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