1use crate::{
2 CloseWindow, NewFile, NewTerminal, OpenInTerminal, OpenOptions, OpenTerminal, OpenVisible,
3 SplitDirection, ToggleFileFinder, ToggleProjectSymbols, ToggleZoom, Workspace,
4 WorkspaceItemBuilder,
5 invalid_item_view::InvalidItemView,
6 item::{
7 ActivateOnClose, ClosePosition, Item, ItemBufferKind, ItemHandle, ItemSettings,
8 PreviewTabsSettings, ProjectItemKind, SaveOptions, ShowCloseButton, ShowDiagnostics,
9 TabContentParams, TabTooltipContent, WeakItemHandle,
10 },
11 move_item,
12 notifications::NotifyResultExt,
13 toolbar::Toolbar,
14 workspace_settings::{AutosaveSetting, TabBarSettings, WorkspaceSettings},
15};
16use anyhow::Result;
17use collections::{BTreeSet, HashMap, HashSet, VecDeque};
18use futures::{StreamExt, stream::FuturesUnordered};
19use gpui::{
20 Action, AnyElement, App, AsyncWindowContext, ClickEvent, ClipboardItem, Context, Corner, Div,
21 DragMoveEvent, Entity, EntityId, EventEmitter, ExternalPaths, FocusHandle, FocusOutEvent,
22 Focusable, KeyContext, MouseButton, MouseDownEvent, NavigationDirection, Pixels, Point,
23 PromptLevel, Render, ScrollHandle, Subscription, Task, WeakEntity, WeakFocusHandle, Window,
24 actions, anchored, deferred, prelude::*,
25};
26use itertools::Itertools;
27use language::DiagnosticSeverity;
28use parking_lot::Mutex;
29use project::{DirectoryLister, Project, ProjectEntryId, ProjectPath, WorktreeId};
30use schemars::JsonSchema;
31use serde::Deserialize;
32use settings::{Settings, SettingsStore};
33use std::{
34 any::Any,
35 cmp, fmt, mem,
36 num::NonZeroUsize,
37 ops::ControlFlow,
38 path::PathBuf,
39 rc::Rc,
40 sync::{
41 Arc,
42 atomic::{AtomicUsize, Ordering},
43 },
44 time::Duration,
45};
46use theme::ThemeSettings;
47use ui::{
48 ButtonSize, Color, ContextMenu, ContextMenuEntry, ContextMenuItem, DecoratedIcon, IconButton,
49 IconButtonShape, IconDecoration, IconDecorationKind, IconName, IconSize, Indicator, Label,
50 PopoverMenu, PopoverMenuHandle, Tab, TabBar, TabPosition, Tooltip, prelude::*,
51 right_click_menu,
52};
53use util::{ResultExt, debug_panic, maybe, paths::PathStyle, truncate_and_remove_front};
54
55/// A selected entry in e.g. project panel.
56#[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
57pub struct SelectedEntry {
58 pub worktree_id: WorktreeId,
59 pub entry_id: ProjectEntryId,
60}
61
62/// A group of selected entries from project panel.
63#[derive(Debug)]
64pub struct DraggedSelection {
65 pub active_selection: SelectedEntry,
66 pub marked_selections: Arc<[SelectedEntry]>,
67}
68
69impl DraggedSelection {
70 pub fn items<'a>(&'a self) -> Box<dyn Iterator<Item = &'a SelectedEntry> + 'a> {
71 if self.marked_selections.contains(&self.active_selection) {
72 Box::new(self.marked_selections.iter())
73 } else {
74 Box::new(std::iter::once(&self.active_selection))
75 }
76 }
77}
78
79#[derive(Clone, Copy, PartialEq, Debug, Deserialize, JsonSchema)]
80#[serde(rename_all = "snake_case")]
81pub enum SaveIntent {
82 /// write all files (even if unchanged)
83 /// prompt before overwriting on-disk changes
84 Save,
85 /// same as Save, but without auto formatting
86 SaveWithoutFormat,
87 /// write any files that have local changes
88 /// prompt before overwriting on-disk changes
89 SaveAll,
90 /// always prompt for a new path
91 SaveAs,
92 /// prompt "you have unsaved changes" before writing
93 Close,
94 /// write all dirty files, don't prompt on conflict
95 Overwrite,
96 /// skip all save-related behavior
97 Skip,
98}
99
100/// Activates a specific item in the pane by its index.
101#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
102#[action(namespace = pane)]
103pub struct ActivateItem(pub usize);
104
105/// Closes the currently active item in the pane.
106#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
107#[action(namespace = pane)]
108#[serde(deny_unknown_fields)]
109pub struct CloseActiveItem {
110 #[serde(default)]
111 pub save_intent: Option<SaveIntent>,
112 #[serde(default)]
113 pub close_pinned: bool,
114}
115
116/// Closes all inactive items in the pane.
117#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
118#[action(namespace = pane)]
119#[serde(deny_unknown_fields)]
120#[action(deprecated_aliases = ["pane::CloseInactiveItems"])]
121pub struct CloseOtherItems {
122 #[serde(default)]
123 pub save_intent: Option<SaveIntent>,
124 #[serde(default)]
125 pub close_pinned: bool,
126}
127
128/// Closes all multibuffers in the pane.
129#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
130#[action(namespace = pane)]
131#[serde(deny_unknown_fields)]
132pub struct CloseMultibufferItems {
133 #[serde(default)]
134 pub save_intent: Option<SaveIntent>,
135 #[serde(default)]
136 pub close_pinned: bool,
137}
138
139/// Closes all items in the pane.
140#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
141#[action(namespace = pane)]
142#[serde(deny_unknown_fields)]
143pub struct CloseAllItems {
144 #[serde(default)]
145 pub save_intent: Option<SaveIntent>,
146 #[serde(default)]
147 pub close_pinned: bool,
148}
149
150/// Closes all items that have no unsaved changes.
151#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
152#[action(namespace = pane)]
153#[serde(deny_unknown_fields)]
154pub struct CloseCleanItems {
155 #[serde(default)]
156 pub close_pinned: bool,
157}
158
159/// Closes all items to the right of the current item.
160#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
161#[action(namespace = pane)]
162#[serde(deny_unknown_fields)]
163pub struct CloseItemsToTheRight {
164 #[serde(default)]
165 pub close_pinned: bool,
166}
167
168/// Closes all items to the left of the current item.
169#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
170#[action(namespace = pane)]
171#[serde(deny_unknown_fields)]
172pub struct CloseItemsToTheLeft {
173 #[serde(default)]
174 pub close_pinned: bool,
175}
176
177/// Reveals the current item in the project panel.
178#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
179#[action(namespace = pane)]
180#[serde(deny_unknown_fields)]
181pub struct RevealInProjectPanel {
182 #[serde(skip)]
183 pub entry_id: Option<u64>,
184}
185
186/// Opens the search interface with the specified configuration.
187#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
188#[action(namespace = pane)]
189#[serde(deny_unknown_fields)]
190pub struct DeploySearch {
191 #[serde(default)]
192 pub replace_enabled: bool,
193 #[serde(default)]
194 pub included_files: Option<String>,
195 #[serde(default)]
196 pub excluded_files: Option<String>,
197}
198
199actions!(
200 pane,
201 [
202 /// Activates the previous item in the pane.
203 ActivatePreviousItem,
204 /// Activates the next item in the pane.
205 ActivateNextItem,
206 /// Activates the last item in the pane.
207 ActivateLastItem,
208 /// Switches to the alternate file.
209 AlternateFile,
210 /// Navigates back in history.
211 GoBack,
212 /// Navigates forward in history.
213 GoForward,
214 /// Joins this pane into the next pane.
215 JoinIntoNext,
216 /// Joins all panes into one.
217 JoinAll,
218 /// Reopens the most recently closed item.
219 ReopenClosedItem,
220 /// Splits the pane to the left, cloning the current item.
221 SplitLeft,
222 /// Splits the pane upward, cloning the current item.
223 SplitUp,
224 /// Splits the pane to the right, cloning the current item.
225 SplitRight,
226 /// Splits the pane downward, cloning the current item.
227 SplitDown,
228 /// Splits the pane to the left, moving the current item.
229 SplitAndMoveLeft,
230 /// Splits the pane upward, moving the current item.
231 SplitAndMoveUp,
232 /// Splits the pane to the right, moving the current item.
233 SplitAndMoveRight,
234 /// Splits the pane downward, moving the current item.
235 SplitAndMoveDown,
236 /// Splits the pane horizontally.
237 SplitHorizontal,
238 /// Splits the pane vertically.
239 SplitVertical,
240 /// Swaps the current item with the one to the left.
241 SwapItemLeft,
242 /// Swaps the current item with the one to the right.
243 SwapItemRight,
244 /// Toggles preview mode for the current tab.
245 TogglePreviewTab,
246 /// Toggles pin status for the current tab.
247 TogglePinTab,
248 /// Unpins all tabs in the pane.
249 UnpinAllTabs,
250 ]
251);
252
253impl DeploySearch {
254 pub fn find() -> Self {
255 Self {
256 replace_enabled: false,
257 included_files: None,
258 excluded_files: None,
259 }
260 }
261}
262
263const MAX_NAVIGATION_HISTORY_LEN: usize = 1024;
264
265pub enum Event {
266 AddItem {
267 item: Box<dyn ItemHandle>,
268 },
269 ActivateItem {
270 local: bool,
271 focus_changed: bool,
272 },
273 Remove {
274 focus_on_pane: Option<Entity<Pane>>,
275 },
276 RemovedItem {
277 item: Box<dyn ItemHandle>,
278 },
279 Split {
280 direction: SplitDirection,
281 clone_active_item: bool,
282 },
283 ItemPinned,
284 ItemUnpinned,
285 JoinAll,
286 JoinIntoNext,
287 ChangeItemTitle,
288 Focus,
289 ZoomIn,
290 ZoomOut,
291 UserSavedItem {
292 item: Box<dyn WeakItemHandle>,
293 save_intent: SaveIntent,
294 },
295}
296
297impl fmt::Debug for Event {
298 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
299 match self {
300 Event::AddItem { item } => f
301 .debug_struct("AddItem")
302 .field("item", &item.item_id())
303 .finish(),
304 Event::ActivateItem { local, .. } => f
305 .debug_struct("ActivateItem")
306 .field("local", local)
307 .finish(),
308 Event::Remove { .. } => f.write_str("Remove"),
309 Event::RemovedItem { item } => f
310 .debug_struct("RemovedItem")
311 .field("item", &item.item_id())
312 .finish(),
313 Event::Split {
314 direction,
315 clone_active_item,
316 } => f
317 .debug_struct("Split")
318 .field("direction", direction)
319 .field("clone_active_item", clone_active_item)
320 .finish(),
321 Event::JoinAll => f.write_str("JoinAll"),
322 Event::JoinIntoNext => f.write_str("JoinIntoNext"),
323 Event::ChangeItemTitle => f.write_str("ChangeItemTitle"),
324 Event::Focus => f.write_str("Focus"),
325 Event::ZoomIn => f.write_str("ZoomIn"),
326 Event::ZoomOut => f.write_str("ZoomOut"),
327 Event::UserSavedItem { item, save_intent } => f
328 .debug_struct("UserSavedItem")
329 .field("item", &item.id())
330 .field("save_intent", save_intent)
331 .finish(),
332 Event::ItemPinned => f.write_str("ItemPinned"),
333 Event::ItemUnpinned => f.write_str("ItemUnpinned"),
334 }
335 }
336}
337
338/// A container for 0 to many items that are open in the workspace.
339/// Treats all items uniformly via the [`ItemHandle`] trait, whether it's an editor, search results multibuffer, terminal or something else,
340/// responsible for managing item tabs, focus and zoom states and drag and drop features.
341/// Can be split, see `PaneGroup` for more details.
342pub struct Pane {
343 alternate_file_items: (
344 Option<Box<dyn WeakItemHandle>>,
345 Option<Box<dyn WeakItemHandle>>,
346 ),
347 focus_handle: FocusHandle,
348 items: Vec<Box<dyn ItemHandle>>,
349 activation_history: Vec<ActivationHistoryEntry>,
350 next_activation_timestamp: Arc<AtomicUsize>,
351 zoomed: bool,
352 was_focused: bool,
353 active_item_index: usize,
354 preview_item_id: Option<EntityId>,
355 last_focus_handle_by_item: HashMap<EntityId, WeakFocusHandle>,
356 nav_history: NavHistory,
357 toolbar: Entity<Toolbar>,
358 pub(crate) workspace: WeakEntity<Workspace>,
359 project: WeakEntity<Project>,
360 pub drag_split_direction: Option<SplitDirection>,
361 can_drop_predicate: Option<Arc<dyn Fn(&dyn Any, &mut Window, &mut App) -> bool>>,
362 custom_drop_handle: Option<
363 Arc<dyn Fn(&mut Pane, &dyn Any, &mut Window, &mut Context<Pane>) -> ControlFlow<(), ()>>,
364 >,
365 can_split_predicate:
366 Option<Arc<dyn Fn(&mut Self, &dyn Any, &mut Window, &mut Context<Self>) -> bool>>,
367 can_toggle_zoom: bool,
368 should_display_tab_bar: Rc<dyn Fn(&Window, &mut Context<Pane>) -> bool>,
369 render_tab_bar_buttons: Rc<
370 dyn Fn(
371 &mut Pane,
372 &mut Window,
373 &mut Context<Pane>,
374 ) -> (Option<AnyElement>, Option<AnyElement>),
375 >,
376 render_tab_bar: Rc<dyn Fn(&mut Pane, &mut Window, &mut Context<Pane>) -> AnyElement>,
377 show_tab_bar_buttons: bool,
378 max_tabs: Option<NonZeroUsize>,
379 use_max_tabs: bool,
380 _subscriptions: Vec<Subscription>,
381 tab_bar_scroll_handle: ScrollHandle,
382 /// This is set to true if a user scroll has occurred more recently than a system scroll
383 /// We want to suppress certain system scrolls when the user has intentionally scrolled
384 suppress_scroll: bool,
385 /// Is None if navigation buttons are permanently turned off (and should not react to setting changes).
386 /// Otherwise, when `display_nav_history_buttons` is Some, it determines whether nav buttons should be displayed.
387 display_nav_history_buttons: Option<bool>,
388 double_click_dispatch_action: Box<dyn Action>,
389 save_modals_spawned: HashSet<EntityId>,
390 close_pane_if_empty: bool,
391 pub new_item_context_menu_handle: PopoverMenuHandle<ContextMenu>,
392 pub split_item_context_menu_handle: PopoverMenuHandle<ContextMenu>,
393 pinned_tab_count: usize,
394 diagnostics: HashMap<ProjectPath, DiagnosticSeverity>,
395 zoom_out_on_close: bool,
396 diagnostic_summary_update: Task<()>,
397 /// If a certain project item wants to get recreated with specific data, it can persist its data before the recreation here.
398 pub project_item_restoration_data: HashMap<ProjectItemKind, Box<dyn Any + Send>>,
399}
400
401pub struct ActivationHistoryEntry {
402 pub entity_id: EntityId,
403 pub timestamp: usize,
404}
405
406pub struct ItemNavHistory {
407 history: NavHistory,
408 item: Arc<dyn WeakItemHandle>,
409 is_preview: bool,
410}
411
412#[derive(Clone)]
413pub struct NavHistory(Arc<Mutex<NavHistoryState>>);
414
415struct NavHistoryState {
416 mode: NavigationMode,
417 backward_stack: VecDeque<NavigationEntry>,
418 forward_stack: VecDeque<NavigationEntry>,
419 closed_stack: VecDeque<NavigationEntry>,
420 paths_by_item: HashMap<EntityId, (ProjectPath, Option<PathBuf>)>,
421 pane: WeakEntity<Pane>,
422 next_timestamp: Arc<AtomicUsize>,
423}
424
425#[derive(Debug, Default, Copy, Clone)]
426pub enum NavigationMode {
427 #[default]
428 Normal,
429 GoingBack,
430 GoingForward,
431 ClosingItem,
432 ReopeningClosedItem,
433 Disabled,
434}
435
436pub struct NavigationEntry {
437 pub item: Arc<dyn WeakItemHandle>,
438 pub data: Option<Box<dyn Any + Send>>,
439 pub timestamp: usize,
440 pub is_preview: bool,
441}
442
443#[derive(Clone)]
444pub struct DraggedTab {
445 pub pane: Entity<Pane>,
446 pub item: Box<dyn ItemHandle>,
447 pub ix: usize,
448 pub detail: usize,
449 pub is_active: bool,
450}
451
452impl EventEmitter<Event> for Pane {}
453
454pub enum Side {
455 Left,
456 Right,
457}
458
459#[derive(Copy, Clone)]
460enum PinOperation {
461 Pin,
462 Unpin,
463}
464
465impl Pane {
466 pub fn new(
467 workspace: WeakEntity<Workspace>,
468 project: Entity<Project>,
469 next_timestamp: Arc<AtomicUsize>,
470 can_drop_predicate: Option<Arc<dyn Fn(&dyn Any, &mut Window, &mut App) -> bool + 'static>>,
471 double_click_dispatch_action: Box<dyn Action>,
472 use_max_tabs: bool,
473 window: &mut Window,
474 cx: &mut Context<Self>,
475 ) -> Self {
476 let focus_handle = cx.focus_handle();
477 let max_tabs = if use_max_tabs {
478 WorkspaceSettings::get_global(cx).max_tabs
479 } else {
480 None
481 };
482
483 let subscriptions = vec![
484 cx.on_focus(&focus_handle, window, Pane::focus_in),
485 cx.on_focus_in(&focus_handle, window, Pane::focus_in),
486 cx.on_focus_out(&focus_handle, window, Pane::focus_out),
487 cx.observe_global_in::<SettingsStore>(window, Self::settings_changed),
488 cx.subscribe(&project, Self::project_events),
489 ];
490
491 let handle = cx.entity().downgrade();
492
493 Self {
494 alternate_file_items: (None, None),
495 focus_handle,
496 items: Vec::new(),
497 activation_history: Vec::new(),
498 next_activation_timestamp: next_timestamp.clone(),
499 was_focused: false,
500 zoomed: false,
501 active_item_index: 0,
502 preview_item_id: None,
503 max_tabs,
504 use_max_tabs,
505 last_focus_handle_by_item: Default::default(),
506 nav_history: NavHistory(Arc::new(Mutex::new(NavHistoryState {
507 mode: NavigationMode::Normal,
508 backward_stack: Default::default(),
509 forward_stack: Default::default(),
510 closed_stack: Default::default(),
511 paths_by_item: Default::default(),
512 pane: handle,
513 next_timestamp,
514 }))),
515 toolbar: cx.new(|_| Toolbar::new()),
516 tab_bar_scroll_handle: ScrollHandle::new(),
517 suppress_scroll: false,
518 drag_split_direction: None,
519 workspace,
520 project: project.downgrade(),
521 can_drop_predicate,
522 custom_drop_handle: None,
523 can_split_predicate: None,
524 can_toggle_zoom: true,
525 should_display_tab_bar: Rc::new(|_, cx| TabBarSettings::get_global(cx).show),
526 render_tab_bar_buttons: Rc::new(default_render_tab_bar_buttons),
527 render_tab_bar: Rc::new(Self::render_tab_bar),
528 show_tab_bar_buttons: TabBarSettings::get_global(cx).show_tab_bar_buttons,
529 display_nav_history_buttons: Some(
530 TabBarSettings::get_global(cx).show_nav_history_buttons,
531 ),
532 _subscriptions: subscriptions,
533 double_click_dispatch_action,
534 save_modals_spawned: HashSet::default(),
535 close_pane_if_empty: true,
536 split_item_context_menu_handle: Default::default(),
537 new_item_context_menu_handle: Default::default(),
538 pinned_tab_count: 0,
539 diagnostics: Default::default(),
540 zoom_out_on_close: true,
541 diagnostic_summary_update: Task::ready(()),
542 project_item_restoration_data: HashMap::default(),
543 }
544 }
545
546 fn alternate_file(&mut self, _: &AlternateFile, window: &mut Window, cx: &mut Context<Pane>) {
547 let (_, alternative) = &self.alternate_file_items;
548 if let Some(alternative) = alternative {
549 let existing = self
550 .items()
551 .find_position(|item| item.item_id() == alternative.id());
552 if let Some((ix, _)) = existing {
553 self.activate_item(ix, true, true, window, cx);
554 } else if let Some(upgraded) = alternative.upgrade() {
555 self.add_item(upgraded, true, true, None, window, cx);
556 }
557 }
558 }
559
560 pub fn track_alternate_file_items(&mut self) {
561 if let Some(item) = self.active_item().map(|item| item.downgrade_item()) {
562 let (current, _) = &self.alternate_file_items;
563 match current {
564 Some(current) => {
565 if current.id() != item.id() {
566 self.alternate_file_items =
567 (Some(item), self.alternate_file_items.0.take());
568 }
569 }
570 None => {
571 self.alternate_file_items = (Some(item), None);
572 }
573 }
574 }
575 }
576
577 pub fn has_focus(&self, window: &Window, cx: &App) -> bool {
578 // We not only check whether our focus handle contains focus, but also
579 // whether the active item might have focus, because we might have just activated an item
580 // that hasn't rendered yet.
581 // Before the next render, we might transfer focus
582 // to the item, and `focus_handle.contains_focus` returns false because the `active_item`
583 // is not hooked up to us in the dispatch tree.
584 self.focus_handle.contains_focused(window, cx)
585 || self
586 .active_item()
587 .is_some_and(|item| item.item_focus_handle(cx).contains_focused(window, cx))
588 }
589
590 fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
591 if !self.was_focused {
592 self.was_focused = true;
593 self.update_history(self.active_item_index);
594 if !self.suppress_scroll && self.items.get(self.active_item_index).is_some() {
595 self.update_active_tab(self.active_item_index);
596 }
597 cx.emit(Event::Focus);
598 cx.notify();
599 }
600
601 self.toolbar.update(cx, |toolbar, cx| {
602 toolbar.focus_changed(true, window, cx);
603 });
604
605 if let Some(active_item) = self.active_item() {
606 if self.focus_handle.is_focused(window) {
607 // Schedule a redraw next frame, so that the focus changes below take effect
608 cx.on_next_frame(window, |_, _, cx| {
609 cx.notify();
610 });
611
612 // Pane was focused directly. We need to either focus a view inside the active item,
613 // or focus the active item itself
614 if let Some(weak_last_focus_handle) =
615 self.last_focus_handle_by_item.get(&active_item.item_id())
616 && let Some(focus_handle) = weak_last_focus_handle.upgrade()
617 {
618 focus_handle.focus(window);
619 return;
620 }
621
622 active_item.item_focus_handle(cx).focus(window);
623 } else if let Some(focused) = window.focused(cx)
624 && !self.context_menu_focused(window, cx)
625 {
626 self.last_focus_handle_by_item
627 .insert(active_item.item_id(), focused.downgrade());
628 }
629 }
630 }
631
632 pub fn context_menu_focused(&self, window: &mut Window, cx: &mut Context<Self>) -> bool {
633 self.new_item_context_menu_handle.is_focused(window, cx)
634 || self.split_item_context_menu_handle.is_focused(window, cx)
635 }
636
637 fn focus_out(&mut self, _event: FocusOutEvent, window: &mut Window, cx: &mut Context<Self>) {
638 self.was_focused = false;
639 self.toolbar.update(cx, |toolbar, cx| {
640 toolbar.focus_changed(false, window, cx);
641 });
642
643 cx.notify();
644 }
645
646 fn project_events(
647 &mut self,
648 _project: Entity<Project>,
649 event: &project::Event,
650 cx: &mut Context<Self>,
651 ) {
652 match event {
653 project::Event::DiskBasedDiagnosticsFinished { .. }
654 | project::Event::DiagnosticsUpdated { .. } => {
655 if ItemSettings::get_global(cx).show_diagnostics != ShowDiagnostics::Off {
656 self.diagnostic_summary_update = cx.spawn(async move |this, cx| {
657 cx.background_executor()
658 .timer(Duration::from_millis(30))
659 .await;
660 this.update(cx, |this, cx| {
661 this.update_diagnostics(cx);
662 cx.notify();
663 })
664 .log_err();
665 });
666 }
667 }
668 _ => {}
669 }
670 }
671
672 fn update_diagnostics(&mut self, cx: &mut Context<Self>) {
673 let Some(project) = self.project.upgrade() else {
674 return;
675 };
676 let show_diagnostics = ItemSettings::get_global(cx).show_diagnostics;
677 self.diagnostics = if show_diagnostics != ShowDiagnostics::Off {
678 project
679 .read(cx)
680 .diagnostic_summaries(false, cx)
681 .filter_map(|(project_path, _, diagnostic_summary)| {
682 if diagnostic_summary.error_count > 0 {
683 Some((project_path, DiagnosticSeverity::ERROR))
684 } else if diagnostic_summary.warning_count > 0
685 && show_diagnostics != ShowDiagnostics::Errors
686 {
687 Some((project_path, DiagnosticSeverity::WARNING))
688 } else {
689 None
690 }
691 })
692 .collect()
693 } else {
694 HashMap::default()
695 }
696 }
697
698 fn settings_changed(&mut self, window: &mut Window, cx: &mut Context<Self>) {
699 let tab_bar_settings = TabBarSettings::get_global(cx);
700 let new_max_tabs = WorkspaceSettings::get_global(cx).max_tabs;
701
702 if let Some(display_nav_history_buttons) = self.display_nav_history_buttons.as_mut() {
703 *display_nav_history_buttons = tab_bar_settings.show_nav_history_buttons;
704 }
705
706 self.show_tab_bar_buttons = tab_bar_settings.show_tab_bar_buttons;
707
708 if !PreviewTabsSettings::get_global(cx).enabled {
709 self.preview_item_id = None;
710 }
711
712 if self.use_max_tabs && new_max_tabs != self.max_tabs {
713 self.max_tabs = new_max_tabs;
714 self.close_items_on_settings_change(window, cx);
715 }
716
717 self.update_diagnostics(cx);
718 cx.notify();
719 }
720
721 pub fn active_item_index(&self) -> usize {
722 self.active_item_index
723 }
724
725 pub fn activation_history(&self) -> &[ActivationHistoryEntry] {
726 &self.activation_history
727 }
728
729 pub fn set_should_display_tab_bar<F>(&mut self, should_display_tab_bar: F)
730 where
731 F: 'static + Fn(&Window, &mut Context<Pane>) -> bool,
732 {
733 self.should_display_tab_bar = Rc::new(should_display_tab_bar);
734 }
735
736 pub fn set_can_split(
737 &mut self,
738 can_split_predicate: Option<
739 Arc<dyn Fn(&mut Self, &dyn Any, &mut Window, &mut Context<Self>) -> bool + 'static>,
740 >,
741 ) {
742 self.can_split_predicate = can_split_predicate;
743 }
744
745 pub fn set_can_toggle_zoom(&mut self, can_toggle_zoom: bool, cx: &mut Context<Self>) {
746 self.can_toggle_zoom = can_toggle_zoom;
747 cx.notify();
748 }
749
750 pub fn set_close_pane_if_empty(&mut self, close_pane_if_empty: bool, cx: &mut Context<Self>) {
751 self.close_pane_if_empty = close_pane_if_empty;
752 cx.notify();
753 }
754
755 pub fn set_can_navigate(&mut self, can_navigate: bool, cx: &mut Context<Self>) {
756 self.toolbar.update(cx, |toolbar, cx| {
757 toolbar.set_can_navigate(can_navigate, cx);
758 });
759 cx.notify();
760 }
761
762 pub fn set_render_tab_bar<F>(&mut self, cx: &mut Context<Self>, render: F)
763 where
764 F: 'static + Fn(&mut Pane, &mut Window, &mut Context<Pane>) -> AnyElement,
765 {
766 self.render_tab_bar = Rc::new(render);
767 cx.notify();
768 }
769
770 pub fn set_render_tab_bar_buttons<F>(&mut self, cx: &mut Context<Self>, render: F)
771 where
772 F: 'static
773 + Fn(
774 &mut Pane,
775 &mut Window,
776 &mut Context<Pane>,
777 ) -> (Option<AnyElement>, Option<AnyElement>),
778 {
779 self.render_tab_bar_buttons = Rc::new(render);
780 cx.notify();
781 }
782
783 pub fn set_custom_drop_handle<F>(&mut self, cx: &mut Context<Self>, handle: F)
784 where
785 F: 'static
786 + Fn(&mut Pane, &dyn Any, &mut Window, &mut Context<Pane>) -> ControlFlow<(), ()>,
787 {
788 self.custom_drop_handle = Some(Arc::new(handle));
789 cx.notify();
790 }
791
792 pub fn nav_history_for_item<T: Item>(&self, item: &Entity<T>) -> ItemNavHistory {
793 ItemNavHistory {
794 history: self.nav_history.clone(),
795 item: Arc::new(item.downgrade()),
796 is_preview: self.preview_item_id == Some(item.item_id()),
797 }
798 }
799
800 pub fn nav_history(&self) -> &NavHistory {
801 &self.nav_history
802 }
803
804 pub fn nav_history_mut(&mut self) -> &mut NavHistory {
805 &mut self.nav_history
806 }
807
808 pub fn disable_history(&mut self) {
809 self.nav_history.disable();
810 }
811
812 pub fn enable_history(&mut self) {
813 self.nav_history.enable();
814 }
815
816 pub fn can_navigate_backward(&self) -> bool {
817 !self.nav_history.0.lock().backward_stack.is_empty()
818 }
819
820 pub fn can_navigate_forward(&self) -> bool {
821 !self.nav_history.0.lock().forward_stack.is_empty()
822 }
823
824 pub fn navigate_backward(&mut self, _: &GoBack, window: &mut Window, cx: &mut Context<Self>) {
825 if let Some(workspace) = self.workspace.upgrade() {
826 let pane = cx.entity().downgrade();
827 window.defer(cx, move |window, cx| {
828 workspace.update(cx, |workspace, cx| {
829 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
830 })
831 })
832 }
833 }
834
835 fn navigate_forward(&mut self, _: &GoForward, window: &mut Window, cx: &mut Context<Self>) {
836 if let Some(workspace) = self.workspace.upgrade() {
837 let pane = cx.entity().downgrade();
838 window.defer(cx, move |window, cx| {
839 workspace.update(cx, |workspace, cx| {
840 workspace
841 .go_forward(pane, window, cx)
842 .detach_and_log_err(cx)
843 })
844 })
845 }
846 }
847
848 fn history_updated(&mut self, cx: &mut Context<Self>) {
849 self.toolbar.update(cx, |_, cx| cx.notify());
850 }
851
852 pub fn preview_item_id(&self) -> Option<EntityId> {
853 self.preview_item_id
854 }
855
856 pub fn preview_item(&self) -> Option<Box<dyn ItemHandle>> {
857 self.preview_item_id
858 .and_then(|id| self.items.iter().find(|item| item.item_id() == id))
859 .cloned()
860 }
861
862 pub fn preview_item_idx(&self) -> Option<usize> {
863 if let Some(preview_item_id) = self.preview_item_id {
864 self.items
865 .iter()
866 .position(|item| item.item_id() == preview_item_id)
867 } else {
868 None
869 }
870 }
871
872 pub fn is_active_preview_item(&self, item_id: EntityId) -> bool {
873 self.preview_item_id == Some(item_id)
874 }
875
876 /// Marks the item with the given ID as the preview item.
877 /// This will be ignored if the global setting `preview_tabs` is disabled.
878 pub fn set_preview_item_id(&mut self, item_id: Option<EntityId>, cx: &App) {
879 if PreviewTabsSettings::get_global(cx).enabled {
880 self.preview_item_id = item_id;
881 }
882 }
883
884 /// Should only be used when deserializing a pane.
885 pub fn set_pinned_count(&mut self, count: usize) {
886 self.pinned_tab_count = count;
887 }
888
889 pub fn pinned_count(&self) -> usize {
890 self.pinned_tab_count
891 }
892
893 pub fn handle_item_edit(&mut self, item_id: EntityId, cx: &App) {
894 if let Some(preview_item) = self.preview_item()
895 && preview_item.item_id() == item_id
896 && !preview_item.preserve_preview(cx)
897 {
898 self.set_preview_item_id(None, cx);
899 }
900 }
901
902 pub(crate) fn open_item(
903 &mut self,
904 project_entry_id: Option<ProjectEntryId>,
905 project_path: ProjectPath,
906 focus_item: bool,
907 allow_preview: bool,
908 activate: bool,
909 suggested_position: Option<usize>,
910 window: &mut Window,
911 cx: &mut Context<Self>,
912 build_item: WorkspaceItemBuilder,
913 ) -> Box<dyn ItemHandle> {
914 let mut existing_item = None;
915 if let Some(project_entry_id) = project_entry_id {
916 for (index, item) in self.items.iter().enumerate() {
917 if item.buffer_kind(cx) == ItemBufferKind::Singleton
918 && item.project_entry_ids(cx).as_slice() == [project_entry_id]
919 {
920 let item = item.boxed_clone();
921 existing_item = Some((index, item));
922 break;
923 }
924 }
925 } else {
926 for (index, item) in self.items.iter().enumerate() {
927 if item.buffer_kind(cx) == ItemBufferKind::Singleton
928 && item.project_path(cx).as_ref() == Some(&project_path)
929 {
930 let item = item.boxed_clone();
931 existing_item = Some((index, item));
932 break;
933 }
934 }
935 }
936
937 let set_up_existing_item =
938 |index: usize, pane: &mut Self, window: &mut Window, cx: &mut Context<Self>| {
939 // If the item is already open, and the item is a preview item
940 // and we are not allowing items to open as preview, mark the item as persistent.
941 if let Some(preview_item_id) = pane.preview_item_id
942 && let Some(tab) = pane.items.get(index)
943 && tab.item_id() == preview_item_id
944 && !allow_preview
945 {
946 pane.set_preview_item_id(None, cx);
947 }
948 if activate {
949 pane.activate_item(index, focus_item, focus_item, window, cx);
950 }
951 };
952 let set_up_new_item = |new_item: Box<dyn ItemHandle>,
953 destination_index: Option<usize>,
954 pane: &mut Self,
955 window: &mut Window,
956 cx: &mut Context<Self>| {
957 if allow_preview {
958 pane.set_preview_item_id(Some(new_item.item_id()), cx);
959 }
960
961 if let Some(text) = new_item.telemetry_event_text(cx) {
962 telemetry::event!(text);
963 }
964
965 pane.add_item_inner(
966 new_item,
967 true,
968 focus_item,
969 activate,
970 destination_index,
971 window,
972 cx,
973 );
974 };
975
976 if let Some((index, existing_item)) = existing_item {
977 set_up_existing_item(index, self, window, cx);
978 existing_item
979 } else {
980 // If the item is being opened as preview and we have an existing preview tab,
981 // open the new item in the position of the existing preview tab.
982 let destination_index = if allow_preview {
983 self.close_current_preview_item(window, cx)
984 } else {
985 suggested_position
986 };
987
988 let new_item = build_item(self, window, cx);
989 // A special case that won't ever get a `project_entry_id` but has to be deduplicated nonetheless.
990 if let Some(invalid_buffer_view) = new_item.downcast::<InvalidItemView>() {
991 let mut already_open_view = None;
992 let mut views_to_close = HashSet::default();
993 for existing_error_view in self
994 .items_of_type::<InvalidItemView>()
995 .filter(|item| item.read(cx).abs_path == invalid_buffer_view.read(cx).abs_path)
996 {
997 if already_open_view.is_none()
998 && existing_error_view.read(cx).error == invalid_buffer_view.read(cx).error
999 {
1000 already_open_view = Some(existing_error_view);
1001 } else {
1002 views_to_close.insert(existing_error_view.item_id());
1003 }
1004 }
1005
1006 let resulting_item = match already_open_view {
1007 Some(already_open_view) => {
1008 if let Some(index) = self.index_for_item_id(already_open_view.item_id()) {
1009 set_up_existing_item(index, self, window, cx);
1010 }
1011 Box::new(already_open_view) as Box<_>
1012 }
1013 None => {
1014 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1015 new_item
1016 }
1017 };
1018
1019 self.close_items(window, cx, SaveIntent::Skip, |existing_item| {
1020 views_to_close.contains(&existing_item)
1021 })
1022 .detach();
1023
1024 resulting_item
1025 } else {
1026 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1027 new_item
1028 }
1029 }
1030 }
1031
1032 pub fn close_current_preview_item(
1033 &mut self,
1034 window: &mut Window,
1035 cx: &mut Context<Self>,
1036 ) -> Option<usize> {
1037 let item_idx = self.preview_item_idx()?;
1038 let id = self.preview_item_id()?;
1039
1040 let prev_active_item_index = self.active_item_index;
1041 self.remove_item(id, false, false, window, cx);
1042 self.active_item_index = prev_active_item_index;
1043
1044 if item_idx < self.items.len() {
1045 Some(item_idx)
1046 } else {
1047 None
1048 }
1049 }
1050
1051 pub fn add_item_inner(
1052 &mut self,
1053 item: Box<dyn ItemHandle>,
1054 activate_pane: bool,
1055 focus_item: bool,
1056 activate: bool,
1057 destination_index: Option<usize>,
1058 window: &mut Window,
1059 cx: &mut Context<Self>,
1060 ) {
1061 let item_already_exists = self
1062 .items
1063 .iter()
1064 .any(|existing_item| existing_item.item_id() == item.item_id());
1065
1066 if !item_already_exists {
1067 self.close_items_on_item_open(window, cx);
1068 }
1069
1070 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1071 && let Some(&entry_id) = item.project_entry_ids(cx).first()
1072 {
1073 let Some(project) = self.project.upgrade() else {
1074 return;
1075 };
1076
1077 let project = project.read(cx);
1078 if let Some(project_path) = project.path_for_entry(entry_id, cx) {
1079 let abs_path = project.absolute_path(&project_path, cx);
1080 self.nav_history
1081 .0
1082 .lock()
1083 .paths_by_item
1084 .insert(item.item_id(), (project_path, abs_path));
1085 }
1086 }
1087 // If no destination index is specified, add or move the item after the
1088 // active item (or at the start of tab bar, if the active item is pinned)
1089 let mut insertion_index = {
1090 cmp::min(
1091 if let Some(destination_index) = destination_index {
1092 destination_index
1093 } else {
1094 cmp::max(self.active_item_index + 1, self.pinned_count())
1095 },
1096 self.items.len(),
1097 )
1098 };
1099
1100 // Does the item already exist?
1101 let project_entry_id = if item.buffer_kind(cx) == ItemBufferKind::Singleton {
1102 item.project_entry_ids(cx).first().copied()
1103 } else {
1104 None
1105 };
1106
1107 let existing_item_index = self.items.iter().position(|existing_item| {
1108 if existing_item.item_id() == item.item_id() {
1109 true
1110 } else if existing_item.buffer_kind(cx) == ItemBufferKind::Singleton {
1111 existing_item
1112 .project_entry_ids(cx)
1113 .first()
1114 .is_some_and(|existing_entry_id| {
1115 Some(existing_entry_id) == project_entry_id.as_ref()
1116 })
1117 } else {
1118 false
1119 }
1120 });
1121 if let Some(existing_item_index) = existing_item_index {
1122 // If the item already exists, move it to the desired destination and activate it
1123
1124 if existing_item_index != insertion_index {
1125 let existing_item_is_active = existing_item_index == self.active_item_index;
1126
1127 // If the caller didn't specify a destination and the added item is already
1128 // the active one, don't move it
1129 if existing_item_is_active && destination_index.is_none() {
1130 insertion_index = existing_item_index;
1131 } else {
1132 self.items.remove(existing_item_index);
1133 if existing_item_index < self.active_item_index {
1134 self.active_item_index -= 1;
1135 }
1136 insertion_index = insertion_index.min(self.items.len());
1137
1138 self.items.insert(insertion_index, item.clone());
1139
1140 if existing_item_is_active {
1141 self.active_item_index = insertion_index;
1142 } else if insertion_index <= self.active_item_index {
1143 self.active_item_index += 1;
1144 }
1145 }
1146
1147 cx.notify();
1148 }
1149
1150 if activate {
1151 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1152 }
1153 } else {
1154 self.items.insert(insertion_index, item.clone());
1155 cx.notify();
1156
1157 if activate {
1158 if insertion_index <= self.active_item_index
1159 && self.preview_item_idx() != Some(self.active_item_index)
1160 {
1161 self.active_item_index += 1;
1162 }
1163
1164 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1165 }
1166 }
1167
1168 cx.emit(Event::AddItem { item });
1169 }
1170
1171 pub fn add_item(
1172 &mut self,
1173 item: Box<dyn ItemHandle>,
1174 activate_pane: bool,
1175 focus_item: bool,
1176 destination_index: Option<usize>,
1177 window: &mut Window,
1178 cx: &mut Context<Self>,
1179 ) {
1180 if let Some(text) = item.telemetry_event_text(cx) {
1181 telemetry::event!(text);
1182 }
1183
1184 self.add_item_inner(
1185 item,
1186 activate_pane,
1187 focus_item,
1188 true,
1189 destination_index,
1190 window,
1191 cx,
1192 )
1193 }
1194
1195 pub fn items_len(&self) -> usize {
1196 self.items.len()
1197 }
1198
1199 pub fn items(&self) -> impl DoubleEndedIterator<Item = &Box<dyn ItemHandle>> {
1200 self.items.iter()
1201 }
1202
1203 pub fn items_of_type<T: Render>(&self) -> impl '_ + Iterator<Item = Entity<T>> {
1204 self.items
1205 .iter()
1206 .filter_map(|item| item.to_any_view().downcast().ok())
1207 }
1208
1209 pub fn active_item(&self) -> Option<Box<dyn ItemHandle>> {
1210 self.items.get(self.active_item_index).cloned()
1211 }
1212
1213 fn active_item_id(&self) -> EntityId {
1214 self.items[self.active_item_index].item_id()
1215 }
1216
1217 pub fn pixel_position_of_cursor(&self, cx: &App) -> Option<Point<Pixels>> {
1218 self.items
1219 .get(self.active_item_index)?
1220 .pixel_position_of_cursor(cx)
1221 }
1222
1223 pub fn item_for_entry(
1224 &self,
1225 entry_id: ProjectEntryId,
1226 cx: &App,
1227 ) -> Option<Box<dyn ItemHandle>> {
1228 self.items.iter().find_map(|item| {
1229 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1230 && (item.project_entry_ids(cx).as_slice() == [entry_id])
1231 {
1232 Some(item.boxed_clone())
1233 } else {
1234 None
1235 }
1236 })
1237 }
1238
1239 pub fn item_for_path(
1240 &self,
1241 project_path: ProjectPath,
1242 cx: &App,
1243 ) -> Option<Box<dyn ItemHandle>> {
1244 self.items.iter().find_map(move |item| {
1245 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1246 && (item.project_path(cx).as_slice() == [project_path.clone()])
1247 {
1248 Some(item.boxed_clone())
1249 } else {
1250 None
1251 }
1252 })
1253 }
1254
1255 pub fn index_for_item(&self, item: &dyn ItemHandle) -> Option<usize> {
1256 self.index_for_item_id(item.item_id())
1257 }
1258
1259 fn index_for_item_id(&self, item_id: EntityId) -> Option<usize> {
1260 self.items.iter().position(|i| i.item_id() == item_id)
1261 }
1262
1263 pub fn item_for_index(&self, ix: usize) -> Option<&dyn ItemHandle> {
1264 self.items.get(ix).map(|i| i.as_ref())
1265 }
1266
1267 pub fn toggle_zoom(&mut self, _: &ToggleZoom, window: &mut Window, cx: &mut Context<Self>) {
1268 if !self.can_toggle_zoom {
1269 cx.propagate();
1270 } else if self.zoomed {
1271 cx.emit(Event::ZoomOut);
1272 } else if !self.items.is_empty() {
1273 if !self.focus_handle.contains_focused(window, cx) {
1274 cx.focus_self(window);
1275 }
1276 cx.emit(Event::ZoomIn);
1277 }
1278 }
1279
1280 pub fn activate_item(
1281 &mut self,
1282 index: usize,
1283 activate_pane: bool,
1284 focus_item: bool,
1285 window: &mut Window,
1286 cx: &mut Context<Self>,
1287 ) {
1288 use NavigationMode::{GoingBack, GoingForward};
1289 if index < self.items.len() {
1290 let prev_active_item_ix = mem::replace(&mut self.active_item_index, index);
1291 if (prev_active_item_ix != self.active_item_index
1292 || matches!(self.nav_history.mode(), GoingBack | GoingForward))
1293 && let Some(prev_item) = self.items.get(prev_active_item_ix)
1294 {
1295 prev_item.deactivated(window, cx);
1296 }
1297 self.update_history(index);
1298 self.update_toolbar(window, cx);
1299 self.update_status_bar(window, cx);
1300
1301 if focus_item {
1302 self.focus_active_item(window, cx);
1303 }
1304
1305 cx.emit(Event::ActivateItem {
1306 local: activate_pane,
1307 focus_changed: focus_item,
1308 });
1309
1310 self.update_active_tab(index);
1311 cx.notify();
1312 }
1313 }
1314
1315 fn update_active_tab(&mut self, index: usize) {
1316 if !self.is_tab_pinned(index) {
1317 self.suppress_scroll = false;
1318 self.tab_bar_scroll_handle.scroll_to_item(index);
1319 }
1320 }
1321
1322 fn update_history(&mut self, index: usize) {
1323 if let Some(newly_active_item) = self.items.get(index) {
1324 self.activation_history
1325 .retain(|entry| entry.entity_id != newly_active_item.item_id());
1326 self.activation_history.push(ActivationHistoryEntry {
1327 entity_id: newly_active_item.item_id(),
1328 timestamp: self
1329 .next_activation_timestamp
1330 .fetch_add(1, Ordering::SeqCst),
1331 });
1332 }
1333 }
1334
1335 pub fn activate_previous_item(
1336 &mut self,
1337 _: &ActivatePreviousItem,
1338 window: &mut Window,
1339 cx: &mut Context<Self>,
1340 ) {
1341 let mut index = self.active_item_index;
1342 if index > 0 {
1343 index -= 1;
1344 } else if !self.items.is_empty() {
1345 index = self.items.len() - 1;
1346 }
1347 self.activate_item(index, true, true, window, cx);
1348 }
1349
1350 pub fn activate_next_item(
1351 &mut self,
1352 _: &ActivateNextItem,
1353 window: &mut Window,
1354 cx: &mut Context<Self>,
1355 ) {
1356 let mut index = self.active_item_index;
1357 if index + 1 < self.items.len() {
1358 index += 1;
1359 } else {
1360 index = 0;
1361 }
1362 self.activate_item(index, true, true, window, cx);
1363 }
1364
1365 pub fn swap_item_left(
1366 &mut self,
1367 _: &SwapItemLeft,
1368 window: &mut Window,
1369 cx: &mut Context<Self>,
1370 ) {
1371 let index = self.active_item_index;
1372 if index == 0 {
1373 return;
1374 }
1375
1376 self.items.swap(index, index - 1);
1377 self.activate_item(index - 1, true, true, window, cx);
1378 }
1379
1380 pub fn swap_item_right(
1381 &mut self,
1382 _: &SwapItemRight,
1383 window: &mut Window,
1384 cx: &mut Context<Self>,
1385 ) {
1386 let index = self.active_item_index;
1387 if index + 1 >= self.items.len() {
1388 return;
1389 }
1390
1391 self.items.swap(index, index + 1);
1392 self.activate_item(index + 1, true, true, window, cx);
1393 }
1394
1395 pub fn activate_last_item(
1396 &mut self,
1397 _: &ActivateLastItem,
1398 window: &mut Window,
1399 cx: &mut Context<Self>,
1400 ) {
1401 let index = self.items.len().saturating_sub(1);
1402 self.activate_item(index, true, true, window, cx);
1403 }
1404
1405 pub fn close_active_item(
1406 &mut self,
1407 action: &CloseActiveItem,
1408 window: &mut Window,
1409 cx: &mut Context<Self>,
1410 ) -> Task<Result<()>> {
1411 if self.items.is_empty() {
1412 // Close the window when there's no active items to close, if configured
1413 if WorkspaceSettings::get_global(cx)
1414 .when_closing_with_no_tabs
1415 .should_close()
1416 {
1417 window.dispatch_action(Box::new(CloseWindow), cx);
1418 }
1419
1420 return Task::ready(Ok(()));
1421 }
1422 if self.is_tab_pinned(self.active_item_index) && !action.close_pinned {
1423 // Activate any non-pinned tab in same pane
1424 let non_pinned_tab_index = self
1425 .items()
1426 .enumerate()
1427 .find(|(index, _item)| !self.is_tab_pinned(*index))
1428 .map(|(index, _item)| index);
1429 if let Some(index) = non_pinned_tab_index {
1430 self.activate_item(index, false, false, window, cx);
1431 return Task::ready(Ok(()));
1432 }
1433
1434 // Activate any non-pinned tab in different pane
1435 let current_pane = cx.entity();
1436 self.workspace
1437 .update(cx, |workspace, cx| {
1438 let panes = workspace.center.panes();
1439 let pane_with_unpinned_tab = panes.iter().find(|pane| {
1440 if **pane == ¤t_pane {
1441 return false;
1442 }
1443 pane.read(cx).has_unpinned_tabs()
1444 });
1445 if let Some(pane) = pane_with_unpinned_tab {
1446 pane.update(cx, |pane, cx| pane.activate_unpinned_tab(window, cx));
1447 }
1448 })
1449 .ok();
1450
1451 return Task::ready(Ok(()));
1452 };
1453
1454 let active_item_id = self.active_item_id();
1455
1456 self.close_item_by_id(
1457 active_item_id,
1458 action.save_intent.unwrap_or(SaveIntent::Close),
1459 window,
1460 cx,
1461 )
1462 }
1463
1464 pub fn close_item_by_id(
1465 &mut self,
1466 item_id_to_close: EntityId,
1467 save_intent: SaveIntent,
1468 window: &mut Window,
1469 cx: &mut Context<Self>,
1470 ) -> Task<Result<()>> {
1471 self.close_items(window, cx, save_intent, move |view_id| {
1472 view_id == item_id_to_close
1473 })
1474 }
1475
1476 pub fn close_other_items(
1477 &mut self,
1478 action: &CloseOtherItems,
1479 target_item_id: Option<EntityId>,
1480 window: &mut Window,
1481 cx: &mut Context<Self>,
1482 ) -> Task<Result<()>> {
1483 if self.items.is_empty() {
1484 return Task::ready(Ok(()));
1485 }
1486
1487 let active_item_id = match target_item_id {
1488 Some(result) => result,
1489 None => self.active_item_id(),
1490 };
1491
1492 let pinned_item_ids = self.pinned_item_ids();
1493
1494 self.close_items(
1495 window,
1496 cx,
1497 action.save_intent.unwrap_or(SaveIntent::Close),
1498 move |item_id| {
1499 item_id != active_item_id
1500 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1501 },
1502 )
1503 }
1504
1505 pub fn close_multibuffer_items(
1506 &mut self,
1507 action: &CloseMultibufferItems,
1508 window: &mut Window,
1509 cx: &mut Context<Self>,
1510 ) -> Task<Result<()>> {
1511 if self.items.is_empty() {
1512 return Task::ready(Ok(()));
1513 }
1514
1515 let pinned_item_ids = self.pinned_item_ids();
1516 let multibuffer_items = self.multibuffer_item_ids(cx);
1517
1518 self.close_items(
1519 window,
1520 cx,
1521 action.save_intent.unwrap_or(SaveIntent::Close),
1522 move |item_id| {
1523 (action.close_pinned || !pinned_item_ids.contains(&item_id))
1524 && multibuffer_items.contains(&item_id)
1525 },
1526 )
1527 }
1528
1529 pub fn close_clean_items(
1530 &mut self,
1531 action: &CloseCleanItems,
1532 window: &mut Window,
1533 cx: &mut Context<Self>,
1534 ) -> Task<Result<()>> {
1535 if self.items.is_empty() {
1536 return Task::ready(Ok(()));
1537 }
1538
1539 let clean_item_ids = self.clean_item_ids(cx);
1540 let pinned_item_ids = self.pinned_item_ids();
1541
1542 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1543 clean_item_ids.contains(&item_id)
1544 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1545 })
1546 }
1547
1548 pub fn close_items_to_the_left_by_id(
1549 &mut self,
1550 item_id: Option<EntityId>,
1551 action: &CloseItemsToTheLeft,
1552 window: &mut Window,
1553 cx: &mut Context<Self>,
1554 ) -> Task<Result<()>> {
1555 self.close_items_to_the_side_by_id(item_id, Side::Left, action.close_pinned, window, cx)
1556 }
1557
1558 pub fn close_items_to_the_right_by_id(
1559 &mut self,
1560 item_id: Option<EntityId>,
1561 action: &CloseItemsToTheRight,
1562 window: &mut Window,
1563 cx: &mut Context<Self>,
1564 ) -> Task<Result<()>> {
1565 self.close_items_to_the_side_by_id(item_id, Side::Right, action.close_pinned, window, cx)
1566 }
1567
1568 pub fn close_items_to_the_side_by_id(
1569 &mut self,
1570 item_id: Option<EntityId>,
1571 side: Side,
1572 close_pinned: bool,
1573 window: &mut Window,
1574 cx: &mut Context<Self>,
1575 ) -> Task<Result<()>> {
1576 if self.items.is_empty() {
1577 return Task::ready(Ok(()));
1578 }
1579
1580 let item_id = item_id.unwrap_or_else(|| self.active_item_id());
1581 let to_the_side_item_ids = self.to_the_side_item_ids(item_id, side);
1582 let pinned_item_ids = self.pinned_item_ids();
1583
1584 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1585 to_the_side_item_ids.contains(&item_id)
1586 && (close_pinned || !pinned_item_ids.contains(&item_id))
1587 })
1588 }
1589
1590 pub fn close_all_items(
1591 &mut self,
1592 action: &CloseAllItems,
1593 window: &mut Window,
1594 cx: &mut Context<Self>,
1595 ) -> Task<Result<()>> {
1596 if self.items.is_empty() {
1597 return Task::ready(Ok(()));
1598 }
1599
1600 let pinned_item_ids = self.pinned_item_ids();
1601
1602 self.close_items(
1603 window,
1604 cx,
1605 action.save_intent.unwrap_or(SaveIntent::Close),
1606 |item_id| action.close_pinned || !pinned_item_ids.contains(&item_id),
1607 )
1608 }
1609
1610 fn close_items_on_item_open(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1611 let target = self.max_tabs.map(|m| m.get());
1612 let protect_active_item = false;
1613 self.close_items_to_target_count(target, protect_active_item, window, cx);
1614 }
1615
1616 fn close_items_on_settings_change(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1617 let target = self.max_tabs.map(|m| m.get() + 1);
1618 // The active item in this case is the settings.json file, which should be protected from being closed
1619 let protect_active_item = true;
1620 self.close_items_to_target_count(target, protect_active_item, window, cx);
1621 }
1622
1623 fn close_items_to_target_count(
1624 &mut self,
1625 target_count: Option<usize>,
1626 protect_active_item: bool,
1627 window: &mut Window,
1628 cx: &mut Context<Self>,
1629 ) {
1630 let Some(target_count) = target_count else {
1631 return;
1632 };
1633
1634 let mut index_list = Vec::new();
1635 let mut items_len = self.items_len();
1636 let mut indexes: HashMap<EntityId, usize> = HashMap::default();
1637 let active_ix = self.active_item_index();
1638
1639 for (index, item) in self.items.iter().enumerate() {
1640 indexes.insert(item.item_id(), index);
1641 }
1642
1643 // Close least recently used items to reach target count.
1644 // The target count is allowed to be exceeded, as we protect pinned
1645 // items, dirty items, and sometimes, the active item.
1646 for entry in self.activation_history.iter() {
1647 if items_len < target_count {
1648 break;
1649 }
1650
1651 let Some(&index) = indexes.get(&entry.entity_id) else {
1652 continue;
1653 };
1654
1655 if protect_active_item && index == active_ix {
1656 continue;
1657 }
1658
1659 if let Some(true) = self.items.get(index).map(|item| item.is_dirty(cx)) {
1660 continue;
1661 }
1662
1663 if self.is_tab_pinned(index) {
1664 continue;
1665 }
1666
1667 index_list.push(index);
1668 items_len -= 1;
1669 }
1670 // The sort and reverse is necessary since we remove items
1671 // using their index position, hence removing from the end
1672 // of the list first to avoid changing indexes.
1673 index_list.sort_unstable();
1674 index_list
1675 .iter()
1676 .rev()
1677 .for_each(|&index| self._remove_item(index, false, false, None, window, cx));
1678 }
1679
1680 // Usually when you close an item that has unsaved changes, we prompt you to
1681 // save it. That said, if you still have the buffer open in a different pane
1682 // we can close this one without fear of losing data.
1683 pub fn skip_save_on_close(item: &dyn ItemHandle, workspace: &Workspace, cx: &App) -> bool {
1684 let mut dirty_project_item_ids = Vec::new();
1685 item.for_each_project_item(cx, &mut |project_item_id, project_item| {
1686 if project_item.is_dirty() {
1687 dirty_project_item_ids.push(project_item_id);
1688 }
1689 });
1690 if dirty_project_item_ids.is_empty() {
1691 return !(item.buffer_kind(cx) == ItemBufferKind::Singleton && item.is_dirty(cx));
1692 }
1693
1694 for open_item in workspace.items(cx) {
1695 if open_item.item_id() == item.item_id() {
1696 continue;
1697 }
1698 if open_item.buffer_kind(cx) != ItemBufferKind::Singleton {
1699 continue;
1700 }
1701 let other_project_item_ids = open_item.project_item_model_ids(cx);
1702 dirty_project_item_ids.retain(|id| !other_project_item_ids.contains(id));
1703 }
1704 dirty_project_item_ids.is_empty()
1705 }
1706
1707 pub(super) fn file_names_for_prompt(
1708 items: &mut dyn Iterator<Item = &Box<dyn ItemHandle>>,
1709 cx: &App,
1710 ) -> String {
1711 let mut file_names = BTreeSet::default();
1712 for item in items {
1713 item.for_each_project_item(cx, &mut |_, project_item| {
1714 if !project_item.is_dirty() {
1715 return;
1716 }
1717 let filename = project_item
1718 .project_path(cx)
1719 .and_then(|path| path.path.file_name().map(ToOwned::to_owned));
1720 file_names.insert(filename.unwrap_or("untitled".to_string()));
1721 });
1722 }
1723 if file_names.len() > 6 {
1724 format!(
1725 "{}\n.. and {} more",
1726 file_names.iter().take(5).join("\n"),
1727 file_names.len() - 5
1728 )
1729 } else {
1730 file_names.into_iter().join("\n")
1731 }
1732 }
1733
1734 pub fn close_items(
1735 &self,
1736 window: &mut Window,
1737 cx: &mut Context<Pane>,
1738 mut save_intent: SaveIntent,
1739 should_close: impl Fn(EntityId) -> bool,
1740 ) -> Task<Result<()>> {
1741 // Find the items to close.
1742 let mut items_to_close = Vec::new();
1743 for item in &self.items {
1744 if should_close(item.item_id()) {
1745 items_to_close.push(item.boxed_clone());
1746 }
1747 }
1748
1749 let active_item_id = self.active_item().map(|item| item.item_id());
1750
1751 items_to_close.sort_by_key(|item| {
1752 let path = item.project_path(cx);
1753 // Put the currently active item at the end, because if the currently active item is not closed last
1754 // closing the currently active item will cause the focus to switch to another item
1755 // This will cause Zed to expand the content of the currently active item
1756 //
1757 // Beyond that sort in order of project path, with untitled files and multibuffers coming last.
1758 (active_item_id == Some(item.item_id()), path.is_none(), path)
1759 });
1760
1761 let workspace = self.workspace.clone();
1762 let Some(project) = self.project.upgrade() else {
1763 return Task::ready(Ok(()));
1764 };
1765 cx.spawn_in(window, async move |pane, cx| {
1766 let dirty_items = workspace.update(cx, |workspace, cx| {
1767 items_to_close
1768 .iter()
1769 .filter(|item| {
1770 item.is_dirty(cx) && !Self::skip_save_on_close(item.as_ref(), workspace, cx)
1771 })
1772 .map(|item| item.boxed_clone())
1773 .collect::<Vec<_>>()
1774 })?;
1775
1776 if save_intent == SaveIntent::Close && dirty_items.len() > 1 {
1777 let answer = pane.update_in(cx, |_, window, cx| {
1778 let detail = Self::file_names_for_prompt(&mut dirty_items.iter(), cx);
1779 window.prompt(
1780 PromptLevel::Warning,
1781 "Do you want to save changes to the following files?",
1782 Some(&detail),
1783 &["Save all", "Discard all", "Cancel"],
1784 cx,
1785 )
1786 })?;
1787 match answer.await {
1788 Ok(0) => save_intent = SaveIntent::SaveAll,
1789 Ok(1) => save_intent = SaveIntent::Skip,
1790 Ok(2) => return Ok(()),
1791 _ => {}
1792 }
1793 }
1794
1795 for item_to_close in items_to_close {
1796 let mut should_save = true;
1797 if save_intent == SaveIntent::Close {
1798 workspace.update(cx, |workspace, cx| {
1799 if Self::skip_save_on_close(item_to_close.as_ref(), workspace, cx) {
1800 should_save = false;
1801 }
1802 })?;
1803 }
1804
1805 if should_save {
1806 match Self::save_item(project.clone(), &pane, &*item_to_close, save_intent, cx)
1807 .await
1808 {
1809 Ok(success) => {
1810 if !success {
1811 break;
1812 }
1813 }
1814 Err(err) => {
1815 let answer = pane.update_in(cx, |_, window, cx| {
1816 let detail = Self::file_names_for_prompt(
1817 &mut [&item_to_close].into_iter(),
1818 cx,
1819 );
1820 window.prompt(
1821 PromptLevel::Warning,
1822 &format!("Unable to save file: {}", &err),
1823 Some(&detail),
1824 &["Close Without Saving", "Cancel"],
1825 cx,
1826 )
1827 })?;
1828 match answer.await {
1829 Ok(0) => {}
1830 Ok(1..) | Err(_) => break,
1831 }
1832 }
1833 }
1834 }
1835
1836 // Remove the item from the pane.
1837 pane.update_in(cx, |pane, window, cx| {
1838 pane.remove_item(
1839 item_to_close.item_id(),
1840 false,
1841 pane.close_pane_if_empty,
1842 window,
1843 cx,
1844 );
1845 })
1846 .ok();
1847 }
1848
1849 pane.update(cx, |_, cx| cx.notify()).ok();
1850 Ok(())
1851 })
1852 }
1853
1854 pub fn take_active_item(
1855 &mut self,
1856 window: &mut Window,
1857 cx: &mut Context<Self>,
1858 ) -> Option<Box<dyn ItemHandle>> {
1859 let item = self.active_item()?;
1860 self.remove_item(item.item_id(), false, false, window, cx);
1861 Some(item)
1862 }
1863
1864 pub fn remove_item(
1865 &mut self,
1866 item_id: EntityId,
1867 activate_pane: bool,
1868 close_pane_if_empty: bool,
1869 window: &mut Window,
1870 cx: &mut Context<Self>,
1871 ) {
1872 let Some(item_index) = self.index_for_item_id(item_id) else {
1873 return;
1874 };
1875 self._remove_item(
1876 item_index,
1877 activate_pane,
1878 close_pane_if_empty,
1879 None,
1880 window,
1881 cx,
1882 )
1883 }
1884
1885 pub fn remove_item_and_focus_on_pane(
1886 &mut self,
1887 item_index: usize,
1888 activate_pane: bool,
1889 focus_on_pane_if_closed: Entity<Pane>,
1890 window: &mut Window,
1891 cx: &mut Context<Self>,
1892 ) {
1893 self._remove_item(
1894 item_index,
1895 activate_pane,
1896 true,
1897 Some(focus_on_pane_if_closed),
1898 window,
1899 cx,
1900 )
1901 }
1902
1903 fn _remove_item(
1904 &mut self,
1905 item_index: usize,
1906 activate_pane: bool,
1907 close_pane_if_empty: bool,
1908 focus_on_pane_if_closed: Option<Entity<Pane>>,
1909 window: &mut Window,
1910 cx: &mut Context<Self>,
1911 ) {
1912 let activate_on_close = &ItemSettings::get_global(cx).activate_on_close;
1913 self.activation_history
1914 .retain(|entry| entry.entity_id != self.items[item_index].item_id());
1915
1916 if self.is_tab_pinned(item_index) {
1917 self.pinned_tab_count -= 1;
1918 }
1919 if item_index == self.active_item_index {
1920 let left_neighbour_index = || item_index.min(self.items.len()).saturating_sub(1);
1921 let index_to_activate = match activate_on_close {
1922 ActivateOnClose::History => self
1923 .activation_history
1924 .pop()
1925 .and_then(|last_activated_item| {
1926 self.items.iter().enumerate().find_map(|(index, item)| {
1927 (item.item_id() == last_activated_item.entity_id).then_some(index)
1928 })
1929 })
1930 // We didn't have a valid activation history entry, so fallback
1931 // to activating the item to the left
1932 .unwrap_or_else(left_neighbour_index),
1933 ActivateOnClose::Neighbour => {
1934 self.activation_history.pop();
1935 if item_index + 1 < self.items.len() {
1936 item_index + 1
1937 } else {
1938 item_index.saturating_sub(1)
1939 }
1940 }
1941 ActivateOnClose::LeftNeighbour => {
1942 self.activation_history.pop();
1943 left_neighbour_index()
1944 }
1945 };
1946
1947 let should_activate = activate_pane || self.has_focus(window, cx);
1948 if self.items.len() == 1 && should_activate {
1949 self.focus_handle.focus(window);
1950 } else {
1951 self.activate_item(
1952 index_to_activate,
1953 should_activate,
1954 should_activate,
1955 window,
1956 cx,
1957 );
1958 }
1959 }
1960
1961 let item = self.items.remove(item_index);
1962
1963 cx.emit(Event::RemovedItem { item: item.clone() });
1964 if self.items.is_empty() {
1965 item.deactivated(window, cx);
1966 if close_pane_if_empty {
1967 self.update_toolbar(window, cx);
1968 cx.emit(Event::Remove {
1969 focus_on_pane: focus_on_pane_if_closed,
1970 });
1971 }
1972 }
1973
1974 if item_index < self.active_item_index {
1975 self.active_item_index -= 1;
1976 }
1977
1978 let mode = self.nav_history.mode();
1979 self.nav_history.set_mode(NavigationMode::ClosingItem);
1980 item.deactivated(window, cx);
1981 item.on_removed(cx);
1982 self.nav_history.set_mode(mode);
1983
1984 if self.is_active_preview_item(item.item_id()) {
1985 self.set_preview_item_id(None, cx);
1986 }
1987
1988 if let Some(path) = item.project_path(cx) {
1989 let abs_path = self
1990 .nav_history
1991 .0
1992 .lock()
1993 .paths_by_item
1994 .get(&item.item_id())
1995 .and_then(|(_, abs_path)| abs_path.clone());
1996
1997 self.nav_history
1998 .0
1999 .lock()
2000 .paths_by_item
2001 .insert(item.item_id(), (path, abs_path));
2002 } else {
2003 self.nav_history
2004 .0
2005 .lock()
2006 .paths_by_item
2007 .remove(&item.item_id());
2008 }
2009
2010 if self.zoom_out_on_close && self.items.is_empty() && close_pane_if_empty && self.zoomed {
2011 cx.emit(Event::ZoomOut);
2012 }
2013
2014 cx.notify();
2015 }
2016
2017 pub async fn save_item(
2018 project: Entity<Project>,
2019 pane: &WeakEntity<Pane>,
2020 item: &dyn ItemHandle,
2021 save_intent: SaveIntent,
2022 cx: &mut AsyncWindowContext,
2023 ) -> Result<bool> {
2024 const CONFLICT_MESSAGE: &str = "This file has changed on disk since you started editing it. Do you want to overwrite it?";
2025
2026 const DELETED_MESSAGE: &str = "This file has been deleted on disk since you started editing it. Do you want to recreate it?";
2027
2028 let path_style = project.read_with(cx, |project, cx| project.path_style(cx))?;
2029 if save_intent == SaveIntent::Skip {
2030 return Ok(true);
2031 };
2032 let Some(item_ix) = pane
2033 .read_with(cx, |pane, _| pane.index_for_item(item))
2034 .ok()
2035 .flatten()
2036 else {
2037 return Ok(true);
2038 };
2039
2040 let (
2041 mut has_conflict,
2042 mut is_dirty,
2043 mut can_save,
2044 can_save_as,
2045 is_singleton,
2046 has_deleted_file,
2047 ) = cx.update(|_window, cx| {
2048 (
2049 item.has_conflict(cx),
2050 item.is_dirty(cx),
2051 item.can_save(cx),
2052 item.can_save_as(cx),
2053 item.buffer_kind(cx) == ItemBufferKind::Singleton,
2054 item.has_deleted_file(cx),
2055 )
2056 })?;
2057
2058 // when saving a single buffer, we ignore whether or not it's dirty.
2059 if save_intent == SaveIntent::Save || save_intent == SaveIntent::SaveWithoutFormat {
2060 is_dirty = true;
2061 }
2062
2063 if save_intent == SaveIntent::SaveAs {
2064 is_dirty = true;
2065 has_conflict = false;
2066 can_save = false;
2067 }
2068
2069 if save_intent == SaveIntent::Overwrite {
2070 has_conflict = false;
2071 }
2072
2073 let should_format = save_intent != SaveIntent::SaveWithoutFormat;
2074
2075 if has_conflict && can_save {
2076 if has_deleted_file && is_singleton {
2077 let answer = pane.update_in(cx, |pane, window, cx| {
2078 pane.activate_item(item_ix, true, true, window, cx);
2079 window.prompt(
2080 PromptLevel::Warning,
2081 DELETED_MESSAGE,
2082 None,
2083 &["Save", "Close", "Cancel"],
2084 cx,
2085 )
2086 })?;
2087 match answer.await {
2088 Ok(0) => {
2089 pane.update_in(cx, |_, window, cx| {
2090 item.save(
2091 SaveOptions {
2092 format: should_format,
2093 autosave: false,
2094 },
2095 project,
2096 window,
2097 cx,
2098 )
2099 })?
2100 .await?
2101 }
2102 Ok(1) => {
2103 pane.update_in(cx, |pane, window, cx| {
2104 pane.remove_item(item.item_id(), false, true, window, cx)
2105 })?;
2106 }
2107 _ => return Ok(false),
2108 }
2109 return Ok(true);
2110 } else {
2111 let answer = pane.update_in(cx, |pane, window, cx| {
2112 pane.activate_item(item_ix, true, true, window, cx);
2113 window.prompt(
2114 PromptLevel::Warning,
2115 CONFLICT_MESSAGE,
2116 None,
2117 &["Overwrite", "Discard", "Cancel"],
2118 cx,
2119 )
2120 })?;
2121 match answer.await {
2122 Ok(0) => {
2123 pane.update_in(cx, |_, window, cx| {
2124 item.save(
2125 SaveOptions {
2126 format: should_format,
2127 autosave: false,
2128 },
2129 project,
2130 window,
2131 cx,
2132 )
2133 })?
2134 .await?
2135 }
2136 Ok(1) => {
2137 pane.update_in(cx, |_, window, cx| item.reload(project, window, cx))?
2138 .await?
2139 }
2140 _ => return Ok(false),
2141 }
2142 }
2143 } else if is_dirty && (can_save || can_save_as) {
2144 if save_intent == SaveIntent::Close {
2145 let will_autosave = cx.update(|_window, cx| {
2146 item.can_autosave(cx)
2147 && item.workspace_settings(cx).autosave.should_save_on_close()
2148 })?;
2149 if !will_autosave {
2150 let item_id = item.item_id();
2151 let answer_task = pane.update_in(cx, |pane, window, cx| {
2152 if pane.save_modals_spawned.insert(item_id) {
2153 pane.activate_item(item_ix, true, true, window, cx);
2154 let prompt = dirty_message_for(item.project_path(cx), path_style);
2155 Some(window.prompt(
2156 PromptLevel::Warning,
2157 &prompt,
2158 None,
2159 &["Save", "Don't Save", "Cancel"],
2160 cx,
2161 ))
2162 } else {
2163 None
2164 }
2165 })?;
2166 if let Some(answer_task) = answer_task {
2167 let answer = answer_task.await;
2168 pane.update(cx, |pane, _| {
2169 if !pane.save_modals_spawned.remove(&item_id) {
2170 debug_panic!(
2171 "save modal was not present in spawned modals after awaiting for its answer"
2172 )
2173 }
2174 })?;
2175 match answer {
2176 Ok(0) => {}
2177 Ok(1) => {
2178 // Don't save this file
2179 pane.update_in(cx, |pane, _, cx| {
2180 if pane.is_tab_pinned(item_ix) && !item.can_save(cx) {
2181 pane.pinned_tab_count -= 1;
2182 }
2183 })
2184 .log_err();
2185 return Ok(true);
2186 }
2187 _ => return Ok(false), // Cancel
2188 }
2189 } else {
2190 return Ok(false);
2191 }
2192 }
2193 }
2194
2195 if can_save {
2196 pane.update_in(cx, |pane, window, cx| {
2197 if pane.is_active_preview_item(item.item_id()) {
2198 pane.set_preview_item_id(None, cx);
2199 }
2200 item.save(
2201 SaveOptions {
2202 format: should_format,
2203 autosave: false,
2204 },
2205 project,
2206 window,
2207 cx,
2208 )
2209 })?
2210 .await?;
2211 } else if can_save_as && is_singleton {
2212 let suggested_name =
2213 cx.update(|_window, cx| item.suggested_filename(cx).to_string())?;
2214 let new_path = pane.update_in(cx, |pane, window, cx| {
2215 pane.activate_item(item_ix, true, true, window, cx);
2216 pane.workspace.update(cx, |workspace, cx| {
2217 let lister = if workspace.project().read(cx).is_local() {
2218 DirectoryLister::Local(
2219 workspace.project().clone(),
2220 workspace.app_state().fs.clone(),
2221 )
2222 } else {
2223 DirectoryLister::Project(workspace.project().clone())
2224 };
2225 workspace.prompt_for_new_path(lister, Some(suggested_name), window, cx)
2226 })
2227 })??;
2228 let Some(new_path) = new_path.await.ok().flatten().into_iter().flatten().next()
2229 else {
2230 return Ok(false);
2231 };
2232
2233 let project_path = pane
2234 .update(cx, |pane, cx| {
2235 pane.project
2236 .update(cx, |project, cx| {
2237 project.find_or_create_worktree(new_path, true, cx)
2238 })
2239 .ok()
2240 })
2241 .ok()
2242 .flatten();
2243 let save_task = if let Some(project_path) = project_path {
2244 let (worktree, path) = project_path.await?;
2245 let worktree_id = worktree.read_with(cx, |worktree, _| worktree.id())?;
2246 let new_path = ProjectPath {
2247 worktree_id,
2248 path: path,
2249 };
2250
2251 pane.update_in(cx, |pane, window, cx| {
2252 if let Some(item) = pane.item_for_path(new_path.clone(), cx) {
2253 pane.remove_item(item.item_id(), false, false, window, cx);
2254 }
2255
2256 item.save_as(project, new_path, window, cx)
2257 })?
2258 } else {
2259 return Ok(false);
2260 };
2261
2262 save_task.await?;
2263 return Ok(true);
2264 }
2265 }
2266
2267 pane.update(cx, |_, cx| {
2268 cx.emit(Event::UserSavedItem {
2269 item: item.downgrade_item(),
2270 save_intent,
2271 });
2272 true
2273 })
2274 }
2275
2276 pub fn autosave_item(
2277 item: &dyn ItemHandle,
2278 project: Entity<Project>,
2279 window: &mut Window,
2280 cx: &mut App,
2281 ) -> Task<Result<()>> {
2282 let format = !matches!(
2283 item.workspace_settings(cx).autosave,
2284 AutosaveSetting::AfterDelay { .. }
2285 );
2286 if item.can_autosave(cx) {
2287 item.save(
2288 SaveOptions {
2289 format,
2290 autosave: true,
2291 },
2292 project,
2293 window,
2294 cx,
2295 )
2296 } else {
2297 Task::ready(Ok(()))
2298 }
2299 }
2300
2301 pub fn focus_active_item(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2302 if let Some(active_item) = self.active_item() {
2303 let focus_handle = active_item.item_focus_handle(cx);
2304 window.focus(&focus_handle);
2305 }
2306 }
2307
2308 pub fn split(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2309 cx.emit(Event::Split {
2310 direction,
2311 clone_active_item: true,
2312 });
2313 }
2314
2315 pub fn split_and_move(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2316 if self.items.len() > 1 {
2317 cx.emit(Event::Split {
2318 direction,
2319 clone_active_item: false,
2320 });
2321 }
2322 }
2323
2324 pub fn toolbar(&self) -> &Entity<Toolbar> {
2325 &self.toolbar
2326 }
2327
2328 pub fn handle_deleted_project_item(
2329 &mut self,
2330 entry_id: ProjectEntryId,
2331 window: &mut Window,
2332 cx: &mut Context<Pane>,
2333 ) -> Option<()> {
2334 let item_id = self.items().find_map(|item| {
2335 if item.buffer_kind(cx) == ItemBufferKind::Singleton
2336 && item.project_entry_ids(cx).as_slice() == [entry_id]
2337 {
2338 Some(item.item_id())
2339 } else {
2340 None
2341 }
2342 })?;
2343
2344 self.remove_item(item_id, false, true, window, cx);
2345 self.nav_history.remove_item(item_id);
2346
2347 Some(())
2348 }
2349
2350 fn update_toolbar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2351 let active_item = self
2352 .items
2353 .get(self.active_item_index)
2354 .map(|item| item.as_ref());
2355 self.toolbar.update(cx, |toolbar, cx| {
2356 toolbar.set_active_item(active_item, window, cx);
2357 });
2358 }
2359
2360 fn update_status_bar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2361 let workspace = self.workspace.clone();
2362 let pane = cx.entity();
2363
2364 window.defer(cx, move |window, cx| {
2365 let Ok(status_bar) =
2366 workspace.read_with(cx, |workspace, _| workspace.status_bar.clone())
2367 else {
2368 return;
2369 };
2370
2371 status_bar.update(cx, move |status_bar, cx| {
2372 status_bar.set_active_pane(&pane, window, cx);
2373 });
2374 });
2375 }
2376
2377 fn entry_abs_path(&self, entry: ProjectEntryId, cx: &App) -> Option<PathBuf> {
2378 let worktree = self
2379 .workspace
2380 .upgrade()?
2381 .read(cx)
2382 .project()
2383 .read(cx)
2384 .worktree_for_entry(entry, cx)?
2385 .read(cx);
2386 let entry = worktree.entry_for_id(entry)?;
2387 Some(match &entry.canonical_path {
2388 Some(canonical_path) => canonical_path.to_path_buf(),
2389 None => worktree.absolutize(&entry.path),
2390 })
2391 }
2392
2393 pub fn icon_color(selected: bool) -> Color {
2394 if selected {
2395 Color::Default
2396 } else {
2397 Color::Muted
2398 }
2399 }
2400
2401 fn toggle_pin_tab(&mut self, _: &TogglePinTab, window: &mut Window, cx: &mut Context<Self>) {
2402 if self.items.is_empty() {
2403 return;
2404 }
2405 let active_tab_ix = self.active_item_index();
2406 if self.is_tab_pinned(active_tab_ix) {
2407 self.unpin_tab_at(active_tab_ix, window, cx);
2408 } else {
2409 self.pin_tab_at(active_tab_ix, window, cx);
2410 }
2411 }
2412
2413 fn unpin_all_tabs(&mut self, _: &UnpinAllTabs, window: &mut Window, cx: &mut Context<Self>) {
2414 if self.items.is_empty() {
2415 return;
2416 }
2417
2418 let pinned_item_ids = self.pinned_item_ids().into_iter().rev();
2419
2420 for pinned_item_id in pinned_item_ids {
2421 if let Some(ix) = self.index_for_item_id(pinned_item_id) {
2422 self.unpin_tab_at(ix, window, cx);
2423 }
2424 }
2425 }
2426
2427 fn pin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2428 self.change_tab_pin_state(ix, PinOperation::Pin, window, cx);
2429 }
2430
2431 fn unpin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2432 self.change_tab_pin_state(ix, PinOperation::Unpin, window, cx);
2433 }
2434
2435 fn change_tab_pin_state(
2436 &mut self,
2437 ix: usize,
2438 operation: PinOperation,
2439 window: &mut Window,
2440 cx: &mut Context<Self>,
2441 ) {
2442 maybe!({
2443 let pane = cx.entity();
2444
2445 let destination_index = match operation {
2446 PinOperation::Pin => self.pinned_tab_count.min(ix),
2447 PinOperation::Unpin => self.pinned_tab_count.checked_sub(1)?,
2448 };
2449
2450 let id = self.item_for_index(ix)?.item_id();
2451 let should_activate = ix == self.active_item_index;
2452
2453 if matches!(operation, PinOperation::Pin) && self.is_active_preview_item(id) {
2454 self.set_preview_item_id(None, cx);
2455 }
2456
2457 match operation {
2458 PinOperation::Pin => self.pinned_tab_count += 1,
2459 PinOperation::Unpin => self.pinned_tab_count -= 1,
2460 }
2461
2462 if ix == destination_index {
2463 cx.notify();
2464 } else {
2465 self.workspace
2466 .update(cx, |_, cx| {
2467 cx.defer_in(window, move |_, window, cx| {
2468 move_item(
2469 &pane,
2470 &pane,
2471 id,
2472 destination_index,
2473 should_activate,
2474 window,
2475 cx,
2476 );
2477 });
2478 })
2479 .ok()?;
2480 }
2481
2482 let event = match operation {
2483 PinOperation::Pin => Event::ItemPinned,
2484 PinOperation::Unpin => Event::ItemUnpinned,
2485 };
2486
2487 cx.emit(event);
2488
2489 Some(())
2490 });
2491 }
2492
2493 fn is_tab_pinned(&self, ix: usize) -> bool {
2494 self.pinned_tab_count > ix
2495 }
2496
2497 fn has_unpinned_tabs(&self) -> bool {
2498 self.pinned_tab_count < self.items.len()
2499 }
2500
2501 fn activate_unpinned_tab(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2502 if self.items.is_empty() {
2503 return;
2504 }
2505 let Some(index) = self
2506 .items()
2507 .enumerate()
2508 .find_map(|(index, _item)| (!self.is_tab_pinned(index)).then_some(index))
2509 else {
2510 return;
2511 };
2512 self.activate_item(index, true, true, window, cx);
2513 }
2514
2515 fn render_tab(
2516 &self,
2517 ix: usize,
2518 item: &dyn ItemHandle,
2519 detail: usize,
2520 focus_handle: &FocusHandle,
2521 window: &mut Window,
2522 cx: &mut Context<Pane>,
2523 ) -> impl IntoElement + use<> {
2524 let is_active = ix == self.active_item_index;
2525 let is_preview = self
2526 .preview_item_id
2527 .map(|id| id == item.item_id())
2528 .unwrap_or(false);
2529
2530 let label = item.tab_content(
2531 TabContentParams {
2532 detail: Some(detail),
2533 selected: is_active,
2534 preview: is_preview,
2535 deemphasized: !self.has_focus(window, cx),
2536 },
2537 window,
2538 cx,
2539 );
2540
2541 let item_diagnostic = item
2542 .project_path(cx)
2543 .map_or(None, |project_path| self.diagnostics.get(&project_path));
2544
2545 let decorated_icon = item_diagnostic.map_or(None, |diagnostic| {
2546 let icon = match item.tab_icon(window, cx) {
2547 Some(icon) => icon,
2548 None => return None,
2549 };
2550
2551 let knockout_item_color = if is_active {
2552 cx.theme().colors().tab_active_background
2553 } else {
2554 cx.theme().colors().tab_bar_background
2555 };
2556
2557 let (icon_decoration, icon_color) = if matches!(diagnostic, &DiagnosticSeverity::ERROR)
2558 {
2559 (IconDecorationKind::X, Color::Error)
2560 } else {
2561 (IconDecorationKind::Triangle, Color::Warning)
2562 };
2563
2564 Some(DecoratedIcon::new(
2565 icon.size(IconSize::Small).color(Color::Muted),
2566 Some(
2567 IconDecoration::new(icon_decoration, knockout_item_color, cx)
2568 .color(icon_color.color(cx))
2569 .position(Point {
2570 x: px(-2.),
2571 y: px(-2.),
2572 }),
2573 ),
2574 ))
2575 });
2576
2577 let icon = if decorated_icon.is_none() {
2578 match item_diagnostic {
2579 Some(&DiagnosticSeverity::ERROR) => None,
2580 Some(&DiagnosticSeverity::WARNING) => None,
2581 _ => item
2582 .tab_icon(window, cx)
2583 .map(|icon| icon.color(Color::Muted)),
2584 }
2585 .map(|icon| icon.size(IconSize::Small))
2586 } else {
2587 None
2588 };
2589
2590 let settings = ItemSettings::get_global(cx);
2591 let close_side = &settings.close_position;
2592 let show_close_button = &settings.show_close_button;
2593 let indicator = render_item_indicator(item.boxed_clone(), cx);
2594 let item_id = item.item_id();
2595 let is_first_item = ix == 0;
2596 let is_last_item = ix == self.items.len() - 1;
2597 let is_pinned = self.is_tab_pinned(ix);
2598 let position_relative_to_active_item = ix.cmp(&self.active_item_index);
2599
2600 let tab = Tab::new(ix)
2601 .position(if is_first_item {
2602 TabPosition::First
2603 } else if is_last_item {
2604 TabPosition::Last
2605 } else {
2606 TabPosition::Middle(position_relative_to_active_item)
2607 })
2608 .close_side(match close_side {
2609 ClosePosition::Left => ui::TabCloseSide::Start,
2610 ClosePosition::Right => ui::TabCloseSide::End,
2611 })
2612 .toggle_state(is_active)
2613 .on_click(cx.listener(move |pane: &mut Self, _, window, cx| {
2614 pane.activate_item(ix, true, true, window, cx)
2615 }))
2616 // TODO: This should be a click listener with the middle mouse button instead of a mouse down listener.
2617 .on_mouse_down(
2618 MouseButton::Middle,
2619 cx.listener(move |pane, _event, window, cx| {
2620 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2621 .detach_and_log_err(cx);
2622 }),
2623 )
2624 .on_mouse_down(
2625 MouseButton::Left,
2626 cx.listener(move |pane, event: &MouseDownEvent, _, cx| {
2627 if let Some(id) = pane.preview_item_id
2628 && id == item_id
2629 && event.click_count > 1
2630 {
2631 pane.set_preview_item_id(None, cx);
2632 }
2633 }),
2634 )
2635 .on_drag(
2636 DraggedTab {
2637 item: item.boxed_clone(),
2638 pane: cx.entity(),
2639 detail,
2640 is_active,
2641 ix,
2642 },
2643 |tab, _, _, cx| cx.new(|_| tab.clone()),
2644 )
2645 .drag_over::<DraggedTab>(move |tab, dragged_tab: &DraggedTab, _, cx| {
2646 let mut styled_tab = tab
2647 .bg(cx.theme().colors().drop_target_background)
2648 .border_color(cx.theme().colors().drop_target_border)
2649 .border_0();
2650
2651 if ix < dragged_tab.ix {
2652 styled_tab = styled_tab.border_l_2();
2653 } else if ix > dragged_tab.ix {
2654 styled_tab = styled_tab.border_r_2();
2655 }
2656
2657 styled_tab
2658 })
2659 .drag_over::<DraggedSelection>(|tab, _, _, cx| {
2660 tab.bg(cx.theme().colors().drop_target_background)
2661 })
2662 .when_some(self.can_drop_predicate.clone(), |this, p| {
2663 this.can_drop(move |a, window, cx| p(a, window, cx))
2664 })
2665 .on_drop(
2666 cx.listener(move |this, dragged_tab: &DraggedTab, window, cx| {
2667 this.drag_split_direction = None;
2668 this.handle_tab_drop(dragged_tab, ix, window, cx)
2669 }),
2670 )
2671 .on_drop(
2672 cx.listener(move |this, selection: &DraggedSelection, window, cx| {
2673 this.drag_split_direction = None;
2674 this.handle_dragged_selection_drop(selection, Some(ix), window, cx)
2675 }),
2676 )
2677 .on_drop(cx.listener(move |this, paths, window, cx| {
2678 this.drag_split_direction = None;
2679 this.handle_external_paths_drop(paths, window, cx)
2680 }))
2681 .when_some(item.tab_tooltip_content(cx), |tab, content| match content {
2682 TabTooltipContent::Text(text) => tab.tooltip(Tooltip::text(text)),
2683 TabTooltipContent::Custom(element_fn) => {
2684 tab.tooltip(move |window, cx| element_fn(window, cx))
2685 }
2686 })
2687 .start_slot::<Indicator>(indicator)
2688 .map(|this| {
2689 let end_slot_action: &'static dyn Action;
2690 let end_slot_tooltip_text: &'static str;
2691 let end_slot = if is_pinned {
2692 end_slot_action = &TogglePinTab;
2693 end_slot_tooltip_text = "Unpin Tab";
2694 IconButton::new("unpin tab", IconName::Pin)
2695 .shape(IconButtonShape::Square)
2696 .icon_color(Color::Muted)
2697 .size(ButtonSize::None)
2698 .icon_size(IconSize::Small)
2699 .on_click(cx.listener(move |pane, _, window, cx| {
2700 pane.unpin_tab_at(ix, window, cx);
2701 }))
2702 } else {
2703 end_slot_action = &CloseActiveItem {
2704 save_intent: None,
2705 close_pinned: false,
2706 };
2707 end_slot_tooltip_text = "Close Tab";
2708 match show_close_button {
2709 ShowCloseButton::Always => IconButton::new("close tab", IconName::Close),
2710 ShowCloseButton::Hover => {
2711 IconButton::new("close tab", IconName::Close).visible_on_hover("")
2712 }
2713 ShowCloseButton::Hidden => return this,
2714 }
2715 .shape(IconButtonShape::Square)
2716 .icon_color(Color::Muted)
2717 .size(ButtonSize::None)
2718 .icon_size(IconSize::Small)
2719 .on_click(cx.listener(move |pane, _, window, cx| {
2720 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2721 .detach_and_log_err(cx);
2722 }))
2723 }
2724 .map(|this| {
2725 if is_active {
2726 let focus_handle = focus_handle.clone();
2727 this.tooltip(move |window, cx| {
2728 Tooltip::for_action_in(
2729 end_slot_tooltip_text,
2730 end_slot_action,
2731 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
2732 cx,
2733 )
2734 })
2735 } else {
2736 this.tooltip(Tooltip::text(end_slot_tooltip_text))
2737 }
2738 });
2739 this.end_slot(end_slot)
2740 })
2741 .child(
2742 h_flex()
2743 .gap_1()
2744 .items_center()
2745 .children(
2746 std::iter::once(if let Some(decorated_icon) = decorated_icon {
2747 Some(div().child(decorated_icon.into_any_element()))
2748 } else {
2749 icon.map(|icon| div().child(icon.into_any_element()))
2750 })
2751 .flatten(),
2752 )
2753 .child(label),
2754 );
2755
2756 let single_entry_to_resolve = (self.items[ix].buffer_kind(cx) == ItemBufferKind::Singleton)
2757 .then(|| self.items[ix].project_entry_ids(cx).get(0).copied())
2758 .flatten();
2759
2760 let total_items = self.items.len();
2761 let has_multibuffer_items = self
2762 .items
2763 .iter()
2764 .any(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer);
2765 let has_items_to_left = ix > 0;
2766 let has_items_to_right = ix < total_items - 1;
2767 let has_clean_items = self.items.iter().any(|item| !item.is_dirty(cx));
2768 let is_pinned = self.is_tab_pinned(ix);
2769 let pane = cx.entity().downgrade();
2770 let menu_context = item.item_focus_handle(cx);
2771 right_click_menu(ix)
2772 .trigger(|_, _, _| tab)
2773 .menu(move |window, cx| {
2774 let pane = pane.clone();
2775 let menu_context = menu_context.clone();
2776 ContextMenu::build(window, cx, move |mut menu, window, cx| {
2777 let close_active_item_action = CloseActiveItem {
2778 save_intent: None,
2779 close_pinned: true,
2780 };
2781 let close_inactive_items_action = CloseOtherItems {
2782 save_intent: None,
2783 close_pinned: false,
2784 };
2785 let close_multibuffers_action = CloseMultibufferItems {
2786 save_intent: None,
2787 close_pinned: false,
2788 };
2789 let close_items_to_the_left_action = CloseItemsToTheLeft {
2790 close_pinned: false,
2791 };
2792 let close_items_to_the_right_action = CloseItemsToTheRight {
2793 close_pinned: false,
2794 };
2795 let close_clean_items_action = CloseCleanItems {
2796 close_pinned: false,
2797 };
2798 let close_all_items_action = CloseAllItems {
2799 save_intent: None,
2800 close_pinned: false,
2801 };
2802 if let Some(pane) = pane.upgrade() {
2803 menu = menu
2804 .entry(
2805 "Close",
2806 Some(Box::new(close_active_item_action)),
2807 window.handler_for(&pane, move |pane, window, cx| {
2808 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2809 .detach_and_log_err(cx);
2810 }),
2811 )
2812 .item(ContextMenuItem::Entry(
2813 ContextMenuEntry::new("Close Others")
2814 .action(Box::new(close_inactive_items_action.clone()))
2815 .disabled(total_items == 1)
2816 .handler(window.handler_for(&pane, move |pane, window, cx| {
2817 pane.close_other_items(
2818 &close_inactive_items_action,
2819 Some(item_id),
2820 window,
2821 cx,
2822 )
2823 .detach_and_log_err(cx);
2824 })),
2825 ))
2826 // We make this optional, instead of using disabled as to not overwhelm the context menu unnecessarily
2827 .extend(has_multibuffer_items.then(|| {
2828 ContextMenuItem::Entry(
2829 ContextMenuEntry::new("Close Multibuffers")
2830 .action(Box::new(close_multibuffers_action.clone()))
2831 .handler(window.handler_for(
2832 &pane,
2833 move |pane, window, cx| {
2834 pane.close_multibuffer_items(
2835 &close_multibuffers_action,
2836 window,
2837 cx,
2838 )
2839 .detach_and_log_err(cx);
2840 },
2841 )),
2842 )
2843 }))
2844 .separator()
2845 .item(ContextMenuItem::Entry(
2846 ContextMenuEntry::new("Close Left")
2847 .action(Box::new(close_items_to_the_left_action.clone()))
2848 .disabled(!has_items_to_left)
2849 .handler(window.handler_for(&pane, move |pane, window, cx| {
2850 pane.close_items_to_the_left_by_id(
2851 Some(item_id),
2852 &close_items_to_the_left_action,
2853 window,
2854 cx,
2855 )
2856 .detach_and_log_err(cx);
2857 })),
2858 ))
2859 .item(ContextMenuItem::Entry(
2860 ContextMenuEntry::new("Close Right")
2861 .action(Box::new(close_items_to_the_right_action.clone()))
2862 .disabled(!has_items_to_right)
2863 .handler(window.handler_for(&pane, move |pane, window, cx| {
2864 pane.close_items_to_the_right_by_id(
2865 Some(item_id),
2866 &close_items_to_the_right_action,
2867 window,
2868 cx,
2869 )
2870 .detach_and_log_err(cx);
2871 })),
2872 ))
2873 .separator()
2874 .item(ContextMenuItem::Entry(
2875 ContextMenuEntry::new("Close Clean")
2876 .action(Box::new(close_clean_items_action.clone()))
2877 .disabled(!has_clean_items)
2878 .handler(window.handler_for(&pane, move |pane, window, cx| {
2879 pane.close_clean_items(
2880 &close_clean_items_action,
2881 window,
2882 cx,
2883 )
2884 .detach_and_log_err(cx)
2885 })),
2886 ))
2887 .entry(
2888 "Close All",
2889 Some(Box::new(close_all_items_action.clone())),
2890 window.handler_for(&pane, move |pane, window, cx| {
2891 pane.close_all_items(&close_all_items_action, window, cx)
2892 .detach_and_log_err(cx)
2893 }),
2894 );
2895
2896 let pin_tab_entries = |menu: ContextMenu| {
2897 menu.separator().map(|this| {
2898 if is_pinned {
2899 this.entry(
2900 "Unpin Tab",
2901 Some(TogglePinTab.boxed_clone()),
2902 window.handler_for(&pane, move |pane, window, cx| {
2903 pane.unpin_tab_at(ix, window, cx);
2904 }),
2905 )
2906 } else {
2907 this.entry(
2908 "Pin Tab",
2909 Some(TogglePinTab.boxed_clone()),
2910 window.handler_for(&pane, move |pane, window, cx| {
2911 pane.pin_tab_at(ix, window, cx);
2912 }),
2913 )
2914 }
2915 })
2916 };
2917 if let Some(entry) = single_entry_to_resolve {
2918 let project_path = pane
2919 .read(cx)
2920 .item_for_entry(entry, cx)
2921 .and_then(|item| item.project_path(cx));
2922 let worktree = project_path.as_ref().and_then(|project_path| {
2923 pane.read(cx)
2924 .project
2925 .upgrade()?
2926 .read(cx)
2927 .worktree_for_id(project_path.worktree_id, cx)
2928 });
2929 let has_relative_path = worktree.as_ref().is_some_and(|worktree| {
2930 worktree
2931 .read(cx)
2932 .root_entry()
2933 .is_some_and(|entry| entry.is_dir())
2934 });
2935
2936 let entry_abs_path = pane.read(cx).entry_abs_path(entry, cx);
2937 let parent_abs_path = entry_abs_path
2938 .as_deref()
2939 .and_then(|abs_path| Some(abs_path.parent()?.to_path_buf()));
2940 let relative_path = project_path
2941 .map(|project_path| project_path.path)
2942 .filter(|_| has_relative_path);
2943
2944 let visible_in_project_panel = relative_path.is_some()
2945 && worktree.is_some_and(|worktree| worktree.read(cx).is_visible());
2946
2947 let entry_id = entry.to_proto();
2948 menu = menu
2949 .separator()
2950 .when_some(entry_abs_path, |menu, abs_path| {
2951 menu.entry(
2952 "Copy Path",
2953 Some(Box::new(zed_actions::workspace::CopyPath)),
2954 window.handler_for(&pane, move |_, _, cx| {
2955 cx.write_to_clipboard(ClipboardItem::new_string(
2956 abs_path.to_string_lossy().into_owned(),
2957 ));
2958 }),
2959 )
2960 })
2961 .when_some(relative_path, |menu, relative_path| {
2962 menu.entry(
2963 "Copy Relative Path",
2964 Some(Box::new(zed_actions::workspace::CopyRelativePath)),
2965 window.handler_for(&pane, move |this, _, cx| {
2966 let Some(project) = this.project.upgrade() else {
2967 return;
2968 };
2969 let path_style = project
2970 .update(cx, |project, cx| project.path_style(cx));
2971 cx.write_to_clipboard(ClipboardItem::new_string(
2972 relative_path.display(path_style).to_string(),
2973 ));
2974 }),
2975 )
2976 })
2977 .map(pin_tab_entries)
2978 .separator()
2979 .when(visible_in_project_panel, |menu| {
2980 menu.entry(
2981 "Reveal In Project Panel",
2982 Some(Box::new(RevealInProjectPanel::default())),
2983 window.handler_for(&pane, move |pane, _, cx| {
2984 pane.project
2985 .update(cx, |_, cx| {
2986 cx.emit(project::Event::RevealInProjectPanel(
2987 ProjectEntryId::from_proto(entry_id),
2988 ))
2989 })
2990 .ok();
2991 }),
2992 )
2993 })
2994 .when_some(parent_abs_path, |menu, parent_abs_path| {
2995 menu.entry(
2996 "Open in Terminal",
2997 Some(Box::new(OpenInTerminal)),
2998 window.handler_for(&pane, move |_, window, cx| {
2999 window.dispatch_action(
3000 OpenTerminal {
3001 working_directory: parent_abs_path.clone(),
3002 }
3003 .boxed_clone(),
3004 cx,
3005 );
3006 }),
3007 )
3008 });
3009 } else {
3010 menu = menu.map(pin_tab_entries);
3011 }
3012 }
3013
3014 menu.context(menu_context)
3015 })
3016 })
3017 }
3018
3019 fn render_tab_bar(&mut self, window: &mut Window, cx: &mut Context<Pane>) -> AnyElement {
3020 let focus_handle = self.focus_handle.clone();
3021 let navigate_backward = IconButton::new("navigate_backward", IconName::ArrowLeft)
3022 .icon_size(IconSize::Small)
3023 .on_click({
3024 let entity = cx.entity();
3025 move |_, window, cx| {
3026 entity.update(cx, |pane, cx| {
3027 pane.navigate_backward(&Default::default(), window, cx)
3028 })
3029 }
3030 })
3031 .disabled(!self.can_navigate_backward())
3032 .tooltip({
3033 let focus_handle = focus_handle.clone();
3034 move |window, cx| {
3035 Tooltip::for_action_in(
3036 "Go Back",
3037 &GoBack,
3038 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
3039 cx,
3040 )
3041 }
3042 });
3043
3044 let navigate_forward = IconButton::new("navigate_forward", IconName::ArrowRight)
3045 .icon_size(IconSize::Small)
3046 .on_click({
3047 let entity = cx.entity();
3048 move |_, window, cx| {
3049 entity.update(cx, |pane, cx| {
3050 pane.navigate_forward(&Default::default(), window, cx)
3051 })
3052 }
3053 })
3054 .disabled(!self.can_navigate_forward())
3055 .tooltip({
3056 let focus_handle = focus_handle.clone();
3057 move |window, cx| {
3058 Tooltip::for_action_in(
3059 "Go Forward",
3060 &GoForward,
3061 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
3062 cx,
3063 )
3064 }
3065 });
3066
3067 let mut tab_items = self
3068 .items
3069 .iter()
3070 .enumerate()
3071 .zip(tab_details(&self.items, window, cx))
3072 .map(|((ix, item), detail)| {
3073 self.render_tab(ix, &**item, detail, &focus_handle, window, cx)
3074 })
3075 .collect::<Vec<_>>();
3076 let tab_count = tab_items.len();
3077 if self.is_tab_pinned(tab_count) {
3078 log::warn!(
3079 "Pinned tab count ({}) exceeds actual tab count ({}). \
3080 This should not happen. If possible, add reproduction steps, \
3081 in a comment, to https://github.com/zed-industries/zed/issues/33342",
3082 self.pinned_tab_count,
3083 tab_count
3084 );
3085 self.pinned_tab_count = tab_count;
3086 }
3087 let unpinned_tabs = tab_items.split_off(self.pinned_tab_count);
3088 let pinned_tabs = tab_items;
3089
3090 TabBar::new("tab_bar")
3091 .when(
3092 self.display_nav_history_buttons.unwrap_or_default(),
3093 |tab_bar| {
3094 tab_bar
3095 .start_child(navigate_backward)
3096 .start_child(navigate_forward)
3097 },
3098 )
3099 .map(|tab_bar| {
3100 if self.show_tab_bar_buttons {
3101 let render_tab_buttons = self.render_tab_bar_buttons.clone();
3102 let (left_children, right_children) = render_tab_buttons(self, window, cx);
3103 tab_bar
3104 .start_children(left_children)
3105 .end_children(right_children)
3106 } else {
3107 tab_bar
3108 }
3109 })
3110 .children(pinned_tabs.len().ne(&0).then(|| {
3111 let max_scroll = self.tab_bar_scroll_handle.max_offset().width;
3112 // We need to check both because offset returns delta values even when the scroll handle is not scrollable
3113 let is_scrolled = self.tab_bar_scroll_handle.offset().x < px(0.);
3114 // Avoid flickering when max_offset is very small (< 2px).
3115 // The border adds 1-2px which can push max_offset back to 0, creating a loop.
3116 let is_scrollable = max_scroll > px(2.0);
3117 let has_active_unpinned_tab = self.active_item_index >= self.pinned_tab_count;
3118 h_flex()
3119 .children(pinned_tabs)
3120 .when(is_scrollable && is_scrolled, |this| {
3121 this.when(has_active_unpinned_tab, |this| this.border_r_2())
3122 .when(!has_active_unpinned_tab, |this| this.border_r_1())
3123 .border_color(cx.theme().colors().border)
3124 })
3125 }))
3126 .child(
3127 h_flex()
3128 .id("unpinned tabs")
3129 .overflow_x_scroll()
3130 .w_full()
3131 .track_scroll(&self.tab_bar_scroll_handle)
3132 .on_scroll_wheel(cx.listener(|this, _, _, _| {
3133 this.suppress_scroll = true;
3134 }))
3135 .children(unpinned_tabs)
3136 .child(
3137 div()
3138 .id("tab_bar_drop_target")
3139 .min_w_6()
3140 // HACK: This empty child is currently necessary to force the drop target to appear
3141 // despite us setting a min width above.
3142 .child("")
3143 // HACK: h_full doesn't occupy the complete height, using fixed height instead
3144 .h(Tab::container_height(cx))
3145 .flex_grow()
3146 .drag_over::<DraggedTab>(|bar, _, _, cx| {
3147 bar.bg(cx.theme().colors().drop_target_background)
3148 })
3149 .drag_over::<DraggedSelection>(|bar, _, _, cx| {
3150 bar.bg(cx.theme().colors().drop_target_background)
3151 })
3152 .on_drop(cx.listener(
3153 move |this, dragged_tab: &DraggedTab, window, cx| {
3154 this.drag_split_direction = None;
3155 this.handle_tab_drop(dragged_tab, this.items.len(), window, cx)
3156 },
3157 ))
3158 .on_drop(cx.listener(
3159 move |this, selection: &DraggedSelection, window, cx| {
3160 this.drag_split_direction = None;
3161 this.handle_project_entry_drop(
3162 &selection.active_selection.entry_id,
3163 Some(tab_count),
3164 window,
3165 cx,
3166 )
3167 },
3168 ))
3169 .on_drop(cx.listener(move |this, paths, window, cx| {
3170 this.drag_split_direction = None;
3171 this.handle_external_paths_drop(paths, window, cx)
3172 }))
3173 .on_click(cx.listener(move |this, event: &ClickEvent, window, cx| {
3174 if event.click_count() == 2 {
3175 window.dispatch_action(
3176 this.double_click_dispatch_action.boxed_clone(),
3177 cx,
3178 );
3179 }
3180 })),
3181 ),
3182 )
3183 .into_any_element()
3184 }
3185
3186 pub fn render_menu_overlay(menu: &Entity<ContextMenu>) -> Div {
3187 div().absolute().bottom_0().right_0().size_0().child(
3188 deferred(anchored().anchor(Corner::TopRight).child(menu.clone())).with_priority(1),
3189 )
3190 }
3191
3192 pub fn set_zoomed(&mut self, zoomed: bool, cx: &mut Context<Self>) {
3193 self.zoomed = zoomed;
3194 cx.notify();
3195 }
3196
3197 pub fn is_zoomed(&self) -> bool {
3198 self.zoomed
3199 }
3200
3201 fn handle_drag_move<T: 'static>(
3202 &mut self,
3203 event: &DragMoveEvent<T>,
3204 window: &mut Window,
3205 cx: &mut Context<Self>,
3206 ) {
3207 let can_split_predicate = self.can_split_predicate.take();
3208 let can_split = match &can_split_predicate {
3209 Some(can_split_predicate) => {
3210 can_split_predicate(self, event.dragged_item(), window, cx)
3211 }
3212 None => false,
3213 };
3214 self.can_split_predicate = can_split_predicate;
3215 if !can_split {
3216 return;
3217 }
3218
3219 let rect = event.bounds.size;
3220
3221 let size = event.bounds.size.width.min(event.bounds.size.height)
3222 * WorkspaceSettings::get_global(cx).drop_target_size;
3223
3224 let relative_cursor = Point::new(
3225 event.event.position.x - event.bounds.left(),
3226 event.event.position.y - event.bounds.top(),
3227 );
3228
3229 let direction = if relative_cursor.x < size
3230 || relative_cursor.x > rect.width - size
3231 || relative_cursor.y < size
3232 || relative_cursor.y > rect.height - size
3233 {
3234 [
3235 SplitDirection::Up,
3236 SplitDirection::Right,
3237 SplitDirection::Down,
3238 SplitDirection::Left,
3239 ]
3240 .iter()
3241 .min_by_key(|side| match side {
3242 SplitDirection::Up => relative_cursor.y,
3243 SplitDirection::Right => rect.width - relative_cursor.x,
3244 SplitDirection::Down => rect.height - relative_cursor.y,
3245 SplitDirection::Left => relative_cursor.x,
3246 })
3247 .cloned()
3248 } else {
3249 None
3250 };
3251
3252 if direction != self.drag_split_direction {
3253 self.drag_split_direction = direction;
3254 }
3255 }
3256
3257 pub fn handle_tab_drop(
3258 &mut self,
3259 dragged_tab: &DraggedTab,
3260 ix: usize,
3261 window: &mut Window,
3262 cx: &mut Context<Self>,
3263 ) {
3264 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3265 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_tab, window, cx)
3266 {
3267 return;
3268 }
3269 let mut to_pane = cx.entity();
3270 let split_direction = self.drag_split_direction;
3271 let item_id = dragged_tab.item.item_id();
3272 if let Some(preview_item_id) = self.preview_item_id
3273 && item_id == preview_item_id
3274 {
3275 self.set_preview_item_id(None, cx);
3276 }
3277
3278 let is_clone = cfg!(target_os = "macos") && window.modifiers().alt
3279 || cfg!(not(target_os = "macos")) && window.modifiers().control;
3280
3281 let from_pane = dragged_tab.pane.clone();
3282
3283 self.workspace
3284 .update(cx, |_, cx| {
3285 cx.defer_in(window, move |workspace, window, cx| {
3286 if let Some(split_direction) = split_direction {
3287 to_pane = workspace.split_pane(to_pane, split_direction, window, cx);
3288 }
3289 let database_id = workspace.database_id();
3290 let was_pinned_in_from_pane = from_pane.read_with(cx, |pane, _| {
3291 pane.index_for_item_id(item_id)
3292 .is_some_and(|ix| pane.is_tab_pinned(ix))
3293 });
3294 let to_pane_old_length = to_pane.read(cx).items.len();
3295 if is_clone {
3296 let Some(item) = from_pane
3297 .read(cx)
3298 .items()
3299 .find(|item| item.item_id() == item_id)
3300 .cloned()
3301 else {
3302 return;
3303 };
3304 if item.can_split(cx) {
3305 let task = item.clone_on_split(database_id, window, cx);
3306 let to_pane = to_pane.downgrade();
3307 cx.spawn_in(window, async move |_, cx| {
3308 if let Some(item) = task.await {
3309 to_pane
3310 .update_in(cx, |pane, window, cx| {
3311 pane.add_item(item, true, true, None, window, cx)
3312 })
3313 .ok();
3314 }
3315 })
3316 .detach();
3317 } else {
3318 move_item(&from_pane, &to_pane, item_id, ix, true, window, cx);
3319 }
3320 } else {
3321 move_item(&from_pane, &to_pane, item_id, ix, true, window, cx);
3322 }
3323 to_pane.update(cx, |this, _| {
3324 if to_pane == from_pane {
3325 let actual_ix = this
3326 .items
3327 .iter()
3328 .position(|item| item.item_id() == item_id)
3329 .unwrap_or(0);
3330
3331 let is_pinned_in_to_pane = this.is_tab_pinned(actual_ix);
3332
3333 if !was_pinned_in_from_pane && is_pinned_in_to_pane {
3334 this.pinned_tab_count += 1;
3335 } else if was_pinned_in_from_pane && !is_pinned_in_to_pane {
3336 this.pinned_tab_count -= 1;
3337 }
3338 } else if this.items.len() >= to_pane_old_length {
3339 let is_pinned_in_to_pane = this.is_tab_pinned(ix);
3340 let item_created_pane = to_pane_old_length == 0;
3341 let is_first_position = ix == 0;
3342 let was_dropped_at_beginning = item_created_pane || is_first_position;
3343 let should_remain_pinned = is_pinned_in_to_pane
3344 || (was_pinned_in_from_pane && was_dropped_at_beginning);
3345
3346 if should_remain_pinned {
3347 this.pinned_tab_count += 1;
3348 }
3349 }
3350 });
3351 });
3352 })
3353 .log_err();
3354 }
3355
3356 fn handle_dragged_selection_drop(
3357 &mut self,
3358 dragged_selection: &DraggedSelection,
3359 dragged_onto: Option<usize>,
3360 window: &mut Window,
3361 cx: &mut Context<Self>,
3362 ) {
3363 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3364 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_selection, window, cx)
3365 {
3366 return;
3367 }
3368 self.handle_project_entry_drop(
3369 &dragged_selection.active_selection.entry_id,
3370 dragged_onto,
3371 window,
3372 cx,
3373 );
3374 }
3375
3376 fn handle_project_entry_drop(
3377 &mut self,
3378 project_entry_id: &ProjectEntryId,
3379 target: Option<usize>,
3380 window: &mut Window,
3381 cx: &mut Context<Self>,
3382 ) {
3383 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3384 && let ControlFlow::Break(()) = custom_drop_handle(self, project_entry_id, window, cx)
3385 {
3386 return;
3387 }
3388 let mut to_pane = cx.entity();
3389 let split_direction = self.drag_split_direction;
3390 let project_entry_id = *project_entry_id;
3391 self.workspace
3392 .update(cx, |_, cx| {
3393 cx.defer_in(window, move |workspace, window, cx| {
3394 if let Some(project_path) = workspace
3395 .project()
3396 .read(cx)
3397 .path_for_entry(project_entry_id, cx)
3398 {
3399 let load_path_task = workspace.load_path(project_path.clone(), window, cx);
3400 cx.spawn_in(window, async move |workspace, cx| {
3401 if let Some((project_entry_id, build_item)) =
3402 load_path_task.await.notify_async_err(cx)
3403 {
3404 let (to_pane, new_item_handle) = workspace
3405 .update_in(cx, |workspace, window, cx| {
3406 if let Some(split_direction) = split_direction {
3407 to_pane = workspace.split_pane(
3408 to_pane,
3409 split_direction,
3410 window,
3411 cx,
3412 );
3413 }
3414 let new_item_handle = to_pane.update(cx, |pane, cx| {
3415 pane.open_item(
3416 project_entry_id,
3417 project_path,
3418 true,
3419 false,
3420 true,
3421 target,
3422 window,
3423 cx,
3424 build_item,
3425 )
3426 });
3427 (to_pane, new_item_handle)
3428 })
3429 .log_err()?;
3430 to_pane
3431 .update_in(cx, |this, window, cx| {
3432 let Some(index) = this.index_for_item(&*new_item_handle)
3433 else {
3434 return;
3435 };
3436
3437 if target.is_some_and(|target| this.is_tab_pinned(target)) {
3438 this.pin_tab_at(index, window, cx);
3439 }
3440 })
3441 .ok()?
3442 }
3443 Some(())
3444 })
3445 .detach();
3446 };
3447 });
3448 })
3449 .log_err();
3450 }
3451
3452 fn handle_external_paths_drop(
3453 &mut self,
3454 paths: &ExternalPaths,
3455 window: &mut Window,
3456 cx: &mut Context<Self>,
3457 ) {
3458 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3459 && let ControlFlow::Break(()) = custom_drop_handle(self, paths, window, cx)
3460 {
3461 return;
3462 }
3463 let mut to_pane = cx.entity();
3464 let mut split_direction = self.drag_split_direction;
3465 let paths = paths.paths().to_vec();
3466 let is_remote = self
3467 .workspace
3468 .update(cx, |workspace, cx| {
3469 if workspace.project().read(cx).is_via_collab() {
3470 workspace.show_error(
3471 &anyhow::anyhow!("Cannot drop files on a remote project"),
3472 cx,
3473 );
3474 true
3475 } else {
3476 false
3477 }
3478 })
3479 .unwrap_or(true);
3480 if is_remote {
3481 return;
3482 }
3483
3484 self.workspace
3485 .update(cx, |workspace, cx| {
3486 let fs = Arc::clone(workspace.project().read(cx).fs());
3487 cx.spawn_in(window, async move |workspace, cx| {
3488 let mut is_file_checks = FuturesUnordered::new();
3489 for path in &paths {
3490 is_file_checks.push(fs.is_file(path))
3491 }
3492 let mut has_files_to_open = false;
3493 while let Some(is_file) = is_file_checks.next().await {
3494 if is_file {
3495 has_files_to_open = true;
3496 break;
3497 }
3498 }
3499 drop(is_file_checks);
3500 if !has_files_to_open {
3501 split_direction = None;
3502 }
3503
3504 if let Ok((open_task, to_pane)) =
3505 workspace.update_in(cx, |workspace, window, cx| {
3506 if let Some(split_direction) = split_direction {
3507 to_pane =
3508 workspace.split_pane(to_pane, split_direction, window, cx);
3509 }
3510 (
3511 workspace.open_paths(
3512 paths,
3513 OpenOptions {
3514 visible: Some(OpenVisible::OnlyDirectories),
3515 ..Default::default()
3516 },
3517 Some(to_pane.downgrade()),
3518 window,
3519 cx,
3520 ),
3521 to_pane,
3522 )
3523 })
3524 {
3525 let opened_items: Vec<_> = open_task.await;
3526 _ = workspace.update_in(cx, |workspace, window, cx| {
3527 for item in opened_items.into_iter().flatten() {
3528 if let Err(e) = item {
3529 workspace.show_error(&e, cx);
3530 }
3531 }
3532 if to_pane.read(cx).items_len() == 0 {
3533 workspace.remove_pane(to_pane, None, window, cx);
3534 }
3535 });
3536 }
3537 })
3538 .detach();
3539 })
3540 .log_err();
3541 }
3542
3543 pub fn display_nav_history_buttons(&mut self, display: Option<bool>) {
3544 self.display_nav_history_buttons = display;
3545 }
3546
3547 fn pinned_item_ids(&self) -> Vec<EntityId> {
3548 self.items
3549 .iter()
3550 .enumerate()
3551 .filter_map(|(index, item)| {
3552 if self.is_tab_pinned(index) {
3553 return Some(item.item_id());
3554 }
3555
3556 None
3557 })
3558 .collect()
3559 }
3560
3561 fn clean_item_ids(&self, cx: &mut Context<Pane>) -> Vec<EntityId> {
3562 self.items()
3563 .filter_map(|item| {
3564 if !item.is_dirty(cx) {
3565 return Some(item.item_id());
3566 }
3567
3568 None
3569 })
3570 .collect()
3571 }
3572
3573 fn to_the_side_item_ids(&self, item_id: EntityId, side: Side) -> Vec<EntityId> {
3574 match side {
3575 Side::Left => self
3576 .items()
3577 .take_while(|item| item.item_id() != item_id)
3578 .map(|item| item.item_id())
3579 .collect(),
3580 Side::Right => self
3581 .items()
3582 .rev()
3583 .take_while(|item| item.item_id() != item_id)
3584 .map(|item| item.item_id())
3585 .collect(),
3586 }
3587 }
3588
3589 fn multibuffer_item_ids(&self, cx: &mut Context<Pane>) -> Vec<EntityId> {
3590 self.items()
3591 .filter(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer)
3592 .map(|item| item.item_id())
3593 .collect()
3594 }
3595
3596 pub fn drag_split_direction(&self) -> Option<SplitDirection> {
3597 self.drag_split_direction
3598 }
3599
3600 pub fn set_zoom_out_on_close(&mut self, zoom_out_on_close: bool) {
3601 self.zoom_out_on_close = zoom_out_on_close;
3602 }
3603}
3604
3605fn default_render_tab_bar_buttons(
3606 pane: &mut Pane,
3607 window: &mut Window,
3608 cx: &mut Context<Pane>,
3609) -> (Option<AnyElement>, Option<AnyElement>) {
3610 if !pane.has_focus(window, cx) && !pane.context_menu_focused(window, cx) {
3611 return (None, None);
3612 }
3613 let (can_clone, can_split_move) = match pane.active_item() {
3614 Some(active_item) if active_item.can_split(cx) => (true, false),
3615 Some(_) => (false, pane.items_len() > 1),
3616 None => (false, false),
3617 };
3618 // Ideally we would return a vec of elements here to pass directly to the [TabBar]'s
3619 // `end_slot`, but due to needing a view here that isn't possible.
3620 let right_children = h_flex()
3621 // Instead we need to replicate the spacing from the [TabBar]'s `end_slot` here.
3622 .gap(DynamicSpacing::Base04.rems(cx))
3623 .child(
3624 PopoverMenu::new("pane-tab-bar-popover-menu")
3625 .trigger_with_tooltip(
3626 IconButton::new("plus", IconName::Plus).icon_size(IconSize::Small),
3627 Tooltip::text("New..."),
3628 )
3629 .anchor(Corner::TopRight)
3630 .with_handle(pane.new_item_context_menu_handle.clone())
3631 .menu(move |window, cx| {
3632 Some(ContextMenu::build(window, cx, |menu, _, _| {
3633 menu.action("New File", NewFile.boxed_clone())
3634 .action("Open File", ToggleFileFinder::default().boxed_clone())
3635 .separator()
3636 .action(
3637 "Search Project",
3638 DeploySearch {
3639 replace_enabled: false,
3640 included_files: None,
3641 excluded_files: None,
3642 }
3643 .boxed_clone(),
3644 )
3645 .action("Search Symbols", ToggleProjectSymbols.boxed_clone())
3646 .separator()
3647 .action("New Terminal", NewTerminal.boxed_clone())
3648 }))
3649 }),
3650 )
3651 .child(
3652 PopoverMenu::new("pane-tab-bar-split")
3653 .trigger_with_tooltip(
3654 IconButton::new("split", IconName::Split)
3655 .icon_size(IconSize::Small)
3656 .disabled(!can_clone && !can_split_move),
3657 Tooltip::text("Split Pane"),
3658 )
3659 .anchor(Corner::TopRight)
3660 .with_handle(pane.split_item_context_menu_handle.clone())
3661 .menu(move |window, cx| {
3662 ContextMenu::build(window, cx, |menu, _, _| {
3663 if can_split_move {
3664 menu.action("Split Right", SplitAndMoveRight.boxed_clone())
3665 .action("Split Left", SplitAndMoveLeft.boxed_clone())
3666 .action("Split Up", SplitAndMoveUp.boxed_clone())
3667 .action("Split Down", SplitAndMoveDown.boxed_clone())
3668 } else {
3669 menu.action("Split Right", SplitRight.boxed_clone())
3670 .action("Split Left", SplitLeft.boxed_clone())
3671 .action("Split Up", SplitUp.boxed_clone())
3672 .action("Split Down", SplitDown.boxed_clone())
3673 }
3674 })
3675 .into()
3676 }),
3677 )
3678 .child({
3679 let zoomed = pane.is_zoomed();
3680 IconButton::new("toggle_zoom", IconName::Maximize)
3681 .icon_size(IconSize::Small)
3682 .toggle_state(zoomed)
3683 .selected_icon(IconName::Minimize)
3684 .on_click(cx.listener(|pane, _, window, cx| {
3685 pane.toggle_zoom(&crate::ToggleZoom, window, cx);
3686 }))
3687 .tooltip(move |_window, cx| {
3688 Tooltip::for_action(
3689 if zoomed { "Zoom Out" } else { "Zoom In" },
3690 &ToggleZoom,
3691 cx,
3692 )
3693 })
3694 })
3695 .into_any_element()
3696 .into();
3697 (None, right_children)
3698}
3699
3700impl Focusable for Pane {
3701 fn focus_handle(&self, _cx: &App) -> FocusHandle {
3702 self.focus_handle.clone()
3703 }
3704}
3705
3706impl Render for Pane {
3707 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3708 let mut key_context = KeyContext::new_with_defaults();
3709 key_context.add("Pane");
3710 if self.active_item().is_none() {
3711 key_context.add("EmptyPane");
3712 }
3713
3714 self.toolbar
3715 .read(cx)
3716 .contribute_context(&mut key_context, cx);
3717
3718 let should_display_tab_bar = self.should_display_tab_bar.clone();
3719 let display_tab_bar = should_display_tab_bar(window, cx);
3720 let Some(project) = self.project.upgrade() else {
3721 return div().track_focus(&self.focus_handle(cx));
3722 };
3723 let is_local = project.read(cx).is_local();
3724
3725 v_flex()
3726 .key_context(key_context)
3727 .track_focus(&self.focus_handle(cx))
3728 .size_full()
3729 .flex_none()
3730 .overflow_hidden()
3731 .on_action(
3732 cx.listener(|pane, _: &SplitLeft, _, cx| pane.split(SplitDirection::Left, cx)),
3733 )
3734 .on_action(cx.listener(|pane, _: &SplitUp, _, cx| pane.split(SplitDirection::Up, cx)))
3735 .on_action(cx.listener(|pane, _: &SplitHorizontal, _, cx| {
3736 pane.split(SplitDirection::horizontal(cx), cx)
3737 }))
3738 .on_action(cx.listener(|pane, _: &SplitVertical, _, cx| {
3739 pane.split(SplitDirection::vertical(cx), cx)
3740 }))
3741 .on_action(
3742 cx.listener(|pane, _: &SplitRight, _, cx| pane.split(SplitDirection::Right, cx)),
3743 )
3744 .on_action(
3745 cx.listener(|pane, _: &SplitDown, _, cx| pane.split(SplitDirection::Down, cx)),
3746 )
3747 .on_action(cx.listener(|pane, _: &SplitAndMoveUp, _, cx| {
3748 pane.split_and_move(SplitDirection::Up, cx)
3749 }))
3750 .on_action(cx.listener(|pane, _: &SplitAndMoveDown, _, cx| {
3751 pane.split_and_move(SplitDirection::Down, cx)
3752 }))
3753 .on_action(cx.listener(|pane, _: &SplitAndMoveLeft, _, cx| {
3754 pane.split_and_move(SplitDirection::Left, cx)
3755 }))
3756 .on_action(cx.listener(|pane, _: &SplitAndMoveRight, _, cx| {
3757 pane.split_and_move(SplitDirection::Right, cx)
3758 }))
3759 .on_action(cx.listener(|_, _: &JoinIntoNext, _, cx| {
3760 cx.emit(Event::JoinIntoNext);
3761 }))
3762 .on_action(cx.listener(|_, _: &JoinAll, _, cx| {
3763 cx.emit(Event::JoinAll);
3764 }))
3765 .on_action(cx.listener(Pane::toggle_zoom))
3766 .on_action(cx.listener(Self::navigate_backward))
3767 .on_action(cx.listener(Self::navigate_forward))
3768 .on_action(
3769 cx.listener(|pane: &mut Pane, action: &ActivateItem, window, cx| {
3770 pane.activate_item(
3771 action.0.min(pane.items.len().saturating_sub(1)),
3772 true,
3773 true,
3774 window,
3775 cx,
3776 );
3777 }),
3778 )
3779 .on_action(cx.listener(Self::alternate_file))
3780 .on_action(cx.listener(Self::activate_last_item))
3781 .on_action(cx.listener(Self::activate_previous_item))
3782 .on_action(cx.listener(Self::activate_next_item))
3783 .on_action(cx.listener(Self::swap_item_left))
3784 .on_action(cx.listener(Self::swap_item_right))
3785 .on_action(cx.listener(Self::toggle_pin_tab))
3786 .on_action(cx.listener(Self::unpin_all_tabs))
3787 .when(PreviewTabsSettings::get_global(cx).enabled, |this| {
3788 this.on_action(cx.listener(|pane: &mut Pane, _: &TogglePreviewTab, _, cx| {
3789 if let Some(active_item_id) = pane.active_item().map(|i| i.item_id()) {
3790 if pane.is_active_preview_item(active_item_id) {
3791 pane.set_preview_item_id(None, cx);
3792 } else {
3793 pane.set_preview_item_id(Some(active_item_id), cx);
3794 }
3795 }
3796 }))
3797 })
3798 .on_action(
3799 cx.listener(|pane: &mut Self, action: &CloseActiveItem, window, cx| {
3800 pane.close_active_item(action, window, cx)
3801 .detach_and_log_err(cx)
3802 }),
3803 )
3804 .on_action(
3805 cx.listener(|pane: &mut Self, action: &CloseOtherItems, window, cx| {
3806 pane.close_other_items(action, None, window, cx)
3807 .detach_and_log_err(cx);
3808 }),
3809 )
3810 .on_action(
3811 cx.listener(|pane: &mut Self, action: &CloseCleanItems, window, cx| {
3812 pane.close_clean_items(action, window, cx)
3813 .detach_and_log_err(cx)
3814 }),
3815 )
3816 .on_action(cx.listener(
3817 |pane: &mut Self, action: &CloseItemsToTheLeft, window, cx| {
3818 pane.close_items_to_the_left_by_id(None, action, window, cx)
3819 .detach_and_log_err(cx)
3820 },
3821 ))
3822 .on_action(cx.listener(
3823 |pane: &mut Self, action: &CloseItemsToTheRight, window, cx| {
3824 pane.close_items_to_the_right_by_id(None, action, window, cx)
3825 .detach_and_log_err(cx)
3826 },
3827 ))
3828 .on_action(
3829 cx.listener(|pane: &mut Self, action: &CloseAllItems, window, cx| {
3830 pane.close_all_items(action, window, cx)
3831 .detach_and_log_err(cx)
3832 }),
3833 )
3834 .on_action(cx.listener(
3835 |pane: &mut Self, action: &CloseMultibufferItems, window, cx| {
3836 pane.close_multibuffer_items(action, window, cx)
3837 .detach_and_log_err(cx)
3838 },
3839 ))
3840 .on_action(
3841 cx.listener(|pane: &mut Self, action: &RevealInProjectPanel, _, cx| {
3842 let entry_id = action
3843 .entry_id
3844 .map(ProjectEntryId::from_proto)
3845 .or_else(|| pane.active_item()?.project_entry_ids(cx).first().copied());
3846 if let Some(entry_id) = entry_id {
3847 pane.project
3848 .update(cx, |_, cx| {
3849 cx.emit(project::Event::RevealInProjectPanel(entry_id))
3850 })
3851 .ok();
3852 }
3853 }),
3854 )
3855 .on_action(cx.listener(|_, _: &menu::Cancel, window, cx| {
3856 if cx.stop_active_drag(window) {
3857 } else {
3858 cx.propagate();
3859 }
3860 }))
3861 .when(self.active_item().is_some() && display_tab_bar, |pane| {
3862 pane.child((self.render_tab_bar.clone())(self, window, cx))
3863 })
3864 .child({
3865 let has_worktrees = project.read(cx).visible_worktrees(cx).next().is_some();
3866 // main content
3867 div()
3868 .flex_1()
3869 .relative()
3870 .group("")
3871 .overflow_hidden()
3872 .on_drag_move::<DraggedTab>(cx.listener(Self::handle_drag_move))
3873 .on_drag_move::<DraggedSelection>(cx.listener(Self::handle_drag_move))
3874 .when(is_local, |div| {
3875 div.on_drag_move::<ExternalPaths>(cx.listener(Self::handle_drag_move))
3876 })
3877 .map(|div| {
3878 if let Some(item) = self.active_item() {
3879 div.id("pane_placeholder")
3880 .v_flex()
3881 .size_full()
3882 .overflow_hidden()
3883 .child(self.toolbar.clone())
3884 .child(item.to_any_view())
3885 } else {
3886 let placeholder = div
3887 .id("pane_placeholder")
3888 .h_flex()
3889 .size_full()
3890 .justify_center()
3891 .on_click(cx.listener(
3892 move |this, event: &ClickEvent, window, cx| {
3893 if event.click_count() == 2 {
3894 window.dispatch_action(
3895 this.double_click_dispatch_action.boxed_clone(),
3896 cx,
3897 );
3898 }
3899 },
3900 ));
3901 if has_worktrees {
3902 placeholder
3903 } else {
3904 placeholder.child(
3905 Label::new("Open a file or project to get started.")
3906 .color(Color::Muted),
3907 )
3908 }
3909 }
3910 })
3911 .child(
3912 // drag target
3913 div()
3914 .invisible()
3915 .absolute()
3916 .bg(cx.theme().colors().drop_target_background)
3917 .group_drag_over::<DraggedTab>("", |style| style.visible())
3918 .group_drag_over::<DraggedSelection>("", |style| style.visible())
3919 .when(is_local, |div| {
3920 div.group_drag_over::<ExternalPaths>("", |style| style.visible())
3921 })
3922 .when_some(self.can_drop_predicate.clone(), |this, p| {
3923 this.can_drop(move |a, window, cx| p(a, window, cx))
3924 })
3925 .on_drop(cx.listener(move |this, dragged_tab, window, cx| {
3926 this.handle_tab_drop(
3927 dragged_tab,
3928 this.active_item_index(),
3929 window,
3930 cx,
3931 )
3932 }))
3933 .on_drop(cx.listener(
3934 move |this, selection: &DraggedSelection, window, cx| {
3935 this.handle_dragged_selection_drop(selection, None, window, cx)
3936 },
3937 ))
3938 .on_drop(cx.listener(move |this, paths, window, cx| {
3939 this.handle_external_paths_drop(paths, window, cx)
3940 }))
3941 .map(|div| {
3942 let size = DefiniteLength::Fraction(0.5);
3943 match self.drag_split_direction {
3944 None => div.top_0().right_0().bottom_0().left_0(),
3945 Some(SplitDirection::Up) => {
3946 div.top_0().left_0().right_0().h(size)
3947 }
3948 Some(SplitDirection::Down) => {
3949 div.left_0().bottom_0().right_0().h(size)
3950 }
3951 Some(SplitDirection::Left) => {
3952 div.top_0().left_0().bottom_0().w(size)
3953 }
3954 Some(SplitDirection::Right) => {
3955 div.top_0().bottom_0().right_0().w(size)
3956 }
3957 }
3958 }),
3959 )
3960 })
3961 .on_mouse_down(
3962 MouseButton::Navigate(NavigationDirection::Back),
3963 cx.listener(|pane, _, window, cx| {
3964 if let Some(workspace) = pane.workspace.upgrade() {
3965 let pane = cx.entity().downgrade();
3966 window.defer(cx, move |window, cx| {
3967 workspace.update(cx, |workspace, cx| {
3968 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
3969 })
3970 })
3971 }
3972 }),
3973 )
3974 .on_mouse_down(
3975 MouseButton::Navigate(NavigationDirection::Forward),
3976 cx.listener(|pane, _, window, cx| {
3977 if let Some(workspace) = pane.workspace.upgrade() {
3978 let pane = cx.entity().downgrade();
3979 window.defer(cx, move |window, cx| {
3980 workspace.update(cx, |workspace, cx| {
3981 workspace
3982 .go_forward(pane, window, cx)
3983 .detach_and_log_err(cx)
3984 })
3985 })
3986 }
3987 }),
3988 )
3989 }
3990}
3991
3992impl ItemNavHistory {
3993 pub fn push<D: 'static + Send + Any>(&mut self, data: Option<D>, cx: &mut App) {
3994 if self
3995 .item
3996 .upgrade()
3997 .is_some_and(|item| item.include_in_nav_history())
3998 {
3999 self.history
4000 .push(data, self.item.clone(), self.is_preview, cx);
4001 }
4002 }
4003
4004 pub fn pop_backward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4005 self.history.pop(NavigationMode::GoingBack, cx)
4006 }
4007
4008 pub fn pop_forward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4009 self.history.pop(NavigationMode::GoingForward, cx)
4010 }
4011}
4012
4013impl NavHistory {
4014 pub fn for_each_entry(
4015 &self,
4016 cx: &App,
4017 mut f: impl FnMut(&NavigationEntry, (ProjectPath, Option<PathBuf>)),
4018 ) {
4019 let borrowed_history = self.0.lock();
4020 borrowed_history
4021 .forward_stack
4022 .iter()
4023 .chain(borrowed_history.backward_stack.iter())
4024 .chain(borrowed_history.closed_stack.iter())
4025 .for_each(|entry| {
4026 if let Some(project_and_abs_path) =
4027 borrowed_history.paths_by_item.get(&entry.item.id())
4028 {
4029 f(entry, project_and_abs_path.clone());
4030 } else if let Some(item) = entry.item.upgrade()
4031 && let Some(path) = item.project_path(cx)
4032 {
4033 f(entry, (path, None));
4034 }
4035 })
4036 }
4037
4038 pub fn set_mode(&mut self, mode: NavigationMode) {
4039 self.0.lock().mode = mode;
4040 }
4041
4042 pub fn mode(&self) -> NavigationMode {
4043 self.0.lock().mode
4044 }
4045
4046 pub fn disable(&mut self) {
4047 self.0.lock().mode = NavigationMode::Disabled;
4048 }
4049
4050 pub fn enable(&mut self) {
4051 self.0.lock().mode = NavigationMode::Normal;
4052 }
4053
4054 pub fn clear(&mut self, cx: &mut App) {
4055 let mut state = self.0.lock();
4056
4057 if state.backward_stack.is_empty()
4058 && state.forward_stack.is_empty()
4059 && state.closed_stack.is_empty()
4060 && state.paths_by_item.is_empty()
4061 {
4062 return;
4063 }
4064
4065 state.mode = NavigationMode::Normal;
4066 state.backward_stack.clear();
4067 state.forward_stack.clear();
4068 state.closed_stack.clear();
4069 state.paths_by_item.clear();
4070 state.did_update(cx);
4071 }
4072
4073 pub fn pop(&mut self, mode: NavigationMode, cx: &mut App) -> Option<NavigationEntry> {
4074 let mut state = self.0.lock();
4075 let entry = match mode {
4076 NavigationMode::Normal | NavigationMode::Disabled | NavigationMode::ClosingItem => {
4077 return None;
4078 }
4079 NavigationMode::GoingBack => &mut state.backward_stack,
4080 NavigationMode::GoingForward => &mut state.forward_stack,
4081 NavigationMode::ReopeningClosedItem => &mut state.closed_stack,
4082 }
4083 .pop_back();
4084 if entry.is_some() {
4085 state.did_update(cx);
4086 }
4087 entry
4088 }
4089
4090 pub fn push<D: 'static + Send + Any>(
4091 &mut self,
4092 data: Option<D>,
4093 item: Arc<dyn WeakItemHandle>,
4094 is_preview: bool,
4095 cx: &mut App,
4096 ) {
4097 let state = &mut *self.0.lock();
4098 match state.mode {
4099 NavigationMode::Disabled => {}
4100 NavigationMode::Normal | NavigationMode::ReopeningClosedItem => {
4101 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4102 state.backward_stack.pop_front();
4103 }
4104 state.backward_stack.push_back(NavigationEntry {
4105 item,
4106 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4107 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4108 is_preview,
4109 });
4110 state.forward_stack.clear();
4111 }
4112 NavigationMode::GoingBack => {
4113 if state.forward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4114 state.forward_stack.pop_front();
4115 }
4116 state.forward_stack.push_back(NavigationEntry {
4117 item,
4118 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4119 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4120 is_preview,
4121 });
4122 }
4123 NavigationMode::GoingForward => {
4124 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4125 state.backward_stack.pop_front();
4126 }
4127 state.backward_stack.push_back(NavigationEntry {
4128 item,
4129 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4130 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4131 is_preview,
4132 });
4133 }
4134 NavigationMode::ClosingItem if is_preview => return,
4135 NavigationMode::ClosingItem => {
4136 if state.closed_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4137 state.closed_stack.pop_front();
4138 }
4139 state.closed_stack.push_back(NavigationEntry {
4140 item,
4141 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4142 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4143 is_preview,
4144 });
4145 }
4146 }
4147 state.did_update(cx);
4148 }
4149
4150 pub fn remove_item(&mut self, item_id: EntityId) {
4151 let mut state = self.0.lock();
4152 state.paths_by_item.remove(&item_id);
4153 state
4154 .backward_stack
4155 .retain(|entry| entry.item.id() != item_id);
4156 state
4157 .forward_stack
4158 .retain(|entry| entry.item.id() != item_id);
4159 state
4160 .closed_stack
4161 .retain(|entry| entry.item.id() != item_id);
4162 }
4163
4164 pub fn rename_item(
4165 &mut self,
4166 item_id: EntityId,
4167 project_path: ProjectPath,
4168 abs_path: Option<PathBuf>,
4169 ) {
4170 let mut state = self.0.lock();
4171 let path_for_item = state.paths_by_item.get_mut(&item_id);
4172 if let Some(path_for_item) = path_for_item {
4173 path_for_item.0 = project_path;
4174 path_for_item.1 = abs_path;
4175 }
4176 }
4177
4178 pub fn path_for_item(&self, item_id: EntityId) -> Option<(ProjectPath, Option<PathBuf>)> {
4179 self.0.lock().paths_by_item.get(&item_id).cloned()
4180 }
4181}
4182
4183impl NavHistoryState {
4184 pub fn did_update(&self, cx: &mut App) {
4185 if let Some(pane) = self.pane.upgrade() {
4186 cx.defer(move |cx| {
4187 pane.update(cx, |pane, cx| pane.history_updated(cx));
4188 });
4189 }
4190 }
4191}
4192
4193fn dirty_message_for(buffer_path: Option<ProjectPath>, path_style: PathStyle) -> String {
4194 let path = buffer_path
4195 .as_ref()
4196 .and_then(|p| {
4197 let path = p.path.display(path_style);
4198 if path.is_empty() { None } else { Some(path) }
4199 })
4200 .unwrap_or("This buffer".into());
4201 let path = truncate_and_remove_front(&path, 80);
4202 format!("{path} contains unsaved edits. Do you want to save it?")
4203}
4204
4205pub fn tab_details(items: &[Box<dyn ItemHandle>], _window: &Window, cx: &App) -> Vec<usize> {
4206 let mut tab_details = items.iter().map(|_| 0).collect::<Vec<_>>();
4207 let mut tab_descriptions = HashMap::default();
4208 let mut done = false;
4209 while !done {
4210 done = true;
4211
4212 // Store item indices by their tab description.
4213 for (ix, (item, detail)) in items.iter().zip(&tab_details).enumerate() {
4214 let description = item.tab_content_text(*detail, cx);
4215 if *detail == 0 || description != item.tab_content_text(detail - 1, cx) {
4216 tab_descriptions
4217 .entry(description)
4218 .or_insert(Vec::new())
4219 .push(ix);
4220 }
4221 }
4222
4223 // If two or more items have the same tab description, increase their level
4224 // of detail and try again.
4225 for (_, item_ixs) in tab_descriptions.drain() {
4226 if item_ixs.len() > 1 {
4227 done = false;
4228 for ix in item_ixs {
4229 tab_details[ix] += 1;
4230 }
4231 }
4232 }
4233 }
4234
4235 tab_details
4236}
4237
4238pub fn render_item_indicator(item: Box<dyn ItemHandle>, cx: &App) -> Option<Indicator> {
4239 maybe!({
4240 let indicator_color = match (item.has_conflict(cx), item.is_dirty(cx)) {
4241 (true, _) => Color::Warning,
4242 (_, true) => Color::Accent,
4243 (false, false) => return None,
4244 };
4245
4246 Some(Indicator::dot().color(indicator_color))
4247 })
4248}
4249
4250impl Render for DraggedTab {
4251 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
4252 let ui_font = ThemeSettings::get_global(cx).ui_font.clone();
4253 let label = self.item.tab_content(
4254 TabContentParams {
4255 detail: Some(self.detail),
4256 selected: false,
4257 preview: false,
4258 deemphasized: false,
4259 },
4260 window,
4261 cx,
4262 );
4263 Tab::new("")
4264 .toggle_state(self.is_active)
4265 .child(label)
4266 .render(window, cx)
4267 .font(ui_font)
4268 }
4269}
4270
4271#[cfg(test)]
4272mod tests {
4273 use std::num::NonZero;
4274
4275 use super::*;
4276 use crate::item::test::{TestItem, TestProjectItem};
4277 use gpui::{TestAppContext, VisualTestContext, size};
4278 use project::FakeFs;
4279 use settings::SettingsStore;
4280 use theme::LoadThemes;
4281 use util::TryFutureExt;
4282
4283 #[gpui::test]
4284 async fn test_add_item_capped_to_max_tabs(cx: &mut TestAppContext) {
4285 init_test(cx);
4286 let fs = FakeFs::new(cx.executor());
4287
4288 let project = Project::test(fs, None, cx).await;
4289 let (workspace, cx) =
4290 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4291 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4292
4293 for i in 0..7 {
4294 add_labeled_item(&pane, format!("{}", i).as_str(), false, cx);
4295 }
4296
4297 set_max_tabs(cx, Some(5));
4298 add_labeled_item(&pane, "7", false, cx);
4299 // Remove items to respect the max tab cap.
4300 assert_item_labels(&pane, ["3", "4", "5", "6", "7*"], cx);
4301 pane.update_in(cx, |pane, window, cx| {
4302 pane.activate_item(0, false, false, window, cx);
4303 });
4304 add_labeled_item(&pane, "X", false, cx);
4305 // Respect activation order.
4306 assert_item_labels(&pane, ["3", "X*", "5", "6", "7"], cx);
4307
4308 for i in 0..7 {
4309 add_labeled_item(&pane, format!("D{}", i).as_str(), true, cx);
4310 }
4311 // Keeps dirty items, even over max tab cap.
4312 assert_item_labels(
4313 &pane,
4314 ["D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6*^"],
4315 cx,
4316 );
4317
4318 set_max_tabs(cx, None);
4319 for i in 0..7 {
4320 add_labeled_item(&pane, format!("N{}", i).as_str(), false, cx);
4321 }
4322 // No cap when max tabs is None.
4323 assert_item_labels(
4324 &pane,
4325 [
4326 "D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6^", "N0", "N1", "N2", "N3", "N4",
4327 "N5", "N6*",
4328 ],
4329 cx,
4330 );
4331 }
4332
4333 #[gpui::test]
4334 async fn test_reduce_max_tabs_closes_existing_items(cx: &mut TestAppContext) {
4335 init_test(cx);
4336 let fs = FakeFs::new(cx.executor());
4337
4338 let project = Project::test(fs, None, cx).await;
4339 let (workspace, cx) =
4340 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4341 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4342
4343 add_labeled_item(&pane, "A", false, cx);
4344 add_labeled_item(&pane, "B", false, cx);
4345 let item_c = add_labeled_item(&pane, "C", false, cx);
4346 let item_d = add_labeled_item(&pane, "D", false, cx);
4347 add_labeled_item(&pane, "E", false, cx);
4348 add_labeled_item(&pane, "Settings", false, cx);
4349 assert_item_labels(&pane, ["A", "B", "C", "D", "E", "Settings*"], cx);
4350
4351 set_max_tabs(cx, Some(5));
4352 assert_item_labels(&pane, ["B", "C", "D", "E", "Settings*"], cx);
4353
4354 set_max_tabs(cx, Some(4));
4355 assert_item_labels(&pane, ["C", "D", "E", "Settings*"], cx);
4356
4357 pane.update_in(cx, |pane, window, cx| {
4358 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4359 pane.pin_tab_at(ix, window, cx);
4360
4361 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4362 pane.pin_tab_at(ix, window, cx);
4363 });
4364 assert_item_labels(&pane, ["C!", "D!", "E", "Settings*"], cx);
4365
4366 set_max_tabs(cx, Some(2));
4367 assert_item_labels(&pane, ["C!", "D!", "Settings*"], cx);
4368 }
4369
4370 #[gpui::test]
4371 async fn test_allow_pinning_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4372 init_test(cx);
4373 let fs = FakeFs::new(cx.executor());
4374
4375 let project = Project::test(fs, None, cx).await;
4376 let (workspace, cx) =
4377 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4378 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4379
4380 set_max_tabs(cx, Some(1));
4381 let item_a = add_labeled_item(&pane, "A", true, cx);
4382
4383 pane.update_in(cx, |pane, window, cx| {
4384 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4385 pane.pin_tab_at(ix, window, cx);
4386 });
4387 assert_item_labels(&pane, ["A*^!"], cx);
4388 }
4389
4390 #[gpui::test]
4391 async fn test_allow_pinning_non_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4392 init_test(cx);
4393 let fs = FakeFs::new(cx.executor());
4394
4395 let project = Project::test(fs, None, cx).await;
4396 let (workspace, cx) =
4397 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4398 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4399
4400 set_max_tabs(cx, Some(1));
4401 let item_a = add_labeled_item(&pane, "A", false, cx);
4402
4403 pane.update_in(cx, |pane, window, cx| {
4404 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4405 pane.pin_tab_at(ix, window, cx);
4406 });
4407 assert_item_labels(&pane, ["A*!"], cx);
4408 }
4409
4410 #[gpui::test]
4411 async fn test_pin_tabs_incrementally_at_max_capacity(cx: &mut TestAppContext) {
4412 init_test(cx);
4413 let fs = FakeFs::new(cx.executor());
4414
4415 let project = Project::test(fs, None, cx).await;
4416 let (workspace, cx) =
4417 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4418 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4419
4420 set_max_tabs(cx, Some(3));
4421
4422 let item_a = add_labeled_item(&pane, "A", false, cx);
4423 assert_item_labels(&pane, ["A*"], cx);
4424
4425 pane.update_in(cx, |pane, window, cx| {
4426 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4427 pane.pin_tab_at(ix, window, cx);
4428 });
4429 assert_item_labels(&pane, ["A*!"], cx);
4430
4431 let item_b = add_labeled_item(&pane, "B", false, cx);
4432 assert_item_labels(&pane, ["A!", "B*"], cx);
4433
4434 pane.update_in(cx, |pane, window, cx| {
4435 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4436 pane.pin_tab_at(ix, window, cx);
4437 });
4438 assert_item_labels(&pane, ["A!", "B*!"], cx);
4439
4440 let item_c = add_labeled_item(&pane, "C", false, cx);
4441 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4442
4443 pane.update_in(cx, |pane, window, cx| {
4444 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4445 pane.pin_tab_at(ix, window, cx);
4446 });
4447 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4448 }
4449
4450 #[gpui::test]
4451 async fn test_pin_tabs_left_to_right_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4452 init_test(cx);
4453 let fs = FakeFs::new(cx.executor());
4454
4455 let project = Project::test(fs, None, cx).await;
4456 let (workspace, cx) =
4457 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4458 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4459
4460 set_max_tabs(cx, Some(3));
4461
4462 let item_a = add_labeled_item(&pane, "A", false, cx);
4463 assert_item_labels(&pane, ["A*"], cx);
4464
4465 let item_b = add_labeled_item(&pane, "B", false, cx);
4466 assert_item_labels(&pane, ["A", "B*"], cx);
4467
4468 let item_c = add_labeled_item(&pane, "C", false, cx);
4469 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4470
4471 pane.update_in(cx, |pane, window, cx| {
4472 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4473 pane.pin_tab_at(ix, window, cx);
4474 });
4475 assert_item_labels(&pane, ["A!", "B", "C*"], cx);
4476
4477 pane.update_in(cx, |pane, window, cx| {
4478 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4479 pane.pin_tab_at(ix, window, cx);
4480 });
4481 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4482
4483 pane.update_in(cx, |pane, window, cx| {
4484 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4485 pane.pin_tab_at(ix, window, cx);
4486 });
4487 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4488 }
4489
4490 #[gpui::test]
4491 async fn test_pin_tabs_right_to_left_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4492 init_test(cx);
4493 let fs = FakeFs::new(cx.executor());
4494
4495 let project = Project::test(fs, None, cx).await;
4496 let (workspace, cx) =
4497 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4498 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4499
4500 set_max_tabs(cx, Some(3));
4501
4502 let item_a = add_labeled_item(&pane, "A", false, cx);
4503 assert_item_labels(&pane, ["A*"], cx);
4504
4505 let item_b = add_labeled_item(&pane, "B", false, cx);
4506 assert_item_labels(&pane, ["A", "B*"], cx);
4507
4508 let item_c = add_labeled_item(&pane, "C", false, cx);
4509 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4510
4511 pane.update_in(cx, |pane, window, cx| {
4512 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4513 pane.pin_tab_at(ix, window, cx);
4514 });
4515 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4516
4517 pane.update_in(cx, |pane, window, cx| {
4518 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4519 pane.pin_tab_at(ix, window, cx);
4520 });
4521 assert_item_labels(&pane, ["C*!", "B!", "A"], cx);
4522
4523 pane.update_in(cx, |pane, window, cx| {
4524 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4525 pane.pin_tab_at(ix, window, cx);
4526 });
4527 assert_item_labels(&pane, ["C*!", "B!", "A!"], cx);
4528 }
4529
4530 #[gpui::test]
4531 async fn test_pinned_tabs_never_closed_at_max_tabs(cx: &mut TestAppContext) {
4532 init_test(cx);
4533 let fs = FakeFs::new(cx.executor());
4534
4535 let project = Project::test(fs, None, cx).await;
4536 let (workspace, cx) =
4537 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4538 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4539
4540 let item_a = add_labeled_item(&pane, "A", false, cx);
4541 pane.update_in(cx, |pane, window, cx| {
4542 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4543 pane.pin_tab_at(ix, window, cx);
4544 });
4545
4546 let item_b = add_labeled_item(&pane, "B", false, cx);
4547 pane.update_in(cx, |pane, window, cx| {
4548 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4549 pane.pin_tab_at(ix, window, cx);
4550 });
4551
4552 add_labeled_item(&pane, "C", false, cx);
4553 add_labeled_item(&pane, "D", false, cx);
4554 add_labeled_item(&pane, "E", false, cx);
4555 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
4556
4557 set_max_tabs(cx, Some(3));
4558 add_labeled_item(&pane, "F", false, cx);
4559 assert_item_labels(&pane, ["A!", "B!", "F*"], cx);
4560
4561 add_labeled_item(&pane, "G", false, cx);
4562 assert_item_labels(&pane, ["A!", "B!", "G*"], cx);
4563
4564 add_labeled_item(&pane, "H", false, cx);
4565 assert_item_labels(&pane, ["A!", "B!", "H*"], cx);
4566 }
4567
4568 #[gpui::test]
4569 async fn test_always_allows_one_unpinned_item_over_max_tabs_regardless_of_pinned_count(
4570 cx: &mut TestAppContext,
4571 ) {
4572 init_test(cx);
4573 let fs = FakeFs::new(cx.executor());
4574
4575 let project = Project::test(fs, None, cx).await;
4576 let (workspace, cx) =
4577 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4578 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4579
4580 set_max_tabs(cx, Some(3));
4581
4582 let item_a = add_labeled_item(&pane, "A", false, cx);
4583 pane.update_in(cx, |pane, window, cx| {
4584 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4585 pane.pin_tab_at(ix, window, cx);
4586 });
4587
4588 let item_b = add_labeled_item(&pane, "B", false, cx);
4589 pane.update_in(cx, |pane, window, cx| {
4590 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4591 pane.pin_tab_at(ix, window, cx);
4592 });
4593
4594 let item_c = add_labeled_item(&pane, "C", false, cx);
4595 pane.update_in(cx, |pane, window, cx| {
4596 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4597 pane.pin_tab_at(ix, window, cx);
4598 });
4599
4600 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4601
4602 let item_d = add_labeled_item(&pane, "D", false, cx);
4603 assert_item_labels(&pane, ["A!", "B!", "C!", "D*"], cx);
4604
4605 pane.update_in(cx, |pane, window, cx| {
4606 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4607 pane.pin_tab_at(ix, window, cx);
4608 });
4609 assert_item_labels(&pane, ["A!", "B!", "C!", "D*!"], cx);
4610
4611 add_labeled_item(&pane, "E", false, cx);
4612 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "E*"], cx);
4613
4614 add_labeled_item(&pane, "F", false, cx);
4615 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "F*"], cx);
4616 }
4617
4618 #[gpui::test]
4619 async fn test_can_open_one_item_when_all_tabs_are_dirty_at_max(cx: &mut TestAppContext) {
4620 init_test(cx);
4621 let fs = FakeFs::new(cx.executor());
4622
4623 let project = Project::test(fs, None, cx).await;
4624 let (workspace, cx) =
4625 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4626 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4627
4628 set_max_tabs(cx, Some(3));
4629
4630 add_labeled_item(&pane, "A", true, cx);
4631 assert_item_labels(&pane, ["A*^"], cx);
4632
4633 add_labeled_item(&pane, "B", true, cx);
4634 assert_item_labels(&pane, ["A^", "B*^"], cx);
4635
4636 add_labeled_item(&pane, "C", true, cx);
4637 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
4638
4639 add_labeled_item(&pane, "D", false, cx);
4640 assert_item_labels(&pane, ["A^", "B^", "C^", "D*"], cx);
4641
4642 add_labeled_item(&pane, "E", false, cx);
4643 assert_item_labels(&pane, ["A^", "B^", "C^", "E*"], cx);
4644
4645 add_labeled_item(&pane, "F", false, cx);
4646 assert_item_labels(&pane, ["A^", "B^", "C^", "F*"], cx);
4647
4648 add_labeled_item(&pane, "G", true, cx);
4649 assert_item_labels(&pane, ["A^", "B^", "C^", "G*^"], cx);
4650 }
4651
4652 #[gpui::test]
4653 async fn test_toggle_pin_tab(cx: &mut TestAppContext) {
4654 init_test(cx);
4655 let fs = FakeFs::new(cx.executor());
4656
4657 let project = Project::test(fs, None, cx).await;
4658 let (workspace, cx) =
4659 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4660 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4661
4662 set_labeled_items(&pane, ["A", "B*", "C"], cx);
4663 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4664
4665 pane.update_in(cx, |pane, window, cx| {
4666 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4667 });
4668 assert_item_labels(&pane, ["B*!", "A", "C"], cx);
4669
4670 pane.update_in(cx, |pane, window, cx| {
4671 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4672 });
4673 assert_item_labels(&pane, ["B*", "A", "C"], cx);
4674 }
4675
4676 #[gpui::test]
4677 async fn test_unpin_all_tabs(cx: &mut TestAppContext) {
4678 init_test(cx);
4679 let fs = FakeFs::new(cx.executor());
4680
4681 let project = Project::test(fs, None, cx).await;
4682 let (workspace, cx) =
4683 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4684 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4685
4686 // Unpin all, in an empty pane
4687 pane.update_in(cx, |pane, window, cx| {
4688 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4689 });
4690
4691 assert_item_labels(&pane, [], cx);
4692
4693 let item_a = add_labeled_item(&pane, "A", false, cx);
4694 let item_b = add_labeled_item(&pane, "B", false, cx);
4695 let item_c = add_labeled_item(&pane, "C", false, cx);
4696 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4697
4698 // Unpin all, when no tabs are pinned
4699 pane.update_in(cx, |pane, window, cx| {
4700 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4701 });
4702
4703 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4704
4705 // Pin inactive tabs only
4706 pane.update_in(cx, |pane, window, cx| {
4707 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4708 pane.pin_tab_at(ix, window, cx);
4709
4710 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4711 pane.pin_tab_at(ix, window, cx);
4712 });
4713 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4714
4715 pane.update_in(cx, |pane, window, cx| {
4716 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4717 });
4718
4719 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4720
4721 // Pin all tabs
4722 pane.update_in(cx, |pane, window, cx| {
4723 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4724 pane.pin_tab_at(ix, window, cx);
4725
4726 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4727 pane.pin_tab_at(ix, window, cx);
4728
4729 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4730 pane.pin_tab_at(ix, window, cx);
4731 });
4732 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4733
4734 // Activate middle tab
4735 pane.update_in(cx, |pane, window, cx| {
4736 pane.activate_item(1, false, false, window, cx);
4737 });
4738 assert_item_labels(&pane, ["A!", "B*!", "C!"], cx);
4739
4740 pane.update_in(cx, |pane, window, cx| {
4741 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4742 });
4743
4744 // Order has not changed
4745 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4746 }
4747
4748 #[gpui::test]
4749 async fn test_pinning_active_tab_without_position_change_maintains_focus(
4750 cx: &mut TestAppContext,
4751 ) {
4752 init_test(cx);
4753 let fs = FakeFs::new(cx.executor());
4754
4755 let project = Project::test(fs, None, cx).await;
4756 let (workspace, cx) =
4757 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4758 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4759
4760 // Add A
4761 let item_a = add_labeled_item(&pane, "A", false, cx);
4762 assert_item_labels(&pane, ["A*"], cx);
4763
4764 // Add B
4765 add_labeled_item(&pane, "B", false, cx);
4766 assert_item_labels(&pane, ["A", "B*"], cx);
4767
4768 // Activate A again
4769 pane.update_in(cx, |pane, window, cx| {
4770 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4771 pane.activate_item(ix, true, true, window, cx);
4772 });
4773 assert_item_labels(&pane, ["A*", "B"], cx);
4774
4775 // Pin A - remains active
4776 pane.update_in(cx, |pane, window, cx| {
4777 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4778 pane.pin_tab_at(ix, window, cx);
4779 });
4780 assert_item_labels(&pane, ["A*!", "B"], cx);
4781
4782 // Unpin A - remain active
4783 pane.update_in(cx, |pane, window, cx| {
4784 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4785 pane.unpin_tab_at(ix, window, cx);
4786 });
4787 assert_item_labels(&pane, ["A*", "B"], cx);
4788 }
4789
4790 #[gpui::test]
4791 async fn test_pinning_active_tab_with_position_change_maintains_focus(cx: &mut TestAppContext) {
4792 init_test(cx);
4793 let fs = FakeFs::new(cx.executor());
4794
4795 let project = Project::test(fs, None, cx).await;
4796 let (workspace, cx) =
4797 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4798 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4799
4800 // Add A, B, C
4801 add_labeled_item(&pane, "A", false, cx);
4802 add_labeled_item(&pane, "B", false, cx);
4803 let item_c = add_labeled_item(&pane, "C", false, cx);
4804 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4805
4806 // Pin C - moves to pinned area, remains active
4807 pane.update_in(cx, |pane, window, cx| {
4808 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4809 pane.pin_tab_at(ix, window, cx);
4810 });
4811 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4812
4813 // Unpin C - moves after pinned area, remains active
4814 pane.update_in(cx, |pane, window, cx| {
4815 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4816 pane.unpin_tab_at(ix, window, cx);
4817 });
4818 assert_item_labels(&pane, ["C*", "A", "B"], cx);
4819 }
4820
4821 #[gpui::test]
4822 async fn test_pinning_inactive_tab_without_position_change_preserves_existing_focus(
4823 cx: &mut TestAppContext,
4824 ) {
4825 init_test(cx);
4826 let fs = FakeFs::new(cx.executor());
4827
4828 let project = Project::test(fs, None, cx).await;
4829 let (workspace, cx) =
4830 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4831 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4832
4833 // Add A, B
4834 let item_a = add_labeled_item(&pane, "A", false, cx);
4835 add_labeled_item(&pane, "B", false, cx);
4836 assert_item_labels(&pane, ["A", "B*"], cx);
4837
4838 // Pin A - already in pinned area, B remains active
4839 pane.update_in(cx, |pane, window, cx| {
4840 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4841 pane.pin_tab_at(ix, window, cx);
4842 });
4843 assert_item_labels(&pane, ["A!", "B*"], cx);
4844
4845 // Unpin A - stays in place, B remains active
4846 pane.update_in(cx, |pane, window, cx| {
4847 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4848 pane.unpin_tab_at(ix, window, cx);
4849 });
4850 assert_item_labels(&pane, ["A", "B*"], cx);
4851 }
4852
4853 #[gpui::test]
4854 async fn test_pinning_inactive_tab_with_position_change_preserves_existing_focus(
4855 cx: &mut TestAppContext,
4856 ) {
4857 init_test(cx);
4858 let fs = FakeFs::new(cx.executor());
4859
4860 let project = Project::test(fs, None, cx).await;
4861 let (workspace, cx) =
4862 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4863 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4864
4865 // Add A, B, C
4866 add_labeled_item(&pane, "A", false, cx);
4867 let item_b = add_labeled_item(&pane, "B", false, cx);
4868 let item_c = add_labeled_item(&pane, "C", false, cx);
4869 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4870
4871 // Activate B
4872 pane.update_in(cx, |pane, window, cx| {
4873 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4874 pane.activate_item(ix, true, true, window, cx);
4875 });
4876 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4877
4878 // Pin C - moves to pinned area, B remains active
4879 pane.update_in(cx, |pane, window, cx| {
4880 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4881 pane.pin_tab_at(ix, window, cx);
4882 });
4883 assert_item_labels(&pane, ["C!", "A", "B*"], cx);
4884
4885 // Unpin C - moves after pinned area, B remains active
4886 pane.update_in(cx, |pane, window, cx| {
4887 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4888 pane.unpin_tab_at(ix, window, cx);
4889 });
4890 assert_item_labels(&pane, ["C", "A", "B*"], cx);
4891 }
4892
4893 #[gpui::test]
4894 async fn test_drag_unpinned_tab_to_split_creates_pane_with_unpinned_tab(
4895 cx: &mut TestAppContext,
4896 ) {
4897 init_test(cx);
4898 let fs = FakeFs::new(cx.executor());
4899
4900 let project = Project::test(fs, None, cx).await;
4901 let (workspace, cx) =
4902 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4903 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4904
4905 // Add A, B. Pin B. Activate A
4906 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4907 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4908
4909 pane_a.update_in(cx, |pane, window, cx| {
4910 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4911 pane.pin_tab_at(ix, window, cx);
4912
4913 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4914 pane.activate_item(ix, true, true, window, cx);
4915 });
4916
4917 // Drag A to create new split
4918 pane_a.update_in(cx, |pane, window, cx| {
4919 pane.drag_split_direction = Some(SplitDirection::Right);
4920
4921 let dragged_tab = DraggedTab {
4922 pane: pane_a.clone(),
4923 item: item_a.boxed_clone(),
4924 ix: 0,
4925 detail: 0,
4926 is_active: true,
4927 };
4928 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4929 });
4930
4931 // A should be moved to new pane. B should remain pinned, A should not be pinned
4932 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
4933 let panes = workspace.panes();
4934 (panes[0].clone(), panes[1].clone())
4935 });
4936 assert_item_labels(&pane_a, ["B*!"], cx);
4937 assert_item_labels(&pane_b, ["A*"], cx);
4938 }
4939
4940 #[gpui::test]
4941 async fn test_drag_pinned_tab_to_split_creates_pane_with_pinned_tab(cx: &mut TestAppContext) {
4942 init_test(cx);
4943 let fs = FakeFs::new(cx.executor());
4944
4945 let project = Project::test(fs, None, cx).await;
4946 let (workspace, cx) =
4947 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4948 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4949
4950 // Add A, B. Pin both. Activate A
4951 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4952 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4953
4954 pane_a.update_in(cx, |pane, window, cx| {
4955 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4956 pane.pin_tab_at(ix, window, cx);
4957
4958 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4959 pane.pin_tab_at(ix, window, cx);
4960
4961 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4962 pane.activate_item(ix, true, true, window, cx);
4963 });
4964 assert_item_labels(&pane_a, ["A*!", "B!"], cx);
4965
4966 // Drag A to create new split
4967 pane_a.update_in(cx, |pane, window, cx| {
4968 pane.drag_split_direction = Some(SplitDirection::Right);
4969
4970 let dragged_tab = DraggedTab {
4971 pane: pane_a.clone(),
4972 item: item_a.boxed_clone(),
4973 ix: 0,
4974 detail: 0,
4975 is_active: true,
4976 };
4977 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4978 });
4979
4980 // A should be moved to new pane. Both A and B should still be pinned
4981 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
4982 let panes = workspace.panes();
4983 (panes[0].clone(), panes[1].clone())
4984 });
4985 assert_item_labels(&pane_a, ["B*!"], cx);
4986 assert_item_labels(&pane_b, ["A*!"], cx);
4987 }
4988
4989 #[gpui::test]
4990 async fn test_drag_pinned_tab_into_existing_panes_pinned_region(cx: &mut TestAppContext) {
4991 init_test(cx);
4992 let fs = FakeFs::new(cx.executor());
4993
4994 let project = Project::test(fs, None, cx).await;
4995 let (workspace, cx) =
4996 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4997 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4998
4999 // Add A to pane A and pin
5000 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5001 pane_a.update_in(cx, |pane, window, cx| {
5002 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5003 pane.pin_tab_at(ix, window, cx);
5004 });
5005 assert_item_labels(&pane_a, ["A*!"], cx);
5006
5007 // Add B to pane B and pin
5008 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5009 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5010 });
5011 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5012 pane_b.update_in(cx, |pane, window, cx| {
5013 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5014 pane.pin_tab_at(ix, window, cx);
5015 });
5016 assert_item_labels(&pane_b, ["B*!"], cx);
5017
5018 // Move A from pane A to pane B's pinned region
5019 pane_b.update_in(cx, |pane, window, cx| {
5020 let dragged_tab = DraggedTab {
5021 pane: pane_a.clone(),
5022 item: item_a.boxed_clone(),
5023 ix: 0,
5024 detail: 0,
5025 is_active: true,
5026 };
5027 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5028 });
5029
5030 // A should stay pinned
5031 assert_item_labels(&pane_a, [], cx);
5032 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5033 }
5034
5035 #[gpui::test]
5036 async fn test_drag_pinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5037 init_test(cx);
5038 let fs = FakeFs::new(cx.executor());
5039
5040 let project = Project::test(fs, None, cx).await;
5041 let (workspace, cx) =
5042 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5043 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5044
5045 // Add A to pane A and pin
5046 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5047 pane_a.update_in(cx, |pane, window, cx| {
5048 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5049 pane.pin_tab_at(ix, window, cx);
5050 });
5051 assert_item_labels(&pane_a, ["A*!"], cx);
5052
5053 // Create pane B with pinned item B
5054 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5055 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5056 });
5057 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5058 assert_item_labels(&pane_b, ["B*"], cx);
5059
5060 pane_b.update_in(cx, |pane, window, cx| {
5061 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5062 pane.pin_tab_at(ix, window, cx);
5063 });
5064 assert_item_labels(&pane_b, ["B*!"], cx);
5065
5066 // Move A from pane A to pane B's unpinned region
5067 pane_b.update_in(cx, |pane, window, cx| {
5068 let dragged_tab = DraggedTab {
5069 pane: pane_a.clone(),
5070 item: item_a.boxed_clone(),
5071 ix: 0,
5072 detail: 0,
5073 is_active: true,
5074 };
5075 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5076 });
5077
5078 // A should become pinned
5079 assert_item_labels(&pane_a, [], cx);
5080 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5081 }
5082
5083 #[gpui::test]
5084 async fn test_drag_pinned_tab_into_existing_panes_first_position_with_no_pinned_tabs(
5085 cx: &mut TestAppContext,
5086 ) {
5087 init_test(cx);
5088 let fs = FakeFs::new(cx.executor());
5089
5090 let project = Project::test(fs, None, cx).await;
5091 let (workspace, cx) =
5092 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5093 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5094
5095 // Add A to pane A and pin
5096 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5097 pane_a.update_in(cx, |pane, window, cx| {
5098 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5099 pane.pin_tab_at(ix, window, cx);
5100 });
5101 assert_item_labels(&pane_a, ["A*!"], cx);
5102
5103 // Add B to pane B
5104 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5105 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5106 });
5107 add_labeled_item(&pane_b, "B", false, cx);
5108 assert_item_labels(&pane_b, ["B*"], cx);
5109
5110 // Move A from pane A to position 0 in pane B, indicating it should stay pinned
5111 pane_b.update_in(cx, |pane, window, cx| {
5112 let dragged_tab = DraggedTab {
5113 pane: pane_a.clone(),
5114 item: item_a.boxed_clone(),
5115 ix: 0,
5116 detail: 0,
5117 is_active: true,
5118 };
5119 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5120 });
5121
5122 // A should stay pinned
5123 assert_item_labels(&pane_a, [], cx);
5124 assert_item_labels(&pane_b, ["A*!", "B"], cx);
5125 }
5126
5127 #[gpui::test]
5128 async fn test_drag_pinned_tab_into_existing_pane_at_max_capacity_closes_unpinned_tabs(
5129 cx: &mut TestAppContext,
5130 ) {
5131 init_test(cx);
5132 let fs = FakeFs::new(cx.executor());
5133
5134 let project = Project::test(fs, None, cx).await;
5135 let (workspace, cx) =
5136 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5137 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5138 set_max_tabs(cx, Some(2));
5139
5140 // Add A, B to pane A. Pin both
5141 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5142 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5143 pane_a.update_in(cx, |pane, window, cx| {
5144 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5145 pane.pin_tab_at(ix, window, cx);
5146
5147 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5148 pane.pin_tab_at(ix, window, cx);
5149 });
5150 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5151
5152 // Add C, D to pane B. Pin both
5153 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5154 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5155 });
5156 let item_c = add_labeled_item(&pane_b, "C", false, cx);
5157 let item_d = add_labeled_item(&pane_b, "D", false, cx);
5158 pane_b.update_in(cx, |pane, window, cx| {
5159 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5160 pane.pin_tab_at(ix, window, cx);
5161
5162 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
5163 pane.pin_tab_at(ix, window, cx);
5164 });
5165 assert_item_labels(&pane_b, ["C!", "D*!"], cx);
5166
5167 // Add a third unpinned item to pane B (exceeds max tabs), but is allowed,
5168 // as we allow 1 tab over max if the others are pinned or dirty
5169 add_labeled_item(&pane_b, "E", false, cx);
5170 assert_item_labels(&pane_b, ["C!", "D!", "E*"], cx);
5171
5172 // Drag pinned A from pane A to position 0 in pane B
5173 pane_b.update_in(cx, |pane, window, cx| {
5174 let dragged_tab = DraggedTab {
5175 pane: pane_a.clone(),
5176 item: item_a.boxed_clone(),
5177 ix: 0,
5178 detail: 0,
5179 is_active: true,
5180 };
5181 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5182 });
5183
5184 // E (unpinned) should be closed, leaving 3 pinned items
5185 assert_item_labels(&pane_a, ["B*!"], cx);
5186 assert_item_labels(&pane_b, ["A*!", "C!", "D!"], cx);
5187 }
5188
5189 #[gpui::test]
5190 async fn test_drag_last_pinned_tab_to_same_position_stays_pinned(cx: &mut TestAppContext) {
5191 init_test(cx);
5192 let fs = FakeFs::new(cx.executor());
5193
5194 let project = Project::test(fs, None, cx).await;
5195 let (workspace, cx) =
5196 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5197 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5198
5199 // Add A to pane A and pin it
5200 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5201 pane_a.update_in(cx, |pane, window, cx| {
5202 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5203 pane.pin_tab_at(ix, window, cx);
5204 });
5205 assert_item_labels(&pane_a, ["A*!"], cx);
5206
5207 // Drag pinned A to position 1 (directly to the right) in the same pane
5208 pane_a.update_in(cx, |pane, window, cx| {
5209 let dragged_tab = DraggedTab {
5210 pane: pane_a.clone(),
5211 item: item_a.boxed_clone(),
5212 ix: 0,
5213 detail: 0,
5214 is_active: true,
5215 };
5216 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5217 });
5218
5219 // A should still be pinned and active
5220 assert_item_labels(&pane_a, ["A*!"], cx);
5221 }
5222
5223 #[gpui::test]
5224 async fn test_drag_pinned_tab_beyond_last_pinned_tab_in_same_pane_stays_pinned(
5225 cx: &mut TestAppContext,
5226 ) {
5227 init_test(cx);
5228 let fs = FakeFs::new(cx.executor());
5229
5230 let project = Project::test(fs, None, cx).await;
5231 let (workspace, cx) =
5232 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5233 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5234
5235 // Add A, B to pane A and pin both
5236 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5237 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5238 pane_a.update_in(cx, |pane, window, cx| {
5239 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5240 pane.pin_tab_at(ix, window, cx);
5241
5242 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5243 pane.pin_tab_at(ix, window, cx);
5244 });
5245 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5246
5247 // Drag pinned A right of B in the same pane
5248 pane_a.update_in(cx, |pane, window, cx| {
5249 let dragged_tab = DraggedTab {
5250 pane: pane_a.clone(),
5251 item: item_a.boxed_clone(),
5252 ix: 0,
5253 detail: 0,
5254 is_active: true,
5255 };
5256 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5257 });
5258
5259 // A stays pinned
5260 assert_item_labels(&pane_a, ["B!", "A*!"], cx);
5261 }
5262
5263 #[gpui::test]
5264 async fn test_dragging_pinned_tab_onto_unpinned_tab_reduces_unpinned_tab_count(
5265 cx: &mut TestAppContext,
5266 ) {
5267 init_test(cx);
5268 let fs = FakeFs::new(cx.executor());
5269
5270 let project = Project::test(fs, None, cx).await;
5271 let (workspace, cx) =
5272 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5273 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5274
5275 // Add A, B to pane A and pin A
5276 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5277 add_labeled_item(&pane_a, "B", false, cx);
5278 pane_a.update_in(cx, |pane, window, cx| {
5279 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5280 pane.pin_tab_at(ix, window, cx);
5281 });
5282 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5283
5284 // Drag pinned A on top of B in the same pane, which changes tab order to B, A
5285 pane_a.update_in(cx, |pane, window, cx| {
5286 let dragged_tab = DraggedTab {
5287 pane: pane_a.clone(),
5288 item: item_a.boxed_clone(),
5289 ix: 0,
5290 detail: 0,
5291 is_active: true,
5292 };
5293 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5294 });
5295
5296 // Neither are pinned
5297 assert_item_labels(&pane_a, ["B", "A*"], cx);
5298 }
5299
5300 #[gpui::test]
5301 async fn test_drag_pinned_tab_beyond_unpinned_tab_in_same_pane_becomes_unpinned(
5302 cx: &mut TestAppContext,
5303 ) {
5304 init_test(cx);
5305 let fs = FakeFs::new(cx.executor());
5306
5307 let project = Project::test(fs, None, cx).await;
5308 let (workspace, cx) =
5309 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5310 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5311
5312 // Add A, B to pane A and pin A
5313 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5314 add_labeled_item(&pane_a, "B", false, cx);
5315 pane_a.update_in(cx, |pane, window, cx| {
5316 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5317 pane.pin_tab_at(ix, window, cx);
5318 });
5319 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5320
5321 // Drag pinned A right of B in the same pane
5322 pane_a.update_in(cx, |pane, window, cx| {
5323 let dragged_tab = DraggedTab {
5324 pane: pane_a.clone(),
5325 item: item_a.boxed_clone(),
5326 ix: 0,
5327 detail: 0,
5328 is_active: true,
5329 };
5330 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5331 });
5332
5333 // A becomes unpinned
5334 assert_item_labels(&pane_a, ["B", "A*"], cx);
5335 }
5336
5337 #[gpui::test]
5338 async fn test_drag_unpinned_tab_in_front_of_pinned_tab_in_same_pane_becomes_pinned(
5339 cx: &mut TestAppContext,
5340 ) {
5341 init_test(cx);
5342 let fs = FakeFs::new(cx.executor());
5343
5344 let project = Project::test(fs, None, cx).await;
5345 let (workspace, cx) =
5346 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5347 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5348
5349 // Add A, B to pane A and pin A
5350 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5351 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5352 pane_a.update_in(cx, |pane, window, cx| {
5353 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5354 pane.pin_tab_at(ix, window, cx);
5355 });
5356 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5357
5358 // Drag pinned B left of A in the same pane
5359 pane_a.update_in(cx, |pane, window, cx| {
5360 let dragged_tab = DraggedTab {
5361 pane: pane_a.clone(),
5362 item: item_b.boxed_clone(),
5363 ix: 1,
5364 detail: 0,
5365 is_active: true,
5366 };
5367 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5368 });
5369
5370 // A becomes unpinned
5371 assert_item_labels(&pane_a, ["B*!", "A!"], cx);
5372 }
5373
5374 #[gpui::test]
5375 async fn test_drag_unpinned_tab_to_the_pinned_region_stays_pinned(cx: &mut TestAppContext) {
5376 init_test(cx);
5377 let fs = FakeFs::new(cx.executor());
5378
5379 let project = Project::test(fs, None, cx).await;
5380 let (workspace, cx) =
5381 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5382 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5383
5384 // Add A, B, C to pane A and pin A
5385 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5386 add_labeled_item(&pane_a, "B", false, cx);
5387 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5388 pane_a.update_in(cx, |pane, window, cx| {
5389 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5390 pane.pin_tab_at(ix, window, cx);
5391 });
5392 assert_item_labels(&pane_a, ["A!", "B", "C*"], cx);
5393
5394 // Drag pinned C left of B in the same pane
5395 pane_a.update_in(cx, |pane, window, cx| {
5396 let dragged_tab = DraggedTab {
5397 pane: pane_a.clone(),
5398 item: item_c.boxed_clone(),
5399 ix: 2,
5400 detail: 0,
5401 is_active: true,
5402 };
5403 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5404 });
5405
5406 // A stays pinned, B and C remain unpinned
5407 assert_item_labels(&pane_a, ["A!", "C*", "B"], cx);
5408 }
5409
5410 #[gpui::test]
5411 async fn test_drag_unpinned_tab_into_existing_panes_pinned_region(cx: &mut TestAppContext) {
5412 init_test(cx);
5413 let fs = FakeFs::new(cx.executor());
5414
5415 let project = Project::test(fs, None, cx).await;
5416 let (workspace, cx) =
5417 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5418 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5419
5420 // Add unpinned item A to pane A
5421 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5422 assert_item_labels(&pane_a, ["A*"], cx);
5423
5424 // Create pane B with pinned item B
5425 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5426 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5427 });
5428 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5429 pane_b.update_in(cx, |pane, window, cx| {
5430 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5431 pane.pin_tab_at(ix, window, cx);
5432 });
5433 assert_item_labels(&pane_b, ["B*!"], cx);
5434
5435 // Move A from pane A to pane B's pinned region
5436 pane_b.update_in(cx, |pane, window, cx| {
5437 let dragged_tab = DraggedTab {
5438 pane: pane_a.clone(),
5439 item: item_a.boxed_clone(),
5440 ix: 0,
5441 detail: 0,
5442 is_active: true,
5443 };
5444 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5445 });
5446
5447 // A should become pinned since it was dropped in the pinned region
5448 assert_item_labels(&pane_a, [], cx);
5449 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5450 }
5451
5452 #[gpui::test]
5453 async fn test_drag_unpinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5454 init_test(cx);
5455 let fs = FakeFs::new(cx.executor());
5456
5457 let project = Project::test(fs, None, cx).await;
5458 let (workspace, cx) =
5459 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5460 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5461
5462 // Add unpinned item A to pane A
5463 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5464 assert_item_labels(&pane_a, ["A*"], cx);
5465
5466 // Create pane B with one pinned item B
5467 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5468 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5469 });
5470 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5471 pane_b.update_in(cx, |pane, window, cx| {
5472 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5473 pane.pin_tab_at(ix, window, cx);
5474 });
5475 assert_item_labels(&pane_b, ["B*!"], cx);
5476
5477 // Move A from pane A to pane B's unpinned region
5478 pane_b.update_in(cx, |pane, window, cx| {
5479 let dragged_tab = DraggedTab {
5480 pane: pane_a.clone(),
5481 item: item_a.boxed_clone(),
5482 ix: 0,
5483 detail: 0,
5484 is_active: true,
5485 };
5486 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5487 });
5488
5489 // A should remain unpinned since it was dropped outside the pinned region
5490 assert_item_labels(&pane_a, [], cx);
5491 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5492 }
5493
5494 #[gpui::test]
5495 async fn test_drag_pinned_tab_throughout_entire_range_of_pinned_tabs_both_directions(
5496 cx: &mut TestAppContext,
5497 ) {
5498 init_test(cx);
5499 let fs = FakeFs::new(cx.executor());
5500
5501 let project = Project::test(fs, None, cx).await;
5502 let (workspace, cx) =
5503 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5504 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5505
5506 // Add A, B, C and pin all
5507 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5508 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5509 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5510 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5511
5512 pane_a.update_in(cx, |pane, window, cx| {
5513 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5514 pane.pin_tab_at(ix, window, cx);
5515
5516 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5517 pane.pin_tab_at(ix, window, cx);
5518
5519 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5520 pane.pin_tab_at(ix, window, cx);
5521 });
5522 assert_item_labels(&pane_a, ["A!", "B!", "C*!"], cx);
5523
5524 // Move A to right of B
5525 pane_a.update_in(cx, |pane, window, cx| {
5526 let dragged_tab = DraggedTab {
5527 pane: pane_a.clone(),
5528 item: item_a.boxed_clone(),
5529 ix: 0,
5530 detail: 0,
5531 is_active: true,
5532 };
5533 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5534 });
5535
5536 // A should be after B and all are pinned
5537 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5538
5539 // Move A to right of C
5540 pane_a.update_in(cx, |pane, window, cx| {
5541 let dragged_tab = DraggedTab {
5542 pane: pane_a.clone(),
5543 item: item_a.boxed_clone(),
5544 ix: 1,
5545 detail: 0,
5546 is_active: true,
5547 };
5548 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5549 });
5550
5551 // A should be after C and all are pinned
5552 assert_item_labels(&pane_a, ["B!", "C!", "A*!"], cx);
5553
5554 // Move A to left of C
5555 pane_a.update_in(cx, |pane, window, cx| {
5556 let dragged_tab = DraggedTab {
5557 pane: pane_a.clone(),
5558 item: item_a.boxed_clone(),
5559 ix: 2,
5560 detail: 0,
5561 is_active: true,
5562 };
5563 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5564 });
5565
5566 // A should be before C and all are pinned
5567 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5568
5569 // Move A to left of B
5570 pane_a.update_in(cx, |pane, window, cx| {
5571 let dragged_tab = DraggedTab {
5572 pane: pane_a.clone(),
5573 item: item_a.boxed_clone(),
5574 ix: 1,
5575 detail: 0,
5576 is_active: true,
5577 };
5578 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5579 });
5580
5581 // A should be before B and all are pinned
5582 assert_item_labels(&pane_a, ["A*!", "B!", "C!"], cx);
5583 }
5584
5585 #[gpui::test]
5586 async fn test_drag_first_tab_to_last_position(cx: &mut TestAppContext) {
5587 init_test(cx);
5588 let fs = FakeFs::new(cx.executor());
5589
5590 let project = Project::test(fs, None, cx).await;
5591 let (workspace, cx) =
5592 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5593 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5594
5595 // Add A, B, C
5596 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5597 add_labeled_item(&pane_a, "B", false, cx);
5598 add_labeled_item(&pane_a, "C", false, cx);
5599 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5600
5601 // Move A to the end
5602 pane_a.update_in(cx, |pane, window, cx| {
5603 let dragged_tab = DraggedTab {
5604 pane: pane_a.clone(),
5605 item: item_a.boxed_clone(),
5606 ix: 0,
5607 detail: 0,
5608 is_active: true,
5609 };
5610 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5611 });
5612
5613 // A should be at the end
5614 assert_item_labels(&pane_a, ["B", "C", "A*"], cx);
5615 }
5616
5617 #[gpui::test]
5618 async fn test_drag_last_tab_to_first_position(cx: &mut TestAppContext) {
5619 init_test(cx);
5620 let fs = FakeFs::new(cx.executor());
5621
5622 let project = Project::test(fs, None, cx).await;
5623 let (workspace, cx) =
5624 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5625 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5626
5627 // Add A, B, C
5628 add_labeled_item(&pane_a, "A", false, cx);
5629 add_labeled_item(&pane_a, "B", false, cx);
5630 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5631 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5632
5633 // Move C to the beginning
5634 pane_a.update_in(cx, |pane, window, cx| {
5635 let dragged_tab = DraggedTab {
5636 pane: pane_a.clone(),
5637 item: item_c.boxed_clone(),
5638 ix: 2,
5639 detail: 0,
5640 is_active: true,
5641 };
5642 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5643 });
5644
5645 // C should be at the beginning
5646 assert_item_labels(&pane_a, ["C*", "A", "B"], cx);
5647 }
5648
5649 #[gpui::test]
5650 async fn test_add_item_with_new_item(cx: &mut TestAppContext) {
5651 init_test(cx);
5652 let fs = FakeFs::new(cx.executor());
5653
5654 let project = Project::test(fs, None, cx).await;
5655 let (workspace, cx) =
5656 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5657 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5658
5659 // 1. Add with a destination index
5660 // a. Add before the active item
5661 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5662 pane.update_in(cx, |pane, window, cx| {
5663 pane.add_item(
5664 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5665 false,
5666 false,
5667 Some(0),
5668 window,
5669 cx,
5670 );
5671 });
5672 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5673
5674 // b. Add after the active item
5675 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5676 pane.update_in(cx, |pane, window, cx| {
5677 pane.add_item(
5678 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5679 false,
5680 false,
5681 Some(2),
5682 window,
5683 cx,
5684 );
5685 });
5686 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5687
5688 // c. Add at the end of the item list (including off the length)
5689 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5690 pane.update_in(cx, |pane, window, cx| {
5691 pane.add_item(
5692 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5693 false,
5694 false,
5695 Some(5),
5696 window,
5697 cx,
5698 );
5699 });
5700 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5701
5702 // 2. Add without a destination index
5703 // a. Add with active item at the start of the item list
5704 set_labeled_items(&pane, ["A*", "B", "C"], cx);
5705 pane.update_in(cx, |pane, window, cx| {
5706 pane.add_item(
5707 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5708 false,
5709 false,
5710 None,
5711 window,
5712 cx,
5713 );
5714 });
5715 set_labeled_items(&pane, ["A", "D*", "B", "C"], cx);
5716
5717 // b. Add with active item at the end of the item list
5718 set_labeled_items(&pane, ["A", "B", "C*"], cx);
5719 pane.update_in(cx, |pane, window, cx| {
5720 pane.add_item(
5721 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5722 false,
5723 false,
5724 None,
5725 window,
5726 cx,
5727 );
5728 });
5729 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5730 }
5731
5732 #[gpui::test]
5733 async fn test_add_item_with_existing_item(cx: &mut TestAppContext) {
5734 init_test(cx);
5735 let fs = FakeFs::new(cx.executor());
5736
5737 let project = Project::test(fs, None, cx).await;
5738 let (workspace, cx) =
5739 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5740 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5741
5742 // 1. Add with a destination index
5743 // 1a. Add before the active item
5744 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5745 pane.update_in(cx, |pane, window, cx| {
5746 pane.add_item(d, false, false, Some(0), window, cx);
5747 });
5748 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5749
5750 // 1b. Add after the active item
5751 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5752 pane.update_in(cx, |pane, window, cx| {
5753 pane.add_item(d, false, false, Some(2), window, cx);
5754 });
5755 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5756
5757 // 1c. Add at the end of the item list (including off the length)
5758 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5759 pane.update_in(cx, |pane, window, cx| {
5760 pane.add_item(a, false, false, Some(5), window, cx);
5761 });
5762 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5763
5764 // 1d. Add same item to active index
5765 let [_, b, _] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5766 pane.update_in(cx, |pane, window, cx| {
5767 pane.add_item(b, false, false, Some(1), window, cx);
5768 });
5769 assert_item_labels(&pane, ["A", "B*", "C"], cx);
5770
5771 // 1e. Add item to index after same item in last position
5772 let [_, _, c] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5773 pane.update_in(cx, |pane, window, cx| {
5774 pane.add_item(c, false, false, Some(2), window, cx);
5775 });
5776 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5777
5778 // 2. Add without a destination index
5779 // 2a. Add with active item at the start of the item list
5780 let [_, _, _, d] = set_labeled_items(&pane, ["A*", "B", "C", "D"], cx);
5781 pane.update_in(cx, |pane, window, cx| {
5782 pane.add_item(d, false, false, None, window, cx);
5783 });
5784 assert_item_labels(&pane, ["A", "D*", "B", "C"], cx);
5785
5786 // 2b. Add with active item at the end of the item list
5787 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B", "C", "D*"], cx);
5788 pane.update_in(cx, |pane, window, cx| {
5789 pane.add_item(a, false, false, None, window, cx);
5790 });
5791 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5792
5793 // 2c. Add active item to active item at end of list
5794 let [_, _, c] = set_labeled_items(&pane, ["A", "B", "C*"], cx);
5795 pane.update_in(cx, |pane, window, cx| {
5796 pane.add_item(c, false, false, None, window, cx);
5797 });
5798 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5799
5800 // 2d. Add active item to active item at start of list
5801 let [a, _, _] = set_labeled_items(&pane, ["A*", "B", "C"], cx);
5802 pane.update_in(cx, |pane, window, cx| {
5803 pane.add_item(a, false, false, None, window, cx);
5804 });
5805 assert_item_labels(&pane, ["A*", "B", "C"], cx);
5806 }
5807
5808 #[gpui::test]
5809 async fn test_add_item_with_same_project_entries(cx: &mut TestAppContext) {
5810 init_test(cx);
5811 let fs = FakeFs::new(cx.executor());
5812
5813 let project = Project::test(fs, None, cx).await;
5814 let (workspace, cx) =
5815 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5816 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5817
5818 // singleton view
5819 pane.update_in(cx, |pane, window, cx| {
5820 pane.add_item(
5821 Box::new(cx.new(|cx| {
5822 TestItem::new(cx)
5823 .with_buffer_kind(ItemBufferKind::Singleton)
5824 .with_label("buffer 1")
5825 .with_project_items(&[TestProjectItem::new(1, "one.txt", cx)])
5826 })),
5827 false,
5828 false,
5829 None,
5830 window,
5831 cx,
5832 );
5833 });
5834 assert_item_labels(&pane, ["buffer 1*"], cx);
5835
5836 // new singleton view with the same project entry
5837 pane.update_in(cx, |pane, window, cx| {
5838 pane.add_item(
5839 Box::new(cx.new(|cx| {
5840 TestItem::new(cx)
5841 .with_buffer_kind(ItemBufferKind::Singleton)
5842 .with_label("buffer 1")
5843 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5844 })),
5845 false,
5846 false,
5847 None,
5848 window,
5849 cx,
5850 );
5851 });
5852 assert_item_labels(&pane, ["buffer 1*"], cx);
5853
5854 // new singleton view with different project entry
5855 pane.update_in(cx, |pane, window, cx| {
5856 pane.add_item(
5857 Box::new(cx.new(|cx| {
5858 TestItem::new(cx)
5859 .with_buffer_kind(ItemBufferKind::Singleton)
5860 .with_label("buffer 2")
5861 .with_project_items(&[TestProjectItem::new(2, "2.txt", cx)])
5862 })),
5863 false,
5864 false,
5865 None,
5866 window,
5867 cx,
5868 );
5869 });
5870 assert_item_labels(&pane, ["buffer 1", "buffer 2*"], cx);
5871
5872 // new multibuffer view with the same project entry
5873 pane.update_in(cx, |pane, window, cx| {
5874 pane.add_item(
5875 Box::new(cx.new(|cx| {
5876 TestItem::new(cx)
5877 .with_buffer_kind(ItemBufferKind::Multibuffer)
5878 .with_label("multibuffer 1")
5879 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5880 })),
5881 false,
5882 false,
5883 None,
5884 window,
5885 cx,
5886 );
5887 });
5888 assert_item_labels(&pane, ["buffer 1", "buffer 2", "multibuffer 1*"], cx);
5889
5890 // another multibuffer view with the same project entry
5891 pane.update_in(cx, |pane, window, cx| {
5892 pane.add_item(
5893 Box::new(cx.new(|cx| {
5894 TestItem::new(cx)
5895 .with_buffer_kind(ItemBufferKind::Multibuffer)
5896 .with_label("multibuffer 1b")
5897 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5898 })),
5899 false,
5900 false,
5901 None,
5902 window,
5903 cx,
5904 );
5905 });
5906 assert_item_labels(
5907 &pane,
5908 ["buffer 1", "buffer 2", "multibuffer 1", "multibuffer 1b*"],
5909 cx,
5910 );
5911 }
5912
5913 #[gpui::test]
5914 async fn test_remove_item_ordering_history(cx: &mut TestAppContext) {
5915 init_test(cx);
5916 let fs = FakeFs::new(cx.executor());
5917
5918 let project = Project::test(fs, None, cx).await;
5919 let (workspace, cx) =
5920 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5921 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5922
5923 add_labeled_item(&pane, "A", false, cx);
5924 add_labeled_item(&pane, "B", false, cx);
5925 add_labeled_item(&pane, "C", false, cx);
5926 add_labeled_item(&pane, "D", false, cx);
5927 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5928
5929 pane.update_in(cx, |pane, window, cx| {
5930 pane.activate_item(1, false, false, window, cx)
5931 });
5932 add_labeled_item(&pane, "1", false, cx);
5933 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
5934
5935 pane.update_in(cx, |pane, window, cx| {
5936 pane.close_active_item(
5937 &CloseActiveItem {
5938 save_intent: None,
5939 close_pinned: false,
5940 },
5941 window,
5942 cx,
5943 )
5944 })
5945 .await
5946 .unwrap();
5947 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
5948
5949 pane.update_in(cx, |pane, window, cx| {
5950 pane.activate_item(3, false, false, window, cx)
5951 });
5952 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5953
5954 pane.update_in(cx, |pane, window, cx| {
5955 pane.close_active_item(
5956 &CloseActiveItem {
5957 save_intent: None,
5958 close_pinned: false,
5959 },
5960 window,
5961 cx,
5962 )
5963 })
5964 .await
5965 .unwrap();
5966 assert_item_labels(&pane, ["A", "B*", "C"], cx);
5967
5968 pane.update_in(cx, |pane, window, cx| {
5969 pane.close_active_item(
5970 &CloseActiveItem {
5971 save_intent: None,
5972 close_pinned: false,
5973 },
5974 window,
5975 cx,
5976 )
5977 })
5978 .await
5979 .unwrap();
5980 assert_item_labels(&pane, ["A", "C*"], 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*"], cx);
5995 }
5996
5997 #[gpui::test]
5998 async fn test_remove_item_ordering_neighbour(cx: &mut TestAppContext) {
5999 init_test(cx);
6000 cx.update_global::<SettingsStore, ()>(|s, cx| {
6001 s.update_user_settings(cx, |s| {
6002 s.tabs.get_or_insert_default().activate_on_close = Some(ActivateOnClose::Neighbour);
6003 });
6004 });
6005 let fs = FakeFs::new(cx.executor());
6006
6007 let project = Project::test(fs, None, cx).await;
6008 let (workspace, cx) =
6009 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6010 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6011
6012 add_labeled_item(&pane, "A", false, cx);
6013 add_labeled_item(&pane, "B", false, cx);
6014 add_labeled_item(&pane, "C", false, cx);
6015 add_labeled_item(&pane, "D", false, cx);
6016 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6017
6018 pane.update_in(cx, |pane, window, cx| {
6019 pane.activate_item(1, false, false, window, cx)
6020 });
6021 add_labeled_item(&pane, "1", false, cx);
6022 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6023
6024 pane.update_in(cx, |pane, window, cx| {
6025 pane.close_active_item(
6026 &CloseActiveItem {
6027 save_intent: None,
6028 close_pinned: false,
6029 },
6030 window,
6031 cx,
6032 )
6033 })
6034 .await
6035 .unwrap();
6036 assert_item_labels(&pane, ["A", "B", "C*", "D"], cx);
6037
6038 pane.update_in(cx, |pane, window, cx| {
6039 pane.activate_item(3, false, false, window, cx)
6040 });
6041 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6042
6043 pane.update_in(cx, |pane, window, cx| {
6044 pane.close_active_item(
6045 &CloseActiveItem {
6046 save_intent: None,
6047 close_pinned: false,
6048 },
6049 window,
6050 cx,
6051 )
6052 })
6053 .await
6054 .unwrap();
6055 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6056
6057 pane.update_in(cx, |pane, window, cx| {
6058 pane.close_active_item(
6059 &CloseActiveItem {
6060 save_intent: None,
6061 close_pinned: false,
6062 },
6063 window,
6064 cx,
6065 )
6066 })
6067 .await
6068 .unwrap();
6069 assert_item_labels(&pane, ["A", "B*"], cx);
6070
6071 pane.update_in(cx, |pane, window, cx| {
6072 pane.close_active_item(
6073 &CloseActiveItem {
6074 save_intent: None,
6075 close_pinned: false,
6076 },
6077 window,
6078 cx,
6079 )
6080 })
6081 .await
6082 .unwrap();
6083 assert_item_labels(&pane, ["A*"], cx);
6084 }
6085
6086 #[gpui::test]
6087 async fn test_remove_item_ordering_left_neighbour(cx: &mut TestAppContext) {
6088 init_test(cx);
6089 cx.update_global::<SettingsStore, ()>(|s, cx| {
6090 s.update_user_settings(cx, |s| {
6091 s.tabs.get_or_insert_default().activate_on_close =
6092 Some(ActivateOnClose::LeftNeighbour);
6093 });
6094 });
6095 let fs = FakeFs::new(cx.executor());
6096
6097 let project = Project::test(fs, None, cx).await;
6098 let (workspace, cx) =
6099 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6100 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6101
6102 add_labeled_item(&pane, "A", false, cx);
6103 add_labeled_item(&pane, "B", false, cx);
6104 add_labeled_item(&pane, "C", false, cx);
6105 add_labeled_item(&pane, "D", false, cx);
6106 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6107
6108 pane.update_in(cx, |pane, window, cx| {
6109 pane.activate_item(1, false, false, window, cx)
6110 });
6111 add_labeled_item(&pane, "1", false, cx);
6112 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6113
6114 pane.update_in(cx, |pane, window, cx| {
6115 pane.close_active_item(
6116 &CloseActiveItem {
6117 save_intent: None,
6118 close_pinned: false,
6119 },
6120 window,
6121 cx,
6122 )
6123 })
6124 .await
6125 .unwrap();
6126 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
6127
6128 pane.update_in(cx, |pane, window, cx| {
6129 pane.activate_item(3, false, false, window, cx)
6130 });
6131 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6132
6133 pane.update_in(cx, |pane, window, cx| {
6134 pane.close_active_item(
6135 &CloseActiveItem {
6136 save_intent: None,
6137 close_pinned: false,
6138 },
6139 window,
6140 cx,
6141 )
6142 })
6143 .await
6144 .unwrap();
6145 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6146
6147 pane.update_in(cx, |pane, window, cx| {
6148 pane.activate_item(0, false, false, window, cx)
6149 });
6150 assert_item_labels(&pane, ["A*", "B", "C"], cx);
6151
6152 pane.update_in(cx, |pane, window, cx| {
6153 pane.close_active_item(
6154 &CloseActiveItem {
6155 save_intent: None,
6156 close_pinned: false,
6157 },
6158 window,
6159 cx,
6160 )
6161 })
6162 .await
6163 .unwrap();
6164 assert_item_labels(&pane, ["B*", "C"], cx);
6165
6166 pane.update_in(cx, |pane, window, cx| {
6167 pane.close_active_item(
6168 &CloseActiveItem {
6169 save_intent: None,
6170 close_pinned: false,
6171 },
6172 window,
6173 cx,
6174 )
6175 })
6176 .await
6177 .unwrap();
6178 assert_item_labels(&pane, ["C*"], cx);
6179 }
6180
6181 #[gpui::test]
6182 async fn test_close_inactive_items(cx: &mut TestAppContext) {
6183 init_test(cx);
6184 let fs = FakeFs::new(cx.executor());
6185
6186 let project = Project::test(fs, None, cx).await;
6187 let (workspace, cx) =
6188 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6189 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6190
6191 let item_a = add_labeled_item(&pane, "A", false, cx);
6192 pane.update_in(cx, |pane, window, cx| {
6193 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6194 pane.pin_tab_at(ix, window, cx);
6195 });
6196 assert_item_labels(&pane, ["A*!"], cx);
6197
6198 let item_b = add_labeled_item(&pane, "B", false, cx);
6199 pane.update_in(cx, |pane, window, cx| {
6200 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
6201 pane.pin_tab_at(ix, window, cx);
6202 });
6203 assert_item_labels(&pane, ["A!", "B*!"], cx);
6204
6205 add_labeled_item(&pane, "C", false, cx);
6206 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
6207
6208 add_labeled_item(&pane, "D", false, cx);
6209 add_labeled_item(&pane, "E", false, cx);
6210 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
6211
6212 pane.update_in(cx, |pane, window, cx| {
6213 pane.close_other_items(
6214 &CloseOtherItems {
6215 save_intent: None,
6216 close_pinned: false,
6217 },
6218 None,
6219 window,
6220 cx,
6221 )
6222 })
6223 .await
6224 .unwrap();
6225 assert_item_labels(&pane, ["A!", "B!", "E*"], cx);
6226 }
6227
6228 #[gpui::test]
6229 async fn test_running_close_inactive_items_via_an_inactive_item(cx: &mut TestAppContext) {
6230 init_test(cx);
6231 let fs = FakeFs::new(cx.executor());
6232
6233 let project = Project::test(fs, None, cx).await;
6234 let (workspace, cx) =
6235 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6236 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6237
6238 add_labeled_item(&pane, "A", false, cx);
6239 assert_item_labels(&pane, ["A*"], cx);
6240
6241 let item_b = add_labeled_item(&pane, "B", false, cx);
6242 assert_item_labels(&pane, ["A", "B*"], cx);
6243
6244 add_labeled_item(&pane, "C", false, cx);
6245 add_labeled_item(&pane, "D", false, cx);
6246 add_labeled_item(&pane, "E", false, cx);
6247 assert_item_labels(&pane, ["A", "B", "C", "D", "E*"], cx);
6248
6249 pane.update_in(cx, |pane, window, cx| {
6250 pane.close_other_items(
6251 &CloseOtherItems {
6252 save_intent: None,
6253 close_pinned: false,
6254 },
6255 Some(item_b.item_id()),
6256 window,
6257 cx,
6258 )
6259 })
6260 .await
6261 .unwrap();
6262 assert_item_labels(&pane, ["B*"], cx);
6263 }
6264
6265 #[gpui::test]
6266 async fn test_close_clean_items(cx: &mut TestAppContext) {
6267 init_test(cx);
6268 let fs = FakeFs::new(cx.executor());
6269
6270 let project = Project::test(fs, None, cx).await;
6271 let (workspace, cx) =
6272 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6273 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6274
6275 add_labeled_item(&pane, "A", true, cx);
6276 add_labeled_item(&pane, "B", false, cx);
6277 add_labeled_item(&pane, "C", true, cx);
6278 add_labeled_item(&pane, "D", false, cx);
6279 add_labeled_item(&pane, "E", false, cx);
6280 assert_item_labels(&pane, ["A^", "B", "C^", "D", "E*"], cx);
6281
6282 pane.update_in(cx, |pane, window, cx| {
6283 pane.close_clean_items(
6284 &CloseCleanItems {
6285 close_pinned: false,
6286 },
6287 window,
6288 cx,
6289 )
6290 })
6291 .await
6292 .unwrap();
6293 assert_item_labels(&pane, ["A^", "C*^"], cx);
6294 }
6295
6296 #[gpui::test]
6297 async fn test_close_items_to_the_left(cx: &mut TestAppContext) {
6298 init_test(cx);
6299 let fs = FakeFs::new(cx.executor());
6300
6301 let project = Project::test(fs, None, cx).await;
6302 let (workspace, cx) =
6303 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6304 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6305
6306 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6307
6308 pane.update_in(cx, |pane, window, cx| {
6309 pane.close_items_to_the_left_by_id(
6310 None,
6311 &CloseItemsToTheLeft {
6312 close_pinned: false,
6313 },
6314 window,
6315 cx,
6316 )
6317 })
6318 .await
6319 .unwrap();
6320 assert_item_labels(&pane, ["C*", "D", "E"], cx);
6321 }
6322
6323 #[gpui::test]
6324 async fn test_close_items_to_the_right(cx: &mut TestAppContext) {
6325 init_test(cx);
6326 let fs = FakeFs::new(cx.executor());
6327
6328 let project = Project::test(fs, None, cx).await;
6329 let (workspace, cx) =
6330 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6331 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6332
6333 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6334
6335 pane.update_in(cx, |pane, window, cx| {
6336 pane.close_items_to_the_right_by_id(
6337 None,
6338 &CloseItemsToTheRight {
6339 close_pinned: false,
6340 },
6341 window,
6342 cx,
6343 )
6344 })
6345 .await
6346 .unwrap();
6347 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6348 }
6349
6350 #[gpui::test]
6351 async fn test_close_all_items(cx: &mut TestAppContext) {
6352 init_test(cx);
6353 let fs = FakeFs::new(cx.executor());
6354
6355 let project = Project::test(fs, None, cx).await;
6356 let (workspace, cx) =
6357 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6358 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6359
6360 let item_a = add_labeled_item(&pane, "A", false, cx);
6361 add_labeled_item(&pane, "B", false, cx);
6362 add_labeled_item(&pane, "C", false, cx);
6363 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6364
6365 pane.update_in(cx, |pane, window, cx| {
6366 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6367 pane.pin_tab_at(ix, window, cx);
6368 pane.close_all_items(
6369 &CloseAllItems {
6370 save_intent: None,
6371 close_pinned: false,
6372 },
6373 window,
6374 cx,
6375 )
6376 })
6377 .await
6378 .unwrap();
6379 assert_item_labels(&pane, ["A*!"], cx);
6380
6381 pane.update_in(cx, |pane, window, cx| {
6382 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6383 pane.unpin_tab_at(ix, window, cx);
6384 pane.close_all_items(
6385 &CloseAllItems {
6386 save_intent: None,
6387 close_pinned: false,
6388 },
6389 window,
6390 cx,
6391 )
6392 })
6393 .await
6394 .unwrap();
6395
6396 assert_item_labels(&pane, [], cx);
6397
6398 add_labeled_item(&pane, "A", true, cx).update(cx, |item, cx| {
6399 item.project_items
6400 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6401 });
6402 add_labeled_item(&pane, "B", true, cx).update(cx, |item, cx| {
6403 item.project_items
6404 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6405 });
6406 add_labeled_item(&pane, "C", true, cx).update(cx, |item, cx| {
6407 item.project_items
6408 .push(TestProjectItem::new_dirty(3, "C.txt", cx))
6409 });
6410 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6411
6412 let save = pane.update_in(cx, |pane, window, cx| {
6413 pane.close_all_items(
6414 &CloseAllItems {
6415 save_intent: None,
6416 close_pinned: false,
6417 },
6418 window,
6419 cx,
6420 )
6421 });
6422
6423 cx.executor().run_until_parked();
6424 cx.simulate_prompt_answer("Save all");
6425 save.await.unwrap();
6426 assert_item_labels(&pane, [], cx);
6427
6428 add_labeled_item(&pane, "A", true, cx);
6429 add_labeled_item(&pane, "B", true, cx);
6430 add_labeled_item(&pane, "C", true, cx);
6431 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6432 let save = pane.update_in(cx, |pane, window, cx| {
6433 pane.close_all_items(
6434 &CloseAllItems {
6435 save_intent: None,
6436 close_pinned: false,
6437 },
6438 window,
6439 cx,
6440 )
6441 });
6442
6443 cx.executor().run_until_parked();
6444 cx.simulate_prompt_answer("Discard all");
6445 save.await.unwrap();
6446 assert_item_labels(&pane, [], cx);
6447 }
6448
6449 #[gpui::test]
6450 async fn test_close_multibuffer_items(cx: &mut TestAppContext) {
6451 init_test(cx);
6452 let fs = FakeFs::new(cx.executor());
6453
6454 let project = Project::test(fs, None, cx).await;
6455 let (workspace, cx) =
6456 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6457 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6458
6459 let add_labeled_item = |pane: &Entity<Pane>,
6460 label,
6461 is_dirty,
6462 kind: ItemBufferKind,
6463 cx: &mut VisualTestContext| {
6464 pane.update_in(cx, |pane, window, cx| {
6465 let labeled_item = Box::new(cx.new(|cx| {
6466 TestItem::new(cx)
6467 .with_label(label)
6468 .with_dirty(is_dirty)
6469 .with_buffer_kind(kind)
6470 }));
6471 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6472 labeled_item
6473 })
6474 };
6475
6476 let item_a = add_labeled_item(&pane, "A", false, ItemBufferKind::Multibuffer, cx);
6477 add_labeled_item(&pane, "B", false, ItemBufferKind::Multibuffer, cx);
6478 add_labeled_item(&pane, "C", false, ItemBufferKind::Singleton, cx);
6479 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6480
6481 pane.update_in(cx, |pane, window, cx| {
6482 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6483 pane.pin_tab_at(ix, window, cx);
6484 pane.close_multibuffer_items(
6485 &CloseMultibufferItems {
6486 save_intent: None,
6487 close_pinned: false,
6488 },
6489 window,
6490 cx,
6491 )
6492 })
6493 .await
6494 .unwrap();
6495 assert_item_labels(&pane, ["A!", "C*"], cx);
6496
6497 pane.update_in(cx, |pane, window, cx| {
6498 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6499 pane.unpin_tab_at(ix, window, cx);
6500 pane.close_multibuffer_items(
6501 &CloseMultibufferItems {
6502 save_intent: None,
6503 close_pinned: false,
6504 },
6505 window,
6506 cx,
6507 )
6508 })
6509 .await
6510 .unwrap();
6511
6512 assert_item_labels(&pane, ["C*"], cx);
6513
6514 add_labeled_item(&pane, "A", true, ItemBufferKind::Singleton, cx).update(cx, |item, cx| {
6515 item.project_items
6516 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6517 });
6518 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6519 cx,
6520 |item, cx| {
6521 item.project_items
6522 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6523 },
6524 );
6525 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6526 cx,
6527 |item, cx| {
6528 item.project_items
6529 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6530 },
6531 );
6532 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6533
6534 let save = pane.update_in(cx, |pane, window, cx| {
6535 pane.close_multibuffer_items(
6536 &CloseMultibufferItems {
6537 save_intent: None,
6538 close_pinned: false,
6539 },
6540 window,
6541 cx,
6542 )
6543 });
6544
6545 cx.executor().run_until_parked();
6546 cx.simulate_prompt_answer("Save all");
6547 save.await.unwrap();
6548 assert_item_labels(&pane, ["C", "A*^"], cx);
6549
6550 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6551 cx,
6552 |item, cx| {
6553 item.project_items
6554 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6555 },
6556 );
6557 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6558 cx,
6559 |item, cx| {
6560 item.project_items
6561 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6562 },
6563 );
6564 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6565 let save = pane.update_in(cx, |pane, window, cx| {
6566 pane.close_multibuffer_items(
6567 &CloseMultibufferItems {
6568 save_intent: None,
6569 close_pinned: false,
6570 },
6571 window,
6572 cx,
6573 )
6574 });
6575
6576 cx.executor().run_until_parked();
6577 cx.simulate_prompt_answer("Discard all");
6578 save.await.unwrap();
6579 assert_item_labels(&pane, ["C", "A*^"], cx);
6580 }
6581
6582 #[gpui::test]
6583 async fn test_close_with_save_intent(cx: &mut TestAppContext) {
6584 init_test(cx);
6585 let fs = FakeFs::new(cx.executor());
6586
6587 let project = Project::test(fs, None, cx).await;
6588 let (workspace, cx) =
6589 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6590 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6591
6592 let a = cx.update(|_, cx| TestProjectItem::new_dirty(1, "A.txt", cx));
6593 let b = cx.update(|_, cx| TestProjectItem::new_dirty(1, "B.txt", cx));
6594 let c = cx.update(|_, cx| TestProjectItem::new_dirty(1, "C.txt", cx));
6595
6596 add_labeled_item(&pane, "AB", true, cx).update(cx, |item, _| {
6597 item.project_items.push(a.clone());
6598 item.project_items.push(b.clone());
6599 });
6600 add_labeled_item(&pane, "C", true, cx)
6601 .update(cx, |item, _| item.project_items.push(c.clone()));
6602 assert_item_labels(&pane, ["AB^", "C*^"], cx);
6603
6604 pane.update_in(cx, |pane, window, cx| {
6605 pane.close_all_items(
6606 &CloseAllItems {
6607 save_intent: Some(SaveIntent::Save),
6608 close_pinned: false,
6609 },
6610 window,
6611 cx,
6612 )
6613 })
6614 .await
6615 .unwrap();
6616
6617 assert_item_labels(&pane, [], cx);
6618 cx.update(|_, cx| {
6619 assert!(!a.read(cx).is_dirty);
6620 assert!(!b.read(cx).is_dirty);
6621 assert!(!c.read(cx).is_dirty);
6622 });
6623 }
6624
6625 #[gpui::test]
6626 async fn test_new_tab_scrolls_into_view_completely(cx: &mut TestAppContext) {
6627 // Arrange
6628 init_test(cx);
6629 let fs = FakeFs::new(cx.executor());
6630
6631 let project = Project::test(fs, None, cx).await;
6632 let (workspace, cx) =
6633 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6634 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6635
6636 cx.simulate_resize(size(px(300.), px(300.)));
6637
6638 add_labeled_item(&pane, "untitled", false, cx);
6639 add_labeled_item(&pane, "untitled", false, cx);
6640 add_labeled_item(&pane, "untitled", false, cx);
6641 add_labeled_item(&pane, "untitled", false, cx);
6642 // Act: this should trigger a scroll
6643 add_labeled_item(&pane, "untitled", false, cx);
6644 // Assert
6645 let tab_bar_scroll_handle =
6646 pane.update_in(cx, |pane, _window, _cx| pane.tab_bar_scroll_handle.clone());
6647 assert_eq!(tab_bar_scroll_handle.children_count(), 6);
6648 let tab_bounds = cx.debug_bounds("TAB-3").unwrap();
6649 let new_tab_button_bounds = cx.debug_bounds("ICON-Plus").unwrap();
6650 let scroll_bounds = tab_bar_scroll_handle.bounds();
6651 let scroll_offset = tab_bar_scroll_handle.offset();
6652 assert!(tab_bounds.right() <= scroll_bounds.right() + scroll_offset.x);
6653 // -39.5 is the magic number for this setup
6654 assert_eq!(scroll_offset.x, px(-39.5));
6655 assert!(
6656 !tab_bounds.intersects(&new_tab_button_bounds),
6657 "Tab should not overlap with the new tab button, if this is failing check if there's been a redesign!"
6658 );
6659 }
6660
6661 #[gpui::test]
6662 async fn test_close_all_items_including_pinned(cx: &mut TestAppContext) {
6663 init_test(cx);
6664 let fs = FakeFs::new(cx.executor());
6665
6666 let project = Project::test(fs, None, cx).await;
6667 let (workspace, cx) =
6668 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6669 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6670
6671 let item_a = add_labeled_item(&pane, "A", false, cx);
6672 add_labeled_item(&pane, "B", false, cx);
6673 add_labeled_item(&pane, "C", false, cx);
6674 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6675
6676 pane.update_in(cx, |pane, window, cx| {
6677 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6678 pane.pin_tab_at(ix, window, cx);
6679 pane.close_all_items(
6680 &CloseAllItems {
6681 save_intent: None,
6682 close_pinned: true,
6683 },
6684 window,
6685 cx,
6686 )
6687 })
6688 .await
6689 .unwrap();
6690 assert_item_labels(&pane, [], cx);
6691 }
6692
6693 #[gpui::test]
6694 async fn test_close_pinned_tab_with_non_pinned_in_same_pane(cx: &mut TestAppContext) {
6695 init_test(cx);
6696 let fs = FakeFs::new(cx.executor());
6697 let project = Project::test(fs, None, cx).await;
6698 let (workspace, cx) =
6699 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6700
6701 // Non-pinned tabs in same pane
6702 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6703 add_labeled_item(&pane, "A", false, cx);
6704 add_labeled_item(&pane, "B", false, cx);
6705 add_labeled_item(&pane, "C", false, cx);
6706 pane.update_in(cx, |pane, window, cx| {
6707 pane.pin_tab_at(0, window, cx);
6708 });
6709 set_labeled_items(&pane, ["A*", "B", "C"], cx);
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 .unwrap();
6720 });
6721 // Non-pinned tab should be active
6722 assert_item_labels(&pane, ["A!", "B*", "C"], cx);
6723 }
6724
6725 #[gpui::test]
6726 async fn test_close_pinned_tab_with_non_pinned_in_different_pane(cx: &mut TestAppContext) {
6727 init_test(cx);
6728 let fs = FakeFs::new(cx.executor());
6729 let project = Project::test(fs, None, cx).await;
6730 let (workspace, cx) =
6731 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6732
6733 // No non-pinned tabs in same pane, non-pinned tabs in another pane
6734 let pane1 = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6735 let pane2 = workspace.update_in(cx, |workspace, window, cx| {
6736 workspace.split_pane(pane1.clone(), SplitDirection::Right, window, cx)
6737 });
6738 add_labeled_item(&pane1, "A", false, cx);
6739 pane1.update_in(cx, |pane, window, cx| {
6740 pane.pin_tab_at(0, window, cx);
6741 });
6742 set_labeled_items(&pane1, ["A*"], cx);
6743 add_labeled_item(&pane2, "B", false, cx);
6744 set_labeled_items(&pane2, ["B"], cx);
6745 pane1.update_in(cx, |pane, window, cx| {
6746 pane.close_active_item(
6747 &CloseActiveItem {
6748 save_intent: None,
6749 close_pinned: false,
6750 },
6751 window,
6752 cx,
6753 )
6754 .unwrap();
6755 });
6756 // Non-pinned tab of other pane should be active
6757 assert_item_labels(&pane2, ["B*"], cx);
6758 }
6759
6760 #[gpui::test]
6761 async fn ensure_item_closing_actions_do_not_panic_when_no_items_exist(cx: &mut TestAppContext) {
6762 init_test(cx);
6763 let fs = FakeFs::new(cx.executor());
6764 let project = Project::test(fs, None, cx).await;
6765 let (workspace, cx) =
6766 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6767
6768 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6769 assert_item_labels(&pane, [], cx);
6770
6771 pane.update_in(cx, |pane, window, cx| {
6772 pane.close_active_item(
6773 &CloseActiveItem {
6774 save_intent: None,
6775 close_pinned: false,
6776 },
6777 window,
6778 cx,
6779 )
6780 })
6781 .await
6782 .unwrap();
6783
6784 pane.update_in(cx, |pane, window, cx| {
6785 pane.close_other_items(
6786 &CloseOtherItems {
6787 save_intent: None,
6788 close_pinned: false,
6789 },
6790 None,
6791 window,
6792 cx,
6793 )
6794 })
6795 .await
6796 .unwrap();
6797
6798 pane.update_in(cx, |pane, window, cx| {
6799 pane.close_all_items(
6800 &CloseAllItems {
6801 save_intent: None,
6802 close_pinned: false,
6803 },
6804 window,
6805 cx,
6806 )
6807 })
6808 .await
6809 .unwrap();
6810
6811 pane.update_in(cx, |pane, window, cx| {
6812 pane.close_clean_items(
6813 &CloseCleanItems {
6814 close_pinned: false,
6815 },
6816 window,
6817 cx,
6818 )
6819 })
6820 .await
6821 .unwrap();
6822
6823 pane.update_in(cx, |pane, window, cx| {
6824 pane.close_items_to_the_right_by_id(
6825 None,
6826 &CloseItemsToTheRight {
6827 close_pinned: false,
6828 },
6829 window,
6830 cx,
6831 )
6832 })
6833 .await
6834 .unwrap();
6835
6836 pane.update_in(cx, |pane, window, cx| {
6837 pane.close_items_to_the_left_by_id(
6838 None,
6839 &CloseItemsToTheLeft {
6840 close_pinned: false,
6841 },
6842 window,
6843 cx,
6844 )
6845 })
6846 .await
6847 .unwrap();
6848 }
6849
6850 #[gpui::test]
6851 async fn test_item_swapping_actions(cx: &mut TestAppContext) {
6852 init_test(cx);
6853 let fs = FakeFs::new(cx.executor());
6854 let project = Project::test(fs, None, cx).await;
6855 let (workspace, cx) =
6856 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6857
6858 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6859 assert_item_labels(&pane, [], cx);
6860
6861 // Test that these actions do not panic
6862 pane.update_in(cx, |pane, window, cx| {
6863 pane.swap_item_right(&Default::default(), window, cx);
6864 });
6865
6866 pane.update_in(cx, |pane, window, cx| {
6867 pane.swap_item_left(&Default::default(), window, cx);
6868 });
6869
6870 add_labeled_item(&pane, "A", false, cx);
6871 add_labeled_item(&pane, "B", false, cx);
6872 add_labeled_item(&pane, "C", false, cx);
6873 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6874
6875 pane.update_in(cx, |pane, window, cx| {
6876 pane.swap_item_right(&Default::default(), window, cx);
6877 });
6878 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6879
6880 pane.update_in(cx, |pane, window, cx| {
6881 pane.swap_item_left(&Default::default(), window, cx);
6882 });
6883 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6884
6885 pane.update_in(cx, |pane, window, cx| {
6886 pane.swap_item_left(&Default::default(), window, cx);
6887 });
6888 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6889
6890 pane.update_in(cx, |pane, window, cx| {
6891 pane.swap_item_left(&Default::default(), window, cx);
6892 });
6893 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6894
6895 pane.update_in(cx, |pane, window, cx| {
6896 pane.swap_item_right(&Default::default(), window, cx);
6897 });
6898 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6899 }
6900
6901 fn init_test(cx: &mut TestAppContext) {
6902 cx.update(|cx| {
6903 let settings_store = SettingsStore::test(cx);
6904 cx.set_global(settings_store);
6905 theme::init(LoadThemes::JustBase, cx);
6906 });
6907 }
6908
6909 fn set_max_tabs(cx: &mut TestAppContext, value: Option<usize>) {
6910 cx.update_global(|store: &mut SettingsStore, cx| {
6911 store.update_user_settings(cx, |settings| {
6912 settings.workspace.max_tabs = value.map(|v| NonZero::new(v).unwrap())
6913 });
6914 });
6915 }
6916
6917 fn add_labeled_item(
6918 pane: &Entity<Pane>,
6919 label: &str,
6920 is_dirty: bool,
6921 cx: &mut VisualTestContext,
6922 ) -> Box<Entity<TestItem>> {
6923 pane.update_in(cx, |pane, window, cx| {
6924 let labeled_item =
6925 Box::new(cx.new(|cx| TestItem::new(cx).with_label(label).with_dirty(is_dirty)));
6926 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6927 labeled_item
6928 })
6929 }
6930
6931 fn set_labeled_items<const COUNT: usize>(
6932 pane: &Entity<Pane>,
6933 labels: [&str; COUNT],
6934 cx: &mut VisualTestContext,
6935 ) -> [Box<Entity<TestItem>>; COUNT] {
6936 pane.update_in(cx, |pane, window, cx| {
6937 pane.items.clear();
6938 let mut active_item_index = 0;
6939
6940 let mut index = 0;
6941 let items = labels.map(|mut label| {
6942 if label.ends_with('*') {
6943 label = label.trim_end_matches('*');
6944 active_item_index = index;
6945 }
6946
6947 let labeled_item = Box::new(cx.new(|cx| TestItem::new(cx).with_label(label)));
6948 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6949 index += 1;
6950 labeled_item
6951 });
6952
6953 pane.activate_item(active_item_index, false, false, window, cx);
6954
6955 items
6956 })
6957 }
6958
6959 // Assert the item label, with the active item label suffixed with a '*'
6960 #[track_caller]
6961 fn assert_item_labels<const COUNT: usize>(
6962 pane: &Entity<Pane>,
6963 expected_states: [&str; COUNT],
6964 cx: &mut VisualTestContext,
6965 ) {
6966 let actual_states = pane.update(cx, |pane, cx| {
6967 pane.items
6968 .iter()
6969 .enumerate()
6970 .map(|(ix, item)| {
6971 let mut state = item
6972 .to_any_view()
6973 .downcast::<TestItem>()
6974 .unwrap()
6975 .read(cx)
6976 .label
6977 .clone();
6978 if ix == pane.active_item_index {
6979 state.push('*');
6980 }
6981 if item.is_dirty(cx) {
6982 state.push('^');
6983 }
6984 if pane.is_tab_pinned(ix) {
6985 state.push('!');
6986 }
6987 state
6988 })
6989 .collect::<Vec<_>>()
6990 });
6991 assert_eq!(
6992 actual_states, expected_states,
6993 "pane items do not match expectation"
6994 );
6995 }
6996}