1use crate::{
2 CloseWindow, NewFile, NewTerminal, OpenInTerminal, OpenOptions, OpenTerminal, OpenVisible,
3 SplitDirection, ToggleFileFinder, ToggleProjectSymbols, ToggleZoom, Workspace,
4 WorkspaceItemBuilder,
5 invalid_item_view::InvalidItemView,
6 item::{
7 ActivateOnClose, ClosePosition, Item, ItemBufferKind, ItemHandle, ItemSettings,
8 PreviewTabsSettings, ProjectItemKind, SaveOptions, ShowCloseButton, ShowDiagnostics,
9 TabContentParams, TabTooltipContent, WeakItemHandle,
10 },
11 move_item,
12 notifications::NotifyResultExt,
13 toolbar::Toolbar,
14 workspace_settings::{AutosaveSetting, TabBarSettings, WorkspaceSettings},
15};
16use anyhow::Result;
17use collections::{BTreeSet, HashMap, HashSet, VecDeque};
18use futures::{StreamExt, stream::FuturesUnordered};
19use gpui::{
20 Action, AnyElement, App, AsyncWindowContext, ClickEvent, ClipboardItem, Context, Corner, Div,
21 DragMoveEvent, Entity, EntityId, EventEmitter, ExternalPaths, FocusHandle, FocusOutEvent,
22 Focusable, IsZero, KeyContext, MouseButton, MouseDownEvent, NavigationDirection, Pixels, Point,
23 PromptLevel, Render, ScrollHandle, Subscription, Task, WeakEntity, WeakFocusHandle, Window,
24 actions, anchored, deferred, prelude::*,
25};
26use itertools::Itertools;
27use language::DiagnosticSeverity;
28use parking_lot::Mutex;
29use project::{DirectoryLister, Project, ProjectEntryId, ProjectPath, WorktreeId};
30use schemars::JsonSchema;
31use serde::Deserialize;
32use settings::{Settings, SettingsStore};
33use std::{
34 any::Any,
35 cmp, fmt, mem,
36 num::NonZeroUsize,
37 ops::ControlFlow,
38 path::PathBuf,
39 rc::Rc,
40 sync::{
41 Arc,
42 atomic::{AtomicUsize, Ordering},
43 },
44 time::Duration,
45};
46use theme::ThemeSettings;
47use ui::{
48 ButtonSize, Color, ContextMenu, ContextMenuEntry, ContextMenuItem, DecoratedIcon, IconButton,
49 IconButtonShape, IconDecoration, IconDecorationKind, IconName, IconSize, Indicator, Label,
50 PopoverMenu, PopoverMenuHandle, Tab, TabBar, TabPosition, Tooltip, prelude::*,
51 right_click_menu,
52};
53use util::{ResultExt, debug_panic, maybe, paths::PathStyle, truncate_and_remove_front};
54
55/// A selected entry in e.g. project panel.
56#[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
57pub struct SelectedEntry {
58 pub worktree_id: WorktreeId,
59 pub entry_id: ProjectEntryId,
60}
61
62/// A group of selected entries from project panel.
63#[derive(Debug)]
64pub struct DraggedSelection {
65 pub active_selection: SelectedEntry,
66 pub marked_selections: Arc<[SelectedEntry]>,
67}
68
69impl DraggedSelection {
70 pub fn items<'a>(&'a self) -> Box<dyn Iterator<Item = &'a SelectedEntry> + 'a> {
71 if self.marked_selections.contains(&self.active_selection) {
72 Box::new(self.marked_selections.iter())
73 } else {
74 Box::new(std::iter::once(&self.active_selection))
75 }
76 }
77}
78
79#[derive(Clone, Copy, PartialEq, Debug, Deserialize, JsonSchema)]
80#[serde(rename_all = "snake_case")]
81pub enum SaveIntent {
82 /// write all files (even if unchanged)
83 /// prompt before overwriting on-disk changes
84 Save,
85 /// same as Save, but without auto formatting
86 SaveWithoutFormat,
87 /// write any files that have local changes
88 /// prompt before overwriting on-disk changes
89 SaveAll,
90 /// always prompt for a new path
91 SaveAs,
92 /// prompt "you have unsaved changes" before writing
93 Close,
94 /// write all dirty files, don't prompt on conflict
95 Overwrite,
96 /// skip all save-related behavior
97 Skip,
98}
99
100/// Activates a specific item in the pane by its index.
101#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
102#[action(namespace = pane)]
103pub struct ActivateItem(pub usize);
104
105/// Closes the currently active item in the pane.
106#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
107#[action(namespace = pane)]
108#[serde(deny_unknown_fields)]
109pub struct CloseActiveItem {
110 #[serde(default)]
111 pub save_intent: Option<SaveIntent>,
112 #[serde(default)]
113 pub close_pinned: bool,
114}
115
116/// Closes all inactive items in the pane.
117#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
118#[action(namespace = pane)]
119#[serde(deny_unknown_fields)]
120#[action(deprecated_aliases = ["pane::CloseInactiveItems"])]
121pub struct CloseOtherItems {
122 #[serde(default)]
123 pub save_intent: Option<SaveIntent>,
124 #[serde(default)]
125 pub close_pinned: bool,
126}
127
128/// Closes all multibuffers in the pane.
129#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
130#[action(namespace = pane)]
131#[serde(deny_unknown_fields)]
132pub struct CloseMultibufferItems {
133 #[serde(default)]
134 pub save_intent: Option<SaveIntent>,
135 #[serde(default)]
136 pub close_pinned: bool,
137}
138
139/// Closes all items in the pane.
140#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
141#[action(namespace = pane)]
142#[serde(deny_unknown_fields)]
143pub struct CloseAllItems {
144 #[serde(default)]
145 pub save_intent: Option<SaveIntent>,
146 #[serde(default)]
147 pub close_pinned: bool,
148}
149
150/// Closes all items that have no unsaved changes.
151#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
152#[action(namespace = pane)]
153#[serde(deny_unknown_fields)]
154pub struct CloseCleanItems {
155 #[serde(default)]
156 pub close_pinned: bool,
157}
158
159/// Closes all items to the right of the current item.
160#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
161#[action(namespace = pane)]
162#[serde(deny_unknown_fields)]
163pub struct CloseItemsToTheRight {
164 #[serde(default)]
165 pub close_pinned: bool,
166}
167
168/// Closes all items to the left of the current item.
169#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
170#[action(namespace = pane)]
171#[serde(deny_unknown_fields)]
172pub struct CloseItemsToTheLeft {
173 #[serde(default)]
174 pub close_pinned: bool,
175}
176
177/// Reveals the current item in the project panel.
178#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
179#[action(namespace = pane)]
180#[serde(deny_unknown_fields)]
181pub struct RevealInProjectPanel {
182 #[serde(skip)]
183 pub entry_id: Option<u64>,
184}
185
186/// Opens the search interface with the specified configuration.
187#[derive(Clone, PartialEq, Debug, Deserialize, JsonSchema, Default, Action)]
188#[action(namespace = pane)]
189#[serde(deny_unknown_fields)]
190pub struct DeploySearch {
191 #[serde(default)]
192 pub replace_enabled: bool,
193 #[serde(default)]
194 pub included_files: Option<String>,
195 #[serde(default)]
196 pub excluded_files: Option<String>,
197}
198
199actions!(
200 pane,
201 [
202 /// Activates the previous item in the pane.
203 ActivatePreviousItem,
204 /// Activates the next item in the pane.
205 ActivateNextItem,
206 /// Activates the last item in the pane.
207 ActivateLastItem,
208 /// Switches to the alternate file.
209 AlternateFile,
210 /// Navigates back in history.
211 GoBack,
212 /// Navigates forward in history.
213 GoForward,
214 /// Joins this pane into the next pane.
215 JoinIntoNext,
216 /// Joins all panes into one.
217 JoinAll,
218 /// Reopens the most recently closed item.
219 ReopenClosedItem,
220 /// Splits the pane to the left, cloning the current item.
221 SplitLeft,
222 /// Splits the pane upward, cloning the current item.
223 SplitUp,
224 /// Splits the pane to the right, cloning the current item.
225 SplitRight,
226 /// Splits the pane downward, cloning the current item.
227 SplitDown,
228 /// Splits the pane to the left, moving the current item.
229 SplitAndMoveLeft,
230 /// Splits the pane upward, moving the current item.
231 SplitAndMoveUp,
232 /// Splits the pane to the right, moving the current item.
233 SplitAndMoveRight,
234 /// Splits the pane downward, moving the current item.
235 SplitAndMoveDown,
236 /// Splits the pane horizontally.
237 SplitHorizontal,
238 /// Splits the pane vertically.
239 SplitVertical,
240 /// Swaps the current item with the one to the left.
241 SwapItemLeft,
242 /// Swaps the current item with the one to the right.
243 SwapItemRight,
244 /// Toggles preview mode for the current tab.
245 TogglePreviewTab,
246 /// Toggles pin status for the current tab.
247 TogglePinTab,
248 /// Unpins all tabs in the pane.
249 UnpinAllTabs,
250 ]
251);
252
253impl DeploySearch {
254 pub fn find() -> Self {
255 Self {
256 replace_enabled: false,
257 included_files: None,
258 excluded_files: None,
259 }
260 }
261}
262
263const MAX_NAVIGATION_HISTORY_LEN: usize = 1024;
264
265pub enum Event {
266 AddItem {
267 item: Box<dyn ItemHandle>,
268 },
269 ActivateItem {
270 local: bool,
271 focus_changed: bool,
272 },
273 Remove {
274 focus_on_pane: Option<Entity<Pane>>,
275 },
276 RemovedItem {
277 item: Box<dyn ItemHandle>,
278 },
279 Split {
280 direction: SplitDirection,
281 clone_active_item: bool,
282 },
283 ItemPinned,
284 ItemUnpinned,
285 JoinAll,
286 JoinIntoNext,
287 ChangeItemTitle,
288 Focus,
289 ZoomIn,
290 ZoomOut,
291 UserSavedItem {
292 item: Box<dyn WeakItemHandle>,
293 save_intent: SaveIntent,
294 },
295}
296
297impl fmt::Debug for Event {
298 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
299 match self {
300 Event::AddItem { item } => f
301 .debug_struct("AddItem")
302 .field("item", &item.item_id())
303 .finish(),
304 Event::ActivateItem { local, .. } => f
305 .debug_struct("ActivateItem")
306 .field("local", local)
307 .finish(),
308 Event::Remove { .. } => f.write_str("Remove"),
309 Event::RemovedItem { item } => f
310 .debug_struct("RemovedItem")
311 .field("item", &item.item_id())
312 .finish(),
313 Event::Split {
314 direction,
315 clone_active_item,
316 } => f
317 .debug_struct("Split")
318 .field("direction", direction)
319 .field("clone_active_item", clone_active_item)
320 .finish(),
321 Event::JoinAll => f.write_str("JoinAll"),
322 Event::JoinIntoNext => f.write_str("JoinIntoNext"),
323 Event::ChangeItemTitle => f.write_str("ChangeItemTitle"),
324 Event::Focus => f.write_str("Focus"),
325 Event::ZoomIn => f.write_str("ZoomIn"),
326 Event::ZoomOut => f.write_str("ZoomOut"),
327 Event::UserSavedItem { item, save_intent } => f
328 .debug_struct("UserSavedItem")
329 .field("item", &item.id())
330 .field("save_intent", save_intent)
331 .finish(),
332 Event::ItemPinned => f.write_str("ItemPinned"),
333 Event::ItemUnpinned => f.write_str("ItemUnpinned"),
334 }
335 }
336}
337
338/// A container for 0 to many items that are open in the workspace.
339/// Treats all items uniformly via the [`ItemHandle`] trait, whether it's an editor, search results multibuffer, terminal or something else,
340/// responsible for managing item tabs, focus and zoom states and drag and drop features.
341/// Can be split, see `PaneGroup` for more details.
342pub struct Pane {
343 alternate_file_items: (
344 Option<Box<dyn WeakItemHandle>>,
345 Option<Box<dyn WeakItemHandle>>,
346 ),
347 focus_handle: FocusHandle,
348 items: Vec<Box<dyn ItemHandle>>,
349 activation_history: Vec<ActivationHistoryEntry>,
350 next_activation_timestamp: Arc<AtomicUsize>,
351 zoomed: bool,
352 was_focused: bool,
353 active_item_index: usize,
354 preview_item_id: Option<EntityId>,
355 last_focus_handle_by_item: HashMap<EntityId, WeakFocusHandle>,
356 nav_history: NavHistory,
357 toolbar: Entity<Toolbar>,
358 pub(crate) workspace: WeakEntity<Workspace>,
359 project: WeakEntity<Project>,
360 pub drag_split_direction: Option<SplitDirection>,
361 can_drop_predicate: Option<Arc<dyn Fn(&dyn Any, &mut Window, &mut App) -> bool>>,
362 custom_drop_handle: Option<
363 Arc<dyn Fn(&mut Pane, &dyn Any, &mut Window, &mut Context<Pane>) -> ControlFlow<(), ()>>,
364 >,
365 can_split_predicate:
366 Option<Arc<dyn Fn(&mut Self, &dyn Any, &mut Window, &mut Context<Self>) -> bool>>,
367 can_toggle_zoom: bool,
368 should_display_tab_bar: Rc<dyn Fn(&Window, &mut Context<Pane>) -> bool>,
369 render_tab_bar_buttons: Rc<
370 dyn Fn(
371 &mut Pane,
372 &mut Window,
373 &mut Context<Pane>,
374 ) -> (Option<AnyElement>, Option<AnyElement>),
375 >,
376 render_tab_bar: Rc<dyn Fn(&mut Pane, &mut Window, &mut Context<Pane>) -> AnyElement>,
377 show_tab_bar_buttons: bool,
378 max_tabs: Option<NonZeroUsize>,
379 use_max_tabs: bool,
380 _subscriptions: Vec<Subscription>,
381 tab_bar_scroll_handle: ScrollHandle,
382 /// This is set to true if a user scroll has occurred more recently than a system scroll
383 /// We want to suppress certain system scrolls when the user has intentionally scrolled
384 suppress_scroll: bool,
385 /// Is None if navigation buttons are permanently turned off (and should not react to setting changes).
386 /// Otherwise, when `display_nav_history_buttons` is Some, it determines whether nav buttons should be displayed.
387 display_nav_history_buttons: Option<bool>,
388 double_click_dispatch_action: Box<dyn Action>,
389 save_modals_spawned: HashSet<EntityId>,
390 close_pane_if_empty: bool,
391 pub new_item_context_menu_handle: PopoverMenuHandle<ContextMenu>,
392 pub split_item_context_menu_handle: PopoverMenuHandle<ContextMenu>,
393 pinned_tab_count: usize,
394 diagnostics: HashMap<ProjectPath, DiagnosticSeverity>,
395 zoom_out_on_close: bool,
396 diagnostic_summary_update: Task<()>,
397 /// If a certain project item wants to get recreated with specific data, it can persist its data before the recreation here.
398 pub project_item_restoration_data: HashMap<ProjectItemKind, Box<dyn Any + Send>>,
399}
400
401pub struct ActivationHistoryEntry {
402 pub entity_id: EntityId,
403 pub timestamp: usize,
404}
405
406pub struct ItemNavHistory {
407 history: NavHistory,
408 item: Arc<dyn WeakItemHandle>,
409 is_preview: bool,
410}
411
412#[derive(Clone)]
413pub struct NavHistory(Arc<Mutex<NavHistoryState>>);
414
415struct NavHistoryState {
416 mode: NavigationMode,
417 backward_stack: VecDeque<NavigationEntry>,
418 forward_stack: VecDeque<NavigationEntry>,
419 closed_stack: VecDeque<NavigationEntry>,
420 paths_by_item: HashMap<EntityId, (ProjectPath, Option<PathBuf>)>,
421 pane: WeakEntity<Pane>,
422 next_timestamp: Arc<AtomicUsize>,
423}
424
425#[derive(Debug, Copy, Clone)]
426pub enum NavigationMode {
427 Normal,
428 GoingBack,
429 GoingForward,
430 ClosingItem,
431 ReopeningClosedItem,
432 Disabled,
433}
434
435impl Default for NavigationMode {
436 fn default() -> Self {
437 Self::Normal
438 }
439}
440
441pub struct NavigationEntry {
442 pub item: Arc<dyn WeakItemHandle>,
443 pub data: Option<Box<dyn Any + Send>>,
444 pub timestamp: usize,
445 pub is_preview: bool,
446}
447
448#[derive(Clone)]
449pub struct DraggedTab {
450 pub pane: Entity<Pane>,
451 pub item: Box<dyn ItemHandle>,
452 pub ix: usize,
453 pub detail: usize,
454 pub is_active: bool,
455}
456
457impl EventEmitter<Event> for Pane {}
458
459pub enum Side {
460 Left,
461 Right,
462}
463
464#[derive(Copy, Clone)]
465enum PinOperation {
466 Pin,
467 Unpin,
468}
469
470impl Pane {
471 pub fn new(
472 workspace: WeakEntity<Workspace>,
473 project: Entity<Project>,
474 next_timestamp: Arc<AtomicUsize>,
475 can_drop_predicate: Option<Arc<dyn Fn(&dyn Any, &mut Window, &mut App) -> bool + 'static>>,
476 double_click_dispatch_action: Box<dyn Action>,
477 use_max_tabs: bool,
478 window: &mut Window,
479 cx: &mut Context<Self>,
480 ) -> Self {
481 let focus_handle = cx.focus_handle();
482 let max_tabs = if use_max_tabs {
483 WorkspaceSettings::get_global(cx).max_tabs
484 } else {
485 None
486 };
487
488 let subscriptions = vec![
489 cx.on_focus(&focus_handle, window, Pane::focus_in),
490 cx.on_focus_in(&focus_handle, window, Pane::focus_in),
491 cx.on_focus_out(&focus_handle, window, Pane::focus_out),
492 cx.observe_global_in::<SettingsStore>(window, Self::settings_changed),
493 cx.subscribe(&project, Self::project_events),
494 ];
495
496 let handle = cx.entity().downgrade();
497
498 Self {
499 alternate_file_items: (None, None),
500 focus_handle,
501 items: Vec::new(),
502 activation_history: Vec::new(),
503 next_activation_timestamp: next_timestamp.clone(),
504 was_focused: false,
505 zoomed: false,
506 active_item_index: 0,
507 preview_item_id: None,
508 max_tabs,
509 use_max_tabs,
510 last_focus_handle_by_item: Default::default(),
511 nav_history: NavHistory(Arc::new(Mutex::new(NavHistoryState {
512 mode: NavigationMode::Normal,
513 backward_stack: Default::default(),
514 forward_stack: Default::default(),
515 closed_stack: Default::default(),
516 paths_by_item: Default::default(),
517 pane: handle,
518 next_timestamp,
519 }))),
520 toolbar: cx.new(|_| Toolbar::new()),
521 tab_bar_scroll_handle: ScrollHandle::new(),
522 suppress_scroll: false,
523 drag_split_direction: None,
524 workspace,
525 project: project.downgrade(),
526 can_drop_predicate,
527 custom_drop_handle: None,
528 can_split_predicate: None,
529 can_toggle_zoom: true,
530 should_display_tab_bar: Rc::new(|_, cx| TabBarSettings::get_global(cx).show),
531 render_tab_bar_buttons: Rc::new(default_render_tab_bar_buttons),
532 render_tab_bar: Rc::new(Self::render_tab_bar),
533 show_tab_bar_buttons: TabBarSettings::get_global(cx).show_tab_bar_buttons,
534 display_nav_history_buttons: Some(
535 TabBarSettings::get_global(cx).show_nav_history_buttons,
536 ),
537 _subscriptions: subscriptions,
538 double_click_dispatch_action,
539 save_modals_spawned: HashSet::default(),
540 close_pane_if_empty: true,
541 split_item_context_menu_handle: Default::default(),
542 new_item_context_menu_handle: Default::default(),
543 pinned_tab_count: 0,
544 diagnostics: Default::default(),
545 zoom_out_on_close: true,
546 diagnostic_summary_update: Task::ready(()),
547 project_item_restoration_data: HashMap::default(),
548 }
549 }
550
551 fn alternate_file(&mut self, _: &AlternateFile, window: &mut Window, cx: &mut Context<Pane>) {
552 let (_, alternative) = &self.alternate_file_items;
553 if let Some(alternative) = alternative {
554 let existing = self
555 .items()
556 .find_position(|item| item.item_id() == alternative.id());
557 if let Some((ix, _)) = existing {
558 self.activate_item(ix, true, true, window, cx);
559 } else if let Some(upgraded) = alternative.upgrade() {
560 self.add_item(upgraded, true, true, None, window, cx);
561 }
562 }
563 }
564
565 pub fn track_alternate_file_items(&mut self) {
566 if let Some(item) = self.active_item().map(|item| item.downgrade_item()) {
567 let (current, _) = &self.alternate_file_items;
568 match current {
569 Some(current) => {
570 if current.id() != item.id() {
571 self.alternate_file_items =
572 (Some(item), self.alternate_file_items.0.take());
573 }
574 }
575 None => {
576 self.alternate_file_items = (Some(item), None);
577 }
578 }
579 }
580 }
581
582 pub fn has_focus(&self, window: &Window, cx: &App) -> bool {
583 // We not only check whether our focus handle contains focus, but also
584 // whether the active item might have focus, because we might have just activated an item
585 // that hasn't rendered yet.
586 // Before the next render, we might transfer focus
587 // to the item, and `focus_handle.contains_focus` returns false because the `active_item`
588 // is not hooked up to us in the dispatch tree.
589 self.focus_handle.contains_focused(window, cx)
590 || self
591 .active_item()
592 .is_some_and(|item| item.item_focus_handle(cx).contains_focused(window, cx))
593 }
594
595 fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
596 if !self.was_focused {
597 self.was_focused = true;
598 self.update_history(self.active_item_index);
599 if !self.suppress_scroll && self.items.get(self.active_item_index).is_some() {
600 self.update_active_tab(self.active_item_index);
601 }
602 cx.emit(Event::Focus);
603 cx.notify();
604 }
605
606 self.toolbar.update(cx, |toolbar, cx| {
607 toolbar.focus_changed(true, window, cx);
608 });
609
610 if let Some(active_item) = self.active_item() {
611 if self.focus_handle.is_focused(window) {
612 // Schedule a redraw next frame, so that the focus changes below take effect
613 cx.on_next_frame(window, |_, _, cx| {
614 cx.notify();
615 });
616
617 // Pane was focused directly. We need to either focus a view inside the active item,
618 // or focus the active item itself
619 if let Some(weak_last_focus_handle) =
620 self.last_focus_handle_by_item.get(&active_item.item_id())
621 && let Some(focus_handle) = weak_last_focus_handle.upgrade()
622 {
623 focus_handle.focus(window);
624 return;
625 }
626
627 active_item.item_focus_handle(cx).focus(window);
628 } else if let Some(focused) = window.focused(cx)
629 && !self.context_menu_focused(window, cx)
630 {
631 self.last_focus_handle_by_item
632 .insert(active_item.item_id(), focused.downgrade());
633 }
634 }
635 }
636
637 pub fn context_menu_focused(&self, window: &mut Window, cx: &mut Context<Self>) -> bool {
638 self.new_item_context_menu_handle.is_focused(window, cx)
639 || self.split_item_context_menu_handle.is_focused(window, cx)
640 }
641
642 fn focus_out(&mut self, _event: FocusOutEvent, window: &mut Window, cx: &mut Context<Self>) {
643 self.was_focused = false;
644 self.toolbar.update(cx, |toolbar, cx| {
645 toolbar.focus_changed(false, window, cx);
646 });
647
648 cx.notify();
649 }
650
651 fn project_events(
652 &mut self,
653 _project: Entity<Project>,
654 event: &project::Event,
655 cx: &mut Context<Self>,
656 ) {
657 match event {
658 project::Event::DiskBasedDiagnosticsFinished { .. }
659 | project::Event::DiagnosticsUpdated { .. } => {
660 if ItemSettings::get_global(cx).show_diagnostics != ShowDiagnostics::Off {
661 self.diagnostic_summary_update = cx.spawn(async move |this, cx| {
662 cx.background_executor()
663 .timer(Duration::from_millis(30))
664 .await;
665 this.update(cx, |this, cx| {
666 this.update_diagnostics(cx);
667 cx.notify();
668 })
669 .log_err();
670 });
671 }
672 }
673 _ => {}
674 }
675 }
676
677 fn update_diagnostics(&mut self, cx: &mut Context<Self>) {
678 let Some(project) = self.project.upgrade() else {
679 return;
680 };
681 let show_diagnostics = ItemSettings::get_global(cx).show_diagnostics;
682 self.diagnostics = if show_diagnostics != ShowDiagnostics::Off {
683 project
684 .read(cx)
685 .diagnostic_summaries(false, cx)
686 .filter_map(|(project_path, _, diagnostic_summary)| {
687 if diagnostic_summary.error_count > 0 {
688 Some((project_path, DiagnosticSeverity::ERROR))
689 } else if diagnostic_summary.warning_count > 0
690 && show_diagnostics != ShowDiagnostics::Errors
691 {
692 Some((project_path, DiagnosticSeverity::WARNING))
693 } else {
694 None
695 }
696 })
697 .collect()
698 } else {
699 HashMap::default()
700 }
701 }
702
703 fn settings_changed(&mut self, window: &mut Window, cx: &mut Context<Self>) {
704 let tab_bar_settings = TabBarSettings::get_global(cx);
705 let new_max_tabs = WorkspaceSettings::get_global(cx).max_tabs;
706
707 if let Some(display_nav_history_buttons) = self.display_nav_history_buttons.as_mut() {
708 *display_nav_history_buttons = tab_bar_settings.show_nav_history_buttons;
709 }
710
711 self.show_tab_bar_buttons = tab_bar_settings.show_tab_bar_buttons;
712
713 if !PreviewTabsSettings::get_global(cx).enabled {
714 self.preview_item_id = None;
715 }
716
717 if self.use_max_tabs && new_max_tabs != self.max_tabs {
718 self.max_tabs = new_max_tabs;
719 self.close_items_on_settings_change(window, cx);
720 }
721
722 self.update_diagnostics(cx);
723 cx.notify();
724 }
725
726 pub fn active_item_index(&self) -> usize {
727 self.active_item_index
728 }
729
730 pub fn activation_history(&self) -> &[ActivationHistoryEntry] {
731 &self.activation_history
732 }
733
734 pub fn set_should_display_tab_bar<F>(&mut self, should_display_tab_bar: F)
735 where
736 F: 'static + Fn(&Window, &mut Context<Pane>) -> bool,
737 {
738 self.should_display_tab_bar = Rc::new(should_display_tab_bar);
739 }
740
741 pub fn set_can_split(
742 &mut self,
743 can_split_predicate: Option<
744 Arc<dyn Fn(&mut Self, &dyn Any, &mut Window, &mut Context<Self>) -> bool + 'static>,
745 >,
746 ) {
747 self.can_split_predicate = can_split_predicate;
748 }
749
750 pub fn set_can_toggle_zoom(&mut self, can_toggle_zoom: bool, cx: &mut Context<Self>) {
751 self.can_toggle_zoom = can_toggle_zoom;
752 cx.notify();
753 }
754
755 pub fn set_close_pane_if_empty(&mut self, close_pane_if_empty: bool, cx: &mut Context<Self>) {
756 self.close_pane_if_empty = close_pane_if_empty;
757 cx.notify();
758 }
759
760 pub fn set_can_navigate(&mut self, can_navigate: bool, cx: &mut Context<Self>) {
761 self.toolbar.update(cx, |toolbar, cx| {
762 toolbar.set_can_navigate(can_navigate, cx);
763 });
764 cx.notify();
765 }
766
767 pub fn set_render_tab_bar<F>(&mut self, cx: &mut Context<Self>, render: F)
768 where
769 F: 'static + Fn(&mut Pane, &mut Window, &mut Context<Pane>) -> AnyElement,
770 {
771 self.render_tab_bar = Rc::new(render);
772 cx.notify();
773 }
774
775 pub fn set_render_tab_bar_buttons<F>(&mut self, cx: &mut Context<Self>, render: F)
776 where
777 F: 'static
778 + Fn(
779 &mut Pane,
780 &mut Window,
781 &mut Context<Pane>,
782 ) -> (Option<AnyElement>, Option<AnyElement>),
783 {
784 self.render_tab_bar_buttons = Rc::new(render);
785 cx.notify();
786 }
787
788 pub fn set_custom_drop_handle<F>(&mut self, cx: &mut Context<Self>, handle: F)
789 where
790 F: 'static
791 + Fn(&mut Pane, &dyn Any, &mut Window, &mut Context<Pane>) -> ControlFlow<(), ()>,
792 {
793 self.custom_drop_handle = Some(Arc::new(handle));
794 cx.notify();
795 }
796
797 pub fn nav_history_for_item<T: Item>(&self, item: &Entity<T>) -> ItemNavHistory {
798 ItemNavHistory {
799 history: self.nav_history.clone(),
800 item: Arc::new(item.downgrade()),
801 is_preview: self.preview_item_id == Some(item.item_id()),
802 }
803 }
804
805 pub fn nav_history(&self) -> &NavHistory {
806 &self.nav_history
807 }
808
809 pub fn nav_history_mut(&mut self) -> &mut NavHistory {
810 &mut self.nav_history
811 }
812
813 pub fn disable_history(&mut self) {
814 self.nav_history.disable();
815 }
816
817 pub fn enable_history(&mut self) {
818 self.nav_history.enable();
819 }
820
821 pub fn can_navigate_backward(&self) -> bool {
822 !self.nav_history.0.lock().backward_stack.is_empty()
823 }
824
825 pub fn can_navigate_forward(&self) -> bool {
826 !self.nav_history.0.lock().forward_stack.is_empty()
827 }
828
829 pub fn navigate_backward(&mut self, _: &GoBack, window: &mut Window, cx: &mut Context<Self>) {
830 if let Some(workspace) = self.workspace.upgrade() {
831 let pane = cx.entity().downgrade();
832 window.defer(cx, move |window, cx| {
833 workspace.update(cx, |workspace, cx| {
834 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
835 })
836 })
837 }
838 }
839
840 fn navigate_forward(&mut self, _: &GoForward, window: &mut Window, cx: &mut Context<Self>) {
841 if let Some(workspace) = self.workspace.upgrade() {
842 let pane = cx.entity().downgrade();
843 window.defer(cx, move |window, cx| {
844 workspace.update(cx, |workspace, cx| {
845 workspace
846 .go_forward(pane, window, cx)
847 .detach_and_log_err(cx)
848 })
849 })
850 }
851 }
852
853 fn history_updated(&mut self, cx: &mut Context<Self>) {
854 self.toolbar.update(cx, |_, cx| cx.notify());
855 }
856
857 pub fn preview_item_id(&self) -> Option<EntityId> {
858 self.preview_item_id
859 }
860
861 pub fn preview_item(&self) -> Option<Box<dyn ItemHandle>> {
862 self.preview_item_id
863 .and_then(|id| self.items.iter().find(|item| item.item_id() == id))
864 .cloned()
865 }
866
867 pub fn preview_item_idx(&self) -> Option<usize> {
868 if let Some(preview_item_id) = self.preview_item_id {
869 self.items
870 .iter()
871 .position(|item| item.item_id() == preview_item_id)
872 } else {
873 None
874 }
875 }
876
877 pub fn is_active_preview_item(&self, item_id: EntityId) -> bool {
878 self.preview_item_id == Some(item_id)
879 }
880
881 /// Marks the item with the given ID as the preview item.
882 /// This will be ignored if the global setting `preview_tabs` is disabled.
883 pub fn set_preview_item_id(&mut self, item_id: Option<EntityId>, cx: &App) {
884 if PreviewTabsSettings::get_global(cx).enabled {
885 self.preview_item_id = item_id;
886 }
887 }
888
889 /// Should only be used when deserializing a pane.
890 pub fn set_pinned_count(&mut self, count: usize) {
891 self.pinned_tab_count = count;
892 }
893
894 pub fn pinned_count(&self) -> usize {
895 self.pinned_tab_count
896 }
897
898 pub fn handle_item_edit(&mut self, item_id: EntityId, cx: &App) {
899 if let Some(preview_item) = self.preview_item()
900 && preview_item.item_id() == item_id
901 && !preview_item.preserve_preview(cx)
902 {
903 self.set_preview_item_id(None, cx);
904 }
905 }
906
907 pub(crate) fn open_item(
908 &mut self,
909 project_entry_id: Option<ProjectEntryId>,
910 project_path: ProjectPath,
911 focus_item: bool,
912 allow_preview: bool,
913 activate: bool,
914 suggested_position: Option<usize>,
915 window: &mut Window,
916 cx: &mut Context<Self>,
917 build_item: WorkspaceItemBuilder,
918 ) -> Box<dyn ItemHandle> {
919 let mut existing_item = None;
920 if let Some(project_entry_id) = project_entry_id {
921 for (index, item) in self.items.iter().enumerate() {
922 if item.buffer_kind(cx) == ItemBufferKind::Singleton
923 && item.project_entry_ids(cx).as_slice() == [project_entry_id]
924 {
925 let item = item.boxed_clone();
926 existing_item = Some((index, item));
927 break;
928 }
929 }
930 } else {
931 for (index, item) in self.items.iter().enumerate() {
932 if item.buffer_kind(cx) == ItemBufferKind::Singleton
933 && item.project_path(cx).as_ref() == Some(&project_path)
934 {
935 let item = item.boxed_clone();
936 existing_item = Some((index, item));
937 break;
938 }
939 }
940 }
941
942 let set_up_existing_item =
943 |index: usize, pane: &mut Self, window: &mut Window, cx: &mut Context<Self>| {
944 // If the item is already open, and the item is a preview item
945 // and we are not allowing items to open as preview, mark the item as persistent.
946 if let Some(preview_item_id) = pane.preview_item_id
947 && let Some(tab) = pane.items.get(index)
948 && tab.item_id() == preview_item_id
949 && !allow_preview
950 {
951 pane.set_preview_item_id(None, cx);
952 }
953 if activate {
954 pane.activate_item(index, focus_item, focus_item, window, cx);
955 }
956 };
957 let set_up_new_item = |new_item: Box<dyn ItemHandle>,
958 destination_index: Option<usize>,
959 pane: &mut Self,
960 window: &mut Window,
961 cx: &mut Context<Self>| {
962 if allow_preview {
963 pane.set_preview_item_id(Some(new_item.item_id()), cx);
964 }
965
966 if let Some(text) = new_item.telemetry_event_text(cx) {
967 telemetry::event!(text);
968 }
969
970 pane.add_item_inner(
971 new_item,
972 true,
973 focus_item,
974 activate,
975 destination_index,
976 window,
977 cx,
978 );
979 };
980
981 if let Some((index, existing_item)) = existing_item {
982 set_up_existing_item(index, self, window, cx);
983 existing_item
984 } else {
985 // If the item is being opened as preview and we have an existing preview tab,
986 // open the new item in the position of the existing preview tab.
987 let destination_index = if allow_preview {
988 self.close_current_preview_item(window, cx)
989 } else {
990 suggested_position
991 };
992
993 let new_item = build_item(self, window, cx);
994 // A special case that won't ever get a `project_entry_id` but has to be deduplicated nonetheless.
995 if let Some(invalid_buffer_view) = new_item.downcast::<InvalidItemView>() {
996 let mut already_open_view = None;
997 let mut views_to_close = HashSet::default();
998 for existing_error_view in self
999 .items_of_type::<InvalidItemView>()
1000 .filter(|item| item.read(cx).abs_path == invalid_buffer_view.read(cx).abs_path)
1001 {
1002 if already_open_view.is_none()
1003 && existing_error_view.read(cx).error == invalid_buffer_view.read(cx).error
1004 {
1005 already_open_view = Some(existing_error_view);
1006 } else {
1007 views_to_close.insert(existing_error_view.item_id());
1008 }
1009 }
1010
1011 let resulting_item = match already_open_view {
1012 Some(already_open_view) => {
1013 if let Some(index) = self.index_for_item_id(already_open_view.item_id()) {
1014 set_up_existing_item(index, self, window, cx);
1015 }
1016 Box::new(already_open_view) as Box<_>
1017 }
1018 None => {
1019 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1020 new_item
1021 }
1022 };
1023
1024 self.close_items(window, cx, SaveIntent::Skip, |existing_item| {
1025 views_to_close.contains(&existing_item)
1026 })
1027 .detach();
1028
1029 resulting_item
1030 } else {
1031 set_up_new_item(new_item.clone(), destination_index, self, window, cx);
1032 new_item
1033 }
1034 }
1035 }
1036
1037 pub fn close_current_preview_item(
1038 &mut self,
1039 window: &mut Window,
1040 cx: &mut Context<Self>,
1041 ) -> Option<usize> {
1042 let item_idx = self.preview_item_idx()?;
1043 let id = self.preview_item_id()?;
1044
1045 let prev_active_item_index = self.active_item_index;
1046 self.remove_item(id, false, false, window, cx);
1047 self.active_item_index = prev_active_item_index;
1048
1049 if item_idx < self.items.len() {
1050 Some(item_idx)
1051 } else {
1052 None
1053 }
1054 }
1055
1056 pub fn add_item_inner(
1057 &mut self,
1058 item: Box<dyn ItemHandle>,
1059 activate_pane: bool,
1060 focus_item: bool,
1061 activate: bool,
1062 destination_index: Option<usize>,
1063 window: &mut Window,
1064 cx: &mut Context<Self>,
1065 ) {
1066 let item_already_exists = self
1067 .items
1068 .iter()
1069 .any(|existing_item| existing_item.item_id() == item.item_id());
1070
1071 if !item_already_exists {
1072 self.close_items_on_item_open(window, cx);
1073 }
1074
1075 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1076 && let Some(&entry_id) = item.project_entry_ids(cx).first()
1077 {
1078 let Some(project) = self.project.upgrade() else {
1079 return;
1080 };
1081
1082 let project = project.read(cx);
1083 if let Some(project_path) = project.path_for_entry(entry_id, cx) {
1084 let abs_path = project.absolute_path(&project_path, cx);
1085 self.nav_history
1086 .0
1087 .lock()
1088 .paths_by_item
1089 .insert(item.item_id(), (project_path, abs_path));
1090 }
1091 }
1092 // If no destination index is specified, add or move the item after the
1093 // active item (or at the start of tab bar, if the active item is pinned)
1094 let mut insertion_index = {
1095 cmp::min(
1096 if let Some(destination_index) = destination_index {
1097 destination_index
1098 } else {
1099 cmp::max(self.active_item_index + 1, self.pinned_count())
1100 },
1101 self.items.len(),
1102 )
1103 };
1104
1105 // Does the item already exist?
1106 let project_entry_id = if item.buffer_kind(cx) == ItemBufferKind::Singleton {
1107 item.project_entry_ids(cx).first().copied()
1108 } else {
1109 None
1110 };
1111
1112 let existing_item_index = self.items.iter().position(|existing_item| {
1113 if existing_item.item_id() == item.item_id() {
1114 true
1115 } else if existing_item.buffer_kind(cx) == ItemBufferKind::Singleton {
1116 existing_item
1117 .project_entry_ids(cx)
1118 .first()
1119 .is_some_and(|existing_entry_id| {
1120 Some(existing_entry_id) == project_entry_id.as_ref()
1121 })
1122 } else {
1123 false
1124 }
1125 });
1126
1127 if let Some(existing_item_index) = existing_item_index {
1128 // If the item already exists, move it to the desired destination and activate it
1129
1130 if existing_item_index != insertion_index {
1131 let existing_item_is_active = existing_item_index == self.active_item_index;
1132
1133 // If the caller didn't specify a destination and the added item is already
1134 // the active one, don't move it
1135 if existing_item_is_active && destination_index.is_none() {
1136 insertion_index = existing_item_index;
1137 } else {
1138 self.items.remove(existing_item_index);
1139 if existing_item_index < self.active_item_index {
1140 self.active_item_index -= 1;
1141 }
1142 insertion_index = insertion_index.min(self.items.len());
1143
1144 self.items.insert(insertion_index, item.clone());
1145
1146 if existing_item_is_active {
1147 self.active_item_index = insertion_index;
1148 } else if insertion_index <= self.active_item_index {
1149 self.active_item_index += 1;
1150 }
1151 }
1152
1153 cx.notify();
1154 }
1155
1156 if activate {
1157 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1158 }
1159 } else {
1160 self.items.insert(insertion_index, item.clone());
1161 cx.notify();
1162
1163 if activate {
1164 if insertion_index <= self.active_item_index
1165 && self.preview_item_idx() != Some(self.active_item_index)
1166 {
1167 self.active_item_index += 1;
1168 }
1169
1170 self.activate_item(insertion_index, activate_pane, focus_item, window, cx);
1171 }
1172 }
1173
1174 cx.emit(Event::AddItem { item });
1175 }
1176
1177 pub fn add_item(
1178 &mut self,
1179 item: Box<dyn ItemHandle>,
1180 activate_pane: bool,
1181 focus_item: bool,
1182 destination_index: Option<usize>,
1183 window: &mut Window,
1184 cx: &mut Context<Self>,
1185 ) {
1186 if let Some(text) = item.telemetry_event_text(cx) {
1187 telemetry::event!(text);
1188 }
1189
1190 self.add_item_inner(
1191 item,
1192 activate_pane,
1193 focus_item,
1194 true,
1195 destination_index,
1196 window,
1197 cx,
1198 )
1199 }
1200
1201 pub fn items_len(&self) -> usize {
1202 self.items.len()
1203 }
1204
1205 pub fn items(&self) -> impl DoubleEndedIterator<Item = &Box<dyn ItemHandle>> {
1206 self.items.iter()
1207 }
1208
1209 pub fn items_of_type<T: Render>(&self) -> impl '_ + Iterator<Item = Entity<T>> {
1210 self.items
1211 .iter()
1212 .filter_map(|item| item.to_any().downcast().ok())
1213 }
1214
1215 pub fn active_item(&self) -> Option<Box<dyn ItemHandle>> {
1216 self.items.get(self.active_item_index).cloned()
1217 }
1218
1219 fn active_item_id(&self) -> EntityId {
1220 self.items[self.active_item_index].item_id()
1221 }
1222
1223 pub fn pixel_position_of_cursor(&self, cx: &App) -> Option<Point<Pixels>> {
1224 self.items
1225 .get(self.active_item_index)?
1226 .pixel_position_of_cursor(cx)
1227 }
1228
1229 pub fn item_for_entry(
1230 &self,
1231 entry_id: ProjectEntryId,
1232 cx: &App,
1233 ) -> Option<Box<dyn ItemHandle>> {
1234 self.items.iter().find_map(|item| {
1235 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1236 && (item.project_entry_ids(cx).as_slice() == [entry_id])
1237 {
1238 Some(item.boxed_clone())
1239 } else {
1240 None
1241 }
1242 })
1243 }
1244
1245 pub fn item_for_path(
1246 &self,
1247 project_path: ProjectPath,
1248 cx: &App,
1249 ) -> Option<Box<dyn ItemHandle>> {
1250 self.items.iter().find_map(move |item| {
1251 if item.buffer_kind(cx) == ItemBufferKind::Singleton
1252 && (item.project_path(cx).as_slice() == [project_path.clone()])
1253 {
1254 Some(item.boxed_clone())
1255 } else {
1256 None
1257 }
1258 })
1259 }
1260
1261 pub fn index_for_item(&self, item: &dyn ItemHandle) -> Option<usize> {
1262 self.index_for_item_id(item.item_id())
1263 }
1264
1265 fn index_for_item_id(&self, item_id: EntityId) -> Option<usize> {
1266 self.items.iter().position(|i| i.item_id() == item_id)
1267 }
1268
1269 pub fn item_for_index(&self, ix: usize) -> Option<&dyn ItemHandle> {
1270 self.items.get(ix).map(|i| i.as_ref())
1271 }
1272
1273 pub fn toggle_zoom(&mut self, _: &ToggleZoom, window: &mut Window, cx: &mut Context<Self>) {
1274 if !self.can_toggle_zoom {
1275 cx.propagate();
1276 } else if self.zoomed {
1277 cx.emit(Event::ZoomOut);
1278 } else if !self.items.is_empty() {
1279 if !self.focus_handle.contains_focused(window, cx) {
1280 cx.focus_self(window);
1281 }
1282 cx.emit(Event::ZoomIn);
1283 }
1284 }
1285
1286 pub fn activate_item(
1287 &mut self,
1288 index: usize,
1289 activate_pane: bool,
1290 focus_item: bool,
1291 window: &mut Window,
1292 cx: &mut Context<Self>,
1293 ) {
1294 use NavigationMode::{GoingBack, GoingForward};
1295 if index < self.items.len() {
1296 let prev_active_item_ix = mem::replace(&mut self.active_item_index, index);
1297 if (prev_active_item_ix != self.active_item_index
1298 || matches!(self.nav_history.mode(), GoingBack | GoingForward))
1299 && let Some(prev_item) = self.items.get(prev_active_item_ix)
1300 {
1301 prev_item.deactivated(window, cx);
1302 }
1303 self.update_history(index);
1304 self.update_toolbar(window, cx);
1305 self.update_status_bar(window, cx);
1306
1307 if focus_item {
1308 self.focus_active_item(window, cx);
1309 }
1310
1311 cx.emit(Event::ActivateItem {
1312 local: activate_pane,
1313 focus_changed: focus_item,
1314 });
1315
1316 self.update_active_tab(index);
1317 cx.notify();
1318 }
1319 }
1320
1321 fn update_active_tab(&mut self, index: usize) {
1322 if !self.is_tab_pinned(index) {
1323 self.suppress_scroll = false;
1324 self.tab_bar_scroll_handle.scroll_to_item(index);
1325 }
1326 }
1327
1328 fn update_history(&mut self, index: usize) {
1329 if let Some(newly_active_item) = self.items.get(index) {
1330 self.activation_history
1331 .retain(|entry| entry.entity_id != newly_active_item.item_id());
1332 self.activation_history.push(ActivationHistoryEntry {
1333 entity_id: newly_active_item.item_id(),
1334 timestamp: self
1335 .next_activation_timestamp
1336 .fetch_add(1, Ordering::SeqCst),
1337 });
1338 }
1339 }
1340
1341 pub fn activate_previous_item(
1342 &mut self,
1343 _: &ActivatePreviousItem,
1344 window: &mut Window,
1345 cx: &mut Context<Self>,
1346 ) {
1347 let mut index = self.active_item_index;
1348 if index > 0 {
1349 index -= 1;
1350 } else if !self.items.is_empty() {
1351 index = self.items.len() - 1;
1352 }
1353 self.activate_item(index, true, true, window, cx);
1354 }
1355
1356 pub fn activate_next_item(
1357 &mut self,
1358 _: &ActivateNextItem,
1359 window: &mut Window,
1360 cx: &mut Context<Self>,
1361 ) {
1362 let mut index = self.active_item_index;
1363 if index + 1 < self.items.len() {
1364 index += 1;
1365 } else {
1366 index = 0;
1367 }
1368 self.activate_item(index, true, true, window, cx);
1369 }
1370
1371 pub fn swap_item_left(
1372 &mut self,
1373 _: &SwapItemLeft,
1374 window: &mut Window,
1375 cx: &mut Context<Self>,
1376 ) {
1377 let index = self.active_item_index;
1378 if index == 0 {
1379 return;
1380 }
1381
1382 self.items.swap(index, index - 1);
1383 self.activate_item(index - 1, true, true, window, cx);
1384 }
1385
1386 pub fn swap_item_right(
1387 &mut self,
1388 _: &SwapItemRight,
1389 window: &mut Window,
1390 cx: &mut Context<Self>,
1391 ) {
1392 let index = self.active_item_index;
1393 if index + 1 >= self.items.len() {
1394 return;
1395 }
1396
1397 self.items.swap(index, index + 1);
1398 self.activate_item(index + 1, true, true, window, cx);
1399 }
1400
1401 pub fn activate_last_item(
1402 &mut self,
1403 _: &ActivateLastItem,
1404 window: &mut Window,
1405 cx: &mut Context<Self>,
1406 ) {
1407 let index = self.items.len().saturating_sub(1);
1408 self.activate_item(index, true, true, window, cx);
1409 }
1410
1411 pub fn close_active_item(
1412 &mut self,
1413 action: &CloseActiveItem,
1414 window: &mut Window,
1415 cx: &mut Context<Self>,
1416 ) -> Task<Result<()>> {
1417 if self.items.is_empty() {
1418 // Close the window when there's no active items to close, if configured
1419 if WorkspaceSettings::get_global(cx)
1420 .when_closing_with_no_tabs
1421 .should_close()
1422 {
1423 window.dispatch_action(Box::new(CloseWindow), cx);
1424 }
1425
1426 return Task::ready(Ok(()));
1427 }
1428 if self.is_tab_pinned(self.active_item_index) && !action.close_pinned {
1429 // Activate any non-pinned tab in same pane
1430 let non_pinned_tab_index = self
1431 .items()
1432 .enumerate()
1433 .find(|(index, _item)| !self.is_tab_pinned(*index))
1434 .map(|(index, _item)| index);
1435 if let Some(index) = non_pinned_tab_index {
1436 self.activate_item(index, false, false, window, cx);
1437 return Task::ready(Ok(()));
1438 }
1439
1440 // Activate any non-pinned tab in different pane
1441 let current_pane = cx.entity();
1442 self.workspace
1443 .update(cx, |workspace, cx| {
1444 let panes = workspace.center.panes();
1445 let pane_with_unpinned_tab = panes.iter().find(|pane| {
1446 if **pane == ¤t_pane {
1447 return false;
1448 }
1449 pane.read(cx).has_unpinned_tabs()
1450 });
1451 if let Some(pane) = pane_with_unpinned_tab {
1452 pane.update(cx, |pane, cx| pane.activate_unpinned_tab(window, cx));
1453 }
1454 })
1455 .ok();
1456
1457 return Task::ready(Ok(()));
1458 };
1459
1460 let active_item_id = self.active_item_id();
1461
1462 self.close_item_by_id(
1463 active_item_id,
1464 action.save_intent.unwrap_or(SaveIntent::Close),
1465 window,
1466 cx,
1467 )
1468 }
1469
1470 pub fn close_item_by_id(
1471 &mut self,
1472 item_id_to_close: EntityId,
1473 save_intent: SaveIntent,
1474 window: &mut Window,
1475 cx: &mut Context<Self>,
1476 ) -> Task<Result<()>> {
1477 self.close_items(window, cx, save_intent, move |view_id| {
1478 view_id == item_id_to_close
1479 })
1480 }
1481
1482 pub fn close_other_items(
1483 &mut self,
1484 action: &CloseOtherItems,
1485 target_item_id: Option<EntityId>,
1486 window: &mut Window,
1487 cx: &mut Context<Self>,
1488 ) -> Task<Result<()>> {
1489 if self.items.is_empty() {
1490 return Task::ready(Ok(()));
1491 }
1492
1493 let active_item_id = match target_item_id {
1494 Some(result) => result,
1495 None => self.active_item_id(),
1496 };
1497
1498 let pinned_item_ids = self.pinned_item_ids();
1499
1500 self.close_items(
1501 window,
1502 cx,
1503 action.save_intent.unwrap_or(SaveIntent::Close),
1504 move |item_id| {
1505 item_id != active_item_id
1506 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1507 },
1508 )
1509 }
1510
1511 pub fn close_multibuffer_items(
1512 &mut self,
1513 action: &CloseMultibufferItems,
1514 window: &mut Window,
1515 cx: &mut Context<Self>,
1516 ) -> Task<Result<()>> {
1517 if self.items.is_empty() {
1518 return Task::ready(Ok(()));
1519 }
1520
1521 let pinned_item_ids = self.pinned_item_ids();
1522 let multibuffer_items = self.multibuffer_item_ids(cx);
1523
1524 self.close_items(
1525 window,
1526 cx,
1527 action.save_intent.unwrap_or(SaveIntent::Close),
1528 move |item_id| {
1529 (action.close_pinned || !pinned_item_ids.contains(&item_id))
1530 && multibuffer_items.contains(&item_id)
1531 },
1532 )
1533 }
1534
1535 pub fn close_clean_items(
1536 &mut self,
1537 action: &CloseCleanItems,
1538 window: &mut Window,
1539 cx: &mut Context<Self>,
1540 ) -> Task<Result<()>> {
1541 if self.items.is_empty() {
1542 return Task::ready(Ok(()));
1543 }
1544
1545 let clean_item_ids = self.clean_item_ids(cx);
1546 let pinned_item_ids = self.pinned_item_ids();
1547
1548 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1549 clean_item_ids.contains(&item_id)
1550 && (action.close_pinned || !pinned_item_ids.contains(&item_id))
1551 })
1552 }
1553
1554 pub fn close_items_to_the_left_by_id(
1555 &mut self,
1556 item_id: Option<EntityId>,
1557 action: &CloseItemsToTheLeft,
1558 window: &mut Window,
1559 cx: &mut Context<Self>,
1560 ) -> Task<Result<()>> {
1561 self.close_items_to_the_side_by_id(item_id, Side::Left, action.close_pinned, window, cx)
1562 }
1563
1564 pub fn close_items_to_the_right_by_id(
1565 &mut self,
1566 item_id: Option<EntityId>,
1567 action: &CloseItemsToTheRight,
1568 window: &mut Window,
1569 cx: &mut Context<Self>,
1570 ) -> Task<Result<()>> {
1571 self.close_items_to_the_side_by_id(item_id, Side::Right, action.close_pinned, window, cx)
1572 }
1573
1574 pub fn close_items_to_the_side_by_id(
1575 &mut self,
1576 item_id: Option<EntityId>,
1577 side: Side,
1578 close_pinned: bool,
1579 window: &mut Window,
1580 cx: &mut Context<Self>,
1581 ) -> Task<Result<()>> {
1582 if self.items.is_empty() {
1583 return Task::ready(Ok(()));
1584 }
1585
1586 let item_id = item_id.unwrap_or_else(|| self.active_item_id());
1587 let to_the_side_item_ids = self.to_the_side_item_ids(item_id, side);
1588 let pinned_item_ids = self.pinned_item_ids();
1589
1590 self.close_items(window, cx, SaveIntent::Close, move |item_id| {
1591 to_the_side_item_ids.contains(&item_id)
1592 && (close_pinned || !pinned_item_ids.contains(&item_id))
1593 })
1594 }
1595
1596 pub fn close_all_items(
1597 &mut self,
1598 action: &CloseAllItems,
1599 window: &mut Window,
1600 cx: &mut Context<Self>,
1601 ) -> Task<Result<()>> {
1602 if self.items.is_empty() {
1603 return Task::ready(Ok(()));
1604 }
1605
1606 let pinned_item_ids = self.pinned_item_ids();
1607
1608 self.close_items(
1609 window,
1610 cx,
1611 action.save_intent.unwrap_or(SaveIntent::Close),
1612 |item_id| action.close_pinned || !pinned_item_ids.contains(&item_id),
1613 )
1614 }
1615
1616 fn close_items_on_item_open(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1617 let target = self.max_tabs.map(|m| m.get());
1618 let protect_active_item = false;
1619 self.close_items_to_target_count(target, protect_active_item, window, cx);
1620 }
1621
1622 fn close_items_on_settings_change(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1623 let target = self.max_tabs.map(|m| m.get() + 1);
1624 // The active item in this case is the settings.json file, which should be protected from being closed
1625 let protect_active_item = true;
1626 self.close_items_to_target_count(target, protect_active_item, window, cx);
1627 }
1628
1629 fn close_items_to_target_count(
1630 &mut self,
1631 target_count: Option<usize>,
1632 protect_active_item: bool,
1633 window: &mut Window,
1634 cx: &mut Context<Self>,
1635 ) {
1636 let Some(target_count) = target_count else {
1637 return;
1638 };
1639
1640 let mut index_list = Vec::new();
1641 let mut items_len = self.items_len();
1642 let mut indexes: HashMap<EntityId, usize> = HashMap::default();
1643 let active_ix = self.active_item_index();
1644
1645 for (index, item) in self.items.iter().enumerate() {
1646 indexes.insert(item.item_id(), index);
1647 }
1648
1649 // Close least recently used items to reach target count.
1650 // The target count is allowed to be exceeded, as we protect pinned
1651 // items, dirty items, and sometimes, the active item.
1652 for entry in self.activation_history.iter() {
1653 if items_len < target_count {
1654 break;
1655 }
1656
1657 let Some(&index) = indexes.get(&entry.entity_id) else {
1658 continue;
1659 };
1660
1661 if protect_active_item && index == active_ix {
1662 continue;
1663 }
1664
1665 if let Some(true) = self.items.get(index).map(|item| item.is_dirty(cx)) {
1666 continue;
1667 }
1668
1669 if self.is_tab_pinned(index) {
1670 continue;
1671 }
1672
1673 index_list.push(index);
1674 items_len -= 1;
1675 }
1676 // The sort and reverse is necessary since we remove items
1677 // using their index position, hence removing from the end
1678 // of the list first to avoid changing indexes.
1679 index_list.sort_unstable();
1680 index_list
1681 .iter()
1682 .rev()
1683 .for_each(|&index| self._remove_item(index, false, false, None, window, cx));
1684 }
1685
1686 // Usually when you close an item that has unsaved changes, we prompt you to
1687 // save it. That said, if you still have the buffer open in a different pane
1688 // we can close this one without fear of losing data.
1689 pub fn skip_save_on_close(item: &dyn ItemHandle, workspace: &Workspace, cx: &App) -> bool {
1690 let mut dirty_project_item_ids = Vec::new();
1691 item.for_each_project_item(cx, &mut |project_item_id, project_item| {
1692 if project_item.is_dirty() {
1693 dirty_project_item_ids.push(project_item_id);
1694 }
1695 });
1696 if dirty_project_item_ids.is_empty() {
1697 return !(item.buffer_kind(cx) == ItemBufferKind::Singleton && item.is_dirty(cx));
1698 }
1699
1700 for open_item in workspace.items(cx) {
1701 if open_item.item_id() == item.item_id() {
1702 continue;
1703 }
1704 if open_item.buffer_kind(cx) != ItemBufferKind::Singleton {
1705 continue;
1706 }
1707 let other_project_item_ids = open_item.project_item_model_ids(cx);
1708 dirty_project_item_ids.retain(|id| !other_project_item_ids.contains(id));
1709 }
1710 dirty_project_item_ids.is_empty()
1711 }
1712
1713 pub(super) fn file_names_for_prompt(
1714 items: &mut dyn Iterator<Item = &Box<dyn ItemHandle>>,
1715 cx: &App,
1716 ) -> String {
1717 let mut file_names = BTreeSet::default();
1718 for item in items {
1719 item.for_each_project_item(cx, &mut |_, project_item| {
1720 if !project_item.is_dirty() {
1721 return;
1722 }
1723 let filename = project_item
1724 .project_path(cx)
1725 .and_then(|path| path.path.file_name().map(ToOwned::to_owned));
1726 file_names.insert(filename.unwrap_or("untitled".to_string()));
1727 });
1728 }
1729 if file_names.len() > 6 {
1730 format!(
1731 "{}\n.. and {} more",
1732 file_names.iter().take(5).join("\n"),
1733 file_names.len() - 5
1734 )
1735 } else {
1736 file_names.into_iter().join("\n")
1737 }
1738 }
1739
1740 pub fn close_items(
1741 &self,
1742 window: &mut Window,
1743 cx: &mut Context<Pane>,
1744 mut save_intent: SaveIntent,
1745 should_close: impl Fn(EntityId) -> bool,
1746 ) -> Task<Result<()>> {
1747 // Find the items to close.
1748 let mut items_to_close = Vec::new();
1749 for item in &self.items {
1750 if should_close(item.item_id()) {
1751 items_to_close.push(item.boxed_clone());
1752 }
1753 }
1754
1755 let active_item_id = self.active_item().map(|item| item.item_id());
1756
1757 items_to_close.sort_by_key(|item| {
1758 let path = item.project_path(cx);
1759 // Put the currently active item at the end, because if the currently active item is not closed last
1760 // closing the currently active item will cause the focus to switch to another item
1761 // This will cause Zed to expand the content of the currently active item
1762 //
1763 // Beyond that sort in order of project path, with untitled files and multibuffers coming last.
1764 (active_item_id == Some(item.item_id()), path.is_none(), path)
1765 });
1766
1767 let workspace = self.workspace.clone();
1768 let Some(project) = self.project.upgrade() else {
1769 return Task::ready(Ok(()));
1770 };
1771 cx.spawn_in(window, async move |pane, cx| {
1772 let dirty_items = workspace.update(cx, |workspace, cx| {
1773 items_to_close
1774 .iter()
1775 .filter(|item| {
1776 item.is_dirty(cx) && !Self::skip_save_on_close(item.as_ref(), workspace, cx)
1777 })
1778 .map(|item| item.boxed_clone())
1779 .collect::<Vec<_>>()
1780 })?;
1781
1782 if save_intent == SaveIntent::Close && dirty_items.len() > 1 {
1783 let answer = pane.update_in(cx, |_, window, cx| {
1784 let detail = Self::file_names_for_prompt(&mut dirty_items.iter(), cx);
1785 window.prompt(
1786 PromptLevel::Warning,
1787 "Do you want to save changes to the following files?",
1788 Some(&detail),
1789 &["Save all", "Discard all", "Cancel"],
1790 cx,
1791 )
1792 })?;
1793 match answer.await {
1794 Ok(0) => save_intent = SaveIntent::SaveAll,
1795 Ok(1) => save_intent = SaveIntent::Skip,
1796 Ok(2) => return Ok(()),
1797 _ => {}
1798 }
1799 }
1800
1801 for item_to_close in items_to_close {
1802 let mut should_save = true;
1803 if save_intent == SaveIntent::Close {
1804 workspace.update(cx, |workspace, cx| {
1805 if Self::skip_save_on_close(item_to_close.as_ref(), workspace, cx) {
1806 should_save = false;
1807 }
1808 })?;
1809 }
1810
1811 if should_save {
1812 match Self::save_item(project.clone(), &pane, &*item_to_close, save_intent, cx)
1813 .await
1814 {
1815 Ok(success) => {
1816 if !success {
1817 break;
1818 }
1819 }
1820 Err(err) => {
1821 let answer = pane.update_in(cx, |_, window, cx| {
1822 let detail = Self::file_names_for_prompt(
1823 &mut [&item_to_close].into_iter(),
1824 cx,
1825 );
1826 window.prompt(
1827 PromptLevel::Warning,
1828 &format!("Unable to save file: {}", &err),
1829 Some(&detail),
1830 &["Close Without Saving", "Cancel"],
1831 cx,
1832 )
1833 })?;
1834 match answer.await {
1835 Ok(0) => {}
1836 Ok(1..) | Err(_) => break,
1837 }
1838 }
1839 }
1840 }
1841
1842 // Remove the item from the pane.
1843 pane.update_in(cx, |pane, window, cx| {
1844 pane.remove_item(
1845 item_to_close.item_id(),
1846 false,
1847 pane.close_pane_if_empty,
1848 window,
1849 cx,
1850 );
1851 })
1852 .ok();
1853 }
1854
1855 pane.update(cx, |_, cx| cx.notify()).ok();
1856 Ok(())
1857 })
1858 }
1859
1860 pub fn take_active_item(
1861 &mut self,
1862 window: &mut Window,
1863 cx: &mut Context<Self>,
1864 ) -> Option<Box<dyn ItemHandle>> {
1865 let item = self.active_item()?;
1866 self.remove_item(item.item_id(), false, false, window, cx);
1867 Some(item)
1868 }
1869
1870 pub fn remove_item(
1871 &mut self,
1872 item_id: EntityId,
1873 activate_pane: bool,
1874 close_pane_if_empty: bool,
1875 window: &mut Window,
1876 cx: &mut Context<Self>,
1877 ) {
1878 let Some(item_index) = self.index_for_item_id(item_id) else {
1879 return;
1880 };
1881 self._remove_item(
1882 item_index,
1883 activate_pane,
1884 close_pane_if_empty,
1885 None,
1886 window,
1887 cx,
1888 )
1889 }
1890
1891 pub fn remove_item_and_focus_on_pane(
1892 &mut self,
1893 item_index: usize,
1894 activate_pane: bool,
1895 focus_on_pane_if_closed: Entity<Pane>,
1896 window: &mut Window,
1897 cx: &mut Context<Self>,
1898 ) {
1899 self._remove_item(
1900 item_index,
1901 activate_pane,
1902 true,
1903 Some(focus_on_pane_if_closed),
1904 window,
1905 cx,
1906 )
1907 }
1908
1909 fn _remove_item(
1910 &mut self,
1911 item_index: usize,
1912 activate_pane: bool,
1913 close_pane_if_empty: bool,
1914 focus_on_pane_if_closed: Option<Entity<Pane>>,
1915 window: &mut Window,
1916 cx: &mut Context<Self>,
1917 ) {
1918 let activate_on_close = &ItemSettings::get_global(cx).activate_on_close;
1919 self.activation_history
1920 .retain(|entry| entry.entity_id != self.items[item_index].item_id());
1921
1922 if self.is_tab_pinned(item_index) {
1923 self.pinned_tab_count -= 1;
1924 }
1925 if item_index == self.active_item_index {
1926 let left_neighbour_index = || item_index.min(self.items.len()).saturating_sub(1);
1927 let index_to_activate = match activate_on_close {
1928 ActivateOnClose::History => self
1929 .activation_history
1930 .pop()
1931 .and_then(|last_activated_item| {
1932 self.items.iter().enumerate().find_map(|(index, item)| {
1933 (item.item_id() == last_activated_item.entity_id).then_some(index)
1934 })
1935 })
1936 // We didn't have a valid activation history entry, so fallback
1937 // to activating the item to the left
1938 .unwrap_or_else(left_neighbour_index),
1939 ActivateOnClose::Neighbour => {
1940 self.activation_history.pop();
1941 if item_index + 1 < self.items.len() {
1942 item_index + 1
1943 } else {
1944 item_index.saturating_sub(1)
1945 }
1946 }
1947 ActivateOnClose::LeftNeighbour => {
1948 self.activation_history.pop();
1949 left_neighbour_index()
1950 }
1951 };
1952
1953 let should_activate = activate_pane || self.has_focus(window, cx);
1954 if self.items.len() == 1 && should_activate {
1955 self.focus_handle.focus(window);
1956 } else {
1957 self.activate_item(
1958 index_to_activate,
1959 should_activate,
1960 should_activate,
1961 window,
1962 cx,
1963 );
1964 }
1965 }
1966
1967 let item = self.items.remove(item_index);
1968
1969 cx.emit(Event::RemovedItem { item: item.clone() });
1970 if self.items.is_empty() {
1971 item.deactivated(window, cx);
1972 if close_pane_if_empty {
1973 self.update_toolbar(window, cx);
1974 cx.emit(Event::Remove {
1975 focus_on_pane: focus_on_pane_if_closed,
1976 });
1977 }
1978 }
1979
1980 if item_index < self.active_item_index {
1981 self.active_item_index -= 1;
1982 }
1983
1984 let mode = self.nav_history.mode();
1985 self.nav_history.set_mode(NavigationMode::ClosingItem);
1986 item.deactivated(window, cx);
1987 item.on_removed(cx);
1988 self.nav_history.set_mode(mode);
1989
1990 if self.is_active_preview_item(item.item_id()) {
1991 self.set_preview_item_id(None, cx);
1992 }
1993
1994 if let Some(path) = item.project_path(cx) {
1995 let abs_path = self
1996 .nav_history
1997 .0
1998 .lock()
1999 .paths_by_item
2000 .get(&item.item_id())
2001 .and_then(|(_, abs_path)| abs_path.clone());
2002
2003 self.nav_history
2004 .0
2005 .lock()
2006 .paths_by_item
2007 .insert(item.item_id(), (path, abs_path));
2008 } else {
2009 self.nav_history
2010 .0
2011 .lock()
2012 .paths_by_item
2013 .remove(&item.item_id());
2014 }
2015
2016 if self.zoom_out_on_close && self.items.is_empty() && close_pane_if_empty && self.zoomed {
2017 cx.emit(Event::ZoomOut);
2018 }
2019
2020 cx.notify();
2021 }
2022
2023 pub async fn save_item(
2024 project: Entity<Project>,
2025 pane: &WeakEntity<Pane>,
2026 item: &dyn ItemHandle,
2027 save_intent: SaveIntent,
2028 cx: &mut AsyncWindowContext,
2029 ) -> Result<bool> {
2030 const CONFLICT_MESSAGE: &str = "This file has changed on disk since you started editing it. Do you want to overwrite it?";
2031
2032 const DELETED_MESSAGE: &str = "This file has been deleted on disk since you started editing it. Do you want to recreate it?";
2033
2034 let path_style = project.read_with(cx, |project, cx| project.path_style(cx))?;
2035 if save_intent == SaveIntent::Skip {
2036 return Ok(true);
2037 };
2038 let Some(item_ix) = pane
2039 .read_with(cx, |pane, _| pane.index_for_item(item))
2040 .ok()
2041 .flatten()
2042 else {
2043 return Ok(true);
2044 };
2045
2046 let (
2047 mut has_conflict,
2048 mut is_dirty,
2049 mut can_save,
2050 can_save_as,
2051 is_singleton,
2052 has_deleted_file,
2053 ) = cx.update(|_window, cx| {
2054 (
2055 item.has_conflict(cx),
2056 item.is_dirty(cx),
2057 item.can_save(cx),
2058 item.can_save_as(cx),
2059 item.buffer_kind(cx) == ItemBufferKind::Singleton,
2060 item.has_deleted_file(cx),
2061 )
2062 })?;
2063
2064 // when saving a single buffer, we ignore whether or not it's dirty.
2065 if save_intent == SaveIntent::Save || save_intent == SaveIntent::SaveWithoutFormat {
2066 is_dirty = true;
2067 }
2068
2069 if save_intent == SaveIntent::SaveAs {
2070 is_dirty = true;
2071 has_conflict = false;
2072 can_save = false;
2073 }
2074
2075 if save_intent == SaveIntent::Overwrite {
2076 has_conflict = false;
2077 }
2078
2079 let should_format = save_intent != SaveIntent::SaveWithoutFormat;
2080
2081 if has_conflict && can_save {
2082 if has_deleted_file && is_singleton {
2083 let answer = pane.update_in(cx, |pane, window, cx| {
2084 pane.activate_item(item_ix, true, true, window, cx);
2085 window.prompt(
2086 PromptLevel::Warning,
2087 DELETED_MESSAGE,
2088 None,
2089 &["Save", "Close", "Cancel"],
2090 cx,
2091 )
2092 })?;
2093 match answer.await {
2094 Ok(0) => {
2095 pane.update_in(cx, |_, window, cx| {
2096 item.save(
2097 SaveOptions {
2098 format: should_format,
2099 autosave: false,
2100 },
2101 project,
2102 window,
2103 cx,
2104 )
2105 })?
2106 .await?
2107 }
2108 Ok(1) => {
2109 pane.update_in(cx, |pane, window, cx| {
2110 pane.remove_item(item.item_id(), false, true, window, cx)
2111 })?;
2112 }
2113 _ => return Ok(false),
2114 }
2115 return Ok(true);
2116 } else {
2117 let answer = pane.update_in(cx, |pane, window, cx| {
2118 pane.activate_item(item_ix, true, true, window, cx);
2119 window.prompt(
2120 PromptLevel::Warning,
2121 CONFLICT_MESSAGE,
2122 None,
2123 &["Overwrite", "Discard", "Cancel"],
2124 cx,
2125 )
2126 })?;
2127 match answer.await {
2128 Ok(0) => {
2129 pane.update_in(cx, |_, window, cx| {
2130 item.save(
2131 SaveOptions {
2132 format: should_format,
2133 autosave: false,
2134 },
2135 project,
2136 window,
2137 cx,
2138 )
2139 })?
2140 .await?
2141 }
2142 Ok(1) => {
2143 pane.update_in(cx, |_, window, cx| item.reload(project, window, cx))?
2144 .await?
2145 }
2146 _ => return Ok(false),
2147 }
2148 }
2149 } else if is_dirty && (can_save || can_save_as) {
2150 if save_intent == SaveIntent::Close {
2151 let will_autosave = cx.update(|_window, cx| {
2152 item.can_autosave(cx)
2153 && item.workspace_settings(cx).autosave.should_save_on_close()
2154 })?;
2155 if !will_autosave {
2156 let item_id = item.item_id();
2157 let answer_task = pane.update_in(cx, |pane, window, cx| {
2158 if pane.save_modals_spawned.insert(item_id) {
2159 pane.activate_item(item_ix, true, true, window, cx);
2160 let prompt = dirty_message_for(item.project_path(cx), path_style);
2161 Some(window.prompt(
2162 PromptLevel::Warning,
2163 &prompt,
2164 None,
2165 &["Save", "Don't Save", "Cancel"],
2166 cx,
2167 ))
2168 } else {
2169 None
2170 }
2171 })?;
2172 if let Some(answer_task) = answer_task {
2173 let answer = answer_task.await;
2174 pane.update(cx, |pane, _| {
2175 if !pane.save_modals_spawned.remove(&item_id) {
2176 debug_panic!(
2177 "save modal was not present in spawned modals after awaiting for its answer"
2178 )
2179 }
2180 })?;
2181 match answer {
2182 Ok(0) => {}
2183 Ok(1) => {
2184 // Don't save this file
2185 pane.update_in(cx, |pane, _, cx| {
2186 if pane.is_tab_pinned(item_ix) && !item.can_save(cx) {
2187 pane.pinned_tab_count -= 1;
2188 }
2189 })
2190 .log_err();
2191 return Ok(true);
2192 }
2193 _ => return Ok(false), // Cancel
2194 }
2195 } else {
2196 return Ok(false);
2197 }
2198 }
2199 }
2200
2201 if can_save {
2202 pane.update_in(cx, |pane, window, cx| {
2203 if pane.is_active_preview_item(item.item_id()) {
2204 pane.set_preview_item_id(None, cx);
2205 }
2206 item.save(
2207 SaveOptions {
2208 format: should_format,
2209 autosave: false,
2210 },
2211 project,
2212 window,
2213 cx,
2214 )
2215 })?
2216 .await?;
2217 } else if can_save_as && is_singleton {
2218 let suggested_name =
2219 cx.update(|_window, cx| item.suggested_filename(cx).to_string())?;
2220 let new_path = pane.update_in(cx, |pane, window, cx| {
2221 pane.activate_item(item_ix, true, true, window, cx);
2222 pane.workspace.update(cx, |workspace, cx| {
2223 let lister = if workspace.project().read(cx).is_local() {
2224 DirectoryLister::Local(
2225 workspace.project().clone(),
2226 workspace.app_state().fs.clone(),
2227 )
2228 } else {
2229 DirectoryLister::Project(workspace.project().clone())
2230 };
2231 workspace.prompt_for_new_path(lister, Some(suggested_name), window, cx)
2232 })
2233 })??;
2234 let Some(new_path) = new_path.await.ok().flatten().into_iter().flatten().next()
2235 else {
2236 return Ok(false);
2237 };
2238
2239 let project_path = pane
2240 .update(cx, |pane, cx| {
2241 pane.project
2242 .update(cx, |project, cx| {
2243 project.find_or_create_worktree(new_path, true, cx)
2244 })
2245 .ok()
2246 })
2247 .ok()
2248 .flatten();
2249 let save_task = if let Some(project_path) = project_path {
2250 let (worktree, path) = project_path.await?;
2251 let worktree_id = worktree.read_with(cx, |worktree, _| worktree.id())?;
2252 let new_path = ProjectPath {
2253 worktree_id,
2254 path: path,
2255 };
2256
2257 pane.update_in(cx, |pane, window, cx| {
2258 if let Some(item) = pane.item_for_path(new_path.clone(), cx) {
2259 pane.remove_item(item.item_id(), false, false, window, cx);
2260 }
2261
2262 item.save_as(project, new_path, window, cx)
2263 })?
2264 } else {
2265 return Ok(false);
2266 };
2267
2268 save_task.await?;
2269 return Ok(true);
2270 }
2271 }
2272
2273 pane.update(cx, |_, cx| {
2274 cx.emit(Event::UserSavedItem {
2275 item: item.downgrade_item(),
2276 save_intent,
2277 });
2278 true
2279 })
2280 }
2281
2282 pub fn autosave_item(
2283 item: &dyn ItemHandle,
2284 project: Entity<Project>,
2285 window: &mut Window,
2286 cx: &mut App,
2287 ) -> Task<Result<()>> {
2288 let format = !matches!(
2289 item.workspace_settings(cx).autosave,
2290 AutosaveSetting::AfterDelay { .. }
2291 );
2292 if item.can_autosave(cx) {
2293 item.save(
2294 SaveOptions {
2295 format,
2296 autosave: true,
2297 },
2298 project,
2299 window,
2300 cx,
2301 )
2302 } else {
2303 Task::ready(Ok(()))
2304 }
2305 }
2306
2307 pub fn focus_active_item(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2308 if let Some(active_item) = self.active_item() {
2309 let focus_handle = active_item.item_focus_handle(cx);
2310 window.focus(&focus_handle);
2311 }
2312 }
2313
2314 pub fn split(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2315 cx.emit(Event::Split {
2316 direction,
2317 clone_active_item: true,
2318 });
2319 }
2320
2321 pub fn split_and_move(&mut self, direction: SplitDirection, cx: &mut Context<Self>) {
2322 if self.items.len() > 1 {
2323 cx.emit(Event::Split {
2324 direction,
2325 clone_active_item: false,
2326 });
2327 }
2328 }
2329
2330 pub fn toolbar(&self) -> &Entity<Toolbar> {
2331 &self.toolbar
2332 }
2333
2334 pub fn handle_deleted_project_item(
2335 &mut self,
2336 entry_id: ProjectEntryId,
2337 window: &mut Window,
2338 cx: &mut Context<Pane>,
2339 ) -> Option<()> {
2340 let item_id = self.items().find_map(|item| {
2341 if item.buffer_kind(cx) == ItemBufferKind::Singleton
2342 && item.project_entry_ids(cx).as_slice() == [entry_id]
2343 {
2344 Some(item.item_id())
2345 } else {
2346 None
2347 }
2348 })?;
2349
2350 self.remove_item(item_id, false, true, window, cx);
2351 self.nav_history.remove_item(item_id);
2352
2353 Some(())
2354 }
2355
2356 fn update_toolbar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2357 let active_item = self
2358 .items
2359 .get(self.active_item_index)
2360 .map(|item| item.as_ref());
2361 self.toolbar.update(cx, |toolbar, cx| {
2362 toolbar.set_active_item(active_item, window, cx);
2363 });
2364 }
2365
2366 fn update_status_bar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2367 let workspace = self.workspace.clone();
2368 let pane = cx.entity();
2369
2370 window.defer(cx, move |window, cx| {
2371 let Ok(status_bar) =
2372 workspace.read_with(cx, |workspace, _| workspace.status_bar.clone())
2373 else {
2374 return;
2375 };
2376
2377 status_bar.update(cx, move |status_bar, cx| {
2378 status_bar.set_active_pane(&pane, window, cx);
2379 });
2380 });
2381 }
2382
2383 fn entry_abs_path(&self, entry: ProjectEntryId, cx: &App) -> Option<PathBuf> {
2384 let worktree = self
2385 .workspace
2386 .upgrade()?
2387 .read(cx)
2388 .project()
2389 .read(cx)
2390 .worktree_for_entry(entry, cx)?
2391 .read(cx);
2392 let entry = worktree.entry_for_id(entry)?;
2393 Some(match &entry.canonical_path {
2394 Some(canonical_path) => canonical_path.to_path_buf(),
2395 None => worktree.absolutize(&entry.path),
2396 })
2397 }
2398
2399 pub fn icon_color(selected: bool) -> Color {
2400 if selected {
2401 Color::Default
2402 } else {
2403 Color::Muted
2404 }
2405 }
2406
2407 fn toggle_pin_tab(&mut self, _: &TogglePinTab, window: &mut Window, cx: &mut Context<Self>) {
2408 if self.items.is_empty() {
2409 return;
2410 }
2411 let active_tab_ix = self.active_item_index();
2412 if self.is_tab_pinned(active_tab_ix) {
2413 self.unpin_tab_at(active_tab_ix, window, cx);
2414 } else {
2415 self.pin_tab_at(active_tab_ix, window, cx);
2416 }
2417 }
2418
2419 fn unpin_all_tabs(&mut self, _: &UnpinAllTabs, window: &mut Window, cx: &mut Context<Self>) {
2420 if self.items.is_empty() {
2421 return;
2422 }
2423
2424 let pinned_item_ids = self.pinned_item_ids().into_iter().rev();
2425
2426 for pinned_item_id in pinned_item_ids {
2427 if let Some(ix) = self.index_for_item_id(pinned_item_id) {
2428 self.unpin_tab_at(ix, window, cx);
2429 }
2430 }
2431 }
2432
2433 fn pin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2434 self.change_tab_pin_state(ix, PinOperation::Pin, window, cx);
2435 }
2436
2437 fn unpin_tab_at(&mut self, ix: usize, window: &mut Window, cx: &mut Context<Self>) {
2438 self.change_tab_pin_state(ix, PinOperation::Unpin, window, cx);
2439 }
2440
2441 fn change_tab_pin_state(
2442 &mut self,
2443 ix: usize,
2444 operation: PinOperation,
2445 window: &mut Window,
2446 cx: &mut Context<Self>,
2447 ) {
2448 maybe!({
2449 let pane = cx.entity();
2450
2451 let destination_index = match operation {
2452 PinOperation::Pin => self.pinned_tab_count.min(ix),
2453 PinOperation::Unpin => self.pinned_tab_count.checked_sub(1)?,
2454 };
2455
2456 let id = self.item_for_index(ix)?.item_id();
2457 let should_activate = ix == self.active_item_index;
2458
2459 if matches!(operation, PinOperation::Pin) && self.is_active_preview_item(id) {
2460 self.set_preview_item_id(None, cx);
2461 }
2462
2463 match operation {
2464 PinOperation::Pin => self.pinned_tab_count += 1,
2465 PinOperation::Unpin => self.pinned_tab_count -= 1,
2466 }
2467
2468 if ix == destination_index {
2469 cx.notify();
2470 } else {
2471 self.workspace
2472 .update(cx, |_, cx| {
2473 cx.defer_in(window, move |_, window, cx| {
2474 move_item(
2475 &pane,
2476 &pane,
2477 id,
2478 destination_index,
2479 should_activate,
2480 window,
2481 cx,
2482 );
2483 });
2484 })
2485 .ok()?;
2486 }
2487
2488 let event = match operation {
2489 PinOperation::Pin => Event::ItemPinned,
2490 PinOperation::Unpin => Event::ItemUnpinned,
2491 };
2492
2493 cx.emit(event);
2494
2495 Some(())
2496 });
2497 }
2498
2499 fn is_tab_pinned(&self, ix: usize) -> bool {
2500 self.pinned_tab_count > ix
2501 }
2502
2503 fn has_unpinned_tabs(&self) -> bool {
2504 self.pinned_tab_count < self.items.len()
2505 }
2506
2507 fn activate_unpinned_tab(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2508 if self.items.is_empty() {
2509 return;
2510 }
2511 let Some(index) = self
2512 .items()
2513 .enumerate()
2514 .find_map(|(index, _item)| (!self.is_tab_pinned(index)).then_some(index))
2515 else {
2516 return;
2517 };
2518 self.activate_item(index, true, true, window, cx);
2519 }
2520
2521 fn render_tab(
2522 &self,
2523 ix: usize,
2524 item: &dyn ItemHandle,
2525 detail: usize,
2526 focus_handle: &FocusHandle,
2527 window: &mut Window,
2528 cx: &mut Context<Pane>,
2529 ) -> impl IntoElement + use<> {
2530 let is_active = ix == self.active_item_index;
2531 let is_preview = self
2532 .preview_item_id
2533 .map(|id| id == item.item_id())
2534 .unwrap_or(false);
2535
2536 let label = item.tab_content(
2537 TabContentParams {
2538 detail: Some(detail),
2539 selected: is_active,
2540 preview: is_preview,
2541 deemphasized: !self.has_focus(window, cx),
2542 },
2543 window,
2544 cx,
2545 );
2546
2547 let item_diagnostic = item
2548 .project_path(cx)
2549 .map_or(None, |project_path| self.diagnostics.get(&project_path));
2550
2551 let decorated_icon = item_diagnostic.map_or(None, |diagnostic| {
2552 let icon = match item.tab_icon(window, cx) {
2553 Some(icon) => icon,
2554 None => return None,
2555 };
2556
2557 let knockout_item_color = if is_active {
2558 cx.theme().colors().tab_active_background
2559 } else {
2560 cx.theme().colors().tab_bar_background
2561 };
2562
2563 let (icon_decoration, icon_color) = if matches!(diagnostic, &DiagnosticSeverity::ERROR)
2564 {
2565 (IconDecorationKind::X, Color::Error)
2566 } else {
2567 (IconDecorationKind::Triangle, Color::Warning)
2568 };
2569
2570 Some(DecoratedIcon::new(
2571 icon.size(IconSize::Small).color(Color::Muted),
2572 Some(
2573 IconDecoration::new(icon_decoration, knockout_item_color, cx)
2574 .color(icon_color.color(cx))
2575 .position(Point {
2576 x: px(-2.),
2577 y: px(-2.),
2578 }),
2579 ),
2580 ))
2581 });
2582
2583 let icon = if decorated_icon.is_none() {
2584 match item_diagnostic {
2585 Some(&DiagnosticSeverity::ERROR) => None,
2586 Some(&DiagnosticSeverity::WARNING) => None,
2587 _ => item
2588 .tab_icon(window, cx)
2589 .map(|icon| icon.color(Color::Muted)),
2590 }
2591 .map(|icon| icon.size(IconSize::Small))
2592 } else {
2593 None
2594 };
2595
2596 let settings = ItemSettings::get_global(cx);
2597 let close_side = &settings.close_position;
2598 let show_close_button = &settings.show_close_button;
2599 let indicator = render_item_indicator(item.boxed_clone(), cx);
2600 let item_id = item.item_id();
2601 let is_first_item = ix == 0;
2602 let is_last_item = ix == self.items.len() - 1;
2603 let is_pinned = self.is_tab_pinned(ix);
2604 let position_relative_to_active_item = ix.cmp(&self.active_item_index);
2605
2606 let tab = Tab::new(ix)
2607 .position(if is_first_item {
2608 TabPosition::First
2609 } else if is_last_item {
2610 TabPosition::Last
2611 } else {
2612 TabPosition::Middle(position_relative_to_active_item)
2613 })
2614 .close_side(match close_side {
2615 ClosePosition::Left => ui::TabCloseSide::Start,
2616 ClosePosition::Right => ui::TabCloseSide::End,
2617 })
2618 .toggle_state(is_active)
2619 .on_click(cx.listener(move |pane: &mut Self, _, window, cx| {
2620 pane.activate_item(ix, true, true, window, cx)
2621 }))
2622 // TODO: This should be a click listener with the middle mouse button instead of a mouse down listener.
2623 .on_mouse_down(
2624 MouseButton::Middle,
2625 cx.listener(move |pane, _event, window, cx| {
2626 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2627 .detach_and_log_err(cx);
2628 }),
2629 )
2630 .on_mouse_down(
2631 MouseButton::Left,
2632 cx.listener(move |pane, event: &MouseDownEvent, _, cx| {
2633 if let Some(id) = pane.preview_item_id
2634 && id == item_id
2635 && event.click_count > 1
2636 {
2637 pane.set_preview_item_id(None, cx);
2638 }
2639 }),
2640 )
2641 .on_drag(
2642 DraggedTab {
2643 item: item.boxed_clone(),
2644 pane: cx.entity(),
2645 detail,
2646 is_active,
2647 ix,
2648 },
2649 |tab, _, _, cx| cx.new(|_| tab.clone()),
2650 )
2651 .drag_over::<DraggedTab>(move |tab, dragged_tab: &DraggedTab, _, cx| {
2652 let mut styled_tab = tab
2653 .bg(cx.theme().colors().drop_target_background)
2654 .border_color(cx.theme().colors().drop_target_border)
2655 .border_0();
2656
2657 if ix < dragged_tab.ix {
2658 styled_tab = styled_tab.border_l_2();
2659 } else if ix > dragged_tab.ix {
2660 styled_tab = styled_tab.border_r_2();
2661 }
2662
2663 styled_tab
2664 })
2665 .drag_over::<DraggedSelection>(|tab, _, _, cx| {
2666 tab.bg(cx.theme().colors().drop_target_background)
2667 })
2668 .when_some(self.can_drop_predicate.clone(), |this, p| {
2669 this.can_drop(move |a, window, cx| p(a, window, cx))
2670 })
2671 .on_drop(
2672 cx.listener(move |this, dragged_tab: &DraggedTab, window, cx| {
2673 this.drag_split_direction = None;
2674 this.handle_tab_drop(dragged_tab, ix, window, cx)
2675 }),
2676 )
2677 .on_drop(
2678 cx.listener(move |this, selection: &DraggedSelection, window, cx| {
2679 this.drag_split_direction = None;
2680 this.handle_dragged_selection_drop(selection, Some(ix), window, cx)
2681 }),
2682 )
2683 .on_drop(cx.listener(move |this, paths, window, cx| {
2684 this.drag_split_direction = None;
2685 this.handle_external_paths_drop(paths, window, cx)
2686 }))
2687 .when_some(item.tab_tooltip_content(cx), |tab, content| match content {
2688 TabTooltipContent::Text(text) => tab.tooltip(Tooltip::text(text)),
2689 TabTooltipContent::Custom(element_fn) => {
2690 tab.tooltip(move |window, cx| element_fn(window, cx))
2691 }
2692 })
2693 .start_slot::<Indicator>(indicator)
2694 .map(|this| {
2695 let end_slot_action: &'static dyn Action;
2696 let end_slot_tooltip_text: &'static str;
2697 let end_slot = if is_pinned {
2698 end_slot_action = &TogglePinTab;
2699 end_slot_tooltip_text = "Unpin Tab";
2700 IconButton::new("unpin tab", IconName::Pin)
2701 .shape(IconButtonShape::Square)
2702 .icon_color(Color::Muted)
2703 .size(ButtonSize::None)
2704 .icon_size(IconSize::Small)
2705 .on_click(cx.listener(move |pane, _, window, cx| {
2706 pane.unpin_tab_at(ix, window, cx);
2707 }))
2708 } else {
2709 end_slot_action = &CloseActiveItem {
2710 save_intent: None,
2711 close_pinned: false,
2712 };
2713 end_slot_tooltip_text = "Close Tab";
2714 match show_close_button {
2715 ShowCloseButton::Always => IconButton::new("close tab", IconName::Close),
2716 ShowCloseButton::Hover => {
2717 IconButton::new("close tab", IconName::Close).visible_on_hover("")
2718 }
2719 ShowCloseButton::Hidden => return this,
2720 }
2721 .shape(IconButtonShape::Square)
2722 .icon_color(Color::Muted)
2723 .size(ButtonSize::None)
2724 .icon_size(IconSize::Small)
2725 .on_click(cx.listener(move |pane, _, window, cx| {
2726 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2727 .detach_and_log_err(cx);
2728 }))
2729 }
2730 .map(|this| {
2731 if is_active {
2732 let focus_handle = focus_handle.clone();
2733 this.tooltip(move |_window, cx| {
2734 Tooltip::for_action_in(
2735 end_slot_tooltip_text,
2736 end_slot_action,
2737 &focus_handle,
2738 cx,
2739 )
2740 })
2741 } else {
2742 this.tooltip(Tooltip::text(end_slot_tooltip_text))
2743 }
2744 });
2745 this.end_slot(end_slot)
2746 })
2747 .child(
2748 h_flex()
2749 .gap_1()
2750 .items_center()
2751 .children(
2752 std::iter::once(if let Some(decorated_icon) = decorated_icon {
2753 Some(div().child(decorated_icon.into_any_element()))
2754 } else {
2755 icon.map(|icon| div().child(icon.into_any_element()))
2756 })
2757 .flatten(),
2758 )
2759 .child(label),
2760 );
2761
2762 let single_entry_to_resolve = (self.items[ix].buffer_kind(cx) == ItemBufferKind::Singleton)
2763 .then(|| self.items[ix].project_entry_ids(cx).get(0).copied())
2764 .flatten();
2765
2766 let total_items = self.items.len();
2767 let has_multibuffer_items = self
2768 .items
2769 .iter()
2770 .any(|item| item.buffer_kind(cx) == ItemBufferKind::Multibuffer);
2771 let has_items_to_left = ix > 0;
2772 let has_items_to_right = ix < total_items - 1;
2773 let has_clean_items = self.items.iter().any(|item| !item.is_dirty(cx));
2774 let is_pinned = self.is_tab_pinned(ix);
2775 let pane = cx.entity().downgrade();
2776 let menu_context = item.item_focus_handle(cx);
2777 right_click_menu(ix)
2778 .trigger(|_, _, _| tab)
2779 .menu(move |window, cx| {
2780 let pane = pane.clone();
2781 let menu_context = menu_context.clone();
2782 ContextMenu::build(window, cx, move |mut menu, window, cx| {
2783 let close_active_item_action = CloseActiveItem {
2784 save_intent: None,
2785 close_pinned: true,
2786 };
2787 let close_inactive_items_action = CloseOtherItems {
2788 save_intent: None,
2789 close_pinned: false,
2790 };
2791 let close_multibuffers_action = CloseMultibufferItems {
2792 save_intent: None,
2793 close_pinned: false,
2794 };
2795 let close_items_to_the_left_action = CloseItemsToTheLeft {
2796 close_pinned: false,
2797 };
2798 let close_items_to_the_right_action = CloseItemsToTheRight {
2799 close_pinned: false,
2800 };
2801 let close_clean_items_action = CloseCleanItems {
2802 close_pinned: false,
2803 };
2804 let close_all_items_action = CloseAllItems {
2805 save_intent: None,
2806 close_pinned: false,
2807 };
2808 if let Some(pane) = pane.upgrade() {
2809 menu = menu
2810 .entry(
2811 "Close",
2812 Some(Box::new(close_active_item_action)),
2813 window.handler_for(&pane, move |pane, window, cx| {
2814 pane.close_item_by_id(item_id, SaveIntent::Close, window, cx)
2815 .detach_and_log_err(cx);
2816 }),
2817 )
2818 .item(ContextMenuItem::Entry(
2819 ContextMenuEntry::new("Close Others")
2820 .action(Box::new(close_inactive_items_action.clone()))
2821 .disabled(total_items == 1)
2822 .handler(window.handler_for(&pane, move |pane, window, cx| {
2823 pane.close_other_items(
2824 &close_inactive_items_action,
2825 Some(item_id),
2826 window,
2827 cx,
2828 )
2829 .detach_and_log_err(cx);
2830 })),
2831 ))
2832 // We make this optional, instead of using disabled as to not overwhelm the context menu unnecessarily
2833 .extend(has_multibuffer_items.then(|| {
2834 ContextMenuItem::Entry(
2835 ContextMenuEntry::new("Close Multibuffers")
2836 .action(Box::new(close_multibuffers_action.clone()))
2837 .handler(window.handler_for(
2838 &pane,
2839 move |pane, window, cx| {
2840 pane.close_multibuffer_items(
2841 &close_multibuffers_action,
2842 window,
2843 cx,
2844 )
2845 .detach_and_log_err(cx);
2846 },
2847 )),
2848 )
2849 }))
2850 .separator()
2851 .item(ContextMenuItem::Entry(
2852 ContextMenuEntry::new("Close Left")
2853 .action(Box::new(close_items_to_the_left_action.clone()))
2854 .disabled(!has_items_to_left)
2855 .handler(window.handler_for(&pane, move |pane, window, cx| {
2856 pane.close_items_to_the_left_by_id(
2857 Some(item_id),
2858 &close_items_to_the_left_action,
2859 window,
2860 cx,
2861 )
2862 .detach_and_log_err(cx);
2863 })),
2864 ))
2865 .item(ContextMenuItem::Entry(
2866 ContextMenuEntry::new("Close Right")
2867 .action(Box::new(close_items_to_the_right_action.clone()))
2868 .disabled(!has_items_to_right)
2869 .handler(window.handler_for(&pane, move |pane, window, cx| {
2870 pane.close_items_to_the_right_by_id(
2871 Some(item_id),
2872 &close_items_to_the_right_action,
2873 window,
2874 cx,
2875 )
2876 .detach_and_log_err(cx);
2877 })),
2878 ))
2879 .separator()
2880 .item(ContextMenuItem::Entry(
2881 ContextMenuEntry::new("Close Clean")
2882 .action(Box::new(close_clean_items_action.clone()))
2883 .disabled(!has_clean_items)
2884 .handler(window.handler_for(&pane, move |pane, window, cx| {
2885 pane.close_clean_items(
2886 &close_clean_items_action,
2887 window,
2888 cx,
2889 )
2890 .detach_and_log_err(cx)
2891 })),
2892 ))
2893 .entry(
2894 "Close All",
2895 Some(Box::new(close_all_items_action.clone())),
2896 window.handler_for(&pane, move |pane, window, cx| {
2897 pane.close_all_items(&close_all_items_action, window, cx)
2898 .detach_and_log_err(cx)
2899 }),
2900 );
2901
2902 let pin_tab_entries = |menu: ContextMenu| {
2903 menu.separator().map(|this| {
2904 if is_pinned {
2905 this.entry(
2906 "Unpin Tab",
2907 Some(TogglePinTab.boxed_clone()),
2908 window.handler_for(&pane, move |pane, window, cx| {
2909 pane.unpin_tab_at(ix, window, cx);
2910 }),
2911 )
2912 } else {
2913 this.entry(
2914 "Pin Tab",
2915 Some(TogglePinTab.boxed_clone()),
2916 window.handler_for(&pane, move |pane, window, cx| {
2917 pane.pin_tab_at(ix, window, cx);
2918 }),
2919 )
2920 }
2921 })
2922 };
2923 if let Some(entry) = single_entry_to_resolve {
2924 let project_path = pane
2925 .read(cx)
2926 .item_for_entry(entry, cx)
2927 .and_then(|item| item.project_path(cx));
2928 let worktree = project_path.as_ref().and_then(|project_path| {
2929 pane.read(cx)
2930 .project
2931 .upgrade()?
2932 .read(cx)
2933 .worktree_for_id(project_path.worktree_id, cx)
2934 });
2935 let has_relative_path = worktree.as_ref().is_some_and(|worktree| {
2936 worktree
2937 .read(cx)
2938 .root_entry()
2939 .is_some_and(|entry| entry.is_dir())
2940 });
2941
2942 let entry_abs_path = pane.read(cx).entry_abs_path(entry, cx);
2943 let parent_abs_path = entry_abs_path
2944 .as_deref()
2945 .and_then(|abs_path| Some(abs_path.parent()?.to_path_buf()));
2946 let relative_path = project_path
2947 .map(|project_path| project_path.path)
2948 .filter(|_| has_relative_path);
2949
2950 let visible_in_project_panel = relative_path.is_some()
2951 && worktree.is_some_and(|worktree| worktree.read(cx).is_visible());
2952
2953 let entry_id = entry.to_proto();
2954 menu = menu
2955 .separator()
2956 .when_some(entry_abs_path, |menu, abs_path| {
2957 menu.entry(
2958 "Copy Path",
2959 Some(Box::new(zed_actions::workspace::CopyPath)),
2960 window.handler_for(&pane, move |_, _, cx| {
2961 cx.write_to_clipboard(ClipboardItem::new_string(
2962 abs_path.to_string_lossy().into_owned(),
2963 ));
2964 }),
2965 )
2966 })
2967 .when_some(relative_path, |menu, relative_path| {
2968 menu.entry(
2969 "Copy Relative Path",
2970 Some(Box::new(zed_actions::workspace::CopyRelativePath)),
2971 window.handler_for(&pane, move |this, _, cx| {
2972 let Some(project) = this.project.upgrade() else {
2973 return;
2974 };
2975 let path_style = project
2976 .update(cx, |project, cx| project.path_style(cx));
2977 cx.write_to_clipboard(ClipboardItem::new_string(
2978 relative_path.display(path_style).to_string(),
2979 ));
2980 }),
2981 )
2982 })
2983 .map(pin_tab_entries)
2984 .separator()
2985 .when(visible_in_project_panel, |menu| {
2986 menu.entry(
2987 "Reveal In Project Panel",
2988 Some(Box::new(RevealInProjectPanel::default())),
2989 window.handler_for(&pane, move |pane, _, cx| {
2990 pane.project
2991 .update(cx, |_, cx| {
2992 cx.emit(project::Event::RevealInProjectPanel(
2993 ProjectEntryId::from_proto(entry_id),
2994 ))
2995 })
2996 .ok();
2997 }),
2998 )
2999 })
3000 .when_some(parent_abs_path, |menu, parent_abs_path| {
3001 menu.entry(
3002 "Open in Terminal",
3003 Some(Box::new(OpenInTerminal)),
3004 window.handler_for(&pane, move |_, window, cx| {
3005 window.dispatch_action(
3006 OpenTerminal {
3007 working_directory: parent_abs_path.clone(),
3008 }
3009 .boxed_clone(),
3010 cx,
3011 );
3012 }),
3013 )
3014 });
3015 } else {
3016 menu = menu.map(pin_tab_entries);
3017 }
3018 }
3019
3020 menu.context(menu_context)
3021 })
3022 })
3023 }
3024
3025 fn render_tab_bar(&mut self, window: &mut Window, cx: &mut Context<Pane>) -> AnyElement {
3026 let focus_handle = self.focus_handle.clone();
3027 let navigate_backward = IconButton::new("navigate_backward", IconName::ArrowLeft)
3028 .icon_size(IconSize::Small)
3029 .on_click({
3030 let entity = cx.entity();
3031 move |_, window, cx| {
3032 entity.update(cx, |pane, cx| {
3033 pane.navigate_backward(&Default::default(), window, cx)
3034 })
3035 }
3036 })
3037 .disabled(!self.can_navigate_backward())
3038 .tooltip({
3039 let focus_handle = focus_handle.clone();
3040 move |_window, cx| Tooltip::for_action_in("Go Back", &GoBack, &focus_handle, cx)
3041 });
3042
3043 let open_aside = IconButton::new("open_aside", IconName::Thread)
3044 .icon_size(IconSize::Small)
3045 .on_click({
3046 let workspace = self.workspace.clone();
3047 move |_, window, cx| {
3048 workspace
3049 .update(cx, |workspace, cx| workspace.toggle_panelet(window, cx))
3050 .ok();
3051 }
3052 });
3053
3054 let navigate_forward = IconButton::new("navigate_forward", IconName::ArrowRight)
3055 .icon_size(IconSize::Small)
3056 .on_click({
3057 let entity = cx.entity();
3058 move |_, window, cx| {
3059 entity.update(cx, |pane, cx| {
3060 pane.navigate_forward(&Default::default(), window, cx)
3061 })
3062 }
3063 })
3064 .disabled(!self.can_navigate_forward())
3065 .tooltip({
3066 let focus_handle = focus_handle.clone();
3067 move |_window, cx| {
3068 Tooltip::for_action_in("Go Forward", &GoForward, &focus_handle, cx)
3069 }
3070 });
3071
3072 let mut tab_items = self
3073 .items
3074 .iter()
3075 .enumerate()
3076 .zip(tab_details(&self.items, window, cx))
3077 .map(|((ix, item), detail)| {
3078 self.render_tab(ix, &**item, detail, &focus_handle, window, cx)
3079 })
3080 .collect::<Vec<_>>();
3081 let tab_count = tab_items.len();
3082 if self.is_tab_pinned(tab_count) {
3083 log::warn!(
3084 "Pinned tab count ({}) exceeds actual tab count ({}). \
3085 This should not happen. If possible, add reproduction steps, \
3086 in a comment, to https://github.com/zed-industries/zed/issues/33342",
3087 self.pinned_tab_count,
3088 tab_count
3089 );
3090 self.pinned_tab_count = tab_count;
3091 }
3092 let unpinned_tabs = tab_items.split_off(self.pinned_tab_count);
3093 let pinned_tabs = tab_items;
3094
3095 let render_aside_toggle = self
3096 .workspace
3097 .upgrade()
3098 .map(|entity| !entity.read(cx).panelet)
3099 .unwrap_or(false);
3100
3101 TabBar::new("tab_bar")
3102 .when(render_aside_toggle, |tab_bar| {
3103 tab_bar.start_child(open_aside)
3104 })
3105 .when(
3106 self.display_nav_history_buttons.unwrap_or_default(),
3107 |tab_bar| {
3108 tab_bar
3109 .pre_end_child(navigate_backward)
3110 .pre_end_child(navigate_forward)
3111 },
3112 )
3113 .map(|tab_bar| {
3114 if self.show_tab_bar_buttons {
3115 let render_tab_buttons = self.render_tab_bar_buttons.clone();
3116 let (left_children, right_children) = render_tab_buttons(self, window, cx);
3117 tab_bar
3118 .start_children(left_children)
3119 .end_children(right_children)
3120 } else {
3121 tab_bar
3122 }
3123 })
3124 .children(pinned_tabs.len().ne(&0).then(|| {
3125 let max_scroll = self.tab_bar_scroll_handle.max_offset().width;
3126 // We need to check both because offset returns delta values even when the scroll handle is not scrollable
3127 let is_scrollable = !max_scroll.is_zero();
3128 let is_scrolled = self.tab_bar_scroll_handle.offset().x < px(0.);
3129 let has_active_unpinned_tab = self.active_item_index >= self.pinned_tab_count;
3130 h_flex()
3131 .children(pinned_tabs)
3132 .when(is_scrollable && is_scrolled, |this| {
3133 this.when(has_active_unpinned_tab, |this| this.border_r_2())
3134 .when(!has_active_unpinned_tab, |this| this.border_r_1())
3135 .border_color(cx.theme().colors().border)
3136 })
3137 }))
3138 .child(
3139 h_flex()
3140 .id("unpinned tabs")
3141 .overflow_x_scroll()
3142 .w_full()
3143 .track_scroll(&self.tab_bar_scroll_handle)
3144 .on_scroll_wheel(cx.listener(|this, _, _, _| {
3145 this.suppress_scroll = true;
3146 }))
3147 .children(unpinned_tabs)
3148 .child(
3149 div()
3150 .id("tab_bar_drop_target")
3151 .min_w_6()
3152 // HACK: This empty child is currently necessary to force the drop target to appear
3153 // despite us setting a min width above.
3154 .child("")
3155 // HACK: h_full doesn't occupy the complete height, using fixed height instead
3156 .h(Tab::container_height(cx))
3157 .flex_grow()
3158 .drag_over::<DraggedTab>(|bar, _, _, cx| {
3159 bar.bg(cx.theme().colors().drop_target_background)
3160 })
3161 .drag_over::<DraggedSelection>(|bar, _, _, cx| {
3162 bar.bg(cx.theme().colors().drop_target_background)
3163 })
3164 .on_drop(cx.listener(
3165 move |this, dragged_tab: &DraggedTab, window, cx| {
3166 this.drag_split_direction = None;
3167 this.handle_tab_drop(dragged_tab, this.items.len(), window, cx)
3168 },
3169 ))
3170 .on_drop(cx.listener(
3171 move |this, selection: &DraggedSelection, window, cx| {
3172 this.drag_split_direction = None;
3173 this.handle_project_entry_drop(
3174 &selection.active_selection.entry_id,
3175 Some(tab_count),
3176 window,
3177 cx,
3178 )
3179 },
3180 ))
3181 .on_drop(cx.listener(move |this, paths, window, cx| {
3182 this.drag_split_direction = None;
3183 this.handle_external_paths_drop(paths, window, cx)
3184 }))
3185 .on_click(cx.listener(move |this, event: &ClickEvent, window, cx| {
3186 if event.click_count() == 2 {
3187 window.dispatch_action(
3188 this.double_click_dispatch_action.boxed_clone(),
3189 cx,
3190 );
3191 }
3192 })),
3193 ),
3194 )
3195 .into_any_element()
3196 }
3197
3198 pub fn render_menu_overlay(menu: &Entity<ContextMenu>) -> Div {
3199 div().absolute().bottom_0().right_0().size_0().child(
3200 deferred(anchored().anchor(Corner::TopRight).child(menu.clone())).with_priority(1),
3201 )
3202 }
3203
3204 pub fn set_zoomed(&mut self, zoomed: bool, cx: &mut Context<Self>) {
3205 self.zoomed = zoomed;
3206 cx.notify();
3207 }
3208
3209 pub fn is_zoomed(&self) -> bool {
3210 self.zoomed
3211 }
3212
3213 fn handle_drag_move<T: 'static>(
3214 &mut self,
3215 event: &DragMoveEvent<T>,
3216 window: &mut Window,
3217 cx: &mut Context<Self>,
3218 ) {
3219 let can_split_predicate = self.can_split_predicate.take();
3220 let can_split = match &can_split_predicate {
3221 Some(can_split_predicate) => {
3222 can_split_predicate(self, event.dragged_item(), window, cx)
3223 }
3224 None => false,
3225 };
3226 self.can_split_predicate = can_split_predicate;
3227 if !can_split {
3228 return;
3229 }
3230
3231 let rect = event.bounds.size;
3232
3233 let size = event.bounds.size.width.min(event.bounds.size.height)
3234 * WorkspaceSettings::get_global(cx).drop_target_size;
3235
3236 let relative_cursor = Point::new(
3237 event.event.position.x - event.bounds.left(),
3238 event.event.position.y - event.bounds.top(),
3239 );
3240
3241 let direction = if relative_cursor.x < size
3242 || relative_cursor.x > rect.width - size
3243 || relative_cursor.y < size
3244 || relative_cursor.y > rect.height - size
3245 {
3246 [
3247 SplitDirection::Up,
3248 SplitDirection::Right,
3249 SplitDirection::Down,
3250 SplitDirection::Left,
3251 ]
3252 .iter()
3253 .min_by_key(|side| match side {
3254 SplitDirection::Up => relative_cursor.y,
3255 SplitDirection::Right => rect.width - relative_cursor.x,
3256 SplitDirection::Down => rect.height - relative_cursor.y,
3257 SplitDirection::Left => relative_cursor.x,
3258 })
3259 .cloned()
3260 } else {
3261 None
3262 };
3263
3264 if direction != self.drag_split_direction {
3265 self.drag_split_direction = direction;
3266 }
3267 }
3268
3269 pub fn handle_tab_drop(
3270 &mut self,
3271 dragged_tab: &DraggedTab,
3272 ix: usize,
3273 window: &mut Window,
3274 cx: &mut Context<Self>,
3275 ) {
3276 if let Some(custom_drop_handle) = self.custom_drop_handle.clone()
3277 && let ControlFlow::Break(()) = custom_drop_handle(self, dragged_tab, window, cx)
3278 {
3279 return;
3280 }
3281 let mut to_pane = cx.entity();
3282 let split_direction = self.drag_split_direction;
3283 let item_id = dragged_tab.item.item_id();
3284 if let Some(preview_item_id) = self.preview_item_id
3285 && item_id == preview_item_id
3286 {
3287 self.set_preview_item_id(None, cx);
3288 }
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(cx.listener(|pane: &mut Pane, _: &TogglePreviewTab, _, cx| {
3801 if let Some(active_item_id) = pane.active_item().map(|i| i.item_id()) {
3802 if pane.is_active_preview_item(active_item_id) {
3803 pane.set_preview_item_id(None, cx);
3804 } else {
3805 pane.set_preview_item_id(Some(active_item_id), cx);
3806 }
3807 }
3808 }))
3809 })
3810 .on_action(
3811 cx.listener(|pane: &mut Self, action: &CloseActiveItem, window, cx| {
3812 pane.close_active_item(action, window, cx)
3813 .detach_and_log_err(cx)
3814 }),
3815 )
3816 .on_action(
3817 cx.listener(|pane: &mut Self, action: &CloseOtherItems, window, cx| {
3818 pane.close_other_items(action, None, window, cx)
3819 .detach_and_log_err(cx);
3820 }),
3821 )
3822 .on_action(
3823 cx.listener(|pane: &mut Self, action: &CloseCleanItems, window, cx| {
3824 pane.close_clean_items(action, window, cx)
3825 .detach_and_log_err(cx)
3826 }),
3827 )
3828 .on_action(cx.listener(
3829 |pane: &mut Self, action: &CloseItemsToTheLeft, window, cx| {
3830 pane.close_items_to_the_left_by_id(None, action, window, cx)
3831 .detach_and_log_err(cx)
3832 },
3833 ))
3834 .on_action(cx.listener(
3835 |pane: &mut Self, action: &CloseItemsToTheRight, window, cx| {
3836 pane.close_items_to_the_right_by_id(None, action, window, cx)
3837 .detach_and_log_err(cx)
3838 },
3839 ))
3840 .on_action(
3841 cx.listener(|pane: &mut Self, action: &CloseAllItems, window, cx| {
3842 pane.close_all_items(action, window, cx)
3843 .detach_and_log_err(cx)
3844 }),
3845 )
3846 .on_action(cx.listener(
3847 |pane: &mut Self, action: &CloseMultibufferItems, window, cx| {
3848 pane.close_multibuffer_items(action, window, cx)
3849 .detach_and_log_err(cx)
3850 },
3851 ))
3852 .on_action(
3853 cx.listener(|pane: &mut Self, action: &RevealInProjectPanel, _, cx| {
3854 let entry_id = action
3855 .entry_id
3856 .map(ProjectEntryId::from_proto)
3857 .or_else(|| pane.active_item()?.project_entry_ids(cx).first().copied());
3858 if let Some(entry_id) = entry_id {
3859 pane.project
3860 .update(cx, |_, cx| {
3861 cx.emit(project::Event::RevealInProjectPanel(entry_id))
3862 })
3863 .ok();
3864 }
3865 }),
3866 )
3867 .on_action(cx.listener(|_, _: &menu::Cancel, window, cx| {
3868 if cx.stop_active_drag(window) {
3869 } else {
3870 cx.propagate();
3871 }
3872 }))
3873 .when(self.active_item().is_some() && display_tab_bar, |pane| {
3874 pane.child((self.render_tab_bar.clone())(self, window, cx))
3875 })
3876 .child({
3877 let has_worktrees = project.read(cx).visible_worktrees(cx).next().is_some();
3878 // main content
3879 div()
3880 .flex_1()
3881 .relative()
3882 .group("")
3883 .overflow_hidden()
3884 .on_drag_move::<DraggedTab>(cx.listener(Self::handle_drag_move))
3885 .on_drag_move::<DraggedSelection>(cx.listener(Self::handle_drag_move))
3886 .when(is_local, |div| {
3887 div.on_drag_move::<ExternalPaths>(cx.listener(Self::handle_drag_move))
3888 })
3889 .map(|div| {
3890 if let Some(item) = self.active_item() {
3891 div.id("pane_placeholder")
3892 .v_flex()
3893 .size_full()
3894 .overflow_hidden()
3895 .child(self.toolbar.clone())
3896 .child(item.to_any())
3897 } else {
3898 let placeholder = div
3899 .id("pane_placeholder")
3900 .h_flex()
3901 .size_full()
3902 .justify_center()
3903 .on_click(cx.listener(
3904 move |this, event: &ClickEvent, window, cx| {
3905 if event.click_count() == 2 {
3906 window.dispatch_action(
3907 this.double_click_dispatch_action.boxed_clone(),
3908 cx,
3909 );
3910 }
3911 },
3912 ));
3913 if has_worktrees {
3914 placeholder
3915 } else {
3916 placeholder.child(
3917 Label::new("Open a file or project to get started.")
3918 .color(Color::Muted),
3919 )
3920 }
3921 }
3922 })
3923 .child(
3924 // drag target
3925 div()
3926 .invisible()
3927 .absolute()
3928 .bg(cx.theme().colors().drop_target_background)
3929 .group_drag_over::<DraggedTab>("", |style| style.visible())
3930 .group_drag_over::<DraggedSelection>("", |style| style.visible())
3931 .when(is_local, |div| {
3932 div.group_drag_over::<ExternalPaths>("", |style| style.visible())
3933 })
3934 .when_some(self.can_drop_predicate.clone(), |this, p| {
3935 this.can_drop(move |a, window, cx| p(a, window, cx))
3936 })
3937 .on_drop(cx.listener(move |this, dragged_tab, window, cx| {
3938 this.handle_tab_drop(
3939 dragged_tab,
3940 this.active_item_index(),
3941 window,
3942 cx,
3943 )
3944 }))
3945 .on_drop(cx.listener(
3946 move |this, selection: &DraggedSelection, window, cx| {
3947 this.handle_dragged_selection_drop(selection, None, window, cx)
3948 },
3949 ))
3950 .on_drop(cx.listener(move |this, paths, window, cx| {
3951 this.handle_external_paths_drop(paths, window, cx)
3952 }))
3953 .map(|div| {
3954 let size = DefiniteLength::Fraction(0.5);
3955 match self.drag_split_direction {
3956 None => div.top_0().right_0().bottom_0().left_0(),
3957 Some(SplitDirection::Up) => {
3958 div.top_0().left_0().right_0().h(size)
3959 }
3960 Some(SplitDirection::Down) => {
3961 div.left_0().bottom_0().right_0().h(size)
3962 }
3963 Some(SplitDirection::Left) => {
3964 div.top_0().left_0().bottom_0().w(size)
3965 }
3966 Some(SplitDirection::Right) => {
3967 div.top_0().bottom_0().right_0().w(size)
3968 }
3969 }
3970 }),
3971 )
3972 })
3973 .on_mouse_down(
3974 MouseButton::Navigate(NavigationDirection::Back),
3975 cx.listener(|pane, _, window, cx| {
3976 if let Some(workspace) = pane.workspace.upgrade() {
3977 let pane = cx.entity().downgrade();
3978 window.defer(cx, move |window, cx| {
3979 workspace.update(cx, |workspace, cx| {
3980 workspace.go_back(pane, window, cx).detach_and_log_err(cx)
3981 })
3982 })
3983 }
3984 }),
3985 )
3986 .on_mouse_down(
3987 MouseButton::Navigate(NavigationDirection::Forward),
3988 cx.listener(|pane, _, window, cx| {
3989 if let Some(workspace) = pane.workspace.upgrade() {
3990 let pane = cx.entity().downgrade();
3991 window.defer(cx, move |window, cx| {
3992 workspace.update(cx, |workspace, cx| {
3993 workspace
3994 .go_forward(pane, window, cx)
3995 .detach_and_log_err(cx)
3996 })
3997 })
3998 }
3999 }),
4000 )
4001 }
4002}
4003
4004impl ItemNavHistory {
4005 pub fn push<D: 'static + Send + Any>(&mut self, data: Option<D>, cx: &mut App) {
4006 if self
4007 .item
4008 .upgrade()
4009 .is_some_and(|item| item.include_in_nav_history())
4010 {
4011 self.history
4012 .push(data, self.item.clone(), self.is_preview, cx);
4013 }
4014 }
4015
4016 pub fn pop_backward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4017 self.history.pop(NavigationMode::GoingBack, cx)
4018 }
4019
4020 pub fn pop_forward(&mut self, cx: &mut App) -> Option<NavigationEntry> {
4021 self.history.pop(NavigationMode::GoingForward, cx)
4022 }
4023}
4024
4025impl NavHistory {
4026 pub fn for_each_entry(
4027 &self,
4028 cx: &App,
4029 mut f: impl FnMut(&NavigationEntry, (ProjectPath, Option<PathBuf>)),
4030 ) {
4031 let borrowed_history = self.0.lock();
4032 borrowed_history
4033 .forward_stack
4034 .iter()
4035 .chain(borrowed_history.backward_stack.iter())
4036 .chain(borrowed_history.closed_stack.iter())
4037 .for_each(|entry| {
4038 if let Some(project_and_abs_path) =
4039 borrowed_history.paths_by_item.get(&entry.item.id())
4040 {
4041 f(entry, project_and_abs_path.clone());
4042 } else if let Some(item) = entry.item.upgrade()
4043 && let Some(path) = item.project_path(cx)
4044 {
4045 f(entry, (path, None));
4046 }
4047 })
4048 }
4049
4050 pub fn set_mode(&mut self, mode: NavigationMode) {
4051 self.0.lock().mode = mode;
4052 }
4053
4054 pub fn mode(&self) -> NavigationMode {
4055 self.0.lock().mode
4056 }
4057
4058 pub fn disable(&mut self) {
4059 self.0.lock().mode = NavigationMode::Disabled;
4060 }
4061
4062 pub fn enable(&mut self) {
4063 self.0.lock().mode = NavigationMode::Normal;
4064 }
4065
4066 pub fn pop(&mut self, mode: NavigationMode, cx: &mut App) -> Option<NavigationEntry> {
4067 let mut state = self.0.lock();
4068 let entry = match mode {
4069 NavigationMode::Normal | NavigationMode::Disabled | NavigationMode::ClosingItem => {
4070 return None;
4071 }
4072 NavigationMode::GoingBack => &mut state.backward_stack,
4073 NavigationMode::GoingForward => &mut state.forward_stack,
4074 NavigationMode::ReopeningClosedItem => &mut state.closed_stack,
4075 }
4076 .pop_back();
4077 if entry.is_some() {
4078 state.did_update(cx);
4079 }
4080 entry
4081 }
4082
4083 pub fn push<D: 'static + Send + Any>(
4084 &mut self,
4085 data: Option<D>,
4086 item: Arc<dyn WeakItemHandle>,
4087 is_preview: bool,
4088 cx: &mut App,
4089 ) {
4090 let state = &mut *self.0.lock();
4091 match state.mode {
4092 NavigationMode::Disabled => {}
4093 NavigationMode::Normal | NavigationMode::ReopeningClosedItem => {
4094 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4095 state.backward_stack.pop_front();
4096 }
4097 state.backward_stack.push_back(NavigationEntry {
4098 item,
4099 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4100 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4101 is_preview,
4102 });
4103 state.forward_stack.clear();
4104 }
4105 NavigationMode::GoingBack => {
4106 if state.forward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4107 state.forward_stack.pop_front();
4108 }
4109 state.forward_stack.push_back(NavigationEntry {
4110 item,
4111 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4112 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4113 is_preview,
4114 });
4115 }
4116 NavigationMode::GoingForward => {
4117 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4118 state.backward_stack.pop_front();
4119 }
4120 state.backward_stack.push_back(NavigationEntry {
4121 item,
4122 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4123 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4124 is_preview,
4125 });
4126 }
4127 NavigationMode::ClosingItem => {
4128 if state.closed_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
4129 state.closed_stack.pop_front();
4130 }
4131 state.closed_stack.push_back(NavigationEntry {
4132 item,
4133 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
4134 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
4135 is_preview,
4136 });
4137 }
4138 }
4139 state.did_update(cx);
4140 }
4141
4142 pub fn remove_item(&mut self, item_id: EntityId) {
4143 let mut state = self.0.lock();
4144 state.paths_by_item.remove(&item_id);
4145 state
4146 .backward_stack
4147 .retain(|entry| entry.item.id() != item_id);
4148 state
4149 .forward_stack
4150 .retain(|entry| entry.item.id() != item_id);
4151 state
4152 .closed_stack
4153 .retain(|entry| entry.item.id() != item_id);
4154 }
4155
4156 pub fn path_for_item(&self, item_id: EntityId) -> Option<(ProjectPath, Option<PathBuf>)> {
4157 self.0.lock().paths_by_item.get(&item_id).cloned()
4158 }
4159}
4160
4161impl NavHistoryState {
4162 pub fn did_update(&self, cx: &mut App) {
4163 if let Some(pane) = self.pane.upgrade() {
4164 cx.defer(move |cx| {
4165 pane.update(cx, |pane, cx| pane.history_updated(cx));
4166 });
4167 }
4168 }
4169}
4170
4171fn dirty_message_for(buffer_path: Option<ProjectPath>, path_style: PathStyle) -> String {
4172 let path = buffer_path
4173 .as_ref()
4174 .and_then(|p| {
4175 let path = p.path.display(path_style);
4176 if path.is_empty() { None } else { Some(path) }
4177 })
4178 .unwrap_or("This buffer".into());
4179 let path = truncate_and_remove_front(&path, 80);
4180 format!("{path} contains unsaved edits. Do you want to save it?")
4181}
4182
4183pub fn tab_details(items: &[Box<dyn ItemHandle>], _window: &Window, cx: &App) -> Vec<usize> {
4184 let mut tab_details = items.iter().map(|_| 0).collect::<Vec<_>>();
4185 let mut tab_descriptions = HashMap::default();
4186 let mut done = false;
4187 while !done {
4188 done = true;
4189
4190 // Store item indices by their tab description.
4191 for (ix, (item, detail)) in items.iter().zip(&tab_details).enumerate() {
4192 let description = item.tab_content_text(*detail, cx);
4193 if *detail == 0 || description != item.tab_content_text(detail - 1, cx) {
4194 tab_descriptions
4195 .entry(description)
4196 .or_insert(Vec::new())
4197 .push(ix);
4198 }
4199 }
4200
4201 // If two or more items have the same tab description, increase their level
4202 // of detail and try again.
4203 for (_, item_ixs) in tab_descriptions.drain() {
4204 if item_ixs.len() > 1 {
4205 done = false;
4206 for ix in item_ixs {
4207 tab_details[ix] += 1;
4208 }
4209 }
4210 }
4211 }
4212
4213 tab_details
4214}
4215
4216pub fn render_item_indicator(item: Box<dyn ItemHandle>, cx: &App) -> Option<Indicator> {
4217 maybe!({
4218 let indicator_color = match (item.has_conflict(cx), item.is_dirty(cx)) {
4219 (true, _) => Color::Warning,
4220 (_, true) => Color::Accent,
4221 (false, false) => return None,
4222 };
4223
4224 Some(Indicator::dot().color(indicator_color))
4225 })
4226}
4227
4228impl Render for DraggedTab {
4229 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
4230 let ui_font = ThemeSettings::get_global(cx).ui_font.clone();
4231 let label = self.item.tab_content(
4232 TabContentParams {
4233 detail: Some(self.detail),
4234 selected: false,
4235 preview: false,
4236 deemphasized: false,
4237 },
4238 window,
4239 cx,
4240 );
4241 Tab::new("")
4242 .toggle_state(self.is_active)
4243 .child(label)
4244 .render(window, cx)
4245 .font(ui_font)
4246 }
4247}
4248
4249#[cfg(test)]
4250mod tests {
4251 use std::num::NonZero;
4252
4253 use super::*;
4254 use crate::item::test::{TestItem, TestProjectItem};
4255 use gpui::{TestAppContext, VisualTestContext, size};
4256 use project::FakeFs;
4257 use settings::SettingsStore;
4258 use theme::LoadThemes;
4259 use util::TryFutureExt;
4260
4261 #[gpui::test]
4262 async fn test_add_item_capped_to_max_tabs(cx: &mut TestAppContext) {
4263 init_test(cx);
4264 let fs = FakeFs::new(cx.executor());
4265
4266 let project = Project::test(fs, None, cx).await;
4267 let (workspace, cx) =
4268 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4269 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4270
4271 for i in 0..7 {
4272 add_labeled_item(&pane, format!("{}", i).as_str(), false, cx);
4273 }
4274
4275 set_max_tabs(cx, Some(5));
4276 add_labeled_item(&pane, "7", false, cx);
4277 // Remove items to respect the max tab cap.
4278 assert_item_labels(&pane, ["3", "4", "5", "6", "7*"], cx);
4279 pane.update_in(cx, |pane, window, cx| {
4280 pane.activate_item(0, false, false, window, cx);
4281 });
4282 add_labeled_item(&pane, "X", false, cx);
4283 // Respect activation order.
4284 assert_item_labels(&pane, ["3", "X*", "5", "6", "7"], cx);
4285
4286 for i in 0..7 {
4287 add_labeled_item(&pane, format!("D{}", i).as_str(), true, cx);
4288 }
4289 // Keeps dirty items, even over max tab cap.
4290 assert_item_labels(
4291 &pane,
4292 ["D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6*^"],
4293 cx,
4294 );
4295
4296 set_max_tabs(cx, None);
4297 for i in 0..7 {
4298 add_labeled_item(&pane, format!("N{}", i).as_str(), false, cx);
4299 }
4300 // No cap when max tabs is None.
4301 assert_item_labels(
4302 &pane,
4303 [
4304 "D0^", "D1^", "D2^", "D3^", "D4^", "D5^", "D6^", "N0", "N1", "N2", "N3", "N4",
4305 "N5", "N6*",
4306 ],
4307 cx,
4308 );
4309 }
4310
4311 #[gpui::test]
4312 async fn test_reduce_max_tabs_closes_existing_items(cx: &mut TestAppContext) {
4313 init_test(cx);
4314 let fs = FakeFs::new(cx.executor());
4315
4316 let project = Project::test(fs, None, cx).await;
4317 let (workspace, cx) =
4318 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4319 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4320
4321 add_labeled_item(&pane, "A", false, cx);
4322 add_labeled_item(&pane, "B", false, cx);
4323 let item_c = add_labeled_item(&pane, "C", false, cx);
4324 let item_d = add_labeled_item(&pane, "D", false, cx);
4325 add_labeled_item(&pane, "E", false, cx);
4326 add_labeled_item(&pane, "Settings", false, cx);
4327 assert_item_labels(&pane, ["A", "B", "C", "D", "E", "Settings*"], cx);
4328
4329 set_max_tabs(cx, Some(5));
4330 assert_item_labels(&pane, ["B", "C", "D", "E", "Settings*"], cx);
4331
4332 set_max_tabs(cx, Some(4));
4333 assert_item_labels(&pane, ["C", "D", "E", "Settings*"], cx);
4334
4335 pane.update_in(cx, |pane, window, cx| {
4336 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4337 pane.pin_tab_at(ix, window, cx);
4338
4339 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4340 pane.pin_tab_at(ix, window, cx);
4341 });
4342 assert_item_labels(&pane, ["C!", "D!", "E", "Settings*"], cx);
4343
4344 set_max_tabs(cx, Some(2));
4345 assert_item_labels(&pane, ["C!", "D!", "Settings*"], cx);
4346 }
4347
4348 #[gpui::test]
4349 async fn test_allow_pinning_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4350 init_test(cx);
4351 let fs = FakeFs::new(cx.executor());
4352
4353 let project = Project::test(fs, None, cx).await;
4354 let (workspace, cx) =
4355 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4356 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4357
4358 set_max_tabs(cx, Some(1));
4359 let item_a = add_labeled_item(&pane, "A", true, cx);
4360
4361 pane.update_in(cx, |pane, window, cx| {
4362 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4363 pane.pin_tab_at(ix, window, cx);
4364 });
4365 assert_item_labels(&pane, ["A*^!"], cx);
4366 }
4367
4368 #[gpui::test]
4369 async fn test_allow_pinning_non_dirty_item_at_max_tabs(cx: &mut TestAppContext) {
4370 init_test(cx);
4371 let fs = FakeFs::new(cx.executor());
4372
4373 let project = Project::test(fs, None, cx).await;
4374 let (workspace, cx) =
4375 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4376 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4377
4378 set_max_tabs(cx, Some(1));
4379 let item_a = add_labeled_item(&pane, "A", false, cx);
4380
4381 pane.update_in(cx, |pane, window, cx| {
4382 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4383 pane.pin_tab_at(ix, window, cx);
4384 });
4385 assert_item_labels(&pane, ["A*!"], cx);
4386 }
4387
4388 #[gpui::test]
4389 async fn test_pin_tabs_incrementally_at_max_capacity(cx: &mut TestAppContext) {
4390 init_test(cx);
4391 let fs = FakeFs::new(cx.executor());
4392
4393 let project = Project::test(fs, None, cx).await;
4394 let (workspace, cx) =
4395 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4396 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4397
4398 set_max_tabs(cx, Some(3));
4399
4400 let item_a = add_labeled_item(&pane, "A", false, cx);
4401 assert_item_labels(&pane, ["A*"], cx);
4402
4403 pane.update_in(cx, |pane, window, cx| {
4404 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4405 pane.pin_tab_at(ix, window, cx);
4406 });
4407 assert_item_labels(&pane, ["A*!"], cx);
4408
4409 let item_b = add_labeled_item(&pane, "B", false, cx);
4410 assert_item_labels(&pane, ["A!", "B*"], cx);
4411
4412 pane.update_in(cx, |pane, window, cx| {
4413 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4414 pane.pin_tab_at(ix, window, cx);
4415 });
4416 assert_item_labels(&pane, ["A!", "B*!"], cx);
4417
4418 let item_c = add_labeled_item(&pane, "C", false, cx);
4419 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4420
4421 pane.update_in(cx, |pane, window, cx| {
4422 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4423 pane.pin_tab_at(ix, window, cx);
4424 });
4425 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4426 }
4427
4428 #[gpui::test]
4429 async fn test_pin_tabs_left_to_right_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4430 init_test(cx);
4431 let fs = FakeFs::new(cx.executor());
4432
4433 let project = Project::test(fs, None, cx).await;
4434 let (workspace, cx) =
4435 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4436 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4437
4438 set_max_tabs(cx, Some(3));
4439
4440 let item_a = add_labeled_item(&pane, "A", false, cx);
4441 assert_item_labels(&pane, ["A*"], cx);
4442
4443 let item_b = add_labeled_item(&pane, "B", false, cx);
4444 assert_item_labels(&pane, ["A", "B*"], cx);
4445
4446 let item_c = add_labeled_item(&pane, "C", false, cx);
4447 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4448
4449 pane.update_in(cx, |pane, window, cx| {
4450 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4451 pane.pin_tab_at(ix, window, cx);
4452 });
4453 assert_item_labels(&pane, ["A!", "B", "C*"], cx);
4454
4455 pane.update_in(cx, |pane, window, cx| {
4456 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4457 pane.pin_tab_at(ix, window, cx);
4458 });
4459 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4460
4461 pane.update_in(cx, |pane, window, cx| {
4462 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4463 pane.pin_tab_at(ix, window, cx);
4464 });
4465 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4466 }
4467
4468 #[gpui::test]
4469 async fn test_pin_tabs_right_to_left_after_opening_at_max_capacity(cx: &mut TestAppContext) {
4470 init_test(cx);
4471 let fs = FakeFs::new(cx.executor());
4472
4473 let project = Project::test(fs, None, cx).await;
4474 let (workspace, cx) =
4475 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4476 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4477
4478 set_max_tabs(cx, Some(3));
4479
4480 let item_a = add_labeled_item(&pane, "A", false, cx);
4481 assert_item_labels(&pane, ["A*"], cx);
4482
4483 let item_b = add_labeled_item(&pane, "B", false, cx);
4484 assert_item_labels(&pane, ["A", "B*"], cx);
4485
4486 let item_c = add_labeled_item(&pane, "C", false, cx);
4487 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4488
4489 pane.update_in(cx, |pane, window, cx| {
4490 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4491 pane.pin_tab_at(ix, window, cx);
4492 });
4493 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4494
4495 pane.update_in(cx, |pane, window, cx| {
4496 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4497 pane.pin_tab_at(ix, window, cx);
4498 });
4499 assert_item_labels(&pane, ["C*!", "B!", "A"], cx);
4500
4501 pane.update_in(cx, |pane, window, cx| {
4502 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4503 pane.pin_tab_at(ix, window, cx);
4504 });
4505 assert_item_labels(&pane, ["C*!", "B!", "A!"], cx);
4506 }
4507
4508 #[gpui::test]
4509 async fn test_pinned_tabs_never_closed_at_max_tabs(cx: &mut TestAppContext) {
4510 init_test(cx);
4511 let fs = FakeFs::new(cx.executor());
4512
4513 let project = Project::test(fs, None, cx).await;
4514 let (workspace, cx) =
4515 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4516 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4517
4518 let item_a = add_labeled_item(&pane, "A", false, cx);
4519 pane.update_in(cx, |pane, window, cx| {
4520 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4521 pane.pin_tab_at(ix, window, cx);
4522 });
4523
4524 let item_b = add_labeled_item(&pane, "B", false, cx);
4525 pane.update_in(cx, |pane, window, cx| {
4526 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4527 pane.pin_tab_at(ix, window, cx);
4528 });
4529
4530 add_labeled_item(&pane, "C", false, cx);
4531 add_labeled_item(&pane, "D", false, cx);
4532 add_labeled_item(&pane, "E", false, cx);
4533 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
4534
4535 set_max_tabs(cx, Some(3));
4536 add_labeled_item(&pane, "F", false, cx);
4537 assert_item_labels(&pane, ["A!", "B!", "F*"], cx);
4538
4539 add_labeled_item(&pane, "G", false, cx);
4540 assert_item_labels(&pane, ["A!", "B!", "G*"], cx);
4541
4542 add_labeled_item(&pane, "H", false, cx);
4543 assert_item_labels(&pane, ["A!", "B!", "H*"], cx);
4544 }
4545
4546 #[gpui::test]
4547 async fn test_always_allows_one_unpinned_item_over_max_tabs_regardless_of_pinned_count(
4548 cx: &mut TestAppContext,
4549 ) {
4550 init_test(cx);
4551 let fs = FakeFs::new(cx.executor());
4552
4553 let project = Project::test(fs, None, cx).await;
4554 let (workspace, cx) =
4555 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4556 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4557
4558 set_max_tabs(cx, Some(3));
4559
4560 let item_a = add_labeled_item(&pane, "A", false, cx);
4561 pane.update_in(cx, |pane, window, cx| {
4562 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4563 pane.pin_tab_at(ix, window, cx);
4564 });
4565
4566 let item_b = add_labeled_item(&pane, "B", false, cx);
4567 pane.update_in(cx, |pane, window, cx| {
4568 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4569 pane.pin_tab_at(ix, window, cx);
4570 });
4571
4572 let item_c = add_labeled_item(&pane, "C", false, cx);
4573 pane.update_in(cx, |pane, window, cx| {
4574 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4575 pane.pin_tab_at(ix, window, cx);
4576 });
4577
4578 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4579
4580 let item_d = add_labeled_item(&pane, "D", false, cx);
4581 assert_item_labels(&pane, ["A!", "B!", "C!", "D*"], cx);
4582
4583 pane.update_in(cx, |pane, window, cx| {
4584 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
4585 pane.pin_tab_at(ix, window, cx);
4586 });
4587 assert_item_labels(&pane, ["A!", "B!", "C!", "D*!"], cx);
4588
4589 add_labeled_item(&pane, "E", false, cx);
4590 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "E*"], cx);
4591
4592 add_labeled_item(&pane, "F", false, cx);
4593 assert_item_labels(&pane, ["A!", "B!", "C!", "D!", "F*"], cx);
4594 }
4595
4596 #[gpui::test]
4597 async fn test_can_open_one_item_when_all_tabs_are_dirty_at_max(cx: &mut TestAppContext) {
4598 init_test(cx);
4599 let fs = FakeFs::new(cx.executor());
4600
4601 let project = Project::test(fs, None, cx).await;
4602 let (workspace, cx) =
4603 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4604 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4605
4606 set_max_tabs(cx, Some(3));
4607
4608 add_labeled_item(&pane, "A", true, cx);
4609 assert_item_labels(&pane, ["A*^"], cx);
4610
4611 add_labeled_item(&pane, "B", true, cx);
4612 assert_item_labels(&pane, ["A^", "B*^"], cx);
4613
4614 add_labeled_item(&pane, "C", true, cx);
4615 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
4616
4617 add_labeled_item(&pane, "D", false, cx);
4618 assert_item_labels(&pane, ["A^", "B^", "C^", "D*"], cx);
4619
4620 add_labeled_item(&pane, "E", false, cx);
4621 assert_item_labels(&pane, ["A^", "B^", "C^", "E*"], cx);
4622
4623 add_labeled_item(&pane, "F", false, cx);
4624 assert_item_labels(&pane, ["A^", "B^", "C^", "F*"], cx);
4625
4626 add_labeled_item(&pane, "G", true, cx);
4627 assert_item_labels(&pane, ["A^", "B^", "C^", "G*^"], cx);
4628 }
4629
4630 #[gpui::test]
4631 async fn test_toggle_pin_tab(cx: &mut TestAppContext) {
4632 init_test(cx);
4633 let fs = FakeFs::new(cx.executor());
4634
4635 let project = Project::test(fs, None, cx).await;
4636 let (workspace, cx) =
4637 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4638 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4639
4640 set_labeled_items(&pane, ["A", "B*", "C"], cx);
4641 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4642
4643 pane.update_in(cx, |pane, window, cx| {
4644 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4645 });
4646 assert_item_labels(&pane, ["B*!", "A", "C"], cx);
4647
4648 pane.update_in(cx, |pane, window, cx| {
4649 pane.toggle_pin_tab(&TogglePinTab, window, cx);
4650 });
4651 assert_item_labels(&pane, ["B*", "A", "C"], cx);
4652 }
4653
4654 #[gpui::test]
4655 async fn test_unpin_all_tabs(cx: &mut TestAppContext) {
4656 init_test(cx);
4657 let fs = FakeFs::new(cx.executor());
4658
4659 let project = Project::test(fs, None, cx).await;
4660 let (workspace, cx) =
4661 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4662 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4663
4664 // Unpin all, in an empty pane
4665 pane.update_in(cx, |pane, window, cx| {
4666 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4667 });
4668
4669 assert_item_labels(&pane, [], cx);
4670
4671 let item_a = add_labeled_item(&pane, "A", false, cx);
4672 let item_b = add_labeled_item(&pane, "B", false, cx);
4673 let item_c = add_labeled_item(&pane, "C", false, cx);
4674 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4675
4676 // Unpin all, when no tabs are pinned
4677 pane.update_in(cx, |pane, window, cx| {
4678 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4679 });
4680
4681 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4682
4683 // Pin inactive tabs only
4684 pane.update_in(cx, |pane, window, cx| {
4685 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4686 pane.pin_tab_at(ix, window, cx);
4687
4688 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4689 pane.pin_tab_at(ix, window, cx);
4690 });
4691 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
4692
4693 pane.update_in(cx, |pane, window, cx| {
4694 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4695 });
4696
4697 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4698
4699 // Pin all tabs
4700 pane.update_in(cx, |pane, window, cx| {
4701 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4702 pane.pin_tab_at(ix, window, cx);
4703
4704 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4705 pane.pin_tab_at(ix, window, cx);
4706
4707 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4708 pane.pin_tab_at(ix, window, cx);
4709 });
4710 assert_item_labels(&pane, ["A!", "B!", "C*!"], cx);
4711
4712 // Activate middle tab
4713 pane.update_in(cx, |pane, window, cx| {
4714 pane.activate_item(1, false, false, window, cx);
4715 });
4716 assert_item_labels(&pane, ["A!", "B*!", "C!"], cx);
4717
4718 pane.update_in(cx, |pane, window, cx| {
4719 pane.unpin_all_tabs(&UnpinAllTabs, window, cx);
4720 });
4721
4722 // Order has not changed
4723 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4724 }
4725
4726 #[gpui::test]
4727 async fn test_pinning_active_tab_without_position_change_maintains_focus(
4728 cx: &mut TestAppContext,
4729 ) {
4730 init_test(cx);
4731 let fs = FakeFs::new(cx.executor());
4732
4733 let project = Project::test(fs, None, cx).await;
4734 let (workspace, cx) =
4735 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4736 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4737
4738 // Add A
4739 let item_a = add_labeled_item(&pane, "A", false, cx);
4740 assert_item_labels(&pane, ["A*"], cx);
4741
4742 // Add B
4743 add_labeled_item(&pane, "B", false, cx);
4744 assert_item_labels(&pane, ["A", "B*"], cx);
4745
4746 // Activate A again
4747 pane.update_in(cx, |pane, window, cx| {
4748 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4749 pane.activate_item(ix, true, true, window, cx);
4750 });
4751 assert_item_labels(&pane, ["A*", "B"], cx);
4752
4753 // Pin A - remains active
4754 pane.update_in(cx, |pane, window, cx| {
4755 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4756 pane.pin_tab_at(ix, window, cx);
4757 });
4758 assert_item_labels(&pane, ["A*!", "B"], cx);
4759
4760 // Unpin A - remain active
4761 pane.update_in(cx, |pane, window, cx| {
4762 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4763 pane.unpin_tab_at(ix, window, cx);
4764 });
4765 assert_item_labels(&pane, ["A*", "B"], cx);
4766 }
4767
4768 #[gpui::test]
4769 async fn test_pinning_active_tab_with_position_change_maintains_focus(cx: &mut TestAppContext) {
4770 init_test(cx);
4771 let fs = FakeFs::new(cx.executor());
4772
4773 let project = Project::test(fs, None, cx).await;
4774 let (workspace, cx) =
4775 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4776 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4777
4778 // Add A, B, C
4779 add_labeled_item(&pane, "A", false, cx);
4780 add_labeled_item(&pane, "B", false, cx);
4781 let item_c = add_labeled_item(&pane, "C", false, cx);
4782 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4783
4784 // Pin C - moves to pinned area, remains active
4785 pane.update_in(cx, |pane, window, cx| {
4786 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4787 pane.pin_tab_at(ix, window, cx);
4788 });
4789 assert_item_labels(&pane, ["C*!", "A", "B"], cx);
4790
4791 // Unpin C - moves after pinned area, remains active
4792 pane.update_in(cx, |pane, window, cx| {
4793 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4794 pane.unpin_tab_at(ix, window, cx);
4795 });
4796 assert_item_labels(&pane, ["C*", "A", "B"], cx);
4797 }
4798
4799 #[gpui::test]
4800 async fn test_pinning_inactive_tab_without_position_change_preserves_existing_focus(
4801 cx: &mut TestAppContext,
4802 ) {
4803 init_test(cx);
4804 let fs = FakeFs::new(cx.executor());
4805
4806 let project = Project::test(fs, None, cx).await;
4807 let (workspace, cx) =
4808 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4809 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4810
4811 // Add A, B
4812 let item_a = add_labeled_item(&pane, "A", false, cx);
4813 add_labeled_item(&pane, "B", false, cx);
4814 assert_item_labels(&pane, ["A", "B*"], cx);
4815
4816 // Pin A - already in pinned area, B remains active
4817 pane.update_in(cx, |pane, window, cx| {
4818 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4819 pane.pin_tab_at(ix, window, cx);
4820 });
4821 assert_item_labels(&pane, ["A!", "B*"], cx);
4822
4823 // Unpin A - stays in place, B remains active
4824 pane.update_in(cx, |pane, window, cx| {
4825 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4826 pane.unpin_tab_at(ix, window, cx);
4827 });
4828 assert_item_labels(&pane, ["A", "B*"], cx);
4829 }
4830
4831 #[gpui::test]
4832 async fn test_pinning_inactive_tab_with_position_change_preserves_existing_focus(
4833 cx: &mut TestAppContext,
4834 ) {
4835 init_test(cx);
4836 let fs = FakeFs::new(cx.executor());
4837
4838 let project = Project::test(fs, None, cx).await;
4839 let (workspace, cx) =
4840 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4841 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4842
4843 // Add A, B, C
4844 add_labeled_item(&pane, "A", false, cx);
4845 let item_b = add_labeled_item(&pane, "B", false, cx);
4846 let item_c = add_labeled_item(&pane, "C", false, cx);
4847 assert_item_labels(&pane, ["A", "B", "C*"], cx);
4848
4849 // Activate B
4850 pane.update_in(cx, |pane, window, cx| {
4851 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4852 pane.activate_item(ix, true, true, window, cx);
4853 });
4854 assert_item_labels(&pane, ["A", "B*", "C"], cx);
4855
4856 // Pin C - moves to pinned area, B remains active
4857 pane.update_in(cx, |pane, window, cx| {
4858 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4859 pane.pin_tab_at(ix, window, cx);
4860 });
4861 assert_item_labels(&pane, ["C!", "A", "B*"], cx);
4862
4863 // Unpin C - moves after pinned area, B remains active
4864 pane.update_in(cx, |pane, window, cx| {
4865 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
4866 pane.unpin_tab_at(ix, window, cx);
4867 });
4868 assert_item_labels(&pane, ["C", "A", "B*"], cx);
4869 }
4870
4871 #[gpui::test]
4872 async fn test_drag_unpinned_tab_to_split_creates_pane_with_unpinned_tab(
4873 cx: &mut TestAppContext,
4874 ) {
4875 init_test(cx);
4876 let fs = FakeFs::new(cx.executor());
4877
4878 let project = Project::test(fs, None, cx).await;
4879 let (workspace, cx) =
4880 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4881 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4882
4883 // Add A, B. Pin B. Activate A
4884 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4885 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4886
4887 pane_a.update_in(cx, |pane, window, cx| {
4888 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4889 pane.pin_tab_at(ix, window, cx);
4890
4891 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4892 pane.activate_item(ix, true, true, window, cx);
4893 });
4894
4895 // Drag A to create new split
4896 pane_a.update_in(cx, |pane, window, cx| {
4897 pane.drag_split_direction = Some(SplitDirection::Right);
4898
4899 let dragged_tab = DraggedTab {
4900 pane: pane_a.clone(),
4901 item: item_a.boxed_clone(),
4902 ix: 0,
4903 detail: 0,
4904 is_active: true,
4905 };
4906 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4907 });
4908
4909 // A should be moved to new pane. B should remain pinned, A should not be pinned
4910 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
4911 let panes = workspace.panes();
4912 (panes[0].clone(), panes[1].clone())
4913 });
4914 assert_item_labels(&pane_a, ["B*!"], cx);
4915 assert_item_labels(&pane_b, ["A*"], cx);
4916 }
4917
4918 #[gpui::test]
4919 async fn test_drag_pinned_tab_to_split_creates_pane_with_pinned_tab(cx: &mut TestAppContext) {
4920 init_test(cx);
4921 let fs = FakeFs::new(cx.executor());
4922
4923 let project = Project::test(fs, None, cx).await;
4924 let (workspace, cx) =
4925 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4926 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4927
4928 // Add A, B. Pin both. Activate A
4929 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4930 let item_b = add_labeled_item(&pane_a, "B", false, cx);
4931
4932 pane_a.update_in(cx, |pane, window, cx| {
4933 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4934 pane.pin_tab_at(ix, window, cx);
4935
4936 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4937 pane.pin_tab_at(ix, window, cx);
4938
4939 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4940 pane.activate_item(ix, true, true, window, cx);
4941 });
4942 assert_item_labels(&pane_a, ["A*!", "B!"], cx);
4943
4944 // Drag A to create new split
4945 pane_a.update_in(cx, |pane, window, cx| {
4946 pane.drag_split_direction = Some(SplitDirection::Right);
4947
4948 let dragged_tab = DraggedTab {
4949 pane: pane_a.clone(),
4950 item: item_a.boxed_clone(),
4951 ix: 0,
4952 detail: 0,
4953 is_active: true,
4954 };
4955 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
4956 });
4957
4958 // A should be moved to new pane. Both A and B should still be pinned
4959 let (pane_a, pane_b) = workspace.read_with(cx, |workspace, _| {
4960 let panes = workspace.panes();
4961 (panes[0].clone(), panes[1].clone())
4962 });
4963 assert_item_labels(&pane_a, ["B*!"], cx);
4964 assert_item_labels(&pane_b, ["A*!"], cx);
4965 }
4966
4967 #[gpui::test]
4968 async fn test_drag_pinned_tab_into_existing_panes_pinned_region(cx: &mut TestAppContext) {
4969 init_test(cx);
4970 let fs = FakeFs::new(cx.executor());
4971
4972 let project = Project::test(fs, None, cx).await;
4973 let (workspace, cx) =
4974 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4975 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
4976
4977 // Add A to pane A and pin
4978 let item_a = add_labeled_item(&pane_a, "A", false, cx);
4979 pane_a.update_in(cx, |pane, window, cx| {
4980 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
4981 pane.pin_tab_at(ix, window, cx);
4982 });
4983 assert_item_labels(&pane_a, ["A*!"], cx);
4984
4985 // Add B to pane B and pin
4986 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
4987 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
4988 });
4989 let item_b = add_labeled_item(&pane_b, "B", false, cx);
4990 pane_b.update_in(cx, |pane, window, cx| {
4991 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
4992 pane.pin_tab_at(ix, window, cx);
4993 });
4994 assert_item_labels(&pane_b, ["B*!"], cx);
4995
4996 // Move A from pane A to pane B's pinned region
4997 pane_b.update_in(cx, |pane, window, cx| {
4998 let dragged_tab = DraggedTab {
4999 pane: pane_a.clone(),
5000 item: item_a.boxed_clone(),
5001 ix: 0,
5002 detail: 0,
5003 is_active: true,
5004 };
5005 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5006 });
5007
5008 // A should stay pinned
5009 assert_item_labels(&pane_a, [], cx);
5010 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5011 }
5012
5013 #[gpui::test]
5014 async fn test_drag_pinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5015 init_test(cx);
5016 let fs = FakeFs::new(cx.executor());
5017
5018 let project = Project::test(fs, None, cx).await;
5019 let (workspace, cx) =
5020 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5021 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5022
5023 // Add A to pane A and pin
5024 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5025 pane_a.update_in(cx, |pane, window, cx| {
5026 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5027 pane.pin_tab_at(ix, window, cx);
5028 });
5029 assert_item_labels(&pane_a, ["A*!"], cx);
5030
5031 // Create pane B with pinned item B
5032 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5033 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5034 });
5035 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5036 assert_item_labels(&pane_b, ["B*"], cx);
5037
5038 pane_b.update_in(cx, |pane, window, cx| {
5039 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5040 pane.pin_tab_at(ix, window, cx);
5041 });
5042 assert_item_labels(&pane_b, ["B*!"], cx);
5043
5044 // Move A from pane A to pane B's unpinned region
5045 pane_b.update_in(cx, |pane, window, cx| {
5046 let dragged_tab = DraggedTab {
5047 pane: pane_a.clone(),
5048 item: item_a.boxed_clone(),
5049 ix: 0,
5050 detail: 0,
5051 is_active: true,
5052 };
5053 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5054 });
5055
5056 // A should become pinned
5057 assert_item_labels(&pane_a, [], cx);
5058 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5059 }
5060
5061 #[gpui::test]
5062 async fn test_drag_pinned_tab_into_existing_panes_first_position_with_no_pinned_tabs(
5063 cx: &mut TestAppContext,
5064 ) {
5065 init_test(cx);
5066 let fs = FakeFs::new(cx.executor());
5067
5068 let project = Project::test(fs, None, cx).await;
5069 let (workspace, cx) =
5070 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5071 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5072
5073 // Add A to pane A and pin
5074 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5075 pane_a.update_in(cx, |pane, window, cx| {
5076 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5077 pane.pin_tab_at(ix, window, cx);
5078 });
5079 assert_item_labels(&pane_a, ["A*!"], cx);
5080
5081 // Add B to pane B
5082 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5083 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5084 });
5085 add_labeled_item(&pane_b, "B", false, cx);
5086 assert_item_labels(&pane_b, ["B*"], cx);
5087
5088 // Move A from pane A to position 0 in pane B, indicating it should stay pinned
5089 pane_b.update_in(cx, |pane, window, cx| {
5090 let dragged_tab = DraggedTab {
5091 pane: pane_a.clone(),
5092 item: item_a.boxed_clone(),
5093 ix: 0,
5094 detail: 0,
5095 is_active: true,
5096 };
5097 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5098 });
5099
5100 // A should stay pinned
5101 assert_item_labels(&pane_a, [], cx);
5102 assert_item_labels(&pane_b, ["A*!", "B"], cx);
5103 }
5104
5105 #[gpui::test]
5106 async fn test_drag_pinned_tab_into_existing_pane_at_max_capacity_closes_unpinned_tabs(
5107 cx: &mut TestAppContext,
5108 ) {
5109 init_test(cx);
5110 let fs = FakeFs::new(cx.executor());
5111
5112 let project = Project::test(fs, None, cx).await;
5113 let (workspace, cx) =
5114 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5115 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5116 set_max_tabs(cx, Some(2));
5117
5118 // Add A, B to pane A. Pin both
5119 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5120 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5121 pane_a.update_in(cx, |pane, window, cx| {
5122 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5123 pane.pin_tab_at(ix, window, cx);
5124
5125 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5126 pane.pin_tab_at(ix, window, cx);
5127 });
5128 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5129
5130 // Add C, D to pane B. Pin both
5131 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5132 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5133 });
5134 let item_c = add_labeled_item(&pane_b, "C", false, cx);
5135 let item_d = add_labeled_item(&pane_b, "D", false, cx);
5136 pane_b.update_in(cx, |pane, window, cx| {
5137 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5138 pane.pin_tab_at(ix, window, cx);
5139
5140 let ix = pane.index_for_item_id(item_d.item_id()).unwrap();
5141 pane.pin_tab_at(ix, window, cx);
5142 });
5143 assert_item_labels(&pane_b, ["C!", "D*!"], cx);
5144
5145 // Add a third unpinned item to pane B (exceeds max tabs), but is allowed,
5146 // as we allow 1 tab over max if the others are pinned or dirty
5147 add_labeled_item(&pane_b, "E", false, cx);
5148 assert_item_labels(&pane_b, ["C!", "D!", "E*"], cx);
5149
5150 // Drag pinned A from pane A to position 0 in pane B
5151 pane_b.update_in(cx, |pane, window, cx| {
5152 let dragged_tab = DraggedTab {
5153 pane: pane_a.clone(),
5154 item: item_a.boxed_clone(),
5155 ix: 0,
5156 detail: 0,
5157 is_active: true,
5158 };
5159 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5160 });
5161
5162 // E (unpinned) should be closed, leaving 3 pinned items
5163 assert_item_labels(&pane_a, ["B*!"], cx);
5164 assert_item_labels(&pane_b, ["A*!", "C!", "D!"], cx);
5165 }
5166
5167 #[gpui::test]
5168 async fn test_drag_last_pinned_tab_to_same_position_stays_pinned(cx: &mut TestAppContext) {
5169 init_test(cx);
5170 let fs = FakeFs::new(cx.executor());
5171
5172 let project = Project::test(fs, None, cx).await;
5173 let (workspace, cx) =
5174 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5175 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5176
5177 // Add A to pane A and pin it
5178 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5179 pane_a.update_in(cx, |pane, window, cx| {
5180 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5181 pane.pin_tab_at(ix, window, cx);
5182 });
5183 assert_item_labels(&pane_a, ["A*!"], cx);
5184
5185 // Drag pinned A to position 1 (directly to the right) in the same pane
5186 pane_a.update_in(cx, |pane, window, cx| {
5187 let dragged_tab = DraggedTab {
5188 pane: pane_a.clone(),
5189 item: item_a.boxed_clone(),
5190 ix: 0,
5191 detail: 0,
5192 is_active: true,
5193 };
5194 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5195 });
5196
5197 // A should still be pinned and active
5198 assert_item_labels(&pane_a, ["A*!"], cx);
5199 }
5200
5201 #[gpui::test]
5202 async fn test_drag_pinned_tab_beyond_last_pinned_tab_in_same_pane_stays_pinned(
5203 cx: &mut TestAppContext,
5204 ) {
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, B to pane A and pin both
5214 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5215 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5216 pane_a.update_in(cx, |pane, window, cx| {
5217 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5218 pane.pin_tab_at(ix, window, cx);
5219
5220 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5221 pane.pin_tab_at(ix, window, cx);
5222 });
5223 assert_item_labels(&pane_a, ["A!", "B*!"], cx);
5224
5225 // Drag pinned A right of B in the same pane
5226 pane_a.update_in(cx, |pane, window, cx| {
5227 let dragged_tab = DraggedTab {
5228 pane: pane_a.clone(),
5229 item: item_a.boxed_clone(),
5230 ix: 0,
5231 detail: 0,
5232 is_active: true,
5233 };
5234 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5235 });
5236
5237 // A stays pinned
5238 assert_item_labels(&pane_a, ["B!", "A*!"], cx);
5239 }
5240
5241 #[gpui::test]
5242 async fn test_dragging_pinned_tab_onto_unpinned_tab_reduces_unpinned_tab_count(
5243 cx: &mut TestAppContext,
5244 ) {
5245 init_test(cx);
5246 let fs = FakeFs::new(cx.executor());
5247
5248 let project = Project::test(fs, None, cx).await;
5249 let (workspace, cx) =
5250 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5251 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5252
5253 // Add A, B to pane A and pin A
5254 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5255 add_labeled_item(&pane_a, "B", false, cx);
5256 pane_a.update_in(cx, |pane, window, cx| {
5257 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5258 pane.pin_tab_at(ix, window, cx);
5259 });
5260 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5261
5262 // Drag pinned A on top of B in the same pane, which changes tab order to B, A
5263 pane_a.update_in(cx, |pane, window, cx| {
5264 let dragged_tab = DraggedTab {
5265 pane: pane_a.clone(),
5266 item: item_a.boxed_clone(),
5267 ix: 0,
5268 detail: 0,
5269 is_active: true,
5270 };
5271 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5272 });
5273
5274 // Neither are pinned
5275 assert_item_labels(&pane_a, ["B", "A*"], cx);
5276 }
5277
5278 #[gpui::test]
5279 async fn test_drag_pinned_tab_beyond_unpinned_tab_in_same_pane_becomes_unpinned(
5280 cx: &mut TestAppContext,
5281 ) {
5282 init_test(cx);
5283 let fs = FakeFs::new(cx.executor());
5284
5285 let project = Project::test(fs, None, cx).await;
5286 let (workspace, cx) =
5287 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5288 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5289
5290 // Add A, B to pane A and pin A
5291 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5292 add_labeled_item(&pane_a, "B", false, cx);
5293 pane_a.update_in(cx, |pane, window, cx| {
5294 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5295 pane.pin_tab_at(ix, window, cx);
5296 });
5297 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5298
5299 // Drag pinned A right of B in the same pane
5300 pane_a.update_in(cx, |pane, window, cx| {
5301 let dragged_tab = DraggedTab {
5302 pane: pane_a.clone(),
5303 item: item_a.boxed_clone(),
5304 ix: 0,
5305 detail: 0,
5306 is_active: true,
5307 };
5308 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5309 });
5310
5311 // A becomes unpinned
5312 assert_item_labels(&pane_a, ["B", "A*"], cx);
5313 }
5314
5315 #[gpui::test]
5316 async fn test_drag_unpinned_tab_in_front_of_pinned_tab_in_same_pane_becomes_pinned(
5317 cx: &mut TestAppContext,
5318 ) {
5319 init_test(cx);
5320 let fs = FakeFs::new(cx.executor());
5321
5322 let project = Project::test(fs, None, cx).await;
5323 let (workspace, cx) =
5324 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5325 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5326
5327 // Add A, B to pane A and pin A
5328 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5329 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5330 pane_a.update_in(cx, |pane, window, cx| {
5331 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5332 pane.pin_tab_at(ix, window, cx);
5333 });
5334 assert_item_labels(&pane_a, ["A!", "B*"], cx);
5335
5336 // Drag pinned B left of A in the same pane
5337 pane_a.update_in(cx, |pane, window, cx| {
5338 let dragged_tab = DraggedTab {
5339 pane: pane_a.clone(),
5340 item: item_b.boxed_clone(),
5341 ix: 1,
5342 detail: 0,
5343 is_active: true,
5344 };
5345 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5346 });
5347
5348 // A becomes unpinned
5349 assert_item_labels(&pane_a, ["B*!", "A!"], cx);
5350 }
5351
5352 #[gpui::test]
5353 async fn test_drag_unpinned_tab_to_the_pinned_region_stays_pinned(cx: &mut TestAppContext) {
5354 init_test(cx);
5355 let fs = FakeFs::new(cx.executor());
5356
5357 let project = Project::test(fs, None, cx).await;
5358 let (workspace, cx) =
5359 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5360 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5361
5362 // Add A, B, C to pane A and pin A
5363 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5364 add_labeled_item(&pane_a, "B", false, cx);
5365 let item_c = add_labeled_item(&pane_a, "C", 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", "C*"], cx);
5371
5372 // Drag pinned C left of B 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_c.boxed_clone(),
5377 ix: 2,
5378 detail: 0,
5379 is_active: true,
5380 };
5381 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5382 });
5383
5384 // A stays pinned, B and C remain unpinned
5385 assert_item_labels(&pane_a, ["A!", "C*", "B"], cx);
5386 }
5387
5388 #[gpui::test]
5389 async fn test_drag_unpinned_tab_into_existing_panes_pinned_region(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 unpinned item A to pane A
5399 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5400 assert_item_labels(&pane_a, ["A*"], cx);
5401
5402 // Create pane B with pinned item B
5403 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5404 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5405 });
5406 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5407 pane_b.update_in(cx, |pane, window, cx| {
5408 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5409 pane.pin_tab_at(ix, window, cx);
5410 });
5411 assert_item_labels(&pane_b, ["B*!"], cx);
5412
5413 // Move A from pane A to pane B's pinned region
5414 pane_b.update_in(cx, |pane, window, cx| {
5415 let dragged_tab = DraggedTab {
5416 pane: pane_a.clone(),
5417 item: item_a.boxed_clone(),
5418 ix: 0,
5419 detail: 0,
5420 is_active: true,
5421 };
5422 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5423 });
5424
5425 // A should become pinned since it was dropped in the pinned region
5426 assert_item_labels(&pane_a, [], cx);
5427 assert_item_labels(&pane_b, ["A*!", "B!"], cx);
5428 }
5429
5430 #[gpui::test]
5431 async fn test_drag_unpinned_tab_into_existing_panes_unpinned_region(cx: &mut TestAppContext) {
5432 init_test(cx);
5433 let fs = FakeFs::new(cx.executor());
5434
5435 let project = Project::test(fs, None, cx).await;
5436 let (workspace, cx) =
5437 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5438 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5439
5440 // Add unpinned item A to pane A
5441 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5442 assert_item_labels(&pane_a, ["A*"], cx);
5443
5444 // Create pane B with one pinned item B
5445 let pane_b = workspace.update_in(cx, |workspace, window, cx| {
5446 workspace.split_pane(pane_a.clone(), SplitDirection::Right, window, cx)
5447 });
5448 let item_b = add_labeled_item(&pane_b, "B", false, cx);
5449 pane_b.update_in(cx, |pane, window, cx| {
5450 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5451 pane.pin_tab_at(ix, window, cx);
5452 });
5453 assert_item_labels(&pane_b, ["B*!"], cx);
5454
5455 // Move A from pane A to pane B's unpinned region
5456 pane_b.update_in(cx, |pane, window, cx| {
5457 let dragged_tab = DraggedTab {
5458 pane: pane_a.clone(),
5459 item: item_a.boxed_clone(),
5460 ix: 0,
5461 detail: 0,
5462 is_active: true,
5463 };
5464 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5465 });
5466
5467 // A should remain unpinned since it was dropped outside the pinned region
5468 assert_item_labels(&pane_a, [], cx);
5469 assert_item_labels(&pane_b, ["B!", "A*"], cx);
5470 }
5471
5472 #[gpui::test]
5473 async fn test_drag_pinned_tab_throughout_entire_range_of_pinned_tabs_both_directions(
5474 cx: &mut TestAppContext,
5475 ) {
5476 init_test(cx);
5477 let fs = FakeFs::new(cx.executor());
5478
5479 let project = Project::test(fs, None, cx).await;
5480 let (workspace, cx) =
5481 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5482 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5483
5484 // Add A, B, C and pin all
5485 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5486 let item_b = add_labeled_item(&pane_a, "B", false, cx);
5487 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5488 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5489
5490 pane_a.update_in(cx, |pane, window, cx| {
5491 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
5492 pane.pin_tab_at(ix, window, cx);
5493
5494 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
5495 pane.pin_tab_at(ix, window, cx);
5496
5497 let ix = pane.index_for_item_id(item_c.item_id()).unwrap();
5498 pane.pin_tab_at(ix, window, cx);
5499 });
5500 assert_item_labels(&pane_a, ["A!", "B!", "C*!"], cx);
5501
5502 // Move A to right of B
5503 pane_a.update_in(cx, |pane, window, cx| {
5504 let dragged_tab = DraggedTab {
5505 pane: pane_a.clone(),
5506 item: item_a.boxed_clone(),
5507 ix: 0,
5508 detail: 0,
5509 is_active: true,
5510 };
5511 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5512 });
5513
5514 // A should be after B and all are pinned
5515 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5516
5517 // Move A to right of C
5518 pane_a.update_in(cx, |pane, window, cx| {
5519 let dragged_tab = DraggedTab {
5520 pane: pane_a.clone(),
5521 item: item_a.boxed_clone(),
5522 ix: 1,
5523 detail: 0,
5524 is_active: true,
5525 };
5526 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5527 });
5528
5529 // A should be after C and all are pinned
5530 assert_item_labels(&pane_a, ["B!", "C!", "A*!"], cx);
5531
5532 // Move A to left of C
5533 pane_a.update_in(cx, |pane, window, cx| {
5534 let dragged_tab = DraggedTab {
5535 pane: pane_a.clone(),
5536 item: item_a.boxed_clone(),
5537 ix: 2,
5538 detail: 0,
5539 is_active: true,
5540 };
5541 pane.handle_tab_drop(&dragged_tab, 1, window, cx);
5542 });
5543
5544 // A should be before C and all are pinned
5545 assert_item_labels(&pane_a, ["B!", "A*!", "C!"], cx);
5546
5547 // Move A to left of B
5548 pane_a.update_in(cx, |pane, window, cx| {
5549 let dragged_tab = DraggedTab {
5550 pane: pane_a.clone(),
5551 item: item_a.boxed_clone(),
5552 ix: 1,
5553 detail: 0,
5554 is_active: true,
5555 };
5556 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5557 });
5558
5559 // A should be before B and all are pinned
5560 assert_item_labels(&pane_a, ["A*!", "B!", "C!"], cx);
5561 }
5562
5563 #[gpui::test]
5564 async fn test_drag_first_tab_to_last_position(cx: &mut TestAppContext) {
5565 init_test(cx);
5566 let fs = FakeFs::new(cx.executor());
5567
5568 let project = Project::test(fs, None, cx).await;
5569 let (workspace, cx) =
5570 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5571 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5572
5573 // Add A, B, C
5574 let item_a = add_labeled_item(&pane_a, "A", false, cx);
5575 add_labeled_item(&pane_a, "B", false, cx);
5576 add_labeled_item(&pane_a, "C", false, cx);
5577 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5578
5579 // Move A to the end
5580 pane_a.update_in(cx, |pane, window, cx| {
5581 let dragged_tab = DraggedTab {
5582 pane: pane_a.clone(),
5583 item: item_a.boxed_clone(),
5584 ix: 0,
5585 detail: 0,
5586 is_active: true,
5587 };
5588 pane.handle_tab_drop(&dragged_tab, 2, window, cx);
5589 });
5590
5591 // A should be at the end
5592 assert_item_labels(&pane_a, ["B", "C", "A*"], cx);
5593 }
5594
5595 #[gpui::test]
5596 async fn test_drag_last_tab_to_first_position(cx: &mut TestAppContext) {
5597 init_test(cx);
5598 let fs = FakeFs::new(cx.executor());
5599
5600 let project = Project::test(fs, None, cx).await;
5601 let (workspace, cx) =
5602 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5603 let pane_a = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5604
5605 // Add A, B, C
5606 add_labeled_item(&pane_a, "A", false, cx);
5607 add_labeled_item(&pane_a, "B", false, cx);
5608 let item_c = add_labeled_item(&pane_a, "C", false, cx);
5609 assert_item_labels(&pane_a, ["A", "B", "C*"], cx);
5610
5611 // Move C to the beginning
5612 pane_a.update_in(cx, |pane, window, cx| {
5613 let dragged_tab = DraggedTab {
5614 pane: pane_a.clone(),
5615 item: item_c.boxed_clone(),
5616 ix: 2,
5617 detail: 0,
5618 is_active: true,
5619 };
5620 pane.handle_tab_drop(&dragged_tab, 0, window, cx);
5621 });
5622
5623 // C should be at the beginning
5624 assert_item_labels(&pane_a, ["C*", "A", "B"], cx);
5625 }
5626
5627 #[gpui::test]
5628 async fn test_add_item_with_new_item(cx: &mut TestAppContext) {
5629 init_test(cx);
5630 let fs = FakeFs::new(cx.executor());
5631
5632 let project = Project::test(fs, None, cx).await;
5633 let (workspace, cx) =
5634 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5635 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5636
5637 // 1. Add with a destination index
5638 // a. Add before the active item
5639 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5640 pane.update_in(cx, |pane, window, cx| {
5641 pane.add_item(
5642 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5643 false,
5644 false,
5645 Some(0),
5646 window,
5647 cx,
5648 );
5649 });
5650 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5651
5652 // b. Add after the active item
5653 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5654 pane.update_in(cx, |pane, window, cx| {
5655 pane.add_item(
5656 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5657 false,
5658 false,
5659 Some(2),
5660 window,
5661 cx,
5662 );
5663 });
5664 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5665
5666 // c. Add at the end of the item list (including off the length)
5667 set_labeled_items(&pane, ["A", "B*", "C"], cx);
5668 pane.update_in(cx, |pane, window, cx| {
5669 pane.add_item(
5670 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5671 false,
5672 false,
5673 Some(5),
5674 window,
5675 cx,
5676 );
5677 });
5678 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5679
5680 // 2. Add without a destination index
5681 // a. Add with active item at the start of the item list
5682 set_labeled_items(&pane, ["A*", "B", "C"], cx);
5683 pane.update_in(cx, |pane, window, cx| {
5684 pane.add_item(
5685 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5686 false,
5687 false,
5688 None,
5689 window,
5690 cx,
5691 );
5692 });
5693 set_labeled_items(&pane, ["A", "D*", "B", "C"], cx);
5694
5695 // b. Add with active item at the end of the item list
5696 set_labeled_items(&pane, ["A", "B", "C*"], cx);
5697 pane.update_in(cx, |pane, window, cx| {
5698 pane.add_item(
5699 Box::new(cx.new(|cx| TestItem::new(cx).with_label("D"))),
5700 false,
5701 false,
5702 None,
5703 window,
5704 cx,
5705 );
5706 });
5707 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5708 }
5709
5710 #[gpui::test]
5711 async fn test_add_item_with_existing_item(cx: &mut TestAppContext) {
5712 init_test(cx);
5713 let fs = FakeFs::new(cx.executor());
5714
5715 let project = Project::test(fs, None, cx).await;
5716 let (workspace, cx) =
5717 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5718 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5719
5720 // 1. Add with a destination index
5721 // 1a. Add before the active item
5722 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5723 pane.update_in(cx, |pane, window, cx| {
5724 pane.add_item(d, false, false, Some(0), window, cx);
5725 });
5726 assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
5727
5728 // 1b. Add after the active item
5729 let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5730 pane.update_in(cx, |pane, window, cx| {
5731 pane.add_item(d, false, false, Some(2), window, cx);
5732 });
5733 assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
5734
5735 // 1c. Add at the end of the item list (including off the length)
5736 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
5737 pane.update_in(cx, |pane, window, cx| {
5738 pane.add_item(a, false, false, Some(5), window, cx);
5739 });
5740 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5741
5742 // 1d. Add same item to active index
5743 let [_, b, _] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5744 pane.update_in(cx, |pane, window, cx| {
5745 pane.add_item(b, false, false, Some(1), window, cx);
5746 });
5747 assert_item_labels(&pane, ["A", "B*", "C"], cx);
5748
5749 // 1e. Add item to index after same item in last position
5750 let [_, _, c] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
5751 pane.update_in(cx, |pane, window, cx| {
5752 pane.add_item(c, false, false, Some(2), window, cx);
5753 });
5754 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5755
5756 // 2. Add without a destination index
5757 // 2a. Add with active item at the start of the item list
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, None, window, cx);
5761 });
5762 assert_item_labels(&pane, ["A", "D*", "B", "C"], cx);
5763
5764 // 2b. Add with active item at the end of the item list
5765 let [a, _, _, _] = set_labeled_items(&pane, ["A", "B", "C", "D*"], cx);
5766 pane.update_in(cx, |pane, window, cx| {
5767 pane.add_item(a, false, false, None, window, cx);
5768 });
5769 assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
5770
5771 // 2c. Add active item to active item at end of list
5772 let [_, _, c] = set_labeled_items(&pane, ["A", "B", "C*"], cx);
5773 pane.update_in(cx, |pane, window, cx| {
5774 pane.add_item(c, false, false, None, window, cx);
5775 });
5776 assert_item_labels(&pane, ["A", "B", "C*"], cx);
5777
5778 // 2d. Add active item to active item at start of list
5779 let [a, _, _] = set_labeled_items(&pane, ["A*", "B", "C"], cx);
5780 pane.update_in(cx, |pane, window, cx| {
5781 pane.add_item(a, false, false, None, window, cx);
5782 });
5783 assert_item_labels(&pane, ["A*", "B", "C"], cx);
5784 }
5785
5786 #[gpui::test]
5787 async fn test_add_item_with_same_project_entries(cx: &mut TestAppContext) {
5788 init_test(cx);
5789 let fs = FakeFs::new(cx.executor());
5790
5791 let project = Project::test(fs, None, cx).await;
5792 let (workspace, cx) =
5793 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5794 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5795
5796 // singleton view
5797 pane.update_in(cx, |pane, window, cx| {
5798 pane.add_item(
5799 Box::new(cx.new(|cx| {
5800 TestItem::new(cx)
5801 .with_buffer_kind(ItemBufferKind::Singleton)
5802 .with_label("buffer 1")
5803 .with_project_items(&[TestProjectItem::new(1, "one.txt", cx)])
5804 })),
5805 false,
5806 false,
5807 None,
5808 window,
5809 cx,
5810 );
5811 });
5812 assert_item_labels(&pane, ["buffer 1*"], cx);
5813
5814 // new singleton view with the same project entry
5815 pane.update_in(cx, |pane, window, cx| {
5816 pane.add_item(
5817 Box::new(cx.new(|cx| {
5818 TestItem::new(cx)
5819 .with_buffer_kind(ItemBufferKind::Singleton)
5820 .with_label("buffer 1")
5821 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5822 })),
5823 false,
5824 false,
5825 None,
5826 window,
5827 cx,
5828 );
5829 });
5830 assert_item_labels(&pane, ["buffer 1*"], cx);
5831
5832 // new singleton view with different project entry
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 2")
5839 .with_project_items(&[TestProjectItem::new(2, "2.txt", cx)])
5840 })),
5841 false,
5842 false,
5843 None,
5844 window,
5845 cx,
5846 );
5847 });
5848 assert_item_labels(&pane, ["buffer 1", "buffer 2*"], cx);
5849
5850 // new multibuffer 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::Multibuffer)
5856 .with_label("multibuffer 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", "buffer 2", "multibuffer 1*"], cx);
5867
5868 // another multibuffer view with the same 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::Multibuffer)
5874 .with_label("multibuffer 1b")
5875 .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)])
5876 })),
5877 false,
5878 false,
5879 None,
5880 window,
5881 cx,
5882 );
5883 });
5884 assert_item_labels(
5885 &pane,
5886 ["buffer 1", "buffer 2", "multibuffer 1", "multibuffer 1b*"],
5887 cx,
5888 );
5889 }
5890
5891 #[gpui::test]
5892 async fn test_remove_item_ordering_history(cx: &mut TestAppContext) {
5893 init_test(cx);
5894 let fs = FakeFs::new(cx.executor());
5895
5896 let project = Project::test(fs, None, cx).await;
5897 let (workspace, cx) =
5898 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5899 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5900
5901 add_labeled_item(&pane, "A", false, cx);
5902 add_labeled_item(&pane, "B", false, cx);
5903 add_labeled_item(&pane, "C", false, cx);
5904 add_labeled_item(&pane, "D", false, cx);
5905 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5906
5907 pane.update_in(cx, |pane, window, cx| {
5908 pane.activate_item(1, false, false, window, cx)
5909 });
5910 add_labeled_item(&pane, "1", false, cx);
5911 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
5912
5913 pane.update_in(cx, |pane, window, cx| {
5914 pane.close_active_item(
5915 &CloseActiveItem {
5916 save_intent: None,
5917 close_pinned: false,
5918 },
5919 window,
5920 cx,
5921 )
5922 })
5923 .await
5924 .unwrap();
5925 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
5926
5927 pane.update_in(cx, |pane, window, cx| {
5928 pane.activate_item(3, false, false, window, cx)
5929 });
5930 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5931
5932 pane.update_in(cx, |pane, window, cx| {
5933 pane.close_active_item(
5934 &CloseActiveItem {
5935 save_intent: None,
5936 close_pinned: false,
5937 },
5938 window,
5939 cx,
5940 )
5941 })
5942 .await
5943 .unwrap();
5944 assert_item_labels(&pane, ["A", "B*", "C"], cx);
5945
5946 pane.update_in(cx, |pane, window, cx| {
5947 pane.close_active_item(
5948 &CloseActiveItem {
5949 save_intent: None,
5950 close_pinned: false,
5951 },
5952 window,
5953 cx,
5954 )
5955 })
5956 .await
5957 .unwrap();
5958 assert_item_labels(&pane, ["A", "C*"], cx);
5959
5960 pane.update_in(cx, |pane, window, cx| {
5961 pane.close_active_item(
5962 &CloseActiveItem {
5963 save_intent: None,
5964 close_pinned: false,
5965 },
5966 window,
5967 cx,
5968 )
5969 })
5970 .await
5971 .unwrap();
5972 assert_item_labels(&pane, ["A*"], cx);
5973 }
5974
5975 #[gpui::test]
5976 async fn test_remove_item_ordering_neighbour(cx: &mut TestAppContext) {
5977 init_test(cx);
5978 cx.update_global::<SettingsStore, ()>(|s, cx| {
5979 s.update_user_settings(cx, |s| {
5980 s.tabs.get_or_insert_default().activate_on_close = Some(ActivateOnClose::Neighbour);
5981 });
5982 });
5983 let fs = FakeFs::new(cx.executor());
5984
5985 let project = Project::test(fs, None, cx).await;
5986 let (workspace, cx) =
5987 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
5988 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
5989
5990 add_labeled_item(&pane, "A", false, cx);
5991 add_labeled_item(&pane, "B", false, cx);
5992 add_labeled_item(&pane, "C", false, cx);
5993 add_labeled_item(&pane, "D", false, cx);
5994 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
5995
5996 pane.update_in(cx, |pane, window, cx| {
5997 pane.activate_item(1, false, false, window, cx)
5998 });
5999 add_labeled_item(&pane, "1", false, cx);
6000 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6001
6002 pane.update_in(cx, |pane, window, cx| {
6003 pane.close_active_item(
6004 &CloseActiveItem {
6005 save_intent: None,
6006 close_pinned: false,
6007 },
6008 window,
6009 cx,
6010 )
6011 })
6012 .await
6013 .unwrap();
6014 assert_item_labels(&pane, ["A", "B", "C*", "D"], cx);
6015
6016 pane.update_in(cx, |pane, window, cx| {
6017 pane.activate_item(3, false, false, window, cx)
6018 });
6019 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6020
6021 pane.update_in(cx, |pane, window, cx| {
6022 pane.close_active_item(
6023 &CloseActiveItem {
6024 save_intent: None,
6025 close_pinned: false,
6026 },
6027 window,
6028 cx,
6029 )
6030 })
6031 .await
6032 .unwrap();
6033 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6034
6035 pane.update_in(cx, |pane, window, cx| {
6036 pane.close_active_item(
6037 &CloseActiveItem {
6038 save_intent: None,
6039 close_pinned: false,
6040 },
6041 window,
6042 cx,
6043 )
6044 })
6045 .await
6046 .unwrap();
6047 assert_item_labels(&pane, ["A", "B*"], cx);
6048
6049 pane.update_in(cx, |pane, window, cx| {
6050 pane.close_active_item(
6051 &CloseActiveItem {
6052 save_intent: None,
6053 close_pinned: false,
6054 },
6055 window,
6056 cx,
6057 )
6058 })
6059 .await
6060 .unwrap();
6061 assert_item_labels(&pane, ["A*"], cx);
6062 }
6063
6064 #[gpui::test]
6065 async fn test_remove_item_ordering_left_neighbour(cx: &mut TestAppContext) {
6066 init_test(cx);
6067 cx.update_global::<SettingsStore, ()>(|s, cx| {
6068 s.update_user_settings(cx, |s| {
6069 s.tabs.get_or_insert_default().activate_on_close =
6070 Some(ActivateOnClose::LeftNeighbour);
6071 });
6072 });
6073 let fs = FakeFs::new(cx.executor());
6074
6075 let project = Project::test(fs, None, cx).await;
6076 let (workspace, cx) =
6077 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6078 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6079
6080 add_labeled_item(&pane, "A", false, cx);
6081 add_labeled_item(&pane, "B", false, cx);
6082 add_labeled_item(&pane, "C", false, cx);
6083 add_labeled_item(&pane, "D", false, cx);
6084 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6085
6086 pane.update_in(cx, |pane, window, cx| {
6087 pane.activate_item(1, false, false, window, cx)
6088 });
6089 add_labeled_item(&pane, "1", false, cx);
6090 assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
6091
6092 pane.update_in(cx, |pane, window, cx| {
6093 pane.close_active_item(
6094 &CloseActiveItem {
6095 save_intent: None,
6096 close_pinned: false,
6097 },
6098 window,
6099 cx,
6100 )
6101 })
6102 .await
6103 .unwrap();
6104 assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
6105
6106 pane.update_in(cx, |pane, window, cx| {
6107 pane.activate_item(3, false, false, window, cx)
6108 });
6109 assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
6110
6111 pane.update_in(cx, |pane, window, cx| {
6112 pane.close_active_item(
6113 &CloseActiveItem {
6114 save_intent: None,
6115 close_pinned: false,
6116 },
6117 window,
6118 cx,
6119 )
6120 })
6121 .await
6122 .unwrap();
6123 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6124
6125 pane.update_in(cx, |pane, window, cx| {
6126 pane.activate_item(0, false, false, window, cx)
6127 });
6128 assert_item_labels(&pane, ["A*", "B", "C"], cx);
6129
6130 pane.update_in(cx, |pane, window, cx| {
6131 pane.close_active_item(
6132 &CloseActiveItem {
6133 save_intent: None,
6134 close_pinned: false,
6135 },
6136 window,
6137 cx,
6138 )
6139 })
6140 .await
6141 .unwrap();
6142 assert_item_labels(&pane, ["B*", "C"], cx);
6143
6144 pane.update_in(cx, |pane, window, cx| {
6145 pane.close_active_item(
6146 &CloseActiveItem {
6147 save_intent: None,
6148 close_pinned: false,
6149 },
6150 window,
6151 cx,
6152 )
6153 })
6154 .await
6155 .unwrap();
6156 assert_item_labels(&pane, ["C*"], cx);
6157 }
6158
6159 #[gpui::test]
6160 async fn test_close_inactive_items(cx: &mut TestAppContext) {
6161 init_test(cx);
6162 let fs = FakeFs::new(cx.executor());
6163
6164 let project = Project::test(fs, None, cx).await;
6165 let (workspace, cx) =
6166 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6167 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6168
6169 let item_a = add_labeled_item(&pane, "A", false, cx);
6170 pane.update_in(cx, |pane, window, cx| {
6171 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6172 pane.pin_tab_at(ix, window, cx);
6173 });
6174 assert_item_labels(&pane, ["A*!"], cx);
6175
6176 let item_b = add_labeled_item(&pane, "B", false, cx);
6177 pane.update_in(cx, |pane, window, cx| {
6178 let ix = pane.index_for_item_id(item_b.item_id()).unwrap();
6179 pane.pin_tab_at(ix, window, cx);
6180 });
6181 assert_item_labels(&pane, ["A!", "B*!"], cx);
6182
6183 add_labeled_item(&pane, "C", false, cx);
6184 assert_item_labels(&pane, ["A!", "B!", "C*"], cx);
6185
6186 add_labeled_item(&pane, "D", false, cx);
6187 add_labeled_item(&pane, "E", false, cx);
6188 assert_item_labels(&pane, ["A!", "B!", "C", "D", "E*"], cx);
6189
6190 pane.update_in(cx, |pane, window, cx| {
6191 pane.close_other_items(
6192 &CloseOtherItems {
6193 save_intent: None,
6194 close_pinned: false,
6195 },
6196 None,
6197 window,
6198 cx,
6199 )
6200 })
6201 .await
6202 .unwrap();
6203 assert_item_labels(&pane, ["A!", "B!", "E*"], cx);
6204 }
6205
6206 #[gpui::test]
6207 async fn test_running_close_inactive_items_via_an_inactive_item(cx: &mut TestAppContext) {
6208 init_test(cx);
6209 let fs = FakeFs::new(cx.executor());
6210
6211 let project = Project::test(fs, None, cx).await;
6212 let (workspace, cx) =
6213 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6214 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6215
6216 add_labeled_item(&pane, "A", false, cx);
6217 assert_item_labels(&pane, ["A*"], cx);
6218
6219 let item_b = add_labeled_item(&pane, "B", false, cx);
6220 assert_item_labels(&pane, ["A", "B*"], cx);
6221
6222 add_labeled_item(&pane, "C", false, cx);
6223 add_labeled_item(&pane, "D", false, cx);
6224 add_labeled_item(&pane, "E", false, cx);
6225 assert_item_labels(&pane, ["A", "B", "C", "D", "E*"], cx);
6226
6227 pane.update_in(cx, |pane, window, cx| {
6228 pane.close_other_items(
6229 &CloseOtherItems {
6230 save_intent: None,
6231 close_pinned: false,
6232 },
6233 Some(item_b.item_id()),
6234 window,
6235 cx,
6236 )
6237 })
6238 .await
6239 .unwrap();
6240 assert_item_labels(&pane, ["B*"], cx);
6241 }
6242
6243 #[gpui::test]
6244 async fn test_close_clean_items(cx: &mut TestAppContext) {
6245 init_test(cx);
6246 let fs = FakeFs::new(cx.executor());
6247
6248 let project = Project::test(fs, None, cx).await;
6249 let (workspace, cx) =
6250 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6251 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6252
6253 add_labeled_item(&pane, "A", true, cx);
6254 add_labeled_item(&pane, "B", false, cx);
6255 add_labeled_item(&pane, "C", true, cx);
6256 add_labeled_item(&pane, "D", false, cx);
6257 add_labeled_item(&pane, "E", false, cx);
6258 assert_item_labels(&pane, ["A^", "B", "C^", "D", "E*"], cx);
6259
6260 pane.update_in(cx, |pane, window, cx| {
6261 pane.close_clean_items(
6262 &CloseCleanItems {
6263 close_pinned: false,
6264 },
6265 window,
6266 cx,
6267 )
6268 })
6269 .await
6270 .unwrap();
6271 assert_item_labels(&pane, ["A^", "C*^"], cx);
6272 }
6273
6274 #[gpui::test]
6275 async fn test_close_items_to_the_left(cx: &mut TestAppContext) {
6276 init_test(cx);
6277 let fs = FakeFs::new(cx.executor());
6278
6279 let project = Project::test(fs, None, cx).await;
6280 let (workspace, cx) =
6281 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6282 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6283
6284 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6285
6286 pane.update_in(cx, |pane, window, cx| {
6287 pane.close_items_to_the_left_by_id(
6288 None,
6289 &CloseItemsToTheLeft {
6290 close_pinned: false,
6291 },
6292 window,
6293 cx,
6294 )
6295 })
6296 .await
6297 .unwrap();
6298 assert_item_labels(&pane, ["C*", "D", "E"], cx);
6299 }
6300
6301 #[gpui::test]
6302 async fn test_close_items_to_the_right(cx: &mut TestAppContext) {
6303 init_test(cx);
6304 let fs = FakeFs::new(cx.executor());
6305
6306 let project = Project::test(fs, None, cx).await;
6307 let (workspace, cx) =
6308 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6309 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6310
6311 set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
6312
6313 pane.update_in(cx, |pane, window, cx| {
6314 pane.close_items_to_the_right_by_id(
6315 None,
6316 &CloseItemsToTheRight {
6317 close_pinned: false,
6318 },
6319 window,
6320 cx,
6321 )
6322 })
6323 .await
6324 .unwrap();
6325 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6326 }
6327
6328 #[gpui::test]
6329 async fn test_close_all_items(cx: &mut TestAppContext) {
6330 init_test(cx);
6331 let fs = FakeFs::new(cx.executor());
6332
6333 let project = Project::test(fs, None, cx).await;
6334 let (workspace, cx) =
6335 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6336 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6337
6338 let item_a = add_labeled_item(&pane, "A", false, cx);
6339 add_labeled_item(&pane, "B", false, cx);
6340 add_labeled_item(&pane, "C", false, cx);
6341 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6342
6343 pane.update_in(cx, |pane, window, cx| {
6344 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6345 pane.pin_tab_at(ix, window, cx);
6346 pane.close_all_items(
6347 &CloseAllItems {
6348 save_intent: None,
6349 close_pinned: false,
6350 },
6351 window,
6352 cx,
6353 )
6354 })
6355 .await
6356 .unwrap();
6357 assert_item_labels(&pane, ["A*!"], cx);
6358
6359 pane.update_in(cx, |pane, window, cx| {
6360 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6361 pane.unpin_tab_at(ix, window, cx);
6362 pane.close_all_items(
6363 &CloseAllItems {
6364 save_intent: None,
6365 close_pinned: false,
6366 },
6367 window,
6368 cx,
6369 )
6370 })
6371 .await
6372 .unwrap();
6373
6374 assert_item_labels(&pane, [], cx);
6375
6376 add_labeled_item(&pane, "A", true, cx).update(cx, |item, cx| {
6377 item.project_items
6378 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6379 });
6380 add_labeled_item(&pane, "B", true, cx).update(cx, |item, cx| {
6381 item.project_items
6382 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6383 });
6384 add_labeled_item(&pane, "C", true, cx).update(cx, |item, cx| {
6385 item.project_items
6386 .push(TestProjectItem::new_dirty(3, "C.txt", cx))
6387 });
6388 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6389
6390 let save = pane.update_in(cx, |pane, window, cx| {
6391 pane.close_all_items(
6392 &CloseAllItems {
6393 save_intent: None,
6394 close_pinned: false,
6395 },
6396 window,
6397 cx,
6398 )
6399 });
6400
6401 cx.executor().run_until_parked();
6402 cx.simulate_prompt_answer("Save all");
6403 save.await.unwrap();
6404 assert_item_labels(&pane, [], cx);
6405
6406 add_labeled_item(&pane, "A", true, cx);
6407 add_labeled_item(&pane, "B", true, cx);
6408 add_labeled_item(&pane, "C", true, cx);
6409 assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
6410 let save = pane.update_in(cx, |pane, window, cx| {
6411 pane.close_all_items(
6412 &CloseAllItems {
6413 save_intent: None,
6414 close_pinned: false,
6415 },
6416 window,
6417 cx,
6418 )
6419 });
6420
6421 cx.executor().run_until_parked();
6422 cx.simulate_prompt_answer("Discard all");
6423 save.await.unwrap();
6424 assert_item_labels(&pane, [], cx);
6425 }
6426
6427 #[gpui::test]
6428 async fn test_close_multibuffer_items(cx: &mut TestAppContext) {
6429 init_test(cx);
6430 let fs = FakeFs::new(cx.executor());
6431
6432 let project = Project::test(fs, None, cx).await;
6433 let (workspace, cx) =
6434 cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
6435 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6436
6437 let add_labeled_item = |pane: &Entity<Pane>,
6438 label,
6439 is_dirty,
6440 kind: ItemBufferKind,
6441 cx: &mut VisualTestContext| {
6442 pane.update_in(cx, |pane, window, cx| {
6443 let labeled_item = Box::new(cx.new(|cx| {
6444 TestItem::new(cx)
6445 .with_label(label)
6446 .with_dirty(is_dirty)
6447 .with_buffer_kind(kind)
6448 }));
6449 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6450 labeled_item
6451 })
6452 };
6453
6454 let item_a = add_labeled_item(&pane, "A", false, ItemBufferKind::Multibuffer, cx);
6455 add_labeled_item(&pane, "B", false, ItemBufferKind::Multibuffer, cx);
6456 add_labeled_item(&pane, "C", false, ItemBufferKind::Singleton, cx);
6457 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6458
6459 pane.update_in(cx, |pane, window, cx| {
6460 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6461 pane.pin_tab_at(ix, window, cx);
6462 pane.close_multibuffer_items(
6463 &CloseMultibufferItems {
6464 save_intent: None,
6465 close_pinned: false,
6466 },
6467 window,
6468 cx,
6469 )
6470 })
6471 .await
6472 .unwrap();
6473 assert_item_labels(&pane, ["A!", "C*"], cx);
6474
6475 pane.update_in(cx, |pane, window, cx| {
6476 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6477 pane.unpin_tab_at(ix, window, cx);
6478 pane.close_multibuffer_items(
6479 &CloseMultibufferItems {
6480 save_intent: None,
6481 close_pinned: false,
6482 },
6483 window,
6484 cx,
6485 )
6486 })
6487 .await
6488 .unwrap();
6489
6490 assert_item_labels(&pane, ["C*"], cx);
6491
6492 add_labeled_item(&pane, "A", true, ItemBufferKind::Singleton, cx).update(cx, |item, cx| {
6493 item.project_items
6494 .push(TestProjectItem::new_dirty(1, "A.txt", cx))
6495 });
6496 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6497 cx,
6498 |item, cx| {
6499 item.project_items
6500 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6501 },
6502 );
6503 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6504 cx,
6505 |item, cx| {
6506 item.project_items
6507 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6508 },
6509 );
6510 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6511
6512 let save = pane.update_in(cx, |pane, window, cx| {
6513 pane.close_multibuffer_items(
6514 &CloseMultibufferItems {
6515 save_intent: None,
6516 close_pinned: false,
6517 },
6518 window,
6519 cx,
6520 )
6521 });
6522
6523 cx.executor().run_until_parked();
6524 cx.simulate_prompt_answer("Save all");
6525 save.await.unwrap();
6526 assert_item_labels(&pane, ["C", "A*^"], cx);
6527
6528 add_labeled_item(&pane, "B", true, ItemBufferKind::Multibuffer, cx).update(
6529 cx,
6530 |item, cx| {
6531 item.project_items
6532 .push(TestProjectItem::new_dirty(2, "B.txt", cx))
6533 },
6534 );
6535 add_labeled_item(&pane, "D", true, ItemBufferKind::Multibuffer, cx).update(
6536 cx,
6537 |item, cx| {
6538 item.project_items
6539 .push(TestProjectItem::new_dirty(3, "D.txt", cx))
6540 },
6541 );
6542 assert_item_labels(&pane, ["C", "A^", "B^", "D*^"], cx);
6543 let save = pane.update_in(cx, |pane, window, cx| {
6544 pane.close_multibuffer_items(
6545 &CloseMultibufferItems {
6546 save_intent: None,
6547 close_pinned: false,
6548 },
6549 window,
6550 cx,
6551 )
6552 });
6553
6554 cx.executor().run_until_parked();
6555 cx.simulate_prompt_answer("Discard all");
6556 save.await.unwrap();
6557 assert_item_labels(&pane, ["C", "A*^"], cx);
6558 }
6559
6560 #[gpui::test]
6561 async fn test_close_with_save_intent(cx: &mut TestAppContext) {
6562 init_test(cx);
6563 let fs = FakeFs::new(cx.executor());
6564
6565 let project = Project::test(fs, None, cx).await;
6566 let (workspace, cx) =
6567 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6568 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6569
6570 let a = cx.update(|_, cx| TestProjectItem::new_dirty(1, "A.txt", cx));
6571 let b = cx.update(|_, cx| TestProjectItem::new_dirty(1, "B.txt", cx));
6572 let c = cx.update(|_, cx| TestProjectItem::new_dirty(1, "C.txt", cx));
6573
6574 add_labeled_item(&pane, "AB", true, cx).update(cx, |item, _| {
6575 item.project_items.push(a.clone());
6576 item.project_items.push(b.clone());
6577 });
6578 add_labeled_item(&pane, "C", true, cx)
6579 .update(cx, |item, _| item.project_items.push(c.clone()));
6580 assert_item_labels(&pane, ["AB^", "C*^"], cx);
6581
6582 pane.update_in(cx, |pane, window, cx| {
6583 pane.close_all_items(
6584 &CloseAllItems {
6585 save_intent: Some(SaveIntent::Save),
6586 close_pinned: false,
6587 },
6588 window,
6589 cx,
6590 )
6591 })
6592 .await
6593 .unwrap();
6594
6595 assert_item_labels(&pane, [], cx);
6596 cx.update(|_, cx| {
6597 assert!(!a.read(cx).is_dirty);
6598 assert!(!b.read(cx).is_dirty);
6599 assert!(!c.read(cx).is_dirty);
6600 });
6601 }
6602
6603 #[gpui::test]
6604 async fn test_new_tab_scrolls_into_view_completely(cx: &mut TestAppContext) {
6605 // Arrange
6606 init_test(cx);
6607 let fs = FakeFs::new(cx.executor());
6608
6609 let project = Project::test(fs, None, cx).await;
6610 let (workspace, cx) =
6611 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6612 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6613
6614 cx.simulate_resize(size(px(300.), px(300.)));
6615
6616 add_labeled_item(&pane, "untitled", false, cx);
6617 add_labeled_item(&pane, "untitled", false, cx);
6618 add_labeled_item(&pane, "untitled", false, cx);
6619 add_labeled_item(&pane, "untitled", false, cx);
6620 // Act: this should trigger a scroll
6621 add_labeled_item(&pane, "untitled", false, cx);
6622 // Assert
6623 let tab_bar_scroll_handle =
6624 pane.update_in(cx, |pane, _window, _cx| pane.tab_bar_scroll_handle.clone());
6625 assert_eq!(tab_bar_scroll_handle.children_count(), 6);
6626 let tab_bounds = cx.debug_bounds("TAB-3").unwrap();
6627 let new_tab_button_bounds = cx.debug_bounds("ICON-Plus").unwrap();
6628 let scroll_bounds = tab_bar_scroll_handle.bounds();
6629 let scroll_offset = tab_bar_scroll_handle.offset();
6630 assert!(tab_bounds.right() <= scroll_bounds.right() + scroll_offset.x);
6631 // -39.5 is the magic number for this setup
6632 assert_eq!(scroll_offset.x, px(-39.5));
6633 assert!(
6634 !tab_bounds.intersects(&new_tab_button_bounds),
6635 "Tab should not overlap with the new tab button, if this is failing check if there's been a redesign!"
6636 );
6637 }
6638
6639 #[gpui::test]
6640 async fn test_close_all_items_including_pinned(cx: &mut TestAppContext) {
6641 init_test(cx);
6642 let fs = FakeFs::new(cx.executor());
6643
6644 let project = Project::test(fs, None, cx).await;
6645 let (workspace, cx) =
6646 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6647 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6648
6649 let item_a = add_labeled_item(&pane, "A", false, cx);
6650 add_labeled_item(&pane, "B", false, cx);
6651 add_labeled_item(&pane, "C", false, cx);
6652 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6653
6654 pane.update_in(cx, |pane, window, cx| {
6655 let ix = pane.index_for_item_id(item_a.item_id()).unwrap();
6656 pane.pin_tab_at(ix, window, cx);
6657 pane.close_all_items(
6658 &CloseAllItems {
6659 save_intent: None,
6660 close_pinned: true,
6661 },
6662 window,
6663 cx,
6664 )
6665 })
6666 .await
6667 .unwrap();
6668 assert_item_labels(&pane, [], cx);
6669 }
6670
6671 #[gpui::test]
6672 async fn test_close_pinned_tab_with_non_pinned_in_same_pane(cx: &mut TestAppContext) {
6673 init_test(cx);
6674 let fs = FakeFs::new(cx.executor());
6675 let project = Project::test(fs, None, cx).await;
6676 let (workspace, cx) =
6677 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6678
6679 // Non-pinned tabs in same pane
6680 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6681 add_labeled_item(&pane, "A", false, cx);
6682 add_labeled_item(&pane, "B", false, cx);
6683 add_labeled_item(&pane, "C", false, cx);
6684 pane.update_in(cx, |pane, window, cx| {
6685 pane.pin_tab_at(0, window, cx);
6686 });
6687 set_labeled_items(&pane, ["A*", "B", "C"], cx);
6688 pane.update_in(cx, |pane, window, cx| {
6689 pane.close_active_item(
6690 &CloseActiveItem {
6691 save_intent: None,
6692 close_pinned: false,
6693 },
6694 window,
6695 cx,
6696 )
6697 .unwrap();
6698 });
6699 // Non-pinned tab should be active
6700 assert_item_labels(&pane, ["A!", "B*", "C"], cx);
6701 }
6702
6703 #[gpui::test]
6704 async fn test_close_pinned_tab_with_non_pinned_in_different_pane(cx: &mut TestAppContext) {
6705 init_test(cx);
6706 let fs = FakeFs::new(cx.executor());
6707 let project = Project::test(fs, None, cx).await;
6708 let (workspace, cx) =
6709 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6710
6711 // No non-pinned tabs in same pane, non-pinned tabs in another pane
6712 let pane1 = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6713 let pane2 = workspace.update_in(cx, |workspace, window, cx| {
6714 workspace.split_pane(pane1.clone(), SplitDirection::Right, window, cx)
6715 });
6716 add_labeled_item(&pane1, "A", false, cx);
6717 pane1.update_in(cx, |pane, window, cx| {
6718 pane.pin_tab_at(0, window, cx);
6719 });
6720 set_labeled_items(&pane1, ["A*"], cx);
6721 add_labeled_item(&pane2, "B", false, cx);
6722 set_labeled_items(&pane2, ["B"], cx);
6723 pane1.update_in(cx, |pane, window, cx| {
6724 pane.close_active_item(
6725 &CloseActiveItem {
6726 save_intent: None,
6727 close_pinned: false,
6728 },
6729 window,
6730 cx,
6731 )
6732 .unwrap();
6733 });
6734 // Non-pinned tab of other pane should be active
6735 assert_item_labels(&pane2, ["B*"], cx);
6736 }
6737
6738 #[gpui::test]
6739 async fn ensure_item_closing_actions_do_not_panic_when_no_items_exist(cx: &mut TestAppContext) {
6740 init_test(cx);
6741 let fs = FakeFs::new(cx.executor());
6742 let project = Project::test(fs, None, cx).await;
6743 let (workspace, cx) =
6744 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6745
6746 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6747 assert_item_labels(&pane, [], cx);
6748
6749 pane.update_in(cx, |pane, window, cx| {
6750 pane.close_active_item(
6751 &CloseActiveItem {
6752 save_intent: None,
6753 close_pinned: false,
6754 },
6755 window,
6756 cx,
6757 )
6758 })
6759 .await
6760 .unwrap();
6761
6762 pane.update_in(cx, |pane, window, cx| {
6763 pane.close_other_items(
6764 &CloseOtherItems {
6765 save_intent: None,
6766 close_pinned: false,
6767 },
6768 None,
6769 window,
6770 cx,
6771 )
6772 })
6773 .await
6774 .unwrap();
6775
6776 pane.update_in(cx, |pane, window, cx| {
6777 pane.close_all_items(
6778 &CloseAllItems {
6779 save_intent: None,
6780 close_pinned: false,
6781 },
6782 window,
6783 cx,
6784 )
6785 })
6786 .await
6787 .unwrap();
6788
6789 pane.update_in(cx, |pane, window, cx| {
6790 pane.close_clean_items(
6791 &CloseCleanItems {
6792 close_pinned: false,
6793 },
6794 window,
6795 cx,
6796 )
6797 })
6798 .await
6799 .unwrap();
6800
6801 pane.update_in(cx, |pane, window, cx| {
6802 pane.close_items_to_the_right_by_id(
6803 None,
6804 &CloseItemsToTheRight {
6805 close_pinned: false,
6806 },
6807 window,
6808 cx,
6809 )
6810 })
6811 .await
6812 .unwrap();
6813
6814 pane.update_in(cx, |pane, window, cx| {
6815 pane.close_items_to_the_left_by_id(
6816 None,
6817 &CloseItemsToTheLeft {
6818 close_pinned: false,
6819 },
6820 window,
6821 cx,
6822 )
6823 })
6824 .await
6825 .unwrap();
6826 }
6827
6828 #[gpui::test]
6829 async fn test_item_swapping_actions(cx: &mut TestAppContext) {
6830 init_test(cx);
6831 let fs = FakeFs::new(cx.executor());
6832 let project = Project::test(fs, None, cx).await;
6833 let (workspace, cx) =
6834 cx.add_window_view(|window, cx| Workspace::test_new(project, window, cx));
6835
6836 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
6837 assert_item_labels(&pane, [], cx);
6838
6839 // Test that these actions do not panic
6840 pane.update_in(cx, |pane, window, cx| {
6841 pane.swap_item_right(&Default::default(), window, cx);
6842 });
6843
6844 pane.update_in(cx, |pane, window, cx| {
6845 pane.swap_item_left(&Default::default(), window, cx);
6846 });
6847
6848 add_labeled_item(&pane, "A", false, cx);
6849 add_labeled_item(&pane, "B", false, cx);
6850 add_labeled_item(&pane, "C", false, cx);
6851 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6852
6853 pane.update_in(cx, |pane, window, cx| {
6854 pane.swap_item_right(&Default::default(), window, cx);
6855 });
6856 assert_item_labels(&pane, ["A", "B", "C*"], cx);
6857
6858 pane.update_in(cx, |pane, window, cx| {
6859 pane.swap_item_left(&Default::default(), window, cx);
6860 });
6861 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6862
6863 pane.update_in(cx, |pane, window, cx| {
6864 pane.swap_item_left(&Default::default(), window, cx);
6865 });
6866 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6867
6868 pane.update_in(cx, |pane, window, cx| {
6869 pane.swap_item_left(&Default::default(), window, cx);
6870 });
6871 assert_item_labels(&pane, ["C*", "A", "B"], cx);
6872
6873 pane.update_in(cx, |pane, window, cx| {
6874 pane.swap_item_right(&Default::default(), window, cx);
6875 });
6876 assert_item_labels(&pane, ["A", "C*", "B"], cx);
6877 }
6878
6879 fn init_test(cx: &mut TestAppContext) {
6880 cx.update(|cx| {
6881 let settings_store = SettingsStore::test(cx);
6882 cx.set_global(settings_store);
6883 theme::init(LoadThemes::JustBase, cx);
6884 crate::init_settings(cx);
6885 Project::init_settings(cx);
6886 });
6887 }
6888
6889 fn set_max_tabs(cx: &mut TestAppContext, value: Option<usize>) {
6890 cx.update_global(|store: &mut SettingsStore, cx| {
6891 store.update_user_settings(cx, |settings| {
6892 settings.workspace.max_tabs = value.map(|v| NonZero::new(v).unwrap())
6893 });
6894 });
6895 }
6896
6897 fn add_labeled_item(
6898 pane: &Entity<Pane>,
6899 label: &str,
6900 is_dirty: bool,
6901 cx: &mut VisualTestContext,
6902 ) -> Box<Entity<TestItem>> {
6903 pane.update_in(cx, |pane, window, cx| {
6904 let labeled_item =
6905 Box::new(cx.new(|cx| TestItem::new(cx).with_label(label).with_dirty(is_dirty)));
6906 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6907 labeled_item
6908 })
6909 }
6910
6911 fn set_labeled_items<const COUNT: usize>(
6912 pane: &Entity<Pane>,
6913 labels: [&str; COUNT],
6914 cx: &mut VisualTestContext,
6915 ) -> [Box<Entity<TestItem>>; COUNT] {
6916 pane.update_in(cx, |pane, window, cx| {
6917 pane.items.clear();
6918 let mut active_item_index = 0;
6919
6920 let mut index = 0;
6921 let items = labels.map(|mut label| {
6922 if label.ends_with('*') {
6923 label = label.trim_end_matches('*');
6924 active_item_index = index;
6925 }
6926
6927 let labeled_item = Box::new(cx.new(|cx| TestItem::new(cx).with_label(label)));
6928 pane.add_item(labeled_item.clone(), false, false, None, window, cx);
6929 index += 1;
6930 labeled_item
6931 });
6932
6933 pane.activate_item(active_item_index, false, false, window, cx);
6934
6935 items
6936 })
6937 }
6938
6939 // Assert the item label, with the active item label suffixed with a '*'
6940 #[track_caller]
6941 fn assert_item_labels<const COUNT: usize>(
6942 pane: &Entity<Pane>,
6943 expected_states: [&str; COUNT],
6944 cx: &mut VisualTestContext,
6945 ) {
6946 let actual_states = pane.update(cx, |pane, cx| {
6947 pane.items
6948 .iter()
6949 .enumerate()
6950 .map(|(ix, item)| {
6951 let mut state = item
6952 .to_any()
6953 .downcast::<TestItem>()
6954 .unwrap()
6955 .read(cx)
6956 .label
6957 .clone();
6958 if ix == pane.active_item_index {
6959 state.push('*');
6960 }
6961 if item.is_dirty(cx) {
6962 state.push('^');
6963 }
6964 if pane.is_tab_pinned(ix) {
6965 state.push('!');
6966 }
6967 state
6968 })
6969 .collect::<Vec<_>>()
6970 });
6971 assert_eq!(
6972 actual_states, expected_states,
6973 "pane items do not match expectation"
6974 );
6975 }
6976}