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 /// Promotes the item with the given ID to not be a preview item.
877 /// This does nothing if it wasn't already a preview item.
878 pub fn unpreview_item_if_preview(&mut self, item_id: EntityId) {
879 if self.is_active_preview_item(item_id) {
880 self.preview_item_id = None;
881 }
882 }
883
884 /// Marks the item with the given ID as the preview item.
885 /// This will be ignored if the global setting `preview_tabs` is disabled.
886 ///
887 /// The old preview item (if there was one) is closed and its index is returned.
888 pub fn replace_preview_item_id(
889 &mut self,
890 item_id: EntityId,
891 window: &mut Window,
892 cx: &mut Context<Self>,
893 ) -> Option<usize> {
894 let idx = self.close_current_preview_item(window, cx);
895 self.set_preview_item_id(Some(item_id), cx);
896 idx
897 }
898
899 /// Marks the item with the given ID as the preview item.
900 /// This will be ignored if the global setting `preview_tabs` is disabled.
901 ///
902 /// This is a low-level method. Prefer `unpreview_item_if_preview()` or `set_new_preview_item()`.
903 pub(crate) fn set_preview_item_id(&mut self, item_id: Option<EntityId>, cx: &App) {
904 if item_id.is_none() || PreviewTabsSettings::get_global(cx).enabled {
905 self.preview_item_id = item_id;
906 }
907 }
908
909 /// Should only be used when deserializing a pane.
910 pub fn set_pinned_count(&mut self, count: usize) {
911 self.pinned_tab_count = count;
912 }
913
914 pub fn pinned_count(&self) -> usize {
915 self.pinned_tab_count
916 }
917
918 pub fn handle_item_edit(&mut self, item_id: EntityId, cx: &App) {
919 if let Some(preview_item) = self.preview_item()
920 && preview_item.item_id() == item_id
921 && !preview_item.preserve_preview(cx)
922 {
923 self.unpreview_item_if_preview(item_id);
924 }
925 }
926
927 pub(crate) fn open_item(
928 &mut self,
929 project_entry_id: Option<ProjectEntryId>,
930 project_path: ProjectPath,
931 focus_item: bool,
932 allow_preview: bool,
933 activate: bool,
934 suggested_position: Option<usize>,
935 window: &mut Window,
936 cx: &mut Context<Self>,
937 build_item: WorkspaceItemBuilder,
938 ) -> Box<dyn ItemHandle> {
939 let mut existing_item = None;
940 if let Some(project_entry_id) = project_entry_id {
941 for (index, item) in self.items.iter().enumerate() {
942 if item.buffer_kind(cx) == ItemBufferKind::Singleton
943 && item.project_entry_ids(cx).as_slice() == [project_entry_id]
944 {
945 let item = item.boxed_clone();
946 existing_item = Some((index, item));
947 break;
948 }
949 }
950 } else {
951 for (index, item) in self.items.iter().enumerate() {
952 if item.buffer_kind(cx) == ItemBufferKind::Singleton
953 && item.project_path(cx).as_ref() == Some(&project_path)
954 {
955 let item = item.boxed_clone();
956 existing_item = Some((index, item));
957 break;
958 }
959 }
960 }
961
962 let set_up_existing_item =
963 |index: usize, pane: &mut Self, window: &mut Window, cx: &mut Context<Self>| {
964 if !allow_preview && let Some(item) = pane.items.get(index) {
965 pane.unpreview_item_if_preview(item.item_id());
966 }
967 if activate {
968 pane.activate_item(index, focus_item, focus_item, window, cx);
969 }
970 };
971 let set_up_new_item = |new_item: Box<dyn ItemHandle>,
972 destination_index: Option<usize>,
973 pane: &mut Self,
974 window: &mut Window,
975 cx: &mut Context<Self>| {
976 if allow_preview {
977 pane.replace_preview_item_id(new_item.item_id(), window, cx);
978 }
979
980 if let Some(text) = new_item.telemetry_event_text(cx) {
981 telemetry::event!(text);
982 }
983
984 pane.add_item_inner(
985 new_item,
986 true,
987 focus_item,
988 activate,
989 destination_index,
990 window,
991 cx,
992 );
993 };
994
995 if let Some((index, existing_item)) = existing_item {
996 set_up_existing_item(index, self, window, cx);
997 existing_item
998 } else {
999 // If the item is being opened as preview and we have an existing preview tab,
1000 // open the new item in the position of the existing preview tab.
1001 let destination_index = if allow_preview {
1002 self.close_current_preview_item(window, cx)
1003 } else {
1004 suggested_position
1005 };
1006
1007 let new_item = build_item(self, window, cx);
1008 // A special case that won't ever get a `project_entry_id` but has to be deduplicated nonetheless.
1009 if let Some(invalid_buffer_view) = new_item.downcast::<InvalidItemView>() {
1010 let mut already_open_view = None;
1011 let mut views_to_close = HashSet::default();
1012 for existing_error_view in self
1013 .items_of_type::<InvalidItemView>()
1014 .filter(|item| item.read(cx).abs_path == invalid_buffer_view.read(cx).abs_path)
1015 {
1016 if already_open_view.is_none()
1017 && existing_error_view.read(cx).error == invalid_buffer_view.read(cx).error
1018 {
1019 already_open_view = Some(existing_error_view);
1020 } else {
1021 views_to_close.insert(existing_error_view.item_id());
1022 }
1023 }
1024
1025 let resulting_item = match already_open_view {
1026 Some(already_open_view) => {
1027 if let Some(index) = self.index_for_item_id(already_open_view.item_id()) {
1028 set_up_existing_item(index, self, window, cx);
1029 }
1030 Box::new(already_open_view) as Box<_>
1031 }
1032 None => {
1033 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1034 new_item
1035 }
1036 };
1037
1038 self.close_items(window, cx, SaveIntent::Skip, |existing_item| {
1039 views_to_close.contains(&existing_item)
1040 })
1041 .detach();
1042
1043 resulting_item
1044 } else {
1045 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1046 new_item
1047 }
1048 }
1049 }
1050
1051 pub fn close_current_preview_item(
1052 &mut self,
1053 window: &mut Window,
1054 cx: &mut Context<Self>,
1055 ) -> Option<usize> {
1056 let item_idx = self.preview_item_idx()?;
1057 let id = self.preview_item_id()?;
1058 self.set_preview_item_id(None, cx);
1059
1060 let prev_active_item_index = self.active_item_index;
1061 self.remove_item(id, false, false, window, cx);
1062 self.active_item_index = prev_active_item_index;
1063
1064 if item_idx < self.items.len() {
1065 Some(item_idx)
1066 } else {
1067 None
1068 }
1069 }
1070
1071 pub fn add_item_inner(
1072 &mut self,
1073 item: Box<dyn ItemHandle>,
1074 activate_pane: bool,
1075 focus_item: bool,
1076 activate: bool,
1077 destination_index: Option<usize>,
1078 window: &mut Window,
1079 cx: &mut Context<Self>,
1080 ) {
1081 let item_already_exists = self
1082 .items
1083 .iter()
1084 .any(|existing_item| existing_item.item_id() == item.item_id());
1085
1086 if !item_already_exists {
1087 self.close_items_on_item_open(window, cx);
1088 }
1089
1090 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1091 && let Some(&entry_id) = item.project_entry_ids(cx).first()
1092 {
1093 let Some(project) = self.project.upgrade() else {
1094 return;
1095 };
1096
1097 let project = project.read(cx);
1098 if let Some(project_path) = project.path_for_entry(entry_id, cx) {
1099 let abs_path = project.absolute_path(&project_path, cx);
1100 self.nav_history
1101 .0
1102 .lock()
1103 .paths_by_item
1104 .insert(item.item_id(), (project_path, abs_path));
1105 }
1106 }
1107 // If no destination index is specified, add or move the item after the
1108 // active item (or at the start of tab bar, if the active item is pinned)
1109 let mut insertion_index = {
1110 cmp::min(
1111 if let Some(destination_index) = destination_index {
1112 destination_index
1113 } else {
1114 cmp::max(self.active_item_index + 1, self.pinned_count())
1115 },
1116 self.items.len(),
1117 )
1118 };
1119
1120 // Does the item already exist?
1121 let project_entry_id = if item.buffer_kind(cx) == ItemBufferKind::Singleton {
1122 item.project_entry_ids(cx).first().copied()
1123 } else {
1124 None
1125 };
1126
1127 let existing_item_index = self.items.iter().position(|existing_item| {
1128 if existing_item.item_id() == item.item_id() {
1129 true
1130 } else if existing_item.buffer_kind(cx) == ItemBufferKind::Singleton {
1131 existing_item
1132 .project_entry_ids(cx)
1133 .first()
1134 .is_some_and(|existing_entry_id| {
1135 Some(existing_entry_id) == project_entry_id.as_ref()
1136 })
1137 } else {
1138 false
1139 }
1140 });
1141 if let Some(existing_item_index) = existing_item_index {
1142 // If the item already exists, move it to the desired destination and activate it
1143
1144 if existing_item_index != insertion_index {
1145 let existing_item_is_active = existing_item_index == self.active_item_index;
1146
1147 // If the caller didn't specify a destination and the added item is already
1148 // the active one, don't move it
1149 if existing_item_is_active && destination_index.is_none() {
1150 insertion_index = existing_item_index;
1151 } else {
1152 self.items.remove(existing_item_index);
1153 if existing_item_index < self.active_item_index {
1154 self.active_item_index -= 1;
1155 }
1156 insertion_index = insertion_index.min(self.items.len());
1157
1158 self.items.insert(insertion_index, item.clone());
1159
1160 if existing_item_is_active {
1161 self.active_item_index = insertion_index;
1162 } else if insertion_index <= self.active_item_index {
1163 self.active_item_index += 1;
1164 }
1165 }
1166
1167 cx.notify();
1168 }
1169
1170 if activate {
1171 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1172 }
1173 } else {
1174 self.items.insert(insertion_index, item.clone());
1175 cx.notify();
1176
1177 if activate {
1178 if insertion_index <= self.active_item_index
1179 && self.preview_item_idx() != Some(self.active_item_index)
1180 {
1181 self.active_item_index += 1;
1182 }
1183
1184 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1185 }
1186 }
1187
1188 cx.emit(Event::AddItem { item });
1189 }
1190
1191 pub fn add_item(
1192 &mut self,
1193 item: Box<dyn ItemHandle>,
1194 activate_pane: bool,
1195 focus_item: bool,
1196 destination_index: Option<usize>,
1197 window: &mut Window,
1198 cx: &mut Context<Self>,
1199 ) {
1200 if let Some(text) = item.telemetry_event_text(cx) {
1201 telemetry::event!(text);
1202 }
1203
1204 self.add_item_inner(
1205 item,
1206 activate_pane,
1207 focus_item,
1208 true,
1209 destination_index,
1210 window,
1211 cx,
1212 )
1213 }
1214
1215 pub fn items_len(&self) -> usize {
1216 self.items.len()
1217 }
1218
1219 pub fn items(&self) -> impl DoubleEndedIterator<Item = &Box<dyn ItemHandle>> {
1220 self.items.iter()
1221 }
1222
1223 pub fn items_of_type<T: Render>(&self) -> impl '_ + Iterator<Item = Entity<T>> {
1224 self.items
1225 .iter()
1226 .filter_map(|item| item.to_any_view().downcast().ok())
1227 }
1228
1229 pub fn active_item(&self) -> Option<Box<dyn ItemHandle>> {
1230 self.items.get(self.active_item_index).cloned()
1231 }
1232
1233 fn active_item_id(&self) -> EntityId {
1234 self.items[self.active_item_index].item_id()
1235 }
1236
1237 pub fn pixel_position_of_cursor(&self, cx: &App) -> Option<Point<Pixels>> {
1238 self.items
1239 .get(self.active_item_index)?
1240 .pixel_position_of_cursor(cx)
1241 }
1242
1243 pub fn item_for_entry(
1244 &self,
1245 entry_id: ProjectEntryId,
1246 cx: &App,
1247 ) -> Option<Box<dyn ItemHandle>> {
1248 self.items.iter().find_map(|item| {
1249 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1250 && (item.project_entry_ids(cx).as_slice() == [entry_id])
1251 {
1252 Some(item.boxed_clone())
1253 } else {
1254 None
1255 }
1256 })
1257 }
1258
1259 pub fn item_for_path(
1260 &self,
1261 project_path: ProjectPath,
1262 cx: &App,
1263 ) -> Option<Box<dyn ItemHandle>> {
1264 self.items.iter().find_map(move |item| {
1265 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1266 && (item.project_path(cx).as_slice() == [project_path.clone()])
1267 {
1268 Some(item.boxed_clone())
1269 } else {
1270 None
1271 }
1272 })
1273 }
1274
1275 pub fn index_for_item(&self, item: &dyn ItemHandle) -> Option<usize> {
1276 self.index_for_item_id(item.item_id())
1277 }
1278
1279 fn index_for_item_id(&self, item_id: EntityId) -> Option<usize> {
1280 self.items.iter().position(|i| i.item_id() == item_id)
1281 }
1282
1283 pub fn item_for_index(&self, ix: usize) -> Option<&dyn ItemHandle> {
1284 self.items.get(ix).map(|i| i.as_ref())
1285 }
1286
1287 pub fn toggle_zoom(&mut self, _: &ToggleZoom, window: &mut Window, cx: &mut Context<Self>) {
1288 if !self.can_toggle_zoom {
1289 cx.propagate();
1290 } else if self.zoomed {
1291 cx.emit(Event::ZoomOut);
1292 } else if !self.items.is_empty() {
1293 if !self.focus_handle.contains_focused(window, cx) {
1294 cx.focus_self(window);
1295 }
1296 cx.emit(Event::ZoomIn);
1297 }
1298 }
1299
1300 pub fn activate_item(
1301 &mut self,
1302 index: usize,
1303 activate_pane: bool,
1304 focus_item: bool,
1305 window: &mut Window,
1306 cx: &mut Context<Self>,
1307 ) {
1308 use NavigationMode::{GoingBack, GoingForward};
1309 if index < self.items.len() {
1310 let prev_active_item_ix = mem::replace(&mut self.active_item_index, index);
1311 if (prev_active_item_ix != self.active_item_index
1312 || matches!(self.nav_history.mode(), GoingBack | GoingForward))
1313 && let Some(prev_item) = self.items.get(prev_active_item_ix)
1314 {
1315 prev_item.deactivated(window, cx);
1316 }
1317 self.update_history(index);
1318 self.update_toolbar(window, cx);
1319 self.update_status_bar(window, cx);
1320
1321 if focus_item {
1322 self.focus_active_item(window, cx);
1323 }
1324
1325 cx.emit(Event::ActivateItem {
1326 local: activate_pane,
1327 focus_changed: focus_item,
1328 });
1329
1330 self.update_active_tab(index);
1331 cx.notify();
1332 }
1333 }
1334
1335 fn update_active_tab(&mut self, index: usize) {
1336 if !self.is_tab_pinned(index) {
1337 self.suppress_scroll = false;
1338 self.tab_bar_scroll_handle.scroll_to_item(index);
1339 }
1340 }
1341
1342 fn update_history(&mut self, index: usize) {
1343 if let Some(newly_active_item) = self.items.get(index) {
1344 self.activation_history
1345 .retain(|entry| entry.entity_id != newly_active_item.item_id());
1346 self.activation_history.push(ActivationHistoryEntry {
1347 entity_id: newly_active_item.item_id(),
1348 timestamp: self
1349 .next_activation_timestamp
1350 .fetch_add(1, Ordering::SeqCst),
1351 });
1352 }
1353 }
1354
1355 pub fn activate_previous_item(
1356 &mut self,
1357 _: &ActivatePreviousItem,
1358 window: &mut Window,
1359 cx: &mut Context<Self>,
1360 ) {
1361 let mut index = self.active_item_index;
1362 if index > 0 {
1363 index -= 1;
1364 } else if !self.items.is_empty() {
1365 index = self.items.len() - 1;
1366 }
1367 self.activate_item(index, true, true, window, cx);
1368 }
1369
1370 pub fn activate_next_item(
1371 &mut self,
1372 _: &ActivateNextItem,
1373 window: &mut Window,
1374 cx: &mut Context<Self>,
1375 ) {
1376 let mut index = self.active_item_index;
1377 if index + 1 < self.items.len() {
1378 index += 1;
1379 } else {
1380 index = 0;
1381 }
1382 self.activate_item(index, true, true, window, cx);
1383 }
1384
1385 pub fn swap_item_left(
1386 &mut self,
1387 _: &SwapItemLeft,
1388 window: &mut Window,
1389 cx: &mut Context<Self>,
1390 ) {
1391 let index = self.active_item_index;
1392 if index == 0 {
1393 return;
1394 }
1395
1396 self.items.swap(index, index - 1);
1397 self.activate_item(index - 1, true, true, window, cx);
1398 }
1399
1400 pub fn swap_item_right(
1401 &mut self,
1402 _: &SwapItemRight,
1403 window: &mut Window,
1404 cx: &mut Context<Self>,
1405 ) {
1406 let index = self.active_item_index;
1407 if index + 1 >= self.items.len() {
1408 return;
1409 }
1410
1411 self.items.swap(index, index + 1);
1412 self.activate_item(index + 1, true, true, window, cx);
1413 }
1414
1415 pub fn activate_last_item(
1416 &mut self,
1417 _: &ActivateLastItem,
1418 window: &mut Window,
1419 cx: &mut Context<Self>,
1420 ) {
1421 let index = self.items.len().saturating_sub(1);
1422 self.activate_item(index, true, true, window, cx);
1423 }
1424
1425 pub fn close_active_item(
1426 &mut self,
1427 action: &CloseActiveItem,
1428 window: &mut Window,
1429 cx: &mut Context<Self>,
1430 ) -> Task<Result<()>> {
1431 if self.items.is_empty() {
1432 // Close the window when there's no active items to close, if configured
1433 if WorkspaceSettings::get_global(cx)
1434 .when_closing_with_no_tabs
1435 .should_close()
1436 {
1437 window.dispatch_action(Box::new(CloseWindow), cx);
1438 }
1439
1440 return Task::ready(Ok(()));
1441 }
1442 if self.is_tab_pinned(self.active_item_index) && !action.close_pinned {
1443 // Activate any non-pinned tab in same pane
1444 let non_pinned_tab_index = self
1445 .items()
1446 .enumerate()
1447 .find(|(index, _item)| !self.is_tab_pinned(*index))
1448 .map(|(index, _item)| index);
1449 if let Some(index) = non_pinned_tab_index {
1450 self.activate_item(index, false, false, window, cx);
1451 return Task::ready(Ok(()));
1452 }
1453
1454 // Activate any non-pinned tab in different pane
1455 let current_pane = cx.entity();
1456 self.workspace
1457 .update(cx, |workspace, cx| {
1458 let panes = workspace.center.panes();
1459 let pane_with_unpinned_tab = panes.iter().find(|pane| {
1460 if **pane == ¤t_pane {
1461 return false;
1462 }
1463 pane.read(cx).has_unpinned_tabs()
1464 });
1465 if let Some(pane) = pane_with_unpinned_tab {
1466 pane.update(cx, |pane, cx| pane.activate_unpinned_tab(window, cx));
1467 }
1468 })
1469 .ok();
1470
1471 return Task::ready(Ok(()));
1472 };
1473
1474 let active_item_id = self.active_item_id();
1475
1476 self.close_item_by_id(
1477 active_item_id,
1478 action.save_intent.unwrap_or(SaveIntent::Close),
1479 window,
1480 cx,
1481 )
1482 }
1483
1484 pub fn close_item_by_id(
1485 &mut self,
1486 item_id_to_close: EntityId,
1487 save_intent: SaveIntent,
1488 window: &mut Window,
1489 cx: &mut Context<Self>,
1490 ) -> Task<Result<()>> {
1491 self.close_items(window, cx, save_intent, move |view_id| {
1492 view_id == item_id_to_close
1493 })
1494 }
1495
1496 pub fn close_other_items(
1497 &mut self,
1498 action: &CloseOtherItems,
1499 target_item_id: Option<EntityId>,
1500 window: &mut Window,
1501 cx: &mut Context<Self>,
1502 ) -> Task<Result<()>> {
1503 if self.items.is_empty() {
1504 return Task::ready(Ok(()));
1505 }
1506
1507 let active_item_id = match target_item_id {
1508 Some(result) => result,
1509 None => self.active_item_id(),
1510 };
1511
1512 let pinned_item_ids = self.pinned_item_ids();
1513
1514 self.close_items(
1515 window,
1516 cx,
1517 action.save_intent.unwrap_or(SaveIntent::Close),
1518 move |item_id| {
1519 item_id != active_item_id
1520 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1521 },
1522 )
1523 }
1524
1525 pub fn close_multibuffer_items(
1526 &mut self,
1527 action: &CloseMultibufferItems,
1528 window: &mut Window,
1529 cx: &mut Context<Self>,
1530 ) -> Task<Result<()>> {
1531 if self.items.is_empty() {
1532 return Task::ready(Ok(()));
1533 }
1534
1535 let pinned_item_ids = self.pinned_item_ids();
1536 let multibuffer_items = self.multibuffer_item_ids(cx);
1537
1538 self.close_items(
1539 window,
1540 cx,
1541 action.save_intent.unwrap_or(SaveIntent::Close),
1542 move |item_id| {
1543 (action.close_pinned || !pinned_item_ids.contains(&item_id))
1544 && multibuffer_items.contains(&item_id)
1545 },
1546 )
1547 }
1548
1549 pub fn close_clean_items(
1550 &mut self,
1551 action: &CloseCleanItems,
1552 window: &mut Window,
1553 cx: &mut Context<Self>,
1554 ) -> Task<Result<()>> {
1555 if self.items.is_empty() {
1556 return Task::ready(Ok(()));
1557 }
1558
1559 let clean_item_ids = self.clean_item_ids(cx);
1560 let pinned_item_ids = self.pinned_item_ids();
1561
1562 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1563 clean_item_ids.contains(&item_id)
1564 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1565 })
1566 }
1567
1568 pub fn close_items_to_the_left_by_id(
1569 &mut self,
1570 item_id: Option<EntityId>,
1571 action: &CloseItemsToTheLeft,
1572 window: &mut Window,
1573 cx: &mut Context<Self>,
1574 ) -> Task<Result<()>> {
1575 self.close_items_to_the_side_by_id(item_id, Side::Left, action.close_pinned, window, cx)
1576 }
1577
1578 pub fn close_items_to_the_right_by_id(
1579 &mut self,
1580 item_id: Option<EntityId>,
1581 action: &CloseItemsToTheRight,
1582 window: &mut Window,
1583 cx: &mut Context<Self>,
1584 ) -> Task<Result<()>> {
1585 self.close_items_to_the_side_by_id(item_id, Side::Right, action.close_pinned, window, cx)
1586 }
1587
1588 pub fn close_items_to_the_side_by_id(
1589 &mut self,
1590 item_id: Option<EntityId>,
1591 side: Side,
1592 close_pinned: bool,
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 item_id = item_id.unwrap_or_else(|| self.active_item_id());
1601 let to_the_side_item_ids = self.to_the_side_item_ids(item_id, side);
1602 let pinned_item_ids = self.pinned_item_ids();
1603
1604 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1605 to_the_side_item_ids.contains(&item_id)
1606 && (close_pinned || !pinned_item_ids.contains(&item_id))
1607 })
1608 }
1609
1610 pub fn close_all_items(
1611 &mut self,
1612 action: &CloseAllItems,
1613 window: &mut Window,
1614 cx: &mut Context<Self>,
1615 ) -> Task<Result<()>> {
1616 if self.items.is_empty() {
1617 return Task::ready(Ok(()));
1618 }
1619
1620 let pinned_item_ids = self.pinned_item_ids();
1621
1622 self.close_items(
1623 window,
1624 cx,
1625 action.save_intent.unwrap_or(SaveIntent::Close),
1626 |item_id| action.close_pinned || !pinned_item_ids.contains(&item_id),
1627 )
1628 }
1629
1630 fn close_items_on_item_open(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1631 let target = self.max_tabs.map(|m| m.get());
1632 let protect_active_item = false;
1633 self.close_items_to_target_count(target, protect_active_item, window, cx);
1634 }
1635
1636 fn close_items_on_settings_change(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1637 let target = self.max_tabs.map(|m| m.get() + 1);
1638 // The active item in this case is the settings.json file, which should be protected from being closed
1639 let protect_active_item = true;
1640 self.close_items_to_target_count(target, protect_active_item, window, cx);
1641 }
1642
1643 fn close_items_to_target_count(
1644 &mut self,
1645 target_count: Option<usize>,
1646 protect_active_item: bool,
1647 window: &mut Window,
1648 cx: &mut Context<Self>,
1649 ) {
1650 let Some(target_count) = target_count else {
1651 return;
1652 };
1653
1654 let mut index_list = Vec::new();
1655 let mut items_len = self.items_len();
1656 let mut indexes: HashMap<EntityId, usize> = HashMap::default();
1657 let active_ix = self.active_item_index();
1658
1659 for (index, item) in self.items.iter().enumerate() {
1660 indexes.insert(item.item_id(), index);
1661 }
1662
1663 // Close least recently used items to reach target count.
1664 // The target count is allowed to be exceeded, as we protect pinned
1665 // items, dirty items, and sometimes, the active item.
1666 for entry in self.activation_history.iter() {
1667 if items_len < target_count {
1668 break;
1669 }
1670
1671 let Some(&index) = indexes.get(&entry.entity_id) else {
1672 continue;
1673 };
1674
1675 if protect_active_item && index == active_ix {
1676 continue;
1677 }
1678
1679 if let Some(true) = self.items.get(index).map(|item| item.is_dirty(cx)) {
1680 continue;
1681 }
1682
1683 if self.is_tab_pinned(index) {
1684 continue;
1685 }
1686
1687 index_list.push(index);
1688 items_len -= 1;
1689 }
1690 // The sort and reverse is necessary since we remove items
1691 // using their index position, hence removing from the end
1692 // of the list first to avoid changing indexes.
1693 index_list.sort_unstable();
1694 index_list
1695 .iter()
1696 .rev()
1697 .for_each(|&index| self._remove_item(index, false, false, None, window, cx));
1698 }
1699
1700 // Usually when you close an item that has unsaved changes, we prompt you to
1701 // save it. That said, if you still have the buffer open in a different pane
1702 // we can close this one without fear of losing data.
1703 pub fn skip_save_on_close(item: &dyn ItemHandle, workspace: &Workspace, cx: &App) -> bool {
1704 let mut dirty_project_item_ids = Vec::new();
1705 item.for_each_project_item(cx, &mut |project_item_id, project_item| {
1706 if project_item.is_dirty() {
1707 dirty_project_item_ids.push(project_item_id);
1708 }
1709 });
1710 if dirty_project_item_ids.is_empty() {
1711 return !(item.buffer_kind(cx) == ItemBufferKind::Singleton && item.is_dirty(cx));
1712 }
1713
1714 for open_item in workspace.items(cx) {
1715 if open_item.item_id() == item.item_id() {
1716 continue;
1717 }
1718 if open_item.buffer_kind(cx) != ItemBufferKind::Singleton {
1719 continue;
1720 }
1721 let other_project_item_ids = open_item.project_item_model_ids(cx);
1722 dirty_project_item_ids.retain(|id| !other_project_item_ids.contains(id));
1723 }
1724 dirty_project_item_ids.is_empty()
1725 }
1726
1727 pub(super) fn file_names_for_prompt(
1728 items: &mut dyn Iterator<Item = &Box<dyn ItemHandle>>,
1729 cx: &App,
1730 ) -> String {
1731 let mut file_names = BTreeSet::default();
1732 for item in items {
1733 item.for_each_project_item(cx, &mut |_, project_item| {
1734 if !project_item.is_dirty() {
1735 return;
1736 }
1737 let filename = project_item
1738 .project_path(cx)
1739 .and_then(|path| path.path.file_name().map(ToOwned::to_owned));
1740 file_names.insert(filename.unwrap_or("untitled".to_string()));
1741 });
1742 }
1743 if file_names.len() > 6 {
1744 format!(
1745 "{}\n.. and {} more",
1746 file_names.iter().take(5).join("\n"),
1747 file_names.len() - 5
1748 )
1749 } else {
1750 file_names.into_iter().join("\n")
1751 }
1752 }
1753
1754 pub fn close_items(
1755 &self,
1756 window: &mut Window,
1757 cx: &mut Context<Pane>,
1758 mut save_intent: SaveIntent,
1759 should_close: impl Fn(EntityId) -> bool,
1760 ) -> Task<Result<()>> {
1761 // Find the items to close.
1762 let mut items_to_close = Vec::new();
1763 for item in &self.items {
1764 if should_close(item.item_id()) {
1765 items_to_close.push(item.boxed_clone());
1766 }
1767 }
1768
1769 let active_item_id = self.active_item().map(|item| item.item_id());
1770
1771 items_to_close.sort_by_key(|item| {
1772 let path = item.project_path(cx);
1773 // Put the currently active item at the end, because if the currently active item is not closed last
1774 // closing the currently active item will cause the focus to switch to another item
1775 // This will cause Zed to expand the content of the currently active item
1776 //
1777 // Beyond that sort in order of project path, with untitled files and multibuffers coming last.
1778 (active_item_id == Some(item.item_id()), path.is_none(), path)
1779 });
1780
1781 let workspace = self.workspace.clone();
1782 let Some(project) = self.project.upgrade() else {
1783 return Task::ready(Ok(()));
1784 };
1785 cx.spawn_in(window, async move |pane, cx| {
1786 let dirty_items = workspace.update(cx, |workspace, cx| {
1787 items_to_close
1788 .iter()
1789 .filter(|item| {
1790 item.is_dirty(cx) && !Self::skip_save_on_close(item.as_ref(), workspace, cx)
1791 })
1792 .map(|item| item.boxed_clone())
1793 .collect::<Vec<_>>()
1794 })?;
1795
1796 if save_intent == SaveIntent::Close && dirty_items.len() > 1 {
1797 let answer = pane.update_in(cx, |_, window, cx| {
1798 let detail = Self::file_names_for_prompt(&mut dirty_items.iter(), cx);
1799 window.prompt(
1800 PromptLevel::Warning,
1801 "Do you want to save changes to the following files?",
1802 Some(&detail),
1803 &["Save all", "Discard all", "Cancel"],
1804 cx,
1805 )
1806 })?;
1807 match answer.await {
1808 Ok(0) => save_intent = SaveIntent::SaveAll,
1809 Ok(1) => save_intent = SaveIntent::Skip,
1810 Ok(2) => return Ok(()),
1811 _ => {}
1812 }
1813 }
1814
1815 for item_to_close in items_to_close {
1816 let mut should_save = true;
1817 if save_intent == SaveIntent::Close {
1818 workspace.update(cx, |workspace, cx| {
1819 if Self::skip_save_on_close(item_to_close.as_ref(), workspace, cx) {
1820 should_save = false;
1821 }
1822 })?;
1823 }
1824
1825 if should_save {
1826 match Self::save_item(project.clone(), &pane, &*item_to_close, save_intent, cx)
1827 .await
1828 {
1829 Ok(success) => {
1830 if !success {
1831 break;
1832 }
1833 }
1834 Err(err) => {
1835 let answer = pane.update_in(cx, |_, window, cx| {
1836 let detail = Self::file_names_for_prompt(
1837 &mut [&item_to_close].into_iter(),
1838 cx,
1839 );
1840 window.prompt(
1841 PromptLevel::Warning,
1842 &format!("Unable to save file: {}", &err),
1843 Some(&detail),
1844 &["Close Without Saving", "Cancel"],
1845 cx,
1846 )
1847 })?;
1848 match answer.await {
1849 Ok(0) => {}
1850 Ok(1..) | Err(_) => break,
1851 }
1852 }
1853 }
1854 }
1855
1856 // Remove the item from the pane.
1857 pane.update_in(cx, |pane, window, cx| {
1858 pane.remove_item(
1859 item_to_close.item_id(),
1860 false,
1861 pane.close_pane_if_empty,
1862 window,
1863 cx,
1864 );
1865 })
1866 .ok();
1867 }
1868
1869 pane.update(cx, |_, cx| cx.notify()).ok();
1870 Ok(())
1871 })
1872 }
1873
1874 pub fn take_active_item(
1875 &mut self,
1876 window: &mut Window,
1877 cx: &mut Context<Self>,
1878 ) -> Option<Box<dyn ItemHandle>> {
1879 let item = self.active_item()?;
1880 self.remove_item(item.item_id(), false, false, window, cx);
1881 Some(item)
1882 }
1883
1884 pub fn remove_item(
1885 &mut self,
1886 item_id: EntityId,
1887 activate_pane: bool,
1888 close_pane_if_empty: bool,
1889 window: &mut Window,
1890 cx: &mut Context<Self>,
1891 ) {
1892 let Some(item_index) = self.index_for_item_id(item_id) else {
1893 return;
1894 };
1895 self._remove_item(
1896 item_index,
1897 activate_pane,
1898 close_pane_if_empty,
1899 None,
1900 window,
1901 cx,
1902 )
1903 }
1904
1905 pub fn remove_item_and_focus_on_pane(
1906 &mut self,
1907 item_index: usize,
1908 activate_pane: bool,
1909 focus_on_pane_if_closed: Entity<Pane>,
1910 window: &mut Window,
1911 cx: &mut Context<Self>,
1912 ) {
1913 self._remove_item(
1914 item_index,
1915 activate_pane,
1916 true,
1917 Some(focus_on_pane_if_closed),
1918 window,
1919 cx,
1920 )
1921 }
1922
1923 fn _remove_item(
1924 &mut self,
1925 item_index: usize,
1926 activate_pane: bool,
1927 close_pane_if_empty: bool,
1928 focus_on_pane_if_closed: Option<Entity<Pane>>,
1929 window: &mut Window,
1930 cx: &mut Context<Self>,
1931 ) {
1932 let activate_on_close = &ItemSettings::get_global(cx).activate_on_close;
1933 self.activation_history
1934 .retain(|entry| entry.entity_id != self.items[item_index].item_id());
1935
1936 if self.is_tab_pinned(item_index) {
1937 self.pinned_tab_count -= 1;
1938 }
1939 if item_index == self.active_item_index {
1940 let left_neighbour_index = || item_index.min(self.items.len()).saturating_sub(1);
1941 let index_to_activate = match activate_on_close {
1942 ActivateOnClose::History => self
1943 .activation_history
1944 .pop()
1945 .and_then(|last_activated_item| {
1946 self.items.iter().enumerate().find_map(|(index, item)| {
1947 (item.item_id() == last_activated_item.entity_id).then_some(index)
1948 })
1949 })
1950 // We didn't have a valid activation history entry, so fallback
1951 // to activating the item to the left
1952 .unwrap_or_else(left_neighbour_index),
1953 ActivateOnClose::Neighbour => {
1954 self.activation_history.pop();
1955 if item_index + 1 < self.items.len() {
1956 item_index + 1
1957 } else {
1958 item_index.saturating_sub(1)
1959 }
1960 }
1961 ActivateOnClose::LeftNeighbour => {
1962 self.activation_history.pop();
1963 left_neighbour_index()
1964 }
1965 };
1966
1967 let should_activate = activate_pane || self.has_focus(window, cx);
1968 if self.items.len() == 1 && should_activate {
1969 self.focus_handle.focus(window);
1970 } else {
1971 self.activate_item(
1972 index_to_activate,
1973 should_activate,
1974 should_activate,
1975 window,
1976 cx,
1977 );
1978 }
1979 }
1980
1981 let item = self.items.remove(item_index);
1982
1983 cx.emit(Event::RemovedItem { item: item.clone() });
1984 if self.items.is_empty() {
1985 item.deactivated(window, cx);
1986 if close_pane_if_empty {
1987 self.update_toolbar(window, cx);
1988 cx.emit(Event::Remove {
1989 focus_on_pane: focus_on_pane_if_closed,
1990 });
1991 }
1992 }
1993
1994 if item_index < self.active_item_index {
1995 self.active_item_index -= 1;
1996 }
1997
1998 let mode = self.nav_history.mode();
1999 self.nav_history.set_mode(NavigationMode::ClosingItem);
2000 item.deactivated(window, cx);
2001 item.on_removed(cx);
2002 self.nav_history.set_mode(mode);
2003
2004 self.unpreview_item_if_preview(item.item_id());
2005
2006 if let Some(path) = item.project_path(cx) {
2007 let abs_path = self
2008 .nav_history
2009 .0
2010 .lock()
2011 .paths_by_item
2012 .get(&item.item_id())
2013 .and_then(|(_, abs_path)| abs_path.clone());
2014
2015 self.nav_history
2016 .0
2017 .lock()
2018 .paths_by_item
2019 .insert(item.item_id(), (path, abs_path));
2020 } else {
2021 self.nav_history
2022 .0
2023 .lock()
2024 .paths_by_item
2025 .remove(&item.item_id());
2026 }
2027
2028 if self.zoom_out_on_close && self.items.is_empty() && close_pane_if_empty && self.zoomed {
2029 cx.emit(Event::ZoomOut);
2030 }
2031
2032 cx.notify();
2033 }
2034
2035 pub async fn save_item(
2036 project: Entity<Project>,
2037 pane: &WeakEntity<Pane>,
2038 item: &dyn ItemHandle,
2039 save_intent: SaveIntent,
2040 cx: &mut AsyncWindowContext,
2041 ) -> Result<bool> {
2042 const CONFLICT_MESSAGE: &str = "This file has changed on disk since you started editing it. Do you want to overwrite it?";
2043
2044 const DELETED_MESSAGE: &str = "This file has been deleted on disk since you started editing it. Do you want to recreate it?";
2045
2046 let path_style = project.read_with(cx, |project, cx| project.path_style(cx))?;
2047 if save_intent == SaveIntent::Skip {
2048 return Ok(true);
2049 };
2050 let Some(item_ix) = pane
2051 .read_with(cx, |pane, _| pane.index_for_item(item))
2052 .ok()
2053 .flatten()
2054 else {
2055 return Ok(true);
2056 };
2057
2058 let (
2059 mut has_conflict,
2060 mut is_dirty,
2061 mut can_save,
2062 can_save_as,
2063 is_singleton,
2064 has_deleted_file,
2065 ) = cx.update(|_window, cx| {
2066 (
2067 item.has_conflict(cx),
2068 item.is_dirty(cx),
2069 item.can_save(cx),
2070 item.can_save_as(cx),
2071 item.buffer_kind(cx) == ItemBufferKind::Singleton,
2072 item.has_deleted_file(cx),
2073 )
2074 })?;
2075
2076 // when saving a single buffer, we ignore whether or not it's dirty.
2077 if save_intent == SaveIntent::Save || save_intent == SaveIntent::SaveWithoutFormat {
2078 is_dirty = true;
2079 }
2080
2081 if save_intent == SaveIntent::SaveAs {
2082 is_dirty = true;
2083 has_conflict = false;
2084 can_save = false;
2085 }
2086
2087 if save_intent == SaveIntent::Overwrite {
2088 has_conflict = false;
2089 }
2090
2091 let should_format = save_intent != SaveIntent::SaveWithoutFormat;
2092
2093 if has_conflict && can_save {
2094 if has_deleted_file && is_singleton {
2095 let answer = pane.update_in(cx, |pane, window, cx| {
2096 pane.activate_item(item_ix, true, true, window, cx);
2097 window.prompt(
2098 PromptLevel::Warning,
2099 DELETED_MESSAGE,
2100 None,
2101 &["Save", "Close", "Cancel"],
2102 cx,
2103 )
2104 })?;
2105 match answer.await {
2106 Ok(0) => {
2107 pane.update_in(cx, |_, window, cx| {
2108 item.save(
2109 SaveOptions {
2110 format: should_format,
2111 autosave: false,
2112 },
2113 project,
2114 window,
2115 cx,
2116 )
2117 })?
2118 .await?
2119 }
2120 Ok(1) => {
2121 pane.update_in(cx, |pane, window, cx| {
2122 pane.remove_item(item.item_id(), false, true, window, cx)
2123 })?;
2124 }
2125 _ => return Ok(false),
2126 }
2127 return Ok(true);
2128 } else {
2129 let answer = pane.update_in(cx, |pane, window, cx| {
2130 pane.activate_item(item_ix, true, true, window, cx);
2131 window.prompt(
2132 PromptLevel::Warning,
2133 CONFLICT_MESSAGE,
2134 None,
2135 &["Overwrite", "Discard", "Cancel"],
2136 cx,
2137 )
2138 })?;
2139 match answer.await {
2140 Ok(0) => {
2141 pane.update_in(cx, |_, window, cx| {
2142 item.save(
2143 SaveOptions {
2144 format: should_format,
2145 autosave: false,
2146 },
2147 project,
2148 window,
2149 cx,
2150 )
2151 })?
2152 .await?
2153 }
2154 Ok(1) => {
2155 pane.update_in(cx, |_, window, cx| item.reload(project, window, cx))?
2156 .await?
2157 }
2158 _ => return Ok(false),
2159 }
2160 }
2161 } else if is_dirty && (can_save || can_save_as) {
2162 if save_intent == SaveIntent::Close {
2163 let will_autosave = cx.update(|_window, cx| {
2164 item.can_autosave(cx)
2165 && item.workspace_settings(cx).autosave.should_save_on_close()
2166 })?;
2167 if !will_autosave {
2168 let item_id = item.item_id();
2169 let answer_task = pane.update_in(cx, |pane, window, cx| {
2170 if pane.save_modals_spawned.insert(item_id) {
2171 pane.activate_item(item_ix, true, true, window, cx);
2172 let prompt = dirty_message_for(item.project_path(cx), path_style);
2173 Some(window.prompt(
2174 PromptLevel::Warning,
2175 &prompt,
2176 None,
2177 &["Save", "Don't Save", "Cancel"],
2178 cx,
2179 ))
2180 } else {
2181 None
2182 }
2183 })?;
2184 if let Some(answer_task) = answer_task {
2185 let answer = answer_task.await;
2186 pane.update(cx, |pane, _| {
2187 if !pane.save_modals_spawned.remove(&item_id) {
2188 debug_panic!(
2189 "save modal was not present in spawned modals after awaiting for its answer"
2190 )
2191 }
2192 })?;
2193 match answer {
2194 Ok(0) => {}
2195 Ok(1) => {
2196 // Don't save this file
2197 pane.update_in(cx, |pane, _, cx| {
2198 if pane.is_tab_pinned(item_ix) && !item.can_save(cx) {
2199 pane.pinned_tab_count -= 1;
2200 }
2201 })
2202 .log_err();
2203 return Ok(true);
2204 }
2205 _ => return Ok(false), // Cancel
2206 }
2207 } else {
2208 return Ok(false);
2209 }
2210 }
2211 }
2212
2213 if can_save {
2214 pane.update_in(cx, |pane, window, cx| {
2215 pane.unpreview_item_if_preview(item.item_id());
2216 item.save(
2217 SaveOptions {
2218 format: should_format,
2219 autosave: false,
2220 },
2221 project,
2222 window,
2223 cx,
2224 )
2225 })?
2226 .await?;
2227 } else if can_save_as && is_singleton {
2228 let suggested_name =
2229 cx.update(|_window, cx| item.suggested_filename(cx).to_string())?;
2230 let new_path = pane.update_in(cx, |pane, window, cx| {
2231 pane.activate_item(item_ix, true, true, window, cx);
2232 pane.workspace.update(cx, |workspace, cx| {
2233 let lister = if workspace.project().read(cx).is_local() {
2234 DirectoryLister::Local(
2235 workspace.project().clone(),
2236 workspace.app_state().fs.clone(),
2237 )
2238 } else {
2239 DirectoryLister::Project(workspace.project().clone())
2240 };
2241 workspace.prompt_for_new_path(lister, Some(suggested_name), window, cx)
2242 })
2243 })??;
2244 let Some(new_path) = new_path.await.ok().flatten().into_iter().flatten().next()
2245 else {
2246 return Ok(false);
2247 };
2248
2249 let project_path = pane
2250 .update(cx, |pane, cx| {
2251 pane.project
2252 .update(cx, |project, cx| {
2253 project.find_or_create_worktree(new_path, true, cx)
2254 })
2255 .ok()
2256 })
2257 .ok()
2258 .flatten();
2259 let save_task = if let Some(project_path) = project_path {
2260 let (worktree, path) = project_path.await?;
2261 let worktree_id = worktree.read_with(cx, |worktree, _| worktree.id())?;
2262 let new_path = ProjectPath {
2263 worktree_id,
2264 path: path,
2265 };
2266
2267 pane.update_in(cx, |pane, window, cx| {
2268 if let Some(item) = pane.item_for_path(new_path.clone(), cx) {
2269 pane.remove_item(item.item_id(), false, false, window, cx);
2270 }
2271
2272 item.save_as(project, new_path, window, cx)
2273 })?
2274 } else {
2275 return Ok(false);
2276 };
2277
2278 save_task.await?;
2279 return Ok(true);
2280 }
2281 }
2282
2283 pane.update(cx, |_, cx| {
2284 cx.emit(Event::UserSavedItem {
2285 item: item.downgrade_item(),
2286 save_intent,
2287 });
2288 true
2289 })
2290 }
2291
2292 pub fn autosave_item(
2293 item: &dyn ItemHandle,
2294 project: Entity<Project>,
2295 window: &mut Window,
2296 cx: &mut App,
2297 ) -> Task<Result<()>> {
2298 let format = !matches!(
2299 item.workspace_settings(cx).autosave,
2300 AutosaveSetting::AfterDelay { .. }
2301 );
2302 if item.can_autosave(cx) {
2303 item.save(
2304 SaveOptions {
2305 format,
2306 autosave: true,
2307 },
2308 project,
2309 window,
2310 cx,
2311 )
2312 } else {
2313 Task::ready(Ok(()))
2314 }
2315 }
2316
2317 pub fn focus_active_item(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2318 if let Some(active_item) = self.active_item() {
2319 let focus_handle = active_item.item_focus_handle(cx);
2320 window.focus(&focus_handle);
2321 }
2322 }
2323
2324 pub fn split(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2325 cx.emit(Event::Split {
2326 direction,
2327 clone_active_item: true,
2328 });
2329 }
2330
2331 pub fn split_and_move(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2332 if self.items.len() > 1 {
2333 cx.emit(Event::Split {
2334 direction,
2335 clone_active_item: false,
2336 });
2337 }
2338 }
2339
2340 pub fn toolbar(&self) -> &Entity<Toolbar> {
2341 &self.toolbar
2342 }
2343
2344 pub fn handle_deleted_project_item(
2345 &mut self,
2346 entry_id: ProjectEntryId,
2347 window: &mut Window,
2348 cx: &mut Context<Pane>,
2349 ) -> Option<()> {
2350 let item_id = self.items().find_map(|item| {
2351 if item.buffer_kind(cx) == ItemBufferKind::Singleton
2352 && item.project_entry_ids(cx).as_slice() == [entry_id]
2353 {
2354 Some(item.item_id())
2355 } else {
2356 None
2357 }
2358 })?;
2359
2360 self.remove_item(item_id, false, true, window, cx);
2361 self.nav_history.remove_item(item_id);
2362
2363 Some(())
2364 }
2365
2366 fn update_toolbar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2367 let active_item = self
2368 .items
2369 .get(self.active_item_index)
2370 .map(|item| item.as_ref());
2371 self.toolbar.update(cx, |toolbar, cx| {
2372 toolbar.set_active_item(active_item, window, cx);
2373 });
2374 }
2375
2376 fn update_status_bar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2377 let workspace = self.workspace.clone();
2378 let pane = cx.entity();
2379
2380 window.defer(cx, move |window, cx| {
2381 let Ok(status_bar) =
2382 workspace.read_with(cx, |workspace, _| workspace.status_bar.clone())
2383 else {
2384 return;
2385 };
2386
2387 status_bar.update(cx, move |status_bar, cx| {
2388 status_bar.set_active_pane(&pane, window, cx);
2389 });
2390 });
2391 }
2392
2393 fn entry_abs_path(&self, entry: ProjectEntryId, cx: &App) -> Option<PathBuf> {
2394 let worktree = self
2395 .workspace
2396 .upgrade()?
2397 .read(cx)
2398 .project()
2399 .read(cx)
2400 .worktree_for_entry(entry, cx)?
2401 .read(cx);
2402 let entry = worktree.entry_for_id(entry)?;
2403 Some(match &entry.canonical_path {
2404 Some(canonical_path) => canonical_path.to_path_buf(),
2405 None => worktree.absolutize(&entry.path),
2406 })
2407 }
2408
2409 pub fn icon_color(selected: bool) -> Color {
2410 if selected {
2411 Color::Default
2412 } else {
2413 Color::Muted
2414 }
2415 }
2416
2417 fn toggle_pin_tab(&mut self, _: &TogglePinTab, window: &mut Window, cx: &mut Context<Self>) {
2418 if self.items.is_empty() {
2419 return;
2420 }
2421 let active_tab_ix = self.active_item_index();
2422 if self.is_tab_pinned(active_tab_ix) {
2423 self.unpin_tab_at(active_tab_ix, window, cx);
2424 } else {
2425 self.pin_tab_at(active_tab_ix, window, cx);
2426 }
2427 }
2428
2429 fn unpin_all_tabs(&mut self, _: &UnpinAllTabs, window: &mut Window, cx: &mut Context<Self>) {
2430 if self.items.is_empty() {
2431 return;
2432 }
2433
2434 let pinned_item_ids = self.pinned_item_ids().into_iter().rev();
2435
2436 for pinned_item_id in pinned_item_ids {
2437 if let Some(ix) = self.index_for_item_id(pinned_item_id) {
2438 self.unpin_tab_at(ix, window, cx);
2439 }
2440 }
2441 }
2442
2443 fn pin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2444 self.change_tab_pin_state(ix, PinOperation::Pin, window, cx);
2445 }
2446
2447 fn unpin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2448 self.change_tab_pin_state(ix, PinOperation::Unpin, window, cx);
2449 }
2450
2451 fn change_tab_pin_state(
2452 &mut self,
2453 ix: usize,
2454 operation: PinOperation,
2455 window: &mut Window,
2456 cx: &mut Context<Self>,
2457 ) {
2458 maybe!({
2459 let pane = cx.entity();
2460
2461 let destination_index = match operation {
2462 PinOperation::Pin => self.pinned_tab_count.min(ix),
2463 PinOperation::Unpin => self.pinned_tab_count.checked_sub(1)?,
2464 };
2465
2466 let id = self.item_for_index(ix)?.item_id();
2467 let should_activate = ix == self.active_item_index;
2468
2469 if matches!(operation, PinOperation::Pin) {
2470 self.unpreview_item_if_preview(id);
2471 }
2472
2473 match operation {
2474 PinOperation::Pin => self.pinned_tab_count += 1,
2475 PinOperation::Unpin => self.pinned_tab_count -= 1,
2476 }
2477
2478 if ix == destination_index {
2479 cx.notify();
2480 } else {
2481 self.workspace
2482 .update(cx, |_, cx| {
2483 cx.defer_in(window, move |_, window, cx| {
2484 move_item(
2485 &pane,
2486 &pane,
2487 id,
2488 destination_index,
2489 should_activate,
2490 window,
2491 cx,
2492 );
2493 });
2494 })
2495 .ok()?;
2496 }
2497
2498 let event = match operation {
2499 PinOperation::Pin => Event::ItemPinned,
2500 PinOperation::Unpin => Event::ItemUnpinned,
2501 };
2502
2503 cx.emit(event);
2504
2505 Some(())
2506 });
2507 }
2508
2509 fn is_tab_pinned(&self, ix: usize) -> bool {
2510 self.pinned_tab_count > ix
2511 }
2512
2513 fn has_unpinned_tabs(&self) -> bool {
2514 self.pinned_tab_count < self.items.len()
2515 }
2516
2517 fn activate_unpinned_tab(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2518 if self.items.is_empty() {
2519 return;
2520 }
2521 let Some(index) = self
2522 .items()
2523 .enumerate()
2524 .find_map(|(index, _item)| (!self.is_tab_pinned(index)).then_some(index))
2525 else {
2526 return;
2527 };
2528 self.activate_item(index, true, true, window, cx);
2529 }
2530
2531 fn render_tab(
2532 &self,
2533 ix: usize,
2534 item: &dyn ItemHandle,
2535 detail: usize,
2536 focus_handle: &FocusHandle,
2537 window: &mut Window,
2538 cx: &mut Context<Pane>,
2539 ) -> impl IntoElement + use<> {
2540 let is_active = ix == self.active_item_index;
2541 let is_preview = self
2542 .preview_item_id
2543 .map(|id| id == item.item_id())
2544 .unwrap_or(false);
2545
2546 let label = item.tab_content(
2547 TabContentParams {
2548 detail: Some(detail),
2549 selected: is_active,
2550 preview: is_preview,
2551 deemphasized: !self.has_focus(window, cx),
2552 },
2553 window,
2554 cx,
2555 );
2556
2557 let item_diagnostic = item
2558 .project_path(cx)
2559 .map_or(None, |project_path| self.diagnostics.get(&project_path));
2560
2561 let decorated_icon = item_diagnostic.map_or(None, |diagnostic| {
2562 let icon = match item.tab_icon(window, cx) {
2563 Some(icon) => icon,
2564 None => return None,
2565 };
2566
2567 let knockout_item_color = if is_active {
2568 cx.theme().colors().tab_active_background
2569 } else {
2570 cx.theme().colors().tab_bar_background
2571 };
2572
2573 let (icon_decoration, icon_color) = if matches!(diagnostic, &DiagnosticSeverity::ERROR)
2574 {
2575 (IconDecorationKind::X, Color::Error)
2576 } else {
2577 (IconDecorationKind::Triangle, Color::Warning)
2578 };
2579
2580 Some(DecoratedIcon::new(
2581 icon.size(IconSize::Small).color(Color::Muted),
2582 Some(
2583 IconDecoration::new(icon_decoration, knockout_item_color, cx)
2584 .color(icon_color.color(cx))
2585 .position(Point {
2586 x: px(-2.),
2587 y: px(-2.),
2588 }),
2589 ),
2590 ))
2591 });
2592
2593 let icon = if decorated_icon.is_none() {
2594 match item_diagnostic {
2595 Some(&DiagnosticSeverity::ERROR) => None,
2596 Some(&DiagnosticSeverity::WARNING) => None,
2597 _ => item
2598 .tab_icon(window, cx)
2599 .map(|icon| icon.color(Color::Muted)),
2600 }
2601 .map(|icon| icon.size(IconSize::Small))
2602 } else {
2603 None
2604 };
2605
2606 let settings = ItemSettings::get_global(cx);
2607 let close_side = &settings.close_position;
2608 let show_close_button = &settings.show_close_button;
2609 let indicator = render_item_indicator(item.boxed_clone(), cx);
2610 let tab_tooltip_content = item.tab_tooltip_content(cx);
2611 let item_id = item.item_id();
2612 let is_first_item = ix == 0;
2613 let is_last_item = ix == self.items.len() - 1;
2614 let is_pinned = self.is_tab_pinned(ix);
2615 let position_relative_to_active_item = ix.cmp(&self.active_item_index);
2616
2617 let tab = Tab::new(ix)
2618 .position(if is_first_item {
2619 TabPosition::First
2620 } else if is_last_item {
2621 TabPosition::Last
2622 } else {
2623 TabPosition::Middle(position_relative_to_active_item)
2624 })
2625 .close_side(match close_side {
2626 ClosePosition::Left => ui::TabCloseSide::Start,
2627 ClosePosition::Right => ui::TabCloseSide::End,
2628 })
2629 .toggle_state(is_active)
2630 .on_click(cx.listener(move |pane: &mut Self, _, window, cx| {
2631 pane.activate_item(ix, true, true, window, cx)
2632 }))
2633 // TODO: This should be a click listener with the middle mouse button instead of a mouse down listener.
2634 .on_mouse_down(
2635 MouseButton::Middle,
2636 cx.listener(move |pane, _event, window, cx| {
2637 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2638 .detach_and_log_err(cx);
2639 }),
2640 )
2641 .on_mouse_down(
2642 MouseButton::Left,
2643 cx.listener(move |pane, event: &MouseDownEvent, _, _| {
2644 if event.click_count > 1 {
2645 pane.unpreview_item_if_preview(item_id);
2646 }
2647 }),
2648 )
2649 .on_drag(
2650 DraggedTab {
2651 item: item.boxed_clone(),
2652 pane: cx.entity(),
2653 detail,
2654 is_active,
2655 ix,
2656 },
2657 |tab, _, _, cx| cx.new(|_| tab.clone()),
2658 )
2659 .drag_over::<DraggedTab>(move |tab, dragged_tab: &DraggedTab, _, cx| {
2660 let mut styled_tab = tab
2661 .bg(cx.theme().colors().drop_target_background)
2662 .border_color(cx.theme().colors().drop_target_border)
2663 .border_0();
2664
2665 if ix < dragged_tab.ix {
2666 styled_tab = styled_tab.border_l_2();
2667 } else if ix > dragged_tab.ix {
2668 styled_tab = styled_tab.border_r_2();
2669 }
2670
2671 styled_tab
2672 })
2673 .drag_over::<DraggedSelection>(|tab, _, _, cx| {
2674 tab.bg(cx.theme().colors().drop_target_background)
2675 })
2676 .when_some(self.can_drop_predicate.clone(), |this, p| {
2677 this.can_drop(move |a, window, cx| p(a, window, cx))
2678 })
2679 .on_drop(
2680 cx.listener(move |this, dragged_tab: &DraggedTab, window, cx| {
2681 this.drag_split_direction = None;
2682 this.handle_tab_drop(dragged_tab, ix, window, cx)
2683 }),
2684 )
2685 .on_drop(
2686 cx.listener(move |this, selection: &DraggedSelection, window, cx| {
2687 this.drag_split_direction = None;
2688 this.handle_dragged_selection_drop(selection, Some(ix), window, cx)
2689 }),
2690 )
2691 .on_drop(cx.listener(move |this, paths, window, cx| {
2692 this.drag_split_direction = None;
2693 this.handle_external_paths_drop(paths, window, cx)
2694 }))
2695 .start_slot::<Indicator>(indicator)
2696 .map(|this| {
2697 let end_slot_action: &'static dyn Action;
2698 let end_slot_tooltip_text: &'static str;
2699 let end_slot = if is_pinned {
2700 end_slot_action = &TogglePinTab;
2701 end_slot_tooltip_text = "Unpin Tab";
2702 IconButton::new("unpin tab", IconName::Pin)
2703 .shape(IconButtonShape::Square)
2704 .icon_color(Color::Muted)
2705 .size(ButtonSize::None)
2706 .icon_size(IconSize::Small)
2707 .on_click(cx.listener(move |pane, _, window, cx| {
2708 pane.unpin_tab_at(ix, window, cx);
2709 }))
2710 } else {
2711 end_slot_action = &CloseActiveItem {
2712 save_intent: None,
2713 close_pinned: false,
2714 };
2715 end_slot_tooltip_text = "Close Tab";
2716 match show_close_button {
2717 ShowCloseButton::Always => IconButton::new("close tab", IconName::Close),
2718 ShowCloseButton::Hover => {
2719 IconButton::new("close tab", IconName::Close).visible_on_hover("")
2720 }
2721 ShowCloseButton::Hidden => return this,
2722 }
2723 .shape(IconButtonShape::Square)
2724 .icon_color(Color::Muted)
2725 .size(ButtonSize::None)
2726 .icon_size(IconSize::Small)
2727 .on_click(cx.listener(move |pane, _, window, cx| {
2728 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2729 .detach_and_log_err(cx);
2730 }))
2731 }
2732 .map(|this| {
2733 if is_active {
2734 let focus_handle = focus_handle.clone();
2735 this.tooltip(move |window, cx| {
2736 Tooltip::for_action_in(
2737 end_slot_tooltip_text,
2738 end_slot_action,
2739 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
2740 cx,
2741 )
2742 })
2743 } else {
2744 this.tooltip(Tooltip::text(end_slot_tooltip_text))
2745 }
2746 });
2747 this.end_slot(end_slot)
2748 })
2749 .child(
2750 h_flex()
2751 .gap_1()
2752 .items_center()
2753 .children(
2754 std::iter::once(if let Some(decorated_icon) = decorated_icon {
2755 Some(div().child(decorated_icon.into_any_element()))
2756 } else {
2757 icon.map(|icon| div().child(icon.into_any_element()))
2758 })
2759 .flatten(),
2760 )
2761 .child(label)
2762 .id(("pane-tab-content", ix))
2763 .map(|this| match tab_tooltip_content {
2764 Some(TabTooltipContent::Text(text)) => this.tooltip(Tooltip::text(text)),
2765 Some(TabTooltipContent::Custom(element_fn)) => {
2766 this.tooltip(move |window, cx| element_fn(window, cx))
2767 }
2768 None => this,
2769 }),
2770 );
2771
2772 let single_entry_to_resolve = (self.items[ix].buffer_kind(cx) == ItemBufferKind::Singleton)
2773 .then(|| self.items[ix].project_entry_ids(cx).get(0).copied())
2774 .flatten();
2775
2776 let total_items = self.items.len();
2777 let has_multibuffer_items = self
2778 .items
2779 .iter()
2780 .any(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer);
2781 let has_items_to_left = ix > 0;
2782 let has_items_to_right = ix < total_items - 1;
2783 let has_clean_items = self.items.iter().any(|item| !item.is_dirty(cx));
2784 let is_pinned = self.is_tab_pinned(ix);
2785 let pane = cx.entity().downgrade();
2786 let menu_context = item.item_focus_handle(cx);
2787 right_click_menu(ix)
2788 .trigger(|_, _, _| tab)
2789 .menu(move |window, cx| {
2790 let pane = pane.clone();
2791 let menu_context = menu_context.clone();
2792 ContextMenu::build(window, cx, move |mut menu, window, cx| {
2793 let close_active_item_action = CloseActiveItem {
2794 save_intent: None,
2795 close_pinned: true,
2796 };
2797 let close_inactive_items_action = CloseOtherItems {
2798 save_intent: None,
2799 close_pinned: false,
2800 };
2801 let close_multibuffers_action = CloseMultibufferItems {
2802 save_intent: None,
2803 close_pinned: false,
2804 };
2805 let close_items_to_the_left_action = CloseItemsToTheLeft {
2806 close_pinned: false,
2807 };
2808 let close_items_to_the_right_action = CloseItemsToTheRight {
2809 close_pinned: false,
2810 };
2811 let close_clean_items_action = CloseCleanItems {
2812 close_pinned: false,
2813 };
2814 let close_all_items_action = CloseAllItems {
2815 save_intent: None,
2816 close_pinned: false,
2817 };
2818 if let Some(pane) = pane.upgrade() {
2819 menu = menu
2820 .entry(
2821 "Close",
2822 Some(Box::new(close_active_item_action)),
2823 window.handler_for(&pane, move |pane, window, cx| {
2824 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2825 .detach_and_log_err(cx);
2826 }),
2827 )
2828 .item(ContextMenuItem::Entry(
2829 ContextMenuEntry::new("Close Others")
2830 .action(Box::new(close_inactive_items_action.clone()))
2831 .disabled(total_items == 1)
2832 .handler(window.handler_for(&pane, move |pane, window, cx| {
2833 pane.close_other_items(
2834 &close_inactive_items_action,
2835 Some(item_id),
2836 window,
2837 cx,
2838 )
2839 .detach_and_log_err(cx);
2840 })),
2841 ))
2842 // We make this optional, instead of using disabled as to not overwhelm the context menu unnecessarily
2843 .extend(has_multibuffer_items.then(|| {
2844 ContextMenuItem::Entry(
2845 ContextMenuEntry::new("Close Multibuffers")
2846 .action(Box::new(close_multibuffers_action.clone()))
2847 .handler(window.handler_for(
2848 &pane,
2849 move |pane, window, cx| {
2850 pane.close_multibuffer_items(
2851 &close_multibuffers_action,
2852 window,
2853 cx,
2854 )
2855 .detach_and_log_err(cx);
2856 },
2857 )),
2858 )
2859 }))
2860 .separator()
2861 .item(ContextMenuItem::Entry(
2862 ContextMenuEntry::new("Close Left")
2863 .action(Box::new(close_items_to_the_left_action.clone()))
2864 .disabled(!has_items_to_left)
2865 .handler(window.handler_for(&pane, move |pane, window, cx| {
2866 pane.close_items_to_the_left_by_id(
2867 Some(item_id),
2868 &close_items_to_the_left_action,
2869 window,
2870 cx,
2871 )
2872 .detach_and_log_err(cx);
2873 })),
2874 ))
2875 .item(ContextMenuItem::Entry(
2876 ContextMenuEntry::new("Close Right")
2877 .action(Box::new(close_items_to_the_right_action.clone()))
2878 .disabled(!has_items_to_right)
2879 .handler(window.handler_for(&pane, move |pane, window, cx| {
2880 pane.close_items_to_the_right_by_id(
2881 Some(item_id),
2882 &close_items_to_the_right_action,
2883 window,
2884 cx,
2885 )
2886 .detach_and_log_err(cx);
2887 })),
2888 ))
2889 .separator()
2890 .item(ContextMenuItem::Entry(
2891 ContextMenuEntry::new("Close Clean")
2892 .action(Box::new(close_clean_items_action.clone()))
2893 .disabled(!has_clean_items)
2894 .handler(window.handler_for(&pane, move |pane, window, cx| {
2895 pane.close_clean_items(
2896 &close_clean_items_action,
2897 window,
2898 cx,
2899 )
2900 .detach_and_log_err(cx)
2901 })),
2902 ))
2903 .entry(
2904 "Close All",
2905 Some(Box::new(close_all_items_action.clone())),
2906 window.handler_for(&pane, move |pane, window, cx| {
2907 pane.close_all_items(&close_all_items_action, window, cx)
2908 .detach_and_log_err(cx)
2909 }),
2910 );
2911
2912 let pin_tab_entries = |menu: ContextMenu| {
2913 menu.separator().map(|this| {
2914 if is_pinned {
2915 this.entry(
2916 "Unpin Tab",
2917 Some(TogglePinTab.boxed_clone()),
2918 window.handler_for(&pane, move |pane, window, cx| {
2919 pane.unpin_tab_at(ix, window, cx);
2920 }),
2921 )
2922 } else {
2923 this.entry(
2924 "Pin Tab",
2925 Some(TogglePinTab.boxed_clone()),
2926 window.handler_for(&pane, move |pane, window, cx| {
2927 pane.pin_tab_at(ix, window, cx);
2928 }),
2929 )
2930 }
2931 })
2932 };
2933 if let Some(entry) = single_entry_to_resolve {
2934 let project_path = pane
2935 .read(cx)
2936 .item_for_entry(entry, cx)
2937 .and_then(|item| item.project_path(cx));
2938 let worktree = project_path.as_ref().and_then(|project_path| {
2939 pane.read(cx)
2940 .project
2941 .upgrade()?
2942 .read(cx)
2943 .worktree_for_id(project_path.worktree_id, cx)
2944 });
2945 let has_relative_path = worktree.as_ref().is_some_and(|worktree| {
2946 worktree
2947 .read(cx)
2948 .root_entry()
2949 .is_some_and(|entry| entry.is_dir())
2950 });
2951
2952 let entry_abs_path = pane.read(cx).entry_abs_path(entry, cx);
2953 let parent_abs_path = entry_abs_path
2954 .as_deref()
2955 .and_then(|abs_path| Some(abs_path.parent()?.to_path_buf()));
2956 let relative_path = project_path
2957 .map(|project_path| project_path.path)
2958 .filter(|_| has_relative_path);
2959
2960 let visible_in_project_panel = relative_path.is_some()
2961 && worktree.is_some_and(|worktree| worktree.read(cx).is_visible());
2962
2963 let entry_id = entry.to_proto();
2964 menu = menu
2965 .separator()
2966 .when_some(entry_abs_path, |menu, abs_path| {
2967 menu.entry(
2968 "Copy Path",
2969 Some(Box::new(zed_actions::workspace::CopyPath)),
2970 window.handler_for(&pane, move |_, _, cx| {
2971 cx.write_to_clipboard(ClipboardItem::new_string(
2972 abs_path.to_string_lossy().into_owned(),
2973 ));
2974 }),
2975 )
2976 })
2977 .when_some(relative_path, |menu, relative_path| {
2978 menu.entry(
2979 "Copy Relative Path",
2980 Some(Box::new(zed_actions::workspace::CopyRelativePath)),
2981 window.handler_for(&pane, move |this, _, cx| {
2982 let Some(project) = this.project.upgrade() else {
2983 return;
2984 };
2985 let path_style = project
2986 .update(cx, |project, cx| project.path_style(cx));
2987 cx.write_to_clipboard(ClipboardItem::new_string(
2988 relative_path.display(path_style).to_string(),
2989 ));
2990 }),
2991 )
2992 })
2993 .map(pin_tab_entries)
2994 .separator()
2995 .when(visible_in_project_panel, |menu| {
2996 menu.entry(
2997 "Reveal In Project Panel",
2998 Some(Box::new(RevealInProjectPanel::default())),
2999 window.handler_for(&pane, move |pane, _, cx| {
3000 pane.project
3001 .update(cx, |_, cx| {
3002 cx.emit(project::Event::RevealInProjectPanel(
3003 ProjectEntryId::from_proto(entry_id),
3004 ))
3005 })
3006 .ok();
3007 }),
3008 )
3009 })
3010 .when_some(parent_abs_path, |menu, parent_abs_path| {
3011 menu.entry(
3012 "Open in Terminal",
3013 Some(Box::new(OpenInTerminal)),
3014 window.handler_for(&pane, move |_, window, cx| {
3015 window.dispatch_action(
3016 OpenTerminal {
3017 working_directory: parent_abs_path.clone(),
3018 }
3019 .boxed_clone(),
3020 cx,
3021 );
3022 }),
3023 )
3024 });
3025 } else {
3026 menu = menu.map(pin_tab_entries);
3027 }
3028 }
3029
3030 menu.context(menu_context)
3031 })
3032 })
3033 }
3034
3035 fn render_tab_bar(&mut self, window: &mut Window, cx: &mut Context<Pane>) -> AnyElement {
3036 let focus_handle = self.focus_handle.clone();
3037 let navigate_backward = IconButton::new("navigate_backward", IconName::ArrowLeft)
3038 .icon_size(IconSize::Small)
3039 .on_click({
3040 let entity = cx.entity();
3041 move |_, window, cx| {
3042 entity.update(cx, |pane, cx| {
3043 pane.navigate_backward(&Default::default(), window, cx)
3044 })
3045 }
3046 })
3047 .disabled(!self.can_navigate_backward())
3048 .tooltip({
3049 let focus_handle = focus_handle.clone();
3050 move |window, cx| {
3051 Tooltip::for_action_in(
3052 "Go Back",
3053 &GoBack,
3054 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
3055 cx,
3056 )
3057 }
3058 });
3059
3060 let navigate_forward = IconButton::new("navigate_forward", IconName::ArrowRight)
3061 .icon_size(IconSize::Small)
3062 .on_click({
3063 let entity = cx.entity();
3064 move |_, window, cx| {
3065 entity.update(cx, |pane, cx| {
3066 pane.navigate_forward(&Default::default(), window, cx)
3067 })
3068 }
3069 })
3070 .disabled(!self.can_navigate_forward())
3071 .tooltip({
3072 let focus_handle = focus_handle.clone();
3073 move |window, cx| {
3074 Tooltip::for_action_in(
3075 "Go Forward",
3076 &GoForward,
3077 &window.focused(cx).unwrap_or_else(|| focus_handle.clone()),
3078 cx,
3079 )
3080 }
3081 });
3082
3083 let mut tab_items = self
3084 .items
3085 .iter()
3086 .enumerate()
3087 .zip(tab_details(&self.items, window, cx))
3088 .map(|((ix, item), detail)| {
3089 self.render_tab(ix, &**item, detail, &focus_handle, window, cx)
3090 })
3091 .collect::<Vec<_>>();
3092 let tab_count = tab_items.len();
3093 if self.is_tab_pinned(tab_count) {
3094 log::warn!(
3095 "Pinned tab count ({}) exceeds actual tab count ({}). \
3096 This should not happen. If possible, add reproduction steps, \
3097 in a comment, to https://github.com/zed-industries/zed/issues/33342",
3098 self.pinned_tab_count,
3099 tab_count
3100 );
3101 self.pinned_tab_count = tab_count;
3102 }
3103 let unpinned_tabs = tab_items.split_off(self.pinned_tab_count);
3104 let pinned_tabs = tab_items;
3105
3106 TabBar::new("tab_bar")
3107 .when(
3108 self.display_nav_history_buttons.unwrap_or_default(),
3109 |tab_bar| {
3110 tab_bar
3111 .start_child(navigate_backward)
3112 .start_child(navigate_forward)
3113 },
3114 )
3115 .map(|tab_bar| {
3116 if self.show_tab_bar_buttons {
3117 let render_tab_buttons = self.render_tab_bar_buttons.clone();
3118 let (left_children, right_children) = render_tab_buttons(self, window, cx);
3119 tab_bar
3120 .start_children(left_children)
3121 .end_children(right_children)
3122 } else {
3123 tab_bar
3124 }
3125 })
3126 .children(pinned_tabs.len().ne(&0).then(|| {
3127 let max_scroll = self.tab_bar_scroll_handle.max_offset().width;
3128 // We need to check both because offset returns delta values even when the scroll handle is not scrollable
3129 let is_scrolled = self.tab_bar_scroll_handle.offset().x < px(0.);
3130 // Avoid flickering when max_offset is very small (< 2px).
3131 // The border adds 1-2px which can push max_offset back to 0, creating a loop.
3132 let is_scrollable = max_scroll > px(2.0);
3133 let has_active_unpinned_tab = self.active_item_index >= self.pinned_tab_count;
3134 h_flex()
3135 .children(pinned_tabs)
3136 .when(is_scrollable && is_scrolled, |this| {
3137 this.when(has_active_unpinned_tab, |this| this.border_r_2())
3138 .when(!has_active_unpinned_tab, |this| this.border_r_1())
3139 .border_color(cx.theme().colors().border)
3140 })
3141 }))
3142 .child(
3143 h_flex()
3144 .id("unpinned tabs")
3145 .overflow_x_scroll()
3146 .w_full()
3147 .track_scroll(&self.tab_bar_scroll_handle)
3148 .on_scroll_wheel(cx.listener(|this, _, _, _| {
3149 this.suppress_scroll = true;
3150 }))
3151 .children(unpinned_tabs)
3152 .child(
3153 div()
3154 .id("tab_bar_drop_target")
3155 .min_w_6()
3156 // HACK: This empty child is currently necessary to force the drop target to appear
3157 // despite us setting a min width above.
3158 .child("")
3159 // HACK: h_full doesn't occupy the complete height, using fixed height instead
3160 .h(Tab::container_height(cx))
3161 .flex_grow()
3162 .drag_over::<DraggedTab>(|bar, _, _, cx| {
3163 bar.bg(cx.theme().colors().drop_target_background)
3164 })
3165 .drag_over::<DraggedSelection>(|bar, _, _, cx| {
3166 bar.bg(cx.theme().colors().drop_target_background)
3167 })
3168 .on_drop(cx.listener(
3169 move |this, dragged_tab: &DraggedTab, window, cx| {
3170 this.drag_split_direction = None;
3171 this.handle_tab_drop(dragged_tab, this.items.len(), window, cx)
3172 },
3173 ))
3174 .on_drop(cx.listener(
3175 move |this, selection: &DraggedSelection, window, cx| {
3176 this.drag_split_direction = None;
3177 this.handle_project_entry_drop(
3178 &selection.active_selection.entry_id,
3179 Some(tab_count),
3180 window,
3181 cx,
3182 )
3183 },
3184 ))
3185 .on_drop(cx.listener(move |this, paths, window, cx| {
3186 this.drag_split_direction = None;
3187 this.handle_external_paths_drop(paths, window, cx)
3188 }))
3189 .on_click(cx.listener(move |this, event: &ClickEvent, window, cx| {
3190 if event.click_count() == 2 {
3191 window.dispatch_action(
3192 this.double_click_dispatch_action.boxed_clone(),
3193 cx,
3194 );
3195 }
3196 })),
3197 ),
3198 )
3199 .into_any_element()
3200 }
3201
3202 pub fn render_menu_overlay(menu: &Entity<ContextMenu>) -> Div {
3203 div().absolute().bottom_0().right_0().size_0().child(
3204 deferred(anchored().anchor(Corner::TopRight).child(menu.clone())).with_priority(1),
3205 )
3206 }
3207
3208 pub fn set_zoomed(&mut self, zoomed: bool, cx: &mut Context<Self>) {
3209 self.zoomed = zoomed;
3210 cx.notify();
3211 }
3212
3213 pub fn is_zoomed(&self) -> bool {
3214 self.zoomed
3215 }
3216
3217 fn handle_drag_move<T: 'static>(
3218 &mut self,
3219 event: &DragMoveEvent<T>,
3220 window: &mut Window,
3221 cx: &mut Context<Self>,
3222 ) {
3223 let can_split_predicate = self.can_split_predicate.take();
3224 let can_split = match &can_split_predicate {
3225 Some(can_split_predicate) => {
3226 can_split_predicate(self, event.dragged_item(), window, cx)
3227 }
3228 None => false,
3229 };
3230 self.can_split_predicate = can_split_predicate;
3231 if !can_split {
3232 return;
3233 }
3234
3235 let rect = event.bounds.size;
3236
3237 let size = event.bounds.size.width.min(event.bounds.size.height)
3238 * WorkspaceSettings::get_global(cx).drop_target_size;
3239
3240 let relative_cursor = Point::new(
3241 event.event.position.x - event.bounds.left(),
3242 event.event.position.y - event.bounds.top(),
3243 );
3244
3245 let direction = if relative_cursor.x < size
3246 || relative_cursor.x > rect.width - size
3247 || relative_cursor.y < size
3248 || relative_cursor.y > rect.height - size
3249 {
3250 [
3251 SplitDirection::Up,
3252 SplitDirection::Right,
3253 SplitDirection::Down,
3254 SplitDirection::Left,
3255 ]
3256 .iter()
3257 .min_by_key(|side| match side {
3258 SplitDirection::Up => relative_cursor.y,
3259 SplitDirection::Right => rect.width - relative_cursor.x,
3260 SplitDirection::Down => rect.height - relative_cursor.y,
3261 SplitDirection::Left => relative_cursor.x,
3262 })
3263 .cloned()
3264 } else {
3265 None
3266 };
3267
3268 if direction != self.drag_split_direction {
3269 self.drag_split_direction = direction;
3270 }
3271 }
3272
3273 pub fn handle_tab_drop(
3274 &mut self,
3275 dragged_tab: &DraggedTab,
3276 ix: usize,
3277 window: &mut Window,
3278 cx: &mut Context<Self>,
3279 ) {
3280 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3281 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_tab, window, cx)
3282 {
3283 return;
3284 }
3285 let mut to_pane = cx.entity();
3286 let split_direction = self.drag_split_direction;
3287 let item_id = dragged_tab.item.item_id();
3288 self.unpreview_item_if_preview(item_id);
3289
3290 let is_clone = cfg!(target_os = "macos") && window.modifiers().alt
3291 || cfg!(not(target_os = "macos")) && window.modifiers().control;
3292
3293 let from_pane = dragged_tab.pane.clone();
3294
3295 self.workspace
3296 .update(cx, |_, cx| {
3297 cx.defer_in(window, move |workspace, window, cx| {
3298 if let Some(split_direction) = split_direction {
3299 to_pane = workspace.split_pane(to_pane, split_direction, window, cx);
3300 }
3301 let database_id = workspace.database_id();
3302 let was_pinned_in_from_pane = from_pane.read_with(cx, |pane, _| {
3303 pane.index_for_item_id(item_id)
3304 .is_some_and(|ix| pane.is_tab_pinned(ix))
3305 });
3306 let to_pane_old_length = to_pane.read(cx).items.len();
3307 if is_clone {
3308 let Some(item) = from_pane
3309 .read(cx)
3310 .items()
3311 .find(|item| item.item_id() == item_id)
3312 .cloned()
3313 else {
3314 return;
3315 };
3316 if item.can_split(cx) {
3317 let task = item.clone_on_split(database_id, window, cx);
3318 let to_pane = to_pane.downgrade();
3319 cx.spawn_in(window, async move |_, cx| {
3320 if let Some(item) = task.await {
3321 to_pane
3322 .update_in(cx, |pane, window, cx| {
3323 pane.add_item(item, true, true, None, window, cx)
3324 })
3325 .ok();
3326 }
3327 })
3328 .detach();
3329 } else {
3330 move_item(&from_pane, &to_pane, item_id, ix, true, window, cx);
3331 }
3332 } else {
3333 move_item(&from_pane, &to_pane, item_id, ix, true, window, cx);
3334 }
3335 to_pane.update(cx, |this, _| {
3336 if to_pane == from_pane {
3337 let actual_ix = this
3338 .items
3339 .iter()
3340 .position(|item| item.item_id() == item_id)
3341 .unwrap_or(0);
3342
3343 let is_pinned_in_to_pane = this.is_tab_pinned(actual_ix);
3344
3345 if !was_pinned_in_from_pane && is_pinned_in_to_pane {
3346 this.pinned_tab_count += 1;
3347 } else if was_pinned_in_from_pane && !is_pinned_in_to_pane {
3348 this.pinned_tab_count -= 1;
3349 }
3350 } else if this.items.len() >= to_pane_old_length {
3351 let is_pinned_in_to_pane = this.is_tab_pinned(ix);
3352 let item_created_pane = to_pane_old_length == 0;
3353 let is_first_position = ix == 0;
3354 let was_dropped_at_beginning = item_created_pane || is_first_position;
3355 let should_remain_pinned = is_pinned_in_to_pane
3356 || (was_pinned_in_from_pane && was_dropped_at_beginning);
3357
3358 if should_remain_pinned {
3359 this.pinned_tab_count += 1;
3360 }
3361 }
3362 });
3363 });
3364 })
3365 .log_err();
3366 }
3367
3368 fn handle_dragged_selection_drop(
3369 &mut self,
3370 dragged_selection: &DraggedSelection,
3371 dragged_onto: Option<usize>,
3372 window: &mut Window,
3373 cx: &mut Context<Self>,
3374 ) {
3375 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3376 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_selection, window, cx)
3377 {
3378 return;
3379 }
3380 self.handle_project_entry_drop(
3381 &dragged_selection.active_selection.entry_id,
3382 dragged_onto,
3383 window,
3384 cx,
3385 );
3386 }
3387
3388 fn handle_project_entry_drop(
3389 &mut self,
3390 project_entry_id: &ProjectEntryId,
3391 target: Option<usize>,
3392 window: &mut Window,
3393 cx: &mut Context<Self>,
3394 ) {
3395 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3396 && let ControlFlow::Break(()) = custom_drop_handle(self, project_entry_id, window, cx)
3397 {
3398 return;
3399 }
3400 let mut to_pane = cx.entity();
3401 let split_direction = self.drag_split_direction;
3402 let project_entry_id = *project_entry_id;
3403 self.workspace
3404 .update(cx, |_, cx| {
3405 cx.defer_in(window, move |workspace, window, cx| {
3406 if let Some(project_path) = workspace
3407 .project()
3408 .read(cx)
3409 .path_for_entry(project_entry_id, cx)
3410 {
3411 let load_path_task = workspace.load_path(project_path.clone(), window, cx);
3412 cx.spawn_in(window, async move |workspace, cx| {
3413 if let Some((project_entry_id, build_item)) =
3414 load_path_task.await.notify_async_err(cx)
3415 {
3416 let (to_pane, new_item_handle) = workspace
3417 .update_in(cx, |workspace, window, cx| {
3418 if let Some(split_direction) = split_direction {
3419 to_pane = workspace.split_pane(
3420 to_pane,
3421 split_direction,
3422 window,
3423 cx,
3424 );
3425 }
3426 let new_item_handle = to_pane.update(cx, |pane, cx| {
3427 pane.open_item(
3428 project_entry_id,
3429 project_path,
3430 true,
3431 false,
3432 true,
3433 target,
3434 window,
3435 cx,
3436 build_item,
3437 )
3438 });
3439 (to_pane, new_item_handle)
3440 })
3441 .log_err()?;
3442 to_pane
3443 .update_in(cx, |this, window, cx| {
3444 let Some(index) = this.index_for_item(&*new_item_handle)
3445 else {
3446 return;
3447 };
3448
3449 if target.is_some_and(|target| this.is_tab_pinned(target)) {
3450 this.pin_tab_at(index, window, cx);
3451 }
3452 })
3453 .ok()?
3454 }
3455 Some(())
3456 })
3457 .detach();
3458 };
3459 });
3460 })
3461 .log_err();
3462 }
3463
3464 fn handle_external_paths_drop(
3465 &mut self,
3466 paths: &ExternalPaths,
3467 window: &mut Window,
3468 cx: &mut Context<Self>,
3469 ) {
3470 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3471 && let ControlFlow::Break(()) = custom_drop_handle(self, paths, window, cx)
3472 {
3473 return;
3474 }
3475 let mut to_pane = cx.entity();
3476 let mut split_direction = self.drag_split_direction;
3477 let paths = paths.paths().to_vec();
3478 let is_remote = self
3479 .workspace
3480 .update(cx, |workspace, cx| {
3481 if workspace.project().read(cx).is_via_collab() {
3482 workspace.show_error(
3483 &anyhow::anyhow!("Cannot drop files on a remote project"),
3484 cx,
3485 );
3486 true
3487 } else {
3488 false
3489 }
3490 })
3491 .unwrap_or(true);
3492 if is_remote {
3493 return;
3494 }
3495
3496 self.workspace
3497 .update(cx, |workspace, cx| {
3498 let fs = Arc::clone(workspace.project().read(cx).fs());
3499 cx.spawn_in(window, async move |workspace, cx| {
3500 let mut is_file_checks = FuturesUnordered::new();
3501 for path in &paths {
3502 is_file_checks.push(fs.is_file(path))
3503 }
3504 let mut has_files_to_open = false;
3505 while let Some(is_file) = is_file_checks.next().await {
3506 if is_file {
3507 has_files_to_open = true;
3508 break;
3509 }
3510 }
3511 drop(is_file_checks);
3512 if !has_files_to_open {
3513 split_direction = None;
3514 }
3515
3516 if let Ok((open_task, to_pane)) =
3517 workspace.update_in(cx, |workspace, window, cx| {
3518 if let Some(split_direction) = split_direction {
3519 to_pane =
3520 workspace.split_pane(to_pane, split_direction, window, cx);
3521 }
3522 (
3523 workspace.open_paths(
3524 paths,
3525 OpenOptions {
3526 visible: Some(OpenVisible::OnlyDirectories),
3527 ..Default::default()
3528 },
3529 Some(to_pane.downgrade()),
3530 window,
3531 cx,
3532 ),
3533 to_pane,
3534 )
3535 })
3536 {
3537 let opened_items: Vec<_> = open_task.await;
3538 _ = workspace.update_in(cx, |workspace, window, cx| {
3539 for item in opened_items.into_iter().flatten() {
3540 if let Err(e) = item {
3541 workspace.show_error(&e, cx);
3542 }
3543 }
3544 if to_pane.read(cx).items_len() == 0 {
3545 workspace.remove_pane(to_pane, None, window, cx);
3546 }
3547 });
3548 }
3549 })
3550 .detach();
3551 })
3552 .log_err();
3553 }
3554
3555 pub fn display_nav_history_buttons(&mut self, display: Option<bool>) {
3556 self.display_nav_history_buttons = display;
3557 }
3558
3559 fn pinned_item_ids(&self) -> Vec<EntityId> {
3560 self.items
3561 .iter()
3562 .enumerate()
3563 .filter_map(|(index, item)| {
3564 if self.is_tab_pinned(index) {
3565 return Some(item.item_id());
3566 }
3567
3568 None
3569 })
3570 .collect()
3571 }
3572
3573 fn clean_item_ids(&self, cx: &mut Context<Pane>) -> Vec<EntityId> {
3574 self.items()
3575 .filter_map(|item| {
3576 if !item.is_dirty(cx) {
3577 return Some(item.item_id());
3578 }
3579
3580 None
3581 })
3582 .collect()
3583 }
3584
3585 fn to_the_side_item_ids(&self, item_id: EntityId, side: Side) -> Vec<EntityId> {
3586 match side {
3587 Side::Left => self
3588 .items()
3589 .take_while(|item| item.item_id() != item_id)
3590 .map(|item| item.item_id())
3591 .collect(),
3592 Side::Right => self
3593 .items()
3594 .rev()
3595 .take_while(|item| item.item_id() != item_id)
3596 .map(|item| item.item_id())
3597 .collect(),
3598 }
3599 }
3600
3601 fn multibuffer_item_ids(&self, cx: &mut Context<Pane>) -> Vec<EntityId> {
3602 self.items()
3603 .filter(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer)
3604 .map(|item| item.item_id())
3605 .collect()
3606 }
3607
3608 pub fn drag_split_direction(&self) -> Option<SplitDirection> {
3609 self.drag_split_direction
3610 }
3611
3612 pub fn set_zoom_out_on_close(&mut self, zoom_out_on_close: bool) {
3613 self.zoom_out_on_close = zoom_out_on_close;
3614 }
3615}
3616
3617fn default_render_tab_bar_buttons(
3618 pane: &mut Pane,
3619 window: &mut Window,
3620 cx: &mut Context<Pane>,
3621) -> (Option<AnyElement>, Option<AnyElement>) {
3622 if !pane.has_focus(window, cx) && !pane.context_menu_focused(window, cx) {
3623 return (None, None);
3624 }
3625 let (can_clone, can_split_move) = match pane.active_item() {
3626 Some(active_item) if active_item.can_split(cx) => (true, false),
3627 Some(_) => (false, pane.items_len() > 1),
3628 None => (false, false),
3629 };
3630 // Ideally we would return a vec of elements here to pass directly to the [TabBar]'s
3631 // `end_slot`, but due to needing a view here that isn't possible.
3632 let right_children = h_flex()
3633 // Instead we need to replicate the spacing from the [TabBar]'s `end_slot` here.
3634 .gap(DynamicSpacing::Base04.rems(cx))
3635 .child(
3636 PopoverMenu::new("pane-tab-bar-popover-menu")
3637 .trigger_with_tooltip(
3638 IconButton::new("plus", IconName::Plus).icon_size(IconSize::Small),
3639 Tooltip::text("New..."),
3640 )
3641 .anchor(Corner::TopRight)
3642 .with_handle(pane.new_item_context_menu_handle.clone())
3643 .menu(move |window, cx| {
3644 Some(ContextMenu::build(window, cx, |menu, _, _| {
3645 menu.action("New File", NewFile.boxed_clone())
3646 .action("Open File", ToggleFileFinder::default().boxed_clone())
3647 .separator()
3648 .action(
3649 "Search Project",
3650 DeploySearch {
3651 replace_enabled: false,
3652 included_files: None,
3653 excluded_files: None,
3654 }
3655 .boxed_clone(),
3656 )
3657 .action("Search Symbols", ToggleProjectSymbols.boxed_clone())
3658 .separator()
3659 .action("New Terminal", NewTerminal.boxed_clone())
3660 }))
3661 }),
3662 )
3663 .child(
3664 PopoverMenu::new("pane-tab-bar-split")
3665 .trigger_with_tooltip(
3666 IconButton::new("split", IconName::Split)
3667 .icon_size(IconSize::Small)
3668 .disabled(!can_clone && !can_split_move),
3669 Tooltip::text("Split Pane"),
3670 )
3671 .anchor(Corner::TopRight)
3672 .with_handle(pane.split_item_context_menu_handle.clone())
3673 .menu(move |window, cx| {
3674 ContextMenu::build(window, cx, |menu, _, _| {
3675 if can_split_move {
3676 menu.action("Split Right", SplitAndMoveRight.boxed_clone())
3677 .action("Split Left", SplitAndMoveLeft.boxed_clone())
3678 .action("Split Up", SplitAndMoveUp.boxed_clone())
3679 .action("Split Down", SplitAndMoveDown.boxed_clone())
3680 } else {
3681 menu.action("Split Right", SplitRight.boxed_clone())
3682 .action("Split Left", SplitLeft.boxed_clone())
3683 .action("Split Up", SplitUp.boxed_clone())
3684 .action("Split Down", SplitDown.boxed_clone())
3685 }
3686 })
3687 .into()
3688 }),
3689 )
3690 .child({
3691 let zoomed = pane.is_zoomed();
3692 IconButton::new("toggle_zoom", IconName::Maximize)
3693 .icon_size(IconSize::Small)
3694 .toggle_state(zoomed)
3695 .selected_icon(IconName::Minimize)
3696 .on_click(cx.listener(|pane, _, window, cx| {
3697 pane.toggle_zoom(&crate::ToggleZoom, window, cx);
3698 }))
3699 .tooltip(move |_window, cx| {
3700 Tooltip::for_action(
3701 if zoomed { "Zoom Out" } else { "Zoom In" },
3702 &ToggleZoom,
3703 cx,
3704 )
3705 })
3706 })
3707 .into_any_element()
3708 .into();
3709 (None, right_children)
3710}
3711
3712impl Focusable for Pane {
3713 fn focus_handle(&self, _cx: &App) -> FocusHandle {
3714 self.focus_handle.clone()
3715 }
3716}
3717
3718impl Render for Pane {
3719 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3720 let mut key_context = KeyContext::new_with_defaults();
3721 key_context.add("Pane");
3722 if self.active_item().is_none() {
3723 key_context.add("EmptyPane");
3724 }
3725
3726 self.toolbar
3727 .read(cx)
3728 .contribute_context(&mut key_context, cx);
3729
3730 let should_display_tab_bar = self.should_display_tab_bar.clone();
3731 let display_tab_bar = should_display_tab_bar(window, cx);
3732 let Some(project) = self.project.upgrade() else {
3733 return div().track_focus(&self.focus_handle(cx));
3734 };
3735 let is_local = project.read(cx).is_local();
3736
3737 v_flex()
3738 .key_context(key_context)
3739 .track_focus(&self.focus_handle(cx))
3740 .size_full()
3741 .flex_none()
3742 .overflow_hidden()
3743 .on_action(
3744 cx.listener(|pane, _: &SplitLeft, _, cx| pane.split(SplitDirection::Left, cx)),
3745 )
3746 .on_action(cx.listener(|pane, _: &SplitUp, _, cx| pane.split(SplitDirection::Up, cx)))
3747 .on_action(cx.listener(|pane, _: &SplitHorizontal, _, cx| {
3748 pane.split(SplitDirection::horizontal(cx), cx)
3749 }))
3750 .on_action(cx.listener(|pane, _: &SplitVertical, _, cx| {
3751 pane.split(SplitDirection::vertical(cx), cx)
3752 }))
3753 .on_action(
3754 cx.listener(|pane, _: &SplitRight, _, cx| pane.split(SplitDirection::Right, cx)),
3755 )
3756 .on_action(
3757 cx.listener(|pane, _: &SplitDown, _, cx| pane.split(SplitDirection::Down, cx)),
3758 )
3759 .on_action(cx.listener(|pane, _: &SplitAndMoveUp, _, cx| {
3760 pane.split_and_move(SplitDirection::Up, cx)
3761 }))
3762 .on_action(cx.listener(|pane, _: &SplitAndMoveDown, _, cx| {
3763 pane.split_and_move(SplitDirection::Down, cx)
3764 }))
3765 .on_action(cx.listener(|pane, _: &SplitAndMoveLeft, _, cx| {
3766 pane.split_and_move(SplitDirection::Left, cx)
3767 }))
3768 .on_action(cx.listener(|pane, _: &SplitAndMoveRight, _, cx| {
3769 pane.split_and_move(SplitDirection::Right, cx)
3770 }))
3771 .on_action(cx.listener(|_, _: &JoinIntoNext, _, cx| {
3772 cx.emit(Event::JoinIntoNext);
3773 }))
3774 .on_action(cx.listener(|_, _: &JoinAll, _, cx| {
3775 cx.emit(Event::JoinAll);
3776 }))
3777 .on_action(cx.listener(Pane::toggle_zoom))
3778 .on_action(cx.listener(Self::navigate_backward))
3779 .on_action(cx.listener(Self::navigate_forward))
3780 .on_action(
3781 cx.listener(|pane: &mut Pane, action: &ActivateItem, window, cx| {
3782 pane.activate_item(
3783 action.0.min(pane.items.len().saturating_sub(1)),
3784 true,
3785 true,
3786 window,
3787 cx,
3788 );
3789 }),
3790 )
3791 .on_action(cx.listener(Self::alternate_file))
3792 .on_action(cx.listener(Self::activate_last_item))
3793 .on_action(cx.listener(Self::activate_previous_item))
3794 .on_action(cx.listener(Self::activate_next_item))
3795 .on_action(cx.listener(Self::swap_item_left))
3796 .on_action(cx.listener(Self::swap_item_right))
3797 .on_action(cx.listener(Self::toggle_pin_tab))
3798 .on_action(cx.listener(Self::unpin_all_tabs))
3799 .when(PreviewTabsSettings::get_global(cx).enabled, |this| {
3800 this.on_action(
3801 cx.listener(|pane: &mut Pane, _: &TogglePreviewTab, window, cx| {
3802 if let Some(active_item_id) = pane.active_item().map(|i| i.item_id()) {
3803 if pane.is_active_preview_item(active_item_id) {
3804 pane.unpreview_item_if_preview(active_item_id);
3805 } else {
3806 pane.replace_preview_item_id(active_item_id, window, cx);
3807 }
3808 }
3809 }),
3810 )
3811 })
3812 .on_action(
3813 cx.listener(|pane: &mut Self, action: &CloseActiveItem, window, cx| {
3814 pane.close_active_item(action, window, cx)
3815 .detach_and_log_err(cx)
3816 }),
3817 )
3818 .on_action(
3819 cx.listener(|pane: &mut Self, action: &CloseOtherItems, window, cx| {
3820 pane.close_other_items(action, None, window, cx)
3821 .detach_and_log_err(cx);
3822 }),
3823 )
3824 .on_action(
3825 cx.listener(|pane: &mut Self, action: &CloseCleanItems, window, cx| {
3826 pane.close_clean_items(action, window, cx)
3827 .detach_and_log_err(cx)
3828 }),
3829 )
3830 .on_action(cx.listener(
3831 |pane: &mut Self, action: &CloseItemsToTheLeft, window, cx| {
3832 pane.close_items_to_the_left_by_id(None, action, window, cx)
3833 .detach_and_log_err(cx)
3834 },
3835 ))
3836 .on_action(cx.listener(
3837 |pane: &mut Self, action: &CloseItemsToTheRight, window, cx| {
3838 pane.close_items_to_the_right_by_id(None, action, window, cx)
3839 .detach_and_log_err(cx)
3840 },
3841 ))
3842 .on_action(
3843 cx.listener(|pane: &mut Self, action: &CloseAllItems, window, cx| {
3844 pane.close_all_items(action, window, cx)
3845 .detach_and_log_err(cx)
3846 }),
3847 )
3848 .on_action(cx.listener(
3849 |pane: &mut Self, action: &CloseMultibufferItems, window, cx| {
3850 pane.close_multibuffer_items(action, window, cx)
3851 .detach_and_log_err(cx)
3852 },
3853 ))
3854 .on_action(
3855 cx.listener(|pane: &mut Self, action: &RevealInProjectPanel, _, cx| {
3856 let entry_id = action
3857 .entry_id
3858 .map(ProjectEntryId::from_proto)
3859 .or_else(|| pane.active_item()?.project_entry_ids(cx).first().copied());
3860 if let Some(entry_id) = entry_id {
3861 pane.project
3862 .update(cx, |_, cx| {
3863 cx.emit(project::Event::RevealInProjectPanel(entry_id))
3864 })
3865 .ok();
3866 }
3867 }),
3868 )
3869 .on_action(cx.listener(|_, _: &menu::Cancel, window, cx| {
3870 if cx.stop_active_drag(window) {
3871 } else {
3872 cx.propagate();
3873 }
3874 }))
3875 .when(self.active_item().is_some() && display_tab_bar, |pane| {
3876 pane.child((self.render_tab_bar.clone())(self, window, cx))
3877 })
3878 .child({
3879 let has_worktrees = project.read(cx).visible_worktrees(cx).next().is_some();
3880 // main content
3881 div()
3882 .flex_1()
3883 .relative()
3884 .group("")
3885 .overflow_hidden()
3886 .on_drag_move::<DraggedTab>(cx.listener(Self::handle_drag_move))
3887 .on_drag_move::<DraggedSelection>(cx.listener(Self::handle_drag_move))
3888 .when(is_local, |div| {
3889 div.on_drag_move::<ExternalPaths>(cx.listener(Self::handle_drag_move))
3890 })
3891 .map(|div| {
3892 if let Some(item) = self.active_item() {
3893 div.id("pane_placeholder")
3894 .v_flex()
3895 .size_full()
3896 .overflow_hidden()
3897 .child(self.toolbar.clone())
3898 .child(item.to_any_view())
3899 } else {
3900 let placeholder = div
3901 .id("pane_placeholder")
3902 .h_flex()
3903 .size_full()
3904 .justify_center()
3905 .on_click(cx.listener(
3906 move |this, event: &ClickEvent, window, cx| {
3907 if event.click_count() == 2 {
3908 window.dispatch_action(
3909 this.double_click_dispatch_action.boxed_clone(),
3910 cx,
3911 );
3912 }
3913 },
3914 ));
3915 if has_worktrees {
3916 placeholder
3917 } else {
3918 placeholder.child(
3919 Label::new("Open a file or project to get started.")
3920 .color(Color::Muted),
3921 )
3922 }
3923 }
3924 })
3925 .child(
3926 // drag target
3927 div()
3928 .invisible()
3929 .absolute()
3930 .bg(cx.theme().colors().drop_target_background)
3931 .group_drag_over::<DraggedTab>("", |style| style.visible())
3932 .group_drag_over::<DraggedSelection>("", |style| style.visible())
3933 .when(is_local, |div| {
3934 div.group_drag_over::<ExternalPaths>("", |style| style.visible())
3935 })
3936 .when_some(self.can_drop_predicate.clone(), |this, p| {
3937 this.can_drop(move |a, window, cx| p(a, window, cx))
3938 })
3939 .on_drop(cx.listener(move |this, dragged_tab, window, cx| {
3940 this.handle_tab_drop(
3941 dragged_tab,
3942 this.active_item_index(),
3943 window,
3944 cx,
3945 )
3946 }))
3947 .on_drop(cx.listener(
3948 move |this, selection: &DraggedSelection, window, cx| {
3949 this.handle_dragged_selection_drop(selection, None, window, cx)
3950 },
3951 ))
3952 .on_drop(cx.listener(move |this, paths, window, cx| {
3953 this.handle_external_paths_drop(paths, window, cx)
3954 }))
3955 .map(|div| {
3956 let size = DefiniteLength::Fraction(0.5);
3957 match self.drag_split_direction {
3958 None => div.top_0().right_0().bottom_0().left_0(),
3959 Some(SplitDirection::Up) => {
3960 div.top_0().left_0().right_0().h(size)
3961 }
3962 Some(SplitDirection::Down) => {
3963 div.left_0().bottom_0().right_0().h(size)
3964 }
3965 Some(SplitDirection::Left) => {
3966 div.top_0().left_0().bottom_0().w(size)
3967 }
3968 Some(SplitDirection::Right) => {
3969 div.top_0().bottom_0().right_0().w(size)
3970 }
3971 }
3972 }),
3973 )
3974 })
3975 .on_mouse_down(
3976 MouseButton::Navigate(NavigationDirection::Back),
3977 cx.listener(|pane, _, window, cx| {
3978 if let Some(workspace) = pane.workspace.upgrade() {
3979 let pane = cx.entity().downgrade();
3980 window.defer(cx, move |window, cx| {
3981 workspace.update(cx, |workspace, cx| {
3982 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
3983 })
3984 })
3985 }
3986 }),
3987 )
3988 .on_mouse_down(
3989 MouseButton::Navigate(NavigationDirection::Forward),
3990 cx.listener(|pane, _, window, cx| {
3991 if let Some(workspace) = pane.workspace.upgrade() {
3992 let pane = cx.entity().downgrade();
3993 window.defer(cx, move |window, cx| {
3994 workspace.update(cx, |workspace, cx| {
3995 workspace
3996 .go_forward(pane, window, cx)
3997 .detach_and_log_err(cx)
3998 })
3999 })
4000 }
4001 }),
4002 )
4003 }
4004}
4005
4006impl ItemNavHistory {
4007 pub fn push<D: 'static + Send + Any>(&mut self, data: Option<D>, cx: &mut App) {
4008 if self
4009 .item
4010 .upgrade()
4011 .is_some_and(|item| item.include_in_nav_history())
4012 {
4013 self.history
4014 .push(data, self.item.clone(), self.is_preview, cx);
4015 }
4016 }
4017
4018 pub fn pop_backward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4019 self.history.pop(NavigationMode::GoingBack, cx)
4020 }
4021
4022 pub fn pop_forward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4023 self.history.pop(NavigationMode::GoingForward, cx)
4024 }
4025}
4026
4027impl NavHistory {
4028 pub fn for_each_entry(
4029 &self,
4030 cx: &App,
4031 mut f: impl FnMut(&NavigationEntry, (ProjectPath, Option<PathBuf>)),
4032 ) {
4033 let borrowed_history = self.0.lock();
4034 borrowed_history
4035 .forward_stack
4036 .iter()
4037 .chain(borrowed_history.backward_stack.iter())
4038 .chain(borrowed_history.closed_stack.iter())
4039 .for_each(|entry| {
4040 if let Some(project_and_abs_path) =
4041 borrowed_history.paths_by_item.get(&entry.item.id())
4042 {
4043 f(entry, project_and_abs_path.clone());
4044 } else if let Some(item) = entry.item.upgrade()
4045 && let Some(path) = item.project_path(cx)
4046 {
4047 f(entry, (path, None));
4048 }
4049 })
4050 }
4051
4052 pub fn set_mode(&mut self, mode: NavigationMode) {
4053 self.0.lock().mode = mode;
4054 }
4055
4056 pub fn mode(&self) -> NavigationMode {
4057 self.0.lock().mode
4058 }
4059
4060 pub fn disable(&mut self) {
4061 self.0.lock().mode = NavigationMode::Disabled;
4062 }
4063
4064 pub fn enable(&mut self) {
4065 self.0.lock().mode = NavigationMode::Normal;
4066 }
4067
4068 pub fn clear(&mut self, cx: &mut App) {
4069 let mut state = self.0.lock();
4070
4071 if state.backward_stack.is_empty()
4072 && state.forward_stack.is_empty()
4073 && state.closed_stack.is_empty()
4074 && state.paths_by_item.is_empty()
4075 {
4076 return;
4077 }
4078
4079 state.mode = NavigationMode::Normal;
4080 state.backward_stack.clear();
4081 state.forward_stack.clear();
4082 state.closed_stack.clear();
4083 state.paths_by_item.clear();
4084 state.did_update(cx);
4085 }
4086
4087 pub fn pop(&mut self, mode: NavigationMode, cx: &mut App) -> Option<NavigationEntry> {
4088 let mut state = self.0.lock();
4089 let entry = match mode {
4090 NavigationMode::Normal | NavigationMode::Disabled | NavigationMode::ClosingItem => {
4091 return None;
4092 }
4093 NavigationMode::GoingBack => &mut state.backward_stack,
4094 NavigationMode::GoingForward => &mut state.forward_stack,
4095 NavigationMode::ReopeningClosedItem => &mut state.closed_stack,
4096 }
4097 .pop_back();
4098 if entry.is_some() {
4099 state.did_update(cx);
4100 }
4101 entry
4102 }
4103
4104 pub fn push<D: 'static + Send + Any>(
4105 &mut self,
4106 data: Option<D>,
4107 item: Arc<dyn WeakItemHandle>,
4108 is_preview: bool,
4109 cx: &mut App,
4110 ) {
4111 let state = &mut *self.0.lock();
4112 match state.mode {
4113 NavigationMode::Disabled => {}
4114 NavigationMode::Normal | NavigationMode::ReopeningClosedItem => {
4115 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4116 state.backward_stack.pop_front();
4117 }
4118 state.backward_stack.push_back(NavigationEntry {
4119 item,
4120 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4121 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4122 is_preview,
4123 });
4124 state.forward_stack.clear();
4125 }
4126 NavigationMode::GoingBack => {
4127 if state.forward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4128 state.forward_stack.pop_front();
4129 }
4130 state.forward_stack.push_back(NavigationEntry {
4131 item,
4132 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4133 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4134 is_preview,
4135 });
4136 }
4137 NavigationMode::GoingForward => {
4138 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4139 state.backward_stack.pop_front();
4140 }
4141 state.backward_stack.push_back(NavigationEntry {
4142 item,
4143 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4144 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4145 is_preview,
4146 });
4147 }
4148 NavigationMode::ClosingItem if is_preview => return,
4149 NavigationMode::ClosingItem => {
4150 if state.closed_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4151 state.closed_stack.pop_front();
4152 }
4153 state.closed_stack.push_back(NavigationEntry {
4154 item,
4155 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4156 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4157 is_preview,
4158 });
4159 }
4160 }
4161 state.did_update(cx);
4162 }
4163
4164 pub fn remove_item(&mut self, item_id: EntityId) {
4165 let mut state = self.0.lock();
4166 state.paths_by_item.remove(&item_id);
4167 state
4168 .backward_stack
4169 .retain(|entry| entry.item.id() != item_id);
4170 state
4171 .forward_stack
4172 .retain(|entry| entry.item.id() != item_id);
4173 state
4174 .closed_stack
4175 .retain(|entry| entry.item.id() != item_id);
4176 }
4177
4178 pub fn rename_item(
4179 &mut self,
4180 item_id: EntityId,
4181 project_path: ProjectPath,
4182 abs_path: Option<PathBuf>,
4183 ) {
4184 let mut state = self.0.lock();
4185 let path_for_item = state.paths_by_item.get_mut(&item_id);
4186 if let Some(path_for_item) = path_for_item {
4187 path_for_item.0 = project_path;
4188 path_for_item.1 = abs_path;
4189 }
4190 }
4191
4192 pub fn path_for_item(&self, item_id: EntityId) -> Option<(ProjectPath, Option<PathBuf>)> {
4193 self.0.lock().paths_by_item.get(&item_id).cloned()
4194 }
4195}
4196
4197impl NavHistoryState {
4198 pub fn did_update(&self, cx: &mut App) {
4199 if let Some(pane) = self.pane.upgrade() {
4200 cx.defer(move |cx| {
4201 pane.update(cx, |pane, cx| pane.history_updated(cx));
4202 });
4203 }
4204 }
4205}
4206
4207fn dirty_message_for(buffer_path: Option<ProjectPath>, path_style: PathStyle) -> String {
4208 let path = buffer_path
4209 .as_ref()
4210 .and_then(|p| {
4211 let path = p.path.display(path_style);
4212 if path.is_empty() { None } else { Some(path) }
4213 })
4214 .unwrap_or("This buffer".into());
4215 let path = truncate_and_remove_front(&path, 80);
4216 format!("{path} contains unsaved edits. Do you want to save it?")
4217}
4218
4219pub fn tab_details(items: &[Box<dyn ItemHandle>], _window: &Window, cx: &App) -> Vec<usize> {
4220 let mut tab_details = items.iter().map(|_| 0).collect::<Vec<_>>();
4221 let mut tab_descriptions = HashMap::default();
4222 let mut done = false;
4223 while !done {
4224 done = true;
4225
4226 // Store item indices by their tab description.
4227 for (ix, (item, detail)) in items.iter().zip(&tab_details).enumerate() {
4228 let description = item.tab_content_text(*detail, cx);
4229 if *detail == 0 || description != item.tab_content_text(detail - 1, cx) {
4230 tab_descriptions
4231 .entry(description)
4232 .or_insert(Vec::new())
4233 .push(ix);
4234 }
4235 }
4236
4237 // If two or more items have the same tab description, increase their level
4238 // of detail and try again.
4239 for (_, item_ixs) in tab_descriptions.drain() {
4240 if item_ixs.len() > 1 {
4241 done = false;
4242 for ix in item_ixs {
4243 tab_details[ix] += 1;
4244 }
4245 }
4246 }
4247 }
4248
4249 tab_details
4250}
4251
4252pub fn render_item_indicator(item: Box<dyn ItemHandle>, cx: &App) -> Option<Indicator> {
4253 maybe!({
4254 let indicator_color = match (item.has_conflict(cx), item.is_dirty(cx)) {
4255 (true, _) => Color::Warning,
4256 (_, true) => Color::Accent,
4257 (false, false) => return None,
4258 };
4259
4260 Some(Indicator::dot().color(indicator_color))
4261 })
4262}
4263
4264impl Render for DraggedTab {
4265 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
4266 let ui_font = ThemeSettings::get_global(cx).ui_font.clone();
4267 let label = self.item.tab_content(
4268 TabContentParams {
4269 detail: Some(self.detail),
4270 selected: false,
4271 preview: false,
4272 deemphasized: false,
4273 },
4274 window,
4275 cx,
4276 );
4277 Tab::new("")
4278 .toggle_state(self.is_active)
4279 .child(label)
4280 .render(window, cx)
4281 .font(ui_font)
4282 }
4283}
4284
4285#[cfg(test)]
4286mod tests {
4287 use std::num::NonZero;
4288
4289 use super::*;
4290 use crate::item::test::{TestItem, TestProjectItem};
4291 use gpui::{TestAppContext, VisualTestContext, size};
4292 use project::FakeFs;
4293 use settings::SettingsStore;
4294 use theme::LoadThemes;
4295 use util::TryFutureExt;
4296
4297 #[gpui::test]
4298 async fn test_add_item_capped_to_max_tabs(cx: &mut TestAppContext) {
4299 init_test(cx);
4300 let fs = FakeFs::new(cx.executor());
4301
4302 let project = Project::test(fs, None, cx).await;
4303 let (workspace, cx) =
4304 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4305 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4306
4307 for i in 0..7 {
4308 add_labeled_item(&pane, format!("{}", i).as_str(), false, cx);
4309 }
4310
4311 set_max_tabs(cx, Some(5));
4312 add_labeled_item(&pane, "7", false, cx);
4313 // Remove items to respect the max tab cap.
4314 assert_item_labels(&pane, ["3", "4", "5", "6", "7*"], cx);
4315 pane.update_in(cx, |pane, window, cx| {
4316 pane.activate_item(0, false, false, window, cx);
4317 });
4318 add_labeled_item(&pane, "X", false, cx);
4319 // Respect activation order.
4320 assert_item_labels(&pane, ["3", "X*", "5", "6", "7"], cx);
4321
4322 for i in 0..7 {
4323 add_labeled_item(&pane, format!("D{}", i).as_str(), true, cx);
4324 }
4325 // Keeps dirty items, even over max tab cap.
4326 assert_item_labels(
4327 &pane,
4328 ["D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6*^"],
4329 cx,
4330 );
4331
4332 set_max_tabs(cx, None);
4333 for i in 0..7 {
4334 add_labeled_item(&pane, format!("N{}", i).as_str(), false, cx);
4335 }
4336 // No cap when max tabs is None.
4337 assert_item_labels(
4338 &pane,
4339 [
4340 "D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6^", "N0", "N1", "N2", "N3", "N4",
4341 "N5", "N6*",
4342 ],
4343 cx,
4344 );
4345 }
4346
4347 #[gpui::test]
4348 async fn test_reduce_max_tabs_closes_existing_items(cx: &mut TestAppContext) {
4349 init_test(cx);
4350 let fs = FakeFs::new(cx.executor());
4351
4352 let project = Project::test(fs, None, cx).await;
4353 let (workspace, cx) =
4354 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4355 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4356
4357 add_labeled_item(&pane, "A", false, cx);
4358 add_labeled_item(&pane, "B", false, cx);
4359 let item_c = add_labeled_item(&pane, "C", false, cx);
4360 let item_d = add_labeled_item(&pane, "D", false, cx);
4361 add_labeled_item(&pane, "E", false, cx);
4362 add_labeled_item(&pane, "Settings", false, cx);
4363 assert_item_labels(&pane, ["A", "B", "C", "D", "E", "Settings*"], cx);
4364
4365 set_max_tabs(cx, Some(5));
4366 assert_item_labels(&pane, ["B", "C", "D", "E", "Settings*"], cx);
4367
4368 set_max_tabs(cx, Some(4));
4369 assert_item_labels(&pane, ["C", "D", "E", "Settings*"], cx);
4370
4371 pane.update_in(cx, |pane, window, cx| {
4372 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4373 pane.pin_tab_at(ix, window, cx);
4374
4375 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4376 pane.pin_tab_at(ix, window, cx);
4377 });
4378 assert_item_labels(&pane, ["C!", "D!", "E", "Settings*"], cx);
4379
4380 set_max_tabs(cx, Some(2));
4381 assert_item_labels(&pane, ["C!", "D!", "Settings*"], cx);
4382 }
4383
4384 #[gpui::test]
4385 async fn test_allow_pinning_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4386 init_test(cx);
4387 let fs = FakeFs::new(cx.executor());
4388
4389 let project = Project::test(fs, None, cx).await;
4390 let (workspace, cx) =
4391 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4392 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4393
4394 set_max_tabs(cx, Some(1));
4395 let item_a = add_labeled_item(&pane, "A", true, cx);
4396
4397 pane.update_in(cx, |pane, window, cx| {
4398 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4399 pane.pin_tab_at(ix, window, cx);
4400 });
4401 assert_item_labels(&pane, ["A*^!"], cx);
4402 }
4403
4404 #[gpui::test]
4405 async fn test_allow_pinning_non_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4406 init_test(cx);
4407 let fs = FakeFs::new(cx.executor());
4408
4409 let project = Project::test(fs, None, cx).await;
4410 let (workspace, cx) =
4411 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4412 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4413
4414 set_max_tabs(cx, Some(1));
4415 let item_a = add_labeled_item(&pane, "A", false, cx);
4416
4417 pane.update_in(cx, |pane, window, cx| {
4418 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4419 pane.pin_tab_at(ix, window, cx);
4420 });
4421 assert_item_labels(&pane, ["A*!"], cx);
4422 }
4423
4424 #[gpui::test]
4425 async fn test_pin_tabs_incrementally_at_max_capacity(cx: &mut TestAppContext) {
4426 init_test(cx);
4427 let fs = FakeFs::new(cx.executor());
4428
4429 let project = Project::test(fs, None, cx).await;
4430 let (workspace, cx) =
4431 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4432 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4433
4434 set_max_tabs(cx, Some(3));
4435
4436 let item_a = add_labeled_item(&pane, "A", false, cx);
4437 assert_item_labels(&pane, ["A*"], cx);
4438
4439 pane.update_in(cx, |pane, window, cx| {
4440 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4441 pane.pin_tab_at(ix, window, cx);
4442 });
4443 assert_item_labels(&pane, ["A*!"], cx);
4444
4445 let item_b = add_labeled_item(&pane, "B", false, cx);
4446 assert_item_labels(&pane, ["A!", "B*"], cx);
4447
4448 pane.update_in(cx, |pane, window, cx| {
4449 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4450 pane.pin_tab_at(ix, window, cx);
4451 });
4452 assert_item_labels(&pane, ["A!", "B*!"], cx);
4453
4454 let item_c = add_labeled_item(&pane, "C", false, cx);
4455 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4456
4457 pane.update_in(cx, |pane, window, cx| {
4458 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4459 pane.pin_tab_at(ix, window, cx);
4460 });
4461 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4462 }
4463
4464 #[gpui::test]
4465 async fn test_pin_tabs_left_to_right_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4466 init_test(cx);
4467 let fs = FakeFs::new(cx.executor());
4468
4469 let project = Project::test(fs, None, cx).await;
4470 let (workspace, cx) =
4471 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4472 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4473
4474 set_max_tabs(cx, Some(3));
4475
4476 let item_a = add_labeled_item(&pane, "A", false, cx);
4477 assert_item_labels(&pane, ["A*"], cx);
4478
4479 let item_b = add_labeled_item(&pane, "B", false, cx);
4480 assert_item_labels(&pane, ["A", "B*"], cx);
4481
4482 let item_c = add_labeled_item(&pane, "C", false, cx);
4483 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4484
4485 pane.update_in(cx, |pane, window, cx| {
4486 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4487 pane.pin_tab_at(ix, window, cx);
4488 });
4489 assert_item_labels(&pane, ["A!", "B", "C*"], cx);
4490
4491 pane.update_in(cx, |pane, window, cx| {
4492 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4493 pane.pin_tab_at(ix, window, cx);
4494 });
4495 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4496
4497 pane.update_in(cx, |pane, window, cx| {
4498 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4499 pane.pin_tab_at(ix, window, cx);
4500 });
4501 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4502 }
4503
4504 #[gpui::test]
4505 async fn test_pin_tabs_right_to_left_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4506 init_test(cx);
4507 let fs = FakeFs::new(cx.executor());
4508
4509 let project = Project::test(fs, None, cx).await;
4510 let (workspace, cx) =
4511 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4512 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4513
4514 set_max_tabs(cx, Some(3));
4515
4516 let item_a = add_labeled_item(&pane, "A", false, cx);
4517 assert_item_labels(&pane, ["A*"], cx);
4518
4519 let item_b = add_labeled_item(&pane, "B", false, cx);
4520 assert_item_labels(&pane, ["A", "B*"], cx);
4521
4522 let item_c = add_labeled_item(&pane, "C", false, cx);
4523 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4524
4525 pane.update_in(cx, |pane, window, cx| {
4526 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4527 pane.pin_tab_at(ix, window, cx);
4528 });
4529 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4530
4531 pane.update_in(cx, |pane, window, cx| {
4532 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4533 pane.pin_tab_at(ix, window, cx);
4534 });
4535 assert_item_labels(&pane, ["C*!", "B!", "A"], cx);
4536
4537 pane.update_in(cx, |pane, window, cx| {
4538 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4539 pane.pin_tab_at(ix, window, cx);
4540 });
4541 assert_item_labels(&pane, ["C*!", "B!", "A!"], cx);
4542 }
4543
4544 #[gpui::test]
4545 async fn test_pinned_tabs_never_closed_at_max_tabs(cx: &mut TestAppContext) {
4546 init_test(cx);
4547 let fs = FakeFs::new(cx.executor());
4548
4549 let project = Project::test(fs, None, cx).await;
4550 let (workspace, cx) =
4551 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4552 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4553
4554 let item_a = add_labeled_item(&pane, "A", false, cx);
4555 pane.update_in(cx, |pane, window, cx| {
4556 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4557 pane.pin_tab_at(ix, window, cx);
4558 });
4559
4560 let item_b = add_labeled_item(&pane, "B", false, cx);
4561 pane.update_in(cx, |pane, window, cx| {
4562 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4563 pane.pin_tab_at(ix, window, cx);
4564 });
4565
4566 add_labeled_item(&pane, "C", false, cx);
4567 add_labeled_item(&pane, "D", false, cx);
4568 add_labeled_item(&pane, "E", false, cx);
4569 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
4570
4571 set_max_tabs(cx, Some(3));
4572 add_labeled_item(&pane, "F", false, cx);
4573 assert_item_labels(&pane, ["A!", "B!", "F*"], cx);
4574
4575 add_labeled_item(&pane, "G", false, cx);
4576 assert_item_labels(&pane, ["A!", "B!", "G*"], cx);
4577
4578 add_labeled_item(&pane, "H", false, cx);
4579 assert_item_labels(&pane, ["A!", "B!", "H*"], cx);
4580 }
4581
4582 #[gpui::test]
4583 async fn test_always_allows_one_unpinned_item_over_max_tabs_regardless_of_pinned_count(
4584 cx: &mut TestAppContext,
4585 ) {
4586 init_test(cx);
4587 let fs = FakeFs::new(cx.executor());
4588
4589 let project = Project::test(fs, None, cx).await;
4590 let (workspace, cx) =
4591 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4592 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4593
4594 set_max_tabs(cx, Some(3));
4595
4596 let item_a = add_labeled_item(&pane, "A", false, cx);
4597 pane.update_in(cx, |pane, window, cx| {
4598 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4599 pane.pin_tab_at(ix, window, cx);
4600 });
4601
4602 let item_b = add_labeled_item(&pane, "B", false, cx);
4603 pane.update_in(cx, |pane, window, cx| {
4604 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4605 pane.pin_tab_at(ix, window, cx);
4606 });
4607
4608 let item_c = add_labeled_item(&pane, "C", false, cx);
4609 pane.update_in(cx, |pane, window, cx| {
4610 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4611 pane.pin_tab_at(ix, window, cx);
4612 });
4613
4614 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4615
4616 let item_d = add_labeled_item(&pane, "D", false, cx);
4617 assert_item_labels(&pane, ["A!", "B!", "C!", "D*"], cx);
4618
4619 pane.update_in(cx, |pane, window, cx| {
4620 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4621 pane.pin_tab_at(ix, window, cx);
4622 });
4623 assert_item_labels(&pane, ["A!", "B!", "C!", "D*!"], cx);
4624
4625 add_labeled_item(&pane, "E", false, cx);
4626 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "E*"], cx);
4627
4628 add_labeled_item(&pane, "F", false, cx);
4629 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "F*"], cx);
4630 }
4631
4632 #[gpui::test]
4633 async fn test_can_open_one_item_when_all_tabs_are_dirty_at_max(cx: &mut TestAppContext) {
4634 init_test(cx);
4635 let fs = FakeFs::new(cx.executor());
4636
4637 let project = Project::test(fs, None, cx).await;
4638 let (workspace, cx) =
4639 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4640 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4641
4642 set_max_tabs(cx, Some(3));
4643
4644 add_labeled_item(&pane, "A", true, cx);
4645 assert_item_labels(&pane, ["A*^"], cx);
4646
4647 add_labeled_item(&pane, "B", true, cx);
4648 assert_item_labels(&pane, ["A^", "B*^"], cx);
4649
4650 add_labeled_item(&pane, "C", true, cx);
4651 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
4652
4653 add_labeled_item(&pane, "D", false, cx);
4654 assert_item_labels(&pane, ["A^", "B^", "C^", "D*"], cx);
4655
4656 add_labeled_item(&pane, "E", false, cx);
4657 assert_item_labels(&pane, ["A^", "B^", "C^", "E*"], cx);
4658
4659 add_labeled_item(&pane, "F", false, cx);
4660 assert_item_labels(&pane, ["A^", "B^", "C^", "F*"], cx);
4661
4662 add_labeled_item(&pane, "G", true, cx);
4663 assert_item_labels(&pane, ["A^", "B^", "C^", "G*^"], cx);
4664 }
4665
4666 #[gpui::test]
4667 async fn test_toggle_pin_tab(cx: &mut TestAppContext) {
4668 init_test(cx);
4669 let fs = FakeFs::new(cx.executor());
4670
4671 let project = Project::test(fs, None, cx).await;
4672 let (workspace, cx) =
4673 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4674 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4675
4676 set_labeled_items(&pane, ["A", "B*", "C"], cx);
4677 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4678
4679 pane.update_in(cx, |pane, window, cx| {
4680 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4681 });
4682 assert_item_labels(&pane, ["B*!", "A", "C"], cx);
4683
4684 pane.update_in(cx, |pane, window, cx| {
4685 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4686 });
4687 assert_item_labels(&pane, ["B*", "A", "C"], cx);
4688 }
4689
4690 #[gpui::test]
4691 async fn test_unpin_all_tabs(cx: &mut TestAppContext) {
4692 init_test(cx);
4693 let fs = FakeFs::new(cx.executor());
4694
4695 let project = Project::test(fs, None, cx).await;
4696 let (workspace, cx) =
4697 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4698 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4699
4700 // Unpin all, in an empty pane
4701 pane.update_in(cx, |pane, window, cx| {
4702 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4703 });
4704
4705 assert_item_labels(&pane, [], cx);
4706
4707 let item_a = add_labeled_item(&pane, "A", false, cx);
4708 let item_b = add_labeled_item(&pane, "B", false, cx);
4709 let item_c = add_labeled_item(&pane, "C", false, cx);
4710 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4711
4712 // Unpin all, when no tabs are pinned
4713 pane.update_in(cx, |pane, window, cx| {
4714 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4715 });
4716
4717 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4718
4719 // Pin inactive tabs only
4720 pane.update_in(cx, |pane, window, cx| {
4721 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4722 pane.pin_tab_at(ix, window, cx);
4723
4724 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4725 pane.pin_tab_at(ix, window, cx);
4726 });
4727 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4728
4729 pane.update_in(cx, |pane, window, cx| {
4730 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4731 });
4732
4733 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4734
4735 // Pin all tabs
4736 pane.update_in(cx, |pane, window, cx| {
4737 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4738 pane.pin_tab_at(ix, window, cx);
4739
4740 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4741 pane.pin_tab_at(ix, window, cx);
4742
4743 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4744 pane.pin_tab_at(ix, window, cx);
4745 });
4746 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4747
4748 // Activate middle tab
4749 pane.update_in(cx, |pane, window, cx| {
4750 pane.activate_item(1, false, false, window, cx);
4751 });
4752 assert_item_labels(&pane, ["A!", "B*!", "C!"], cx);
4753
4754 pane.update_in(cx, |pane, window, cx| {
4755 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4756 });
4757
4758 // Order has not changed
4759 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4760 }
4761
4762 #[gpui::test]
4763 async fn test_pinning_active_tab_without_position_change_maintains_focus(
4764 cx: &mut TestAppContext,
4765 ) {
4766 init_test(cx);
4767 let fs = FakeFs::new(cx.executor());
4768
4769 let project = Project::test(fs, None, cx).await;
4770 let (workspace, cx) =
4771 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4772 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4773
4774 // Add A
4775 let item_a = add_labeled_item(&pane, "A", false, cx);
4776 assert_item_labels(&pane, ["A*"], cx);
4777
4778 // Add B
4779 add_labeled_item(&pane, "B", false, cx);
4780 assert_item_labels(&pane, ["A", "B*"], cx);
4781
4782 // Activate A again
4783 pane.update_in(cx, |pane, window, cx| {
4784 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4785 pane.activate_item(ix, true, true, window, cx);
4786 });
4787 assert_item_labels(&pane, ["A*", "B"], cx);
4788
4789 // Pin A - remains active
4790 pane.update_in(cx, |pane, window, cx| {
4791 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4792 pane.pin_tab_at(ix, window, cx);
4793 });
4794 assert_item_labels(&pane, ["A*!", "B"], cx);
4795
4796 // Unpin A - remain active
4797 pane.update_in(cx, |pane, window, cx| {
4798 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4799 pane.unpin_tab_at(ix, window, cx);
4800 });
4801 assert_item_labels(&pane, ["A*", "B"], cx);
4802 }
4803
4804 #[gpui::test]
4805 async fn test_pinning_active_tab_with_position_change_maintains_focus(cx: &mut TestAppContext) {
4806 init_test(cx);
4807 let fs = FakeFs::new(cx.executor());
4808
4809 let project = Project::test(fs, None, cx).await;
4810 let (workspace, cx) =
4811 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4812 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4813
4814 // Add A, B, C
4815 add_labeled_item(&pane, "A", false, cx);
4816 add_labeled_item(&pane, "B", false, cx);
4817 let item_c = add_labeled_item(&pane, "C", false, cx);
4818 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4819
4820 // Pin C - moves to pinned area, remains active
4821 pane.update_in(cx, |pane, window, cx| {
4822 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4823 pane.pin_tab_at(ix, window, cx);
4824 });
4825 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4826
4827 // Unpin C - moves after pinned area, remains active
4828 pane.update_in(cx, |pane, window, cx| {
4829 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4830 pane.unpin_tab_at(ix, window, cx);
4831 });
4832 assert_item_labels(&pane, ["C*", "A", "B"], cx);
4833 }
4834
4835 #[gpui::test]
4836 async fn test_pinning_inactive_tab_without_position_change_preserves_existing_focus(
4837 cx: &mut TestAppContext,
4838 ) {
4839 init_test(cx);
4840 let fs = FakeFs::new(cx.executor());
4841
4842 let project = Project::test(fs, None, cx).await;
4843 let (workspace, cx) =
4844 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4845 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4846
4847 // Add A, B
4848 let item_a = add_labeled_item(&pane, "A", false, cx);
4849 add_labeled_item(&pane, "B", false, cx);
4850 assert_item_labels(&pane, ["A", "B*"], cx);
4851
4852 // Pin A - already in pinned area, B remains active
4853 pane.update_in(cx, |pane, window, cx| {
4854 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4855 pane.pin_tab_at(ix, window, cx);
4856 });
4857 assert_item_labels(&pane, ["A!", "B*"], cx);
4858
4859 // Unpin A - stays in place, B remains active
4860 pane.update_in(cx, |pane, window, cx| {
4861 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4862 pane.unpin_tab_at(ix, window, cx);
4863 });
4864 assert_item_labels(&pane, ["A", "B*"], cx);
4865 }
4866
4867 #[gpui::test]
4868 async fn test_pinning_inactive_tab_with_position_change_preserves_existing_focus(
4869 cx: &mut TestAppContext,
4870 ) {
4871 init_test(cx);
4872 let fs = FakeFs::new(cx.executor());
4873
4874 let project = Project::test(fs, None, cx).await;
4875 let (workspace, cx) =
4876 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4877 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4878
4879 // Add A, B, C
4880 add_labeled_item(&pane, "A", false, cx);
4881 let item_b = add_labeled_item(&pane, "B", false, cx);
4882 let item_c = add_labeled_item(&pane, "C", false, cx);
4883 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4884
4885 // Activate B
4886 pane.update_in(cx, |pane, window, cx| {
4887 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4888 pane.activate_item(ix, true, true, window, cx);
4889 });
4890 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4891
4892 // Pin C - moves to pinned area, B remains active
4893 pane.update_in(cx, |pane, window, cx| {
4894 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4895 pane.pin_tab_at(ix, window, cx);
4896 });
4897 assert_item_labels(&pane, ["C!", "A", "B*"], cx);
4898
4899 // Unpin C - moves after pinned area, B remains active
4900 pane.update_in(cx, |pane, window, cx| {
4901 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4902 pane.unpin_tab_at(ix, window, cx);
4903 });
4904 assert_item_labels(&pane, ["C", "A", "B*"], cx);
4905 }
4906
4907 #[gpui::test]
4908 async fn test_drag_unpinned_tab_to_split_creates_pane_with_unpinned_tab(
4909 cx: &mut TestAppContext,
4910 ) {
4911 init_test(cx);
4912 let fs = FakeFs::new(cx.executor());
4913
4914 let project = Project::test(fs, None, cx).await;
4915 let (workspace, cx) =
4916 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4917 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4918
4919 // Add A, B. Pin B. Activate A
4920 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4921 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4922
4923 pane_a.update_in(cx, |pane, window, cx| {
4924 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4925 pane.pin_tab_at(ix, window, cx);
4926
4927 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4928 pane.activate_item(ix, true, true, window, cx);
4929 });
4930
4931 // Drag A to create new split
4932 pane_a.update_in(cx, |pane, window, cx| {
4933 pane.drag_split_direction = Some(SplitDirection::Right);
4934
4935 let dragged_tab = DraggedTab {
4936 pane: pane_a.clone(),
4937 item: item_a.boxed_clone(),
4938 ix: 0,
4939 detail: 0,
4940 is_active: true,
4941 };
4942 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4943 });
4944
4945 // A should be moved to new pane. B should remain pinned, A should not be pinned
4946 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
4947 let panes = workspace.panes();
4948 (panes[0].clone(), panes[1].clone())
4949 });
4950 assert_item_labels(&pane_a, ["B*!"], cx);
4951 assert_item_labels(&pane_b, ["A*"], cx);
4952 }
4953
4954 #[gpui::test]
4955 async fn test_drag_pinned_tab_to_split_creates_pane_with_pinned_tab(cx: &mut TestAppContext) {
4956 init_test(cx);
4957 let fs = FakeFs::new(cx.executor());
4958
4959 let project = Project::test(fs, None, cx).await;
4960 let (workspace, cx) =
4961 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4962 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4963
4964 // Add A, B. Pin both. Activate A
4965 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4966 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4967
4968 pane_a.update_in(cx, |pane, window, cx| {
4969 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4970 pane.pin_tab_at(ix, window, cx);
4971
4972 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4973 pane.pin_tab_at(ix, window, cx);
4974
4975 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4976 pane.activate_item(ix, true, true, window, cx);
4977 });
4978 assert_item_labels(&pane_a, ["A*!", "B!"], cx);
4979
4980 // Drag A to create new split
4981 pane_a.update_in(cx, |pane, window, cx| {
4982 pane.drag_split_direction = Some(SplitDirection::Right);
4983
4984 let dragged_tab = DraggedTab {
4985 pane: pane_a.clone(),
4986 item: item_a.boxed_clone(),
4987 ix: 0,
4988 detail: 0,
4989 is_active: true,
4990 };
4991 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4992 });
4993
4994 // A should be moved to new pane. Both A and B should still be pinned
4995 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
4996 let panes = workspace.panes();
4997 (panes[0].clone(), panes[1].clone())
4998 });
4999 assert_item_labels(&pane_a, ["B*!"], cx);
5000 assert_item_labels(&pane_b, ["A*!"], cx);
5001 }
5002
5003 #[gpui::test]
5004 async fn test_drag_pinned_tab_into_existing_panes_pinned_region(cx: &mut TestAppContext) {
5005 init_test(cx);
5006 let fs = FakeFs::new(cx.executor());
5007
5008 let project = Project::test(fs, None, cx).await;
5009 let (workspace, cx) =
5010 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5011 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5012
5013 // Add A to pane A and pin
5014 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5015 pane_a.update_in(cx, |pane, window, cx| {
5016 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5017 pane.pin_tab_at(ix, window, cx);
5018 });
5019 assert_item_labels(&pane_a, ["A*!"], cx);
5020
5021 // Add B to pane B and pin
5022 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5023 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5024 });
5025 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5026 pane_b.update_in(cx, |pane, window, cx| {
5027 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5028 pane.pin_tab_at(ix, window, cx);
5029 });
5030 assert_item_labels(&pane_b, ["B*!"], cx);
5031
5032 // Move A from pane A to pane B's pinned region
5033 pane_b.update_in(cx, |pane, window, cx| {
5034 let dragged_tab = DraggedTab {
5035 pane: pane_a.clone(),
5036 item: item_a.boxed_clone(),
5037 ix: 0,
5038 detail: 0,
5039 is_active: true,
5040 };
5041 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5042 });
5043
5044 // A should stay pinned
5045 assert_item_labels(&pane_a, [], cx);
5046 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5047 }
5048
5049 #[gpui::test]
5050 async fn test_drag_pinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5051 init_test(cx);
5052 let fs = FakeFs::new(cx.executor());
5053
5054 let project = Project::test(fs, None, cx).await;
5055 let (workspace, cx) =
5056 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5057 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5058
5059 // Add A to pane A and pin
5060 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5061 pane_a.update_in(cx, |pane, window, cx| {
5062 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5063 pane.pin_tab_at(ix, window, cx);
5064 });
5065 assert_item_labels(&pane_a, ["A*!"], cx);
5066
5067 // Create pane B with pinned item B
5068 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5069 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5070 });
5071 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5072 assert_item_labels(&pane_b, ["B*"], cx);
5073
5074 pane_b.update_in(cx, |pane, window, cx| {
5075 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5076 pane.pin_tab_at(ix, window, cx);
5077 });
5078 assert_item_labels(&pane_b, ["B*!"], cx);
5079
5080 // Move A from pane A to pane B's unpinned region
5081 pane_b.update_in(cx, |pane, window, cx| {
5082 let dragged_tab = DraggedTab {
5083 pane: pane_a.clone(),
5084 item: item_a.boxed_clone(),
5085 ix: 0,
5086 detail: 0,
5087 is_active: true,
5088 };
5089 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5090 });
5091
5092 // A should become pinned
5093 assert_item_labels(&pane_a, [], cx);
5094 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5095 }
5096
5097 #[gpui::test]
5098 async fn test_drag_pinned_tab_into_existing_panes_first_position_with_no_pinned_tabs(
5099 cx: &mut TestAppContext,
5100 ) {
5101 init_test(cx);
5102 let fs = FakeFs::new(cx.executor());
5103
5104 let project = Project::test(fs, None, cx).await;
5105 let (workspace, cx) =
5106 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5107 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5108
5109 // Add A to pane A and pin
5110 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5111 pane_a.update_in(cx, |pane, window, cx| {
5112 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5113 pane.pin_tab_at(ix, window, cx);
5114 });
5115 assert_item_labels(&pane_a, ["A*!"], cx);
5116
5117 // Add B to pane B
5118 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5119 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5120 });
5121 add_labeled_item(&pane_b, "B", false, cx);
5122 assert_item_labels(&pane_b, ["B*"], cx);
5123
5124 // Move A from pane A to position 0 in pane B, indicating it should stay pinned
5125 pane_b.update_in(cx, |pane, window, cx| {
5126 let dragged_tab = DraggedTab {
5127 pane: pane_a.clone(),
5128 item: item_a.boxed_clone(),
5129 ix: 0,
5130 detail: 0,
5131 is_active: true,
5132 };
5133 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5134 });
5135
5136 // A should stay pinned
5137 assert_item_labels(&pane_a, [], cx);
5138 assert_item_labels(&pane_b, ["A*!", "B"], cx);
5139 }
5140
5141 #[gpui::test]
5142 async fn test_drag_pinned_tab_into_existing_pane_at_max_capacity_closes_unpinned_tabs(
5143 cx: &mut TestAppContext,
5144 ) {
5145 init_test(cx);
5146 let fs = FakeFs::new(cx.executor());
5147
5148 let project = Project::test(fs, None, cx).await;
5149 let (workspace, cx) =
5150 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5151 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5152 set_max_tabs(cx, Some(2));
5153
5154 // Add A, B to pane A. Pin both
5155 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5156 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5157 pane_a.update_in(cx, |pane, window, cx| {
5158 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5159 pane.pin_tab_at(ix, window, cx);
5160
5161 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5162 pane.pin_tab_at(ix, window, cx);
5163 });
5164 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5165
5166 // Add C, D to pane B. Pin both
5167 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5168 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5169 });
5170 let item_c = add_labeled_item(&pane_b, "C", false, cx);
5171 let item_d = add_labeled_item(&pane_b, "D", false, cx);
5172 pane_b.update_in(cx, |pane, window, cx| {
5173 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5174 pane.pin_tab_at(ix, window, cx);
5175
5176 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
5177 pane.pin_tab_at(ix, window, cx);
5178 });
5179 assert_item_labels(&pane_b, ["C!", "D*!"], cx);
5180
5181 // Add a third unpinned item to pane B (exceeds max tabs), but is allowed,
5182 // as we allow 1 tab over max if the others are pinned or dirty
5183 add_labeled_item(&pane_b, "E", false, cx);
5184 assert_item_labels(&pane_b, ["C!", "D!", "E*"], cx);
5185
5186 // Drag pinned A from pane A to position 0 in pane B
5187 pane_b.update_in(cx, |pane, window, cx| {
5188 let dragged_tab = DraggedTab {
5189 pane: pane_a.clone(),
5190 item: item_a.boxed_clone(),
5191 ix: 0,
5192 detail: 0,
5193 is_active: true,
5194 };
5195 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5196 });
5197
5198 // E (unpinned) should be closed, leaving 3 pinned items
5199 assert_item_labels(&pane_a, ["B*!"], cx);
5200 assert_item_labels(&pane_b, ["A*!", "C!", "D!"], cx);
5201 }
5202
5203 #[gpui::test]
5204 async fn test_drag_last_pinned_tab_to_same_position_stays_pinned(cx: &mut TestAppContext) {
5205 init_test(cx);
5206 let fs = FakeFs::new(cx.executor());
5207
5208 let project = Project::test(fs, None, cx).await;
5209 let (workspace, cx) =
5210 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5211 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5212
5213 // Add A to pane A and pin it
5214 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5215 pane_a.update_in(cx, |pane, window, cx| {
5216 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5217 pane.pin_tab_at(ix, window, cx);
5218 });
5219 assert_item_labels(&pane_a, ["A*!"], cx);
5220
5221 // Drag pinned A to position 1 (directly to the right) in the same pane
5222 pane_a.update_in(cx, |pane, window, cx| {
5223 let dragged_tab = DraggedTab {
5224 pane: pane_a.clone(),
5225 item: item_a.boxed_clone(),
5226 ix: 0,
5227 detail: 0,
5228 is_active: true,
5229 };
5230 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5231 });
5232
5233 // A should still be pinned and active
5234 assert_item_labels(&pane_a, ["A*!"], cx);
5235 }
5236
5237 #[gpui::test]
5238 async fn test_drag_pinned_tab_beyond_last_pinned_tab_in_same_pane_stays_pinned(
5239 cx: &mut TestAppContext,
5240 ) {
5241 init_test(cx);
5242 let fs = FakeFs::new(cx.executor());
5243
5244 let project = Project::test(fs, None, cx).await;
5245 let (workspace, cx) =
5246 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5247 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5248
5249 // Add A, B to pane A and pin both
5250 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5251 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5252 pane_a.update_in(cx, |pane, window, cx| {
5253 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5254 pane.pin_tab_at(ix, window, cx);
5255
5256 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5257 pane.pin_tab_at(ix, window, cx);
5258 });
5259 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5260
5261 // Drag pinned A right of B in the same pane
5262 pane_a.update_in(cx, |pane, window, cx| {
5263 let dragged_tab = DraggedTab {
5264 pane: pane_a.clone(),
5265 item: item_a.boxed_clone(),
5266 ix: 0,
5267 detail: 0,
5268 is_active: true,
5269 };
5270 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5271 });
5272
5273 // A stays pinned
5274 assert_item_labels(&pane_a, ["B!", "A*!"], cx);
5275 }
5276
5277 #[gpui::test]
5278 async fn test_dragging_pinned_tab_onto_unpinned_tab_reduces_unpinned_tab_count(
5279 cx: &mut TestAppContext,
5280 ) {
5281 init_test(cx);
5282 let fs = FakeFs::new(cx.executor());
5283
5284 let project = Project::test(fs, None, cx).await;
5285 let (workspace, cx) =
5286 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5287 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5288
5289 // Add A, B to pane A and pin A
5290 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5291 add_labeled_item(&pane_a, "B", false, cx);
5292 pane_a.update_in(cx, |pane, window, cx| {
5293 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5294 pane.pin_tab_at(ix, window, cx);
5295 });
5296 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5297
5298 // Drag pinned A on top of B in the same pane, which changes tab order to B, A
5299 pane_a.update_in(cx, |pane, window, cx| {
5300 let dragged_tab = DraggedTab {
5301 pane: pane_a.clone(),
5302 item: item_a.boxed_clone(),
5303 ix: 0,
5304 detail: 0,
5305 is_active: true,
5306 };
5307 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5308 });
5309
5310 // Neither are pinned
5311 assert_item_labels(&pane_a, ["B", "A*"], cx);
5312 }
5313
5314 #[gpui::test]
5315 async fn test_drag_pinned_tab_beyond_unpinned_tab_in_same_pane_becomes_unpinned(
5316 cx: &mut TestAppContext,
5317 ) {
5318 init_test(cx);
5319 let fs = FakeFs::new(cx.executor());
5320
5321 let project = Project::test(fs, None, cx).await;
5322 let (workspace, cx) =
5323 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5324 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5325
5326 // Add A, B to pane A and pin A
5327 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5328 add_labeled_item(&pane_a, "B", false, cx);
5329 pane_a.update_in(cx, |pane, window, cx| {
5330 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5331 pane.pin_tab_at(ix, window, cx);
5332 });
5333 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5334
5335 // Drag pinned A right of B in the same pane
5336 pane_a.update_in(cx, |pane, window, cx| {
5337 let dragged_tab = DraggedTab {
5338 pane: pane_a.clone(),
5339 item: item_a.boxed_clone(),
5340 ix: 0,
5341 detail: 0,
5342 is_active: true,
5343 };
5344 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5345 });
5346
5347 // A becomes unpinned
5348 assert_item_labels(&pane_a, ["B", "A*"], cx);
5349 }
5350
5351 #[gpui::test]
5352 async fn test_drag_unpinned_tab_in_front_of_pinned_tab_in_same_pane_becomes_pinned(
5353 cx: &mut TestAppContext,
5354 ) {
5355 init_test(cx);
5356 let fs = FakeFs::new(cx.executor());
5357
5358 let project = Project::test(fs, None, cx).await;
5359 let (workspace, cx) =
5360 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5361 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5362
5363 // Add A, B to pane A and pin A
5364 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5365 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5366 pane_a.update_in(cx, |pane, window, cx| {
5367 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5368 pane.pin_tab_at(ix, window, cx);
5369 });
5370 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5371
5372 // Drag pinned B left of A in the same pane
5373 pane_a.update_in(cx, |pane, window, cx| {
5374 let dragged_tab = DraggedTab {
5375 pane: pane_a.clone(),
5376 item: item_b.boxed_clone(),
5377 ix: 1,
5378 detail: 0,
5379 is_active: true,
5380 };
5381 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5382 });
5383
5384 // A becomes unpinned
5385 assert_item_labels(&pane_a, ["B*!", "A!"], cx);
5386 }
5387
5388 #[gpui::test]
5389 async fn test_drag_unpinned_tab_to_the_pinned_region_stays_pinned(cx: &mut TestAppContext) {
5390 init_test(cx);
5391 let fs = FakeFs::new(cx.executor());
5392
5393 let project = Project::test(fs, None, cx).await;
5394 let (workspace, cx) =
5395 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5396 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5397
5398 // Add A, B, C to pane A and pin A
5399 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5400 add_labeled_item(&pane_a, "B", false, cx);
5401 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5402 pane_a.update_in(cx, |pane, window, cx| {
5403 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5404 pane.pin_tab_at(ix, window, cx);
5405 });
5406 assert_item_labels(&pane_a, ["A!", "B", "C*"], cx);
5407
5408 // Drag pinned C left of B in the same pane
5409 pane_a.update_in(cx, |pane, window, cx| {
5410 let dragged_tab = DraggedTab {
5411 pane: pane_a.clone(),
5412 item: item_c.boxed_clone(),
5413 ix: 2,
5414 detail: 0,
5415 is_active: true,
5416 };
5417 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5418 });
5419
5420 // A stays pinned, B and C remain unpinned
5421 assert_item_labels(&pane_a, ["A!", "C*", "B"], cx);
5422 }
5423
5424 #[gpui::test]
5425 async fn test_drag_unpinned_tab_into_existing_panes_pinned_region(cx: &mut TestAppContext) {
5426 init_test(cx);
5427 let fs = FakeFs::new(cx.executor());
5428
5429 let project = Project::test(fs, None, cx).await;
5430 let (workspace, cx) =
5431 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5432 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5433
5434 // Add unpinned item A to pane A
5435 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5436 assert_item_labels(&pane_a, ["A*"], cx);
5437
5438 // Create pane B with pinned item B
5439 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5440 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5441 });
5442 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5443 pane_b.update_in(cx, |pane, window, cx| {
5444 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5445 pane.pin_tab_at(ix, window, cx);
5446 });
5447 assert_item_labels(&pane_b, ["B*!"], cx);
5448
5449 // Move A from pane A to pane B's pinned region
5450 pane_b.update_in(cx, |pane, window, cx| {
5451 let dragged_tab = DraggedTab {
5452 pane: pane_a.clone(),
5453 item: item_a.boxed_clone(),
5454 ix: 0,
5455 detail: 0,
5456 is_active: true,
5457 };
5458 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5459 });
5460
5461 // A should become pinned since it was dropped in the pinned region
5462 assert_item_labels(&pane_a, [], cx);
5463 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5464 }
5465
5466 #[gpui::test]
5467 async fn test_drag_unpinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5468 init_test(cx);
5469 let fs = FakeFs::new(cx.executor());
5470
5471 let project = Project::test(fs, None, cx).await;
5472 let (workspace, cx) =
5473 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5474 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5475
5476 // Add unpinned item A to pane A
5477 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5478 assert_item_labels(&pane_a, ["A*"], cx);
5479
5480 // Create pane B with one pinned item B
5481 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5482 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5483 });
5484 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5485 pane_b.update_in(cx, |pane, window, cx| {
5486 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5487 pane.pin_tab_at(ix, window, cx);
5488 });
5489 assert_item_labels(&pane_b, ["B*!"], cx);
5490
5491 // Move A from pane A to pane B's unpinned region
5492 pane_b.update_in(cx, |pane, window, cx| {
5493 let dragged_tab = DraggedTab {
5494 pane: pane_a.clone(),
5495 item: item_a.boxed_clone(),
5496 ix: 0,
5497 detail: 0,
5498 is_active: true,
5499 };
5500 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5501 });
5502
5503 // A should remain unpinned since it was dropped outside the pinned region
5504 assert_item_labels(&pane_a, [], cx);
5505 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5506 }
5507
5508 #[gpui::test]
5509 async fn test_drag_pinned_tab_throughout_entire_range_of_pinned_tabs_both_directions(
5510 cx: &mut TestAppContext,
5511 ) {
5512 init_test(cx);
5513 let fs = FakeFs::new(cx.executor());
5514
5515 let project = Project::test(fs, None, cx).await;
5516 let (workspace, cx) =
5517 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5518 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5519
5520 // Add A, B, C and pin all
5521 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5522 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5523 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5524 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5525
5526 pane_a.update_in(cx, |pane, window, cx| {
5527 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5528 pane.pin_tab_at(ix, window, cx);
5529
5530 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5531 pane.pin_tab_at(ix, window, cx);
5532
5533 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5534 pane.pin_tab_at(ix, window, cx);
5535 });
5536 assert_item_labels(&pane_a, ["A!", "B!", "C*!"], cx);
5537
5538 // Move A to right of B
5539 pane_a.update_in(cx, |pane, window, cx| {
5540 let dragged_tab = DraggedTab {
5541 pane: pane_a.clone(),
5542 item: item_a.boxed_clone(),
5543 ix: 0,
5544 detail: 0,
5545 is_active: true,
5546 };
5547 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5548 });
5549
5550 // A should be after B and all are pinned
5551 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5552
5553 // Move A to right of C
5554 pane_a.update_in(cx, |pane, window, cx| {
5555 let dragged_tab = DraggedTab {
5556 pane: pane_a.clone(),
5557 item: item_a.boxed_clone(),
5558 ix: 1,
5559 detail: 0,
5560 is_active: true,
5561 };
5562 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5563 });
5564
5565 // A should be after C and all are pinned
5566 assert_item_labels(&pane_a, ["B!", "C!", "A*!"], cx);
5567
5568 // Move A to left of C
5569 pane_a.update_in(cx, |pane, window, cx| {
5570 let dragged_tab = DraggedTab {
5571 pane: pane_a.clone(),
5572 item: item_a.boxed_clone(),
5573 ix: 2,
5574 detail: 0,
5575 is_active: true,
5576 };
5577 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5578 });
5579
5580 // A should be before C and all are pinned
5581 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5582
5583 // Move A to left of B
5584 pane_a.update_in(cx, |pane, window, cx| {
5585 let dragged_tab = DraggedTab {
5586 pane: pane_a.clone(),
5587 item: item_a.boxed_clone(),
5588 ix: 1,
5589 detail: 0,
5590 is_active: true,
5591 };
5592 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5593 });
5594
5595 // A should be before B and all are pinned
5596 assert_item_labels(&pane_a, ["A*!", "B!", "C!"], cx);
5597 }
5598
5599 #[gpui::test]
5600 async fn test_drag_first_tab_to_last_position(cx: &mut TestAppContext) {
5601 init_test(cx);
5602 let fs = FakeFs::new(cx.executor());
5603
5604 let project = Project::test(fs, None, cx).await;
5605 let (workspace, cx) =
5606 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5607 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5608
5609 // Add A, B, C
5610 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5611 add_labeled_item(&pane_a, "B", false, cx);
5612 add_labeled_item(&pane_a, "C", false, cx);
5613 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5614
5615 // Move A to the end
5616 pane_a.update_in(cx, |pane, window, cx| {
5617 let dragged_tab = DraggedTab {
5618 pane: pane_a.clone(),
5619 item: item_a.boxed_clone(),
5620 ix: 0,
5621 detail: 0,
5622 is_active: true,
5623 };
5624 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5625 });
5626
5627 // A should be at the end
5628 assert_item_labels(&pane_a, ["B", "C", "A*"], cx);
5629 }
5630
5631 #[gpui::test]
5632 async fn test_drag_last_tab_to_first_position(cx: &mut TestAppContext) {
5633 init_test(cx);
5634 let fs = FakeFs::new(cx.executor());
5635
5636 let project = Project::test(fs, None, cx).await;
5637 let (workspace, cx) =
5638 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5639 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5640
5641 // Add A, B, C
5642 add_labeled_item(&pane_a, "A", false, cx);
5643 add_labeled_item(&pane_a, "B", false, cx);
5644 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5645 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5646
5647 // Move C to the beginning
5648 pane_a.update_in(cx, |pane, window, cx| {
5649 let dragged_tab = DraggedTab {
5650 pane: pane_a.clone(),
5651 item: item_c.boxed_clone(),
5652 ix: 2,
5653 detail: 0,
5654 is_active: true,
5655 };
5656 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5657 });
5658
5659 // C should be at the beginning
5660 assert_item_labels(&pane_a, ["C*", "A", "B"], cx);
5661 }
5662
5663 #[gpui::test]
5664 async fn test_add_item_with_new_item(cx: &mut TestAppContext) {
5665 init_test(cx);
5666 let fs = FakeFs::new(cx.executor());
5667
5668 let project = Project::test(fs, None, cx).await;
5669 let (workspace, cx) =
5670 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5671 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5672
5673 // 1. Add with a destination index
5674 // a. Add before 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(0),
5682 window,
5683 cx,
5684 );
5685 });
5686 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5687
5688 // b. Add after the active item
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(2),
5696 window,
5697 cx,
5698 );
5699 });
5700 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5701
5702 // c. Add at the end of the item list (including off the length)
5703 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5704 pane.update_in(cx, |pane, window, cx| {
5705 pane.add_item(
5706 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5707 false,
5708 false,
5709 Some(5),
5710 window,
5711 cx,
5712 );
5713 });
5714 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5715
5716 // 2. Add without a destination index
5717 // a. Add with active item at the start 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 set_labeled_items(&pane, ["A", "D*", "B", "C"], cx);
5730
5731 // b. Add with active item at the end of the item list
5732 set_labeled_items(&pane, ["A", "B", "C*"], cx);
5733 pane.update_in(cx, |pane, window, cx| {
5734 pane.add_item(
5735 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5736 false,
5737 false,
5738 None,
5739 window,
5740 cx,
5741 );
5742 });
5743 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5744 }
5745
5746 #[gpui::test]
5747 async fn test_add_item_with_existing_item(cx: &mut TestAppContext) {
5748 init_test(cx);
5749 let fs = FakeFs::new(cx.executor());
5750
5751 let project = Project::test(fs, None, cx).await;
5752 let (workspace, cx) =
5753 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5754 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5755
5756 // 1. Add with a destination index
5757 // 1a. Add before the active item
5758 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5759 pane.update_in(cx, |pane, window, cx| {
5760 pane.add_item(d, false, false, Some(0), window, cx);
5761 });
5762 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5763
5764 // 1b. Add after the active item
5765 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5766 pane.update_in(cx, |pane, window, cx| {
5767 pane.add_item(d, false, false, Some(2), window, cx);
5768 });
5769 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5770
5771 // 1c. Add at the end of the item list (including off the length)
5772 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5773 pane.update_in(cx, |pane, window, cx| {
5774 pane.add_item(a, false, false, Some(5), window, cx);
5775 });
5776 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5777
5778 // 1d. Add same item to active index
5779 let [_, b, _] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5780 pane.update_in(cx, |pane, window, cx| {
5781 pane.add_item(b, false, false, Some(1), window, cx);
5782 });
5783 assert_item_labels(&pane, ["A", "B*", "C"], cx);
5784
5785 // 1e. Add item to index after same item in last position
5786 let [_, _, c] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5787 pane.update_in(cx, |pane, window, cx| {
5788 pane.add_item(c, false, false, Some(2), window, cx);
5789 });
5790 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5791
5792 // 2. Add without a destination index
5793 // 2a. Add with active item at the start of the item list
5794 let [_, _, _, d] = set_labeled_items(&pane, ["A*", "B", "C", "D"], cx);
5795 pane.update_in(cx, |pane, window, cx| {
5796 pane.add_item(d, false, false, None, window, cx);
5797 });
5798 assert_item_labels(&pane, ["A", "D*", "B", "C"], cx);
5799
5800 // 2b. Add with active item at the end of the item list
5801 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B", "C", "D*"], 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, ["B", "C", "D", "A*"], cx);
5806
5807 // 2c. Add active item to active item at end of list
5808 let [_, _, c] = set_labeled_items(&pane, ["A", "B", "C*"], cx);
5809 pane.update_in(cx, |pane, window, cx| {
5810 pane.add_item(c, false, false, None, window, cx);
5811 });
5812 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5813
5814 // 2d. Add active item to active item at start of list
5815 let [a, _, _] = set_labeled_items(&pane, ["A*", "B", "C"], cx);
5816 pane.update_in(cx, |pane, window, cx| {
5817 pane.add_item(a, false, false, None, window, cx);
5818 });
5819 assert_item_labels(&pane, ["A*", "B", "C"], cx);
5820 }
5821
5822 #[gpui::test]
5823 async fn test_add_item_with_same_project_entries(cx: &mut TestAppContext) {
5824 init_test(cx);
5825 let fs = FakeFs::new(cx.executor());
5826
5827 let project = Project::test(fs, None, cx).await;
5828 let (workspace, cx) =
5829 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5830 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5831
5832 // singleton view
5833 pane.update_in(cx, |pane, window, cx| {
5834 pane.add_item(
5835 Box::new(cx.new(|cx| {
5836 TestItem::new(cx)
5837 .with_buffer_kind(ItemBufferKind::Singleton)
5838 .with_label("buffer 1")
5839 .with_project_items(&[TestProjectItem::new(1, "one.txt", cx)])
5840 })),
5841 false,
5842 false,
5843 None,
5844 window,
5845 cx,
5846 );
5847 });
5848 assert_item_labels(&pane, ["buffer 1*"], cx);
5849
5850 // new singleton view with the same project entry
5851 pane.update_in(cx, |pane, window, cx| {
5852 pane.add_item(
5853 Box::new(cx.new(|cx| {
5854 TestItem::new(cx)
5855 .with_buffer_kind(ItemBufferKind::Singleton)
5856 .with_label("buffer 1")
5857 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5858 })),
5859 false,
5860 false,
5861 None,
5862 window,
5863 cx,
5864 );
5865 });
5866 assert_item_labels(&pane, ["buffer 1*"], cx);
5867
5868 // new singleton view with different project entry
5869 pane.update_in(cx, |pane, window, cx| {
5870 pane.add_item(
5871 Box::new(cx.new(|cx| {
5872 TestItem::new(cx)
5873 .with_buffer_kind(ItemBufferKind::Singleton)
5874 .with_label("buffer 2")
5875 .with_project_items(&[TestProjectItem::new(2, "2.txt", cx)])
5876 })),
5877 false,
5878 false,
5879 None,
5880 window,
5881 cx,
5882 );
5883 });
5884 assert_item_labels(&pane, ["buffer 1", "buffer 2*"], cx);
5885
5886 // new multibuffer view with the same project entry
5887 pane.update_in(cx, |pane, window, cx| {
5888 pane.add_item(
5889 Box::new(cx.new(|cx| {
5890 TestItem::new(cx)
5891 .with_buffer_kind(ItemBufferKind::Multibuffer)
5892 .with_label("multibuffer 1")
5893 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5894 })),
5895 false,
5896 false,
5897 None,
5898 window,
5899 cx,
5900 );
5901 });
5902 assert_item_labels(&pane, ["buffer 1", "buffer 2", "multibuffer 1*"], cx);
5903
5904 // another multibuffer view with the same project entry
5905 pane.update_in(cx, |pane, window, cx| {
5906 pane.add_item(
5907 Box::new(cx.new(|cx| {
5908 TestItem::new(cx)
5909 .with_buffer_kind(ItemBufferKind::Multibuffer)
5910 .with_label("multibuffer 1b")
5911 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5912 })),
5913 false,
5914 false,
5915 None,
5916 window,
5917 cx,
5918 );
5919 });
5920 assert_item_labels(
5921 &pane,
5922 ["buffer 1", "buffer 2", "multibuffer 1", "multibuffer 1b*"],
5923 cx,
5924 );
5925 }
5926
5927 #[gpui::test]
5928 async fn test_remove_item_ordering_history(cx: &mut TestAppContext) {
5929 init_test(cx);
5930 let fs = FakeFs::new(cx.executor());
5931
5932 let project = Project::test(fs, None, cx).await;
5933 let (workspace, cx) =
5934 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5935 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5936
5937 add_labeled_item(&pane, "A", false, cx);
5938 add_labeled_item(&pane, "B", false, cx);
5939 add_labeled_item(&pane, "C", false, cx);
5940 add_labeled_item(&pane, "D", false, cx);
5941 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5942
5943 pane.update_in(cx, |pane, window, cx| {
5944 pane.activate_item(1, false, false, window, cx)
5945 });
5946 add_labeled_item(&pane, "1", false, cx);
5947 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
5948
5949 pane.update_in(cx, |pane, window, cx| {
5950 pane.close_active_item(
5951 &CloseActiveItem {
5952 save_intent: None,
5953 close_pinned: false,
5954 },
5955 window,
5956 cx,
5957 )
5958 })
5959 .await
5960 .unwrap();
5961 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
5962
5963 pane.update_in(cx, |pane, window, cx| {
5964 pane.activate_item(3, false, false, window, cx)
5965 });
5966 assert_item_labels(&pane, ["A", "B", "C", "D*"], 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", "B*", "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", "C*"], cx);
5995
5996 pane.update_in(cx, |pane, window, cx| {
5997 pane.close_active_item(
5998 &CloseActiveItem {
5999 save_intent: None,
6000 close_pinned: false,
6001 },
6002 window,
6003 cx,
6004 )
6005 })
6006 .await
6007 .unwrap();
6008 assert_item_labels(&pane, ["A*"], cx);
6009 }
6010
6011 #[gpui::test]
6012 async fn test_remove_item_ordering_neighbour(cx: &mut TestAppContext) {
6013 init_test(cx);
6014 cx.update_global::<SettingsStore, ()>(|s, cx| {
6015 s.update_user_settings(cx, |s| {
6016 s.tabs.get_or_insert_default().activate_on_close = Some(ActivateOnClose::Neighbour);
6017 });
6018 });
6019 let fs = FakeFs::new(cx.executor());
6020
6021 let project = Project::test(fs, None, cx).await;
6022 let (workspace, cx) =
6023 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6024 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6025
6026 add_labeled_item(&pane, "A", false, cx);
6027 add_labeled_item(&pane, "B", false, cx);
6028 add_labeled_item(&pane, "C", false, cx);
6029 add_labeled_item(&pane, "D", false, cx);
6030 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6031
6032 pane.update_in(cx, |pane, window, cx| {
6033 pane.activate_item(1, false, false, window, cx)
6034 });
6035 add_labeled_item(&pane, "1", false, cx);
6036 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6037
6038 pane.update_in(cx, |pane, window, cx| {
6039 pane.close_active_item(
6040 &CloseActiveItem {
6041 save_intent: None,
6042 close_pinned: false,
6043 },
6044 window,
6045 cx,
6046 )
6047 })
6048 .await
6049 .unwrap();
6050 assert_item_labels(&pane, ["A", "B", "C*", "D"], cx);
6051
6052 pane.update_in(cx, |pane, window, cx| {
6053 pane.activate_item(3, false, false, window, cx)
6054 });
6055 assert_item_labels(&pane, ["A", "B", "C", "D*"], 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", "C*"], 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", "B*"], cx);
6084
6085 pane.update_in(cx, |pane, window, cx| {
6086 pane.close_active_item(
6087 &CloseActiveItem {
6088 save_intent: None,
6089 close_pinned: false,
6090 },
6091 window,
6092 cx,
6093 )
6094 })
6095 .await
6096 .unwrap();
6097 assert_item_labels(&pane, ["A*"], cx);
6098 }
6099
6100 #[gpui::test]
6101 async fn test_remove_item_ordering_left_neighbour(cx: &mut TestAppContext) {
6102 init_test(cx);
6103 cx.update_global::<SettingsStore, ()>(|s, cx| {
6104 s.update_user_settings(cx, |s| {
6105 s.tabs.get_or_insert_default().activate_on_close =
6106 Some(ActivateOnClose::LeftNeighbour);
6107 });
6108 });
6109 let fs = FakeFs::new(cx.executor());
6110
6111 let project = Project::test(fs, None, cx).await;
6112 let (workspace, cx) =
6113 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6114 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6115
6116 add_labeled_item(&pane, "A", false, cx);
6117 add_labeled_item(&pane, "B", false, cx);
6118 add_labeled_item(&pane, "C", false, cx);
6119 add_labeled_item(&pane, "D", false, cx);
6120 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6121
6122 pane.update_in(cx, |pane, window, cx| {
6123 pane.activate_item(1, false, false, window, cx)
6124 });
6125 add_labeled_item(&pane, "1", false, cx);
6126 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6127
6128 pane.update_in(cx, |pane, window, cx| {
6129 pane.close_active_item(
6130 &CloseActiveItem {
6131 save_intent: None,
6132 close_pinned: false,
6133 },
6134 window,
6135 cx,
6136 )
6137 })
6138 .await
6139 .unwrap();
6140 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
6141
6142 pane.update_in(cx, |pane, window, cx| {
6143 pane.activate_item(3, false, false, window, cx)
6144 });
6145 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6146
6147 pane.update_in(cx, |pane, window, cx| {
6148 pane.close_active_item(
6149 &CloseActiveItem {
6150 save_intent: None,
6151 close_pinned: false,
6152 },
6153 window,
6154 cx,
6155 )
6156 })
6157 .await
6158 .unwrap();
6159 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6160
6161 pane.update_in(cx, |pane, window, cx| {
6162 pane.activate_item(0, false, false, window, cx)
6163 });
6164 assert_item_labels(&pane, ["A*", "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, ["B*", "C"], cx);
6179
6180 pane.update_in(cx, |pane, window, cx| {
6181 pane.close_active_item(
6182 &CloseActiveItem {
6183 save_intent: None,
6184 close_pinned: false,
6185 },
6186 window,
6187 cx,
6188 )
6189 })
6190 .await
6191 .unwrap();
6192 assert_item_labels(&pane, ["C*"], cx);
6193 }
6194
6195 #[gpui::test]
6196 async fn test_close_inactive_items(cx: &mut TestAppContext) {
6197 init_test(cx);
6198 let fs = FakeFs::new(cx.executor());
6199
6200 let project = Project::test(fs, None, cx).await;
6201 let (workspace, cx) =
6202 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6203 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6204
6205 let item_a = add_labeled_item(&pane, "A", false, cx);
6206 pane.update_in(cx, |pane, window, cx| {
6207 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6208 pane.pin_tab_at(ix, window, cx);
6209 });
6210 assert_item_labels(&pane, ["A*!"], cx);
6211
6212 let item_b = add_labeled_item(&pane, "B", false, cx);
6213 pane.update_in(cx, |pane, window, cx| {
6214 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
6215 pane.pin_tab_at(ix, window, cx);
6216 });
6217 assert_item_labels(&pane, ["A!", "B*!"], cx);
6218
6219 add_labeled_item(&pane, "C", false, cx);
6220 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
6221
6222 add_labeled_item(&pane, "D", false, cx);
6223 add_labeled_item(&pane, "E", false, cx);
6224 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
6225
6226 pane.update_in(cx, |pane, window, cx| {
6227 pane.close_other_items(
6228 &CloseOtherItems {
6229 save_intent: None,
6230 close_pinned: false,
6231 },
6232 None,
6233 window,
6234 cx,
6235 )
6236 })
6237 .await
6238 .unwrap();
6239 assert_item_labels(&pane, ["A!", "B!", "E*"], cx);
6240 }
6241
6242 #[gpui::test]
6243 async fn test_running_close_inactive_items_via_an_inactive_item(cx: &mut TestAppContext) {
6244 init_test(cx);
6245 let fs = FakeFs::new(cx.executor());
6246
6247 let project = Project::test(fs, None, cx).await;
6248 let (workspace, cx) =
6249 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6250 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6251
6252 add_labeled_item(&pane, "A", false, cx);
6253 assert_item_labels(&pane, ["A*"], cx);
6254
6255 let item_b = add_labeled_item(&pane, "B", false, cx);
6256 assert_item_labels(&pane, ["A", "B*"], cx);
6257
6258 add_labeled_item(&pane, "C", false, cx);
6259 add_labeled_item(&pane, "D", false, cx);
6260 add_labeled_item(&pane, "E", false, cx);
6261 assert_item_labels(&pane, ["A", "B", "C", "D", "E*"], cx);
6262
6263 pane.update_in(cx, |pane, window, cx| {
6264 pane.close_other_items(
6265 &CloseOtherItems {
6266 save_intent: None,
6267 close_pinned: false,
6268 },
6269 Some(item_b.item_id()),
6270 window,
6271 cx,
6272 )
6273 })
6274 .await
6275 .unwrap();
6276 assert_item_labels(&pane, ["B*"], cx);
6277 }
6278
6279 #[gpui::test]
6280 async fn test_close_clean_items(cx: &mut TestAppContext) {
6281 init_test(cx);
6282 let fs = FakeFs::new(cx.executor());
6283
6284 let project = Project::test(fs, None, cx).await;
6285 let (workspace, cx) =
6286 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6287 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6288
6289 add_labeled_item(&pane, "A", true, cx);
6290 add_labeled_item(&pane, "B", false, cx);
6291 add_labeled_item(&pane, "C", true, cx);
6292 add_labeled_item(&pane, "D", false, cx);
6293 add_labeled_item(&pane, "E", false, cx);
6294 assert_item_labels(&pane, ["A^", "B", "C^", "D", "E*"], cx);
6295
6296 pane.update_in(cx, |pane, window, cx| {
6297 pane.close_clean_items(
6298 &CloseCleanItems {
6299 close_pinned: false,
6300 },
6301 window,
6302 cx,
6303 )
6304 })
6305 .await
6306 .unwrap();
6307 assert_item_labels(&pane, ["A^", "C*^"], cx);
6308 }
6309
6310 #[gpui::test]
6311 async fn test_close_items_to_the_left(cx: &mut TestAppContext) {
6312 init_test(cx);
6313 let fs = FakeFs::new(cx.executor());
6314
6315 let project = Project::test(fs, None, cx).await;
6316 let (workspace, cx) =
6317 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6318 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6319
6320 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6321
6322 pane.update_in(cx, |pane, window, cx| {
6323 pane.close_items_to_the_left_by_id(
6324 None,
6325 &CloseItemsToTheLeft {
6326 close_pinned: false,
6327 },
6328 window,
6329 cx,
6330 )
6331 })
6332 .await
6333 .unwrap();
6334 assert_item_labels(&pane, ["C*", "D", "E"], cx);
6335 }
6336
6337 #[gpui::test]
6338 async fn test_close_items_to_the_right(cx: &mut TestAppContext) {
6339 init_test(cx);
6340 let fs = FakeFs::new(cx.executor());
6341
6342 let project = Project::test(fs, None, cx).await;
6343 let (workspace, cx) =
6344 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6345 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6346
6347 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6348
6349 pane.update_in(cx, |pane, window, cx| {
6350 pane.close_items_to_the_right_by_id(
6351 None,
6352 &CloseItemsToTheRight {
6353 close_pinned: false,
6354 },
6355 window,
6356 cx,
6357 )
6358 })
6359 .await
6360 .unwrap();
6361 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6362 }
6363
6364 #[gpui::test]
6365 async fn test_close_all_items(cx: &mut TestAppContext) {
6366 init_test(cx);
6367 let fs = FakeFs::new(cx.executor());
6368
6369 let project = Project::test(fs, None, cx).await;
6370 let (workspace, cx) =
6371 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6372 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6373
6374 let item_a = add_labeled_item(&pane, "A", false, cx);
6375 add_labeled_item(&pane, "B", false, cx);
6376 add_labeled_item(&pane, "C", false, cx);
6377 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6378
6379 pane.update_in(cx, |pane, window, cx| {
6380 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6381 pane.pin_tab_at(ix, window, cx);
6382 pane.close_all_items(
6383 &CloseAllItems {
6384 save_intent: None,
6385 close_pinned: false,
6386 },
6387 window,
6388 cx,
6389 )
6390 })
6391 .await
6392 .unwrap();
6393 assert_item_labels(&pane, ["A*!"], cx);
6394
6395 pane.update_in(cx, |pane, window, cx| {
6396 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6397 pane.unpin_tab_at(ix, window, cx);
6398 pane.close_all_items(
6399 &CloseAllItems {
6400 save_intent: None,
6401 close_pinned: false,
6402 },
6403 window,
6404 cx,
6405 )
6406 })
6407 .await
6408 .unwrap();
6409
6410 assert_item_labels(&pane, [], cx);
6411
6412 add_labeled_item(&pane, "A", true, cx).update(cx, |item, cx| {
6413 item.project_items
6414 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6415 });
6416 add_labeled_item(&pane, "B", true, cx).update(cx, |item, cx| {
6417 item.project_items
6418 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6419 });
6420 add_labeled_item(&pane, "C", true, cx).update(cx, |item, cx| {
6421 item.project_items
6422 .push(TestProjectItem::new_dirty(3, "C.txt", cx))
6423 });
6424 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6425
6426 let save = pane.update_in(cx, |pane, window, cx| {
6427 pane.close_all_items(
6428 &CloseAllItems {
6429 save_intent: None,
6430 close_pinned: false,
6431 },
6432 window,
6433 cx,
6434 )
6435 });
6436
6437 cx.executor().run_until_parked();
6438 cx.simulate_prompt_answer("Save all");
6439 save.await.unwrap();
6440 assert_item_labels(&pane, [], cx);
6441
6442 add_labeled_item(&pane, "A", true, cx);
6443 add_labeled_item(&pane, "B", true, cx);
6444 add_labeled_item(&pane, "C", true, cx);
6445 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6446 let save = pane.update_in(cx, |pane, window, cx| {
6447 pane.close_all_items(
6448 &CloseAllItems {
6449 save_intent: None,
6450 close_pinned: false,
6451 },
6452 window,
6453 cx,
6454 )
6455 });
6456
6457 cx.executor().run_until_parked();
6458 cx.simulate_prompt_answer("Discard all");
6459 save.await.unwrap();
6460 assert_item_labels(&pane, [], cx);
6461 }
6462
6463 #[gpui::test]
6464 async fn test_close_multibuffer_items(cx: &mut TestAppContext) {
6465 init_test(cx);
6466 let fs = FakeFs::new(cx.executor());
6467
6468 let project = Project::test(fs, None, cx).await;
6469 let (workspace, cx) =
6470 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6471 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6472
6473 let add_labeled_item = |pane: &Entity<Pane>,
6474 label,
6475 is_dirty,
6476 kind: ItemBufferKind,
6477 cx: &mut VisualTestContext| {
6478 pane.update_in(cx, |pane, window, cx| {
6479 let labeled_item = Box::new(cx.new(|cx| {
6480 TestItem::new(cx)
6481 .with_label(label)
6482 .with_dirty(is_dirty)
6483 .with_buffer_kind(kind)
6484 }));
6485 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6486 labeled_item
6487 })
6488 };
6489
6490 let item_a = add_labeled_item(&pane, "A", false, ItemBufferKind::Multibuffer, cx);
6491 add_labeled_item(&pane, "B", false, ItemBufferKind::Multibuffer, cx);
6492 add_labeled_item(&pane, "C", false, ItemBufferKind::Singleton, cx);
6493 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6494
6495 pane.update_in(cx, |pane, window, cx| {
6496 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6497 pane.pin_tab_at(ix, window, cx);
6498 pane.close_multibuffer_items(
6499 &CloseMultibufferItems {
6500 save_intent: None,
6501 close_pinned: false,
6502 },
6503 window,
6504 cx,
6505 )
6506 })
6507 .await
6508 .unwrap();
6509 assert_item_labels(&pane, ["A!", "C*"], cx);
6510
6511 pane.update_in(cx, |pane, window, cx| {
6512 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6513 pane.unpin_tab_at(ix, window, cx);
6514 pane.close_multibuffer_items(
6515 &CloseMultibufferItems {
6516 save_intent: None,
6517 close_pinned: false,
6518 },
6519 window,
6520 cx,
6521 )
6522 })
6523 .await
6524 .unwrap();
6525
6526 assert_item_labels(&pane, ["C*"], cx);
6527
6528 add_labeled_item(&pane, "A", true, ItemBufferKind::Singleton, cx).update(cx, |item, cx| {
6529 item.project_items
6530 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6531 });
6532 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6533 cx,
6534 |item, cx| {
6535 item.project_items
6536 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6537 },
6538 );
6539 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6540 cx,
6541 |item, cx| {
6542 item.project_items
6543 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6544 },
6545 );
6546 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6547
6548 let save = pane.update_in(cx, |pane, window, cx| {
6549 pane.close_multibuffer_items(
6550 &CloseMultibufferItems {
6551 save_intent: None,
6552 close_pinned: false,
6553 },
6554 window,
6555 cx,
6556 )
6557 });
6558
6559 cx.executor().run_until_parked();
6560 cx.simulate_prompt_answer("Save all");
6561 save.await.unwrap();
6562 assert_item_labels(&pane, ["C", "A*^"], cx);
6563
6564 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6565 cx,
6566 |item, cx| {
6567 item.project_items
6568 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6569 },
6570 );
6571 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6572 cx,
6573 |item, cx| {
6574 item.project_items
6575 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6576 },
6577 );
6578 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6579 let save = pane.update_in(cx, |pane, window, cx| {
6580 pane.close_multibuffer_items(
6581 &CloseMultibufferItems {
6582 save_intent: None,
6583 close_pinned: false,
6584 },
6585 window,
6586 cx,
6587 )
6588 });
6589
6590 cx.executor().run_until_parked();
6591 cx.simulate_prompt_answer("Discard all");
6592 save.await.unwrap();
6593 assert_item_labels(&pane, ["C", "A*^"], cx);
6594 }
6595
6596 #[gpui::test]
6597 async fn test_close_with_save_intent(cx: &mut TestAppContext) {
6598 init_test(cx);
6599 let fs = FakeFs::new(cx.executor());
6600
6601 let project = Project::test(fs, None, cx).await;
6602 let (workspace, cx) =
6603 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6604 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6605
6606 let a = cx.update(|_, cx| TestProjectItem::new_dirty(1, "A.txt", cx));
6607 let b = cx.update(|_, cx| TestProjectItem::new_dirty(1, "B.txt", cx));
6608 let c = cx.update(|_, cx| TestProjectItem::new_dirty(1, "C.txt", cx));
6609
6610 add_labeled_item(&pane, "AB", true, cx).update(cx, |item, _| {
6611 item.project_items.push(a.clone());
6612 item.project_items.push(b.clone());
6613 });
6614 add_labeled_item(&pane, "C", true, cx)
6615 .update(cx, |item, _| item.project_items.push(c.clone()));
6616 assert_item_labels(&pane, ["AB^", "C*^"], cx);
6617
6618 pane.update_in(cx, |pane, window, cx| {
6619 pane.close_all_items(
6620 &CloseAllItems {
6621 save_intent: Some(SaveIntent::Save),
6622 close_pinned: false,
6623 },
6624 window,
6625 cx,
6626 )
6627 })
6628 .await
6629 .unwrap();
6630
6631 assert_item_labels(&pane, [], cx);
6632 cx.update(|_, cx| {
6633 assert!(!a.read(cx).is_dirty);
6634 assert!(!b.read(cx).is_dirty);
6635 assert!(!c.read(cx).is_dirty);
6636 });
6637 }
6638
6639 #[gpui::test]
6640 async fn test_new_tab_scrolls_into_view_completely(cx: &mut TestAppContext) {
6641 // Arrange
6642 init_test(cx);
6643 let fs = FakeFs::new(cx.executor());
6644
6645 let project = Project::test(fs, None, cx).await;
6646 let (workspace, cx) =
6647 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6648 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6649
6650 cx.simulate_resize(size(px(300.), px(300.)));
6651
6652 add_labeled_item(&pane, "untitled", false, cx);
6653 add_labeled_item(&pane, "untitled", false, cx);
6654 add_labeled_item(&pane, "untitled", false, cx);
6655 add_labeled_item(&pane, "untitled", false, cx);
6656 // Act: this should trigger a scroll
6657 add_labeled_item(&pane, "untitled", false, cx);
6658 // Assert
6659 let tab_bar_scroll_handle =
6660 pane.update_in(cx, |pane, _window, _cx| pane.tab_bar_scroll_handle.clone());
6661 assert_eq!(tab_bar_scroll_handle.children_count(), 6);
6662 let tab_bounds = cx.debug_bounds("TAB-3").unwrap();
6663 let new_tab_button_bounds = cx.debug_bounds("ICON-Plus").unwrap();
6664 let scroll_bounds = tab_bar_scroll_handle.bounds();
6665 let scroll_offset = tab_bar_scroll_handle.offset();
6666 assert!(tab_bounds.right() <= scroll_bounds.right() + scroll_offset.x);
6667 // -39.5 is the magic number for this setup
6668 assert_eq!(scroll_offset.x, px(-39.5));
6669 assert!(
6670 !tab_bounds.intersects(&new_tab_button_bounds),
6671 "Tab should not overlap with the new tab button, if this is failing check if there's been a redesign!"
6672 );
6673 }
6674
6675 #[gpui::test]
6676 async fn test_close_all_items_including_pinned(cx: &mut TestAppContext) {
6677 init_test(cx);
6678 let fs = FakeFs::new(cx.executor());
6679
6680 let project = Project::test(fs, None, cx).await;
6681 let (workspace, cx) =
6682 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6683 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6684
6685 let item_a = add_labeled_item(&pane, "A", false, cx);
6686 add_labeled_item(&pane, "B", false, cx);
6687 add_labeled_item(&pane, "C", false, cx);
6688 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6689
6690 pane.update_in(cx, |pane, window, cx| {
6691 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6692 pane.pin_tab_at(ix, window, cx);
6693 pane.close_all_items(
6694 &CloseAllItems {
6695 save_intent: None,
6696 close_pinned: true,
6697 },
6698 window,
6699 cx,
6700 )
6701 })
6702 .await
6703 .unwrap();
6704 assert_item_labels(&pane, [], cx);
6705 }
6706
6707 #[gpui::test]
6708 async fn test_close_pinned_tab_with_non_pinned_in_same_pane(cx: &mut TestAppContext) {
6709 init_test(cx);
6710 let fs = FakeFs::new(cx.executor());
6711 let project = Project::test(fs, None, cx).await;
6712 let (workspace, cx) =
6713 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6714
6715 // Non-pinned tabs in same pane
6716 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6717 add_labeled_item(&pane, "A", false, cx);
6718 add_labeled_item(&pane, "B", false, cx);
6719 add_labeled_item(&pane, "C", false, cx);
6720 pane.update_in(cx, |pane, window, cx| {
6721 pane.pin_tab_at(0, window, cx);
6722 });
6723 set_labeled_items(&pane, ["A*", "B", "C"], cx);
6724 pane.update_in(cx, |pane, window, cx| {
6725 pane.close_active_item(
6726 &CloseActiveItem {
6727 save_intent: None,
6728 close_pinned: false,
6729 },
6730 window,
6731 cx,
6732 )
6733 .unwrap();
6734 });
6735 // Non-pinned tab should be active
6736 assert_item_labels(&pane, ["A!", "B*", "C"], cx);
6737 }
6738
6739 #[gpui::test]
6740 async fn test_close_pinned_tab_with_non_pinned_in_different_pane(cx: &mut TestAppContext) {
6741 init_test(cx);
6742 let fs = FakeFs::new(cx.executor());
6743 let project = Project::test(fs, None, cx).await;
6744 let (workspace, cx) =
6745 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6746
6747 // No non-pinned tabs in same pane, non-pinned tabs in another pane
6748 let pane1 = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6749 let pane2 = workspace.update_in(cx, |workspace, window, cx| {
6750 workspace.split_pane(pane1.clone(), SplitDirection::Right, window, cx)
6751 });
6752 add_labeled_item(&pane1, "A", false, cx);
6753 pane1.update_in(cx, |pane, window, cx| {
6754 pane.pin_tab_at(0, window, cx);
6755 });
6756 set_labeled_items(&pane1, ["A*"], cx);
6757 add_labeled_item(&pane2, "B", false, cx);
6758 set_labeled_items(&pane2, ["B"], cx);
6759 pane1.update_in(cx, |pane, window, cx| {
6760 pane.close_active_item(
6761 &CloseActiveItem {
6762 save_intent: None,
6763 close_pinned: false,
6764 },
6765 window,
6766 cx,
6767 )
6768 .unwrap();
6769 });
6770 // Non-pinned tab of other pane should be active
6771 assert_item_labels(&pane2, ["B*"], cx);
6772 }
6773
6774 #[gpui::test]
6775 async fn ensure_item_closing_actions_do_not_panic_when_no_items_exist(cx: &mut TestAppContext) {
6776 init_test(cx);
6777 let fs = FakeFs::new(cx.executor());
6778 let project = Project::test(fs, None, cx).await;
6779 let (workspace, cx) =
6780 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6781
6782 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6783 assert_item_labels(&pane, [], cx);
6784
6785 pane.update_in(cx, |pane, window, cx| {
6786 pane.close_active_item(
6787 &CloseActiveItem {
6788 save_intent: None,
6789 close_pinned: false,
6790 },
6791 window,
6792 cx,
6793 )
6794 })
6795 .await
6796 .unwrap();
6797
6798 pane.update_in(cx, |pane, window, cx| {
6799 pane.close_other_items(
6800 &CloseOtherItems {
6801 save_intent: None,
6802 close_pinned: false,
6803 },
6804 None,
6805 window,
6806 cx,
6807 )
6808 })
6809 .await
6810 .unwrap();
6811
6812 pane.update_in(cx, |pane, window, cx| {
6813 pane.close_all_items(
6814 &CloseAllItems {
6815 save_intent: None,
6816 close_pinned: false,
6817 },
6818 window,
6819 cx,
6820 )
6821 })
6822 .await
6823 .unwrap();
6824
6825 pane.update_in(cx, |pane, window, cx| {
6826 pane.close_clean_items(
6827 &CloseCleanItems {
6828 close_pinned: false,
6829 },
6830 window,
6831 cx,
6832 )
6833 })
6834 .await
6835 .unwrap();
6836
6837 pane.update_in(cx, |pane, window, cx| {
6838 pane.close_items_to_the_right_by_id(
6839 None,
6840 &CloseItemsToTheRight {
6841 close_pinned: false,
6842 },
6843 window,
6844 cx,
6845 )
6846 })
6847 .await
6848 .unwrap();
6849
6850 pane.update_in(cx, |pane, window, cx| {
6851 pane.close_items_to_the_left_by_id(
6852 None,
6853 &CloseItemsToTheLeft {
6854 close_pinned: false,
6855 },
6856 window,
6857 cx,
6858 )
6859 })
6860 .await
6861 .unwrap();
6862 }
6863
6864 #[gpui::test]
6865 async fn test_item_swapping_actions(cx: &mut TestAppContext) {
6866 init_test(cx);
6867 let fs = FakeFs::new(cx.executor());
6868 let project = Project::test(fs, None, cx).await;
6869 let (workspace, cx) =
6870 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6871
6872 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6873 assert_item_labels(&pane, [], cx);
6874
6875 // Test that these actions do not panic
6876 pane.update_in(cx, |pane, window, cx| {
6877 pane.swap_item_right(&Default::default(), window, cx);
6878 });
6879
6880 pane.update_in(cx, |pane, window, cx| {
6881 pane.swap_item_left(&Default::default(), window, cx);
6882 });
6883
6884 add_labeled_item(&pane, "A", false, cx);
6885 add_labeled_item(&pane, "B", false, cx);
6886 add_labeled_item(&pane, "C", false, cx);
6887 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6888
6889 pane.update_in(cx, |pane, window, cx| {
6890 pane.swap_item_right(&Default::default(), window, cx);
6891 });
6892 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6893
6894 pane.update_in(cx, |pane, window, cx| {
6895 pane.swap_item_left(&Default::default(), window, cx);
6896 });
6897 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6898
6899 pane.update_in(cx, |pane, window, cx| {
6900 pane.swap_item_left(&Default::default(), window, cx);
6901 });
6902 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6903
6904 pane.update_in(cx, |pane, window, cx| {
6905 pane.swap_item_left(&Default::default(), window, cx);
6906 });
6907 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6908
6909 pane.update_in(cx, |pane, window, cx| {
6910 pane.swap_item_right(&Default::default(), window, cx);
6911 });
6912 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6913 }
6914
6915 fn init_test(cx: &mut TestAppContext) {
6916 cx.update(|cx| {
6917 let settings_store = SettingsStore::test(cx);
6918 cx.set_global(settings_store);
6919 theme::init(LoadThemes::JustBase, cx);
6920 });
6921 }
6922
6923 fn set_max_tabs(cx: &mut TestAppContext, value: Option<usize>) {
6924 cx.update_global(|store: &mut SettingsStore, cx| {
6925 store.update_user_settings(cx, |settings| {
6926 settings.workspace.max_tabs = value.map(|v| NonZero::new(v).unwrap())
6927 });
6928 });
6929 }
6930
6931 fn add_labeled_item(
6932 pane: &Entity<Pane>,
6933 label: &str,
6934 is_dirty: bool,
6935 cx: &mut VisualTestContext,
6936 ) -> Box<Entity<TestItem>> {
6937 pane.update_in(cx, |pane, window, cx| {
6938 let labeled_item =
6939 Box::new(cx.new(|cx| TestItem::new(cx).with_label(label).with_dirty(is_dirty)));
6940 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6941 labeled_item
6942 })
6943 }
6944
6945 fn set_labeled_items<const COUNT: usize>(
6946 pane: &Entity<Pane>,
6947 labels: [&str; COUNT],
6948 cx: &mut VisualTestContext,
6949 ) -> [Box<Entity<TestItem>>; COUNT] {
6950 pane.update_in(cx, |pane, window, cx| {
6951 pane.items.clear();
6952 let mut active_item_index = 0;
6953
6954 let mut index = 0;
6955 let items = labels.map(|mut label| {
6956 if label.ends_with('*') {
6957 label = label.trim_end_matches('*');
6958 active_item_index = index;
6959 }
6960
6961 let labeled_item = Box::new(cx.new(|cx| TestItem::new(cx).with_label(label)));
6962 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6963 index += 1;
6964 labeled_item
6965 });
6966
6967 pane.activate_item(active_item_index, false, false, window, cx);
6968
6969 items
6970 })
6971 }
6972
6973 // Assert the item label, with the active item label suffixed with a '*'
6974 #[track_caller]
6975 fn assert_item_labels<const COUNT: usize>(
6976 pane: &Entity<Pane>,
6977 expected_states: [&str; COUNT],
6978 cx: &mut VisualTestContext,
6979 ) {
6980 let actual_states = pane.update(cx, |pane, cx| {
6981 pane.items
6982 .iter()
6983 .enumerate()
6984 .map(|(ix, item)| {
6985 let mut state = item
6986 .to_any_view()
6987 .downcast::<TestItem>()
6988 .unwrap()
6989 .read(cx)
6990 .label
6991 .clone();
6992 if ix == pane.active_item_index {
6993 state.push('*');
6994 }
6995 if item.is_dirty(cx) {
6996 state.push('^');
6997 }
6998 if pane.is_tab_pinned(ix) {
6999 state.push('!');
7000 }
7001 state
7002 })
7003 .collect::<Vec<_>>()
7004 });
7005 assert_eq!(
7006 actual_states, expected_states,
7007 "pane items do not match expectation"
7008 );
7009 }
7010}