1use crate::{
2 CloseWindow, NewFile, NewTerminal, OpenInTerminal, OpenOptions, OpenTerminal, OpenVisible,
3 SplitDirection, ToggleFileFinder, ToggleProjectSymbols, ToggleZoom, Workspace,
4 WorkspaceItemBuilder,
5 invalid_item_view::InvalidItemView,
6 item::{
7 ActivateOnClose, ClosePosition, Item, ItemBufferKind, ItemHandle, ItemSettings,
8 PreviewTabsSettings, ProjectItemKind, SaveOptions, ShowCloseButton, ShowDiagnostics,
9 TabContentParams, TabTooltipContent, WeakItemHandle,
10 },
11 move_item,
12 notifications::NotifyResultExt,
13 toolbar::Toolbar,
14 workspace_settings::{AutosaveSetting, TabBarSettings, WorkspaceSettings},
15};
16use anyhow::Result;
17use collections::{BTreeSet, HashMap, HashSet, VecDeque};
18use futures::{StreamExt, stream::FuturesUnordered};
19use gpui::{
20 Action, AnyElement, App, AsyncWindowContext, ClickEvent, ClipboardItem, Context, Corner, Div,
21 DragMoveEvent, Entity, EntityId, EventEmitter, ExternalPaths, FocusHandle, FocusOutEvent,
22 Focusable, KeyContext, MouseButton, MouseDownEvent, NavigationDirection, Pixels, Point,
23 PromptLevel, Render, ScrollHandle, Subscription, Task, WeakEntity, WeakFocusHandle, Window,
24 actions, anchored, deferred, prelude::*,
25};
26use itertools::Itertools;
27use language::DiagnosticSeverity;
28use parking_lot::Mutex;
29use project::{DirectoryLister, Project, ProjectEntryId, ProjectPath, WorktreeId};
30use schemars::JsonSchema;
31use serde::Deserialize;
32use settings::{Settings, SettingsStore};
33use std::{
34 any::Any,
35 cmp, fmt, mem,
36 num::NonZeroUsize,
37 ops::ControlFlow,
38 path::PathBuf,
39 rc::Rc,
40 sync::{
41 Arc,
42 atomic::{AtomicUsize, Ordering},
43 },
44 time::Duration,
45};
46use theme::ThemeSettings;
47use ui::{
48 ButtonSize, Color, ContextMenu, ContextMenuEntry, ContextMenuItem, DecoratedIcon, IconButton,
49 IconButtonShape, IconDecoration, IconDecorationKind, IconName, IconSize, Indicator, Label,
50 PopoverMenu, PopoverMenuHandle, Tab, TabBar, TabPosition, Tooltip, prelude::*,
51 right_click_menu,
52};
53use util::{ResultExt, debug_panic, maybe, paths::PathStyle, truncate_and_remove_front};
54
55/// A selected entry in e.g. project panel.
56#[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
57pub struct SelectedEntry {
58 pub worktree_id: WorktreeId,
59 pub entry_id: ProjectEntryId,
60}
61
62/// A group of selected entries from project panel.
63#[derive(Debug)]
64pub struct DraggedSelection {
65 pub active_selection: SelectedEntry,
66 pub marked_selections: Arc<[SelectedEntry]>,
67}
68
69impl DraggedSelection {
70 pub fn items<'a>(&'a self) -> Box<dyn Iterator<Item = &'a SelectedEntry> + 'a> {
71 if self.marked_selections.contains(&self.active_selection) {
72 Box::new(self.marked_selections.iter())
73 } else {
74 Box::new(std::iter::once(&self.active_selection))
75 }
76 }
77}
78
79#[derive(Clone, Copy, PartialEq, Debug, Deserialize, JsonSchema)]
80#[serde(rename_all = "snake_case")]
81pub enum SaveIntent {
82 /// write all files (even if unchanged)
83 /// prompt before overwriting on-disk changes
84 Save,
85 /// same as Save, but without auto formatting
86 SaveWithoutFormat,
87 /// write any files that have local changes
88 /// prompt before overwriting on-disk changes
89 SaveAll,
90 /// always prompt for a new path
91 SaveAs,
92 /// prompt "you have unsaved changes" before writing
93 Close,
94 /// write all dirty files, don't prompt on conflict
95 Overwrite,
96 /// skip all save-related behavior
97 Skip,
98}
99
100/// Activates a specific item in the pane by its index.
101#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
102#[action(namespace = pane)]
103pub struct ActivateItem(pub usize);
104
105/// Closes the currently active item in the pane.
106#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
107#[action(namespace = pane)]
108#[serde(deny_unknown_fields)]
109pub struct CloseActiveItem {
110 #[serde(default)]
111 pub save_intent: Option<SaveIntent>,
112 #[serde(default)]
113 pub close_pinned: bool,
114}
115
116/// Closes all inactive items in the pane.
117#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
118#[action(namespace = pane)]
119#[serde(deny_unknown_fields)]
120#[action(deprecated_aliases = ["pane::CloseInactiveItems"])]
121pub struct CloseOtherItems {
122 #[serde(default)]
123 pub save_intent: Option<SaveIntent>,
124 #[serde(default)]
125 pub close_pinned: bool,
126}
127
128/// Closes all multibuffers in the pane.
129#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
130#[action(namespace = pane)]
131#[serde(deny_unknown_fields)]
132pub struct CloseMultibufferItems {
133 #[serde(default)]
134 pub save_intent: Option<SaveIntent>,
135 #[serde(default)]
136 pub close_pinned: bool,
137}
138
139/// Closes all items in the pane.
140#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
141#[action(namespace = pane)]
142#[serde(deny_unknown_fields)]
143pub struct CloseAllItems {
144 #[serde(default)]
145 pub save_intent: Option<SaveIntent>,
146 #[serde(default)]
147 pub close_pinned: bool,
148}
149
150/// Closes all items that have no unsaved changes.
151#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
152#[action(namespace = pane)]
153#[serde(deny_unknown_fields)]
154pub struct CloseCleanItems {
155 #[serde(default)]
156 pub close_pinned: bool,
157}
158
159/// Closes all items to the right of the current item.
160#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
161#[action(namespace = pane)]
162#[serde(deny_unknown_fields)]
163pub struct CloseItemsToTheRight {
164 #[serde(default)]
165 pub close_pinned: bool,
166}
167
168/// Closes all items to the left of the current item.
169#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
170#[action(namespace = pane)]
171#[serde(deny_unknown_fields)]
172pub struct CloseItemsToTheLeft {
173 #[serde(default)]
174 pub close_pinned: bool,
175}
176
177/// Reveals the current item in the project panel.
178#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
179#[action(namespace = pane)]
180#[serde(deny_unknown_fields)]
181pub struct RevealInProjectPanel {
182 #[serde(skip)]
183 pub entry_id: Option<u64>,
184}
185
186/// Opens the search interface with the specified configuration.
187#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
188#[action(namespace = pane)]
189#[serde(deny_unknown_fields)]
190pub struct DeploySearch {
191 #[serde(default)]
192 pub replace_enabled: bool,
193 #[serde(default)]
194 pub included_files: Option<String>,
195 #[serde(default)]
196 pub excluded_files: Option<String>,
197}
198
199actions!(
200 pane,
201 [
202 /// Activates the previous item in the pane.
203 ActivatePreviousItem,
204 /// Activates the next item in the pane.
205 ActivateNextItem,
206 /// Activates the last item in the pane.
207 ActivateLastItem,
208 /// Switches to the alternate file.
209 AlternateFile,
210 /// Navigates back in history.
211 GoBack,
212 /// Navigates forward in history.
213 GoForward,
214 /// Joins this pane into the next pane.
215 JoinIntoNext,
216 /// Joins all panes into one.
217 JoinAll,
218 /// Reopens the most recently closed item.
219 ReopenClosedItem,
220 /// Splits the pane to the left, cloning the current item.
221 SplitLeft,
222 /// Splits the pane upward, cloning the current item.
223 SplitUp,
224 /// Splits the pane to the right, cloning the current item.
225 SplitRight,
226 /// Splits the pane downward, cloning the current item.
227 SplitDown,
228 /// Splits the pane to the left, moving the current item.
229 SplitAndMoveLeft,
230 /// Splits the pane upward, moving the current item.
231 SplitAndMoveUp,
232 /// Splits the pane to the right, moving the current item.
233 SplitAndMoveRight,
234 /// Splits the pane downward, moving the current item.
235 SplitAndMoveDown,
236 /// Splits the pane horizontally.
237 SplitHorizontal,
238 /// Splits the pane vertically.
239 SplitVertical,
240 /// Swaps the current item with the one to the left.
241 SwapItemLeft,
242 /// Swaps the current item with the one to the right.
243 SwapItemRight,
244 /// Toggles preview mode for the current tab.
245 TogglePreviewTab,
246 /// Toggles pin status for the current tab.
247 TogglePinTab,
248 /// Unpins all tabs in the pane.
249 UnpinAllTabs,
250 ]
251);
252
253impl DeploySearch {
254 pub fn find() -> Self {
255 Self {
256 replace_enabled: false,
257 included_files: None,
258 excluded_files: None,
259 }
260 }
261}
262
263const MAX_NAVIGATION_HISTORY_LEN: usize = 1024;
264
265pub enum Event {
266 AddItem {
267 item: Box<dyn ItemHandle>,
268 },
269 ActivateItem {
270 local: bool,
271 focus_changed: bool,
272 },
273 Remove {
274 focus_on_pane: Option<Entity<Pane>>,
275 },
276 RemovedItem {
277 item: Box<dyn ItemHandle>,
278 },
279 Split {
280 direction: SplitDirection,
281 clone_active_item: bool,
282 },
283 ItemPinned,
284 ItemUnpinned,
285 JoinAll,
286 JoinIntoNext,
287 ChangeItemTitle,
288 Focus,
289 ZoomIn,
290 ZoomOut,
291 UserSavedItem {
292 item: Box<dyn WeakItemHandle>,
293 save_intent: SaveIntent,
294 },
295}
296
297impl fmt::Debug for Event {
298 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
299 match self {
300 Event::AddItem { item } => f
301 .debug_struct("AddItem")
302 .field("item", &item.item_id())
303 .finish(),
304 Event::ActivateItem { local, .. } => f
305 .debug_struct("ActivateItem")
306 .field("local", local)
307 .finish(),
308 Event::Remove { .. } => f.write_str("Remove"),
309 Event::RemovedItem { item } => f
310 .debug_struct("RemovedItem")
311 .field("item", &item.item_id())
312 .finish(),
313 Event::Split {
314 direction,
315 clone_active_item,
316 } => f
317 .debug_struct("Split")
318 .field("direction", direction)
319 .field("clone_active_item", clone_active_item)
320 .finish(),
321 Event::JoinAll => f.write_str("JoinAll"),
322 Event::JoinIntoNext => f.write_str("JoinIntoNext"),
323 Event::ChangeItemTitle => f.write_str("ChangeItemTitle"),
324 Event::Focus => f.write_str("Focus"),
325 Event::ZoomIn => f.write_str("ZoomIn"),
326 Event::ZoomOut => f.write_str("ZoomOut"),
327 Event::UserSavedItem { item, save_intent } => f
328 .debug_struct("UserSavedItem")
329 .field("item", &item.id())
330 .field("save_intent", save_intent)
331 .finish(),
332 Event::ItemPinned => f.write_str("ItemPinned"),
333 Event::ItemUnpinned => f.write_str("ItemUnpinned"),
334 }
335 }
336}
337
338/// A container for 0 to many items that are open in the workspace.
339/// Treats all items uniformly via the [`ItemHandle`] trait, whether it's an editor, search results multibuffer, terminal or something else,
340/// responsible for managing item tabs, focus and zoom states and drag and drop features.
341/// Can be split, see `PaneGroup` for more details.
342pub struct Pane {
343 alternate_file_items: (
344 Option<Box<dyn WeakItemHandle>>,
345 Option<Box<dyn WeakItemHandle>>,
346 ),
347 focus_handle: FocusHandle,
348 items: Vec<Box<dyn ItemHandle>>,
349 activation_history: Vec<ActivationHistoryEntry>,
350 next_activation_timestamp: Arc<AtomicUsize>,
351 zoomed: bool,
352 was_focused: bool,
353 active_item_index: usize,
354 preview_item_id: Option<EntityId>,
355 last_focus_handle_by_item: HashMap<EntityId, WeakFocusHandle>,
356 nav_history: NavHistory,
357 toolbar: Entity<Toolbar>,
358 pub(crate) workspace: WeakEntity<Workspace>,
359 project: WeakEntity<Project>,
360 pub drag_split_direction: Option<SplitDirection>,
361 can_drop_predicate: Option<Arc<dyn Fn(&dyn Any, &mut Window, &mut App) -> bool>>,
362 custom_drop_handle: Option<
363 Arc<dyn Fn(&mut Pane, &dyn Any, &mut Window, &mut Context<Pane>) -> ControlFlow<(), ()>>,
364 >,
365 can_split_predicate:
366 Option<Arc<dyn Fn(&mut Self, &dyn Any, &mut Window, &mut Context<Self>) -> bool>>,
367 can_toggle_zoom: bool,
368 should_display_tab_bar: Rc<dyn Fn(&Window, &mut Context<Pane>) -> bool>,
369 render_tab_bar_buttons: Rc<
370 dyn Fn(
371 &mut Pane,
372 &mut Window,
373 &mut Context<Pane>,
374 ) -> (Option<AnyElement>, Option<AnyElement>),
375 >,
376 render_tab_bar: Rc<dyn Fn(&mut Pane, &mut Window, &mut Context<Pane>) -> AnyElement>,
377 show_tab_bar_buttons: bool,
378 max_tabs: Option<NonZeroUsize>,
379 use_max_tabs: bool,
380 _subscriptions: Vec<Subscription>,
381 tab_bar_scroll_handle: ScrollHandle,
382 /// This is set to true if a user scroll has occurred more recently than a system scroll
383 /// We want to suppress certain system scrolls when the user has intentionally scrolled
384 suppress_scroll: bool,
385 /// Is None if navigation buttons are permanently turned off (and should not react to setting changes).
386 /// Otherwise, when `display_nav_history_buttons` is Some, it determines whether nav buttons should be displayed.
387 display_nav_history_buttons: Option<bool>,
388 double_click_dispatch_action: Box<dyn Action>,
389 save_modals_spawned: HashSet<EntityId>,
390 close_pane_if_empty: bool,
391 pub new_item_context_menu_handle: PopoverMenuHandle<ContextMenu>,
392 pub split_item_context_menu_handle: PopoverMenuHandle<ContextMenu>,
393 pinned_tab_count: usize,
394 diagnostics: HashMap<ProjectPath, DiagnosticSeverity>,
395 zoom_out_on_close: bool,
396 diagnostic_summary_update: Task<()>,
397 /// If a certain project item wants to get recreated with specific data, it can persist its data before the recreation here.
398 pub project_item_restoration_data: HashMap<ProjectItemKind, Box<dyn Any + Send>>,
399}
400
401pub struct ActivationHistoryEntry {
402 pub entity_id: EntityId,
403 pub timestamp: usize,
404}
405
406pub struct ItemNavHistory {
407 history: NavHistory,
408 item: Arc<dyn WeakItemHandle>,
409 is_preview: bool,
410}
411
412#[derive(Clone)]
413pub struct NavHistory(Arc<Mutex<NavHistoryState>>);
414
415struct NavHistoryState {
416 mode: NavigationMode,
417 backward_stack: VecDeque<NavigationEntry>,
418 forward_stack: VecDeque<NavigationEntry>,
419 closed_stack: VecDeque<NavigationEntry>,
420 paths_by_item: HashMap<EntityId, (ProjectPath, Option<PathBuf>)>,
421 pane: WeakEntity<Pane>,
422 next_timestamp: Arc<AtomicUsize>,
423}
424
425#[derive(Debug, Default, Copy, Clone)]
426pub enum NavigationMode {
427 #[default]
428 Normal,
429 GoingBack,
430 GoingForward,
431 ClosingItem,
432 ReopeningClosedItem,
433 Disabled,
434}
435
436pub struct NavigationEntry {
437 pub item: Arc<dyn WeakItemHandle>,
438 pub data: Option<Box<dyn Any + Send>>,
439 pub timestamp: usize,
440 pub is_preview: bool,
441}
442
443#[derive(Clone)]
444pub struct DraggedTab {
445 pub pane: Entity<Pane>,
446 pub item: Box<dyn ItemHandle>,
447 pub ix: usize,
448 pub detail: usize,
449 pub is_active: bool,
450}
451
452impl EventEmitter<Event> for Pane {}
453
454pub enum Side {
455 Left,
456 Right,
457}
458
459#[derive(Copy, Clone)]
460enum PinOperation {
461 Pin,
462 Unpin,
463}
464
465impl Pane {
466 pub fn new(
467 workspace: WeakEntity<Workspace>,
468 project: Entity<Project>,
469 next_timestamp: Arc<AtomicUsize>,
470 can_drop_predicate: Option<Arc<dyn Fn(&dyn Any, &mut Window, &mut App) -> bool + 'static>>,
471 double_click_dispatch_action: Box<dyn Action>,
472 use_max_tabs: bool,
473 window: &mut Window,
474 cx: &mut Context<Self>,
475 ) -> Self {
476 let focus_handle = cx.focus_handle();
477 let max_tabs = if use_max_tabs {
478 WorkspaceSettings::get_global(cx).max_tabs
479 } else {
480 None
481 };
482
483 let subscriptions = vec![
484 cx.on_focus(&focus_handle, window, Pane::focus_in),
485 cx.on_focus_in(&focus_handle, window, Pane::focus_in),
486 cx.on_focus_out(&focus_handle, window, Pane::focus_out),
487 cx.observe_global_in::<SettingsStore>(window, Self::settings_changed),
488 cx.subscribe(&project, Self::project_events),
489 ];
490
491 let handle = cx.entity().downgrade();
492
493 Self {
494 alternate_file_items: (None, None),
495 focus_handle,
496 items: Vec::new(),
497 activation_history: Vec::new(),
498 next_activation_timestamp: next_timestamp.clone(),
499 was_focused: false,
500 zoomed: false,
501 active_item_index: 0,
502 preview_item_id: None,
503 max_tabs,
504 use_max_tabs,
505 last_focus_handle_by_item: Default::default(),
506 nav_history: NavHistory(Arc::new(Mutex::new(NavHistoryState {
507 mode: NavigationMode::Normal,
508 backward_stack: Default::default(),
509 forward_stack: Default::default(),
510 closed_stack: Default::default(),
511 paths_by_item: Default::default(),
512 pane: handle,
513 next_timestamp,
514 }))),
515 toolbar: cx.new(|_| Toolbar::new()),
516 tab_bar_scroll_handle: ScrollHandle::new(),
517 suppress_scroll: false,
518 drag_split_direction: None,
519 workspace,
520 project: project.downgrade(),
521 can_drop_predicate,
522 custom_drop_handle: None,
523 can_split_predicate: None,
524 can_toggle_zoom: true,
525 should_display_tab_bar: Rc::new(|_, cx| TabBarSettings::get_global(cx).show),
526 render_tab_bar_buttons: Rc::new(default_render_tab_bar_buttons),
527 render_tab_bar: Rc::new(Self::render_tab_bar),
528 show_tab_bar_buttons: TabBarSettings::get_global(cx).show_tab_bar_buttons,
529 display_nav_history_buttons: Some(
530 TabBarSettings::get_global(cx).show_nav_history_buttons,
531 ),
532 _subscriptions: subscriptions,
533 double_click_dispatch_action,
534 save_modals_spawned: HashSet::default(),
535 close_pane_if_empty: true,
536 split_item_context_menu_handle: Default::default(),
537 new_item_context_menu_handle: Default::default(),
538 pinned_tab_count: 0,
539 diagnostics: Default::default(),
540 zoom_out_on_close: true,
541 diagnostic_summary_update: Task::ready(()),
542 project_item_restoration_data: HashMap::default(),
543 }
544 }
545
546 fn alternate_file(&mut self, _: &AlternateFile, window: &mut Window, cx: &mut Context<Pane>) {
547 let (_, alternative) = &self.alternate_file_items;
548 if let Some(alternative) = alternative {
549 let existing = self
550 .items()
551 .find_position(|item| item.item_id() == alternative.id());
552 if let Some((ix, _)) = existing {
553 self.activate_item(ix, true, true, window, cx);
554 } else if let Some(upgraded) = alternative.upgrade() {
555 self.add_item(upgraded, true, true, None, window, cx);
556 }
557 }
558 }
559
560 pub fn track_alternate_file_items(&mut self) {
561 if let Some(item) = self.active_item().map(|item| item.downgrade_item()) {
562 let (current, _) = &self.alternate_file_items;
563 match current {
564 Some(current) => {
565 if current.id() != item.id() {
566 self.alternate_file_items =
567 (Some(item), self.alternate_file_items.0.take());
568 }
569 }
570 None => {
571 self.alternate_file_items = (Some(item), None);
572 }
573 }
574 }
575 }
576
577 pub fn has_focus(&self, window: &Window, cx: &App) -> bool {
578 // We not only check whether our focus handle contains focus, but also
579 // whether the active item might have focus, because we might have just activated an item
580 // that hasn't rendered yet.
581 // Before the next render, we might transfer focus
582 // to the item, and `focus_handle.contains_focus` returns false because the `active_item`
583 // is not hooked up to us in the dispatch tree.
584 self.focus_handle.contains_focused(window, cx)
585 || self
586 .active_item()
587 .is_some_and(|item| item.item_focus_handle(cx).contains_focused(window, cx))
588 }
589
590 fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
591 if !self.was_focused {
592 self.was_focused = true;
593 self.update_history(self.active_item_index);
594 if !self.suppress_scroll && self.items.get(self.active_item_index).is_some() {
595 self.update_active_tab(self.active_item_index);
596 }
597 cx.emit(Event::Focus);
598 cx.notify();
599 }
600
601 self.toolbar.update(cx, |toolbar, cx| {
602 toolbar.focus_changed(true, window, cx);
603 });
604
605 if let Some(active_item) = self.active_item() {
606 if self.focus_handle.is_focused(window) {
607 // Schedule a redraw next frame, so that the focus changes below take effect
608 cx.on_next_frame(window, |_, _, cx| {
609 cx.notify();
610 });
611
612 // Pane was focused directly. We need to either focus a view inside the active item,
613 // or focus the active item itself
614 if let Some(weak_last_focus_handle) =
615 self.last_focus_handle_by_item.get(&active_item.item_id())
616 && let Some(focus_handle) = weak_last_focus_handle.upgrade()
617 {
618 focus_handle.focus(window);
619 return;
620 }
621
622 active_item.item_focus_handle(cx).focus(window);
623 } else if let Some(focused) = window.focused(cx)
624 && !self.context_menu_focused(window, cx)
625 {
626 self.last_focus_handle_by_item
627 .insert(active_item.item_id(), focused.downgrade());
628 }
629 }
630 }
631
632 pub fn context_menu_focused(&self, window: &mut Window, cx: &mut Context<Self>) -> bool {
633 self.new_item_context_menu_handle.is_focused(window, cx)
634 || self.split_item_context_menu_handle.is_focused(window, cx)
635 }
636
637 fn focus_out(&mut self, _event: FocusOutEvent, window: &mut Window, cx: &mut Context<Self>) {
638 self.was_focused = false;
639 self.toolbar.update(cx, |toolbar, cx| {
640 toolbar.focus_changed(false, window, cx);
641 });
642
643 cx.notify();
644 }
645
646 fn project_events(
647 &mut self,
648 _project: Entity<Project>,
649 event: &project::Event,
650 cx: &mut Context<Self>,
651 ) {
652 match event {
653 project::Event::DiskBasedDiagnosticsFinished { .. }
654 | project::Event::DiagnosticsUpdated { .. } => {
655 if ItemSettings::get_global(cx).show_diagnostics != ShowDiagnostics::Off {
656 self.diagnostic_summary_update = cx.spawn(async move |this, cx| {
657 cx.background_executor()
658 .timer(Duration::from_millis(30))
659 .await;
660 this.update(cx, |this, cx| {
661 this.update_diagnostics(cx);
662 cx.notify();
663 })
664 .log_err();
665 });
666 }
667 }
668 _ => {}
669 }
670 }
671
672 fn update_diagnostics(&mut self, cx: &mut Context<Self>) {
673 let Some(project) = self.project.upgrade() else {
674 return;
675 };
676 let show_diagnostics = ItemSettings::get_global(cx).show_diagnostics;
677 self.diagnostics = if show_diagnostics != ShowDiagnostics::Off {
678 project
679 .read(cx)
680 .diagnostic_summaries(false, cx)
681 .filter_map(|(project_path, _, diagnostic_summary)| {
682 if diagnostic_summary.error_count > 0 {
683 Some((project_path, DiagnosticSeverity::ERROR))
684 } else if diagnostic_summary.warning_count > 0
685 && show_diagnostics != ShowDiagnostics::Errors
686 {
687 Some((project_path, DiagnosticSeverity::WARNING))
688 } else {
689 None
690 }
691 })
692 .collect()
693 } else {
694 HashMap::default()
695 }
696 }
697
698 fn settings_changed(&mut self, window: &mut Window, cx: &mut Context<Self>) {
699 let tab_bar_settings = TabBarSettings::get_global(cx);
700 let new_max_tabs = WorkspaceSettings::get_global(cx).max_tabs;
701
702 if let Some(display_nav_history_buttons) = self.display_nav_history_buttons.as_mut() {
703 *display_nav_history_buttons = tab_bar_settings.show_nav_history_buttons;
704 }
705
706 self.show_tab_bar_buttons = tab_bar_settings.show_tab_bar_buttons;
707
708 if !PreviewTabsSettings::get_global(cx).enabled {
709 self.preview_item_id = None;
710 }
711
712 if self.use_max_tabs && new_max_tabs != self.max_tabs {
713 self.max_tabs = new_max_tabs;
714 self.close_items_on_settings_change(window, cx);
715 }
716
717 self.update_diagnostics(cx);
718 cx.notify();
719 }
720
721 pub fn active_item_index(&self) -> usize {
722 self.active_item_index
723 }
724
725 pub fn activation_history(&self) -> &[ActivationHistoryEntry] {
726 &self.activation_history
727 }
728
729 pub fn set_should_display_tab_bar<F>(&mut self, should_display_tab_bar: F)
730 where
731 F: 'static + Fn(&Window, &mut Context<Pane>) -> bool,
732 {
733 self.should_display_tab_bar = Rc::new(should_display_tab_bar);
734 }
735
736 pub fn set_can_split(
737 &mut self,
738 can_split_predicate: Option<
739 Arc<dyn Fn(&mut Self, &dyn Any, &mut Window, &mut Context<Self>) -> bool + 'static>,
740 >,
741 ) {
742 self.can_split_predicate = can_split_predicate;
743 }
744
745 pub fn set_can_toggle_zoom(&mut self, can_toggle_zoom: bool, cx: &mut Context<Self>) {
746 self.can_toggle_zoom = can_toggle_zoom;
747 cx.notify();
748 }
749
750 pub fn set_close_pane_if_empty(&mut self, close_pane_if_empty: bool, cx: &mut Context<Self>) {
751 self.close_pane_if_empty = close_pane_if_empty;
752 cx.notify();
753 }
754
755 pub fn set_can_navigate(&mut self, can_navigate: bool, cx: &mut Context<Self>) {
756 self.toolbar.update(cx, |toolbar, cx| {
757 toolbar.set_can_navigate(can_navigate, cx);
758 });
759 cx.notify();
760 }
761
762 pub fn set_render_tab_bar<F>(&mut self, cx: &mut Context<Self>, render: F)
763 where
764 F: 'static + Fn(&mut Pane, &mut Window, &mut Context<Pane>) -> AnyElement,
765 {
766 self.render_tab_bar = Rc::new(render);
767 cx.notify();
768 }
769
770 pub fn set_render_tab_bar_buttons<F>(&mut self, cx: &mut Context<Self>, render: F)
771 where
772 F: 'static
773 + Fn(
774 &mut Pane,
775 &mut Window,
776 &mut Context<Pane>,
777 ) -> (Option<AnyElement>, Option<AnyElement>),
778 {
779 self.render_tab_bar_buttons = Rc::new(render);
780 cx.notify();
781 }
782
783 pub fn set_custom_drop_handle<F>(&mut self, cx: &mut Context<Self>, handle: F)
784 where
785 F: 'static
786 + Fn(&mut Pane, &dyn Any, &mut Window, &mut Context<Pane>) -> ControlFlow<(), ()>,
787 {
788 self.custom_drop_handle = Some(Arc::new(handle));
789 cx.notify();
790 }
791
792 pub fn nav_history_for_item<T: Item>(&self, item: &Entity<T>) -> ItemNavHistory {
793 ItemNavHistory {
794 history: self.nav_history.clone(),
795 item: Arc::new(item.downgrade()),
796 is_preview: self.preview_item_id == Some(item.item_id()),
797 }
798 }
799
800 pub fn nav_history(&self) -> &NavHistory {
801 &self.nav_history
802 }
803
804 pub fn nav_history_mut(&mut self) -> &mut NavHistory {
805 &mut self.nav_history
806 }
807
808 pub fn disable_history(&mut self) {
809 self.nav_history.disable();
810 }
811
812 pub fn enable_history(&mut self) {
813 self.nav_history.enable();
814 }
815
816 pub fn can_navigate_backward(&self) -> bool {
817 !self.nav_history.0.lock().backward_stack.is_empty()
818 }
819
820 pub fn can_navigate_forward(&self) -> bool {
821 !self.nav_history.0.lock().forward_stack.is_empty()
822 }
823
824 pub fn navigate_backward(&mut self, _: &GoBack, window: &mut Window, cx: &mut Context<Self>) {
825 if let Some(workspace) = self.workspace.upgrade() {
826 let pane = cx.entity().downgrade();
827 window.defer(cx, move |window, cx| {
828 workspace.update(cx, |workspace, cx| {
829 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
830 })
831 })
832 }
833 }
834
835 fn navigate_forward(&mut self, _: &GoForward, window: &mut Window, cx: &mut Context<Self>) {
836 if let Some(workspace) = self.workspace.upgrade() {
837 let pane = cx.entity().downgrade();
838 window.defer(cx, move |window, cx| {
839 workspace.update(cx, |workspace, cx| {
840 workspace
841 .go_forward(pane, window, cx)
842 .detach_and_log_err(cx)
843 })
844 })
845 }
846 }
847
848 fn history_updated(&mut self, cx: &mut Context<Self>) {
849 self.toolbar.update(cx, |_, cx| cx.notify());
850 }
851
852 pub fn preview_item_id(&self) -> Option<EntityId> {
853 self.preview_item_id
854 }
855
856 pub fn preview_item(&self) -> Option<Box<dyn ItemHandle>> {
857 self.preview_item_id
858 .and_then(|id| self.items.iter().find(|item| item.item_id() == id))
859 .cloned()
860 }
861
862 pub fn preview_item_idx(&self) -> Option<usize> {
863 if let Some(preview_item_id) = self.preview_item_id {
864 self.items
865 .iter()
866 .position(|item| item.item_id() == preview_item_id)
867 } else {
868 None
869 }
870 }
871
872 pub fn is_active_preview_item(&self, item_id: EntityId) -> bool {
873 self.preview_item_id == Some(item_id)
874 }
875
876 /// Marks the item with the given ID as the preview item.
877 /// This will be ignored if the global setting `preview_tabs` is disabled.
878 pub fn set_preview_item_id(&mut self, item_id: Option<EntityId>, cx: &App) {
879 if PreviewTabsSettings::get_global(cx).enabled {
880 self.preview_item_id = item_id;
881 }
882 }
883
884 /// Should only be used when deserializing a pane.
885 pub fn set_pinned_count(&mut self, count: usize) {
886 self.pinned_tab_count = count;
887 }
888
889 pub fn pinned_count(&self) -> usize {
890 self.pinned_tab_count
891 }
892
893 pub fn handle_item_edit(&mut self, item_id: EntityId, cx: &App) {
894 if let Some(preview_item) = self.preview_item()
895 && preview_item.item_id() == item_id
896 && !preview_item.preserve_preview(cx)
897 {
898 self.set_preview_item_id(None, cx);
899 }
900 }
901
902 pub(crate) fn open_item(
903 &mut self,
904 project_entry_id: Option<ProjectEntryId>,
905 project_path: ProjectPath,
906 focus_item: bool,
907 allow_preview: bool,
908 activate: bool,
909 suggested_position: Option<usize>,
910 window: &mut Window,
911 cx: &mut Context<Self>,
912 build_item: WorkspaceItemBuilder,
913 ) -> Box<dyn ItemHandle> {
914 let mut existing_item = None;
915 if let Some(project_entry_id) = project_entry_id {
916 for (index, item) in self.items.iter().enumerate() {
917 if item.buffer_kind(cx) == ItemBufferKind::Singleton
918 && item.project_entry_ids(cx).as_slice() == [project_entry_id]
919 {
920 let item = item.boxed_clone();
921 existing_item = Some((index, item));
922 break;
923 }
924 }
925 } else {
926 for (index, item) in self.items.iter().enumerate() {
927 if item.buffer_kind(cx) == ItemBufferKind::Singleton
928 && item.project_path(cx).as_ref() == Some(&project_path)
929 {
930 let item = item.boxed_clone();
931 existing_item = Some((index, item));
932 break;
933 }
934 }
935 }
936
937 let set_up_existing_item =
938 |index: usize, pane: &mut Self, window: &mut Window, cx: &mut Context<Self>| {
939 // If the item is already open, and the item is a preview item
940 // and we are not allowing items to open as preview, mark the item as persistent.
941 if let Some(preview_item_id) = pane.preview_item_id
942 && let Some(tab) = pane.items.get(index)
943 && tab.item_id() == preview_item_id
944 && !allow_preview
945 {
946 pane.set_preview_item_id(None, cx);
947 }
948 if activate {
949 pane.activate_item(index, focus_item, focus_item, window, cx);
950 }
951 };
952 let set_up_new_item = |new_item: Box<dyn ItemHandle>,
953 destination_index: Option<usize>,
954 pane: &mut Self,
955 window: &mut Window,
956 cx: &mut Context<Self>| {
957 if allow_preview {
958 pane.set_preview_item_id(Some(new_item.item_id()), cx);
959 }
960
961 if let Some(text) = new_item.telemetry_event_text(cx) {
962 telemetry::event!(text);
963 }
964
965 pane.add_item_inner(
966 new_item,
967 true,
968 focus_item,
969 activate,
970 destination_index,
971 window,
972 cx,
973 );
974 };
975
976 if let Some((index, existing_item)) = existing_item {
977 set_up_existing_item(index, self, window, cx);
978 existing_item
979 } else {
980 // If the item is being opened as preview and we have an existing preview tab,
981 // open the new item in the position of the existing preview tab.
982 let destination_index = if allow_preview {
983 self.close_current_preview_item(window, cx)
984 } else {
985 suggested_position
986 };
987
988 let new_item = build_item(self, window, cx);
989 // A special case that won't ever get a `project_entry_id` but has to be deduplicated nonetheless.
990 if let Some(invalid_buffer_view) = new_item.downcast::<InvalidItemView>() {
991 let mut already_open_view = None;
992 let mut views_to_close = HashSet::default();
993 for existing_error_view in self
994 .items_of_type::<InvalidItemView>()
995 .filter(|item| item.read(cx).abs_path == invalid_buffer_view.read(cx).abs_path)
996 {
997 if already_open_view.is_none()
998 && existing_error_view.read(cx).error == invalid_buffer_view.read(cx).error
999 {
1000 already_open_view = Some(existing_error_view);
1001 } else {
1002 views_to_close.insert(existing_error_view.item_id());
1003 }
1004 }
1005
1006 let resulting_item = match already_open_view {
1007 Some(already_open_view) => {
1008 if let Some(index) = self.index_for_item_id(already_open_view.item_id()) {
1009 set_up_existing_item(index, self, window, cx);
1010 }
1011 Box::new(already_open_view) as Box<_>
1012 }
1013 None => {
1014 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1015 new_item
1016 }
1017 };
1018
1019 self.close_items(window, cx, SaveIntent::Skip, |existing_item| {
1020 views_to_close.contains(&existing_item)
1021 })
1022 .detach();
1023
1024 resulting_item
1025 } else {
1026 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1027 new_item
1028 }
1029 }
1030 }
1031
1032 pub fn close_current_preview_item(
1033 &mut self,
1034 window: &mut Window,
1035 cx: &mut Context<Self>,
1036 ) -> Option<usize> {
1037 let item_idx = self.preview_item_idx()?;
1038 let id = self.preview_item_id()?;
1039
1040 let prev_active_item_index = self.active_item_index;
1041 self.remove_item(id, false, false, window, cx);
1042 self.active_item_index = prev_active_item_index;
1043
1044 if item_idx < self.items.len() {
1045 Some(item_idx)
1046 } else {
1047 None
1048 }
1049 }
1050
1051 pub fn add_item_inner(
1052 &mut self,
1053 item: Box<dyn ItemHandle>,
1054 activate_pane: bool,
1055 focus_item: bool,
1056 activate: bool,
1057 destination_index: Option<usize>,
1058 window: &mut Window,
1059 cx: &mut Context<Self>,
1060 ) {
1061 let item_already_exists = self
1062 .items
1063 .iter()
1064 .any(|existing_item| existing_item.item_id() == item.item_id());
1065
1066 if !item_already_exists {
1067 self.close_items_on_item_open(window, cx);
1068 }
1069
1070 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1071 && let Some(&entry_id) = item.project_entry_ids(cx).first()
1072 {
1073 let Some(project) = self.project.upgrade() else {
1074 return;
1075 };
1076
1077 let project = project.read(cx);
1078 if let Some(project_path) = project.path_for_entry(entry_id, cx) {
1079 let abs_path = project.absolute_path(&project_path, cx);
1080 self.nav_history
1081 .0
1082 .lock()
1083 .paths_by_item
1084 .insert(item.item_id(), (project_path, abs_path));
1085 }
1086 }
1087 // If no destination index is specified, add or move the item after the
1088 // active item (or at the start of tab bar, if the active item is pinned)
1089 let mut insertion_index = {
1090 cmp::min(
1091 if let Some(destination_index) = destination_index {
1092 destination_index
1093 } else {
1094 cmp::max(self.active_item_index + 1, self.pinned_count())
1095 },
1096 self.items.len(),
1097 )
1098 };
1099
1100 // Does the item already exist?
1101 let project_entry_id = if item.buffer_kind(cx) == ItemBufferKind::Singleton {
1102 item.project_entry_ids(cx).first().copied()
1103 } else {
1104 None
1105 };
1106
1107 let existing_item_index = self.items.iter().position(|existing_item| {
1108 if existing_item.item_id() == item.item_id() {
1109 true
1110 } else if existing_item.buffer_kind(cx) == ItemBufferKind::Singleton {
1111 existing_item
1112 .project_entry_ids(cx)
1113 .first()
1114 .is_some_and(|existing_entry_id| {
1115 Some(existing_entry_id) == project_entry_id.as_ref()
1116 })
1117 } else {
1118 false
1119 }
1120 });
1121 if let Some(existing_item_index) = existing_item_index {
1122 // If the item already exists, move it to the desired destination and activate it
1123
1124 if existing_item_index != insertion_index {
1125 let existing_item_is_active = existing_item_index == self.active_item_index;
1126
1127 // If the caller didn't specify a destination and the added item is already
1128 // the active one, don't move it
1129 if existing_item_is_active && destination_index.is_none() {
1130 insertion_index = existing_item_index;
1131 } else {
1132 self.items.remove(existing_item_index);
1133 if existing_item_index < self.active_item_index {
1134 self.active_item_index -= 1;
1135 }
1136 insertion_index = insertion_index.min(self.items.len());
1137
1138 self.items.insert(insertion_index, item.clone());
1139
1140 if existing_item_is_active {
1141 self.active_item_index = insertion_index;
1142 } else if insertion_index <= self.active_item_index {
1143 self.active_item_index += 1;
1144 }
1145 }
1146
1147 cx.notify();
1148 }
1149
1150 if activate {
1151 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1152 }
1153 } else {
1154 self.items.insert(insertion_index, item.clone());
1155 cx.notify();
1156
1157 if activate {
1158 if insertion_index <= self.active_item_index
1159 && self.preview_item_idx() != Some(self.active_item_index)
1160 {
1161 self.active_item_index += 1;
1162 }
1163
1164 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1165 }
1166 }
1167
1168 cx.emit(Event::AddItem { item });
1169 }
1170
1171 pub fn add_item(
1172 &mut self,
1173 item: Box<dyn ItemHandle>,
1174 activate_pane: bool,
1175 focus_item: bool,
1176 destination_index: Option<usize>,
1177 window: &mut Window,
1178 cx: &mut Context<Self>,
1179 ) {
1180 if let Some(text) = item.telemetry_event_text(cx) {
1181 telemetry::event!(text);
1182 }
1183
1184 self.add_item_inner(
1185 item,
1186 activate_pane,
1187 focus_item,
1188 true,
1189 destination_index,
1190 window,
1191 cx,
1192 )
1193 }
1194
1195 pub fn items_len(&self) -> usize {
1196 self.items.len()
1197 }
1198
1199 pub fn items(&self) -> impl DoubleEndedIterator<Item = &Box<dyn ItemHandle>> {
1200 self.items.iter()
1201 }
1202
1203 pub fn items_of_type<T: Render>(&self) -> impl '_ + Iterator<Item = Entity<T>> {
1204 self.items
1205 .iter()
1206 .filter_map(|item| item.to_any_view().downcast().ok())
1207 }
1208
1209 pub fn active_item(&self) -> Option<Box<dyn ItemHandle>> {
1210 self.items.get(self.active_item_index).cloned()
1211 }
1212
1213 fn active_item_id(&self) -> EntityId {
1214 self.items[self.active_item_index].item_id()
1215 }
1216
1217 pub fn pixel_position_of_cursor(&self, cx: &App) -> Option<Point<Pixels>> {
1218 self.items
1219 .get(self.active_item_index)?
1220 .pixel_position_of_cursor(cx)
1221 }
1222
1223 pub fn item_for_entry(
1224 &self,
1225 entry_id: ProjectEntryId,
1226 cx: &App,
1227 ) -> Option<Box<dyn ItemHandle>> {
1228 self.items.iter().find_map(|item| {
1229 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1230 && (item.project_entry_ids(cx).as_slice() == [entry_id])
1231 {
1232 Some(item.boxed_clone())
1233 } else {
1234 None
1235 }
1236 })
1237 }
1238
1239 pub fn item_for_path(
1240 &self,
1241 project_path: ProjectPath,
1242 cx: &App,
1243 ) -> Option<Box<dyn ItemHandle>> {
1244 self.items.iter().find_map(move |item| {
1245 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1246 && (item.project_path(cx).as_slice() == [project_path.clone()])
1247 {
1248 Some(item.boxed_clone())
1249 } else {
1250 None
1251 }
1252 })
1253 }
1254
1255 pub fn index_for_item(&self, item: &dyn ItemHandle) -> Option<usize> {
1256 self.index_for_item_id(item.item_id())
1257 }
1258
1259 fn index_for_item_id(&self, item_id: EntityId) -> Option<usize> {
1260 self.items.iter().position(|i| i.item_id() == item_id)
1261 }
1262
1263 pub fn item_for_index(&self, ix: usize) -> Option<&dyn ItemHandle> {
1264 self.items.get(ix).map(|i| i.as_ref())
1265 }
1266
1267 pub fn toggle_zoom(&mut self, _: &ToggleZoom, window: &mut Window, cx: &mut Context<Self>) {
1268 if !self.can_toggle_zoom {
1269 cx.propagate();
1270 } else if self.zoomed {
1271 cx.emit(Event::ZoomOut);
1272 } else if !self.items.is_empty() {
1273 if !self.focus_handle.contains_focused(window, cx) {
1274 cx.focus_self(window);
1275 }
1276 cx.emit(Event::ZoomIn);
1277 }
1278 }
1279
1280 pub fn activate_item(
1281 &mut self,
1282 index: usize,
1283 activate_pane: bool,
1284 focus_item: bool,
1285 window: &mut Window,
1286 cx: &mut Context<Self>,
1287 ) {
1288 use NavigationMode::{GoingBack, GoingForward};
1289 if index < self.items.len() {
1290 let prev_active_item_ix = mem::replace(&mut self.active_item_index, index);
1291 if (prev_active_item_ix != self.active_item_index
1292 || matches!(self.nav_history.mode(), GoingBack | GoingForward))
1293 && let Some(prev_item) = self.items.get(prev_active_item_ix)
1294 {
1295 prev_item.deactivated(window, cx);
1296 }
1297 self.update_history(index);
1298 self.update_toolbar(window, cx);
1299 self.update_status_bar(window, cx);
1300
1301 if focus_item {
1302 self.focus_active_item(window, cx);
1303 }
1304
1305 cx.emit(Event::ActivateItem {
1306 local: activate_pane,
1307 focus_changed: focus_item,
1308 });
1309
1310 self.update_active_tab(index);
1311 cx.notify();
1312 }
1313 }
1314
1315 fn update_active_tab(&mut self, index: usize) {
1316 if !self.is_tab_pinned(index) {
1317 self.suppress_scroll = false;
1318 self.tab_bar_scroll_handle.scroll_to_item(index);
1319 }
1320 }
1321
1322 fn update_history(&mut self, index: usize) {
1323 if let Some(newly_active_item) = self.items.get(index) {
1324 self.activation_history
1325 .retain(|entry| entry.entity_id != newly_active_item.item_id());
1326 self.activation_history.push(ActivationHistoryEntry {
1327 entity_id: newly_active_item.item_id(),
1328 timestamp: self
1329 .next_activation_timestamp
1330 .fetch_add(1, Ordering::SeqCst),
1331 });
1332 }
1333 }
1334
1335 pub fn activate_previous_item(
1336 &mut self,
1337 _: &ActivatePreviousItem,
1338 window: &mut Window,
1339 cx: &mut Context<Self>,
1340 ) {
1341 let mut index = self.active_item_index;
1342 if index > 0 {
1343 index -= 1;
1344 } else if !self.items.is_empty() {
1345 index = self.items.len() - 1;
1346 }
1347 self.activate_item(index, true, true, window, cx);
1348 }
1349
1350 pub fn activate_next_item(
1351 &mut self,
1352 _: &ActivateNextItem,
1353 window: &mut Window,
1354 cx: &mut Context<Self>,
1355 ) {
1356 let mut index = self.active_item_index;
1357 if index + 1 < self.items.len() {
1358 index += 1;
1359 } else {
1360 index = 0;
1361 }
1362 self.activate_item(index, true, true, window, cx);
1363 }
1364
1365 pub fn swap_item_left(
1366 &mut self,
1367 _: &SwapItemLeft,
1368 window: &mut Window,
1369 cx: &mut Context<Self>,
1370 ) {
1371 let index = self.active_item_index;
1372 if index == 0 {
1373 return;
1374 }
1375
1376 self.items.swap(index, index - 1);
1377 self.activate_item(index - 1, true, true, window, cx);
1378 }
1379
1380 pub fn swap_item_right(
1381 &mut self,
1382 _: &SwapItemRight,
1383 window: &mut Window,
1384 cx: &mut Context<Self>,
1385 ) {
1386 let index = self.active_item_index;
1387 if index + 1 >= self.items.len() {
1388 return;
1389 }
1390
1391 self.items.swap(index, index + 1);
1392 self.activate_item(index + 1, true, true, window, cx);
1393 }
1394
1395 pub fn activate_last_item(
1396 &mut self,
1397 _: &ActivateLastItem,
1398 window: &mut Window,
1399 cx: &mut Context<Self>,
1400 ) {
1401 let index = self.items.len().saturating_sub(1);
1402 self.activate_item(index, true, true, window, cx);
1403 }
1404
1405 pub fn close_active_item(
1406 &mut self,
1407 action: &CloseActiveItem,
1408 window: &mut Window,
1409 cx: &mut Context<Self>,
1410 ) -> Task<Result<()>> {
1411 if self.items.is_empty() {
1412 // Close the window when there's no active items to close, if configured
1413 if WorkspaceSettings::get_global(cx)
1414 .when_closing_with_no_tabs
1415 .should_close()
1416 {
1417 window.dispatch_action(Box::new(CloseWindow), cx);
1418 }
1419
1420 return Task::ready(Ok(()));
1421 }
1422 if self.is_tab_pinned(self.active_item_index) && !action.close_pinned {
1423 // Activate any non-pinned tab in same pane
1424 let non_pinned_tab_index = self
1425 .items()
1426 .enumerate()
1427 .find(|(index, _item)| !self.is_tab_pinned(*index))
1428 .map(|(index, _item)| index);
1429 if let Some(index) = non_pinned_tab_index {
1430 self.activate_item(index, false, false, window, cx);
1431 return Task::ready(Ok(()));
1432 }
1433
1434 // Activate any non-pinned tab in different pane
1435 let current_pane = cx.entity();
1436 self.workspace
1437 .update(cx, |workspace, cx| {
1438 let panes = workspace.center.panes();
1439 let pane_with_unpinned_tab = panes.iter().find(|pane| {
1440 if **pane == ¤t_pane {
1441 return false;
1442 }
1443 pane.read(cx).has_unpinned_tabs()
1444 });
1445 if let Some(pane) = pane_with_unpinned_tab {
1446 pane.update(cx, |pane, cx| pane.activate_unpinned_tab(window, cx));
1447 }
1448 })
1449 .ok();
1450
1451 return Task::ready(Ok(()));
1452 };
1453
1454 let active_item_id = self.active_item_id();
1455
1456 self.close_item_by_id(
1457 active_item_id,
1458 action.save_intent.unwrap_or(SaveIntent::Close),
1459 window,
1460 cx,
1461 )
1462 }
1463
1464 pub fn close_item_by_id(
1465 &mut self,
1466 item_id_to_close: EntityId,
1467 save_intent: SaveIntent,
1468 window: &mut Window,
1469 cx: &mut Context<Self>,
1470 ) -> Task<Result<()>> {
1471 self.close_items(window, cx, save_intent, move |view_id| {
1472 view_id == item_id_to_close
1473 })
1474 }
1475
1476 pub fn close_other_items(
1477 &mut self,
1478 action: &CloseOtherItems,
1479 target_item_id: Option<EntityId>,
1480 window: &mut Window,
1481 cx: &mut Context<Self>,
1482 ) -> Task<Result<()>> {
1483 if self.items.is_empty() {
1484 return Task::ready(Ok(()));
1485 }
1486
1487 let active_item_id = match target_item_id {
1488 Some(result) => result,
1489 None => self.active_item_id(),
1490 };
1491
1492 let pinned_item_ids = self.pinned_item_ids();
1493
1494 self.close_items(
1495 window,
1496 cx,
1497 action.save_intent.unwrap_or(SaveIntent::Close),
1498 move |item_id| {
1499 item_id != active_item_id
1500 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1501 },
1502 )
1503 }
1504
1505 pub fn close_multibuffer_items(
1506 &mut self,
1507 action: &CloseMultibufferItems,
1508 window: &mut Window,
1509 cx: &mut Context<Self>,
1510 ) -> Task<Result<()>> {
1511 if self.items.is_empty() {
1512 return Task::ready(Ok(()));
1513 }
1514
1515 let pinned_item_ids = self.pinned_item_ids();
1516 let multibuffer_items = self.multibuffer_item_ids(cx);
1517
1518 self.close_items(
1519 window,
1520 cx,
1521 action.save_intent.unwrap_or(SaveIntent::Close),
1522 move |item_id| {
1523 (action.close_pinned || !pinned_item_ids.contains(&item_id))
1524 && multibuffer_items.contains(&item_id)
1525 },
1526 )
1527 }
1528
1529 pub fn close_clean_items(
1530 &mut self,
1531 action: &CloseCleanItems,
1532 window: &mut Window,
1533 cx: &mut Context<Self>,
1534 ) -> Task<Result<()>> {
1535 if self.items.is_empty() {
1536 return Task::ready(Ok(()));
1537 }
1538
1539 let clean_item_ids = self.clean_item_ids(cx);
1540 let pinned_item_ids = self.pinned_item_ids();
1541
1542 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1543 clean_item_ids.contains(&item_id)
1544 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1545 })
1546 }
1547
1548 pub fn close_items_to_the_left_by_id(
1549 &mut self,
1550 item_id: Option<EntityId>,
1551 action: &CloseItemsToTheLeft,
1552 window: &mut Window,
1553 cx: &mut Context<Self>,
1554 ) -> Task<Result<()>> {
1555 self.close_items_to_the_side_by_id(item_id, Side::Left, action.close_pinned, window, cx)
1556 }
1557
1558 pub fn close_items_to_the_right_by_id(
1559 &mut self,
1560 item_id: Option<EntityId>,
1561 action: &CloseItemsToTheRight,
1562 window: &mut Window,
1563 cx: &mut Context<Self>,
1564 ) -> Task<Result<()>> {
1565 self.close_items_to_the_side_by_id(item_id, Side::Right, action.close_pinned, window, cx)
1566 }
1567
1568 pub fn close_items_to_the_side_by_id(
1569 &mut self,
1570 item_id: Option<EntityId>,
1571 side: Side,
1572 close_pinned: bool,
1573 window: &mut Window,
1574 cx: &mut Context<Self>,
1575 ) -> Task<Result<()>> {
1576 if self.items.is_empty() {
1577 return Task::ready(Ok(()));
1578 }
1579
1580 let item_id = item_id.unwrap_or_else(|| self.active_item_id());
1581 let to_the_side_item_ids = self.to_the_side_item_ids(item_id, side);
1582 let pinned_item_ids = self.pinned_item_ids();
1583
1584 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1585 to_the_side_item_ids.contains(&item_id)
1586 && (close_pinned || !pinned_item_ids.contains(&item_id))
1587 })
1588 }
1589
1590 pub fn close_all_items(
1591 &mut self,
1592 action: &CloseAllItems,
1593 window: &mut Window,
1594 cx: &mut Context<Self>,
1595 ) -> Task<Result<()>> {
1596 if self.items.is_empty() {
1597 return Task::ready(Ok(()));
1598 }
1599
1600 let pinned_item_ids = self.pinned_item_ids();
1601
1602 self.close_items(
1603 window,
1604 cx,
1605 action.save_intent.unwrap_or(SaveIntent::Close),
1606 |item_id| action.close_pinned || !pinned_item_ids.contains(&item_id),
1607 )
1608 }
1609
1610 fn close_items_on_item_open(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1611 let target = self.max_tabs.map(|m| m.get());
1612 let protect_active_item = false;
1613 self.close_items_to_target_count(target, protect_active_item, window, cx);
1614 }
1615
1616 fn close_items_on_settings_change(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1617 let target = self.max_tabs.map(|m| m.get() + 1);
1618 // The active item in this case is the settings.json file, which should be protected from being closed
1619 let protect_active_item = true;
1620 self.close_items_to_target_count(target, protect_active_item, window, cx);
1621 }
1622
1623 fn close_items_to_target_count(
1624 &mut self,
1625 target_count: Option<usize>,
1626 protect_active_item: bool,
1627 window: &mut Window,
1628 cx: &mut Context<Self>,
1629 ) {
1630 let Some(target_count) = target_count else {
1631 return;
1632 };
1633
1634 let mut index_list = Vec::new();
1635 let mut items_len = self.items_len();
1636 let mut indexes: HashMap<EntityId, usize> = HashMap::default();
1637 let active_ix = self.active_item_index();
1638
1639 for (index, item) in self.items.iter().enumerate() {
1640 indexes.insert(item.item_id(), index);
1641 }
1642
1643 // Close least recently used items to reach target count.
1644 // The target count is allowed to be exceeded, as we protect pinned
1645 // items, dirty items, and sometimes, the active item.
1646 for entry in self.activation_history.iter() {
1647 if items_len < target_count {
1648 break;
1649 }
1650
1651 let Some(&index) = indexes.get(&entry.entity_id) else {
1652 continue;
1653 };
1654
1655 if protect_active_item && index == active_ix {
1656 continue;
1657 }
1658
1659 if let Some(true) = self.items.get(index).map(|item| item.is_dirty(cx)) {
1660 continue;
1661 }
1662
1663 if self.is_tab_pinned(index) {
1664 continue;
1665 }
1666
1667 index_list.push(index);
1668 items_len -= 1;
1669 }
1670 // The sort and reverse is necessary since we remove items
1671 // using their index position, hence removing from the end
1672 // of the list first to avoid changing indexes.
1673 index_list.sort_unstable();
1674 index_list
1675 .iter()
1676 .rev()
1677 .for_each(|&index| self._remove_item(index, false, false, None, window, cx));
1678 }
1679
1680 // Usually when you close an item that has unsaved changes, we prompt you to
1681 // save it. That said, if you still have the buffer open in a different pane
1682 // we can close this one without fear of losing data.
1683 pub fn skip_save_on_close(item: &dyn ItemHandle, workspace: &Workspace, cx: &App) -> bool {
1684 let mut dirty_project_item_ids = Vec::new();
1685 item.for_each_project_item(cx, &mut |project_item_id, project_item| {
1686 if project_item.is_dirty() {
1687 dirty_project_item_ids.push(project_item_id);
1688 }
1689 });
1690 if dirty_project_item_ids.is_empty() {
1691 return !(item.buffer_kind(cx) == ItemBufferKind::Singleton && item.is_dirty(cx));
1692 }
1693
1694 for open_item in workspace.items(cx) {
1695 if open_item.item_id() == item.item_id() {
1696 continue;
1697 }
1698 if open_item.buffer_kind(cx) != ItemBufferKind::Singleton {
1699 continue;
1700 }
1701 let other_project_item_ids = open_item.project_item_model_ids(cx);
1702 dirty_project_item_ids.retain(|id| !other_project_item_ids.contains(id));
1703 }
1704 dirty_project_item_ids.is_empty()
1705 }
1706
1707 pub(super) fn file_names_for_prompt(
1708 items: &mut dyn Iterator<Item = &Box<dyn ItemHandle>>,
1709 cx: &App,
1710 ) -> String {
1711 let mut file_names = BTreeSet::default();
1712 for item in items {
1713 item.for_each_project_item(cx, &mut |_, project_item| {
1714 if !project_item.is_dirty() {
1715 return;
1716 }
1717 let filename = project_item
1718 .project_path(cx)
1719 .and_then(|path| path.path.file_name().map(ToOwned::to_owned));
1720 file_names.insert(filename.unwrap_or("untitled".to_string()));
1721 });
1722 }
1723 if file_names.len() > 6 {
1724 format!(
1725 "{}\n.. and {} more",
1726 file_names.iter().take(5).join("\n"),
1727 file_names.len() - 5
1728 )
1729 } else {
1730 file_names.into_iter().join("\n")
1731 }
1732 }
1733
1734 pub fn close_items(
1735 &self,
1736 window: &mut Window,
1737 cx: &mut Context<Pane>,
1738 mut save_intent: SaveIntent,
1739 should_close: impl Fn(EntityId) -> bool,
1740 ) -> Task<Result<()>> {
1741 // Find the items to close.
1742 let mut items_to_close = Vec::new();
1743 for item in &self.items {
1744 if should_close(item.item_id()) {
1745 items_to_close.push(item.boxed_clone());
1746 }
1747 }
1748
1749 let active_item_id = self.active_item().map(|item| item.item_id());
1750
1751 items_to_close.sort_by_key(|item| {
1752 let path = item.project_path(cx);
1753 // Put the currently active item at the end, because if the currently active item is not closed last
1754 // closing the currently active item will cause the focus to switch to another item
1755 // This will cause Zed to expand the content of the currently active item
1756 //
1757 // Beyond that sort in order of project path, with untitled files and multibuffers coming last.
1758 (active_item_id == Some(item.item_id()), path.is_none(), path)
1759 });
1760
1761 let workspace = self.workspace.clone();
1762 let Some(project) = self.project.upgrade() else {
1763 return Task::ready(Ok(()));
1764 };
1765 cx.spawn_in(window, async move |pane, cx| {
1766 let dirty_items = workspace.update(cx, |workspace, cx| {
1767 items_to_close
1768 .iter()
1769 .filter(|item| {
1770 item.is_dirty(cx) && !Self::skip_save_on_close(item.as_ref(), workspace, cx)
1771 })
1772 .map(|item| item.boxed_clone())
1773 .collect::<Vec<_>>()
1774 })?;
1775
1776 if save_intent == SaveIntent::Close && dirty_items.len() > 1 {
1777 let answer = pane.update_in(cx, |_, window, cx| {
1778 let detail = Self::file_names_for_prompt(&mut dirty_items.iter(), cx);
1779 window.prompt(
1780 PromptLevel::Warning,
1781 "Do you want to save changes to the following files?",
1782 Some(&detail),
1783 &["Save all", "Discard all", "Cancel"],
1784 cx,
1785 )
1786 })?;
1787 match answer.await {
1788 Ok(0) => save_intent = SaveIntent::SaveAll,
1789 Ok(1) => save_intent = SaveIntent::Skip,
1790 Ok(2) => return Ok(()),
1791 _ => {}
1792 }
1793 }
1794
1795 for item_to_close in items_to_close {
1796 let mut should_save = true;
1797 if save_intent == SaveIntent::Close {
1798 workspace.update(cx, |workspace, cx| {
1799 if Self::skip_save_on_close(item_to_close.as_ref(), workspace, cx) {
1800 should_save = false;
1801 }
1802 })?;
1803 }
1804
1805 if should_save {
1806 match Self::save_item(project.clone(), &pane, &*item_to_close, save_intent, cx)
1807 .await
1808 {
1809 Ok(success) => {
1810 if !success {
1811 break;
1812 }
1813 }
1814 Err(err) => {
1815 let answer = pane.update_in(cx, |_, window, cx| {
1816 let detail = Self::file_names_for_prompt(
1817 &mut [&item_to_close].into_iter(),
1818 cx,
1819 );
1820 window.prompt(
1821 PromptLevel::Warning,
1822 &format!("Unable to save file: {}", &err),
1823 Some(&detail),
1824 &["Close Without Saving", "Cancel"],
1825 cx,
1826 )
1827 })?;
1828 match answer.await {
1829 Ok(0) => {}
1830 Ok(1..) | Err(_) => break,
1831 }
1832 }
1833 }
1834 }
1835
1836 // Remove the item from the pane.
1837 pane.update_in(cx, |pane, window, cx| {
1838 pane.remove_item(
1839 item_to_close.item_id(),
1840 false,
1841 pane.close_pane_if_empty,
1842 window,
1843 cx,
1844 );
1845 })
1846 .ok();
1847 }
1848
1849 pane.update(cx, |_, cx| cx.notify()).ok();
1850 Ok(())
1851 })
1852 }
1853
1854 pub fn take_active_item(
1855 &mut self,
1856 window: &mut Window,
1857 cx: &mut Context<Self>,
1858 ) -> Option<Box<dyn ItemHandle>> {
1859 let item = self.active_item()?;
1860 self.remove_item(item.item_id(), false, false, window, cx);
1861 Some(item)
1862 }
1863
1864 pub fn remove_item(
1865 &mut self,
1866 item_id: EntityId,
1867 activate_pane: bool,
1868 close_pane_if_empty: bool,
1869 window: &mut Window,
1870 cx: &mut Context<Self>,
1871 ) {
1872 let Some(item_index) = self.index_for_item_id(item_id) else {
1873 return;
1874 };
1875 self._remove_item(
1876 item_index,
1877 activate_pane,
1878 close_pane_if_empty,
1879 None,
1880 window,
1881 cx,
1882 )
1883 }
1884
1885 pub fn remove_item_and_focus_on_pane(
1886 &mut self,
1887 item_index: usize,
1888 activate_pane: bool,
1889 focus_on_pane_if_closed: Entity<Pane>,
1890 window: &mut Window,
1891 cx: &mut Context<Self>,
1892 ) {
1893 self._remove_item(
1894 item_index,
1895 activate_pane,
1896 true,
1897 Some(focus_on_pane_if_closed),
1898 window,
1899 cx,
1900 )
1901 }
1902
1903 fn _remove_item(
1904 &mut self,
1905 item_index: usize,
1906 activate_pane: bool,
1907 close_pane_if_empty: bool,
1908 focus_on_pane_if_closed: Option<Entity<Pane>>,
1909 window: &mut Window,
1910 cx: &mut Context<Self>,
1911 ) {
1912 let activate_on_close = &ItemSettings::get_global(cx).activate_on_close;
1913 self.activation_history
1914 .retain(|entry| entry.entity_id != self.items[item_index].item_id());
1915
1916 if self.is_tab_pinned(item_index) {
1917 self.pinned_tab_count -= 1;
1918 }
1919 if item_index == self.active_item_index {
1920 let left_neighbour_index = || item_index.min(self.items.len()).saturating_sub(1);
1921 let index_to_activate = match activate_on_close {
1922 ActivateOnClose::History => self
1923 .activation_history
1924 .pop()
1925 .and_then(|last_activated_item| {
1926 self.items.iter().enumerate().find_map(|(index, item)| {
1927 (item.item_id() == last_activated_item.entity_id).then_some(index)
1928 })
1929 })
1930 // We didn't have a valid activation history entry, so fallback
1931 // to activating the item to the left
1932 .unwrap_or_else(left_neighbour_index),
1933 ActivateOnClose::Neighbour => {
1934 self.activation_history.pop();
1935 if item_index + 1 < self.items.len() {
1936 item_index + 1
1937 } else {
1938 item_index.saturating_sub(1)
1939 }
1940 }
1941 ActivateOnClose::LeftNeighbour => {
1942 self.activation_history.pop();
1943 left_neighbour_index()
1944 }
1945 };
1946
1947 let should_activate = activate_pane || self.has_focus(window, cx);
1948 if self.items.len() == 1 && should_activate {
1949 self.focus_handle.focus(window);
1950 } else {
1951 self.activate_item(
1952 index_to_activate,
1953 should_activate,
1954 should_activate,
1955 window,
1956 cx,
1957 );
1958 }
1959 }
1960
1961 let item = self.items.remove(item_index);
1962
1963 cx.emit(Event::RemovedItem { item: item.clone() });
1964 if self.items.is_empty() {
1965 item.deactivated(window, cx);
1966 if close_pane_if_empty {
1967 self.update_toolbar(window, cx);
1968 cx.emit(Event::Remove {
1969 focus_on_pane: focus_on_pane_if_closed,
1970 });
1971 }
1972 }
1973
1974 if item_index < self.active_item_index {
1975 self.active_item_index -= 1;
1976 }
1977
1978 let mode = self.nav_history.mode();
1979 self.nav_history.set_mode(NavigationMode::ClosingItem);
1980 item.deactivated(window, cx);
1981 item.on_removed(cx);
1982 self.nav_history.set_mode(mode);
1983
1984 if self.is_active_preview_item(item.item_id()) {
1985 self.set_preview_item_id(None, cx);
1986 }
1987
1988 if let Some(path) = item.project_path(cx) {
1989 let abs_path = self
1990 .nav_history
1991 .0
1992 .lock()
1993 .paths_by_item
1994 .get(&item.item_id())
1995 .and_then(|(_, abs_path)| abs_path.clone());
1996
1997 self.nav_history
1998 .0
1999 .lock()
2000 .paths_by_item
2001 .insert(item.item_id(), (path, abs_path));
2002 } else {
2003 self.nav_history
2004 .0
2005 .lock()
2006 .paths_by_item
2007 .remove(&item.item_id());
2008 }
2009
2010 if self.zoom_out_on_close && self.items.is_empty() && close_pane_if_empty && self.zoomed {
2011 cx.emit(Event::ZoomOut);
2012 }
2013
2014 cx.notify();
2015 }
2016
2017 pub async fn save_item(
2018 project: Entity<Project>,
2019 pane: &WeakEntity<Pane>,
2020 item: &dyn ItemHandle,
2021 save_intent: SaveIntent,
2022 cx: &mut AsyncWindowContext,
2023 ) -> Result<bool> {
2024 const CONFLICT_MESSAGE: &str = "This file has changed on disk since you started editing it. Do you want to overwrite it?";
2025
2026 const DELETED_MESSAGE: &str = "This file has been deleted on disk since you started editing it. Do you want to recreate it?";
2027
2028 let path_style = project.read_with(cx, |project, cx| project.path_style(cx))?;
2029 if save_intent == SaveIntent::Skip {
2030 return Ok(true);
2031 };
2032 let Some(item_ix) = pane
2033 .read_with(cx, |pane, _| pane.index_for_item(item))
2034 .ok()
2035 .flatten()
2036 else {
2037 return Ok(true);
2038 };
2039
2040 let (
2041 mut has_conflict,
2042 mut is_dirty,
2043 mut can_save,
2044 can_save_as,
2045 is_singleton,
2046 has_deleted_file,
2047 ) = cx.update(|_window, cx| {
2048 (
2049 item.has_conflict(cx),
2050 item.is_dirty(cx),
2051 item.can_save(cx),
2052 item.can_save_as(cx),
2053 item.buffer_kind(cx) == ItemBufferKind::Singleton,
2054 item.has_deleted_file(cx),
2055 )
2056 })?;
2057
2058 // when saving a single buffer, we ignore whether or not it's dirty.
2059 if save_intent == SaveIntent::Save || save_intent == SaveIntent::SaveWithoutFormat {
2060 is_dirty = true;
2061 }
2062
2063 if save_intent == SaveIntent::SaveAs {
2064 is_dirty = true;
2065 has_conflict = false;
2066 can_save = false;
2067 }
2068
2069 if save_intent == SaveIntent::Overwrite {
2070 has_conflict = false;
2071 }
2072
2073 let should_format = save_intent != SaveIntent::SaveWithoutFormat;
2074
2075 if has_conflict && can_save {
2076 if has_deleted_file && is_singleton {
2077 let answer = pane.update_in(cx, |pane, window, cx| {
2078 pane.activate_item(item_ix, true, true, window, cx);
2079 window.prompt(
2080 PromptLevel::Warning,
2081 DELETED_MESSAGE,
2082 None,
2083 &["Save", "Close", "Cancel"],
2084 cx,
2085 )
2086 })?;
2087 match answer.await {
2088 Ok(0) => {
2089 pane.update_in(cx, |_, window, cx| {
2090 item.save(
2091 SaveOptions {
2092 format: should_format,
2093 autosave: false,
2094 },
2095 project,
2096 window,
2097 cx,
2098 )
2099 })?
2100 .await?
2101 }
2102 Ok(1) => {
2103 pane.update_in(cx, |pane, window, cx| {
2104 pane.remove_item(item.item_id(), false, true, window, cx)
2105 })?;
2106 }
2107 _ => return Ok(false),
2108 }
2109 return Ok(true);
2110 } else {
2111 let answer = pane.update_in(cx, |pane, window, cx| {
2112 pane.activate_item(item_ix, true, true, window, cx);
2113 window.prompt(
2114 PromptLevel::Warning,
2115 CONFLICT_MESSAGE,
2116 None,
2117 &["Overwrite", "Discard", "Cancel"],
2118 cx,
2119 )
2120 })?;
2121 match answer.await {
2122 Ok(0) => {
2123 pane.update_in(cx, |_, window, cx| {
2124 item.save(
2125 SaveOptions {
2126 format: should_format,
2127 autosave: false,
2128 },
2129 project,
2130 window,
2131 cx,
2132 )
2133 })?
2134 .await?
2135 }
2136 Ok(1) => {
2137 pane.update_in(cx, |_, window, cx| item.reload(project, window, cx))?
2138 .await?
2139 }
2140 _ => return Ok(false),
2141 }
2142 }
2143 } else if is_dirty && (can_save || can_save_as) {
2144 if save_intent == SaveIntent::Close {
2145 let will_autosave = cx.update(|_window, cx| {
2146 item.can_autosave(cx)
2147 && item.workspace_settings(cx).autosave.should_save_on_close()
2148 })?;
2149 if !will_autosave {
2150 let item_id = item.item_id();
2151 let answer_task = pane.update_in(cx, |pane, window, cx| {
2152 if pane.save_modals_spawned.insert(item_id) {
2153 pane.activate_item(item_ix, true, true, window, cx);
2154 let prompt = dirty_message_for(item.project_path(cx), path_style);
2155 Some(window.prompt(
2156 PromptLevel::Warning,
2157 &prompt,
2158 None,
2159 &["Save", "Don't Save", "Cancel"],
2160 cx,
2161 ))
2162 } else {
2163 None
2164 }
2165 })?;
2166 if let Some(answer_task) = answer_task {
2167 let answer = answer_task.await;
2168 pane.update(cx, |pane, _| {
2169 if !pane.save_modals_spawned.remove(&item_id) {
2170 debug_panic!(
2171 "save modal was not present in spawned modals after awaiting for its answer"
2172 )
2173 }
2174 })?;
2175 match answer {
2176 Ok(0) => {}
2177 Ok(1) => {
2178 // Don't save this file
2179 pane.update_in(cx, |pane, _, cx| {
2180 if pane.is_tab_pinned(item_ix) && !item.can_save(cx) {
2181 pane.pinned_tab_count -= 1;
2182 }
2183 })
2184 .log_err();
2185 return Ok(true);
2186 }
2187 _ => return Ok(false), // Cancel
2188 }
2189 } else {
2190 return Ok(false);
2191 }
2192 }
2193 }
2194
2195 if can_save {
2196 pane.update_in(cx, |pane, window, cx| {
2197 if pane.is_active_preview_item(item.item_id()) {
2198 pane.set_preview_item_id(None, cx);
2199 }
2200 item.save(
2201 SaveOptions {
2202 format: should_format,
2203 autosave: false,
2204 },
2205 project,
2206 window,
2207 cx,
2208 )
2209 })?
2210 .await?;
2211 } else if can_save_as && is_singleton {
2212 let suggested_name =
2213 cx.update(|_window, cx| item.suggested_filename(cx).to_string())?;
2214 let new_path = pane.update_in(cx, |pane, window, cx| {
2215 pane.activate_item(item_ix, true, true, window, cx);
2216 pane.workspace.update(cx, |workspace, cx| {
2217 let lister = if workspace.project().read(cx).is_local() {
2218 DirectoryLister::Local(
2219 workspace.project().clone(),
2220 workspace.app_state().fs.clone(),
2221 )
2222 } else {
2223 DirectoryLister::Project(workspace.project().clone())
2224 };
2225 workspace.prompt_for_new_path(lister, Some(suggested_name), window, cx)
2226 })
2227 })??;
2228 let Some(new_path) = new_path.await.ok().flatten().into_iter().flatten().next()
2229 else {
2230 return Ok(false);
2231 };
2232
2233 let project_path = pane
2234 .update(cx, |pane, cx| {
2235 pane.project
2236 .update(cx, |project, cx| {
2237 project.find_or_create_worktree(new_path, true, cx)
2238 })
2239 .ok()
2240 })
2241 .ok()
2242 .flatten();
2243 let save_task = if let Some(project_path) = project_path {
2244 let (worktree, path) = project_path.await?;
2245 let worktree_id = worktree.read_with(cx, |worktree, _| worktree.id())?;
2246 let new_path = ProjectPath {
2247 worktree_id,
2248 path: path,
2249 };
2250
2251 pane.update_in(cx, |pane, window, cx| {
2252 if let Some(item) = pane.item_for_path(new_path.clone(), cx) {
2253 pane.remove_item(item.item_id(), false, false, window, cx);
2254 }
2255
2256 item.save_as(project, new_path, window, cx)
2257 })?
2258 } else {
2259 return Ok(false);
2260 };
2261
2262 save_task.await?;
2263 return Ok(true);
2264 }
2265 }
2266
2267 pane.update(cx, |_, cx| {
2268 cx.emit(Event::UserSavedItem {
2269 item: item.downgrade_item(),
2270 save_intent,
2271 });
2272 true
2273 })
2274 }
2275
2276 pub fn autosave_item(
2277 item: &dyn ItemHandle,
2278 project: Entity<Project>,
2279 window: &mut Window,
2280 cx: &mut App,
2281 ) -> Task<Result<()>> {
2282 let format = !matches!(
2283 item.workspace_settings(cx).autosave,
2284 AutosaveSetting::AfterDelay { .. }
2285 );
2286 if item.can_autosave(cx) {
2287 item.save(
2288 SaveOptions {
2289 format,
2290 autosave: true,
2291 },
2292 project,
2293 window,
2294 cx,
2295 )
2296 } else {
2297 Task::ready(Ok(()))
2298 }
2299 }
2300
2301 pub fn focus_active_item(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2302 if let Some(active_item) = self.active_item() {
2303 let focus_handle = active_item.item_focus_handle(cx);
2304 window.focus(&focus_handle);
2305 }
2306 }
2307
2308 pub fn split(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2309 cx.emit(Event::Split {
2310 direction,
2311 clone_active_item: true,
2312 });
2313 }
2314
2315 pub fn split_and_move(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2316 if self.items.len() > 1 {
2317 cx.emit(Event::Split {
2318 direction,
2319 clone_active_item: false,
2320 });
2321 }
2322 }
2323
2324 pub fn toolbar(&self) -> &Entity<Toolbar> {
2325 &self.toolbar
2326 }
2327
2328 pub fn handle_deleted_project_item(
2329 &mut self,
2330 entry_id: ProjectEntryId,
2331 window: &mut Window,
2332 cx: &mut Context<Pane>,
2333 ) -> Option<()> {
2334 let item_id = self.items().find_map(|item| {
2335 if item.buffer_kind(cx) == ItemBufferKind::Singleton
2336 && item.project_entry_ids(cx).as_slice() == [entry_id]
2337 {
2338 Some(item.item_id())
2339 } else {
2340 None
2341 }
2342 })?;
2343
2344 self.remove_item(item_id, false, true, window, cx);
2345 self.nav_history.remove_item(item_id);
2346
2347 Some(())
2348 }
2349
2350 fn update_toolbar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2351 let active_item = self
2352 .items
2353 .get(self.active_item_index)
2354 .map(|item| item.as_ref());
2355 self.toolbar.update(cx, |toolbar, cx| {
2356 toolbar.set_active_item(active_item, window, cx);
2357 });
2358 }
2359
2360 fn update_status_bar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2361 let workspace = self.workspace.clone();
2362 let pane = cx.entity();
2363
2364 window.defer(cx, move |window, cx| {
2365 let Ok(status_bar) =
2366 workspace.read_with(cx, |workspace, _| workspace.status_bar.clone())
2367 else {
2368 return;
2369 };
2370
2371 status_bar.update(cx, move |status_bar, cx| {
2372 status_bar.set_active_pane(&pane, window, cx);
2373 });
2374 });
2375 }
2376
2377 fn entry_abs_path(&self, entry: ProjectEntryId, cx: &App) -> Option<PathBuf> {
2378 let worktree = self
2379 .workspace
2380 .upgrade()?
2381 .read(cx)
2382 .project()
2383 .read(cx)
2384 .worktree_for_entry(entry, cx)?
2385 .read(cx);
2386 let entry = worktree.entry_for_id(entry)?;
2387 Some(match &entry.canonical_path {
2388 Some(canonical_path) => canonical_path.to_path_buf(),
2389 None => worktree.absolutize(&entry.path),
2390 })
2391 }
2392
2393 pub fn icon_color(selected: bool) -> Color {
2394 if selected {
2395 Color::Default
2396 } else {
2397 Color::Muted
2398 }
2399 }
2400
2401 fn toggle_pin_tab(&mut self, _: &TogglePinTab, window: &mut Window, cx: &mut Context<Self>) {
2402 if self.items.is_empty() {
2403 return;
2404 }
2405 let active_tab_ix = self.active_item_index();
2406 if self.is_tab_pinned(active_tab_ix) {
2407 self.unpin_tab_at(active_tab_ix, window, cx);
2408 } else {
2409 self.pin_tab_at(active_tab_ix, window, cx);
2410 }
2411 }
2412
2413 fn unpin_all_tabs(&mut self, _: &UnpinAllTabs, window: &mut Window, cx: &mut Context<Self>) {
2414 if self.items.is_empty() {
2415 return;
2416 }
2417
2418 let pinned_item_ids = self.pinned_item_ids().into_iter().rev();
2419
2420 for pinned_item_id in pinned_item_ids {
2421 if let Some(ix) = self.index_for_item_id(pinned_item_id) {
2422 self.unpin_tab_at(ix, window, cx);
2423 }
2424 }
2425 }
2426
2427 fn pin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2428 self.change_tab_pin_state(ix, PinOperation::Pin, window, cx);
2429 }
2430
2431 fn unpin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2432 self.change_tab_pin_state(ix, PinOperation::Unpin, window, cx);
2433 }
2434
2435 fn change_tab_pin_state(
2436 &mut self,
2437 ix: usize,
2438 operation: PinOperation,
2439 window: &mut Window,
2440 cx: &mut Context<Self>,
2441 ) {
2442 maybe!({
2443 let pane = cx.entity();
2444
2445 let destination_index = match operation {
2446 PinOperation::Pin => self.pinned_tab_count.min(ix),
2447 PinOperation::Unpin => self.pinned_tab_count.checked_sub(1)?,
2448 };
2449
2450 let id = self.item_for_index(ix)?.item_id();
2451 let should_activate = ix == self.active_item_index;
2452
2453 if matches!(operation, PinOperation::Pin) && self.is_active_preview_item(id) {
2454 self.set_preview_item_id(None, cx);
2455 }
2456
2457 match operation {
2458 PinOperation::Pin => self.pinned_tab_count += 1,
2459 PinOperation::Unpin => self.pinned_tab_count -= 1,
2460 }
2461
2462 if ix == destination_index {
2463 cx.notify();
2464 } else {
2465 self.workspace
2466 .update(cx, |_, cx| {
2467 cx.defer_in(window, move |_, window, cx| {
2468 move_item(
2469 &pane,
2470 &pane,
2471 id,
2472 destination_index,
2473 should_activate,
2474 window,
2475 cx,
2476 );
2477 });
2478 })
2479 .ok()?;
2480 }
2481
2482 let event = match operation {
2483 PinOperation::Pin => Event::ItemPinned,
2484 PinOperation::Unpin => Event::ItemUnpinned,
2485 };
2486
2487 cx.emit(event);
2488
2489 Some(())
2490 });
2491 }
2492
2493 fn is_tab_pinned(&self, ix: usize) -> bool {
2494 self.pinned_tab_count > ix
2495 }
2496
2497 fn has_unpinned_tabs(&self) -> bool {
2498 self.pinned_tab_count < self.items.len()
2499 }
2500
2501 fn activate_unpinned_tab(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2502 if self.items.is_empty() {
2503 return;
2504 }
2505 let Some(index) = self
2506 .items()
2507 .enumerate()
2508 .find_map(|(index, _item)| (!self.is_tab_pinned(index)).then_some(index))
2509 else {
2510 return;
2511 };
2512 self.activate_item(index, true, true, window, cx);
2513 }
2514
2515 fn render_tab(
2516 &self,
2517 ix: usize,
2518 item: &dyn ItemHandle,
2519 detail: usize,
2520 focus_handle: &FocusHandle,
2521 window: &mut Window,
2522 cx: &mut Context<Pane>,
2523 ) -> impl IntoElement + use<> {
2524 let is_active = ix == self.active_item_index;
2525 let is_preview = self
2526 .preview_item_id
2527 .map(|id| id == item.item_id())
2528 .unwrap_or(false);
2529
2530 let label = item.tab_content(
2531 TabContentParams {
2532 detail: Some(detail),
2533 selected: is_active,
2534 preview: is_preview,
2535 deemphasized: !self.has_focus(window, cx),
2536 },
2537 window,
2538 cx,
2539 );
2540
2541 let item_diagnostic = item
2542 .project_path(cx)
2543 .map_or(None, |project_path| self.diagnostics.get(&project_path));
2544
2545 let decorated_icon = item_diagnostic.map_or(None, |diagnostic| {
2546 let icon = match item.tab_icon(window, cx) {
2547 Some(icon) => icon,
2548 None => return None,
2549 };
2550
2551 let knockout_item_color = if is_active {
2552 cx.theme().colors().tab_active_background
2553 } else {
2554 cx.theme().colors().tab_bar_background
2555 };
2556
2557 let (icon_decoration, icon_color) = if matches!(diagnostic, &DiagnosticSeverity::ERROR)
2558 {
2559 (IconDecorationKind::X, Color::Error)
2560 } else {
2561 (IconDecorationKind::Triangle, Color::Warning)
2562 };
2563
2564 Some(DecoratedIcon::new(
2565 icon.size(IconSize::Small).color(Color::Muted),
2566 Some(
2567 IconDecoration::new(icon_decoration, knockout_item_color, cx)
2568 .color(icon_color.color(cx))
2569 .position(Point {
2570 x: px(-2.),
2571 y: px(-2.),
2572 }),
2573 ),
2574 ))
2575 });
2576
2577 let icon = if decorated_icon.is_none() {
2578 match item_diagnostic {
2579 Some(&DiagnosticSeverity::ERROR) => None,
2580 Some(&DiagnosticSeverity::WARNING) => None,
2581 _ => item
2582 .tab_icon(window, cx)
2583 .map(|icon| icon.color(Color::Muted)),
2584 }
2585 .map(|icon| icon.size(IconSize::Small))
2586 } else {
2587 None
2588 };
2589
2590 let settings = ItemSettings::get_global(cx);
2591 let close_side = &settings.close_position;
2592 let show_close_button = &settings.show_close_button;
2593 let indicator = render_item_indicator(item.boxed_clone(), cx);
2594 let tab_tooltip_content = item.tab_tooltip_content(cx);
2595 let item_id = item.item_id();
2596 let is_first_item = ix == 0;
2597 let is_last_item = ix == self.items.len() - 1;
2598 let is_pinned = self.is_tab_pinned(ix);
2599 let position_relative_to_active_item = ix.cmp(&self.active_item_index);
2600
2601 let tab = Tab::new(ix)
2602 .position(if is_first_item {
2603 TabPosition::First
2604 } else if is_last_item {
2605 TabPosition::Last
2606 } else {
2607 TabPosition::Middle(position_relative_to_active_item)
2608 })
2609 .close_side(match close_side {
2610 ClosePosition::Left => ui::TabCloseSide::Start,
2611 ClosePosition::Right => ui::TabCloseSide::End,
2612 })
2613 .toggle_state(is_active)
2614 .on_click(cx.listener(move |pane: &mut Self, _, window, cx| {
2615 pane.activate_item(ix, true, true, window, cx)
2616 }))
2617 // TODO: This should be a click listener with the middle mouse button instead of a mouse down listener.
2618 .on_mouse_down(
2619 MouseButton::Middle,
2620 cx.listener(move |pane, _event, window, cx| {
2621 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2622 .detach_and_log_err(cx);
2623 }),
2624 )
2625 .on_mouse_down(
2626 MouseButton::Left,
2627 cx.listener(move |pane, event: &MouseDownEvent, _, cx| {
2628 if let Some(id) = pane.preview_item_id
2629 && id == item_id
2630 && event.click_count > 1
2631 {
2632 pane.set_preview_item_id(None, cx);
2633 }
2634 }),
2635 )
2636 .on_drag(
2637 DraggedTab {
2638 item: item.boxed_clone(),
2639 pane: cx.entity(),
2640 detail,
2641 is_active,
2642 ix,
2643 },
2644 |tab, _, _, cx| cx.new(|_| tab.clone()),
2645 )
2646 .drag_over::<DraggedTab>(move |tab, dragged_tab: &DraggedTab, _, cx| {
2647 let mut styled_tab = tab
2648 .bg(cx.theme().colors().drop_target_background)
2649 .border_color(cx.theme().colors().drop_target_border)
2650 .border_0();
2651
2652 if ix < dragged_tab.ix {
2653 styled_tab = styled_tab.border_l_2();
2654 } else if ix > dragged_tab.ix {
2655 styled_tab = styled_tab.border_r_2();
2656 }
2657
2658 styled_tab
2659 })
2660 .drag_over::<DraggedSelection>(|tab, _, _, cx| {
2661 tab.bg(cx.theme().colors().drop_target_background)
2662 })
2663 .when_some(self.can_drop_predicate.clone(), |this, p| {
2664 this.can_drop(move |a, window, cx| p(a, window, cx))
2665 })
2666 .on_drop(
2667 cx.listener(move |this, dragged_tab: &DraggedTab, window, cx| {
2668 this.drag_split_direction = None;
2669 this.handle_tab_drop(dragged_tab, ix, window, cx)
2670 }),
2671 )
2672 .on_drop(
2673 cx.listener(move |this, selection: &DraggedSelection, window, cx| {
2674 this.drag_split_direction = None;
2675 this.handle_dragged_selection_drop(selection, Some(ix), window, cx)
2676 }),
2677 )
2678 .on_drop(cx.listener(move |this, paths, window, cx| {
2679 this.drag_split_direction = None;
2680 this.handle_external_paths_drop(paths, window, cx)
2681 }))
2682 .start_slot::<Indicator>(indicator)
2683 .map(|this| {
2684 let end_slot_action: &'static dyn Action;
2685 let end_slot_tooltip_text: &'static str;
2686 let end_slot = if is_pinned {
2687 end_slot_action = &TogglePinTab;
2688 end_slot_tooltip_text = "Unpin Tab";
2689 IconButton::new("unpin tab", IconName::Pin)
2690 .shape(IconButtonShape::Square)
2691 .icon_color(Color::Muted)
2692 .size(ButtonSize::None)
2693 .icon_size(IconSize::Small)
2694 .on_click(cx.listener(move |pane, _, window, cx| {
2695 pane.unpin_tab_at(ix, window, cx);
2696 }))
2697 } else {
2698 end_slot_action = &CloseActiveItem {
2699 save_intent: None,
2700 close_pinned: false,
2701 };
2702 end_slot_tooltip_text = "Close Tab";
2703 match show_close_button {
2704 ShowCloseButton::Always => IconButton::new("close tab", IconName::Close),
2705 ShowCloseButton::Hover => {
2706 IconButton::new("close tab", IconName::Close).visible_on_hover("")
2707 }
2708 ShowCloseButton::Hidden => return this,
2709 }
2710 .shape(IconButtonShape::Square)
2711 .icon_color(Color::Muted)
2712 .size(ButtonSize::None)
2713 .icon_size(IconSize::Small)
2714 .on_click(cx.listener(move |pane, _, window, cx| {
2715 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2716 .detach_and_log_err(cx);
2717 }))
2718 }
2719 .map(|this| {
2720 if is_active {
2721 let focus_handle = focus_handle.clone();
2722 this.tooltip(move |window, cx| {
2723 Tooltip::for_action_in(
2724 end_slot_tooltip_text,
2725 end_slot_action,
2726 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
2727 cx,
2728 )
2729 })
2730 } else {
2731 this.tooltip(Tooltip::text(end_slot_tooltip_text))
2732 }
2733 });
2734 this.end_slot(end_slot)
2735 })
2736 .child(
2737 h_flex()
2738 .gap_1()
2739 .items_center()
2740 .children(
2741 std::iter::once(if let Some(decorated_icon) = decorated_icon {
2742 Some(div().child(decorated_icon.into_any_element()))
2743 } else {
2744 icon.map(|icon| div().child(icon.into_any_element()))
2745 })
2746 .flatten(),
2747 )
2748 .child(label)
2749 .id(("pane-tab-content", ix))
2750 .map(|this| match tab_tooltip_content {
2751 Some(TabTooltipContent::Text(text)) => this.tooltip(Tooltip::text(text)),
2752 Some(TabTooltipContent::Custom(element_fn)) => {
2753 this.tooltip(move |window, cx| element_fn(window, cx))
2754 }
2755 None => this,
2756 }),
2757 );
2758
2759 let single_entry_to_resolve = (self.items[ix].buffer_kind(cx) == ItemBufferKind::Singleton)
2760 .then(|| self.items[ix].project_entry_ids(cx).get(0).copied())
2761 .flatten();
2762
2763 let total_items = self.items.len();
2764 let has_multibuffer_items = self
2765 .items
2766 .iter()
2767 .any(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer);
2768 let has_items_to_left = ix > 0;
2769 let has_items_to_right = ix < total_items - 1;
2770 let has_clean_items = self.items.iter().any(|item| !item.is_dirty(cx));
2771 let is_pinned = self.is_tab_pinned(ix);
2772 let pane = cx.entity().downgrade();
2773 let menu_context = item.item_focus_handle(cx);
2774 right_click_menu(ix)
2775 .trigger(|_, _, _| tab)
2776 .menu(move |window, cx| {
2777 let pane = pane.clone();
2778 let menu_context = menu_context.clone();
2779 ContextMenu::build(window, cx, move |mut menu, window, cx| {
2780 let close_active_item_action = CloseActiveItem {
2781 save_intent: None,
2782 close_pinned: true,
2783 };
2784 let close_inactive_items_action = CloseOtherItems {
2785 save_intent: None,
2786 close_pinned: false,
2787 };
2788 let close_multibuffers_action = CloseMultibufferItems {
2789 save_intent: None,
2790 close_pinned: false,
2791 };
2792 let close_items_to_the_left_action = CloseItemsToTheLeft {
2793 close_pinned: false,
2794 };
2795 let close_items_to_the_right_action = CloseItemsToTheRight {
2796 close_pinned: false,
2797 };
2798 let close_clean_items_action = CloseCleanItems {
2799 close_pinned: false,
2800 };
2801 let close_all_items_action = CloseAllItems {
2802 save_intent: None,
2803 close_pinned: false,
2804 };
2805 if let Some(pane) = pane.upgrade() {
2806 menu = menu
2807 .entry(
2808 "Close",
2809 Some(Box::new(close_active_item_action)),
2810 window.handler_for(&pane, move |pane, window, cx| {
2811 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2812 .detach_and_log_err(cx);
2813 }),
2814 )
2815 .item(ContextMenuItem::Entry(
2816 ContextMenuEntry::new("Close Others")
2817 .action(Box::new(close_inactive_items_action.clone()))
2818 .disabled(total_items == 1)
2819 .handler(window.handler_for(&pane, move |pane, window, cx| {
2820 pane.close_other_items(
2821 &close_inactive_items_action,
2822 Some(item_id),
2823 window,
2824 cx,
2825 )
2826 .detach_and_log_err(cx);
2827 })),
2828 ))
2829 // We make this optional, instead of using disabled as to not overwhelm the context menu unnecessarily
2830 .extend(has_multibuffer_items.then(|| {
2831 ContextMenuItem::Entry(
2832 ContextMenuEntry::new("Close Multibuffers")
2833 .action(Box::new(close_multibuffers_action.clone()))
2834 .handler(window.handler_for(
2835 &pane,
2836 move |pane, window, cx| {
2837 pane.close_multibuffer_items(
2838 &close_multibuffers_action,
2839 window,
2840 cx,
2841 )
2842 .detach_and_log_err(cx);
2843 },
2844 )),
2845 )
2846 }))
2847 .separator()
2848 .item(ContextMenuItem::Entry(
2849 ContextMenuEntry::new("Close Left")
2850 .action(Box::new(close_items_to_the_left_action.clone()))
2851 .disabled(!has_items_to_left)
2852 .handler(window.handler_for(&pane, move |pane, window, cx| {
2853 pane.close_items_to_the_left_by_id(
2854 Some(item_id),
2855 &close_items_to_the_left_action,
2856 window,
2857 cx,
2858 )
2859 .detach_and_log_err(cx);
2860 })),
2861 ))
2862 .item(ContextMenuItem::Entry(
2863 ContextMenuEntry::new("Close Right")
2864 .action(Box::new(close_items_to_the_right_action.clone()))
2865 .disabled(!has_items_to_right)
2866 .handler(window.handler_for(&pane, move |pane, window, cx| {
2867 pane.close_items_to_the_right_by_id(
2868 Some(item_id),
2869 &close_items_to_the_right_action,
2870 window,
2871 cx,
2872 )
2873 .detach_and_log_err(cx);
2874 })),
2875 ))
2876 .separator()
2877 .item(ContextMenuItem::Entry(
2878 ContextMenuEntry::new("Close Clean")
2879 .action(Box::new(close_clean_items_action.clone()))
2880 .disabled(!has_clean_items)
2881 .handler(window.handler_for(&pane, move |pane, window, cx| {
2882 pane.close_clean_items(
2883 &close_clean_items_action,
2884 window,
2885 cx,
2886 )
2887 .detach_and_log_err(cx)
2888 })),
2889 ))
2890 .entry(
2891 "Close All",
2892 Some(Box::new(close_all_items_action.clone())),
2893 window.handler_for(&pane, move |pane, window, cx| {
2894 pane.close_all_items(&close_all_items_action, window, cx)
2895 .detach_and_log_err(cx)
2896 }),
2897 );
2898
2899 let pin_tab_entries = |menu: ContextMenu| {
2900 menu.separator().map(|this| {
2901 if is_pinned {
2902 this.entry(
2903 "Unpin Tab",
2904 Some(TogglePinTab.boxed_clone()),
2905 window.handler_for(&pane, move |pane, window, cx| {
2906 pane.unpin_tab_at(ix, window, cx);
2907 }),
2908 )
2909 } else {
2910 this.entry(
2911 "Pin Tab",
2912 Some(TogglePinTab.boxed_clone()),
2913 window.handler_for(&pane, move |pane, window, cx| {
2914 pane.pin_tab_at(ix, window, cx);
2915 }),
2916 )
2917 }
2918 })
2919 };
2920 if let Some(entry) = single_entry_to_resolve {
2921 let project_path = pane
2922 .read(cx)
2923 .item_for_entry(entry, cx)
2924 .and_then(|item| item.project_path(cx));
2925 let worktree = project_path.as_ref().and_then(|project_path| {
2926 pane.read(cx)
2927 .project
2928 .upgrade()?
2929 .read(cx)
2930 .worktree_for_id(project_path.worktree_id, cx)
2931 });
2932 let has_relative_path = worktree.as_ref().is_some_and(|worktree| {
2933 worktree
2934 .read(cx)
2935 .root_entry()
2936 .is_some_and(|entry| entry.is_dir())
2937 });
2938
2939 let entry_abs_path = pane.read(cx).entry_abs_path(entry, cx);
2940 let parent_abs_path = entry_abs_path
2941 .as_deref()
2942 .and_then(|abs_path| Some(abs_path.parent()?.to_path_buf()));
2943 let relative_path = project_path
2944 .map(|project_path| project_path.path)
2945 .filter(|_| has_relative_path);
2946
2947 let visible_in_project_panel = relative_path.is_some()
2948 && worktree.is_some_and(|worktree| worktree.read(cx).is_visible());
2949
2950 let entry_id = entry.to_proto();
2951 menu = menu
2952 .separator()
2953 .when_some(entry_abs_path, |menu, abs_path| {
2954 menu.entry(
2955 "Copy Path",
2956 Some(Box::new(zed_actions::workspace::CopyPath)),
2957 window.handler_for(&pane, move |_, _, cx| {
2958 cx.write_to_clipboard(ClipboardItem::new_string(
2959 abs_path.to_string_lossy().into_owned(),
2960 ));
2961 }),
2962 )
2963 })
2964 .when_some(relative_path, |menu, relative_path| {
2965 menu.entry(
2966 "Copy Relative Path",
2967 Some(Box::new(zed_actions::workspace::CopyRelativePath)),
2968 window.handler_for(&pane, move |this, _, cx| {
2969 let Some(project) = this.project.upgrade() else {
2970 return;
2971 };
2972 let path_style = project
2973 .update(cx, |project, cx| project.path_style(cx));
2974 cx.write_to_clipboard(ClipboardItem::new_string(
2975 relative_path.display(path_style).to_string(),
2976 ));
2977 }),
2978 )
2979 })
2980 .map(pin_tab_entries)
2981 .separator()
2982 .when(visible_in_project_panel, |menu| {
2983 menu.entry(
2984 "Reveal In Project Panel",
2985 Some(Box::new(RevealInProjectPanel::default())),
2986 window.handler_for(&pane, move |pane, _, cx| {
2987 pane.project
2988 .update(cx, |_, cx| {
2989 cx.emit(project::Event::RevealInProjectPanel(
2990 ProjectEntryId::from_proto(entry_id),
2991 ))
2992 })
2993 .ok();
2994 }),
2995 )
2996 })
2997 .when_some(parent_abs_path, |menu, parent_abs_path| {
2998 menu.entry(
2999 "Open in Terminal",
3000 Some(Box::new(OpenInTerminal)),
3001 window.handler_for(&pane, move |_, window, cx| {
3002 window.dispatch_action(
3003 OpenTerminal {
3004 working_directory: parent_abs_path.clone(),
3005 }
3006 .boxed_clone(),
3007 cx,
3008 );
3009 }),
3010 )
3011 });
3012 } else {
3013 menu = menu.map(pin_tab_entries);
3014 }
3015 }
3016
3017 menu.context(menu_context)
3018 })
3019 })
3020 }
3021
3022 fn render_tab_bar(&mut self, window: &mut Window, cx: &mut Context<Pane>) -> AnyElement {
3023 let focus_handle = self.focus_handle.clone();
3024 let navigate_backward = IconButton::new("navigate_backward", IconName::ArrowLeft)
3025 .icon_size(IconSize::Small)
3026 .on_click({
3027 let entity = cx.entity();
3028 move |_, window, cx| {
3029 entity.update(cx, |pane, cx| {
3030 pane.navigate_backward(&Default::default(), window, cx)
3031 })
3032 }
3033 })
3034 .disabled(!self.can_navigate_backward())
3035 .tooltip({
3036 let focus_handle = focus_handle.clone();
3037 move |window, cx| {
3038 Tooltip::for_action_in(
3039 "Go Back",
3040 &GoBack,
3041 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
3042 cx,
3043 )
3044 }
3045 });
3046
3047 let navigate_forward = IconButton::new("navigate_forward", IconName::ArrowRight)
3048 .icon_size(IconSize::Small)
3049 .on_click({
3050 let entity = cx.entity();
3051 move |_, window, cx| {
3052 entity.update(cx, |pane, cx| {
3053 pane.navigate_forward(&Default::default(), window, cx)
3054 })
3055 }
3056 })
3057 .disabled(!self.can_navigate_forward())
3058 .tooltip({
3059 let focus_handle = focus_handle.clone();
3060 move |window, cx| {
3061 Tooltip::for_action_in(
3062 "Go Forward",
3063 &GoForward,
3064 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
3065 cx,
3066 )
3067 }
3068 });
3069
3070 let mut tab_items = self
3071 .items
3072 .iter()
3073 .enumerate()
3074 .zip(tab_details(&self.items, window, cx))
3075 .map(|((ix, item), detail)| {
3076 self.render_tab(ix, &**item, detail, &focus_handle, window, cx)
3077 })
3078 .collect::<Vec<_>>();
3079 let tab_count = tab_items.len();
3080 if self.is_tab_pinned(tab_count) {
3081 log::warn!(
3082 "Pinned tab count ({}) exceeds actual tab count ({}). \
3083 This should not happen. If possible, add reproduction steps, \
3084 in a comment, to https://github.com/zed-industries/zed/issues/33342",
3085 self.pinned_tab_count,
3086 tab_count
3087 );
3088 self.pinned_tab_count = tab_count;
3089 }
3090 let unpinned_tabs = tab_items.split_off(self.pinned_tab_count);
3091 let pinned_tabs = tab_items;
3092
3093 TabBar::new("tab_bar")
3094 .when(
3095 self.display_nav_history_buttons.unwrap_or_default(),
3096 |tab_bar| {
3097 tab_bar
3098 .start_child(navigate_backward)
3099 .start_child(navigate_forward)
3100 },
3101 )
3102 .map(|tab_bar| {
3103 if self.show_tab_bar_buttons {
3104 let render_tab_buttons = self.render_tab_bar_buttons.clone();
3105 let (left_children, right_children) = render_tab_buttons(self, window, cx);
3106 tab_bar
3107 .start_children(left_children)
3108 .end_children(right_children)
3109 } else {
3110 tab_bar
3111 }
3112 })
3113 .children(pinned_tabs.len().ne(&0).then(|| {
3114 let max_scroll = self.tab_bar_scroll_handle.max_offset().width;
3115 // We need to check both because offset returns delta values even when the scroll handle is not scrollable
3116 let is_scrolled = self.tab_bar_scroll_handle.offset().x < px(0.);
3117 // Avoid flickering when max_offset is very small (< 2px).
3118 // The border adds 1-2px which can push max_offset back to 0, creating a loop.
3119 let is_scrollable = max_scroll > px(2.0);
3120 let has_active_unpinned_tab = self.active_item_index >= self.pinned_tab_count;
3121 h_flex()
3122 .children(pinned_tabs)
3123 .when(is_scrollable && is_scrolled, |this| {
3124 this.when(has_active_unpinned_tab, |this| this.border_r_2())
3125 .when(!has_active_unpinned_tab, |this| this.border_r_1())
3126 .border_color(cx.theme().colors().border)
3127 })
3128 }))
3129 .child(
3130 h_flex()
3131 .id("unpinned tabs")
3132 .overflow_x_scroll()
3133 .w_full()
3134 .track_scroll(&self.tab_bar_scroll_handle)
3135 .on_scroll_wheel(cx.listener(|this, _, _, _| {
3136 this.suppress_scroll = true;
3137 }))
3138 .children(unpinned_tabs)
3139 .child(
3140 div()
3141 .id("tab_bar_drop_target")
3142 .min_w_6()
3143 // HACK: This empty child is currently necessary to force the drop target to appear
3144 // despite us setting a min width above.
3145 .child("")
3146 // HACK: h_full doesn't occupy the complete height, using fixed height instead
3147 .h(Tab::container_height(cx))
3148 .flex_grow()
3149 .drag_over::<DraggedTab>(|bar, _, _, cx| {
3150 bar.bg(cx.theme().colors().drop_target_background)
3151 })
3152 .drag_over::<DraggedSelection>(|bar, _, _, cx| {
3153 bar.bg(cx.theme().colors().drop_target_background)
3154 })
3155 .on_drop(cx.listener(
3156 move |this, dragged_tab: &DraggedTab, window, cx| {
3157 this.drag_split_direction = None;
3158 this.handle_tab_drop(dragged_tab, this.items.len(), window, cx)
3159 },
3160 ))
3161 .on_drop(cx.listener(
3162 move |this, selection: &DraggedSelection, window, cx| {
3163 this.drag_split_direction = None;
3164 this.handle_project_entry_drop(
3165 &selection.active_selection.entry_id,
3166 Some(tab_count),
3167 window,
3168 cx,
3169 )
3170 },
3171 ))
3172 .on_drop(cx.listener(move |this, paths, window, cx| {
3173 this.drag_split_direction = None;
3174 this.handle_external_paths_drop(paths, window, cx)
3175 }))
3176 .on_click(cx.listener(move |this, event: &ClickEvent, window, cx| {
3177 if event.click_count() == 2 {
3178 window.dispatch_action(
3179 this.double_click_dispatch_action.boxed_clone(),
3180 cx,
3181 );
3182 }
3183 })),
3184 ),
3185 )
3186 .into_any_element()
3187 }
3188
3189 pub fn render_menu_overlay(menu: &Entity<ContextMenu>) -> Div {
3190 div().absolute().bottom_0().right_0().size_0().child(
3191 deferred(anchored().anchor(Corner::TopRight).child(menu.clone())).with_priority(1),
3192 )
3193 }
3194
3195 pub fn set_zoomed(&mut self, zoomed: bool, cx: &mut Context<Self>) {
3196 self.zoomed = zoomed;
3197 cx.notify();
3198 }
3199
3200 pub fn is_zoomed(&self) -> bool {
3201 self.zoomed
3202 }
3203
3204 fn handle_drag_move<T: 'static>(
3205 &mut self,
3206 event: &DragMoveEvent<T>,
3207 window: &mut Window,
3208 cx: &mut Context<Self>,
3209 ) {
3210 let can_split_predicate = self.can_split_predicate.take();
3211 let can_split = match &can_split_predicate {
3212 Some(can_split_predicate) => {
3213 can_split_predicate(self, event.dragged_item(), window, cx)
3214 }
3215 None => false,
3216 };
3217 self.can_split_predicate = can_split_predicate;
3218 if !can_split {
3219 return;
3220 }
3221
3222 let rect = event.bounds.size;
3223
3224 let size = event.bounds.size.width.min(event.bounds.size.height)
3225 * WorkspaceSettings::get_global(cx).drop_target_size;
3226
3227 let relative_cursor = Point::new(
3228 event.event.position.x - event.bounds.left(),
3229 event.event.position.y - event.bounds.top(),
3230 );
3231
3232 let direction = if relative_cursor.x < size
3233 || relative_cursor.x > rect.width - size
3234 || relative_cursor.y < size
3235 || relative_cursor.y > rect.height - size
3236 {
3237 [
3238 SplitDirection::Up,
3239 SplitDirection::Right,
3240 SplitDirection::Down,
3241 SplitDirection::Left,
3242 ]
3243 .iter()
3244 .min_by_key(|side| match side {
3245 SplitDirection::Up => relative_cursor.y,
3246 SplitDirection::Right => rect.width - relative_cursor.x,
3247 SplitDirection::Down => rect.height - relative_cursor.y,
3248 SplitDirection::Left => relative_cursor.x,
3249 })
3250 .cloned()
3251 } else {
3252 None
3253 };
3254
3255 if direction != self.drag_split_direction {
3256 self.drag_split_direction = direction;
3257 }
3258 }
3259
3260 pub fn handle_tab_drop(
3261 &mut self,
3262 dragged_tab: &DraggedTab,
3263 ix: usize,
3264 window: &mut Window,
3265 cx: &mut Context<Self>,
3266 ) {
3267 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3268 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_tab, window, cx)
3269 {
3270 return;
3271 }
3272 let mut to_pane = cx.entity();
3273 let split_direction = self.drag_split_direction;
3274 let item_id = dragged_tab.item.item_id();
3275 if let Some(preview_item_id) = self.preview_item_id
3276 && item_id == preview_item_id
3277 {
3278 self.set_preview_item_id(None, cx);
3279 }
3280
3281 let is_clone = cfg!(target_os = "macos") && window.modifiers().alt
3282 || cfg!(not(target_os = "macos")) && window.modifiers().control;
3283
3284 let from_pane = dragged_tab.pane.clone();
3285
3286 self.workspace
3287 .update(cx, |_, cx| {
3288 cx.defer_in(window, move |workspace, window, cx| {
3289 if let Some(split_direction) = split_direction {
3290 to_pane = workspace.split_pane(to_pane, split_direction, window, cx);
3291 }
3292 let database_id = workspace.database_id();
3293 let was_pinned_in_from_pane = from_pane.read_with(cx, |pane, _| {
3294 pane.index_for_item_id(item_id)
3295 .is_some_and(|ix| pane.is_tab_pinned(ix))
3296 });
3297 let to_pane_old_length = to_pane.read(cx).items.len();
3298 if is_clone {
3299 let Some(item) = from_pane
3300 .read(cx)
3301 .items()
3302 .find(|item| item.item_id() == item_id)
3303 .cloned()
3304 else {
3305 return;
3306 };
3307 if item.can_split(cx) {
3308 let task = item.clone_on_split(database_id, window, cx);
3309 let to_pane = to_pane.downgrade();
3310 cx.spawn_in(window, async move |_, cx| {
3311 if let Some(item) = task.await {
3312 to_pane
3313 .update_in(cx, |pane, window, cx| {
3314 pane.add_item(item, true, true, None, window, cx)
3315 })
3316 .ok();
3317 }
3318 })
3319 .detach();
3320 } else {
3321 move_item(&from_pane, &to_pane, item_id, ix, true, window, cx);
3322 }
3323 } else {
3324 move_item(&from_pane, &to_pane, item_id, ix, true, window, cx);
3325 }
3326 to_pane.update(cx, |this, _| {
3327 if to_pane == from_pane {
3328 let actual_ix = this
3329 .items
3330 .iter()
3331 .position(|item| item.item_id() == item_id)
3332 .unwrap_or(0);
3333
3334 let is_pinned_in_to_pane = this.is_tab_pinned(actual_ix);
3335
3336 if !was_pinned_in_from_pane && is_pinned_in_to_pane {
3337 this.pinned_tab_count += 1;
3338 } else if was_pinned_in_from_pane && !is_pinned_in_to_pane {
3339 this.pinned_tab_count -= 1;
3340 }
3341 } else if this.items.len() >= to_pane_old_length {
3342 let is_pinned_in_to_pane = this.is_tab_pinned(ix);
3343 let item_created_pane = to_pane_old_length == 0;
3344 let is_first_position = ix == 0;
3345 let was_dropped_at_beginning = item_created_pane || is_first_position;
3346 let should_remain_pinned = is_pinned_in_to_pane
3347 || (was_pinned_in_from_pane && was_dropped_at_beginning);
3348
3349 if should_remain_pinned {
3350 this.pinned_tab_count += 1;
3351 }
3352 }
3353 });
3354 });
3355 })
3356 .log_err();
3357 }
3358
3359 fn handle_dragged_selection_drop(
3360 &mut self,
3361 dragged_selection: &DraggedSelection,
3362 dragged_onto: Option<usize>,
3363 window: &mut Window,
3364 cx: &mut Context<Self>,
3365 ) {
3366 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3367 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_selection, window, cx)
3368 {
3369 return;
3370 }
3371 self.handle_project_entry_drop(
3372 &dragged_selection.active_selection.entry_id,
3373 dragged_onto,
3374 window,
3375 cx,
3376 );
3377 }
3378
3379 fn handle_project_entry_drop(
3380 &mut self,
3381 project_entry_id: &ProjectEntryId,
3382 target: Option<usize>,
3383 window: &mut Window,
3384 cx: &mut Context<Self>,
3385 ) {
3386 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3387 && let ControlFlow::Break(()) = custom_drop_handle(self, project_entry_id, window, cx)
3388 {
3389 return;
3390 }
3391 let mut to_pane = cx.entity();
3392 let split_direction = self.drag_split_direction;
3393 let project_entry_id = *project_entry_id;
3394 self.workspace
3395 .update(cx, |_, cx| {
3396 cx.defer_in(window, move |workspace, window, cx| {
3397 if let Some(project_path) = workspace
3398 .project()
3399 .read(cx)
3400 .path_for_entry(project_entry_id, cx)
3401 {
3402 let load_path_task = workspace.load_path(project_path.clone(), window, cx);
3403 cx.spawn_in(window, async move |workspace, cx| {
3404 if let Some((project_entry_id, build_item)) =
3405 load_path_task.await.notify_async_err(cx)
3406 {
3407 let (to_pane, new_item_handle) = workspace
3408 .update_in(cx, |workspace, window, cx| {
3409 if let Some(split_direction) = split_direction {
3410 to_pane = workspace.split_pane(
3411 to_pane,
3412 split_direction,
3413 window,
3414 cx,
3415 );
3416 }
3417 let new_item_handle = to_pane.update(cx, |pane, cx| {
3418 pane.open_item(
3419 project_entry_id,
3420 project_path,
3421 true,
3422 false,
3423 true,
3424 target,
3425 window,
3426 cx,
3427 build_item,
3428 )
3429 });
3430 (to_pane, new_item_handle)
3431 })
3432 .log_err()?;
3433 to_pane
3434 .update_in(cx, |this, window, cx| {
3435 let Some(index) = this.index_for_item(&*new_item_handle)
3436 else {
3437 return;
3438 };
3439
3440 if target.is_some_and(|target| this.is_tab_pinned(target)) {
3441 this.pin_tab_at(index, window, cx);
3442 }
3443 })
3444 .ok()?
3445 }
3446 Some(())
3447 })
3448 .detach();
3449 };
3450 });
3451 })
3452 .log_err();
3453 }
3454
3455 fn handle_external_paths_drop(
3456 &mut self,
3457 paths: &ExternalPaths,
3458 window: &mut Window,
3459 cx: &mut Context<Self>,
3460 ) {
3461 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3462 && let ControlFlow::Break(()) = custom_drop_handle(self, paths, window, cx)
3463 {
3464 return;
3465 }
3466 let mut to_pane = cx.entity();
3467 let mut split_direction = self.drag_split_direction;
3468 let paths = paths.paths().to_vec();
3469 let is_remote = self
3470 .workspace
3471 .update(cx, |workspace, cx| {
3472 if workspace.project().read(cx).is_via_collab() {
3473 workspace.show_error(
3474 &anyhow::anyhow!("Cannot drop files on a remote project"),
3475 cx,
3476 );
3477 true
3478 } else {
3479 false
3480 }
3481 })
3482 .unwrap_or(true);
3483 if is_remote {
3484 return;
3485 }
3486
3487 self.workspace
3488 .update(cx, |workspace, cx| {
3489 let fs = Arc::clone(workspace.project().read(cx).fs());
3490 cx.spawn_in(window, async move |workspace, cx| {
3491 let mut is_file_checks = FuturesUnordered::new();
3492 for path in &paths {
3493 is_file_checks.push(fs.is_file(path))
3494 }
3495 let mut has_files_to_open = false;
3496 while let Some(is_file) = is_file_checks.next().await {
3497 if is_file {
3498 has_files_to_open = true;
3499 break;
3500 }
3501 }
3502 drop(is_file_checks);
3503 if !has_files_to_open {
3504 split_direction = None;
3505 }
3506
3507 if let Ok((open_task, to_pane)) =
3508 workspace.update_in(cx, |workspace, window, cx| {
3509 if let Some(split_direction) = split_direction {
3510 to_pane =
3511 workspace.split_pane(to_pane, split_direction, window, cx);
3512 }
3513 (
3514 workspace.open_paths(
3515 paths,
3516 OpenOptions {
3517 visible: Some(OpenVisible::OnlyDirectories),
3518 ..Default::default()
3519 },
3520 Some(to_pane.downgrade()),
3521 window,
3522 cx,
3523 ),
3524 to_pane,
3525 )
3526 })
3527 {
3528 let opened_items: Vec<_> = open_task.await;
3529 _ = workspace.update_in(cx, |workspace, window, cx| {
3530 for item in opened_items.into_iter().flatten() {
3531 if let Err(e) = item {
3532 workspace.show_error(&e, cx);
3533 }
3534 }
3535 if to_pane.read(cx).items_len() == 0 {
3536 workspace.remove_pane(to_pane, None, window, cx);
3537 }
3538 });
3539 }
3540 })
3541 .detach();
3542 })
3543 .log_err();
3544 }
3545
3546 pub fn display_nav_history_buttons(&mut self, display: Option<bool>) {
3547 self.display_nav_history_buttons = display;
3548 }
3549
3550 fn pinned_item_ids(&self) -> Vec<EntityId> {
3551 self.items
3552 .iter()
3553 .enumerate()
3554 .filter_map(|(index, item)| {
3555 if self.is_tab_pinned(index) {
3556 return Some(item.item_id());
3557 }
3558
3559 None
3560 })
3561 .collect()
3562 }
3563
3564 fn clean_item_ids(&self, cx: &mut Context<Pane>) -> Vec<EntityId> {
3565 self.items()
3566 .filter_map(|item| {
3567 if !item.is_dirty(cx) {
3568 return Some(item.item_id());
3569 }
3570
3571 None
3572 })
3573 .collect()
3574 }
3575
3576 fn to_the_side_item_ids(&self, item_id: EntityId, side: Side) -> Vec<EntityId> {
3577 match side {
3578 Side::Left => self
3579 .items()
3580 .take_while(|item| item.item_id() != item_id)
3581 .map(|item| item.item_id())
3582 .collect(),
3583 Side::Right => self
3584 .items()
3585 .rev()
3586 .take_while(|item| item.item_id() != item_id)
3587 .map(|item| item.item_id())
3588 .collect(),
3589 }
3590 }
3591
3592 fn multibuffer_item_ids(&self, cx: &mut Context<Pane>) -> Vec<EntityId> {
3593 self.items()
3594 .filter(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer)
3595 .map(|item| item.item_id())
3596 .collect()
3597 }
3598
3599 pub fn drag_split_direction(&self) -> Option<SplitDirection> {
3600 self.drag_split_direction
3601 }
3602
3603 pub fn set_zoom_out_on_close(&mut self, zoom_out_on_close: bool) {
3604 self.zoom_out_on_close = zoom_out_on_close;
3605 }
3606}
3607
3608fn default_render_tab_bar_buttons(
3609 pane: &mut Pane,
3610 window: &mut Window,
3611 cx: &mut Context<Pane>,
3612) -> (Option<AnyElement>, Option<AnyElement>) {
3613 if !pane.has_focus(window, cx) && !pane.context_menu_focused(window, cx) {
3614 return (None, None);
3615 }
3616 let (can_clone, can_split_move) = match pane.active_item() {
3617 Some(active_item) if active_item.can_split(cx) => (true, false),
3618 Some(_) => (false, pane.items_len() > 1),
3619 None => (false, false),
3620 };
3621 // Ideally we would return a vec of elements here to pass directly to the [TabBar]'s
3622 // `end_slot`, but due to needing a view here that isn't possible.
3623 let right_children = h_flex()
3624 // Instead we need to replicate the spacing from the [TabBar]'s `end_slot` here.
3625 .gap(DynamicSpacing::Base04.rems(cx))
3626 .child(
3627 PopoverMenu::new("pane-tab-bar-popover-menu")
3628 .trigger_with_tooltip(
3629 IconButton::new("plus", IconName::Plus).icon_size(IconSize::Small),
3630 Tooltip::text("New..."),
3631 )
3632 .anchor(Corner::TopRight)
3633 .with_handle(pane.new_item_context_menu_handle.clone())
3634 .menu(move |window, cx| {
3635 Some(ContextMenu::build(window, cx, |menu, _, _| {
3636 menu.action("New File", NewFile.boxed_clone())
3637 .action("Open File", ToggleFileFinder::default().boxed_clone())
3638 .separator()
3639 .action(
3640 "Search Project",
3641 DeploySearch {
3642 replace_enabled: false,
3643 included_files: None,
3644 excluded_files: None,
3645 }
3646 .boxed_clone(),
3647 )
3648 .action("Search Symbols", ToggleProjectSymbols.boxed_clone())
3649 .separator()
3650 .action("New Terminal", NewTerminal.boxed_clone())
3651 }))
3652 }),
3653 )
3654 .child(
3655 PopoverMenu::new("pane-tab-bar-split")
3656 .trigger_with_tooltip(
3657 IconButton::new("split", IconName::Split)
3658 .icon_size(IconSize::Small)
3659 .disabled(!can_clone && !can_split_move),
3660 Tooltip::text("Split Pane"),
3661 )
3662 .anchor(Corner::TopRight)
3663 .with_handle(pane.split_item_context_menu_handle.clone())
3664 .menu(move |window, cx| {
3665 ContextMenu::build(window, cx, |menu, _, _| {
3666 if can_split_move {
3667 menu.action("Split Right", SplitAndMoveRight.boxed_clone())
3668 .action("Split Left", SplitAndMoveLeft.boxed_clone())
3669 .action("Split Up", SplitAndMoveUp.boxed_clone())
3670 .action("Split Down", SplitAndMoveDown.boxed_clone())
3671 } else {
3672 menu.action("Split Right", SplitRight.boxed_clone())
3673 .action("Split Left", SplitLeft.boxed_clone())
3674 .action("Split Up", SplitUp.boxed_clone())
3675 .action("Split Down", SplitDown.boxed_clone())
3676 }
3677 })
3678 .into()
3679 }),
3680 )
3681 .child({
3682 let zoomed = pane.is_zoomed();
3683 IconButton::new("toggle_zoom", IconName::Maximize)
3684 .icon_size(IconSize::Small)
3685 .toggle_state(zoomed)
3686 .selected_icon(IconName::Minimize)
3687 .on_click(cx.listener(|pane, _, window, cx| {
3688 pane.toggle_zoom(&crate::ToggleZoom, window, cx);
3689 }))
3690 .tooltip(move |_window, cx| {
3691 Tooltip::for_action(
3692 if zoomed { "Zoom Out" } else { "Zoom In" },
3693 &ToggleZoom,
3694 cx,
3695 )
3696 })
3697 })
3698 .into_any_element()
3699 .into();
3700 (None, right_children)
3701}
3702
3703impl Focusable for Pane {
3704 fn focus_handle(&self, _cx: &App) -> FocusHandle {
3705 self.focus_handle.clone()
3706 }
3707}
3708
3709impl Render for Pane {
3710 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3711 let mut key_context = KeyContext::new_with_defaults();
3712 key_context.add("Pane");
3713 if self.active_item().is_none() {
3714 key_context.add("EmptyPane");
3715 }
3716
3717 self.toolbar
3718 .read(cx)
3719 .contribute_context(&mut key_context, cx);
3720
3721 let should_display_tab_bar = self.should_display_tab_bar.clone();
3722 let display_tab_bar = should_display_tab_bar(window, cx);
3723 let Some(project) = self.project.upgrade() else {
3724 return div().track_focus(&self.focus_handle(cx));
3725 };
3726 let is_local = project.read(cx).is_local();
3727
3728 v_flex()
3729 .key_context(key_context)
3730 .track_focus(&self.focus_handle(cx))
3731 .size_full()
3732 .flex_none()
3733 .overflow_hidden()
3734 .on_action(
3735 cx.listener(|pane, _: &SplitLeft, _, cx| pane.split(SplitDirection::Left, cx)),
3736 )
3737 .on_action(cx.listener(|pane, _: &SplitUp, _, cx| pane.split(SplitDirection::Up, cx)))
3738 .on_action(cx.listener(|pane, _: &SplitHorizontal, _, cx| {
3739 pane.split(SplitDirection::horizontal(cx), cx)
3740 }))
3741 .on_action(cx.listener(|pane, _: &SplitVertical, _, cx| {
3742 pane.split(SplitDirection::vertical(cx), cx)
3743 }))
3744 .on_action(
3745 cx.listener(|pane, _: &SplitRight, _, cx| pane.split(SplitDirection::Right, cx)),
3746 )
3747 .on_action(
3748 cx.listener(|pane, _: &SplitDown, _, cx| pane.split(SplitDirection::Down, cx)),
3749 )
3750 .on_action(cx.listener(|pane, _: &SplitAndMoveUp, _, cx| {
3751 pane.split_and_move(SplitDirection::Up, cx)
3752 }))
3753 .on_action(cx.listener(|pane, _: &SplitAndMoveDown, _, cx| {
3754 pane.split_and_move(SplitDirection::Down, cx)
3755 }))
3756 .on_action(cx.listener(|pane, _: &SplitAndMoveLeft, _, cx| {
3757 pane.split_and_move(SplitDirection::Left, cx)
3758 }))
3759 .on_action(cx.listener(|pane, _: &SplitAndMoveRight, _, cx| {
3760 pane.split_and_move(SplitDirection::Right, cx)
3761 }))
3762 .on_action(cx.listener(|_, _: &JoinIntoNext, _, cx| {
3763 cx.emit(Event::JoinIntoNext);
3764 }))
3765 .on_action(cx.listener(|_, _: &JoinAll, _, cx| {
3766 cx.emit(Event::JoinAll);
3767 }))
3768 .on_action(cx.listener(Pane::toggle_zoom))
3769 .on_action(cx.listener(Self::navigate_backward))
3770 .on_action(cx.listener(Self::navigate_forward))
3771 .on_action(
3772 cx.listener(|pane: &mut Pane, action: &ActivateItem, window, cx| {
3773 pane.activate_item(
3774 action.0.min(pane.items.len().saturating_sub(1)),
3775 true,
3776 true,
3777 window,
3778 cx,
3779 );
3780 }),
3781 )
3782 .on_action(cx.listener(Self::alternate_file))
3783 .on_action(cx.listener(Self::activate_last_item))
3784 .on_action(cx.listener(Self::activate_previous_item))
3785 .on_action(cx.listener(Self::activate_next_item))
3786 .on_action(cx.listener(Self::swap_item_left))
3787 .on_action(cx.listener(Self::swap_item_right))
3788 .on_action(cx.listener(Self::toggle_pin_tab))
3789 .on_action(cx.listener(Self::unpin_all_tabs))
3790 .when(PreviewTabsSettings::get_global(cx).enabled, |this| {
3791 this.on_action(cx.listener(|pane: &mut Pane, _: &TogglePreviewTab, _, cx| {
3792 if let Some(active_item_id) = pane.active_item().map(|i| i.item_id()) {
3793 if pane.is_active_preview_item(active_item_id) {
3794 pane.set_preview_item_id(None, cx);
3795 } else {
3796 pane.set_preview_item_id(Some(active_item_id), cx);
3797 }
3798 }
3799 }))
3800 })
3801 .on_action(
3802 cx.listener(|pane: &mut Self, action: &CloseActiveItem, window, cx| {
3803 pane.close_active_item(action, window, cx)
3804 .detach_and_log_err(cx)
3805 }),
3806 )
3807 .on_action(
3808 cx.listener(|pane: &mut Self, action: &CloseOtherItems, window, cx| {
3809 pane.close_other_items(action, None, window, cx)
3810 .detach_and_log_err(cx);
3811 }),
3812 )
3813 .on_action(
3814 cx.listener(|pane: &mut Self, action: &CloseCleanItems, window, cx| {
3815 pane.close_clean_items(action, window, cx)
3816 .detach_and_log_err(cx)
3817 }),
3818 )
3819 .on_action(cx.listener(
3820 |pane: &mut Self, action: &CloseItemsToTheLeft, window, cx| {
3821 pane.close_items_to_the_left_by_id(None, action, window, cx)
3822 .detach_and_log_err(cx)
3823 },
3824 ))
3825 .on_action(cx.listener(
3826 |pane: &mut Self, action: &CloseItemsToTheRight, window, cx| {
3827 pane.close_items_to_the_right_by_id(None, action, window, cx)
3828 .detach_and_log_err(cx)
3829 },
3830 ))
3831 .on_action(
3832 cx.listener(|pane: &mut Self, action: &CloseAllItems, window, cx| {
3833 pane.close_all_items(action, window, cx)
3834 .detach_and_log_err(cx)
3835 }),
3836 )
3837 .on_action(cx.listener(
3838 |pane: &mut Self, action: &CloseMultibufferItems, window, cx| {
3839 pane.close_multibuffer_items(action, window, cx)
3840 .detach_and_log_err(cx)
3841 },
3842 ))
3843 .on_action(
3844 cx.listener(|pane: &mut Self, action: &RevealInProjectPanel, _, cx| {
3845 let entry_id = action
3846 .entry_id
3847 .map(ProjectEntryId::from_proto)
3848 .or_else(|| pane.active_item()?.project_entry_ids(cx).first().copied());
3849 if let Some(entry_id) = entry_id {
3850 pane.project
3851 .update(cx, |_, cx| {
3852 cx.emit(project::Event::RevealInProjectPanel(entry_id))
3853 })
3854 .ok();
3855 }
3856 }),
3857 )
3858 .on_action(cx.listener(|_, _: &menu::Cancel, window, cx| {
3859 if cx.stop_active_drag(window) {
3860 } else {
3861 cx.propagate();
3862 }
3863 }))
3864 .when(self.active_item().is_some() && display_tab_bar, |pane| {
3865 pane.child((self.render_tab_bar.clone())(self, window, cx))
3866 })
3867 .child({
3868 let has_worktrees = project.read(cx).visible_worktrees(cx).next().is_some();
3869 // main content
3870 div()
3871 .flex_1()
3872 .relative()
3873 .group("")
3874 .overflow_hidden()
3875 .on_drag_move::<DraggedTab>(cx.listener(Self::handle_drag_move))
3876 .on_drag_move::<DraggedSelection>(cx.listener(Self::handle_drag_move))
3877 .when(is_local, |div| {
3878 div.on_drag_move::<ExternalPaths>(cx.listener(Self::handle_drag_move))
3879 })
3880 .map(|div| {
3881 if let Some(item) = self.active_item() {
3882 div.id("pane_placeholder")
3883 .v_flex()
3884 .size_full()
3885 .overflow_hidden()
3886 .child(self.toolbar.clone())
3887 .child(item.to_any_view())
3888 } else {
3889 let placeholder = div
3890 .id("pane_placeholder")
3891 .h_flex()
3892 .size_full()
3893 .justify_center()
3894 .on_click(cx.listener(
3895 move |this, event: &ClickEvent, window, cx| {
3896 if event.click_count() == 2 {
3897 window.dispatch_action(
3898 this.double_click_dispatch_action.boxed_clone(),
3899 cx,
3900 );
3901 }
3902 },
3903 ));
3904 if has_worktrees {
3905 placeholder
3906 } else {
3907 placeholder.child(
3908 Label::new("Open a file or project to get started.")
3909 .color(Color::Muted),
3910 )
3911 }
3912 }
3913 })
3914 .child(
3915 // drag target
3916 div()
3917 .invisible()
3918 .absolute()
3919 .bg(cx.theme().colors().drop_target_background)
3920 .group_drag_over::<DraggedTab>("", |style| style.visible())
3921 .group_drag_over::<DraggedSelection>("", |style| style.visible())
3922 .when(is_local, |div| {
3923 div.group_drag_over::<ExternalPaths>("", |style| style.visible())
3924 })
3925 .when_some(self.can_drop_predicate.clone(), |this, p| {
3926 this.can_drop(move |a, window, cx| p(a, window, cx))
3927 })
3928 .on_drop(cx.listener(move |this, dragged_tab, window, cx| {
3929 this.handle_tab_drop(
3930 dragged_tab,
3931 this.active_item_index(),
3932 window,
3933 cx,
3934 )
3935 }))
3936 .on_drop(cx.listener(
3937 move |this, selection: &DraggedSelection, window, cx| {
3938 this.handle_dragged_selection_drop(selection, None, window, cx)
3939 },
3940 ))
3941 .on_drop(cx.listener(move |this, paths, window, cx| {
3942 this.handle_external_paths_drop(paths, window, cx)
3943 }))
3944 .map(|div| {
3945 let size = DefiniteLength::Fraction(0.5);
3946 match self.drag_split_direction {
3947 None => div.top_0().right_0().bottom_0().left_0(),
3948 Some(SplitDirection::Up) => {
3949 div.top_0().left_0().right_0().h(size)
3950 }
3951 Some(SplitDirection::Down) => {
3952 div.left_0().bottom_0().right_0().h(size)
3953 }
3954 Some(SplitDirection::Left) => {
3955 div.top_0().left_0().bottom_0().w(size)
3956 }
3957 Some(SplitDirection::Right) => {
3958 div.top_0().bottom_0().right_0().w(size)
3959 }
3960 }
3961 }),
3962 )
3963 })
3964 .on_mouse_down(
3965 MouseButton::Navigate(NavigationDirection::Back),
3966 cx.listener(|pane, _, window, cx| {
3967 if let Some(workspace) = pane.workspace.upgrade() {
3968 let pane = cx.entity().downgrade();
3969 window.defer(cx, move |window, cx| {
3970 workspace.update(cx, |workspace, cx| {
3971 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
3972 })
3973 })
3974 }
3975 }),
3976 )
3977 .on_mouse_down(
3978 MouseButton::Navigate(NavigationDirection::Forward),
3979 cx.listener(|pane, _, window, cx| {
3980 if let Some(workspace) = pane.workspace.upgrade() {
3981 let pane = cx.entity().downgrade();
3982 window.defer(cx, move |window, cx| {
3983 workspace.update(cx, |workspace, cx| {
3984 workspace
3985 .go_forward(pane, window, cx)
3986 .detach_and_log_err(cx)
3987 })
3988 })
3989 }
3990 }),
3991 )
3992 }
3993}
3994
3995impl ItemNavHistory {
3996 pub fn push<D: 'static + Send + Any>(&mut self, data: Option<D>, cx: &mut App) {
3997 if self
3998 .item
3999 .upgrade()
4000 .is_some_and(|item| item.include_in_nav_history())
4001 {
4002 self.history
4003 .push(data, self.item.clone(), self.is_preview, cx);
4004 }
4005 }
4006
4007 pub fn pop_backward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4008 self.history.pop(NavigationMode::GoingBack, cx)
4009 }
4010
4011 pub fn pop_forward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4012 self.history.pop(NavigationMode::GoingForward, cx)
4013 }
4014}
4015
4016impl NavHistory {
4017 pub fn for_each_entry(
4018 &self,
4019 cx: &App,
4020 mut f: impl FnMut(&NavigationEntry, (ProjectPath, Option<PathBuf>)),
4021 ) {
4022 let borrowed_history = self.0.lock();
4023 borrowed_history
4024 .forward_stack
4025 .iter()
4026 .chain(borrowed_history.backward_stack.iter())
4027 .chain(borrowed_history.closed_stack.iter())
4028 .for_each(|entry| {
4029 if let Some(project_and_abs_path) =
4030 borrowed_history.paths_by_item.get(&entry.item.id())
4031 {
4032 f(entry, project_and_abs_path.clone());
4033 } else if let Some(item) = entry.item.upgrade()
4034 && let Some(path) = item.project_path(cx)
4035 {
4036 f(entry, (path, None));
4037 }
4038 })
4039 }
4040
4041 pub fn set_mode(&mut self, mode: NavigationMode) {
4042 self.0.lock().mode = mode;
4043 }
4044
4045 pub fn mode(&self) -> NavigationMode {
4046 self.0.lock().mode
4047 }
4048
4049 pub fn disable(&mut self) {
4050 self.0.lock().mode = NavigationMode::Disabled;
4051 }
4052
4053 pub fn enable(&mut self) {
4054 self.0.lock().mode = NavigationMode::Normal;
4055 }
4056
4057 pub fn clear(&mut self, cx: &mut App) {
4058 let mut state = self.0.lock();
4059
4060 if state.backward_stack.is_empty()
4061 && state.forward_stack.is_empty()
4062 && state.closed_stack.is_empty()
4063 && state.paths_by_item.is_empty()
4064 {
4065 return;
4066 }
4067
4068 state.mode = NavigationMode::Normal;
4069 state.backward_stack.clear();
4070 state.forward_stack.clear();
4071 state.closed_stack.clear();
4072 state.paths_by_item.clear();
4073 state.did_update(cx);
4074 }
4075
4076 pub fn pop(&mut self, mode: NavigationMode, cx: &mut App) -> Option<NavigationEntry> {
4077 let mut state = self.0.lock();
4078 let entry = match mode {
4079 NavigationMode::Normal | NavigationMode::Disabled | NavigationMode::ClosingItem => {
4080 return None;
4081 }
4082 NavigationMode::GoingBack => &mut state.backward_stack,
4083 NavigationMode::GoingForward => &mut state.forward_stack,
4084 NavigationMode::ReopeningClosedItem => &mut state.closed_stack,
4085 }
4086 .pop_back();
4087 if entry.is_some() {
4088 state.did_update(cx);
4089 }
4090 entry
4091 }
4092
4093 pub fn push<D: 'static + Send + Any>(
4094 &mut self,
4095 data: Option<D>,
4096 item: Arc<dyn WeakItemHandle>,
4097 is_preview: bool,
4098 cx: &mut App,
4099 ) {
4100 let state = &mut *self.0.lock();
4101 match state.mode {
4102 NavigationMode::Disabled => {}
4103 NavigationMode::Normal | NavigationMode::ReopeningClosedItem => {
4104 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4105 state.backward_stack.pop_front();
4106 }
4107 state.backward_stack.push_back(NavigationEntry {
4108 item,
4109 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4110 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4111 is_preview,
4112 });
4113 state.forward_stack.clear();
4114 }
4115 NavigationMode::GoingBack => {
4116 if state.forward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4117 state.forward_stack.pop_front();
4118 }
4119 state.forward_stack.push_back(NavigationEntry {
4120 item,
4121 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4122 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4123 is_preview,
4124 });
4125 }
4126 NavigationMode::GoingForward => {
4127 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4128 state.backward_stack.pop_front();
4129 }
4130 state.backward_stack.push_back(NavigationEntry {
4131 item,
4132 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4133 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4134 is_preview,
4135 });
4136 }
4137 NavigationMode::ClosingItem if is_preview => return,
4138 NavigationMode::ClosingItem => {
4139 if state.closed_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4140 state.closed_stack.pop_front();
4141 }
4142 state.closed_stack.push_back(NavigationEntry {
4143 item,
4144 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4145 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4146 is_preview,
4147 });
4148 }
4149 }
4150 state.did_update(cx);
4151 }
4152
4153 pub fn remove_item(&mut self, item_id: EntityId) {
4154 let mut state = self.0.lock();
4155 state.paths_by_item.remove(&item_id);
4156 state
4157 .backward_stack
4158 .retain(|entry| entry.item.id() != item_id);
4159 state
4160 .forward_stack
4161 .retain(|entry| entry.item.id() != item_id);
4162 state
4163 .closed_stack
4164 .retain(|entry| entry.item.id() != item_id);
4165 }
4166
4167 pub fn rename_item(
4168 &mut self,
4169 item_id: EntityId,
4170 project_path: ProjectPath,
4171 abs_path: Option<PathBuf>,
4172 ) {
4173 let mut state = self.0.lock();
4174 let path_for_item = state.paths_by_item.get_mut(&item_id);
4175 if let Some(path_for_item) = path_for_item {
4176 path_for_item.0 = project_path;
4177 path_for_item.1 = abs_path;
4178 }
4179 }
4180
4181 pub fn path_for_item(&self, item_id: EntityId) -> Option<(ProjectPath, Option<PathBuf>)> {
4182 self.0.lock().paths_by_item.get(&item_id).cloned()
4183 }
4184}
4185
4186impl NavHistoryState {
4187 pub fn did_update(&self, cx: &mut App) {
4188 if let Some(pane) = self.pane.upgrade() {
4189 cx.defer(move |cx| {
4190 pane.update(cx, |pane, cx| pane.history_updated(cx));
4191 });
4192 }
4193 }
4194}
4195
4196fn dirty_message_for(buffer_path: Option<ProjectPath>, path_style: PathStyle) -> String {
4197 let path = buffer_path
4198 .as_ref()
4199 .and_then(|p| {
4200 let path = p.path.display(path_style);
4201 if path.is_empty() { None } else { Some(path) }
4202 })
4203 .unwrap_or("This buffer".into());
4204 let path = truncate_and_remove_front(&path, 80);
4205 format!("{path} contains unsaved edits. Do you want to save it?")
4206}
4207
4208pub fn tab_details(items: &[Box<dyn ItemHandle>], _window: &Window, cx: &App) -> Vec<usize> {
4209 let mut tab_details = items.iter().map(|_| 0).collect::<Vec<_>>();
4210 let mut tab_descriptions = HashMap::default();
4211 let mut done = false;
4212 while !done {
4213 done = true;
4214
4215 // Store item indices by their tab description.
4216 for (ix, (item, detail)) in items.iter().zip(&tab_details).enumerate() {
4217 let description = item.tab_content_text(*detail, cx);
4218 if *detail == 0 || description != item.tab_content_text(detail - 1, cx) {
4219 tab_descriptions
4220 .entry(description)
4221 .or_insert(Vec::new())
4222 .push(ix);
4223 }
4224 }
4225
4226 // If two or more items have the same tab description, increase their level
4227 // of detail and try again.
4228 for (_, item_ixs) in tab_descriptions.drain() {
4229 if item_ixs.len() > 1 {
4230 done = false;
4231 for ix in item_ixs {
4232 tab_details[ix] += 1;
4233 }
4234 }
4235 }
4236 }
4237
4238 tab_details
4239}
4240
4241pub fn render_item_indicator(item: Box<dyn ItemHandle>, cx: &App) -> Option<Indicator> {
4242 maybe!({
4243 let indicator_color = match (item.has_conflict(cx), item.is_dirty(cx)) {
4244 (true, _) => Color::Warning,
4245 (_, true) => Color::Accent,
4246 (false, false) => return None,
4247 };
4248
4249 Some(Indicator::dot().color(indicator_color))
4250 })
4251}
4252
4253impl Render for DraggedTab {
4254 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
4255 let ui_font = ThemeSettings::get_global(cx).ui_font.clone();
4256 let label = self.item.tab_content(
4257 TabContentParams {
4258 detail: Some(self.detail),
4259 selected: false,
4260 preview: false,
4261 deemphasized: false,
4262 },
4263 window,
4264 cx,
4265 );
4266 Tab::new("")
4267 .toggle_state(self.is_active)
4268 .child(label)
4269 .render(window, cx)
4270 .font(ui_font)
4271 }
4272}
4273
4274#[cfg(test)]
4275mod tests {
4276 use std::num::NonZero;
4277
4278 use super::*;
4279 use crate::item::test::{TestItem, TestProjectItem};
4280 use gpui::{TestAppContext, VisualTestContext, size};
4281 use project::FakeFs;
4282 use settings::SettingsStore;
4283 use theme::LoadThemes;
4284 use util::TryFutureExt;
4285
4286 #[gpui::test]
4287 async fn test_add_item_capped_to_max_tabs(cx: &mut TestAppContext) {
4288 init_test(cx);
4289 let fs = FakeFs::new(cx.executor());
4290
4291 let project = Project::test(fs, None, cx).await;
4292 let (workspace, cx) =
4293 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4294 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4295
4296 for i in 0..7 {
4297 add_labeled_item(&pane, format!("{}", i).as_str(), false, cx);
4298 }
4299
4300 set_max_tabs(cx, Some(5));
4301 add_labeled_item(&pane, "7", false, cx);
4302 // Remove items to respect the max tab cap.
4303 assert_item_labels(&pane, ["3", "4", "5", "6", "7*"], cx);
4304 pane.update_in(cx, |pane, window, cx| {
4305 pane.activate_item(0, false, false, window, cx);
4306 });
4307 add_labeled_item(&pane, "X", false, cx);
4308 // Respect activation order.
4309 assert_item_labels(&pane, ["3", "X*", "5", "6", "7"], cx);
4310
4311 for i in 0..7 {
4312 add_labeled_item(&pane, format!("D{}", i).as_str(), true, cx);
4313 }
4314 // Keeps dirty items, even over max tab cap.
4315 assert_item_labels(
4316 &pane,
4317 ["D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6*^"],
4318 cx,
4319 );
4320
4321 set_max_tabs(cx, None);
4322 for i in 0..7 {
4323 add_labeled_item(&pane, format!("N{}", i).as_str(), false, cx);
4324 }
4325 // No cap when max tabs is None.
4326 assert_item_labels(
4327 &pane,
4328 [
4329 "D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6^", "N0", "N1", "N2", "N3", "N4",
4330 "N5", "N6*",
4331 ],
4332 cx,
4333 );
4334 }
4335
4336 #[gpui::test]
4337 async fn test_reduce_max_tabs_closes_existing_items(cx: &mut TestAppContext) {
4338 init_test(cx);
4339 let fs = FakeFs::new(cx.executor());
4340
4341 let project = Project::test(fs, None, cx).await;
4342 let (workspace, cx) =
4343 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4344 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4345
4346 add_labeled_item(&pane, "A", false, cx);
4347 add_labeled_item(&pane, "B", false, cx);
4348 let item_c = add_labeled_item(&pane, "C", false, cx);
4349 let item_d = add_labeled_item(&pane, "D", false, cx);
4350 add_labeled_item(&pane, "E", false, cx);
4351 add_labeled_item(&pane, "Settings", false, cx);
4352 assert_item_labels(&pane, ["A", "B", "C", "D", "E", "Settings*"], cx);
4353
4354 set_max_tabs(cx, Some(5));
4355 assert_item_labels(&pane, ["B", "C", "D", "E", "Settings*"], cx);
4356
4357 set_max_tabs(cx, Some(4));
4358 assert_item_labels(&pane, ["C", "D", "E", "Settings*"], cx);
4359
4360 pane.update_in(cx, |pane, window, cx| {
4361 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4362 pane.pin_tab_at(ix, window, cx);
4363
4364 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4365 pane.pin_tab_at(ix, window, cx);
4366 });
4367 assert_item_labels(&pane, ["C!", "D!", "E", "Settings*"], cx);
4368
4369 set_max_tabs(cx, Some(2));
4370 assert_item_labels(&pane, ["C!", "D!", "Settings*"], cx);
4371 }
4372
4373 #[gpui::test]
4374 async fn test_allow_pinning_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4375 init_test(cx);
4376 let fs = FakeFs::new(cx.executor());
4377
4378 let project = Project::test(fs, None, cx).await;
4379 let (workspace, cx) =
4380 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4381 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4382
4383 set_max_tabs(cx, Some(1));
4384 let item_a = add_labeled_item(&pane, "A", true, cx);
4385
4386 pane.update_in(cx, |pane, window, cx| {
4387 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4388 pane.pin_tab_at(ix, window, cx);
4389 });
4390 assert_item_labels(&pane, ["A*^!"], cx);
4391 }
4392
4393 #[gpui::test]
4394 async fn test_allow_pinning_non_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4395 init_test(cx);
4396 let fs = FakeFs::new(cx.executor());
4397
4398 let project = Project::test(fs, None, cx).await;
4399 let (workspace, cx) =
4400 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4401 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4402
4403 set_max_tabs(cx, Some(1));
4404 let item_a = add_labeled_item(&pane, "A", false, cx);
4405
4406 pane.update_in(cx, |pane, window, cx| {
4407 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4408 pane.pin_tab_at(ix, window, cx);
4409 });
4410 assert_item_labels(&pane, ["A*!"], cx);
4411 }
4412
4413 #[gpui::test]
4414 async fn test_pin_tabs_incrementally_at_max_capacity(cx: &mut TestAppContext) {
4415 init_test(cx);
4416 let fs = FakeFs::new(cx.executor());
4417
4418 let project = Project::test(fs, None, cx).await;
4419 let (workspace, cx) =
4420 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4421 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4422
4423 set_max_tabs(cx, Some(3));
4424
4425 let item_a = add_labeled_item(&pane, "A", false, cx);
4426 assert_item_labels(&pane, ["A*"], cx);
4427
4428 pane.update_in(cx, |pane, window, cx| {
4429 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4430 pane.pin_tab_at(ix, window, cx);
4431 });
4432 assert_item_labels(&pane, ["A*!"], cx);
4433
4434 let item_b = add_labeled_item(&pane, "B", false, cx);
4435 assert_item_labels(&pane, ["A!", "B*"], cx);
4436
4437 pane.update_in(cx, |pane, window, cx| {
4438 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4439 pane.pin_tab_at(ix, window, cx);
4440 });
4441 assert_item_labels(&pane, ["A!", "B*!"], cx);
4442
4443 let item_c = add_labeled_item(&pane, "C", false, cx);
4444 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4445
4446 pane.update_in(cx, |pane, window, cx| {
4447 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4448 pane.pin_tab_at(ix, window, cx);
4449 });
4450 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4451 }
4452
4453 #[gpui::test]
4454 async fn test_pin_tabs_left_to_right_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4455 init_test(cx);
4456 let fs = FakeFs::new(cx.executor());
4457
4458 let project = Project::test(fs, None, cx).await;
4459 let (workspace, cx) =
4460 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4461 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4462
4463 set_max_tabs(cx, Some(3));
4464
4465 let item_a = add_labeled_item(&pane, "A", false, cx);
4466 assert_item_labels(&pane, ["A*"], cx);
4467
4468 let item_b = add_labeled_item(&pane, "B", false, cx);
4469 assert_item_labels(&pane, ["A", "B*"], cx);
4470
4471 let item_c = add_labeled_item(&pane, "C", false, cx);
4472 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4473
4474 pane.update_in(cx, |pane, window, cx| {
4475 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4476 pane.pin_tab_at(ix, window, cx);
4477 });
4478 assert_item_labels(&pane, ["A!", "B", "C*"], cx);
4479
4480 pane.update_in(cx, |pane, window, cx| {
4481 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4482 pane.pin_tab_at(ix, window, cx);
4483 });
4484 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4485
4486 pane.update_in(cx, |pane, window, cx| {
4487 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4488 pane.pin_tab_at(ix, window, cx);
4489 });
4490 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4491 }
4492
4493 #[gpui::test]
4494 async fn test_pin_tabs_right_to_left_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4495 init_test(cx);
4496 let fs = FakeFs::new(cx.executor());
4497
4498 let project = Project::test(fs, None, cx).await;
4499 let (workspace, cx) =
4500 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4501 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4502
4503 set_max_tabs(cx, Some(3));
4504
4505 let item_a = add_labeled_item(&pane, "A", false, cx);
4506 assert_item_labels(&pane, ["A*"], cx);
4507
4508 let item_b = add_labeled_item(&pane, "B", false, cx);
4509 assert_item_labels(&pane, ["A", "B*"], cx);
4510
4511 let item_c = add_labeled_item(&pane, "C", false, cx);
4512 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4513
4514 pane.update_in(cx, |pane, window, cx| {
4515 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4516 pane.pin_tab_at(ix, window, cx);
4517 });
4518 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4519
4520 pane.update_in(cx, |pane, window, cx| {
4521 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4522 pane.pin_tab_at(ix, window, cx);
4523 });
4524 assert_item_labels(&pane, ["C*!", "B!", "A"], cx);
4525
4526 pane.update_in(cx, |pane, window, cx| {
4527 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4528 pane.pin_tab_at(ix, window, cx);
4529 });
4530 assert_item_labels(&pane, ["C*!", "B!", "A!"], cx);
4531 }
4532
4533 #[gpui::test]
4534 async fn test_pinned_tabs_never_closed_at_max_tabs(cx: &mut TestAppContext) {
4535 init_test(cx);
4536 let fs = FakeFs::new(cx.executor());
4537
4538 let project = Project::test(fs, None, cx).await;
4539 let (workspace, cx) =
4540 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4541 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4542
4543 let item_a = add_labeled_item(&pane, "A", false, cx);
4544 pane.update_in(cx, |pane, window, cx| {
4545 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4546 pane.pin_tab_at(ix, window, cx);
4547 });
4548
4549 let item_b = add_labeled_item(&pane, "B", false, cx);
4550 pane.update_in(cx, |pane, window, cx| {
4551 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4552 pane.pin_tab_at(ix, window, cx);
4553 });
4554
4555 add_labeled_item(&pane, "C", false, cx);
4556 add_labeled_item(&pane, "D", false, cx);
4557 add_labeled_item(&pane, "E", false, cx);
4558 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
4559
4560 set_max_tabs(cx, Some(3));
4561 add_labeled_item(&pane, "F", false, cx);
4562 assert_item_labels(&pane, ["A!", "B!", "F*"], cx);
4563
4564 add_labeled_item(&pane, "G", false, cx);
4565 assert_item_labels(&pane, ["A!", "B!", "G*"], cx);
4566
4567 add_labeled_item(&pane, "H", false, cx);
4568 assert_item_labels(&pane, ["A!", "B!", "H*"], cx);
4569 }
4570
4571 #[gpui::test]
4572 async fn test_always_allows_one_unpinned_item_over_max_tabs_regardless_of_pinned_count(
4573 cx: &mut TestAppContext,
4574 ) {
4575 init_test(cx);
4576 let fs = FakeFs::new(cx.executor());
4577
4578 let project = Project::test(fs, None, cx).await;
4579 let (workspace, cx) =
4580 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4581 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4582
4583 set_max_tabs(cx, Some(3));
4584
4585 let item_a = add_labeled_item(&pane, "A", false, cx);
4586 pane.update_in(cx, |pane, window, cx| {
4587 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4588 pane.pin_tab_at(ix, window, cx);
4589 });
4590
4591 let item_b = add_labeled_item(&pane, "B", false, cx);
4592 pane.update_in(cx, |pane, window, cx| {
4593 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4594 pane.pin_tab_at(ix, window, cx);
4595 });
4596
4597 let item_c = add_labeled_item(&pane, "C", false, cx);
4598 pane.update_in(cx, |pane, window, cx| {
4599 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4600 pane.pin_tab_at(ix, window, cx);
4601 });
4602
4603 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4604
4605 let item_d = add_labeled_item(&pane, "D", false, cx);
4606 assert_item_labels(&pane, ["A!", "B!", "C!", "D*"], cx);
4607
4608 pane.update_in(cx, |pane, window, cx| {
4609 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4610 pane.pin_tab_at(ix, window, cx);
4611 });
4612 assert_item_labels(&pane, ["A!", "B!", "C!", "D*!"], cx);
4613
4614 add_labeled_item(&pane, "E", false, cx);
4615 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "E*"], cx);
4616
4617 add_labeled_item(&pane, "F", false, cx);
4618 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "F*"], cx);
4619 }
4620
4621 #[gpui::test]
4622 async fn test_can_open_one_item_when_all_tabs_are_dirty_at_max(cx: &mut TestAppContext) {
4623 init_test(cx);
4624 let fs = FakeFs::new(cx.executor());
4625
4626 let project = Project::test(fs, None, cx).await;
4627 let (workspace, cx) =
4628 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4629 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4630
4631 set_max_tabs(cx, Some(3));
4632
4633 add_labeled_item(&pane, "A", true, cx);
4634 assert_item_labels(&pane, ["A*^"], cx);
4635
4636 add_labeled_item(&pane, "B", true, cx);
4637 assert_item_labels(&pane, ["A^", "B*^"], cx);
4638
4639 add_labeled_item(&pane, "C", true, cx);
4640 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
4641
4642 add_labeled_item(&pane, "D", false, cx);
4643 assert_item_labels(&pane, ["A^", "B^", "C^", "D*"], cx);
4644
4645 add_labeled_item(&pane, "E", false, cx);
4646 assert_item_labels(&pane, ["A^", "B^", "C^", "E*"], cx);
4647
4648 add_labeled_item(&pane, "F", false, cx);
4649 assert_item_labels(&pane, ["A^", "B^", "C^", "F*"], cx);
4650
4651 add_labeled_item(&pane, "G", true, cx);
4652 assert_item_labels(&pane, ["A^", "B^", "C^", "G*^"], cx);
4653 }
4654
4655 #[gpui::test]
4656 async fn test_toggle_pin_tab(cx: &mut TestAppContext) {
4657 init_test(cx);
4658 let fs = FakeFs::new(cx.executor());
4659
4660 let project = Project::test(fs, None, cx).await;
4661 let (workspace, cx) =
4662 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4663 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4664
4665 set_labeled_items(&pane, ["A", "B*", "C"], cx);
4666 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4667
4668 pane.update_in(cx, |pane, window, cx| {
4669 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4670 });
4671 assert_item_labels(&pane, ["B*!", "A", "C"], cx);
4672
4673 pane.update_in(cx, |pane, window, cx| {
4674 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4675 });
4676 assert_item_labels(&pane, ["B*", "A", "C"], cx);
4677 }
4678
4679 #[gpui::test]
4680 async fn test_unpin_all_tabs(cx: &mut TestAppContext) {
4681 init_test(cx);
4682 let fs = FakeFs::new(cx.executor());
4683
4684 let project = Project::test(fs, None, cx).await;
4685 let (workspace, cx) =
4686 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4687 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4688
4689 // Unpin all, in an empty pane
4690 pane.update_in(cx, |pane, window, cx| {
4691 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4692 });
4693
4694 assert_item_labels(&pane, [], cx);
4695
4696 let item_a = add_labeled_item(&pane, "A", false, cx);
4697 let item_b = add_labeled_item(&pane, "B", false, cx);
4698 let item_c = add_labeled_item(&pane, "C", false, cx);
4699 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4700
4701 // Unpin all, when no tabs are pinned
4702 pane.update_in(cx, |pane, window, cx| {
4703 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4704 });
4705
4706 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4707
4708 // Pin inactive tabs only
4709 pane.update_in(cx, |pane, window, cx| {
4710 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4711 pane.pin_tab_at(ix, window, cx);
4712
4713 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4714 pane.pin_tab_at(ix, window, cx);
4715 });
4716 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4717
4718 pane.update_in(cx, |pane, window, cx| {
4719 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4720 });
4721
4722 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4723
4724 // Pin all tabs
4725 pane.update_in(cx, |pane, window, cx| {
4726 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4727 pane.pin_tab_at(ix, window, cx);
4728
4729 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4730 pane.pin_tab_at(ix, window, cx);
4731
4732 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4733 pane.pin_tab_at(ix, window, cx);
4734 });
4735 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4736
4737 // Activate middle tab
4738 pane.update_in(cx, |pane, window, cx| {
4739 pane.activate_item(1, false, false, window, cx);
4740 });
4741 assert_item_labels(&pane, ["A!", "B*!", "C!"], cx);
4742
4743 pane.update_in(cx, |pane, window, cx| {
4744 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4745 });
4746
4747 // Order has not changed
4748 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4749 }
4750
4751 #[gpui::test]
4752 async fn test_pinning_active_tab_without_position_change_maintains_focus(
4753 cx: &mut TestAppContext,
4754 ) {
4755 init_test(cx);
4756 let fs = FakeFs::new(cx.executor());
4757
4758 let project = Project::test(fs, None, cx).await;
4759 let (workspace, cx) =
4760 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4761 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4762
4763 // Add A
4764 let item_a = add_labeled_item(&pane, "A", false, cx);
4765 assert_item_labels(&pane, ["A*"], cx);
4766
4767 // Add B
4768 add_labeled_item(&pane, "B", false, cx);
4769 assert_item_labels(&pane, ["A", "B*"], cx);
4770
4771 // Activate A again
4772 pane.update_in(cx, |pane, window, cx| {
4773 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4774 pane.activate_item(ix, true, true, window, cx);
4775 });
4776 assert_item_labels(&pane, ["A*", "B"], cx);
4777
4778 // Pin A - remains active
4779 pane.update_in(cx, |pane, window, cx| {
4780 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4781 pane.pin_tab_at(ix, window, cx);
4782 });
4783 assert_item_labels(&pane, ["A*!", "B"], cx);
4784
4785 // Unpin A - remain active
4786 pane.update_in(cx, |pane, window, cx| {
4787 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4788 pane.unpin_tab_at(ix, window, cx);
4789 });
4790 assert_item_labels(&pane, ["A*", "B"], cx);
4791 }
4792
4793 #[gpui::test]
4794 async fn test_pinning_active_tab_with_position_change_maintains_focus(cx: &mut TestAppContext) {
4795 init_test(cx);
4796 let fs = FakeFs::new(cx.executor());
4797
4798 let project = Project::test(fs, None, cx).await;
4799 let (workspace, cx) =
4800 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4801 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4802
4803 // Add A, B, C
4804 add_labeled_item(&pane, "A", false, cx);
4805 add_labeled_item(&pane, "B", false, cx);
4806 let item_c = add_labeled_item(&pane, "C", false, cx);
4807 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4808
4809 // Pin C - moves to pinned area, remains active
4810 pane.update_in(cx, |pane, window, cx| {
4811 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4812 pane.pin_tab_at(ix, window, cx);
4813 });
4814 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4815
4816 // Unpin C - moves after pinned area, remains active
4817 pane.update_in(cx, |pane, window, cx| {
4818 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4819 pane.unpin_tab_at(ix, window, cx);
4820 });
4821 assert_item_labels(&pane, ["C*", "A", "B"], cx);
4822 }
4823
4824 #[gpui::test]
4825 async fn test_pinning_inactive_tab_without_position_change_preserves_existing_focus(
4826 cx: &mut TestAppContext,
4827 ) {
4828 init_test(cx);
4829 let fs = FakeFs::new(cx.executor());
4830
4831 let project = Project::test(fs, None, cx).await;
4832 let (workspace, cx) =
4833 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4834 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4835
4836 // Add A, B
4837 let item_a = add_labeled_item(&pane, "A", false, cx);
4838 add_labeled_item(&pane, "B", false, cx);
4839 assert_item_labels(&pane, ["A", "B*"], cx);
4840
4841 // Pin A - already in pinned area, B remains active
4842 pane.update_in(cx, |pane, window, cx| {
4843 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4844 pane.pin_tab_at(ix, window, cx);
4845 });
4846 assert_item_labels(&pane, ["A!", "B*"], cx);
4847
4848 // Unpin A - stays in place, B remains active
4849 pane.update_in(cx, |pane, window, cx| {
4850 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4851 pane.unpin_tab_at(ix, window, cx);
4852 });
4853 assert_item_labels(&pane, ["A", "B*"], cx);
4854 }
4855
4856 #[gpui::test]
4857 async fn test_pinning_inactive_tab_with_position_change_preserves_existing_focus(
4858 cx: &mut TestAppContext,
4859 ) {
4860 init_test(cx);
4861 let fs = FakeFs::new(cx.executor());
4862
4863 let project = Project::test(fs, None, cx).await;
4864 let (workspace, cx) =
4865 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4866 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4867
4868 // Add A, B, C
4869 add_labeled_item(&pane, "A", false, cx);
4870 let item_b = add_labeled_item(&pane, "B", false, cx);
4871 let item_c = add_labeled_item(&pane, "C", false, cx);
4872 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4873
4874 // Activate B
4875 pane.update_in(cx, |pane, window, cx| {
4876 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4877 pane.activate_item(ix, true, true, window, cx);
4878 });
4879 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4880
4881 // Pin C - moves to pinned area, B remains active
4882 pane.update_in(cx, |pane, window, cx| {
4883 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4884 pane.pin_tab_at(ix, window, cx);
4885 });
4886 assert_item_labels(&pane, ["C!", "A", "B*"], cx);
4887
4888 // Unpin C - moves after pinned area, B remains active
4889 pane.update_in(cx, |pane, window, cx| {
4890 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4891 pane.unpin_tab_at(ix, window, cx);
4892 });
4893 assert_item_labels(&pane, ["C", "A", "B*"], cx);
4894 }
4895
4896 #[gpui::test]
4897 async fn test_drag_unpinned_tab_to_split_creates_pane_with_unpinned_tab(
4898 cx: &mut TestAppContext,
4899 ) {
4900 init_test(cx);
4901 let fs = FakeFs::new(cx.executor());
4902
4903 let project = Project::test(fs, None, cx).await;
4904 let (workspace, cx) =
4905 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4906 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4907
4908 // Add A, B. Pin B. Activate A
4909 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4910 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4911
4912 pane_a.update_in(cx, |pane, window, cx| {
4913 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4914 pane.pin_tab_at(ix, window, cx);
4915
4916 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4917 pane.activate_item(ix, true, true, window, cx);
4918 });
4919
4920 // Drag A to create new split
4921 pane_a.update_in(cx, |pane, window, cx| {
4922 pane.drag_split_direction = Some(SplitDirection::Right);
4923
4924 let dragged_tab = DraggedTab {
4925 pane: pane_a.clone(),
4926 item: item_a.boxed_clone(),
4927 ix: 0,
4928 detail: 0,
4929 is_active: true,
4930 };
4931 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4932 });
4933
4934 // A should be moved to new pane. B should remain pinned, A should not be pinned
4935 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
4936 let panes = workspace.panes();
4937 (panes[0].clone(), panes[1].clone())
4938 });
4939 assert_item_labels(&pane_a, ["B*!"], cx);
4940 assert_item_labels(&pane_b, ["A*"], cx);
4941 }
4942
4943 #[gpui::test]
4944 async fn test_drag_pinned_tab_to_split_creates_pane_with_pinned_tab(cx: &mut TestAppContext) {
4945 init_test(cx);
4946 let fs = FakeFs::new(cx.executor());
4947
4948 let project = Project::test(fs, None, cx).await;
4949 let (workspace, cx) =
4950 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4951 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4952
4953 // Add A, B. Pin both. Activate A
4954 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4955 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4956
4957 pane_a.update_in(cx, |pane, window, cx| {
4958 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4959 pane.pin_tab_at(ix, window, cx);
4960
4961 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4962 pane.pin_tab_at(ix, window, cx);
4963
4964 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4965 pane.activate_item(ix, true, true, window, cx);
4966 });
4967 assert_item_labels(&pane_a, ["A*!", "B!"], cx);
4968
4969 // Drag A to create new split
4970 pane_a.update_in(cx, |pane, window, cx| {
4971 pane.drag_split_direction = Some(SplitDirection::Right);
4972
4973 let dragged_tab = DraggedTab {
4974 pane: pane_a.clone(),
4975 item: item_a.boxed_clone(),
4976 ix: 0,
4977 detail: 0,
4978 is_active: true,
4979 };
4980 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4981 });
4982
4983 // A should be moved to new pane. Both A and B should still be pinned
4984 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
4985 let panes = workspace.panes();
4986 (panes[0].clone(), panes[1].clone())
4987 });
4988 assert_item_labels(&pane_a, ["B*!"], cx);
4989 assert_item_labels(&pane_b, ["A*!"], cx);
4990 }
4991
4992 #[gpui::test]
4993 async fn test_drag_pinned_tab_into_existing_panes_pinned_region(cx: &mut TestAppContext) {
4994 init_test(cx);
4995 let fs = FakeFs::new(cx.executor());
4996
4997 let project = Project::test(fs, None, cx).await;
4998 let (workspace, cx) =
4999 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5000 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5001
5002 // Add A to pane A and pin
5003 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5004 pane_a.update_in(cx, |pane, window, cx| {
5005 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5006 pane.pin_tab_at(ix, window, cx);
5007 });
5008 assert_item_labels(&pane_a, ["A*!"], cx);
5009
5010 // Add B to pane B and pin
5011 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5012 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5013 });
5014 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5015 pane_b.update_in(cx, |pane, window, cx| {
5016 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5017 pane.pin_tab_at(ix, window, cx);
5018 });
5019 assert_item_labels(&pane_b, ["B*!"], cx);
5020
5021 // Move A from pane A to pane B's pinned region
5022 pane_b.update_in(cx, |pane, window, cx| {
5023 let dragged_tab = DraggedTab {
5024 pane: pane_a.clone(),
5025 item: item_a.boxed_clone(),
5026 ix: 0,
5027 detail: 0,
5028 is_active: true,
5029 };
5030 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5031 });
5032
5033 // A should stay pinned
5034 assert_item_labels(&pane_a, [], cx);
5035 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5036 }
5037
5038 #[gpui::test]
5039 async fn test_drag_pinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5040 init_test(cx);
5041 let fs = FakeFs::new(cx.executor());
5042
5043 let project = Project::test(fs, None, cx).await;
5044 let (workspace, cx) =
5045 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5046 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5047
5048 // Add A to pane A and pin
5049 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5050 pane_a.update_in(cx, |pane, window, cx| {
5051 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5052 pane.pin_tab_at(ix, window, cx);
5053 });
5054 assert_item_labels(&pane_a, ["A*!"], cx);
5055
5056 // Create pane B with pinned item B
5057 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5058 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5059 });
5060 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5061 assert_item_labels(&pane_b, ["B*"], cx);
5062
5063 pane_b.update_in(cx, |pane, window, cx| {
5064 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5065 pane.pin_tab_at(ix, window, cx);
5066 });
5067 assert_item_labels(&pane_b, ["B*!"], cx);
5068
5069 // Move A from pane A to pane B's unpinned region
5070 pane_b.update_in(cx, |pane, window, cx| {
5071 let dragged_tab = DraggedTab {
5072 pane: pane_a.clone(),
5073 item: item_a.boxed_clone(),
5074 ix: 0,
5075 detail: 0,
5076 is_active: true,
5077 };
5078 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5079 });
5080
5081 // A should become pinned
5082 assert_item_labels(&pane_a, [], cx);
5083 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5084 }
5085
5086 #[gpui::test]
5087 async fn test_drag_pinned_tab_into_existing_panes_first_position_with_no_pinned_tabs(
5088 cx: &mut TestAppContext,
5089 ) {
5090 init_test(cx);
5091 let fs = FakeFs::new(cx.executor());
5092
5093 let project = Project::test(fs, None, cx).await;
5094 let (workspace, cx) =
5095 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5096 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5097
5098 // Add A to pane A and pin
5099 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5100 pane_a.update_in(cx, |pane, window, cx| {
5101 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5102 pane.pin_tab_at(ix, window, cx);
5103 });
5104 assert_item_labels(&pane_a, ["A*!"], cx);
5105
5106 // Add B to pane B
5107 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5108 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5109 });
5110 add_labeled_item(&pane_b, "B", false, cx);
5111 assert_item_labels(&pane_b, ["B*"], cx);
5112
5113 // Move A from pane A to position 0 in pane B, indicating it should stay pinned
5114 pane_b.update_in(cx, |pane, window, cx| {
5115 let dragged_tab = DraggedTab {
5116 pane: pane_a.clone(),
5117 item: item_a.boxed_clone(),
5118 ix: 0,
5119 detail: 0,
5120 is_active: true,
5121 };
5122 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5123 });
5124
5125 // A should stay pinned
5126 assert_item_labels(&pane_a, [], cx);
5127 assert_item_labels(&pane_b, ["A*!", "B"], cx);
5128 }
5129
5130 #[gpui::test]
5131 async fn test_drag_pinned_tab_into_existing_pane_at_max_capacity_closes_unpinned_tabs(
5132 cx: &mut TestAppContext,
5133 ) {
5134 init_test(cx);
5135 let fs = FakeFs::new(cx.executor());
5136
5137 let project = Project::test(fs, None, cx).await;
5138 let (workspace, cx) =
5139 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5140 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5141 set_max_tabs(cx, Some(2));
5142
5143 // Add A, B to pane A. Pin both
5144 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5145 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5146 pane_a.update_in(cx, |pane, window, cx| {
5147 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5148 pane.pin_tab_at(ix, window, cx);
5149
5150 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5151 pane.pin_tab_at(ix, window, cx);
5152 });
5153 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5154
5155 // Add C, D to pane B. Pin both
5156 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5157 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5158 });
5159 let item_c = add_labeled_item(&pane_b, "C", false, cx);
5160 let item_d = add_labeled_item(&pane_b, "D", false, cx);
5161 pane_b.update_in(cx, |pane, window, cx| {
5162 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5163 pane.pin_tab_at(ix, window, cx);
5164
5165 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
5166 pane.pin_tab_at(ix, window, cx);
5167 });
5168 assert_item_labels(&pane_b, ["C!", "D*!"], cx);
5169
5170 // Add a third unpinned item to pane B (exceeds max tabs), but is allowed,
5171 // as we allow 1 tab over max if the others are pinned or dirty
5172 add_labeled_item(&pane_b, "E", false, cx);
5173 assert_item_labels(&pane_b, ["C!", "D!", "E*"], cx);
5174
5175 // Drag pinned A from pane A to position 0 in pane B
5176 pane_b.update_in(cx, |pane, window, cx| {
5177 let dragged_tab = DraggedTab {
5178 pane: pane_a.clone(),
5179 item: item_a.boxed_clone(),
5180 ix: 0,
5181 detail: 0,
5182 is_active: true,
5183 };
5184 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5185 });
5186
5187 // E (unpinned) should be closed, leaving 3 pinned items
5188 assert_item_labels(&pane_a, ["B*!"], cx);
5189 assert_item_labels(&pane_b, ["A*!", "C!", "D!"], cx);
5190 }
5191
5192 #[gpui::test]
5193 async fn test_drag_last_pinned_tab_to_same_position_stays_pinned(cx: &mut TestAppContext) {
5194 init_test(cx);
5195 let fs = FakeFs::new(cx.executor());
5196
5197 let project = Project::test(fs, None, cx).await;
5198 let (workspace, cx) =
5199 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5200 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5201
5202 // Add A to pane A and pin it
5203 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5204 pane_a.update_in(cx, |pane, window, cx| {
5205 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5206 pane.pin_tab_at(ix, window, cx);
5207 });
5208 assert_item_labels(&pane_a, ["A*!"], cx);
5209
5210 // Drag pinned A to position 1 (directly to the right) in the same pane
5211 pane_a.update_in(cx, |pane, window, cx| {
5212 let dragged_tab = DraggedTab {
5213 pane: pane_a.clone(),
5214 item: item_a.boxed_clone(),
5215 ix: 0,
5216 detail: 0,
5217 is_active: true,
5218 };
5219 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5220 });
5221
5222 // A should still be pinned and active
5223 assert_item_labels(&pane_a, ["A*!"], cx);
5224 }
5225
5226 #[gpui::test]
5227 async fn test_drag_pinned_tab_beyond_last_pinned_tab_in_same_pane_stays_pinned(
5228 cx: &mut TestAppContext,
5229 ) {
5230 init_test(cx);
5231 let fs = FakeFs::new(cx.executor());
5232
5233 let project = Project::test(fs, None, cx).await;
5234 let (workspace, cx) =
5235 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5236 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5237
5238 // Add A, B to pane A and pin both
5239 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5240 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5241 pane_a.update_in(cx, |pane, window, cx| {
5242 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5243 pane.pin_tab_at(ix, window, cx);
5244
5245 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5246 pane.pin_tab_at(ix, window, cx);
5247 });
5248 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5249
5250 // Drag pinned A right of B in the same pane
5251 pane_a.update_in(cx, |pane, window, cx| {
5252 let dragged_tab = DraggedTab {
5253 pane: pane_a.clone(),
5254 item: item_a.boxed_clone(),
5255 ix: 0,
5256 detail: 0,
5257 is_active: true,
5258 };
5259 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5260 });
5261
5262 // A stays pinned
5263 assert_item_labels(&pane_a, ["B!", "A*!"], cx);
5264 }
5265
5266 #[gpui::test]
5267 async fn test_dragging_pinned_tab_onto_unpinned_tab_reduces_unpinned_tab_count(
5268 cx: &mut TestAppContext,
5269 ) {
5270 init_test(cx);
5271 let fs = FakeFs::new(cx.executor());
5272
5273 let project = Project::test(fs, None, cx).await;
5274 let (workspace, cx) =
5275 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5276 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5277
5278 // Add A, B to pane A and pin A
5279 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5280 add_labeled_item(&pane_a, "B", false, cx);
5281 pane_a.update_in(cx, |pane, window, cx| {
5282 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5283 pane.pin_tab_at(ix, window, cx);
5284 });
5285 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5286
5287 // Drag pinned A on top of B in the same pane, which changes tab order to B, A
5288 pane_a.update_in(cx, |pane, window, cx| {
5289 let dragged_tab = DraggedTab {
5290 pane: pane_a.clone(),
5291 item: item_a.boxed_clone(),
5292 ix: 0,
5293 detail: 0,
5294 is_active: true,
5295 };
5296 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5297 });
5298
5299 // Neither are pinned
5300 assert_item_labels(&pane_a, ["B", "A*"], cx);
5301 }
5302
5303 #[gpui::test]
5304 async fn test_drag_pinned_tab_beyond_unpinned_tab_in_same_pane_becomes_unpinned(
5305 cx: &mut TestAppContext,
5306 ) {
5307 init_test(cx);
5308 let fs = FakeFs::new(cx.executor());
5309
5310 let project = Project::test(fs, None, cx).await;
5311 let (workspace, cx) =
5312 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5313 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5314
5315 // Add A, B to pane A and pin A
5316 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5317 add_labeled_item(&pane_a, "B", false, cx);
5318 pane_a.update_in(cx, |pane, window, cx| {
5319 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5320 pane.pin_tab_at(ix, window, cx);
5321 });
5322 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5323
5324 // Drag pinned A right of B in the same pane
5325 pane_a.update_in(cx, |pane, window, cx| {
5326 let dragged_tab = DraggedTab {
5327 pane: pane_a.clone(),
5328 item: item_a.boxed_clone(),
5329 ix: 0,
5330 detail: 0,
5331 is_active: true,
5332 };
5333 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5334 });
5335
5336 // A becomes unpinned
5337 assert_item_labels(&pane_a, ["B", "A*"], cx);
5338 }
5339
5340 #[gpui::test]
5341 async fn test_drag_unpinned_tab_in_front_of_pinned_tab_in_same_pane_becomes_pinned(
5342 cx: &mut TestAppContext,
5343 ) {
5344 init_test(cx);
5345 let fs = FakeFs::new(cx.executor());
5346
5347 let project = Project::test(fs, None, cx).await;
5348 let (workspace, cx) =
5349 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5350 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5351
5352 // Add A, B to pane A and pin A
5353 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5354 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5355 pane_a.update_in(cx, |pane, window, cx| {
5356 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5357 pane.pin_tab_at(ix, window, cx);
5358 });
5359 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5360
5361 // Drag pinned B left of A in the same pane
5362 pane_a.update_in(cx, |pane, window, cx| {
5363 let dragged_tab = DraggedTab {
5364 pane: pane_a.clone(),
5365 item: item_b.boxed_clone(),
5366 ix: 1,
5367 detail: 0,
5368 is_active: true,
5369 };
5370 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5371 });
5372
5373 // A becomes unpinned
5374 assert_item_labels(&pane_a, ["B*!", "A!"], cx);
5375 }
5376
5377 #[gpui::test]
5378 async fn test_drag_unpinned_tab_to_the_pinned_region_stays_pinned(cx: &mut TestAppContext) {
5379 init_test(cx);
5380 let fs = FakeFs::new(cx.executor());
5381
5382 let project = Project::test(fs, None, cx).await;
5383 let (workspace, cx) =
5384 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5385 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5386
5387 // Add A, B, C to pane A and pin A
5388 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5389 add_labeled_item(&pane_a, "B", false, cx);
5390 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5391 pane_a.update_in(cx, |pane, window, cx| {
5392 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5393 pane.pin_tab_at(ix, window, cx);
5394 });
5395 assert_item_labels(&pane_a, ["A!", "B", "C*"], cx);
5396
5397 // Drag pinned C left of B in the same pane
5398 pane_a.update_in(cx, |pane, window, cx| {
5399 let dragged_tab = DraggedTab {
5400 pane: pane_a.clone(),
5401 item: item_c.boxed_clone(),
5402 ix: 2,
5403 detail: 0,
5404 is_active: true,
5405 };
5406 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5407 });
5408
5409 // A stays pinned, B and C remain unpinned
5410 assert_item_labels(&pane_a, ["A!", "C*", "B"], cx);
5411 }
5412
5413 #[gpui::test]
5414 async fn test_drag_unpinned_tab_into_existing_panes_pinned_region(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 unpinned item A to pane A
5424 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5425 assert_item_labels(&pane_a, ["A*"], cx);
5426
5427 // Create pane B with pinned item B
5428 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5429 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5430 });
5431 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5432 pane_b.update_in(cx, |pane, window, cx| {
5433 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5434 pane.pin_tab_at(ix, window, cx);
5435 });
5436 assert_item_labels(&pane_b, ["B*!"], cx);
5437
5438 // Move A from pane A to pane B's pinned region
5439 pane_b.update_in(cx, |pane, window, cx| {
5440 let dragged_tab = DraggedTab {
5441 pane: pane_a.clone(),
5442 item: item_a.boxed_clone(),
5443 ix: 0,
5444 detail: 0,
5445 is_active: true,
5446 };
5447 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5448 });
5449
5450 // A should become pinned since it was dropped in the pinned region
5451 assert_item_labels(&pane_a, [], cx);
5452 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5453 }
5454
5455 #[gpui::test]
5456 async fn test_drag_unpinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5457 init_test(cx);
5458 let fs = FakeFs::new(cx.executor());
5459
5460 let project = Project::test(fs, None, cx).await;
5461 let (workspace, cx) =
5462 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5463 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5464
5465 // Add unpinned item A to pane A
5466 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5467 assert_item_labels(&pane_a, ["A*"], cx);
5468
5469 // Create pane B with one pinned item B
5470 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5471 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5472 });
5473 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5474 pane_b.update_in(cx, |pane, window, cx| {
5475 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5476 pane.pin_tab_at(ix, window, cx);
5477 });
5478 assert_item_labels(&pane_b, ["B*!"], cx);
5479
5480 // Move A from pane A to pane B's unpinned region
5481 pane_b.update_in(cx, |pane, window, cx| {
5482 let dragged_tab = DraggedTab {
5483 pane: pane_a.clone(),
5484 item: item_a.boxed_clone(),
5485 ix: 0,
5486 detail: 0,
5487 is_active: true,
5488 };
5489 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5490 });
5491
5492 // A should remain unpinned since it was dropped outside the pinned region
5493 assert_item_labels(&pane_a, [], cx);
5494 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5495 }
5496
5497 #[gpui::test]
5498 async fn test_drag_pinned_tab_throughout_entire_range_of_pinned_tabs_both_directions(
5499 cx: &mut TestAppContext,
5500 ) {
5501 init_test(cx);
5502 let fs = FakeFs::new(cx.executor());
5503
5504 let project = Project::test(fs, None, cx).await;
5505 let (workspace, cx) =
5506 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5507 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5508
5509 // Add A, B, C and pin all
5510 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5511 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5512 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5513 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5514
5515 pane_a.update_in(cx, |pane, window, cx| {
5516 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5517 pane.pin_tab_at(ix, window, cx);
5518
5519 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5520 pane.pin_tab_at(ix, window, cx);
5521
5522 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5523 pane.pin_tab_at(ix, window, cx);
5524 });
5525 assert_item_labels(&pane_a, ["A!", "B!", "C*!"], cx);
5526
5527 // Move A to right of B
5528 pane_a.update_in(cx, |pane, window, cx| {
5529 let dragged_tab = DraggedTab {
5530 pane: pane_a.clone(),
5531 item: item_a.boxed_clone(),
5532 ix: 0,
5533 detail: 0,
5534 is_active: true,
5535 };
5536 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5537 });
5538
5539 // A should be after B and all are pinned
5540 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5541
5542 // Move A to right of C
5543 pane_a.update_in(cx, |pane, window, cx| {
5544 let dragged_tab = DraggedTab {
5545 pane: pane_a.clone(),
5546 item: item_a.boxed_clone(),
5547 ix: 1,
5548 detail: 0,
5549 is_active: true,
5550 };
5551 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5552 });
5553
5554 // A should be after C and all are pinned
5555 assert_item_labels(&pane_a, ["B!", "C!", "A*!"], cx);
5556
5557 // Move A to left of C
5558 pane_a.update_in(cx, |pane, window, cx| {
5559 let dragged_tab = DraggedTab {
5560 pane: pane_a.clone(),
5561 item: item_a.boxed_clone(),
5562 ix: 2,
5563 detail: 0,
5564 is_active: true,
5565 };
5566 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5567 });
5568
5569 // A should be before C and all are pinned
5570 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5571
5572 // Move A to left of B
5573 pane_a.update_in(cx, |pane, window, cx| {
5574 let dragged_tab = DraggedTab {
5575 pane: pane_a.clone(),
5576 item: item_a.boxed_clone(),
5577 ix: 1,
5578 detail: 0,
5579 is_active: true,
5580 };
5581 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5582 });
5583
5584 // A should be before B and all are pinned
5585 assert_item_labels(&pane_a, ["A*!", "B!", "C!"], cx);
5586 }
5587
5588 #[gpui::test]
5589 async fn test_drag_first_tab_to_last_position(cx: &mut TestAppContext) {
5590 init_test(cx);
5591 let fs = FakeFs::new(cx.executor());
5592
5593 let project = Project::test(fs, None, cx).await;
5594 let (workspace, cx) =
5595 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5596 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5597
5598 // Add A, B, C
5599 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5600 add_labeled_item(&pane_a, "B", false, cx);
5601 add_labeled_item(&pane_a, "C", false, cx);
5602 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5603
5604 // Move A to the end
5605 pane_a.update_in(cx, |pane, window, cx| {
5606 let dragged_tab = DraggedTab {
5607 pane: pane_a.clone(),
5608 item: item_a.boxed_clone(),
5609 ix: 0,
5610 detail: 0,
5611 is_active: true,
5612 };
5613 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5614 });
5615
5616 // A should be at the end
5617 assert_item_labels(&pane_a, ["B", "C", "A*"], cx);
5618 }
5619
5620 #[gpui::test]
5621 async fn test_drag_last_tab_to_first_position(cx: &mut TestAppContext) {
5622 init_test(cx);
5623 let fs = FakeFs::new(cx.executor());
5624
5625 let project = Project::test(fs, None, cx).await;
5626 let (workspace, cx) =
5627 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5628 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5629
5630 // Add A, B, C
5631 add_labeled_item(&pane_a, "A", false, cx);
5632 add_labeled_item(&pane_a, "B", false, cx);
5633 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5634 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5635
5636 // Move C to the beginning
5637 pane_a.update_in(cx, |pane, window, cx| {
5638 let dragged_tab = DraggedTab {
5639 pane: pane_a.clone(),
5640 item: item_c.boxed_clone(),
5641 ix: 2,
5642 detail: 0,
5643 is_active: true,
5644 };
5645 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5646 });
5647
5648 // C should be at the beginning
5649 assert_item_labels(&pane_a, ["C*", "A", "B"], cx);
5650 }
5651
5652 #[gpui::test]
5653 async fn test_add_item_with_new_item(cx: &mut TestAppContext) {
5654 init_test(cx);
5655 let fs = FakeFs::new(cx.executor());
5656
5657 let project = Project::test(fs, None, cx).await;
5658 let (workspace, cx) =
5659 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5660 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5661
5662 // 1. Add with a destination index
5663 // a. Add before the active item
5664 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5665 pane.update_in(cx, |pane, window, cx| {
5666 pane.add_item(
5667 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5668 false,
5669 false,
5670 Some(0),
5671 window,
5672 cx,
5673 );
5674 });
5675 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5676
5677 // b. Add after the active item
5678 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5679 pane.update_in(cx, |pane, window, cx| {
5680 pane.add_item(
5681 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5682 false,
5683 false,
5684 Some(2),
5685 window,
5686 cx,
5687 );
5688 });
5689 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5690
5691 // c. Add at the end of the item list (including off the length)
5692 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5693 pane.update_in(cx, |pane, window, cx| {
5694 pane.add_item(
5695 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5696 false,
5697 false,
5698 Some(5),
5699 window,
5700 cx,
5701 );
5702 });
5703 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5704
5705 // 2. Add without a destination index
5706 // a. Add with active item at the start of the item list
5707 set_labeled_items(&pane, ["A*", "B", "C"], cx);
5708 pane.update_in(cx, |pane, window, cx| {
5709 pane.add_item(
5710 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5711 false,
5712 false,
5713 None,
5714 window,
5715 cx,
5716 );
5717 });
5718 set_labeled_items(&pane, ["A", "D*", "B", "C"], cx);
5719
5720 // b. Add with active item at the end of the item list
5721 set_labeled_items(&pane, ["A", "B", "C*"], cx);
5722 pane.update_in(cx, |pane, window, cx| {
5723 pane.add_item(
5724 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5725 false,
5726 false,
5727 None,
5728 window,
5729 cx,
5730 );
5731 });
5732 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5733 }
5734
5735 #[gpui::test]
5736 async fn test_add_item_with_existing_item(cx: &mut TestAppContext) {
5737 init_test(cx);
5738 let fs = FakeFs::new(cx.executor());
5739
5740 let project = Project::test(fs, None, cx).await;
5741 let (workspace, cx) =
5742 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5743 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5744
5745 // 1. Add with a destination index
5746 // 1a. Add before the active item
5747 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5748 pane.update_in(cx, |pane, window, cx| {
5749 pane.add_item(d, false, false, Some(0), window, cx);
5750 });
5751 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5752
5753 // 1b. Add after the active item
5754 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5755 pane.update_in(cx, |pane, window, cx| {
5756 pane.add_item(d, false, false, Some(2), window, cx);
5757 });
5758 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5759
5760 // 1c. Add at the end of the item list (including off the length)
5761 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5762 pane.update_in(cx, |pane, window, cx| {
5763 pane.add_item(a, false, false, Some(5), window, cx);
5764 });
5765 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5766
5767 // 1d. Add same item to active index
5768 let [_, b, _] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5769 pane.update_in(cx, |pane, window, cx| {
5770 pane.add_item(b, false, false, Some(1), window, cx);
5771 });
5772 assert_item_labels(&pane, ["A", "B*", "C"], cx);
5773
5774 // 1e. Add item to index after same item in last position
5775 let [_, _, c] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5776 pane.update_in(cx, |pane, window, cx| {
5777 pane.add_item(c, false, false, Some(2), window, cx);
5778 });
5779 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5780
5781 // 2. Add without a destination index
5782 // 2a. Add with active item at the start of the item list
5783 let [_, _, _, d] = set_labeled_items(&pane, ["A*", "B", "C", "D"], cx);
5784 pane.update_in(cx, |pane, window, cx| {
5785 pane.add_item(d, false, false, None, window, cx);
5786 });
5787 assert_item_labels(&pane, ["A", "D*", "B", "C"], cx);
5788
5789 // 2b. Add with active item at the end of the item list
5790 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B", "C", "D*"], cx);
5791 pane.update_in(cx, |pane, window, cx| {
5792 pane.add_item(a, false, false, None, window, cx);
5793 });
5794 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5795
5796 // 2c. Add active item to active item at end of list
5797 let [_, _, c] = set_labeled_items(&pane, ["A", "B", "C*"], cx);
5798 pane.update_in(cx, |pane, window, cx| {
5799 pane.add_item(c, false, false, None, window, cx);
5800 });
5801 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5802
5803 // 2d. Add active item to active item at start of list
5804 let [a, _, _] = set_labeled_items(&pane, ["A*", "B", "C"], cx);
5805 pane.update_in(cx, |pane, window, cx| {
5806 pane.add_item(a, false, false, None, window, cx);
5807 });
5808 assert_item_labels(&pane, ["A*", "B", "C"], cx);
5809 }
5810
5811 #[gpui::test]
5812 async fn test_add_item_with_same_project_entries(cx: &mut TestAppContext) {
5813 init_test(cx);
5814 let fs = FakeFs::new(cx.executor());
5815
5816 let project = Project::test(fs, None, cx).await;
5817 let (workspace, cx) =
5818 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5819 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5820
5821 // singleton view
5822 pane.update_in(cx, |pane, window, cx| {
5823 pane.add_item(
5824 Box::new(cx.new(|cx| {
5825 TestItem::new(cx)
5826 .with_buffer_kind(ItemBufferKind::Singleton)
5827 .with_label("buffer 1")
5828 .with_project_items(&[TestProjectItem::new(1, "one.txt", cx)])
5829 })),
5830 false,
5831 false,
5832 None,
5833 window,
5834 cx,
5835 );
5836 });
5837 assert_item_labels(&pane, ["buffer 1*"], cx);
5838
5839 // new singleton view with the same project entry
5840 pane.update_in(cx, |pane, window, cx| {
5841 pane.add_item(
5842 Box::new(cx.new(|cx| {
5843 TestItem::new(cx)
5844 .with_buffer_kind(ItemBufferKind::Singleton)
5845 .with_label("buffer 1")
5846 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5847 })),
5848 false,
5849 false,
5850 None,
5851 window,
5852 cx,
5853 );
5854 });
5855 assert_item_labels(&pane, ["buffer 1*"], cx);
5856
5857 // new singleton view with different project entry
5858 pane.update_in(cx, |pane, window, cx| {
5859 pane.add_item(
5860 Box::new(cx.new(|cx| {
5861 TestItem::new(cx)
5862 .with_buffer_kind(ItemBufferKind::Singleton)
5863 .with_label("buffer 2")
5864 .with_project_items(&[TestProjectItem::new(2, "2.txt", cx)])
5865 })),
5866 false,
5867 false,
5868 None,
5869 window,
5870 cx,
5871 );
5872 });
5873 assert_item_labels(&pane, ["buffer 1", "buffer 2*"], cx);
5874
5875 // new multibuffer view with the same project entry
5876 pane.update_in(cx, |pane, window, cx| {
5877 pane.add_item(
5878 Box::new(cx.new(|cx| {
5879 TestItem::new(cx)
5880 .with_buffer_kind(ItemBufferKind::Multibuffer)
5881 .with_label("multibuffer 1")
5882 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5883 })),
5884 false,
5885 false,
5886 None,
5887 window,
5888 cx,
5889 );
5890 });
5891 assert_item_labels(&pane, ["buffer 1", "buffer 2", "multibuffer 1*"], cx);
5892
5893 // another multibuffer view with the same project entry
5894 pane.update_in(cx, |pane, window, cx| {
5895 pane.add_item(
5896 Box::new(cx.new(|cx| {
5897 TestItem::new(cx)
5898 .with_buffer_kind(ItemBufferKind::Multibuffer)
5899 .with_label("multibuffer 1b")
5900 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5901 })),
5902 false,
5903 false,
5904 None,
5905 window,
5906 cx,
5907 );
5908 });
5909 assert_item_labels(
5910 &pane,
5911 ["buffer 1", "buffer 2", "multibuffer 1", "multibuffer 1b*"],
5912 cx,
5913 );
5914 }
5915
5916 #[gpui::test]
5917 async fn test_remove_item_ordering_history(cx: &mut TestAppContext) {
5918 init_test(cx);
5919 let fs = FakeFs::new(cx.executor());
5920
5921 let project = Project::test(fs, None, cx).await;
5922 let (workspace, cx) =
5923 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5924 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5925
5926 add_labeled_item(&pane, "A", false, cx);
5927 add_labeled_item(&pane, "B", false, cx);
5928 add_labeled_item(&pane, "C", false, cx);
5929 add_labeled_item(&pane, "D", false, cx);
5930 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5931
5932 pane.update_in(cx, |pane, window, cx| {
5933 pane.activate_item(1, false, false, window, cx)
5934 });
5935 add_labeled_item(&pane, "1", false, cx);
5936 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
5937
5938 pane.update_in(cx, |pane, window, cx| {
5939 pane.close_active_item(
5940 &CloseActiveItem {
5941 save_intent: None,
5942 close_pinned: false,
5943 },
5944 window,
5945 cx,
5946 )
5947 })
5948 .await
5949 .unwrap();
5950 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
5951
5952 pane.update_in(cx, |pane, window, cx| {
5953 pane.activate_item(3, false, false, window, cx)
5954 });
5955 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5956
5957 pane.update_in(cx, |pane, window, cx| {
5958 pane.close_active_item(
5959 &CloseActiveItem {
5960 save_intent: None,
5961 close_pinned: false,
5962 },
5963 window,
5964 cx,
5965 )
5966 })
5967 .await
5968 .unwrap();
5969 assert_item_labels(&pane, ["A", "B*", "C"], cx);
5970
5971 pane.update_in(cx, |pane, window, cx| {
5972 pane.close_active_item(
5973 &CloseActiveItem {
5974 save_intent: None,
5975 close_pinned: false,
5976 },
5977 window,
5978 cx,
5979 )
5980 })
5981 .await
5982 .unwrap();
5983 assert_item_labels(&pane, ["A", "C*"], cx);
5984
5985 pane.update_in(cx, |pane, window, cx| {
5986 pane.close_active_item(
5987 &CloseActiveItem {
5988 save_intent: None,
5989 close_pinned: false,
5990 },
5991 window,
5992 cx,
5993 )
5994 })
5995 .await
5996 .unwrap();
5997 assert_item_labels(&pane, ["A*"], cx);
5998 }
5999
6000 #[gpui::test]
6001 async fn test_remove_item_ordering_neighbour(cx: &mut TestAppContext) {
6002 init_test(cx);
6003 cx.update_global::<SettingsStore, ()>(|s, cx| {
6004 s.update_user_settings(cx, |s| {
6005 s.tabs.get_or_insert_default().activate_on_close = Some(ActivateOnClose::Neighbour);
6006 });
6007 });
6008 let fs = FakeFs::new(cx.executor());
6009
6010 let project = Project::test(fs, None, cx).await;
6011 let (workspace, cx) =
6012 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6013 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6014
6015 add_labeled_item(&pane, "A", false, cx);
6016 add_labeled_item(&pane, "B", false, cx);
6017 add_labeled_item(&pane, "C", false, cx);
6018 add_labeled_item(&pane, "D", false, cx);
6019 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6020
6021 pane.update_in(cx, |pane, window, cx| {
6022 pane.activate_item(1, false, false, window, cx)
6023 });
6024 add_labeled_item(&pane, "1", false, cx);
6025 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6026
6027 pane.update_in(cx, |pane, window, cx| {
6028 pane.close_active_item(
6029 &CloseActiveItem {
6030 save_intent: None,
6031 close_pinned: false,
6032 },
6033 window,
6034 cx,
6035 )
6036 })
6037 .await
6038 .unwrap();
6039 assert_item_labels(&pane, ["A", "B", "C*", "D"], cx);
6040
6041 pane.update_in(cx, |pane, window, cx| {
6042 pane.activate_item(3, false, false, window, cx)
6043 });
6044 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6045
6046 pane.update_in(cx, |pane, window, cx| {
6047 pane.close_active_item(
6048 &CloseActiveItem {
6049 save_intent: None,
6050 close_pinned: false,
6051 },
6052 window,
6053 cx,
6054 )
6055 })
6056 .await
6057 .unwrap();
6058 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6059
6060 pane.update_in(cx, |pane, window, cx| {
6061 pane.close_active_item(
6062 &CloseActiveItem {
6063 save_intent: None,
6064 close_pinned: false,
6065 },
6066 window,
6067 cx,
6068 )
6069 })
6070 .await
6071 .unwrap();
6072 assert_item_labels(&pane, ["A", "B*"], cx);
6073
6074 pane.update_in(cx, |pane, window, cx| {
6075 pane.close_active_item(
6076 &CloseActiveItem {
6077 save_intent: None,
6078 close_pinned: false,
6079 },
6080 window,
6081 cx,
6082 )
6083 })
6084 .await
6085 .unwrap();
6086 assert_item_labels(&pane, ["A*"], cx);
6087 }
6088
6089 #[gpui::test]
6090 async fn test_remove_item_ordering_left_neighbour(cx: &mut TestAppContext) {
6091 init_test(cx);
6092 cx.update_global::<SettingsStore, ()>(|s, cx| {
6093 s.update_user_settings(cx, |s| {
6094 s.tabs.get_or_insert_default().activate_on_close =
6095 Some(ActivateOnClose::LeftNeighbour);
6096 });
6097 });
6098 let fs = FakeFs::new(cx.executor());
6099
6100 let project = Project::test(fs, None, cx).await;
6101 let (workspace, cx) =
6102 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6103 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6104
6105 add_labeled_item(&pane, "A", false, cx);
6106 add_labeled_item(&pane, "B", false, cx);
6107 add_labeled_item(&pane, "C", false, cx);
6108 add_labeled_item(&pane, "D", false, cx);
6109 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6110
6111 pane.update_in(cx, |pane, window, cx| {
6112 pane.activate_item(1, false, false, window, cx)
6113 });
6114 add_labeled_item(&pane, "1", false, cx);
6115 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6116
6117 pane.update_in(cx, |pane, window, cx| {
6118 pane.close_active_item(
6119 &CloseActiveItem {
6120 save_intent: None,
6121 close_pinned: false,
6122 },
6123 window,
6124 cx,
6125 )
6126 })
6127 .await
6128 .unwrap();
6129 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
6130
6131 pane.update_in(cx, |pane, window, cx| {
6132 pane.activate_item(3, false, false, window, cx)
6133 });
6134 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6135
6136 pane.update_in(cx, |pane, window, cx| {
6137 pane.close_active_item(
6138 &CloseActiveItem {
6139 save_intent: None,
6140 close_pinned: false,
6141 },
6142 window,
6143 cx,
6144 )
6145 })
6146 .await
6147 .unwrap();
6148 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6149
6150 pane.update_in(cx, |pane, window, cx| {
6151 pane.activate_item(0, false, false, window, cx)
6152 });
6153 assert_item_labels(&pane, ["A*", "B", "C"], cx);
6154
6155 pane.update_in(cx, |pane, window, cx| {
6156 pane.close_active_item(
6157 &CloseActiveItem {
6158 save_intent: None,
6159 close_pinned: false,
6160 },
6161 window,
6162 cx,
6163 )
6164 })
6165 .await
6166 .unwrap();
6167 assert_item_labels(&pane, ["B*", "C"], cx);
6168
6169 pane.update_in(cx, |pane, window, cx| {
6170 pane.close_active_item(
6171 &CloseActiveItem {
6172 save_intent: None,
6173 close_pinned: false,
6174 },
6175 window,
6176 cx,
6177 )
6178 })
6179 .await
6180 .unwrap();
6181 assert_item_labels(&pane, ["C*"], cx);
6182 }
6183
6184 #[gpui::test]
6185 async fn test_close_inactive_items(cx: &mut TestAppContext) {
6186 init_test(cx);
6187 let fs = FakeFs::new(cx.executor());
6188
6189 let project = Project::test(fs, None, cx).await;
6190 let (workspace, cx) =
6191 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6192 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6193
6194 let item_a = add_labeled_item(&pane, "A", false, cx);
6195 pane.update_in(cx, |pane, window, cx| {
6196 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6197 pane.pin_tab_at(ix, window, cx);
6198 });
6199 assert_item_labels(&pane, ["A*!"], cx);
6200
6201 let item_b = add_labeled_item(&pane, "B", false, cx);
6202 pane.update_in(cx, |pane, window, cx| {
6203 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
6204 pane.pin_tab_at(ix, window, cx);
6205 });
6206 assert_item_labels(&pane, ["A!", "B*!"], cx);
6207
6208 add_labeled_item(&pane, "C", false, cx);
6209 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
6210
6211 add_labeled_item(&pane, "D", false, cx);
6212 add_labeled_item(&pane, "E", false, cx);
6213 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
6214
6215 pane.update_in(cx, |pane, window, cx| {
6216 pane.close_other_items(
6217 &CloseOtherItems {
6218 save_intent: None,
6219 close_pinned: false,
6220 },
6221 None,
6222 window,
6223 cx,
6224 )
6225 })
6226 .await
6227 .unwrap();
6228 assert_item_labels(&pane, ["A!", "B!", "E*"], cx);
6229 }
6230
6231 #[gpui::test]
6232 async fn test_running_close_inactive_items_via_an_inactive_item(cx: &mut TestAppContext) {
6233 init_test(cx);
6234 let fs = FakeFs::new(cx.executor());
6235
6236 let project = Project::test(fs, None, cx).await;
6237 let (workspace, cx) =
6238 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6239 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6240
6241 add_labeled_item(&pane, "A", false, cx);
6242 assert_item_labels(&pane, ["A*"], cx);
6243
6244 let item_b = add_labeled_item(&pane, "B", false, cx);
6245 assert_item_labels(&pane, ["A", "B*"], cx);
6246
6247 add_labeled_item(&pane, "C", false, cx);
6248 add_labeled_item(&pane, "D", false, cx);
6249 add_labeled_item(&pane, "E", false, cx);
6250 assert_item_labels(&pane, ["A", "B", "C", "D", "E*"], cx);
6251
6252 pane.update_in(cx, |pane, window, cx| {
6253 pane.close_other_items(
6254 &CloseOtherItems {
6255 save_intent: None,
6256 close_pinned: false,
6257 },
6258 Some(item_b.item_id()),
6259 window,
6260 cx,
6261 )
6262 })
6263 .await
6264 .unwrap();
6265 assert_item_labels(&pane, ["B*"], cx);
6266 }
6267
6268 #[gpui::test]
6269 async fn test_close_clean_items(cx: &mut TestAppContext) {
6270 init_test(cx);
6271 let fs = FakeFs::new(cx.executor());
6272
6273 let project = Project::test(fs, None, cx).await;
6274 let (workspace, cx) =
6275 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6276 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6277
6278 add_labeled_item(&pane, "A", true, cx);
6279 add_labeled_item(&pane, "B", false, cx);
6280 add_labeled_item(&pane, "C", true, cx);
6281 add_labeled_item(&pane, "D", false, cx);
6282 add_labeled_item(&pane, "E", false, cx);
6283 assert_item_labels(&pane, ["A^", "B", "C^", "D", "E*"], cx);
6284
6285 pane.update_in(cx, |pane, window, cx| {
6286 pane.close_clean_items(
6287 &CloseCleanItems {
6288 close_pinned: false,
6289 },
6290 window,
6291 cx,
6292 )
6293 })
6294 .await
6295 .unwrap();
6296 assert_item_labels(&pane, ["A^", "C*^"], cx);
6297 }
6298
6299 #[gpui::test]
6300 async fn test_close_items_to_the_left(cx: &mut TestAppContext) {
6301 init_test(cx);
6302 let fs = FakeFs::new(cx.executor());
6303
6304 let project = Project::test(fs, None, cx).await;
6305 let (workspace, cx) =
6306 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6307 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6308
6309 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6310
6311 pane.update_in(cx, |pane, window, cx| {
6312 pane.close_items_to_the_left_by_id(
6313 None,
6314 &CloseItemsToTheLeft {
6315 close_pinned: false,
6316 },
6317 window,
6318 cx,
6319 )
6320 })
6321 .await
6322 .unwrap();
6323 assert_item_labels(&pane, ["C*", "D", "E"], cx);
6324 }
6325
6326 #[gpui::test]
6327 async fn test_close_items_to_the_right(cx: &mut TestAppContext) {
6328 init_test(cx);
6329 let fs = FakeFs::new(cx.executor());
6330
6331 let project = Project::test(fs, None, cx).await;
6332 let (workspace, cx) =
6333 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6334 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6335
6336 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6337
6338 pane.update_in(cx, |pane, window, cx| {
6339 pane.close_items_to_the_right_by_id(
6340 None,
6341 &CloseItemsToTheRight {
6342 close_pinned: false,
6343 },
6344 window,
6345 cx,
6346 )
6347 })
6348 .await
6349 .unwrap();
6350 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6351 }
6352
6353 #[gpui::test]
6354 async fn test_close_all_items(cx: &mut TestAppContext) {
6355 init_test(cx);
6356 let fs = FakeFs::new(cx.executor());
6357
6358 let project = Project::test(fs, None, cx).await;
6359 let (workspace, cx) =
6360 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6361 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6362
6363 let item_a = add_labeled_item(&pane, "A", false, cx);
6364 add_labeled_item(&pane, "B", false, cx);
6365 add_labeled_item(&pane, "C", false, cx);
6366 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6367
6368 pane.update_in(cx, |pane, window, cx| {
6369 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6370 pane.pin_tab_at(ix, window, cx);
6371 pane.close_all_items(
6372 &CloseAllItems {
6373 save_intent: None,
6374 close_pinned: false,
6375 },
6376 window,
6377 cx,
6378 )
6379 })
6380 .await
6381 .unwrap();
6382 assert_item_labels(&pane, ["A*!"], cx);
6383
6384 pane.update_in(cx, |pane, window, cx| {
6385 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6386 pane.unpin_tab_at(ix, window, cx);
6387 pane.close_all_items(
6388 &CloseAllItems {
6389 save_intent: None,
6390 close_pinned: false,
6391 },
6392 window,
6393 cx,
6394 )
6395 })
6396 .await
6397 .unwrap();
6398
6399 assert_item_labels(&pane, [], cx);
6400
6401 add_labeled_item(&pane, "A", true, cx).update(cx, |item, cx| {
6402 item.project_items
6403 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6404 });
6405 add_labeled_item(&pane, "B", true, cx).update(cx, |item, cx| {
6406 item.project_items
6407 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6408 });
6409 add_labeled_item(&pane, "C", true, cx).update(cx, |item, cx| {
6410 item.project_items
6411 .push(TestProjectItem::new_dirty(3, "C.txt", cx))
6412 });
6413 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6414
6415 let save = pane.update_in(cx, |pane, window, cx| {
6416 pane.close_all_items(
6417 &CloseAllItems {
6418 save_intent: None,
6419 close_pinned: false,
6420 },
6421 window,
6422 cx,
6423 )
6424 });
6425
6426 cx.executor().run_until_parked();
6427 cx.simulate_prompt_answer("Save all");
6428 save.await.unwrap();
6429 assert_item_labels(&pane, [], cx);
6430
6431 add_labeled_item(&pane, "A", true, cx);
6432 add_labeled_item(&pane, "B", true, cx);
6433 add_labeled_item(&pane, "C", true, cx);
6434 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6435 let save = pane.update_in(cx, |pane, window, cx| {
6436 pane.close_all_items(
6437 &CloseAllItems {
6438 save_intent: None,
6439 close_pinned: false,
6440 },
6441 window,
6442 cx,
6443 )
6444 });
6445
6446 cx.executor().run_until_parked();
6447 cx.simulate_prompt_answer("Discard all");
6448 save.await.unwrap();
6449 assert_item_labels(&pane, [], cx);
6450 }
6451
6452 #[gpui::test]
6453 async fn test_close_multibuffer_items(cx: &mut TestAppContext) {
6454 init_test(cx);
6455 let fs = FakeFs::new(cx.executor());
6456
6457 let project = Project::test(fs, None, cx).await;
6458 let (workspace, cx) =
6459 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6460 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6461
6462 let add_labeled_item = |pane: &Entity<Pane>,
6463 label,
6464 is_dirty,
6465 kind: ItemBufferKind,
6466 cx: &mut VisualTestContext| {
6467 pane.update_in(cx, |pane, window, cx| {
6468 let labeled_item = Box::new(cx.new(|cx| {
6469 TestItem::new(cx)
6470 .with_label(label)
6471 .with_dirty(is_dirty)
6472 .with_buffer_kind(kind)
6473 }));
6474 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6475 labeled_item
6476 })
6477 };
6478
6479 let item_a = add_labeled_item(&pane, "A", false, ItemBufferKind::Multibuffer, cx);
6480 add_labeled_item(&pane, "B", false, ItemBufferKind::Multibuffer, cx);
6481 add_labeled_item(&pane, "C", false, ItemBufferKind::Singleton, cx);
6482 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6483
6484 pane.update_in(cx, |pane, window, cx| {
6485 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6486 pane.pin_tab_at(ix, window, cx);
6487 pane.close_multibuffer_items(
6488 &CloseMultibufferItems {
6489 save_intent: None,
6490 close_pinned: false,
6491 },
6492 window,
6493 cx,
6494 )
6495 })
6496 .await
6497 .unwrap();
6498 assert_item_labels(&pane, ["A!", "C*"], cx);
6499
6500 pane.update_in(cx, |pane, window, cx| {
6501 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6502 pane.unpin_tab_at(ix, window, cx);
6503 pane.close_multibuffer_items(
6504 &CloseMultibufferItems {
6505 save_intent: None,
6506 close_pinned: false,
6507 },
6508 window,
6509 cx,
6510 )
6511 })
6512 .await
6513 .unwrap();
6514
6515 assert_item_labels(&pane, ["C*"], cx);
6516
6517 add_labeled_item(&pane, "A", true, ItemBufferKind::Singleton, cx).update(cx, |item, cx| {
6518 item.project_items
6519 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6520 });
6521 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6522 cx,
6523 |item, cx| {
6524 item.project_items
6525 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6526 },
6527 );
6528 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6529 cx,
6530 |item, cx| {
6531 item.project_items
6532 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6533 },
6534 );
6535 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6536
6537 let save = pane.update_in(cx, |pane, window, cx| {
6538 pane.close_multibuffer_items(
6539 &CloseMultibufferItems {
6540 save_intent: None,
6541 close_pinned: false,
6542 },
6543 window,
6544 cx,
6545 )
6546 });
6547
6548 cx.executor().run_until_parked();
6549 cx.simulate_prompt_answer("Save all");
6550 save.await.unwrap();
6551 assert_item_labels(&pane, ["C", "A*^"], cx);
6552
6553 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6554 cx,
6555 |item, cx| {
6556 item.project_items
6557 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6558 },
6559 );
6560 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6561 cx,
6562 |item, cx| {
6563 item.project_items
6564 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6565 },
6566 );
6567 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6568 let save = pane.update_in(cx, |pane, window, cx| {
6569 pane.close_multibuffer_items(
6570 &CloseMultibufferItems {
6571 save_intent: None,
6572 close_pinned: false,
6573 },
6574 window,
6575 cx,
6576 )
6577 });
6578
6579 cx.executor().run_until_parked();
6580 cx.simulate_prompt_answer("Discard all");
6581 save.await.unwrap();
6582 assert_item_labels(&pane, ["C", "A*^"], cx);
6583 }
6584
6585 #[gpui::test]
6586 async fn test_close_with_save_intent(cx: &mut TestAppContext) {
6587 init_test(cx);
6588 let fs = FakeFs::new(cx.executor());
6589
6590 let project = Project::test(fs, None, cx).await;
6591 let (workspace, cx) =
6592 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6593 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6594
6595 let a = cx.update(|_, cx| TestProjectItem::new_dirty(1, "A.txt", cx));
6596 let b = cx.update(|_, cx| TestProjectItem::new_dirty(1, "B.txt", cx));
6597 let c = cx.update(|_, cx| TestProjectItem::new_dirty(1, "C.txt", cx));
6598
6599 add_labeled_item(&pane, "AB", true, cx).update(cx, |item, _| {
6600 item.project_items.push(a.clone());
6601 item.project_items.push(b.clone());
6602 });
6603 add_labeled_item(&pane, "C", true, cx)
6604 .update(cx, |item, _| item.project_items.push(c.clone()));
6605 assert_item_labels(&pane, ["AB^", "C*^"], cx);
6606
6607 pane.update_in(cx, |pane, window, cx| {
6608 pane.close_all_items(
6609 &CloseAllItems {
6610 save_intent: Some(SaveIntent::Save),
6611 close_pinned: false,
6612 },
6613 window,
6614 cx,
6615 )
6616 })
6617 .await
6618 .unwrap();
6619
6620 assert_item_labels(&pane, [], cx);
6621 cx.update(|_, cx| {
6622 assert!(!a.read(cx).is_dirty);
6623 assert!(!b.read(cx).is_dirty);
6624 assert!(!c.read(cx).is_dirty);
6625 });
6626 }
6627
6628 #[gpui::test]
6629 async fn test_new_tab_scrolls_into_view_completely(cx: &mut TestAppContext) {
6630 // Arrange
6631 init_test(cx);
6632 let fs = FakeFs::new(cx.executor());
6633
6634 let project = Project::test(fs, None, cx).await;
6635 let (workspace, cx) =
6636 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6637 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6638
6639 cx.simulate_resize(size(px(300.), px(300.)));
6640
6641 add_labeled_item(&pane, "untitled", false, cx);
6642 add_labeled_item(&pane, "untitled", false, cx);
6643 add_labeled_item(&pane, "untitled", false, cx);
6644 add_labeled_item(&pane, "untitled", false, cx);
6645 // Act: this should trigger a scroll
6646 add_labeled_item(&pane, "untitled", false, cx);
6647 // Assert
6648 let tab_bar_scroll_handle =
6649 pane.update_in(cx, |pane, _window, _cx| pane.tab_bar_scroll_handle.clone());
6650 assert_eq!(tab_bar_scroll_handle.children_count(), 6);
6651 let tab_bounds = cx.debug_bounds("TAB-3").unwrap();
6652 let new_tab_button_bounds = cx.debug_bounds("ICON-Plus").unwrap();
6653 let scroll_bounds = tab_bar_scroll_handle.bounds();
6654 let scroll_offset = tab_bar_scroll_handle.offset();
6655 assert!(tab_bounds.right() <= scroll_bounds.right() + scroll_offset.x);
6656 // -39.5 is the magic number for this setup
6657 assert_eq!(scroll_offset.x, px(-39.5));
6658 assert!(
6659 !tab_bounds.intersects(&new_tab_button_bounds),
6660 "Tab should not overlap with the new tab button, if this is failing check if there's been a redesign!"
6661 );
6662 }
6663
6664 #[gpui::test]
6665 async fn test_close_all_items_including_pinned(cx: &mut TestAppContext) {
6666 init_test(cx);
6667 let fs = FakeFs::new(cx.executor());
6668
6669 let project = Project::test(fs, None, cx).await;
6670 let (workspace, cx) =
6671 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6672 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6673
6674 let item_a = add_labeled_item(&pane, "A", false, cx);
6675 add_labeled_item(&pane, "B", false, cx);
6676 add_labeled_item(&pane, "C", false, cx);
6677 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6678
6679 pane.update_in(cx, |pane, window, cx| {
6680 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6681 pane.pin_tab_at(ix, window, cx);
6682 pane.close_all_items(
6683 &CloseAllItems {
6684 save_intent: None,
6685 close_pinned: true,
6686 },
6687 window,
6688 cx,
6689 )
6690 })
6691 .await
6692 .unwrap();
6693 assert_item_labels(&pane, [], cx);
6694 }
6695
6696 #[gpui::test]
6697 async fn test_close_pinned_tab_with_non_pinned_in_same_pane(cx: &mut TestAppContext) {
6698 init_test(cx);
6699 let fs = FakeFs::new(cx.executor());
6700 let project = Project::test(fs, None, cx).await;
6701 let (workspace, cx) =
6702 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6703
6704 // Non-pinned tabs in same pane
6705 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6706 add_labeled_item(&pane, "A", false, cx);
6707 add_labeled_item(&pane, "B", false, cx);
6708 add_labeled_item(&pane, "C", false, cx);
6709 pane.update_in(cx, |pane, window, cx| {
6710 pane.pin_tab_at(0, window, cx);
6711 });
6712 set_labeled_items(&pane, ["A*", "B", "C"], cx);
6713 pane.update_in(cx, |pane, window, cx| {
6714 pane.close_active_item(
6715 &CloseActiveItem {
6716 save_intent: None,
6717 close_pinned: false,
6718 },
6719 window,
6720 cx,
6721 )
6722 .unwrap();
6723 });
6724 // Non-pinned tab should be active
6725 assert_item_labels(&pane, ["A!", "B*", "C"], cx);
6726 }
6727
6728 #[gpui::test]
6729 async fn test_close_pinned_tab_with_non_pinned_in_different_pane(cx: &mut TestAppContext) {
6730 init_test(cx);
6731 let fs = FakeFs::new(cx.executor());
6732 let project = Project::test(fs, None, cx).await;
6733 let (workspace, cx) =
6734 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6735
6736 // No non-pinned tabs in same pane, non-pinned tabs in another pane
6737 let pane1 = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6738 let pane2 = workspace.update_in(cx, |workspace, window, cx| {
6739 workspace.split_pane(pane1.clone(), SplitDirection::Right, window, cx)
6740 });
6741 add_labeled_item(&pane1, "A", false, cx);
6742 pane1.update_in(cx, |pane, window, cx| {
6743 pane.pin_tab_at(0, window, cx);
6744 });
6745 set_labeled_items(&pane1, ["A*"], cx);
6746 add_labeled_item(&pane2, "B", false, cx);
6747 set_labeled_items(&pane2, ["B"], cx);
6748 pane1.update_in(cx, |pane, window, cx| {
6749 pane.close_active_item(
6750 &CloseActiveItem {
6751 save_intent: None,
6752 close_pinned: false,
6753 },
6754 window,
6755 cx,
6756 )
6757 .unwrap();
6758 });
6759 // Non-pinned tab of other pane should be active
6760 assert_item_labels(&pane2, ["B*"], cx);
6761 }
6762
6763 #[gpui::test]
6764 async fn ensure_item_closing_actions_do_not_panic_when_no_items_exist(cx: &mut TestAppContext) {
6765 init_test(cx);
6766 let fs = FakeFs::new(cx.executor());
6767 let project = Project::test(fs, None, cx).await;
6768 let (workspace, cx) =
6769 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6770
6771 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6772 assert_item_labels(&pane, [], cx);
6773
6774 pane.update_in(cx, |pane, window, cx| {
6775 pane.close_active_item(
6776 &CloseActiveItem {
6777 save_intent: None,
6778 close_pinned: false,
6779 },
6780 window,
6781 cx,
6782 )
6783 })
6784 .await
6785 .unwrap();
6786
6787 pane.update_in(cx, |pane, window, cx| {
6788 pane.close_other_items(
6789 &CloseOtherItems {
6790 save_intent: None,
6791 close_pinned: false,
6792 },
6793 None,
6794 window,
6795 cx,
6796 )
6797 })
6798 .await
6799 .unwrap();
6800
6801 pane.update_in(cx, |pane, window, cx| {
6802 pane.close_all_items(
6803 &CloseAllItems {
6804 save_intent: None,
6805 close_pinned: false,
6806 },
6807 window,
6808 cx,
6809 )
6810 })
6811 .await
6812 .unwrap();
6813
6814 pane.update_in(cx, |pane, window, cx| {
6815 pane.close_clean_items(
6816 &CloseCleanItems {
6817 close_pinned: false,
6818 },
6819 window,
6820 cx,
6821 )
6822 })
6823 .await
6824 .unwrap();
6825
6826 pane.update_in(cx, |pane, window, cx| {
6827 pane.close_items_to_the_right_by_id(
6828 None,
6829 &CloseItemsToTheRight {
6830 close_pinned: false,
6831 },
6832 window,
6833 cx,
6834 )
6835 })
6836 .await
6837 .unwrap();
6838
6839 pane.update_in(cx, |pane, window, cx| {
6840 pane.close_items_to_the_left_by_id(
6841 None,
6842 &CloseItemsToTheLeft {
6843 close_pinned: false,
6844 },
6845 window,
6846 cx,
6847 )
6848 })
6849 .await
6850 .unwrap();
6851 }
6852
6853 #[gpui::test]
6854 async fn test_item_swapping_actions(cx: &mut TestAppContext) {
6855 init_test(cx);
6856 let fs = FakeFs::new(cx.executor());
6857 let project = Project::test(fs, None, cx).await;
6858 let (workspace, cx) =
6859 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6860
6861 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6862 assert_item_labels(&pane, [], cx);
6863
6864 // Test that these actions do not panic
6865 pane.update_in(cx, |pane, window, cx| {
6866 pane.swap_item_right(&Default::default(), window, cx);
6867 });
6868
6869 pane.update_in(cx, |pane, window, cx| {
6870 pane.swap_item_left(&Default::default(), window, cx);
6871 });
6872
6873 add_labeled_item(&pane, "A", false, cx);
6874 add_labeled_item(&pane, "B", false, cx);
6875 add_labeled_item(&pane, "C", false, cx);
6876 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6877
6878 pane.update_in(cx, |pane, window, cx| {
6879 pane.swap_item_right(&Default::default(), window, cx);
6880 });
6881 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6882
6883 pane.update_in(cx, |pane, window, cx| {
6884 pane.swap_item_left(&Default::default(), window, cx);
6885 });
6886 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6887
6888 pane.update_in(cx, |pane, window, cx| {
6889 pane.swap_item_left(&Default::default(), window, cx);
6890 });
6891 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6892
6893 pane.update_in(cx, |pane, window, cx| {
6894 pane.swap_item_left(&Default::default(), window, cx);
6895 });
6896 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6897
6898 pane.update_in(cx, |pane, window, cx| {
6899 pane.swap_item_right(&Default::default(), window, cx);
6900 });
6901 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6902 }
6903
6904 fn init_test(cx: &mut TestAppContext) {
6905 cx.update(|cx| {
6906 let settings_store = SettingsStore::test(cx);
6907 cx.set_global(settings_store);
6908 theme::init(LoadThemes::JustBase, cx);
6909 });
6910 }
6911
6912 fn set_max_tabs(cx: &mut TestAppContext, value: Option<usize>) {
6913 cx.update_global(|store: &mut SettingsStore, cx| {
6914 store.update_user_settings(cx, |settings| {
6915 settings.workspace.max_tabs = value.map(|v| NonZero::new(v).unwrap())
6916 });
6917 });
6918 }
6919
6920 fn add_labeled_item(
6921 pane: &Entity<Pane>,
6922 label: &str,
6923 is_dirty: bool,
6924 cx: &mut VisualTestContext,
6925 ) -> Box<Entity<TestItem>> {
6926 pane.update_in(cx, |pane, window, cx| {
6927 let labeled_item =
6928 Box::new(cx.new(|cx| TestItem::new(cx).with_label(label).with_dirty(is_dirty)));
6929 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6930 labeled_item
6931 })
6932 }
6933
6934 fn set_labeled_items<const COUNT: usize>(
6935 pane: &Entity<Pane>,
6936 labels: [&str; COUNT],
6937 cx: &mut VisualTestContext,
6938 ) -> [Box<Entity<TestItem>>; COUNT] {
6939 pane.update_in(cx, |pane, window, cx| {
6940 pane.items.clear();
6941 let mut active_item_index = 0;
6942
6943 let mut index = 0;
6944 let items = labels.map(|mut label| {
6945 if label.ends_with('*') {
6946 label = label.trim_end_matches('*');
6947 active_item_index = index;
6948 }
6949
6950 let labeled_item = Box::new(cx.new(|cx| TestItem::new(cx).with_label(label)));
6951 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6952 index += 1;
6953 labeled_item
6954 });
6955
6956 pane.activate_item(active_item_index, false, false, window, cx);
6957
6958 items
6959 })
6960 }
6961
6962 // Assert the item label, with the active item label suffixed with a '*'
6963 #[track_caller]
6964 fn assert_item_labels<const COUNT: usize>(
6965 pane: &Entity<Pane>,
6966 expected_states: [&str; COUNT],
6967 cx: &mut VisualTestContext,
6968 ) {
6969 let actual_states = pane.update(cx, |pane, cx| {
6970 pane.items
6971 .iter()
6972 .enumerate()
6973 .map(|(ix, item)| {
6974 let mut state = item
6975 .to_any_view()
6976 .downcast::<TestItem>()
6977 .unwrap()
6978 .read(cx)
6979 .label
6980 .clone();
6981 if ix == pane.active_item_index {
6982 state.push('*');
6983 }
6984 if item.is_dirty(cx) {
6985 state.push('^');
6986 }
6987 if pane.is_tab_pinned(ix) {
6988 state.push('!');
6989 }
6990 state
6991 })
6992 .collect::<Vec<_>>()
6993 });
6994 assert_eq!(
6995 actual_states, expected_states,
6996 "pane items do not match expectation"
6997 );
6998 }
6999}