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