, cx) {
3631 return (None, None);
3632 }
3633 let (can_clone, can_split_move) = match pane.active_item() {
3634 Some(active_item) if active_item.can_split(cx) => (true, false),
3635 Some(_) => (false, pane.items_len() > 1),
3636 None => (false, false),
3637 };
3638 // Ideally we would return a vec of elements here to pass directly to the [TabBar]'s
3639 // `end_slot`, but due to needing a view here that isn't possible.
3640 let right_children = h_flex()
3641 // Instead we need to replicate the spacing from the [TabBar]'s `end_slot` here.
3642 .gap(DynamicSpacing::Base04.rems(cx))
3643 .child(
3644 PopoverMenu::new("pane-tab-bar-popover-menu")
3645 .trigger_with_tooltip(
3646 IconButton::new("plus", IconName::Plus).icon_size(IconSize::Small),
3647 Tooltip::text("New..."),
3648 )
3649 .anchor(Corner::TopRight)
3650 .with_handle(pane.new_item_context_menu_handle.clone())
3651 .menu(move |window, cx| {
3652 Some(ContextMenu::build(window, cx, |menu, _, _| {
3653 menu.action("New File", NewFile.boxed_clone())
3654 .action("Open File", ToggleFileFinder::default().boxed_clone())
3655 .separator()
3656 .action(
3657 "Search Project",
3658 DeploySearch {
3659 replace_enabled: false,
3660 included_files: None,
3661 excluded_files: None,
3662 }
3663 .boxed_clone(),
3664 )
3665 .action("Search Symbols", ToggleProjectSymbols.boxed_clone())
3666 .separator()
3667 .action("New Terminal", NewTerminal.boxed_clone())
3668 }))
3669 }),
3670 )
3671 .child(
3672 PopoverMenu::new("pane-tab-bar-split")
3673 .trigger_with_tooltip(
3674 IconButton::new("split", IconName::Split)
3675 .icon_size(IconSize::Small)
3676 .disabled(!can_clone && !can_split_move),
3677 Tooltip::text("Split Pane"),
3678 )
3679 .anchor(Corner::TopRight)
3680 .with_handle(pane.split_item_context_menu_handle.clone())
3681 .menu(move |window, cx| {
3682 ContextMenu::build(window, cx, |menu, _, _| {
3683 if can_split_move {
3684 menu.action("Split Right", SplitAndMoveRight.boxed_clone())
3685 .action("Split Left", SplitAndMoveLeft.boxed_clone())
3686 .action("Split Up", SplitAndMoveUp.boxed_clone())
3687 .action("Split Down", SplitAndMoveDown.boxed_clone())
3688 } else {
3689 menu.action("Split Right", SplitRight.boxed_clone())
3690 .action("Split Left", SplitLeft.boxed_clone())
3691 .action("Split Up", SplitUp.boxed_clone())
3692 .action("Split Down", SplitDown.boxed_clone())
3693 }
3694 })
3695 .into()
3696 }),
3697 )
3698 .child({
3699 let zoomed = pane.is_zoomed();
3700 IconButton::new("toggle_zoom", IconName::Maximize)
3701 .icon_size(IconSize::Small)
3702 .toggle_state(zoomed)
3703 .selected_icon(IconName::Minimize)
3704 .on_click(cx.listener(|pane, _, window, cx| {
3705 pane.toggle_zoom(&crate::ToggleZoom, window, cx);
3706 }))
3707 .tooltip(move |_window, cx| {
3708 Tooltip::for_action(
3709 if zoomed { "Zoom Out" } else { "Zoom In" },
3710 &ToggleZoom,
3711 cx,
3712 )
3713 })
3714 })
3715 .into_any_element()
3716 .into();
3717 (None, right_children)
3718}
3719
3720impl Focusable for Pane {
3721 fn focus_handle(&self, _cx: &App) -> FocusHandle {
3722 self.focus_handle.clone()
3723 }
3724}
3725
3726impl Render for Pane {
3727 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3728 let mut key_context = KeyContext::new_with_defaults();
3729 key_context.add("Pane");
3730 if self.active_item().is_none() {
3731 key_context.add("EmptyPane");
3732 }
3733
3734 self.toolbar
3735 .read(cx)
3736 .contribute_context(&mut key_context, cx);
3737
3738 let should_display_tab_bar = self.should_display_tab_bar.clone();
3739 let display_tab_bar = should_display_tab_bar(window, cx);
3740 let Some(project) = self.project.upgrade() else {
3741 return div().track_focus(&self.focus_handle(cx));
3742 };
3743 let is_local = project.read(cx).is_local();
3744
3745 v_flex()
3746 .key_context(key_context)
3747 .track_focus(&self.focus_handle(cx))
3748 .size_full()
3749 .flex_none()
3750 .overflow_hidden()
3751 .on_action(
3752 cx.listener(|pane, _: &SplitLeft, _, cx| pane.split(SplitDirection::Left, cx)),
3753 )
3754 .on_action(cx.listener(|pane, _: &SplitUp, _, cx| pane.split(SplitDirection::Up, cx)))
3755 .on_action(cx.listener(|pane, _: &SplitHorizontal, _, cx| {
3756 pane.split(SplitDirection::horizontal(cx), cx)
3757 }))
3758 .on_action(cx.listener(|pane, _: &SplitVertical, _, cx| {
3759 pane.split(SplitDirection::vertical(cx), cx)
3760 }))
3761 .on_action(
3762 cx.listener(|pane, _: &SplitRight, _, cx| pane.split(SplitDirection::Right, cx)),
3763 )
3764 .on_action(
3765 cx.listener(|pane, _: &SplitDown, _, cx| pane.split(SplitDirection::Down, cx)),
3766 )
3767 .on_action(cx.listener(|pane, _: &SplitAndMoveUp, _, cx| {
3768 pane.split_and_move(SplitDirection::Up, cx)
3769 }))
3770 .on_action(cx.listener(|pane, _: &SplitAndMoveDown, _, cx| {
3771 pane.split_and_move(SplitDirection::Down, cx)
3772 }))
3773 .on_action(cx.listener(|pane, _: &SplitAndMoveLeft, _, cx| {
3774 pane.split_and_move(SplitDirection::Left, cx)
3775 }))
3776 .on_action(cx.listener(|pane, _: &SplitAndMoveRight, _, cx| {
3777 pane.split_and_move(SplitDirection::Right, cx)
3778 }))
3779 .on_action(cx.listener(|_, _: &JoinIntoNext, _, cx| {
3780 cx.emit(Event::JoinIntoNext);
3781 }))
3782 .on_action(cx.listener(|_, _: &JoinAll, _, cx| {
3783 cx.emit(Event::JoinAll);
3784 }))
3785 .on_action(cx.listener(Pane::toggle_zoom))
3786 .on_action(cx.listener(Self::navigate_backward))
3787 .on_action(cx.listener(Self::navigate_forward))
3788 .on_action(cx.listener(Self::go_to_older_tag))
3789 .on_action(
3790 cx.listener(|pane: &mut Pane, action: &ActivateItem, window, cx| {
3791 pane.activate_item(
3792 action.0.min(pane.items.len().saturating_sub(1)),
3793 true,
3794 true,
3795 window,
3796 cx,
3797 );
3798 }),
3799 )
3800 .on_action(cx.listener(Self::alternate_file))
3801 .on_action(cx.listener(Self::activate_last_item))
3802 .on_action(cx.listener(Self::activate_previous_item))
3803 .on_action(cx.listener(Self::activate_next_item))
3804 .on_action(cx.listener(Self::swap_item_left))
3805 .on_action(cx.listener(Self::swap_item_right))
3806 .on_action(cx.listener(Self::toggle_pin_tab))
3807 .on_action(cx.listener(Self::unpin_all_tabs))
3808 .when(PreviewTabsSettings::get_global(cx).enabled, |this| {
3809 this.on_action(cx.listener(|pane: &mut Pane, _: &TogglePreviewTab, _, cx| {
3810 if let Some(active_item_id) = pane.active_item().map(|i| i.item_id()) {
3811 if pane.is_active_preview_item(active_item_id) {
3812 pane.set_preview_item_id(None, cx);
3813 } else {
3814 pane.set_preview_item_id(Some(active_item_id), cx);
3815 }
3816 }
3817 }))
3818 })
3819 .on_action(
3820 cx.listener(|pane: &mut Self, action: &CloseActiveItem, window, cx| {
3821 pane.close_active_item(action, window, cx)
3822 .detach_and_log_err(cx)
3823 }),
3824 )
3825 .on_action(
3826 cx.listener(|pane: &mut Self, action: &CloseOtherItems, window, cx| {
3827 pane.close_other_items(action, None, window, cx)
3828 .detach_and_log_err(cx);
3829 }),
3830 )
3831 .on_action(
3832 cx.listener(|pane: &mut Self, action: &CloseCleanItems, window, cx| {
3833 pane.close_clean_items(action, window, cx)
3834 .detach_and_log_err(cx)
3835 }),
3836 )
3837 .on_action(cx.listener(
3838 |pane: &mut Self, action: &CloseItemsToTheLeft, window, cx| {
3839 pane.close_items_to_the_left_by_id(None, action, window, cx)
3840 .detach_and_log_err(cx)
3841 },
3842 ))
3843 .on_action(cx.listener(
3844 |pane: &mut Self, action: &CloseItemsToTheRight, window, cx| {
3845 pane.close_items_to_the_right_by_id(None, action, window, cx)
3846 .detach_and_log_err(cx)
3847 },
3848 ))
3849 .on_action(
3850 cx.listener(|pane: &mut Self, action: &CloseAllItems, window, cx| {
3851 pane.close_all_items(action, window, cx)
3852 .detach_and_log_err(cx)
3853 }),
3854 )
3855 .on_action(cx.listener(
3856 |pane: &mut Self, action: &CloseMultibufferItems, window, cx| {
3857 pane.close_multibuffer_items(action, window, cx)
3858 .detach_and_log_err(cx)
3859 },
3860 ))
3861 .on_action(
3862 cx.listener(|pane: &mut Self, action: &RevealInProjectPanel, _, cx| {
3863 let entry_id = action
3864 .entry_id
3865 .map(ProjectEntryId::from_proto)
3866 .or_else(|| pane.active_item()?.project_entry_ids(cx).first().copied());
3867 if let Some(entry_id) = entry_id {
3868 pane.project
3869 .update(cx, |_, cx| {
3870 cx.emit(project::Event::RevealInProjectPanel(entry_id))
3871 })
3872 .ok();
3873 }
3874 }),
3875 )
3876 .on_action(cx.listener(|_, _: &menu::Cancel, window, cx| {
3877 if cx.stop_active_drag(window) {
3878 } else {
3879 cx.propagate();
3880 }
3881 }))
3882 .when(self.active_item().is_some() && display_tab_bar, |pane| {
3883 pane.child((self.render_tab_bar.clone())(self, window, cx))
3884 })
3885 .child({
3886 let has_worktrees = project.read(cx).visible_worktrees(cx).next().is_some();
3887 // main content
3888 div()
3889 .flex_1()
3890 .relative()
3891 .group("")
3892 .overflow_hidden()
3893 .on_drag_move::<DraggedTab>(cx.listener(Self::handle_drag_move))
3894 .on_drag_move::<DraggedSelection>(cx.listener(Self::handle_drag_move))
3895 .when(is_local, |div| {
3896 div.on_drag_move::<ExternalPaths>(cx.listener(Self::handle_drag_move))
3897 })
3898 .map(|div| {
3899 if let Some(item) = self.active_item() {
3900 div.id("pane_placeholder")
3901 .v_flex()
3902 .size_full()
3903 .overflow_hidden()
3904 .child(self.toolbar.clone())
3905 .child(item.to_any())
3906 } else {
3907 let placeholder = div
3908 .id("pane_placeholder")
3909 .h_flex()
3910 .size_full()
3911 .justify_center()
3912 .on_click(cx.listener(
3913 move |this, event: &ClickEvent, window, cx| {
3914 if event.click_count() == 2 {
3915 window.dispatch_action(
3916 this.double_click_dispatch_action.boxed_clone(),
3917 cx,
3918 );
3919 }
3920 },
3921 ));
3922 if has_worktrees {
3923 placeholder
3924 } else {
3925 placeholder.child(
3926 Label::new("Open a file or project to get started.")
3927 .color(Color::Muted),
3928 )
3929 }
3930 }
3931 })
3932 .child(
3933 // drag target
3934 div()
3935 .invisible()
3936 .absolute()
3937 .bg(cx.theme().colors().drop_target_background)
3938 .group_drag_over::<DraggedTab>("", |style| style.visible())
3939 .group_drag_over::<DraggedSelection>("", |style| style.visible())
3940 .when(is_local, |div| {
3941 div.group_drag_over::<ExternalPaths>("", |style| style.visible())
3942 })
3943 .when_some(self.can_drop_predicate.clone(), |this, p| {
3944 this.can_drop(move |a, window, cx| p(a, window, cx))
3945 })
3946 .on_drop(cx.listener(move |this, dragged_tab, window, cx| {
3947 this.handle_tab_drop(
3948 dragged_tab,
3949 this.active_item_index(),
3950 window,
3951 cx,
3952 )
3953 }))
3954 .on_drop(cx.listener(
3955 move |this, selection: &DraggedSelection, window, cx| {
3956 this.handle_dragged_selection_drop(selection, None, window, cx)
3957 },
3958 ))
3959 .on_drop(cx.listener(move |this, paths, window, cx| {
3960 this.handle_external_paths_drop(paths, window, cx)
3961 }))
3962 .map(|div| {
3963 let size = DefiniteLength::Fraction(0.5);
3964 match self.drag_split_direction {
3965 None => div.top_0().right_0().bottom_0().left_0(),
3966 Some(SplitDirection::Up) => {
3967 div.top_0().left_0().right_0().h(size)
3968 }
3969 Some(SplitDirection::Down) => {
3970 div.left_0().bottom_0().right_0().h(size)
3971 }
3972 Some(SplitDirection::Left) => {
3973 div.top_0().left_0().bottom_0().w(size)
3974 }
3975 Some(SplitDirection::Right) => {
3976 div.top_0().bottom_0().right_0().w(size)
3977 }
3978 }
3979 }),
3980 )
3981 })
3982 .on_mouse_down(
3983 MouseButton::Navigate(NavigationDirection::Back),
3984 cx.listener(|pane, _, window, cx| {
3985 if let Some(workspace) = pane.workspace.upgrade() {
3986 let pane = cx.entity().downgrade();
3987 window.defer(cx, move |window, cx| {
3988 workspace.update(cx, |workspace, cx| {
3989 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
3990 })
3991 })
3992 }
3993 }),
3994 )
3995 .on_mouse_down(
3996 MouseButton::Navigate(NavigationDirection::Forward),
3997 cx.listener(|pane, _, window, cx| {
3998 if let Some(workspace) = pane.workspace.upgrade() {
3999 let pane = cx.entity().downgrade();
4000 window.defer(cx, move |window, cx| {
4001 workspace.update(cx, |workspace, cx| {
4002 workspace
4003 .go_forward(pane, window, cx)
4004 .detach_and_log_err(cx)
4005 })
4006 })
4007 }
4008 }),
4009 )
4010 }
4011}
4012
4013impl ItemNavHistory {
4014 pub fn push<D: 'static + Send + Any>(&mut self, data: Option<D>, cx: &mut App) {
4015 if self
4016 .item
4017 .upgrade()
4018 .is_some_and(|item| item.include_in_nav_history())
4019 {
4020 self.history
4021 .push(data, self.item.clone(), self.is_preview, cx);
4022 }
4023 }
4024
4025 pub fn pop_backward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4026 self.history.pop(NavigationMode::GoingBack, cx)
4027 }
4028
4029 pub fn start_tag_jump<D>(&mut self, data: Option<D>, cx: &mut App)
4030 where
4031 D: 'static + Any + Send,
4032 {
4033 if self
4034 .item
4035 .upgrade()
4036 .is_some_and(|item| item.include_in_nav_history())
4037 {
4038 self.history.start_tag_jump(
4039 data.map(|data| Rc::new(data) as Rc<dyn Any + Send>),
4040 self.item.clone(),
4041 self.is_preview,
4042 cx,
4043 );
4044 }
4045 }
4046
4047 pub fn finish_tag_jump<D>(&mut self, data: Option<D>, cx: &mut App)
4048 where
4049 D: 'static + Any + Send,
4050 {
4051 if self
4052 .item
4053 .upgrade()
4054 .is_some_and(|item| item.include_in_nav_history())
4055 {
4056 self.history.finish_tag_jump(
4057 data.map(|data| Rc::new(data) as Rc<dyn Any + Send>),
4058 self.item.clone(),
4059 self.is_preview,
4060 cx,
4061 );
4062 }
4063 }
4064}
4065
4066impl NavHistory {
4067 pub fn for_each_entry(
4068 &self,
4069 cx: &App,
4070 mut f: impl FnMut(&NavigationEntry, (ProjectPath, Option<PathBuf>)),
4071 ) {
4072 let borrowed_history = self.0.lock();
4073 borrowed_history
4074 .forward_stack
4075 .iter()
4076 .chain(borrowed_history.backward_stack.iter())
4077 .chain(borrowed_history.closed_stack.iter())
4078 .for_each(|entry| {
4079 if let Some(project_and_abs_path) =
4080 borrowed_history.paths_by_item.get(&entry.item.id())
4081 {
4082 f(entry, project_and_abs_path.clone());
4083 } else if let Some(item) = entry.item.upgrade()
4084 && let Some(path) = item.project_path(cx)
4085 {
4086 f(entry, (path, None));
4087 }
4088 })
4089 }
4090
4091 pub fn set_mode(&mut self, mode: NavigationMode) {
4092 self.0.lock().mode = mode;
4093 }
4094
4095 pub fn mode(&self) -> NavigationMode {
4096 self.0.lock().mode
4097 }
4098
4099 pub fn disable(&mut self) {
4100 self.0.lock().mode = NavigationMode::Disabled;
4101 }
4102
4103 pub fn enable(&mut self) {
4104 self.0.lock().mode = NavigationMode::Normal;
4105 }
4106
4107 pub fn pop(&mut self, mode: NavigationMode, cx: &mut App) -> Option<NavigationEntry> {
4108 let mut state = self.0.lock();
4109 let entry = match mode {
4110 NavigationMode::Normal | NavigationMode::Disabled | NavigationMode::ClosingItem => {
4111 return None;
4112 }
4113 NavigationMode::GoingBack => &mut state.backward_stack,
4114 NavigationMode::GoingForward => &mut state.forward_stack,
4115 NavigationMode::ReopeningClosedItem => &mut state.closed_stack,
4116 }
4117 .pop_back();
4118 if entry.is_some() {
4119 state.did_update(cx);
4120 }
4121 entry
4122 }
4123
4124 pub fn push<D: 'static + Send + Any>(
4125 &mut self,
4126 data: Option<D>,
4127 item: Arc<dyn WeakItemHandle>,
4128 is_preview: bool,
4129 cx: &mut App,
4130 ) {
4131 let state = &mut *self.0.lock();
4132 match state.mode {
4133 NavigationMode::Disabled => {}
4134 NavigationMode::Normal | NavigationMode::ReopeningClosedItem => {
4135 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4136 state.backward_stack.pop_front();
4137 }
4138 state.backward_stack.push_back(NavigationEntry {
4139 item,
4140 data: data.map(|data| Rc::new(data) as Rc<dyn Any + Send>),
4141 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4142 is_preview,
4143 });
4144 state.forward_stack.clear();
4145 }
4146 NavigationMode::GoingBack => {
4147 if state.forward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4148 state.forward_stack.pop_front();
4149 }
4150 state.forward_stack.push_back(NavigationEntry {
4151 item,
4152 data: data.map(|data| Rc::new(data) as Rc<dyn Any + Send>),
4153 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4154 is_preview,
4155 });
4156 }
4157 NavigationMode::GoingForward => {
4158 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4159 state.backward_stack.pop_front();
4160 }
4161 state.backward_stack.push_back(NavigationEntry {
4162 item,
4163 data: data.map(|data| Rc::new(data) as Rc<dyn Any + Send>),
4164 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4165 is_preview,
4166 });
4167 }
4168 NavigationMode::ClosingItem => {
4169 if state.closed_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4170 state.closed_stack.pop_front();
4171 }
4172 state.closed_stack.push_back(NavigationEntry {
4173 item,
4174 data: data.map(|data| Rc::new(data) as Rc<dyn Any + Send>),
4175 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4176 is_preview,
4177 });
4178 }
4179 }
4180 state.did_update(cx);
4181 }
4182
4183 pub fn remove_item(&mut self, item_id: EntityId) {
4184 let mut state = self.0.lock();
4185 state.paths_by_item.remove(&item_id);
4186 state
4187 .backward_stack
4188 .retain(|entry| entry.item.id() != item_id);
4189 state
4190 .forward_stack
4191 .retain(|entry| entry.item.id() != item_id);
4192 state
4193 .closed_stack
4194 .retain(|entry| entry.item.id() != item_id);
4195 }
4196
4197 pub fn path_for_item(&self, item_id: EntityId) -> Option<(ProjectPath, Option<PathBuf>)> {
4198 self.0.lock().paths_by_item.get(&item_id).cloned()
4199 }
4200
4201 pub fn start_tag_jump(
4202 &mut self,
4203 data: Option<Rc<dyn Any + Send>>,
4204 item: Arc<dyn WeakItemHandle>,
4205 is_preview: bool,
4206 _cx: &mut App,
4207 ) {
4208 self.0.lock().pending_tag_source.replace(NavigationEntry {
4209 item,
4210 data,
4211 timestamp: 0,
4212 is_preview,
4213 });
4214 }
4215
4216 pub fn finish_tag_jump(
4217 &mut self,
4218 data: Option<Rc<dyn Any + Send>>,
4219 item: Arc<dyn WeakItemHandle>,
4220 is_preview: bool,
4221 _cx: &mut App,
4222 ) {
4223 let mut state = self.0.lock();
4224 let Some(source) = state.pending_tag_source.take() else {
4225 debug_panic!("Finished tag jump without starting one?");
4226 return;
4227 };
4228 let dest = NavigationEntry {
4229 item,
4230 data,
4231 timestamp: 0,
4232 is_preview,
4233 };
4234 let truncate_to = state.tag_stack_pos;
4235 state.tag_stack.truncate(truncate_to);
4236 state.tag_stack.push_back((source, dest));
4237 state.tag_stack_pos += 1;
4238 }
4239
4240 pub fn tag_stack_back(&mut self) -> Option<NavigationEntry> {
4241 let mut state = self.0.lock();
4242 if state.tag_stack_pos > 0 {
4243 state.tag_stack_pos -= 1;
4244 Some(state.tag_stack[state.tag_stack_pos].0.clone())
4245 } else {
4246 None
4247 }
4248 }
4249}
4250
4251impl NavHistoryState {
4252 pub fn did_update(&self, cx: &mut App) {
4253 if let Some(pane) = self.pane.upgrade() {
4254 cx.defer(move |cx| {
4255 pane.update(cx, |pane, cx| pane.history_updated(cx));
4256 });
4257 }
4258 }
4259}
4260
4261fn dirty_message_for(buffer_path: Option<ProjectPath>, path_style: PathStyle) -> String {
4262 let path = buffer_path
4263 .as_ref()
4264 .and_then(|p| {
4265 let path = p.path.display(path_style);
4266 if path.is_empty() { None } else { Some(path) }
4267 })
4268 .unwrap_or("This buffer".into());
4269 let path = truncate_and_remove_front(&path, 80);
4270 format!("{path} contains unsaved edits. Do you want to save it?")
4271}
4272
4273pub fn tab_details(items: &[Box<dyn ItemHandle>], _window: &Window, cx: &App) -> Vec<usize> {
4274 let mut tab_details = items.iter().map(|_| 0).collect::<Vec<_>>();
4275 let mut tab_descriptions = HashMap::default();
4276 let mut done = false;
4277 while !done {
4278 done = true;
4279
4280 // Store item indices by their tab description.
4281 for (ix, (item, detail)) in items.iter().zip(&tab_details).enumerate() {
4282 let description = item.tab_content_text(*detail, cx);
4283 if *detail == 0 || description != item.tab_content_text(detail - 1, cx) {
4284 tab_descriptions
4285 .entry(description)
4286 .or_insert(Vec::new())
4287 .push(ix);
4288 }
4289 }
4290
4291 // If two or more items have the same tab description, increase their level
4292 // of detail and try again.
4293 for (_, item_ixs) in tab_descriptions.drain() {
4294 if item_ixs.len() > 1 {
4295 done = false;
4296 for ix in item_ixs {
4297 tab_details[ix] += 1;
4298 }
4299 }
4300 }
4301 }
4302
4303 tab_details
4304}
4305
4306pub fn render_item_indicator(item: Box<dyn ItemHandle>, cx: &App) -> Option<Indicator> {
4307 maybe!({
4308 let indicator_color = match (item.has_conflict(cx), item.is_dirty(cx)) {
4309 (true, _) => Color::Warning,
4310 (_, true) => Color::Accent,
4311 (false, false) => return None,
4312 };
4313
4314 Some(Indicator::dot().color(indicator_color))
4315 })
4316}
4317
4318impl Render for DraggedTab {
4319 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
4320 let ui_font = ThemeSettings::get_global(cx).ui_font.clone();
4321 let label = self.item.tab_content(
4322 TabContentParams {
4323 detail: Some(self.detail),
4324 selected: false,
4325 preview: false,
4326 deemphasized: false,
4327 },
4328 window,
4329 cx,
4330 );
4331 Tab::new("")
4332 .toggle_state(self.is_active)
4333 .child(label)
4334 .render(window, cx)
4335 .font(ui_font)
4336 }
4337}
4338
4339#[cfg(test)]
4340mod tests {
4341 use std::num::NonZero;
4342
4343 use super::*;
4344 use crate::item::test::{TestItem, TestProjectItem};
4345 use gpui::{TestAppContext, VisualTestContext, size};
4346 use project::FakeFs;
4347 use settings::SettingsStore;
4348 use theme::LoadThemes;
4349 use util::TryFutureExt;
4350
4351 #[gpui::test]
4352 async fn test_add_item_capped_to_max_tabs(cx: &mut TestAppContext) {
4353 init_test(cx);
4354 let fs = FakeFs::new(cx.executor());
4355
4356 let project = Project::test(fs, None, cx).await;
4357 let (workspace, cx) =
4358 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4359 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4360
4361 for i in 0..7 {
4362 add_labeled_item(&pane, format!("{}", i).as_str(), false, cx);
4363 }
4364
4365 set_max_tabs(cx, Some(5));
4366 add_labeled_item(&pane, "7", false, cx);
4367 // Remove items to respect the max tab cap.
4368 assert_item_labels(&pane, ["3", "4", "5", "6", "7*"], cx);
4369 pane.update_in(cx, |pane, window, cx| {
4370 pane.activate_item(0, false, false, window, cx);
4371 });
4372 add_labeled_item(&pane, "X", false, cx);
4373 // Respect activation order.
4374 assert_item_labels(&pane, ["3", "X*", "5", "6", "7"], cx);
4375
4376 for i in 0..7 {
4377 add_labeled_item(&pane, format!("D{}", i).as_str(), true, cx);
4378 }
4379 // Keeps dirty items, even over max tab cap.
4380 assert_item_labels(
4381 &pane,
4382 ["D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6*^"],
4383 cx,
4384 );
4385
4386 set_max_tabs(cx, None);
4387 for i in 0..7 {
4388 add_labeled_item(&pane, format!("N{}", i).as_str(), false, cx);
4389 }
4390 // No cap when max tabs is None.
4391 assert_item_labels(
4392 &pane,
4393 [
4394 "D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6^", "N0", "N1", "N2", "N3", "N4",
4395 "N5", "N6*",
4396 ],
4397 cx,
4398 );
4399 }
4400
4401 #[gpui::test]
4402 async fn test_reduce_max_tabs_closes_existing_items(cx: &mut TestAppContext) {
4403 init_test(cx);
4404 let fs = FakeFs::new(cx.executor());
4405
4406 let project = Project::test(fs, None, cx).await;
4407 let (workspace, cx) =
4408 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4409 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4410
4411 add_labeled_item(&pane, "A", false, cx);
4412 add_labeled_item(&pane, "B", false, cx);
4413 let item_c = add_labeled_item(&pane, "C", false, cx);
4414 let item_d = add_labeled_item(&pane, "D", false, cx);
4415 add_labeled_item(&pane, "E", false, cx);
4416 add_labeled_item(&pane, "Settings", false, cx);
4417 assert_item_labels(&pane, ["A", "B", "C", "D", "E", "Settings*"], cx);
4418
4419 set_max_tabs(cx, Some(5));
4420 assert_item_labels(&pane, ["B", "C", "D", "E", "Settings*"], cx);
4421
4422 set_max_tabs(cx, Some(4));
4423 assert_item_labels(&pane, ["C", "D", "E", "Settings*"], cx);
4424
4425 pane.update_in(cx, |pane, window, cx| {
4426 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4427 pane.pin_tab_at(ix, window, cx);
4428
4429 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4430 pane.pin_tab_at(ix, window, cx);
4431 });
4432 assert_item_labels(&pane, ["C!", "D!", "E", "Settings*"], cx);
4433
4434 set_max_tabs(cx, Some(2));
4435 assert_item_labels(&pane, ["C!", "D!", "Settings*"], cx);
4436 }
4437
4438 #[gpui::test]
4439 async fn test_allow_pinning_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4440 init_test(cx);
4441 let fs = FakeFs::new(cx.executor());
4442
4443 let project = Project::test(fs, None, cx).await;
4444 let (workspace, cx) =
4445 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4446 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4447
4448 set_max_tabs(cx, Some(1));
4449 let item_a = add_labeled_item(&pane, "A", true, cx);
4450
4451 pane.update_in(cx, |pane, window, cx| {
4452 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4453 pane.pin_tab_at(ix, window, cx);
4454 });
4455 assert_item_labels(&pane, ["A*^!"], cx);
4456 }
4457
4458 #[gpui::test]
4459 async fn test_allow_pinning_non_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4460 init_test(cx);
4461 let fs = FakeFs::new(cx.executor());
4462
4463 let project = Project::test(fs, None, cx).await;
4464 let (workspace, cx) =
4465 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4466 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4467
4468 set_max_tabs(cx, Some(1));
4469 let item_a = add_labeled_item(&pane, "A", false, cx);
4470
4471 pane.update_in(cx, |pane, window, cx| {
4472 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4473 pane.pin_tab_at(ix, window, cx);
4474 });
4475 assert_item_labels(&pane, ["A*!"], cx);
4476 }
4477
4478 #[gpui::test]
4479 async fn test_pin_tabs_incrementally_at_max_capacity(cx: &mut TestAppContext) {
4480 init_test(cx);
4481 let fs = FakeFs::new(cx.executor());
4482
4483 let project = Project::test(fs, None, cx).await;
4484 let (workspace, cx) =
4485 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4486 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4487
4488 set_max_tabs(cx, Some(3));
4489
4490 let item_a = add_labeled_item(&pane, "A", false, cx);
4491 assert_item_labels(&pane, ["A*"], cx);
4492
4493 pane.update_in(cx, |pane, window, cx| {
4494 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4495 pane.pin_tab_at(ix, window, cx);
4496 });
4497 assert_item_labels(&pane, ["A*!"], cx);
4498
4499 let item_b = add_labeled_item(&pane, "B", false, cx);
4500 assert_item_labels(&pane, ["A!", "B*"], cx);
4501
4502 pane.update_in(cx, |pane, window, cx| {
4503 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4504 pane.pin_tab_at(ix, window, cx);
4505 });
4506 assert_item_labels(&pane, ["A!", "B*!"], cx);
4507
4508 let item_c = add_labeled_item(&pane, "C", false, cx);
4509 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4510
4511 pane.update_in(cx, |pane, window, cx| {
4512 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4513 pane.pin_tab_at(ix, window, cx);
4514 });
4515 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4516 }
4517
4518 #[gpui::test]
4519 async fn test_pin_tabs_left_to_right_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4520 init_test(cx);
4521 let fs = FakeFs::new(cx.executor());
4522
4523 let project = Project::test(fs, None, cx).await;
4524 let (workspace, cx) =
4525 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4526 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4527
4528 set_max_tabs(cx, Some(3));
4529
4530 let item_a = add_labeled_item(&pane, "A", false, cx);
4531 assert_item_labels(&pane, ["A*"], cx);
4532
4533 let item_b = add_labeled_item(&pane, "B", false, cx);
4534 assert_item_labels(&pane, ["A", "B*"], cx);
4535
4536 let item_c = add_labeled_item(&pane, "C", false, cx);
4537 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4538
4539 pane.update_in(cx, |pane, window, cx| {
4540 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4541 pane.pin_tab_at(ix, window, cx);
4542 });
4543 assert_item_labels(&pane, ["A!", "B", "C*"], cx);
4544
4545 pane.update_in(cx, |pane, window, cx| {
4546 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4547 pane.pin_tab_at(ix, window, cx);
4548 });
4549 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4550
4551 pane.update_in(cx, |pane, window, cx| {
4552 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4553 pane.pin_tab_at(ix, window, cx);
4554 });
4555 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4556 }
4557
4558 #[gpui::test]
4559 async fn test_pin_tabs_right_to_left_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4560 init_test(cx);
4561 let fs = FakeFs::new(cx.executor());
4562
4563 let project = Project::test(fs, None, cx).await;
4564 let (workspace, cx) =
4565 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4566 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4567
4568 set_max_tabs(cx, Some(3));
4569
4570 let item_a = add_labeled_item(&pane, "A", false, cx);
4571 assert_item_labels(&pane, ["A*"], cx);
4572
4573 let item_b = add_labeled_item(&pane, "B", false, cx);
4574 assert_item_labels(&pane, ["A", "B*"], cx);
4575
4576 let item_c = add_labeled_item(&pane, "C", false, cx);
4577 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4578
4579 pane.update_in(cx, |pane, window, cx| {
4580 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4581 pane.pin_tab_at(ix, window, cx);
4582 });
4583 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4584
4585 pane.update_in(cx, |pane, window, cx| {
4586 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4587 pane.pin_tab_at(ix, window, cx);
4588 });
4589 assert_item_labels(&pane, ["C*!", "B!", "A"], cx);
4590
4591 pane.update_in(cx, |pane, window, cx| {
4592 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4593 pane.pin_tab_at(ix, window, cx);
4594 });
4595 assert_item_labels(&pane, ["C*!", "B!", "A!"], cx);
4596 }
4597
4598 #[gpui::test]
4599 async fn test_pinned_tabs_never_closed_at_max_tabs(cx: &mut TestAppContext) {
4600 init_test(cx);
4601 let fs = FakeFs::new(cx.executor());
4602
4603 let project = Project::test(fs, None, cx).await;
4604 let (workspace, cx) =
4605 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4606 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4607
4608 let item_a = add_labeled_item(&pane, "A", false, cx);
4609 pane.update_in(cx, |pane, window, cx| {
4610 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4611 pane.pin_tab_at(ix, window, cx);
4612 });
4613
4614 let item_b = add_labeled_item(&pane, "B", false, cx);
4615 pane.update_in(cx, |pane, window, cx| {
4616 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4617 pane.pin_tab_at(ix, window, cx);
4618 });
4619
4620 add_labeled_item(&pane, "C", false, cx);
4621 add_labeled_item(&pane, "D", false, cx);
4622 add_labeled_item(&pane, "E", false, cx);
4623 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
4624
4625 set_max_tabs(cx, Some(3));
4626 add_labeled_item(&pane, "F", false, cx);
4627 assert_item_labels(&pane, ["A!", "B!", "F*"], cx);
4628
4629 add_labeled_item(&pane, "G", false, cx);
4630 assert_item_labels(&pane, ["A!", "B!", "G*"], cx);
4631
4632 add_labeled_item(&pane, "H", false, cx);
4633 assert_item_labels(&pane, ["A!", "B!", "H*"], cx);
4634 }
4635
4636 #[gpui::test]
4637 async fn test_always_allows_one_unpinned_item_over_max_tabs_regardless_of_pinned_count(
4638 cx: &mut TestAppContext,
4639 ) {
4640 init_test(cx);
4641 let fs = FakeFs::new(cx.executor());
4642
4643 let project = Project::test(fs, None, cx).await;
4644 let (workspace, cx) =
4645 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4646 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4647
4648 set_max_tabs(cx, Some(3));
4649
4650 let item_a = add_labeled_item(&pane, "A", false, cx);
4651 pane.update_in(cx, |pane, window, cx| {
4652 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4653 pane.pin_tab_at(ix, window, cx);
4654 });
4655
4656 let item_b = add_labeled_item(&pane, "B", false, cx);
4657 pane.update_in(cx, |pane, window, cx| {
4658 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4659 pane.pin_tab_at(ix, window, cx);
4660 });
4661
4662 let item_c = add_labeled_item(&pane, "C", false, cx);
4663 pane.update_in(cx, |pane, window, cx| {
4664 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4665 pane.pin_tab_at(ix, window, cx);
4666 });
4667
4668 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4669
4670 let item_d = add_labeled_item(&pane, "D", false, cx);
4671 assert_item_labels(&pane, ["A!", "B!", "C!", "D*"], cx);
4672
4673 pane.update_in(cx, |pane, window, cx| {
4674 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4675 pane.pin_tab_at(ix, window, cx);
4676 });
4677 assert_item_labels(&pane, ["A!", "B!", "C!", "D*!"], cx);
4678
4679 add_labeled_item(&pane, "E", false, cx);
4680 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "E*"], cx);
4681
4682 add_labeled_item(&pane, "F", false, cx);
4683 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "F*"], cx);
4684 }
4685
4686 #[gpui::test]
4687 async fn test_can_open_one_item_when_all_tabs_are_dirty_at_max(cx: &mut TestAppContext) {
4688 init_test(cx);
4689 let fs = FakeFs::new(cx.executor());
4690
4691 let project = Project::test(fs, None, cx).await;
4692 let (workspace, cx) =
4693 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4694 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4695
4696 set_max_tabs(cx, Some(3));
4697
4698 add_labeled_item(&pane, "A", true, cx);
4699 assert_item_labels(&pane, ["A*^"], cx);
4700
4701 add_labeled_item(&pane, "B", true, cx);
4702 assert_item_labels(&pane, ["A^", "B*^"], cx);
4703
4704 add_labeled_item(&pane, "C", true, cx);
4705 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
4706
4707 add_labeled_item(&pane, "D", false, cx);
4708 assert_item_labels(&pane, ["A^", "B^", "C^", "D*"], cx);
4709
4710 add_labeled_item(&pane, "E", false, cx);
4711 assert_item_labels(&pane, ["A^", "B^", "C^", "E*"], cx);
4712
4713 add_labeled_item(&pane, "F", false, cx);
4714 assert_item_labels(&pane, ["A^", "B^", "C^", "F*"], cx);
4715
4716 add_labeled_item(&pane, "G", true, cx);
4717 assert_item_labels(&pane, ["A^", "B^", "C^", "G*^"], cx);
4718 }
4719
4720 #[gpui::test]
4721 async fn test_toggle_pin_tab(cx: &mut TestAppContext) {
4722 init_test(cx);
4723 let fs = FakeFs::new(cx.executor());
4724
4725 let project = Project::test(fs, None, cx).await;
4726 let (workspace, cx) =
4727 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4728 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4729
4730 set_labeled_items(&pane, ["A", "B*", "C"], cx);
4731 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4732
4733 pane.update_in(cx, |pane, window, cx| {
4734 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4735 });
4736 assert_item_labels(&pane, ["B*!", "A", "C"], cx);
4737
4738 pane.update_in(cx, |pane, window, cx| {
4739 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4740 });
4741 assert_item_labels(&pane, ["B*", "A", "C"], cx);
4742 }
4743
4744 #[gpui::test]
4745 async fn test_unpin_all_tabs(cx: &mut TestAppContext) {
4746 init_test(cx);
4747 let fs = FakeFs::new(cx.executor());
4748
4749 let project = Project::test(fs, None, cx).await;
4750 let (workspace, cx) =
4751 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4752 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4753
4754 // Unpin all, in an empty pane
4755 pane.update_in(cx, |pane, window, cx| {
4756 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4757 });
4758
4759 assert_item_labels(&pane, [], cx);
4760
4761 let item_a = add_labeled_item(&pane, "A", false, cx);
4762 let item_b = add_labeled_item(&pane, "B", false, cx);
4763 let item_c = add_labeled_item(&pane, "C", false, cx);
4764 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4765
4766 // Unpin all, when no tabs are pinned
4767 pane.update_in(cx, |pane, window, cx| {
4768 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4769 });
4770
4771 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4772
4773 // Pin inactive tabs only
4774 pane.update_in(cx, |pane, window, cx| {
4775 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4776 pane.pin_tab_at(ix, window, cx);
4777
4778 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4779 pane.pin_tab_at(ix, window, cx);
4780 });
4781 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4782
4783 pane.update_in(cx, |pane, window, cx| {
4784 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4785 });
4786
4787 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4788
4789 // Pin all tabs
4790 pane.update_in(cx, |pane, window, cx| {
4791 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4792 pane.pin_tab_at(ix, window, cx);
4793
4794 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4795 pane.pin_tab_at(ix, window, cx);
4796
4797 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4798 pane.pin_tab_at(ix, window, cx);
4799 });
4800 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4801
4802 // Activate middle tab
4803 pane.update_in(cx, |pane, window, cx| {
4804 pane.activate_item(1, false, false, window, cx);
4805 });
4806 assert_item_labels(&pane, ["A!", "B*!", "C!"], cx);
4807
4808 pane.update_in(cx, |pane, window, cx| {
4809 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4810 });
4811
4812 // Order has not changed
4813 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4814 }
4815
4816 #[gpui::test]
4817 async fn test_pinning_active_tab_without_position_change_maintains_focus(
4818 cx: &mut TestAppContext,
4819 ) {
4820 init_test(cx);
4821 let fs = FakeFs::new(cx.executor());
4822
4823 let project = Project::test(fs, None, cx).await;
4824 let (workspace, cx) =
4825 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4826 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4827
4828 // Add A
4829 let item_a = add_labeled_item(&pane, "A", false, cx);
4830 assert_item_labels(&pane, ["A*"], cx);
4831
4832 // Add B
4833 add_labeled_item(&pane, "B", false, cx);
4834 assert_item_labels(&pane, ["A", "B*"], cx);
4835
4836 // Activate A again
4837 pane.update_in(cx, |pane, window, cx| {
4838 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4839 pane.activate_item(ix, true, true, window, cx);
4840 });
4841 assert_item_labels(&pane, ["A*", "B"], cx);
4842
4843 // Pin A - remains active
4844 pane.update_in(cx, |pane, window, cx| {
4845 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4846 pane.pin_tab_at(ix, window, cx);
4847 });
4848 assert_item_labels(&pane, ["A*!", "B"], cx);
4849
4850 // Unpin A - remain active
4851 pane.update_in(cx, |pane, window, cx| {
4852 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4853 pane.unpin_tab_at(ix, window, cx);
4854 });
4855 assert_item_labels(&pane, ["A*", "B"], cx);
4856 }
4857
4858 #[gpui::test]
4859 async fn test_pinning_active_tab_with_position_change_maintains_focus(cx: &mut TestAppContext) {
4860 init_test(cx);
4861 let fs = FakeFs::new(cx.executor());
4862
4863 let project = Project::test(fs, None, cx).await;
4864 let (workspace, cx) =
4865 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4866 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4867
4868 // Add A, B, C
4869 add_labeled_item(&pane, "A", false, cx);
4870 add_labeled_item(&pane, "B", false, cx);
4871 let item_c = add_labeled_item(&pane, "C", false, cx);
4872 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4873
4874 // Pin C - moves to pinned area, remains active
4875 pane.update_in(cx, |pane, window, cx| {
4876 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4877 pane.pin_tab_at(ix, window, cx);
4878 });
4879 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4880
4881 // Unpin C - moves after pinned area, remains active
4882 pane.update_in(cx, |pane, window, cx| {
4883 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4884 pane.unpin_tab_at(ix, window, cx);
4885 });
4886 assert_item_labels(&pane, ["C*", "A", "B"], cx);
4887 }
4888
4889 #[gpui::test]
4890 async fn test_pinning_inactive_tab_without_position_change_preserves_existing_focus(
4891 cx: &mut TestAppContext,
4892 ) {
4893 init_test(cx);
4894 let fs = FakeFs::new(cx.executor());
4895
4896 let project = Project::test(fs, None, cx).await;
4897 let (workspace, cx) =
4898 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4899 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4900
4901 // Add A, B
4902 let item_a = add_labeled_item(&pane, "A", false, cx);
4903 add_labeled_item(&pane, "B", false, cx);
4904 assert_item_labels(&pane, ["A", "B*"], cx);
4905
4906 // Pin A - already in pinned area, B remains active
4907 pane.update_in(cx, |pane, window, cx| {
4908 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4909 pane.pin_tab_at(ix, window, cx);
4910 });
4911 assert_item_labels(&pane, ["A!", "B*"], cx);
4912
4913 // Unpin A - stays in place, B remains active
4914 pane.update_in(cx, |pane, window, cx| {
4915 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4916 pane.unpin_tab_at(ix, window, cx);
4917 });
4918 assert_item_labels(&pane, ["A", "B*"], cx);
4919 }
4920
4921 #[gpui::test]
4922 async fn test_pinning_inactive_tab_with_position_change_preserves_existing_focus(
4923 cx: &mut TestAppContext,
4924 ) {
4925 init_test(cx);
4926 let fs = FakeFs::new(cx.executor());
4927
4928 let project = Project::test(fs, None, cx).await;
4929 let (workspace, cx) =
4930 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4931 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4932
4933 // Add A, B, C
4934 add_labeled_item(&pane, "A", false, cx);
4935 let item_b = add_labeled_item(&pane, "B", false, cx);
4936 let item_c = add_labeled_item(&pane, "C", false, cx);
4937 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4938
4939 // Activate B
4940 pane.update_in(cx, |pane, window, cx| {
4941 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4942 pane.activate_item(ix, true, true, window, cx);
4943 });
4944 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4945
4946 // Pin C - moves to pinned area, B remains active
4947 pane.update_in(cx, |pane, window, cx| {
4948 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4949 pane.pin_tab_at(ix, window, cx);
4950 });
4951 assert_item_labels(&pane, ["C!", "A", "B*"], cx);
4952
4953 // Unpin C - moves after pinned area, B remains active
4954 pane.update_in(cx, |pane, window, cx| {
4955 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4956 pane.unpin_tab_at(ix, window, cx);
4957 });
4958 assert_item_labels(&pane, ["C", "A", "B*"], cx);
4959 }
4960
4961 #[gpui::test]
4962 async fn test_drag_unpinned_tab_to_split_creates_pane_with_unpinned_tab(
4963 cx: &mut TestAppContext,
4964 ) {
4965 init_test(cx);
4966 let fs = FakeFs::new(cx.executor());
4967
4968 let project = Project::test(fs, None, cx).await;
4969 let (workspace, cx) =
4970 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4971 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4972
4973 // Add A, B. Pin B. Activate A
4974 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4975 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4976
4977 pane_a.update_in(cx, |pane, window, cx| {
4978 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4979 pane.pin_tab_at(ix, window, cx);
4980
4981 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4982 pane.activate_item(ix, true, true, window, cx);
4983 });
4984
4985 // Drag A to create new split
4986 pane_a.update_in(cx, |pane, window, cx| {
4987 pane.drag_split_direction = Some(SplitDirection::Right);
4988
4989 let dragged_tab = DraggedTab {
4990 pane: pane_a.clone(),
4991 item: item_a.boxed_clone(),
4992 ix: 0,
4993 detail: 0,
4994 is_active: true,
4995 };
4996 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4997 });
4998
4999 // A should be moved to new pane. B should remain pinned, A should not be pinned
5000 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
5001 let panes = workspace.panes();
5002 (panes[0].clone(), panes[1].clone())
5003 });
5004 assert_item_labels(&pane_a, ["B*!"], cx);
5005 assert_item_labels(&pane_b, ["A*"], cx);
5006 }
5007
5008 #[gpui::test]
5009 async fn test_drag_pinned_tab_to_split_creates_pane_with_pinned_tab(cx: &mut TestAppContext) {
5010 init_test(cx);
5011 let fs = FakeFs::new(cx.executor());
5012
5013 let project = Project::test(fs, None, cx).await;
5014 let (workspace, cx) =
5015 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5016 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5017
5018 // Add A, B. Pin both. Activate A
5019 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5020 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5021
5022 pane_a.update_in(cx, |pane, window, cx| {
5023 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5024 pane.pin_tab_at(ix, window, cx);
5025
5026 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5027 pane.pin_tab_at(ix, window, cx);
5028
5029 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5030 pane.activate_item(ix, true, true, window, cx);
5031 });
5032 assert_item_labels(&pane_a, ["A*!", "B!"], cx);
5033
5034 // Drag A to create new split
5035 pane_a.update_in(cx, |pane, window, cx| {
5036 pane.drag_split_direction = Some(SplitDirection::Right);
5037
5038 let dragged_tab = DraggedTab {
5039 pane: pane_a.clone(),
5040 item: item_a.boxed_clone(),
5041 ix: 0,
5042 detail: 0,
5043 is_active: true,
5044 };
5045 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5046 });
5047
5048 // A should be moved to new pane. Both A and B should still be pinned
5049 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
5050 let panes = workspace.panes();
5051 (panes[0].clone(), panes[1].clone())
5052 });
5053 assert_item_labels(&pane_a, ["B*!"], cx);
5054 assert_item_labels(&pane_b, ["A*!"], cx);
5055 }
5056
5057 #[gpui::test]
5058 async fn test_drag_pinned_tab_into_existing_panes_pinned_region(cx: &mut TestAppContext) {
5059 init_test(cx);
5060 let fs = FakeFs::new(cx.executor());
5061
5062 let project = Project::test(fs, None, cx).await;
5063 let (workspace, cx) =
5064 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5065 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5066
5067 // Add A to pane A and pin
5068 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5069 pane_a.update_in(cx, |pane, window, cx| {
5070 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5071 pane.pin_tab_at(ix, window, cx);
5072 });
5073 assert_item_labels(&pane_a, ["A*!"], cx);
5074
5075 // Add B to pane B and pin
5076 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5077 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5078 });
5079 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5080 pane_b.update_in(cx, |pane, window, cx| {
5081 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5082 pane.pin_tab_at(ix, window, cx);
5083 });
5084 assert_item_labels(&pane_b, ["B*!"], cx);
5085
5086 // Move A from pane A to pane B's pinned region
5087 pane_b.update_in(cx, |pane, window, cx| {
5088 let dragged_tab = DraggedTab {
5089 pane: pane_a.clone(),
5090 item: item_a.boxed_clone(),
5091 ix: 0,
5092 detail: 0,
5093 is_active: true,
5094 };
5095 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5096 });
5097
5098 // A should stay pinned
5099 assert_item_labels(&pane_a, [], cx);
5100 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5101 }
5102
5103 #[gpui::test]
5104 async fn test_drag_pinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5105 init_test(cx);
5106 let fs = FakeFs::new(cx.executor());
5107
5108 let project = Project::test(fs, None, cx).await;
5109 let (workspace, cx) =
5110 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5111 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5112
5113 // Add A to pane A and pin
5114 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5115 pane_a.update_in(cx, |pane, window, cx| {
5116 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5117 pane.pin_tab_at(ix, window, cx);
5118 });
5119 assert_item_labels(&pane_a, ["A*!"], cx);
5120
5121 // Create pane B with pinned item B
5122 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5123 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5124 });
5125 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5126 assert_item_labels(&pane_b, ["B*"], cx);
5127
5128 pane_b.update_in(cx, |pane, window, cx| {
5129 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5130 pane.pin_tab_at(ix, window, cx);
5131 });
5132 assert_item_labels(&pane_b, ["B*!"], cx);
5133
5134 // Move A from pane A to pane B's unpinned region
5135 pane_b.update_in(cx, |pane, window, cx| {
5136 let dragged_tab = DraggedTab {
5137 pane: pane_a.clone(),
5138 item: item_a.boxed_clone(),
5139 ix: 0,
5140 detail: 0,
5141 is_active: true,
5142 };
5143 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5144 });
5145
5146 // A should become pinned
5147 assert_item_labels(&pane_a, [], cx);
5148 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5149 }
5150
5151 #[gpui::test]
5152 async fn test_drag_pinned_tab_into_existing_panes_first_position_with_no_pinned_tabs(
5153 cx: &mut TestAppContext,
5154 ) {
5155 init_test(cx);
5156 let fs = FakeFs::new(cx.executor());
5157
5158 let project = Project::test(fs, None, cx).await;
5159 let (workspace, cx) =
5160 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5161 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5162
5163 // Add A to pane A and pin
5164 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5165 pane_a.update_in(cx, |pane, window, cx| {
5166 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5167 pane.pin_tab_at(ix, window, cx);
5168 });
5169 assert_item_labels(&pane_a, ["A*!"], cx);
5170
5171 // Add B to pane B
5172 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5173 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5174 });
5175 add_labeled_item(&pane_b, "B", false, cx);
5176 assert_item_labels(&pane_b, ["B*"], cx);
5177
5178 // Move A from pane A to position 0 in pane B, indicating it should stay pinned
5179 pane_b.update_in(cx, |pane, window, cx| {
5180 let dragged_tab = DraggedTab {
5181 pane: pane_a.clone(),
5182 item: item_a.boxed_clone(),
5183 ix: 0,
5184 detail: 0,
5185 is_active: true,
5186 };
5187 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5188 });
5189
5190 // A should stay pinned
5191 assert_item_labels(&pane_a, [], cx);
5192 assert_item_labels(&pane_b, ["A*!", "B"], cx);
5193 }
5194
5195 #[gpui::test]
5196 async fn test_drag_pinned_tab_into_existing_pane_at_max_capacity_closes_unpinned_tabs(
5197 cx: &mut TestAppContext,
5198 ) {
5199 init_test(cx);
5200 let fs = FakeFs::new(cx.executor());
5201
5202 let project = Project::test(fs, None, cx).await;
5203 let (workspace, cx) =
5204 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5205 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5206 set_max_tabs(cx, Some(2));
5207
5208 // Add A, B to pane A. Pin both
5209 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5210 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5211 pane_a.update_in(cx, |pane, window, cx| {
5212 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5213 pane.pin_tab_at(ix, window, cx);
5214
5215 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5216 pane.pin_tab_at(ix, window, cx);
5217 });
5218 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5219
5220 // Add C, D to pane B. Pin both
5221 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5222 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5223 });
5224 let item_c = add_labeled_item(&pane_b, "C", false, cx);
5225 let item_d = add_labeled_item(&pane_b, "D", false, cx);
5226 pane_b.update_in(cx, |pane, window, cx| {
5227 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5228 pane.pin_tab_at(ix, window, cx);
5229
5230 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
5231 pane.pin_tab_at(ix, window, cx);
5232 });
5233 assert_item_labels(&pane_b, ["C!", "D*!"], cx);
5234
5235 // Add a third unpinned item to pane B (exceeds max tabs), but is allowed,
5236 // as we allow 1 tab over max if the others are pinned or dirty
5237 add_labeled_item(&pane_b, "E", false, cx);
5238 assert_item_labels(&pane_b, ["C!", "D!", "E*"], cx);
5239
5240 // Drag pinned A from pane A to position 0 in pane B
5241 pane_b.update_in(cx, |pane, window, cx| {
5242 let dragged_tab = DraggedTab {
5243 pane: pane_a.clone(),
5244 item: item_a.boxed_clone(),
5245 ix: 0,
5246 detail: 0,
5247 is_active: true,
5248 };
5249 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5250 });
5251
5252 // E (unpinned) should be closed, leaving 3 pinned items
5253 assert_item_labels(&pane_a, ["B*!"], cx);
5254 assert_item_labels(&pane_b, ["A*!", "C!", "D!"], cx);
5255 }
5256
5257 #[gpui::test]
5258 async fn test_drag_last_pinned_tab_to_same_position_stays_pinned(cx: &mut TestAppContext) {
5259 init_test(cx);
5260 let fs = FakeFs::new(cx.executor());
5261
5262 let project = Project::test(fs, None, cx).await;
5263 let (workspace, cx) =
5264 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5265 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5266
5267 // Add A to pane A and pin it
5268 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5269 pane_a.update_in(cx, |pane, window, cx| {
5270 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5271 pane.pin_tab_at(ix, window, cx);
5272 });
5273 assert_item_labels(&pane_a, ["A*!"], cx);
5274
5275 // Drag pinned A to position 1 (directly to the right) in the same pane
5276 pane_a.update_in(cx, |pane, window, cx| {
5277 let dragged_tab = DraggedTab {
5278 pane: pane_a.clone(),
5279 item: item_a.boxed_clone(),
5280 ix: 0,
5281 detail: 0,
5282 is_active: true,
5283 };
5284 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5285 });
5286
5287 // A should still be pinned and active
5288 assert_item_labels(&pane_a, ["A*!"], cx);
5289 }
5290
5291 #[gpui::test]
5292 async fn test_drag_pinned_tab_beyond_last_pinned_tab_in_same_pane_stays_pinned(
5293 cx: &mut TestAppContext,
5294 ) {
5295 init_test(cx);
5296 let fs = FakeFs::new(cx.executor());
5297
5298 let project = Project::test(fs, None, cx).await;
5299 let (workspace, cx) =
5300 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5301 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5302
5303 // Add A, B to pane A and pin both
5304 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5305 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5306 pane_a.update_in(cx, |pane, window, cx| {
5307 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5308 pane.pin_tab_at(ix, window, cx);
5309
5310 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5311 pane.pin_tab_at(ix, window, cx);
5312 });
5313 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5314
5315 // Drag pinned A right of B in the same pane
5316 pane_a.update_in(cx, |pane, window, cx| {
5317 let dragged_tab = DraggedTab {
5318 pane: pane_a.clone(),
5319 item: item_a.boxed_clone(),
5320 ix: 0,
5321 detail: 0,
5322 is_active: true,
5323 };
5324 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5325 });
5326
5327 // A stays pinned
5328 assert_item_labels(&pane_a, ["B!", "A*!"], cx);
5329 }
5330
5331 #[gpui::test]
5332 async fn test_dragging_pinned_tab_onto_unpinned_tab_reduces_unpinned_tab_count(
5333 cx: &mut TestAppContext,
5334 ) {
5335 init_test(cx);
5336 let fs = FakeFs::new(cx.executor());
5337
5338 let project = Project::test(fs, None, cx).await;
5339 let (workspace, cx) =
5340 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5341 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5342
5343 // Add A, B to pane A and pin A
5344 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5345 add_labeled_item(&pane_a, "B", false, cx);
5346 pane_a.update_in(cx, |pane, window, cx| {
5347 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5348 pane.pin_tab_at(ix, window, cx);
5349 });
5350 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5351
5352 // Drag pinned A on top of B in the same pane, which changes tab order to B, A
5353 pane_a.update_in(cx, |pane, window, cx| {
5354 let dragged_tab = DraggedTab {
5355 pane: pane_a.clone(),
5356 item: item_a.boxed_clone(),
5357 ix: 0,
5358 detail: 0,
5359 is_active: true,
5360 };
5361 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5362 });
5363
5364 // Neither are pinned
5365 assert_item_labels(&pane_a, ["B", "A*"], cx);
5366 }
5367
5368 #[gpui::test]
5369 async fn test_drag_pinned_tab_beyond_unpinned_tab_in_same_pane_becomes_unpinned(
5370 cx: &mut TestAppContext,
5371 ) {
5372 init_test(cx);
5373 let fs = FakeFs::new(cx.executor());
5374
5375 let project = Project::test(fs, None, cx).await;
5376 let (workspace, cx) =
5377 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5378 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5379
5380 // Add A, B to pane A and pin A
5381 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5382 add_labeled_item(&pane_a, "B", false, cx);
5383 pane_a.update_in(cx, |pane, window, cx| {
5384 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5385 pane.pin_tab_at(ix, window, cx);
5386 });
5387 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5388
5389 // Drag pinned A right of B in the same pane
5390 pane_a.update_in(cx, |pane, window, cx| {
5391 let dragged_tab = DraggedTab {
5392 pane: pane_a.clone(),
5393 item: item_a.boxed_clone(),
5394 ix: 0,
5395 detail: 0,
5396 is_active: true,
5397 };
5398 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5399 });
5400
5401 // A becomes unpinned
5402 assert_item_labels(&pane_a, ["B", "A*"], cx);
5403 }
5404
5405 #[gpui::test]
5406 async fn test_drag_unpinned_tab_in_front_of_pinned_tab_in_same_pane_becomes_pinned(
5407 cx: &mut TestAppContext,
5408 ) {
5409 init_test(cx);
5410 let fs = FakeFs::new(cx.executor());
5411
5412 let project = Project::test(fs, None, cx).await;
5413 let (workspace, cx) =
5414 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5415 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5416
5417 // Add A, B to pane A and pin A
5418 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5419 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5420 pane_a.update_in(cx, |pane, window, cx| {
5421 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5422 pane.pin_tab_at(ix, window, cx);
5423 });
5424 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5425
5426 // Drag pinned B left of A in the same pane
5427 pane_a.update_in(cx, |pane, window, cx| {
5428 let dragged_tab = DraggedTab {
5429 pane: pane_a.clone(),
5430 item: item_b.boxed_clone(),
5431 ix: 1,
5432 detail: 0,
5433 is_active: true,
5434 };
5435 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5436 });
5437
5438 // A becomes unpinned
5439 assert_item_labels(&pane_a, ["B*!", "A!"], cx);
5440 }
5441
5442 #[gpui::test]
5443 async fn test_drag_unpinned_tab_to_the_pinned_region_stays_pinned(cx: &mut TestAppContext) {
5444 init_test(cx);
5445 let fs = FakeFs::new(cx.executor());
5446
5447 let project = Project::test(fs, None, cx).await;
5448 let (workspace, cx) =
5449 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5450 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5451
5452 // Add A, B, C to pane A and pin A
5453 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5454 add_labeled_item(&pane_a, "B", false, cx);
5455 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5456 pane_a.update_in(cx, |pane, window, cx| {
5457 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5458 pane.pin_tab_at(ix, window, cx);
5459 });
5460 assert_item_labels(&pane_a, ["A!", "B", "C*"], cx);
5461
5462 // Drag pinned C left of B in the same pane
5463 pane_a.update_in(cx, |pane, window, cx| {
5464 let dragged_tab = DraggedTab {
5465 pane: pane_a.clone(),
5466 item: item_c.boxed_clone(),
5467 ix: 2,
5468 detail: 0,
5469 is_active: true,
5470 };
5471 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5472 });
5473
5474 // A stays pinned, B and C remain unpinned
5475 assert_item_labels(&pane_a, ["A!", "C*", "B"], cx);
5476 }
5477
5478 #[gpui::test]
5479 async fn test_drag_unpinned_tab_into_existing_panes_pinned_region(cx: &mut TestAppContext) {
5480 init_test(cx);
5481 let fs = FakeFs::new(cx.executor());
5482
5483 let project = Project::test(fs, None, cx).await;
5484 let (workspace, cx) =
5485 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5486 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5487
5488 // Add unpinned item A to pane A
5489 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5490 assert_item_labels(&pane_a, ["A*"], cx);
5491
5492 // Create pane B with pinned item B
5493 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5494 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5495 });
5496 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5497 pane_b.update_in(cx, |pane, window, cx| {
5498 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5499 pane.pin_tab_at(ix, window, cx);
5500 });
5501 assert_item_labels(&pane_b, ["B*!"], cx);
5502
5503 // Move A from pane A to pane B's pinned region
5504 pane_b.update_in(cx, |pane, window, cx| {
5505 let dragged_tab = DraggedTab {
5506 pane: pane_a.clone(),
5507 item: item_a.boxed_clone(),
5508 ix: 0,
5509 detail: 0,
5510 is_active: true,
5511 };
5512 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5513 });
5514
5515 // A should become pinned since it was dropped in the pinned region
5516 assert_item_labels(&pane_a, [], cx);
5517 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5518 }
5519
5520 #[gpui::test]
5521 async fn test_drag_unpinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5522 init_test(cx);
5523 let fs = FakeFs::new(cx.executor());
5524
5525 let project = Project::test(fs, None, cx).await;
5526 let (workspace, cx) =
5527 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5528 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5529
5530 // Add unpinned item A to pane A
5531 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5532 assert_item_labels(&pane_a, ["A*"], cx);
5533
5534 // Create pane B with one pinned item B
5535 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5536 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5537 });
5538 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5539 pane_b.update_in(cx, |pane, window, cx| {
5540 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5541 pane.pin_tab_at(ix, window, cx);
5542 });
5543 assert_item_labels(&pane_b, ["B*!"], cx);
5544
5545 // Move A from pane A to pane B's unpinned region
5546 pane_b.update_in(cx, |pane, window, cx| {
5547 let dragged_tab = DraggedTab {
5548 pane: pane_a.clone(),
5549 item: item_a.boxed_clone(),
5550 ix: 0,
5551 detail: 0,
5552 is_active: true,
5553 };
5554 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5555 });
5556
5557 // A should remain unpinned since it was dropped outside the pinned region
5558 assert_item_labels(&pane_a, [], cx);
5559 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5560 }
5561
5562 #[gpui::test]
5563 async fn test_drag_pinned_tab_throughout_entire_range_of_pinned_tabs_both_directions(
5564 cx: &mut TestAppContext,
5565 ) {
5566 init_test(cx);
5567 let fs = FakeFs::new(cx.executor());
5568
5569 let project = Project::test(fs, None, cx).await;
5570 let (workspace, cx) =
5571 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5572 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5573
5574 // Add A, B, C and pin all
5575 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5576 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5577 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5578 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5579
5580 pane_a.update_in(cx, |pane, window, cx| {
5581 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5582 pane.pin_tab_at(ix, window, cx);
5583
5584 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5585 pane.pin_tab_at(ix, window, cx);
5586
5587 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5588 pane.pin_tab_at(ix, window, cx);
5589 });
5590 assert_item_labels(&pane_a, ["A!", "B!", "C*!"], cx);
5591
5592 // Move A to right of B
5593 pane_a.update_in(cx, |pane, window, cx| {
5594 let dragged_tab = DraggedTab {
5595 pane: pane_a.clone(),
5596 item: item_a.boxed_clone(),
5597 ix: 0,
5598 detail: 0,
5599 is_active: true,
5600 };
5601 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5602 });
5603
5604 // A should be after B and all are pinned
5605 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5606
5607 // Move A to right of C
5608 pane_a.update_in(cx, |pane, window, cx| {
5609 let dragged_tab = DraggedTab {
5610 pane: pane_a.clone(),
5611 item: item_a.boxed_clone(),
5612 ix: 1,
5613 detail: 0,
5614 is_active: true,
5615 };
5616 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5617 });
5618
5619 // A should be after C and all are pinned
5620 assert_item_labels(&pane_a, ["B!", "C!", "A*!"], cx);
5621
5622 // Move A to left of C
5623 pane_a.update_in(cx, |pane, window, cx| {
5624 let dragged_tab = DraggedTab {
5625 pane: pane_a.clone(),
5626 item: item_a.boxed_clone(),
5627 ix: 2,
5628 detail: 0,
5629 is_active: true,
5630 };
5631 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5632 });
5633
5634 // A should be before C and all are pinned
5635 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5636
5637 // Move A to left of B
5638 pane_a.update_in(cx, |pane, window, cx| {
5639 let dragged_tab = DraggedTab {
5640 pane: pane_a.clone(),
5641 item: item_a.boxed_clone(),
5642 ix: 1,
5643 detail: 0,
5644 is_active: true,
5645 };
5646 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5647 });
5648
5649 // A should be before B and all are pinned
5650 assert_item_labels(&pane_a, ["A*!", "B!", "C!"], cx);
5651 }
5652
5653 #[gpui::test]
5654 async fn test_drag_first_tab_to_last_position(cx: &mut TestAppContext) {
5655 init_test(cx);
5656 let fs = FakeFs::new(cx.executor());
5657
5658 let project = Project::test(fs, None, cx).await;
5659 let (workspace, cx) =
5660 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5661 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5662
5663 // Add A, B, C
5664 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5665 add_labeled_item(&pane_a, "B", false, cx);
5666 add_labeled_item(&pane_a, "C", false, cx);
5667 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5668
5669 // Move A to the end
5670 pane_a.update_in(cx, |pane, window, cx| {
5671 let dragged_tab = DraggedTab {
5672 pane: pane_a.clone(),
5673 item: item_a.boxed_clone(),
5674 ix: 0,
5675 detail: 0,
5676 is_active: true,
5677 };
5678 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5679 });
5680
5681 // A should be at the end
5682 assert_item_labels(&pane_a, ["B", "C", "A*"], cx);
5683 }
5684
5685 #[gpui::test]
5686 async fn test_drag_last_tab_to_first_position(cx: &mut TestAppContext) {
5687 init_test(cx);
5688 let fs = FakeFs::new(cx.executor());
5689
5690 let project = Project::test(fs, None, cx).await;
5691 let (workspace, cx) =
5692 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5693 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5694
5695 // Add A, B, C
5696 add_labeled_item(&pane_a, "A", false, cx);
5697 add_labeled_item(&pane_a, "B", false, cx);
5698 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5699 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5700
5701 // Move C to the beginning
5702 pane_a.update_in(cx, |pane, window, cx| {
5703 let dragged_tab = DraggedTab {
5704 pane: pane_a.clone(),
5705 item: item_c.boxed_clone(),
5706 ix: 2,
5707 detail: 0,
5708 is_active: true,
5709 };
5710 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5711 });
5712
5713 // C should be at the beginning
5714 assert_item_labels(&pane_a, ["C*", "A", "B"], cx);
5715 }
5716
5717 #[gpui::test]
5718 async fn test_add_item_with_new_item(cx: &mut TestAppContext) {
5719 init_test(cx);
5720 let fs = FakeFs::new(cx.executor());
5721
5722 let project = Project::test(fs, None, cx).await;
5723 let (workspace, cx) =
5724 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5725 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5726
5727 // 1. Add with a destination index
5728 // a. Add before the active item
5729 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5730 pane.update_in(cx, |pane, window, cx| {
5731 pane.add_item(
5732 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5733 false,
5734 false,
5735 Some(0),
5736 window,
5737 cx,
5738 );
5739 });
5740 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5741
5742 // b. Add after the active item
5743 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5744 pane.update_in(cx, |pane, window, cx| {
5745 pane.add_item(
5746 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5747 false,
5748 false,
5749 Some(2),
5750 window,
5751 cx,
5752 );
5753 });
5754 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5755
5756 // c. Add at the end of the item list (including off the length)
5757 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5758 pane.update_in(cx, |pane, window, cx| {
5759 pane.add_item(
5760 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5761 false,
5762 false,
5763 Some(5),
5764 window,
5765 cx,
5766 );
5767 });
5768 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5769
5770 // 2. Add without a destination index
5771 // a. Add with active item at the start of the item list
5772 set_labeled_items(&pane, ["A*", "B", "C"], cx);
5773 pane.update_in(cx, |pane, window, cx| {
5774 pane.add_item(
5775 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5776 false,
5777 false,
5778 None,
5779 window,
5780 cx,
5781 );
5782 });
5783 set_labeled_items(&pane, ["A", "D*", "B", "C"], cx);
5784
5785 // b. Add with active item at the end of the item list
5786 set_labeled_items(&pane, ["A", "B", "C*"], cx);
5787 pane.update_in(cx, |pane, window, cx| {
5788 pane.add_item(
5789 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5790 false,
5791 false,
5792 None,
5793 window,
5794 cx,
5795 );
5796 });
5797 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5798 }
5799
5800 #[gpui::test]
5801 async fn test_add_item_with_existing_item(cx: &mut TestAppContext) {
5802 init_test(cx);
5803 let fs = FakeFs::new(cx.executor());
5804
5805 let project = Project::test(fs, None, cx).await;
5806 let (workspace, cx) =
5807 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5808 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5809
5810 // 1. Add with a destination index
5811 // 1a. Add before the active item
5812 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5813 pane.update_in(cx, |pane, window, cx| {
5814 pane.add_item(d, false, false, Some(0), window, cx);
5815 });
5816 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5817
5818 // 1b. Add after the active item
5819 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5820 pane.update_in(cx, |pane, window, cx| {
5821 pane.add_item(d, false, false, Some(2), window, cx);
5822 });
5823 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5824
5825 // 1c. Add at the end of the item list (including off the length)
5826 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5827 pane.update_in(cx, |pane, window, cx| {
5828 pane.add_item(a, false, false, Some(5), window, cx);
5829 });
5830 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5831
5832 // 1d. Add same item to active index
5833 let [_, b, _] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5834 pane.update_in(cx, |pane, window, cx| {
5835 pane.add_item(b, false, false, Some(1), window, cx);
5836 });
5837 assert_item_labels(&pane, ["A", "B*", "C"], cx);
5838
5839 // 1e. Add item to index after same item in last position
5840 let [_, _, c] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5841 pane.update_in(cx, |pane, window, cx| {
5842 pane.add_item(c, false, false, Some(2), window, cx);
5843 });
5844 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5845
5846 // 2. Add without a destination index
5847 // 2a. Add with active item at the start of the item list
5848 let [_, _, _, d] = set_labeled_items(&pane, ["A*", "B", "C", "D"], cx);
5849 pane.update_in(cx, |pane, window, cx| {
5850 pane.add_item(d, false, false, None, window, cx);
5851 });
5852 assert_item_labels(&pane, ["A", "D*", "B", "C"], cx);
5853
5854 // 2b. Add with active item at the end of the item list
5855 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B", "C", "D*"], cx);
5856 pane.update_in(cx, |pane, window, cx| {
5857 pane.add_item(a, false, false, None, window, cx);
5858 });
5859 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5860
5861 // 2c. Add active item to active item at end of list
5862 let [_, _, c] = set_labeled_items(&pane, ["A", "B", "C*"], cx);
5863 pane.update_in(cx, |pane, window, cx| {
5864 pane.add_item(c, false, false, None, window, cx);
5865 });
5866 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5867
5868 // 2d. Add active item to active item at start of list
5869 let [a, _, _] = set_labeled_items(&pane, ["A*", "B", "C"], cx);
5870 pane.update_in(cx, |pane, window, cx| {
5871 pane.add_item(a, false, false, None, window, cx);
5872 });
5873 assert_item_labels(&pane, ["A*", "B", "C"], cx);
5874 }
5875
5876 #[gpui::test]
5877 async fn test_add_item_with_same_project_entries(cx: &mut TestAppContext) {
5878 init_test(cx);
5879 let fs = FakeFs::new(cx.executor());
5880
5881 let project = Project::test(fs, None, cx).await;
5882 let (workspace, cx) =
5883 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5884 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5885
5886 // singleton view
5887 pane.update_in(cx, |pane, window, cx| {
5888 pane.add_item(
5889 Box::new(cx.new(|cx| {
5890 TestItem::new(cx)
5891 .with_buffer_kind(ItemBufferKind::Singleton)
5892 .with_label("buffer 1")
5893 .with_project_items(&[TestProjectItem::new(1, "one.txt", cx)])
5894 })),
5895 false,
5896 false,
5897 None,
5898 window,
5899 cx,
5900 );
5901 });
5902 assert_item_labels(&pane, ["buffer 1*"], cx);
5903
5904 // new singleton view with the same project entry
5905 pane.update_in(cx, |pane, window, cx| {
5906 pane.add_item(
5907 Box::new(cx.new(|cx| {
5908 TestItem::new(cx)
5909 .with_buffer_kind(ItemBufferKind::Singleton)
5910 .with_label("buffer 1")
5911 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5912 })),
5913 false,
5914 false,
5915 None,
5916 window,
5917 cx,
5918 );
5919 });
5920 assert_item_labels(&pane, ["buffer 1*"], cx);
5921
5922 // new singleton view with different project entry
5923 pane.update_in(cx, |pane, window, cx| {
5924 pane.add_item(
5925 Box::new(cx.new(|cx| {
5926 TestItem::new(cx)
5927 .with_buffer_kind(ItemBufferKind::Singleton)
5928 .with_label("buffer 2")
5929 .with_project_items(&[TestProjectItem::new(2, "2.txt", cx)])
5930 })),
5931 false,
5932 false,
5933 None,
5934 window,
5935 cx,
5936 );
5937 });
5938 assert_item_labels(&pane, ["buffer 1", "buffer 2*"], cx);
5939
5940 // new multibuffer view with the same project entry
5941 pane.update_in(cx, |pane, window, cx| {
5942 pane.add_item(
5943 Box::new(cx.new(|cx| {
5944 TestItem::new(cx)
5945 .with_buffer_kind(ItemBufferKind::Multibuffer)
5946 .with_label("multibuffer 1")
5947 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5948 })),
5949 false,
5950 false,
5951 None,
5952 window,
5953 cx,
5954 );
5955 });
5956 assert_item_labels(&pane, ["buffer 1", "buffer 2", "multibuffer 1*"], cx);
5957
5958 // another multibuffer view with the same project entry
5959 pane.update_in(cx, |pane, window, cx| {
5960 pane.add_item(
5961 Box::new(cx.new(|cx| {
5962 TestItem::new(cx)
5963 .with_buffer_kind(ItemBufferKind::Multibuffer)
5964 .with_label("multibuffer 1b")
5965 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5966 })),
5967 false,
5968 false,
5969 None,
5970 window,
5971 cx,
5972 );
5973 });
5974 assert_item_labels(
5975 &pane,
5976 ["buffer 1", "buffer 2", "multibuffer 1", "multibuffer 1b*"],
5977 cx,
5978 );
5979 }
5980
5981 #[gpui::test]
5982 async fn test_remove_item_ordering_history(cx: &mut TestAppContext) {
5983 init_test(cx);
5984 let fs = FakeFs::new(cx.executor());
5985
5986 let project = Project::test(fs, None, cx).await;
5987 let (workspace, cx) =
5988 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5989 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5990
5991 add_labeled_item(&pane, "A", false, cx);
5992 add_labeled_item(&pane, "B", false, cx);
5993 add_labeled_item(&pane, "C", false, cx);
5994 add_labeled_item(&pane, "D", false, cx);
5995 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5996
5997 pane.update_in(cx, |pane, window, cx| {
5998 pane.activate_item(1, false, false, window, cx)
5999 });
6000 add_labeled_item(&pane, "1", false, cx);
6001 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6002
6003 pane.update_in(cx, |pane, window, cx| {
6004 pane.close_active_item(
6005 &CloseActiveItem {
6006 save_intent: None,
6007 close_pinned: false,
6008 },
6009 window,
6010 cx,
6011 )
6012 })
6013 .await
6014 .unwrap();
6015 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
6016
6017 pane.update_in(cx, |pane, window, cx| {
6018 pane.activate_item(3, false, false, window, cx)
6019 });
6020 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6021
6022 pane.update_in(cx, |pane, window, cx| {
6023 pane.close_active_item(
6024 &CloseActiveItem {
6025 save_intent: None,
6026 close_pinned: false,
6027 },
6028 window,
6029 cx,
6030 )
6031 })
6032 .await
6033 .unwrap();
6034 assert_item_labels(&pane, ["A", "B*", "C"], cx);
6035
6036 pane.update_in(cx, |pane, window, cx| {
6037 pane.close_active_item(
6038 &CloseActiveItem {
6039 save_intent: None,
6040 close_pinned: false,
6041 },
6042 window,
6043 cx,
6044 )
6045 })
6046 .await
6047 .unwrap();
6048 assert_item_labels(&pane, ["A", "C*"], cx);
6049
6050 pane.update_in(cx, |pane, window, cx| {
6051 pane.close_active_item(
6052 &CloseActiveItem {
6053 save_intent: None,
6054 close_pinned: false,
6055 },
6056 window,
6057 cx,
6058 )
6059 })
6060 .await
6061 .unwrap();
6062 assert_item_labels(&pane, ["A*"], cx);
6063 }
6064
6065 #[gpui::test]
6066 async fn test_remove_item_ordering_neighbour(cx: &mut TestAppContext) {
6067 init_test(cx);
6068 cx.update_global::<SettingsStore, ()>(|s, cx| {
6069 s.update_user_settings(cx, |s| {
6070 s.tabs.get_or_insert_default().activate_on_close = Some(ActivateOnClose::Neighbour);
6071 });
6072 });
6073 let fs = FakeFs::new(cx.executor());
6074
6075 let project = Project::test(fs, None, cx).await;
6076 let (workspace, cx) =
6077 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6078 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6079
6080 add_labeled_item(&pane, "A", false, cx);
6081 add_labeled_item(&pane, "B", false, cx);
6082 add_labeled_item(&pane, "C", false, cx);
6083 add_labeled_item(&pane, "D", false, cx);
6084 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6085
6086 pane.update_in(cx, |pane, window, cx| {
6087 pane.activate_item(1, false, false, window, cx)
6088 });
6089 add_labeled_item(&pane, "1", false, cx);
6090 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6091
6092 pane.update_in(cx, |pane, window, cx| {
6093 pane.close_active_item(
6094 &CloseActiveItem {
6095 save_intent: None,
6096 close_pinned: false,
6097 },
6098 window,
6099 cx,
6100 )
6101 })
6102 .await
6103 .unwrap();
6104 assert_item_labels(&pane, ["A", "B", "C*", "D"], cx);
6105
6106 pane.update_in(cx, |pane, window, cx| {
6107 pane.activate_item(3, false, false, window, cx)
6108 });
6109 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6110
6111 pane.update_in(cx, |pane, window, cx| {
6112 pane.close_active_item(
6113 &CloseActiveItem {
6114 save_intent: None,
6115 close_pinned: false,
6116 },
6117 window,
6118 cx,
6119 )
6120 })
6121 .await
6122 .unwrap();
6123 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6124
6125 pane.update_in(cx, |pane, window, cx| {
6126 pane.close_active_item(
6127 &CloseActiveItem {
6128 save_intent: None,
6129 close_pinned: false,
6130 },
6131 window,
6132 cx,
6133 )
6134 })
6135 .await
6136 .unwrap();
6137 assert_item_labels(&pane, ["A", "B*"], cx);
6138
6139 pane.update_in(cx, |pane, window, cx| {
6140 pane.close_active_item(
6141 &CloseActiveItem {
6142 save_intent: None,
6143 close_pinned: false,
6144 },
6145 window,
6146 cx,
6147 )
6148 })
6149 .await
6150 .unwrap();
6151 assert_item_labels(&pane, ["A*"], cx);
6152 }
6153
6154 #[gpui::test]
6155 async fn test_remove_item_ordering_left_neighbour(cx: &mut TestAppContext) {
6156 init_test(cx);
6157 cx.update_global::<SettingsStore, ()>(|s, cx| {
6158 s.update_user_settings(cx, |s| {
6159 s.tabs.get_or_insert_default().activate_on_close =
6160 Some(ActivateOnClose::LeftNeighbour);
6161 });
6162 });
6163 let fs = FakeFs::new(cx.executor());
6164
6165 let project = Project::test(fs, None, cx).await;
6166 let (workspace, cx) =
6167 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6168 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6169
6170 add_labeled_item(&pane, "A", false, cx);
6171 add_labeled_item(&pane, "B", false, cx);
6172 add_labeled_item(&pane, "C", false, cx);
6173 add_labeled_item(&pane, "D", false, cx);
6174 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6175
6176 pane.update_in(cx, |pane, window, cx| {
6177 pane.activate_item(1, false, false, window, cx)
6178 });
6179 add_labeled_item(&pane, "1", false, cx);
6180 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6181
6182 pane.update_in(cx, |pane, window, cx| {
6183 pane.close_active_item(
6184 &CloseActiveItem {
6185 save_intent: None,
6186 close_pinned: false,
6187 },
6188 window,
6189 cx,
6190 )
6191 })
6192 .await
6193 .unwrap();
6194 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
6195
6196 pane.update_in(cx, |pane, window, cx| {
6197 pane.activate_item(3, false, false, window, cx)
6198 });
6199 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6200
6201 pane.update_in(cx, |pane, window, cx| {
6202 pane.close_active_item(
6203 &CloseActiveItem {
6204 save_intent: None,
6205 close_pinned: false,
6206 },
6207 window,
6208 cx,
6209 )
6210 })
6211 .await
6212 .unwrap();
6213 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6214
6215 pane.update_in(cx, |pane, window, cx| {
6216 pane.activate_item(0, false, false, window, cx)
6217 });
6218 assert_item_labels(&pane, ["A*", "B", "C"], cx);
6219
6220 pane.update_in(cx, |pane, window, cx| {
6221 pane.close_active_item(
6222 &CloseActiveItem {
6223 save_intent: None,
6224 close_pinned: false,
6225 },
6226 window,
6227 cx,
6228 )
6229 })
6230 .await
6231 .unwrap();
6232 assert_item_labels(&pane, ["B*", "C"], cx);
6233
6234 pane.update_in(cx, |pane, window, cx| {
6235 pane.close_active_item(
6236 &CloseActiveItem {
6237 save_intent: None,
6238 close_pinned: false,
6239 },
6240 window,
6241 cx,
6242 )
6243 })
6244 .await
6245 .unwrap();
6246 assert_item_labels(&pane, ["C*"], cx);
6247 }
6248
6249 #[gpui::test]
6250 async fn test_close_inactive_items(cx: &mut TestAppContext) {
6251 init_test(cx);
6252 let fs = FakeFs::new(cx.executor());
6253
6254 let project = Project::test(fs, None, cx).await;
6255 let (workspace, cx) =
6256 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6257 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6258
6259 let item_a = add_labeled_item(&pane, "A", false, cx);
6260 pane.update_in(cx, |pane, window, cx| {
6261 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6262 pane.pin_tab_at(ix, window, cx);
6263 });
6264 assert_item_labels(&pane, ["A*!"], cx);
6265
6266 let item_b = add_labeled_item(&pane, "B", false, cx);
6267 pane.update_in(cx, |pane, window, cx| {
6268 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
6269 pane.pin_tab_at(ix, window, cx);
6270 });
6271 assert_item_labels(&pane, ["A!", "B*!"], cx);
6272
6273 add_labeled_item(&pane, "C", false, cx);
6274 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
6275
6276 add_labeled_item(&pane, "D", false, cx);
6277 add_labeled_item(&pane, "E", false, cx);
6278 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
6279
6280 pane.update_in(cx, |pane, window, cx| {
6281 pane.close_other_items(
6282 &CloseOtherItems {
6283 save_intent: None,
6284 close_pinned: false,
6285 },
6286 None,
6287 window,
6288 cx,
6289 )
6290 })
6291 .await
6292 .unwrap();
6293 assert_item_labels(&pane, ["A!", "B!", "E*"], cx);
6294 }
6295
6296 #[gpui::test]
6297 async fn test_running_close_inactive_items_via_an_inactive_item(cx: &mut TestAppContext) {
6298 init_test(cx);
6299 let fs = FakeFs::new(cx.executor());
6300
6301 let project = Project::test(fs, None, cx).await;
6302 let (workspace, cx) =
6303 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6304 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6305
6306 add_labeled_item(&pane, "A", false, cx);
6307 assert_item_labels(&pane, ["A*"], cx);
6308
6309 let item_b = add_labeled_item(&pane, "B", false, cx);
6310 assert_item_labels(&pane, ["A", "B*"], cx);
6311
6312 add_labeled_item(&pane, "C", false, cx);
6313 add_labeled_item(&pane, "D", false, cx);
6314 add_labeled_item(&pane, "E", false, cx);
6315 assert_item_labels(&pane, ["A", "B", "C", "D", "E*"], cx);
6316
6317 pane.update_in(cx, |pane, window, cx| {
6318 pane.close_other_items(
6319 &CloseOtherItems {
6320 save_intent: None,
6321 close_pinned: false,
6322 },
6323 Some(item_b.item_id()),
6324 window,
6325 cx,
6326 )
6327 })
6328 .await
6329 .unwrap();
6330 assert_item_labels(&pane, ["B*"], cx);
6331 }
6332
6333 #[gpui::test]
6334 async fn test_close_clean_items(cx: &mut TestAppContext) {
6335 init_test(cx);
6336 let fs = FakeFs::new(cx.executor());
6337
6338 let project = Project::test(fs, None, cx).await;
6339 let (workspace, cx) =
6340 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6341 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6342
6343 add_labeled_item(&pane, "A", true, cx);
6344 add_labeled_item(&pane, "B", false, cx);
6345 add_labeled_item(&pane, "C", true, cx);
6346 add_labeled_item(&pane, "D", false, cx);
6347 add_labeled_item(&pane, "E", false, cx);
6348 assert_item_labels(&pane, ["A^", "B", "C^", "D", "E*"], cx);
6349
6350 pane.update_in(cx, |pane, window, cx| {
6351 pane.close_clean_items(
6352 &CloseCleanItems {
6353 close_pinned: false,
6354 },
6355 window,
6356 cx,
6357 )
6358 })
6359 .await
6360 .unwrap();
6361 assert_item_labels(&pane, ["A^", "C*^"], cx);
6362 }
6363
6364 #[gpui::test]
6365 async fn test_close_items_to_the_left(cx: &mut TestAppContext) {
6366 init_test(cx);
6367 let fs = FakeFs::new(cx.executor());
6368
6369 let project = Project::test(fs, None, cx).await;
6370 let (workspace, cx) =
6371 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6372 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6373
6374 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6375
6376 pane.update_in(cx, |pane, window, cx| {
6377 pane.close_items_to_the_left_by_id(
6378 None,
6379 &CloseItemsToTheLeft {
6380 close_pinned: false,
6381 },
6382 window,
6383 cx,
6384 )
6385 })
6386 .await
6387 .unwrap();
6388 assert_item_labels(&pane, ["C*", "D", "E"], cx);
6389 }
6390
6391 #[gpui::test]
6392 async fn test_close_items_to_the_right(cx: &mut TestAppContext) {
6393 init_test(cx);
6394 let fs = FakeFs::new(cx.executor());
6395
6396 let project = Project::test(fs, None, cx).await;
6397 let (workspace, cx) =
6398 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6399 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6400
6401 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6402
6403 pane.update_in(cx, |pane, window, cx| {
6404 pane.close_items_to_the_right_by_id(
6405 None,
6406 &CloseItemsToTheRight {
6407 close_pinned: false,
6408 },
6409 window,
6410 cx,
6411 )
6412 })
6413 .await
6414 .unwrap();
6415 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6416 }
6417
6418 #[gpui::test]
6419 async fn test_close_all_items(cx: &mut TestAppContext) {
6420 init_test(cx);
6421 let fs = FakeFs::new(cx.executor());
6422
6423 let project = Project::test(fs, None, cx).await;
6424 let (workspace, cx) =
6425 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6426 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6427
6428 let item_a = add_labeled_item(&pane, "A", false, cx);
6429 add_labeled_item(&pane, "B", false, cx);
6430 add_labeled_item(&pane, "C", false, cx);
6431 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6432
6433 pane.update_in(cx, |pane, window, cx| {
6434 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6435 pane.pin_tab_at(ix, window, cx);
6436 pane.close_all_items(
6437 &CloseAllItems {
6438 save_intent: None,
6439 close_pinned: false,
6440 },
6441 window,
6442 cx,
6443 )
6444 })
6445 .await
6446 .unwrap();
6447 assert_item_labels(&pane, ["A*!"], cx);
6448
6449 pane.update_in(cx, |pane, window, cx| {
6450 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6451 pane.unpin_tab_at(ix, window, cx);
6452 pane.close_all_items(
6453 &CloseAllItems {
6454 save_intent: None,
6455 close_pinned: false,
6456 },
6457 window,
6458 cx,
6459 )
6460 })
6461 .await
6462 .unwrap();
6463
6464 assert_item_labels(&pane, [], cx);
6465
6466 add_labeled_item(&pane, "A", true, cx).update(cx, |item, cx| {
6467 item.project_items
6468 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6469 });
6470 add_labeled_item(&pane, "B", true, cx).update(cx, |item, cx| {
6471 item.project_items
6472 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6473 });
6474 add_labeled_item(&pane, "C", true, cx).update(cx, |item, cx| {
6475 item.project_items
6476 .push(TestProjectItem::new_dirty(3, "C.txt", cx))
6477 });
6478 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6479
6480 let save = pane.update_in(cx, |pane, window, cx| {
6481 pane.close_all_items(
6482 &CloseAllItems {
6483 save_intent: None,
6484 close_pinned: false,
6485 },
6486 window,
6487 cx,
6488 )
6489 });
6490
6491 cx.executor().run_until_parked();
6492 cx.simulate_prompt_answer("Save all");
6493 save.await.unwrap();
6494 assert_item_labels(&pane, [], cx);
6495
6496 add_labeled_item(&pane, "A", true, cx);
6497 add_labeled_item(&pane, "B", true, cx);
6498 add_labeled_item(&pane, "C", true, cx);
6499 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6500 let save = pane.update_in(cx, |pane, window, cx| {
6501 pane.close_all_items(
6502 &CloseAllItems {
6503 save_intent: None,
6504 close_pinned: false,
6505 },
6506 window,
6507 cx,
6508 )
6509 });
6510
6511 cx.executor().run_until_parked();
6512 cx.simulate_prompt_answer("Discard all");
6513 save.await.unwrap();
6514 assert_item_labels(&pane, [], cx);
6515 }
6516
6517 #[gpui::test]
6518 async fn test_close_multibuffer_items(cx: &mut TestAppContext) {
6519 init_test(cx);
6520 let fs = FakeFs::new(cx.executor());
6521
6522 let project = Project::test(fs, None, cx).await;
6523 let (workspace, cx) =
6524 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6525 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6526
6527 let add_labeled_item = |pane: &Entity<Pane>,
6528 label,
6529 is_dirty,
6530 kind: ItemBufferKind,
6531 cx: &mut VisualTestContext| {
6532 pane.update_in(cx, |pane, window, cx| {
6533 let labeled_item = Box::new(cx.new(|cx| {
6534 TestItem::new(cx)
6535 .with_label(label)
6536 .with_dirty(is_dirty)
6537 .with_buffer_kind(kind)
6538 }));
6539 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6540 labeled_item
6541 })
6542 };
6543
6544 let item_a = add_labeled_item(&pane, "A", false, ItemBufferKind::Multibuffer, cx);
6545 add_labeled_item(&pane, "B", false, ItemBufferKind::Multibuffer, cx);
6546 add_labeled_item(&pane, "C", false, ItemBufferKind::Singleton, cx);
6547 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6548
6549 pane.update_in(cx, |pane, window, cx| {
6550 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6551 pane.pin_tab_at(ix, window, cx);
6552 pane.close_multibuffer_items(
6553 &CloseMultibufferItems {
6554 save_intent: None,
6555 close_pinned: false,
6556 },
6557 window,
6558 cx,
6559 )
6560 })
6561 .await
6562 .unwrap();
6563 assert_item_labels(&pane, ["A!", "C*"], cx);
6564
6565 pane.update_in(cx, |pane, window, cx| {
6566 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6567 pane.unpin_tab_at(ix, window, cx);
6568 pane.close_multibuffer_items(
6569 &CloseMultibufferItems {
6570 save_intent: None,
6571 close_pinned: false,
6572 },
6573 window,
6574 cx,
6575 )
6576 })
6577 .await
6578 .unwrap();
6579
6580 assert_item_labels(&pane, ["C*"], cx);
6581
6582 add_labeled_item(&pane, "A", true, ItemBufferKind::Singleton, cx).update(cx, |item, cx| {
6583 item.project_items
6584 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6585 });
6586 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6587 cx,
6588 |item, cx| {
6589 item.project_items
6590 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6591 },
6592 );
6593 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6594 cx,
6595 |item, cx| {
6596 item.project_items
6597 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6598 },
6599 );
6600 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6601
6602 let save = pane.update_in(cx, |pane, window, cx| {
6603 pane.close_multibuffer_items(
6604 &CloseMultibufferItems {
6605 save_intent: None,
6606 close_pinned: false,
6607 },
6608 window,
6609 cx,
6610 )
6611 });
6612
6613 cx.executor().run_until_parked();
6614 cx.simulate_prompt_answer("Save all");
6615 save.await.unwrap();
6616 assert_item_labels(&pane, ["C", "A*^"], cx);
6617
6618 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6619 cx,
6620 |item, cx| {
6621 item.project_items
6622 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6623 },
6624 );
6625 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6626 cx,
6627 |item, cx| {
6628 item.project_items
6629 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6630 },
6631 );
6632 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6633 let save = pane.update_in(cx, |pane, window, cx| {
6634 pane.close_multibuffer_items(
6635 &CloseMultibufferItems {
6636 save_intent: None,
6637 close_pinned: false,
6638 },
6639 window,
6640 cx,
6641 )
6642 });
6643
6644 cx.executor().run_until_parked();
6645 cx.simulate_prompt_answer("Discard all");
6646 save.await.unwrap();
6647 assert_item_labels(&pane, ["C", "A*^"], cx);
6648 }
6649
6650 #[gpui::test]
6651 async fn test_close_with_save_intent(cx: &mut TestAppContext) {
6652 init_test(cx);
6653 let fs = FakeFs::new(cx.executor());
6654
6655 let project = Project::test(fs, None, cx).await;
6656 let (workspace, cx) =
6657 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6658 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6659
6660 let a = cx.update(|_, cx| TestProjectItem::new_dirty(1, "A.txt", cx));
6661 let b = cx.update(|_, cx| TestProjectItem::new_dirty(1, "B.txt", cx));
6662 let c = cx.update(|_, cx| TestProjectItem::new_dirty(1, "C.txt", cx));
6663
6664 add_labeled_item(&pane, "AB", true, cx).update(cx, |item, _| {
6665 item.project_items.push(a.clone());
6666 item.project_items.push(b.clone());
6667 });
6668 add_labeled_item(&pane, "C", true, cx)
6669 .update(cx, |item, _| item.project_items.push(c.clone()));
6670 assert_item_labels(&pane, ["AB^", "C*^"], cx);
6671
6672 pane.update_in(cx, |pane, window, cx| {
6673 pane.close_all_items(
6674 &CloseAllItems {
6675 save_intent: Some(SaveIntent::Save),
6676 close_pinned: false,
6677 },
6678 window,
6679 cx,
6680 )
6681 })
6682 .await
6683 .unwrap();
6684
6685 assert_item_labels(&pane, [], cx);
6686 cx.update(|_, cx| {
6687 assert!(!a.read(cx).is_dirty);
6688 assert!(!b.read(cx).is_dirty);
6689 assert!(!c.read(cx).is_dirty);
6690 });
6691 }
6692
6693 #[gpui::test]
6694 async fn test_new_tab_scrolls_into_view_completely(cx: &mut TestAppContext) {
6695 // Arrange
6696 init_test(cx);
6697 let fs = FakeFs::new(cx.executor());
6698
6699 let project = Project::test(fs, None, cx).await;
6700 let (workspace, cx) =
6701 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6702 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6703
6704 cx.simulate_resize(size(px(300.), px(300.)));
6705
6706 add_labeled_item(&pane, "untitled", false, cx);
6707 add_labeled_item(&pane, "untitled", false, cx);
6708 add_labeled_item(&pane, "untitled", false, cx);
6709 add_labeled_item(&pane, "untitled", false, cx);
6710 // Act: this should trigger a scroll
6711 add_labeled_item(&pane, "untitled", false, cx);
6712 // Assert
6713 let tab_bar_scroll_handle =
6714 pane.update_in(cx, |pane, _window, _cx| pane.tab_bar_scroll_handle.clone());
6715 assert_eq!(tab_bar_scroll_handle.children_count(), 6);
6716 let tab_bounds = cx.debug_bounds("TAB-3").unwrap();
6717 let new_tab_button_bounds = cx.debug_bounds("ICON-Plus").unwrap();
6718 let scroll_bounds = tab_bar_scroll_handle.bounds();
6719 let scroll_offset = tab_bar_scroll_handle.offset();
6720 assert!(tab_bounds.right() <= scroll_bounds.right() + scroll_offset.x);
6721 // -39.5 is the magic number for this setup
6722 assert_eq!(scroll_offset.x, px(-39.5));
6723 assert!(
6724 !tab_bounds.intersects(&new_tab_button_bounds),
6725 "Tab should not overlap with the new tab button, if this is failing check if there's been a redesign!"
6726 );
6727 }
6728
6729 #[gpui::test]
6730 async fn test_close_all_items_including_pinned(cx: &mut TestAppContext) {
6731 init_test(cx);
6732 let fs = FakeFs::new(cx.executor());
6733
6734 let project = Project::test(fs, None, cx).await;
6735 let (workspace, cx) =
6736 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6737 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6738
6739 let item_a = add_labeled_item(&pane, "A", false, cx);
6740 add_labeled_item(&pane, "B", false, cx);
6741 add_labeled_item(&pane, "C", false, cx);
6742 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6743
6744 pane.update_in(cx, |pane, window, cx| {
6745 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6746 pane.pin_tab_at(ix, window, cx);
6747 pane.close_all_items(
6748 &CloseAllItems {
6749 save_intent: None,
6750 close_pinned: true,
6751 },
6752 window,
6753 cx,
6754 )
6755 })
6756 .await
6757 .unwrap();
6758 assert_item_labels(&pane, [], cx);
6759 }
6760
6761 #[gpui::test]
6762 async fn test_close_pinned_tab_with_non_pinned_in_same_pane(cx: &mut TestAppContext) {
6763 init_test(cx);
6764 let fs = FakeFs::new(cx.executor());
6765 let project = Project::test(fs, None, cx).await;
6766 let (workspace, cx) =
6767 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6768
6769 // Non-pinned tabs in same pane
6770 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6771 add_labeled_item(&pane, "A", false, cx);
6772 add_labeled_item(&pane, "B", false, cx);
6773 add_labeled_item(&pane, "C", false, cx);
6774 pane.update_in(cx, |pane, window, cx| {
6775 pane.pin_tab_at(0, window, cx);
6776 });
6777 set_labeled_items(&pane, ["A*", "B", "C"], cx);
6778 pane.update_in(cx, |pane, window, cx| {
6779 pane.close_active_item(
6780 &CloseActiveItem {
6781 save_intent: None,
6782 close_pinned: false,
6783 },
6784 window,
6785 cx,
6786 )
6787 .unwrap();
6788 });
6789 // Non-pinned tab should be active
6790 assert_item_labels(&pane, ["A!", "B*", "C"], cx);
6791 }
6792
6793 #[gpui::test]
6794 async fn test_close_pinned_tab_with_non_pinned_in_different_pane(cx: &mut TestAppContext) {
6795 init_test(cx);
6796 let fs = FakeFs::new(cx.executor());
6797 let project = Project::test(fs, None, cx).await;
6798 let (workspace, cx) =
6799 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6800
6801 // No non-pinned tabs in same pane, non-pinned tabs in another pane
6802 let pane1 = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6803 let pane2 = workspace.update_in(cx, |workspace, window, cx| {
6804 workspace.split_pane(pane1.clone(), SplitDirection::Right, window, cx)
6805 });
6806 add_labeled_item(&pane1, "A", false, cx);
6807 pane1.update_in(cx, |pane, window, cx| {
6808 pane.pin_tab_at(0, window, cx);
6809 });
6810 set_labeled_items(&pane1, ["A*"], cx);
6811 add_labeled_item(&pane2, "B", false, cx);
6812 set_labeled_items(&pane2, ["B"], cx);
6813 pane1.update_in(cx, |pane, window, cx| {
6814 pane.close_active_item(
6815 &CloseActiveItem {
6816 save_intent: None,
6817 close_pinned: false,
6818 },
6819 window,
6820 cx,
6821 )
6822 .unwrap();
6823 });
6824 // Non-pinned tab of other pane should be active
6825 assert_item_labels(&pane2, ["B*"], cx);
6826 }
6827
6828 #[gpui::test]
6829 async fn ensure_item_closing_actions_do_not_panic_when_no_items_exist(cx: &mut TestAppContext) {
6830 init_test(cx);
6831 let fs = FakeFs::new(cx.executor());
6832 let project = Project::test(fs, None, cx).await;
6833 let (workspace, cx) =
6834 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6835
6836 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6837 assert_item_labels(&pane, [], cx);
6838
6839 pane.update_in(cx, |pane, window, cx| {
6840 pane.close_active_item(
6841 &CloseActiveItem {
6842 save_intent: None,
6843 close_pinned: false,
6844 },
6845 window,
6846 cx,
6847 )
6848 })
6849 .await
6850 .unwrap();
6851
6852 pane.update_in(cx, |pane, window, cx| {
6853 pane.close_other_items(
6854 &CloseOtherItems {
6855 save_intent: None,
6856 close_pinned: false,
6857 },
6858 None,
6859 window,
6860 cx,
6861 )
6862 })
6863 .await
6864 .unwrap();
6865
6866 pane.update_in(cx, |pane, window, cx| {
6867 pane.close_all_items(
6868 &CloseAllItems {
6869 save_intent: None,
6870 close_pinned: false,
6871 },
6872 window,
6873 cx,
6874 )
6875 })
6876 .await
6877 .unwrap();
6878
6879 pane.update_in(cx, |pane, window, cx| {
6880 pane.close_clean_items(
6881 &CloseCleanItems {
6882 close_pinned: false,
6883 },
6884 window,
6885 cx,
6886 )
6887 })
6888 .await
6889 .unwrap();
6890
6891 pane.update_in(cx, |pane, window, cx| {
6892 pane.close_items_to_the_right_by_id(
6893 None,
6894 &CloseItemsToTheRight {
6895 close_pinned: false,
6896 },
6897 window,
6898 cx,
6899 )
6900 })
6901 .await
6902 .unwrap();
6903
6904 pane.update_in(cx, |pane, window, cx| {
6905 pane.close_items_to_the_left_by_id(
6906 None,
6907 &CloseItemsToTheLeft {
6908 close_pinned: false,
6909 },
6910 window,
6911 cx,
6912 )
6913 })
6914 .await
6915 .unwrap();
6916 }
6917
6918 #[gpui::test]
6919 async fn test_item_swapping_actions(cx: &mut TestAppContext) {
6920 init_test(cx);
6921 let fs = FakeFs::new(cx.executor());
6922 let project = Project::test(fs, None, cx).await;
6923 let (workspace, cx) =
6924 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6925
6926 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6927 assert_item_labels(&pane, [], cx);
6928
6929 // Test that these actions do not panic
6930 pane.update_in(cx, |pane, window, cx| {
6931 pane.swap_item_right(&Default::default(), window, cx);
6932 });
6933
6934 pane.update_in(cx, |pane, window, cx| {
6935 pane.swap_item_left(&Default::default(), window, cx);
6936 });
6937
6938 add_labeled_item(&pane, "A", false, cx);
6939 add_labeled_item(&pane, "B", false, cx);
6940 add_labeled_item(&pane, "C", false, cx);
6941 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6942
6943 pane.update_in(cx, |pane, window, cx| {
6944 pane.swap_item_right(&Default::default(), window, cx);
6945 });
6946 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6947
6948 pane.update_in(cx, |pane, window, cx| {
6949 pane.swap_item_left(&Default::default(), window, cx);
6950 });
6951 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6952
6953 pane.update_in(cx, |pane, window, cx| {
6954 pane.swap_item_left(&Default::default(), window, cx);
6955 });
6956 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6957
6958 pane.update_in(cx, |pane, window, cx| {
6959 pane.swap_item_left(&Default::default(), window, cx);
6960 });
6961 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6962
6963 pane.update_in(cx, |pane, window, cx| {
6964 pane.swap_item_right(&Default::default(), window, cx);
6965 });
6966 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6967 }
6968
6969 fn init_test(cx: &mut TestAppContext) {
6970 cx.update(|cx| {
6971 let settings_store = SettingsStore::test(cx);
6972 cx.set_global(settings_store);
6973 theme::init(LoadThemes::JustBase, cx);
6974 crate::init_settings(cx);
6975 Project::init_settings(cx);
6976 });
6977 }
6978
6979 fn set_max_tabs(cx: &mut TestAppContext, value: Option<usize>) {
6980 cx.update_global(|store: &mut SettingsStore, cx| {
6981 store.update_user_settings(cx, |settings| {
6982 settings.workspace.max_tabs = value.map(|v| NonZero::new(v).unwrap())
6983 });
6984 });
6985 }
6986
6987 fn add_labeled_item(
6988 pane: &Entity<Pane>,
6989 label: &str,
6990 is_dirty: bool,
6991 cx: &mut VisualTestContext,
6992 ) -> Box<Entity<TestItem>> {
6993 pane.update_in(cx, |pane, window, cx| {
6994 let labeled_item =
6995 Box::new(cx.new(|cx| TestItem::new(cx).with_label(label).with_dirty(is_dirty)));
6996 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6997 labeled_item
6998 })
6999 }
7000
7001 fn set_labeled_items<const COUNT: usize>(
7002 pane: &Entity<Pane>,
7003 labels: [&str; COUNT],
7004 cx: &mut VisualTestContext,
7005 ) -> [Box<Entity<TestItem>>; COUNT] {
7006 pane.update_in(cx, |pane, window, cx| {
7007 pane.items.clear();
7008 let mut active_item_index = 0;
7009
7010 let mut index = 0;
7011 let items = labels.map(|mut label| {
7012 if label.ends_with('*') {
7013 label = label.trim_end_matches('*');
7014 active_item_index = index;
7015 }
7016
7017 let labeled_item = Box::new(cx.new(|cx| TestItem::new(cx).with_label(label)));
7018 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
7019 index += 1;
7020 labeled_item
7021 });
7022
7023 pane.activate_item(active_item_index, false, false, window, cx);
7024
7025 items
7026 })
7027 }
7028
7029 // Assert the item label, with the active item label suffixed with a '*'
7030 #[track_caller]
7031 fn assert_item_labels<const COUNT: usize>(
7032 pane: &Entity<Pane>,
7033 expected_states: [&str; COUNT],
7034 cx: &mut VisualTestContext,
7035 ) {
7036 let actual_states = pane.update(cx, |pane, cx| {
7037 pane.items
7038 .iter()
7039 .enumerate()
7040 .map(|(ix, item)| {
7041 let mut state = item
7042 .to_any()
7043 .downcast::<TestItem>()
7044 .unwrap()
7045 .read(cx)
7046 .label
7047 .clone();
7048 if ix == pane.active_item_index {
7049 state.push('*');
7050 }
7051 if item.is_dirty(cx) {
7052 state.push('^');
7053 }
7054 if pane.is_tab_pinned(ix) {
7055 state.push('!');
7056 }
7057 state
7058 })
7059 .collect::<Vec<_>>()
7060 });
7061 assert_eq!(
7062 actual_states, expected_states,
7063 "pane items do not match expectation"
7064 );
7065 }
7066}