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