1/// NOTE: Focus only 'takes' after an update has flushed_effects.
2///
3/// This may cause issues when you're trying to write tests that use workspace focus to add items at
4/// specific locations.
5pub mod dock;
6pub mod item;
7pub mod notifications;
8pub mod pane;
9pub mod pane_group;
10mod persistence;
11pub mod searchable;
12pub mod shared_screen;
13pub mod sidebar;
14mod status_bar;
15mod toolbar;
16
17use anyhow::{anyhow, Result};
18use call::ActiveCall;
19use client::{
20 proto::{self, PeerId},
21 Client, TypedEnvelope, UserStore,
22};
23use collections::{hash_map, HashMap, HashSet};
24use dock::{Dock, DockDefaultItemFactory, ToggleDockButton};
25use drag_and_drop::DragAndDrop;
26use fs::{self, Fs};
27use futures::{
28 channel::{mpsc, oneshot},
29 future::try_join_all,
30 FutureExt, StreamExt,
31};
32use gpui::{
33 actions,
34 elements::*,
35 geometry::vector::Vector2F,
36 impl_actions, impl_internal_actions,
37 keymap_matcher::KeymapContext,
38 platform::{CursorStyle, WindowOptions},
39 AnyModelHandle, AnyViewHandle, AppContext, AsyncAppContext, Entity, ModelContext, ModelHandle,
40 MouseButton, MutableAppContext, PathPromptOptions, PromptLevel, RenderContext, SizeConstraint,
41 Task, View, ViewContext, ViewHandle, WeakViewHandle,
42};
43use item::{FollowableItem, FollowableItemHandle, Item, ItemHandle, ProjectItem};
44use language::LanguageRegistry;
45use std::{
46 any::TypeId,
47 borrow::Cow,
48 cmp,
49 future::Future,
50 path::{Path, PathBuf},
51 sync::Arc,
52 time::Duration,
53};
54
55use crate::{
56 notifications::simple_message_notification::{MessageNotification, OsOpen},
57 persistence::model::{SerializedPane, SerializedPaneGroup, SerializedWorkspace},
58};
59use log::{error, warn};
60use notifications::NotificationHandle;
61pub use pane::*;
62pub use pane_group::*;
63use persistence::{model::SerializedItem, DB};
64pub use persistence::{
65 model::{ItemId, WorkspaceLocation},
66 WorkspaceDb, DB as WORKSPACE_DB,
67};
68use postage::prelude::Stream;
69use project::{Project, ProjectEntryId, ProjectPath, Worktree, WorktreeId};
70use serde::Deserialize;
71use settings::{Autosave, DockAnchor, Settings};
72use shared_screen::SharedScreen;
73use sidebar::{Sidebar, SidebarButtons, SidebarSide, ToggleSidebarItem};
74use status_bar::StatusBar;
75pub use status_bar::StatusItemView;
76use theme::{Theme, ThemeRegistry};
77pub use toolbar::{ToolbarItemLocation, ToolbarItemView};
78use util::ResultExt;
79
80#[derive(Clone, PartialEq)]
81pub struct RemoveWorktreeFromProject(pub WorktreeId);
82
83actions!(
84 workspace,
85 [
86 Open,
87 NewFile,
88 NewWindow,
89 CloseWindow,
90 AddFolderToProject,
91 Unfollow,
92 Save,
93 SaveAs,
94 SaveAll,
95 ActivatePreviousPane,
96 ActivateNextPane,
97 FollowNextCollaborator,
98 ToggleLeftSidebar,
99 ToggleRightSidebar,
100 NewTerminal,
101 NewSearch
102 ]
103);
104
105#[derive(Clone, PartialEq)]
106pub struct OpenPaths {
107 pub paths: Vec<PathBuf>,
108}
109
110#[derive(Clone, Deserialize, PartialEq)]
111pub struct ActivatePane(pub usize);
112
113#[derive(Clone, PartialEq)]
114pub struct ToggleFollow(pub PeerId);
115
116#[derive(Clone, PartialEq)]
117pub struct JoinProject {
118 pub project_id: u64,
119 pub follow_user_id: u64,
120}
121
122#[derive(Clone, PartialEq)]
123pub struct OpenSharedScreen {
124 pub peer_id: PeerId,
125}
126
127#[derive(Clone, PartialEq)]
128pub struct SplitWithItem {
129 pane_to_split: WeakViewHandle<Pane>,
130 split_direction: SplitDirection,
131 from: WeakViewHandle<Pane>,
132 item_id_to_move: usize,
133}
134
135#[derive(Clone, PartialEq)]
136pub struct SplitWithProjectEntry {
137 pane_to_split: WeakViewHandle<Pane>,
138 split_direction: SplitDirection,
139 project_entry: ProjectEntryId,
140}
141
142#[derive(Clone, PartialEq)]
143pub struct OpenProjectEntryInPane {
144 pane: WeakViewHandle<Pane>,
145 project_entry: ProjectEntryId,
146}
147
148pub type WorkspaceId = i64;
149
150impl_internal_actions!(
151 workspace,
152 [
153 OpenPaths,
154 ToggleFollow,
155 JoinProject,
156 OpenSharedScreen,
157 RemoveWorktreeFromProject,
158 SplitWithItem,
159 SplitWithProjectEntry,
160 OpenProjectEntryInPane,
161 ]
162);
163impl_actions!(workspace, [ActivatePane]);
164
165pub fn init(app_state: Arc<AppState>, cx: &mut MutableAppContext) {
166 pane::init(cx);
167 dock::init(cx);
168 notifications::init(cx);
169
170 cx.add_global_action(open);
171 cx.add_global_action({
172 let app_state = Arc::downgrade(&app_state);
173 move |action: &OpenPaths, cx: &mut MutableAppContext| {
174 if let Some(app_state) = app_state.upgrade() {
175 open_paths(&action.paths, &app_state, cx).detach();
176 }
177 }
178 });
179 cx.add_global_action({
180 let app_state = Arc::downgrade(&app_state);
181 move |_: &NewFile, cx: &mut MutableAppContext| {
182 if let Some(app_state) = app_state.upgrade() {
183 open_new(&app_state, cx).detach();
184 }
185 }
186 });
187
188 cx.add_global_action({
189 let app_state = Arc::downgrade(&app_state);
190 move |_: &NewWindow, cx: &mut MutableAppContext| {
191 if let Some(app_state) = app_state.upgrade() {
192 open_new(&app_state, cx).detach();
193 }
194 }
195 });
196
197 cx.add_async_action(Workspace::toggle_follow);
198 cx.add_async_action(Workspace::follow_next_collaborator);
199 cx.add_async_action(Workspace::close);
200 cx.add_async_action(Workspace::save_all);
201 cx.add_action(Workspace::open_shared_screen);
202 cx.add_action(Workspace::add_folder_to_project);
203 cx.add_action(Workspace::remove_folder_from_project);
204 cx.add_action(
205 |workspace: &mut Workspace, _: &Unfollow, cx: &mut ViewContext<Workspace>| {
206 let pane = workspace.active_pane().clone();
207 workspace.unfollow(&pane, cx);
208 },
209 );
210 cx.add_action(
211 |workspace: &mut Workspace, _: &Save, cx: &mut ViewContext<Workspace>| {
212 workspace.save_active_item(false, cx).detach_and_log_err(cx);
213 },
214 );
215 cx.add_action(
216 |workspace: &mut Workspace, _: &SaveAs, cx: &mut ViewContext<Workspace>| {
217 workspace.save_active_item(true, cx).detach_and_log_err(cx);
218 },
219 );
220 cx.add_action(Workspace::toggle_sidebar_item);
221 cx.add_action(Workspace::focus_center);
222 cx.add_action(|workspace: &mut Workspace, _: &ActivatePreviousPane, cx| {
223 workspace.activate_previous_pane(cx)
224 });
225 cx.add_action(|workspace: &mut Workspace, _: &ActivateNextPane, cx| {
226 workspace.activate_next_pane(cx)
227 });
228 cx.add_action(|workspace: &mut Workspace, _: &ToggleLeftSidebar, cx| {
229 workspace.toggle_sidebar(SidebarSide::Left, cx);
230 });
231 cx.add_action(|workspace: &mut Workspace, _: &ToggleRightSidebar, cx| {
232 workspace.toggle_sidebar(SidebarSide::Right, cx);
233 });
234 cx.add_action(Workspace::activate_pane_at_index);
235 cx.add_action(Workspace::split_pane_with_item);
236 cx.add_action(Workspace::split_pane_with_project_entry);
237
238 cx.add_async_action(
239 |workspace: &mut Workspace,
240 OpenProjectEntryInPane {
241 pane,
242 project_entry,
243 }: &_,
244 cx| {
245 workspace
246 .project
247 .read(cx)
248 .path_for_entry(*project_entry, cx)
249 .map(|path| {
250 let task = workspace.open_path(path, Some(pane.clone()), true, cx);
251 cx.foreground().spawn(async move {
252 task.await?;
253 Ok(())
254 })
255 })
256 },
257 );
258
259 let client = &app_state.client;
260 client.add_view_request_handler(Workspace::handle_follow);
261 client.add_view_message_handler(Workspace::handle_unfollow);
262 client.add_view_message_handler(Workspace::handle_update_followers);
263}
264
265type ProjectItemBuilders = HashMap<
266 TypeId,
267 fn(ModelHandle<Project>, AnyModelHandle, &mut ViewContext<Pane>) -> Box<dyn ItemHandle>,
268>;
269pub fn register_project_item<I: ProjectItem>(cx: &mut MutableAppContext) {
270 cx.update_default_global(|builders: &mut ProjectItemBuilders, _| {
271 builders.insert(TypeId::of::<I::Item>(), |project, model, cx| {
272 let item = model.downcast::<I::Item>().unwrap();
273 Box::new(cx.add_view(|cx| I::for_project_item(project, item, cx)))
274 });
275 });
276}
277
278type FollowableItemBuilder = fn(
279 ViewHandle<Pane>,
280 ModelHandle<Project>,
281 ViewId,
282 &mut Option<proto::view::Variant>,
283 &mut MutableAppContext,
284) -> Option<Task<Result<Box<dyn FollowableItemHandle>>>>;
285type FollowableItemBuilders = HashMap<
286 TypeId,
287 (
288 FollowableItemBuilder,
289 fn(AnyViewHandle) -> Box<dyn FollowableItemHandle>,
290 ),
291>;
292pub fn register_followable_item<I: FollowableItem>(cx: &mut MutableAppContext) {
293 cx.update_default_global(|builders: &mut FollowableItemBuilders, _| {
294 builders.insert(
295 TypeId::of::<I>(),
296 (
297 |pane, project, id, state, cx| {
298 I::from_state_proto(pane, project, id, state, cx).map(|task| {
299 cx.foreground()
300 .spawn(async move { Ok(Box::new(task.await?) as Box<_>) })
301 })
302 },
303 |this| Box::new(this.downcast::<I>().unwrap()),
304 ),
305 );
306 });
307}
308
309type ItemDeserializers = HashMap<
310 Arc<str>,
311 fn(
312 ModelHandle<Project>,
313 WeakViewHandle<Workspace>,
314 WorkspaceId,
315 ItemId,
316 &mut ViewContext<Pane>,
317 ) -> Task<Result<Box<dyn ItemHandle>>>,
318>;
319pub fn register_deserializable_item<I: Item>(cx: &mut MutableAppContext) {
320 cx.update_default_global(|deserializers: &mut ItemDeserializers, _cx| {
321 if let Some(serialized_item_kind) = I::serialized_item_kind() {
322 deserializers.insert(
323 Arc::from(serialized_item_kind),
324 |project, workspace, workspace_id, item_id, cx| {
325 let task = I::deserialize(project, workspace, workspace_id, item_id, cx);
326 cx.foreground()
327 .spawn(async { Ok(Box::new(task.await?) as Box<_>) })
328 },
329 );
330 }
331 });
332}
333
334pub struct AppState {
335 pub languages: Arc<LanguageRegistry>,
336 pub themes: Arc<ThemeRegistry>,
337 pub client: Arc<client::Client>,
338 pub user_store: ModelHandle<client::UserStore>,
339 pub fs: Arc<dyn fs::Fs>,
340 pub build_window_options: fn() -> WindowOptions<'static>,
341 pub initialize_workspace: fn(&mut Workspace, &Arc<AppState>, &mut ViewContext<Workspace>),
342 pub dock_default_item_factory: DockDefaultItemFactory,
343}
344
345impl AppState {
346 #[cfg(any(test, feature = "test-support"))]
347 pub fn test(cx: &mut MutableAppContext) -> Arc<Self> {
348 use fs::HomeDir;
349
350 cx.set_global(HomeDir(Path::new("/tmp/").to_path_buf()));
351 let settings = Settings::test(cx);
352 cx.set_global(settings);
353
354 let fs = fs::FakeFs::new(cx.background().clone());
355 let languages = Arc::new(LanguageRegistry::test());
356 let http_client = client::test::FakeHttpClient::with_404_response();
357 let client = Client::new(http_client.clone(), cx);
358 let user_store = cx.add_model(|cx| UserStore::new(client.clone(), http_client, cx));
359 let themes = ThemeRegistry::new((), cx.font_cache().clone());
360 Arc::new(Self {
361 client,
362 themes,
363 fs,
364 languages,
365 user_store,
366 initialize_workspace: |_, _, _| {},
367 build_window_options: Default::default,
368 dock_default_item_factory: |_, _| unimplemented!(),
369 })
370 }
371}
372
373struct DelayedDebouncedEditAction {
374 task: Option<Task<()>>,
375 cancel_channel: Option<oneshot::Sender<()>>,
376}
377
378impl DelayedDebouncedEditAction {
379 fn new() -> DelayedDebouncedEditAction {
380 DelayedDebouncedEditAction {
381 task: None,
382 cancel_channel: None,
383 }
384 }
385
386 fn fire_new<F, Fut>(
387 &mut self,
388 delay: Duration,
389 workspace: &Workspace,
390 cx: &mut ViewContext<Workspace>,
391 f: F,
392 ) where
393 F: FnOnce(ModelHandle<Project>, AsyncAppContext) -> Fut + 'static,
394 Fut: 'static + Future<Output = ()>,
395 {
396 if let Some(channel) = self.cancel_channel.take() {
397 _ = channel.send(());
398 }
399
400 let project = workspace.project().downgrade();
401
402 let (sender, mut receiver) = oneshot::channel::<()>();
403 self.cancel_channel = Some(sender);
404
405 let previous_task = self.task.take();
406 self.task = Some(cx.spawn_weak(|_, cx| async move {
407 let mut timer = cx.background().timer(delay).fuse();
408 if let Some(previous_task) = previous_task {
409 previous_task.await;
410 }
411
412 futures::select_biased! {
413 _ = receiver => return,
414 _ = timer => {}
415 }
416
417 if let Some(project) = project.upgrade(&cx) {
418 (f)(project, cx).await;
419 }
420 }));
421 }
422}
423
424pub enum Event {
425 DockAnchorChanged,
426 PaneAdded(ViewHandle<Pane>),
427 ContactRequestedJoin(u64),
428}
429
430pub struct Workspace {
431 weak_self: WeakViewHandle<Self>,
432 client: Arc<Client>,
433 user_store: ModelHandle<client::UserStore>,
434 remote_entity_subscription: Option<client::Subscription>,
435 fs: Arc<dyn Fs>,
436 modal: Option<AnyViewHandle>,
437 center: PaneGroup,
438 left_sidebar: ViewHandle<Sidebar>,
439 right_sidebar: ViewHandle<Sidebar>,
440 panes: Vec<ViewHandle<Pane>>,
441 panes_by_item: HashMap<usize, WeakViewHandle<Pane>>,
442 active_pane: ViewHandle<Pane>,
443 last_active_center_pane: Option<WeakViewHandle<Pane>>,
444 status_bar: ViewHandle<StatusBar>,
445 titlebar_item: Option<AnyViewHandle>,
446 dock: Dock,
447 notifications: Vec<(TypeId, usize, Box<dyn NotificationHandle>)>,
448 project: ModelHandle<Project>,
449 leader_state: LeaderState,
450 follower_states_by_leader: FollowerStatesByLeader,
451 last_leaders_by_pane: HashMap<WeakViewHandle<Pane>, PeerId>,
452 window_edited: bool,
453 active_call: Option<(ModelHandle<ActiveCall>, Vec<gpui::Subscription>)>,
454 leader_updates_tx: mpsc::UnboundedSender<(PeerId, proto::UpdateFollowers)>,
455 database_id: WorkspaceId,
456 _apply_leader_updates: Task<Result<()>>,
457 _observe_current_user: Task<()>,
458}
459
460#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
461pub struct ViewId {
462 pub creator: PeerId,
463 pub id: u64,
464}
465
466#[derive(Default)]
467struct LeaderState {
468 followers: HashSet<PeerId>,
469}
470
471type FollowerStatesByLeader = HashMap<PeerId, HashMap<ViewHandle<Pane>, FollowerState>>;
472
473#[derive(Default)]
474struct FollowerState {
475 active_view_id: Option<ViewId>,
476 items_by_leader_view_id: HashMap<ViewId, Box<dyn FollowableItemHandle>>,
477}
478
479impl Workspace {
480 pub fn new(
481 serialized_workspace: Option<SerializedWorkspace>,
482 workspace_id: WorkspaceId,
483 project: ModelHandle<Project>,
484 dock_default_factory: DockDefaultItemFactory,
485 cx: &mut ViewContext<Self>,
486 ) -> Self {
487 cx.observe_fullscreen(|_, _, cx| cx.notify()).detach();
488
489 cx.observe_window_activation(Self::on_window_activation_changed)
490 .detach();
491 cx.observe(&project, |_, _, cx| cx.notify()).detach();
492 cx.subscribe(&project, move |this, _, event, cx| {
493 match event {
494 project::Event::RemoteIdChanged(remote_id) => {
495 this.project_remote_id_changed(*remote_id, cx);
496 }
497 project::Event::CollaboratorLeft(peer_id) => {
498 this.collaborator_left(*peer_id, cx);
499 }
500 project::Event::WorktreeRemoved(_) | project::Event::WorktreeAdded => {
501 this.update_window_title(cx);
502 this.serialize_workspace(cx);
503 }
504 project::Event::DisconnectedFromHost => {
505 this.update_window_edited(cx);
506 cx.blur();
507 }
508 _ => {}
509 }
510 cx.notify()
511 })
512 .detach();
513
514 let center_pane = cx.add_view(|cx| Pane::new(None, cx));
515 let pane_id = center_pane.id();
516 cx.subscribe(¢er_pane, move |this, _, event, cx| {
517 this.handle_pane_event(pane_id, event, cx)
518 })
519 .detach();
520 cx.focus(¢er_pane);
521 cx.emit(Event::PaneAdded(center_pane.clone()));
522 let dock = Dock::new(dock_default_factory, cx);
523 let dock_pane = dock.pane().clone();
524
525 let fs = project.read(cx).fs().clone();
526 let user_store = project.read(cx).user_store();
527 let client = project.read(cx).client();
528 let mut current_user = user_store.read(cx).watch_current_user();
529 let mut connection_status = client.status();
530 let _observe_current_user = cx.spawn_weak(|this, mut cx| async move {
531 current_user.recv().await;
532 connection_status.recv().await;
533 let mut stream =
534 Stream::map(current_user, drop).merge(Stream::map(connection_status, drop));
535
536 while stream.recv().await.is_some() {
537 cx.update(|cx| {
538 if let Some(this) = this.upgrade(cx) {
539 this.update(cx, |_, cx| cx.notify());
540 }
541 })
542 }
543 });
544 let handle = cx.handle();
545 let weak_handle = cx.weak_handle();
546
547 // All leader updates are enqueued and then processed in a single task, so
548 // that each asynchronous operation can be run in order.
549 let (leader_updates_tx, mut leader_updates_rx) =
550 mpsc::unbounded::<(PeerId, proto::UpdateFollowers)>();
551 let _apply_leader_updates = cx.spawn_weak(|this, mut cx| async move {
552 while let Some((leader_id, update)) = leader_updates_rx.next().await {
553 let Some(this) = this.upgrade(&cx) else { break };
554 Self::process_leader_update(this, leader_id, update, &mut cx)
555 .await
556 .log_err();
557 }
558
559 Ok(())
560 });
561
562 cx.emit_global(WorkspaceCreated(weak_handle.clone()));
563
564 let left_sidebar = cx.add_view(|_| Sidebar::new(SidebarSide::Left));
565 let right_sidebar = cx.add_view(|_| Sidebar::new(SidebarSide::Right));
566 let left_sidebar_buttons = cx.add_view(|cx| SidebarButtons::new(left_sidebar.clone(), cx));
567 let toggle_dock = cx.add_view(|cx| ToggleDockButton::new(handle, cx));
568 let right_sidebar_buttons =
569 cx.add_view(|cx| SidebarButtons::new(right_sidebar.clone(), cx));
570 let status_bar = cx.add_view(|cx| {
571 let mut status_bar = StatusBar::new(¢er_pane.clone(), cx);
572 status_bar.add_left_item(left_sidebar_buttons, cx);
573 status_bar.add_right_item(right_sidebar_buttons, cx);
574 status_bar.add_right_item(toggle_dock, cx);
575 status_bar
576 });
577
578 cx.update_default_global::<DragAndDrop<Workspace>, _, _>(|drag_and_drop, _| {
579 drag_and_drop.register_container(weak_handle.clone());
580 });
581
582 let mut active_call = None;
583 if cx.has_global::<ModelHandle<ActiveCall>>() {
584 let call = cx.global::<ModelHandle<ActiveCall>>().clone();
585 let mut subscriptions = Vec::new();
586 subscriptions.push(cx.subscribe(&call, Self::on_active_call_event));
587 active_call = Some((call, subscriptions));
588 }
589
590 let mut this = Workspace {
591 modal: None,
592 weak_self: weak_handle.clone(),
593 center: PaneGroup::new(center_pane.clone()),
594 dock,
595 // When removing an item, the last element remaining in this array
596 // is used to find where focus should fallback to. As such, the order
597 // of these two variables is important.
598 panes: vec![dock_pane.clone(), center_pane.clone()],
599 panes_by_item: Default::default(),
600 active_pane: center_pane.clone(),
601 last_active_center_pane: Some(center_pane.downgrade()),
602 status_bar,
603 titlebar_item: None,
604 notifications: Default::default(),
605 client,
606 remote_entity_subscription: None,
607 user_store,
608 fs,
609 left_sidebar,
610 right_sidebar,
611 project: project.clone(),
612 leader_state: Default::default(),
613 follower_states_by_leader: Default::default(),
614 last_leaders_by_pane: Default::default(),
615 window_edited: false,
616 active_call,
617 database_id: workspace_id,
618 _observe_current_user,
619 _apply_leader_updates,
620 leader_updates_tx,
621 };
622 this.project_remote_id_changed(project.read(cx).remote_id(), cx);
623 cx.defer(|this, cx| this.update_window_title(cx));
624
625 if let Some(serialized_workspace) = serialized_workspace {
626 cx.defer(move |_, cx| {
627 Self::load_from_serialized_workspace(weak_handle, serialized_workspace, cx)
628 });
629 }
630
631 this
632 }
633
634 fn new_local(
635 abs_paths: Vec<PathBuf>,
636 app_state: Arc<AppState>,
637 cx: &mut MutableAppContext,
638 ) -> Task<(
639 ViewHandle<Workspace>,
640 Vec<Option<Result<Box<dyn ItemHandle>, anyhow::Error>>>,
641 )> {
642 let project_handle = Project::local(
643 app_state.client.clone(),
644 app_state.user_store.clone(),
645 app_state.languages.clone(),
646 app_state.fs.clone(),
647 cx,
648 );
649
650 cx.spawn(|mut cx| async move {
651 let serialized_workspace = persistence::DB.workspace_for_roots(&abs_paths.as_slice());
652
653 let paths_to_open = serialized_workspace
654 .as_ref()
655 .map(|workspace| workspace.location.paths())
656 .unwrap_or(Arc::new(abs_paths));
657
658 // Get project paths for all of the abs_paths
659 let mut worktree_roots: HashSet<Arc<Path>> = Default::default();
660 let mut project_paths = Vec::new();
661 for path in paths_to_open.iter() {
662 if let Some((worktree, project_entry)) = cx
663 .update(|cx| {
664 Workspace::project_path_for_path(project_handle.clone(), &path, true, cx)
665 })
666 .await
667 .log_err()
668 {
669 worktree_roots.insert(worktree.read_with(&mut cx, |tree, _| tree.abs_path()));
670 project_paths.push(Some(project_entry));
671 } else {
672 project_paths.push(None);
673 }
674 }
675
676 let workspace_id = if let Some(serialized_workspace) = serialized_workspace.as_ref() {
677 serialized_workspace.id
678 } else {
679 DB.next_id().await.unwrap_or(0)
680 };
681
682 // Use the serialized workspace to construct the new window
683 let (_, workspace) = cx.add_window((app_state.build_window_options)(), |cx| {
684 let mut workspace = Workspace::new(
685 serialized_workspace,
686 workspace_id,
687 project_handle,
688 app_state.dock_default_item_factory,
689 cx,
690 );
691 (app_state.initialize_workspace)(&mut workspace, &app_state, cx);
692 workspace
693 });
694
695 notify_if_database_failed(&workspace, &mut cx);
696
697 // Call open path for each of the project paths
698 // (this will bring them to the front if they were in the serialized workspace)
699 debug_assert!(paths_to_open.len() == project_paths.len());
700 let tasks = paths_to_open
701 .iter()
702 .cloned()
703 .zip(project_paths.into_iter())
704 .map(|(abs_path, project_path)| {
705 let workspace = workspace.clone();
706 cx.spawn(|mut cx| {
707 let fs = app_state.fs.clone();
708 async move {
709 let project_path = project_path?;
710 if fs.is_file(&abs_path).await {
711 Some(
712 workspace
713 .update(&mut cx, |workspace, cx| {
714 workspace.open_path(project_path, None, true, cx)
715 })
716 .await,
717 )
718 } else {
719 None
720 }
721 }
722 })
723 });
724
725 let opened_items = futures::future::join_all(tasks.into_iter()).await;
726
727 (workspace, opened_items)
728 })
729 }
730
731 pub fn weak_handle(&self) -> WeakViewHandle<Self> {
732 self.weak_self.clone()
733 }
734
735 pub fn left_sidebar(&self) -> &ViewHandle<Sidebar> {
736 &self.left_sidebar
737 }
738
739 pub fn right_sidebar(&self) -> &ViewHandle<Sidebar> {
740 &self.right_sidebar
741 }
742
743 pub fn status_bar(&self) -> &ViewHandle<StatusBar> {
744 &self.status_bar
745 }
746
747 pub fn user_store(&self) -> &ModelHandle<UserStore> {
748 &self.user_store
749 }
750
751 pub fn project(&self) -> &ModelHandle<Project> {
752 &self.project
753 }
754
755 pub fn client(&self) -> &Arc<Client> {
756 &self.client
757 }
758
759 pub fn set_titlebar_item(
760 &mut self,
761 item: impl Into<AnyViewHandle>,
762 cx: &mut ViewContext<Self>,
763 ) {
764 self.titlebar_item = Some(item.into());
765 cx.notify();
766 }
767
768 pub fn titlebar_item(&self) -> Option<AnyViewHandle> {
769 self.titlebar_item.clone()
770 }
771
772 /// Call the given callback with a workspace whose project is local.
773 ///
774 /// If the given workspace has a local project, then it will be passed
775 /// to the callback. Otherwise, a new empty window will be created.
776 pub fn with_local_workspace<T, F>(
777 &mut self,
778 app_state: &Arc<AppState>,
779 cx: &mut ViewContext<Self>,
780 callback: F,
781 ) -> Task<T>
782 where
783 T: 'static,
784 F: 'static + FnOnce(&mut Workspace, &mut ViewContext<Workspace>) -> T,
785 {
786 if self.project.read(cx).is_local() {
787 Task::Ready(Some(callback(self, cx)))
788 } else {
789 let task = Self::new_local(Vec::new(), app_state.clone(), cx);
790 cx.spawn(|_vh, mut cx| async move {
791 let (workspace, _) = task.await;
792 workspace.update(&mut cx, callback)
793 })
794 }
795 }
796
797 pub fn worktrees<'a>(
798 &self,
799 cx: &'a AppContext,
800 ) -> impl 'a + Iterator<Item = ModelHandle<Worktree>> {
801 self.project.read(cx).worktrees(cx)
802 }
803
804 pub fn visible_worktrees<'a>(
805 &self,
806 cx: &'a AppContext,
807 ) -> impl 'a + Iterator<Item = ModelHandle<Worktree>> {
808 self.project.read(cx).visible_worktrees(cx)
809 }
810
811 pub fn worktree_scans_complete(&self, cx: &AppContext) -> impl Future<Output = ()> + 'static {
812 let futures = self
813 .worktrees(cx)
814 .filter_map(|worktree| worktree.read(cx).as_local())
815 .map(|worktree| worktree.scan_complete())
816 .collect::<Vec<_>>();
817 async move {
818 for future in futures {
819 future.await;
820 }
821 }
822 }
823
824 pub fn close(
825 &mut self,
826 _: &CloseWindow,
827 cx: &mut ViewContext<Self>,
828 ) -> Option<Task<Result<()>>> {
829 let prepare = self.prepare_to_close(false, cx);
830 Some(cx.spawn(|this, mut cx| async move {
831 if prepare.await? {
832 this.update(&mut cx, |_, cx| {
833 let window_id = cx.window_id();
834 cx.remove_window(window_id);
835 });
836 }
837 Ok(())
838 }))
839 }
840
841 pub fn prepare_to_close(
842 &mut self,
843 quitting: bool,
844 cx: &mut ViewContext<Self>,
845 ) -> Task<Result<bool>> {
846 let active_call = self.active_call().cloned();
847 let window_id = cx.window_id();
848 let workspace_count = cx
849 .window_ids()
850 .flat_map(|window_id| cx.root_view::<Workspace>(window_id))
851 .count();
852 cx.spawn(|this, mut cx| async move {
853 if let Some(active_call) = active_call {
854 if !quitting
855 && workspace_count == 1
856 && active_call.read_with(&cx, |call, _| call.room().is_some())
857 {
858 let answer = cx
859 .prompt(
860 window_id,
861 PromptLevel::Warning,
862 "Do you want to leave the current call?",
863 &["Close window and hang up", "Cancel"],
864 )
865 .next()
866 .await;
867 if answer == Some(1) {
868 return anyhow::Ok(false);
869 } else {
870 active_call.update(&mut cx, |call, cx| call.hang_up(cx))?;
871 }
872 }
873 }
874
875 Ok(this
876 .update(&mut cx, |this, cx| this.save_all_internal(true, cx))
877 .await?)
878 })
879 }
880
881 fn save_all(&mut self, _: &SaveAll, cx: &mut ViewContext<Self>) -> Option<Task<Result<()>>> {
882 let save_all = self.save_all_internal(false, cx);
883 Some(cx.foreground().spawn(async move {
884 save_all.await?;
885 Ok(())
886 }))
887 }
888
889 fn save_all_internal(
890 &mut self,
891 should_prompt_to_save: bool,
892 cx: &mut ViewContext<Self>,
893 ) -> Task<Result<bool>> {
894 if self.project.read(cx).is_read_only() {
895 return Task::ready(Ok(true));
896 }
897
898 let dirty_items = self
899 .panes
900 .iter()
901 .flat_map(|pane| {
902 pane.read(cx).items().filter_map(|item| {
903 if item.is_dirty(cx) {
904 Some((pane.clone(), item.boxed_clone()))
905 } else {
906 None
907 }
908 })
909 })
910 .collect::<Vec<_>>();
911
912 let project = self.project.clone();
913 cx.spawn_weak(|_, mut cx| async move {
914 for (pane, item) in dirty_items {
915 let (singleton, project_entry_ids) =
916 cx.read(|cx| (item.is_singleton(cx), item.project_entry_ids(cx)));
917 if singleton || !project_entry_ids.is_empty() {
918 if let Some(ix) =
919 pane.read_with(&cx, |pane, _| pane.index_for_item(item.as_ref()))
920 {
921 if !Pane::save_item(
922 project.clone(),
923 &pane,
924 ix,
925 &*item,
926 should_prompt_to_save,
927 &mut cx,
928 )
929 .await?
930 {
931 return Ok(false);
932 }
933 }
934 }
935 }
936 Ok(true)
937 })
938 }
939
940 #[allow(clippy::type_complexity)]
941 pub fn open_paths(
942 &mut self,
943 mut abs_paths: Vec<PathBuf>,
944 visible: bool,
945 cx: &mut ViewContext<Self>,
946 ) -> Task<Vec<Option<Result<Box<dyn ItemHandle>, anyhow::Error>>>> {
947 let fs = self.fs.clone();
948
949 // Sort the paths to ensure we add worktrees for parents before their children.
950 abs_paths.sort_unstable();
951 cx.spawn(|this, mut cx| async move {
952 let mut project_paths = Vec::new();
953 for path in &abs_paths {
954 project_paths.push(
955 this.update(&mut cx, |this, cx| {
956 Workspace::project_path_for_path(this.project.clone(), path, visible, cx)
957 })
958 .await
959 .log_err(),
960 );
961 }
962
963 let tasks = abs_paths
964 .iter()
965 .cloned()
966 .zip(project_paths.into_iter())
967 .map(|(abs_path, project_path)| {
968 let this = this.clone();
969 cx.spawn(|mut cx| {
970 let fs = fs.clone();
971 async move {
972 let (_worktree, project_path) = project_path?;
973 if fs.is_file(&abs_path).await {
974 Some(
975 this.update(&mut cx, |this, cx| {
976 this.open_path(project_path, None, true, cx)
977 })
978 .await,
979 )
980 } else {
981 None
982 }
983 }
984 })
985 })
986 .collect::<Vec<_>>();
987
988 futures::future::join_all(tasks).await
989 })
990 }
991
992 fn add_folder_to_project(&mut self, _: &AddFolderToProject, cx: &mut ViewContext<Self>) {
993 let mut paths = cx.prompt_for_paths(PathPromptOptions {
994 files: false,
995 directories: true,
996 multiple: true,
997 });
998 cx.spawn(|this, mut cx| async move {
999 if let Some(paths) = paths.recv().await.flatten() {
1000 let results = this
1001 .update(&mut cx, |this, cx| this.open_paths(paths, true, cx))
1002 .await;
1003 for result in results.into_iter().flatten() {
1004 result.log_err();
1005 }
1006 }
1007 })
1008 .detach();
1009 }
1010
1011 fn remove_folder_from_project(
1012 &mut self,
1013 RemoveWorktreeFromProject(worktree_id): &RemoveWorktreeFromProject,
1014 cx: &mut ViewContext<Self>,
1015 ) {
1016 let future = self
1017 .project
1018 .update(cx, |project, cx| project.remove_worktree(*worktree_id, cx));
1019 cx.foreground().spawn(future).detach();
1020 }
1021
1022 fn project_path_for_path(
1023 project: ModelHandle<Project>,
1024 abs_path: &Path,
1025 visible: bool,
1026 cx: &mut MutableAppContext,
1027 ) -> Task<Result<(ModelHandle<Worktree>, ProjectPath)>> {
1028 let entry = project.update(cx, |project, cx| {
1029 project.find_or_create_local_worktree(abs_path, visible, cx)
1030 });
1031 cx.spawn(|cx| async move {
1032 let (worktree, path) = entry.await?;
1033 let worktree_id = worktree.read_with(&cx, |t, _| t.id());
1034 Ok((
1035 worktree,
1036 ProjectPath {
1037 worktree_id,
1038 path: path.into(),
1039 },
1040 ))
1041 })
1042 }
1043
1044 /// Returns the modal that was toggled closed if it was open.
1045 pub fn toggle_modal<V, F>(
1046 &mut self,
1047 cx: &mut ViewContext<Self>,
1048 add_view: F,
1049 ) -> Option<ViewHandle<V>>
1050 where
1051 V: 'static + View,
1052 F: FnOnce(&mut Self, &mut ViewContext<Self>) -> ViewHandle<V>,
1053 {
1054 cx.notify();
1055 // Whatever modal was visible is getting clobbered. If its the same type as V, then return
1056 // it. Otherwise, create a new modal and set it as active.
1057 let already_open_modal = self.modal.take().and_then(|modal| modal.downcast::<V>());
1058 if let Some(already_open_modal) = already_open_modal {
1059 cx.focus_self();
1060 Some(already_open_modal)
1061 } else {
1062 let modal = add_view(self, cx);
1063 cx.focus(&modal);
1064 self.modal = Some(modal.into());
1065 None
1066 }
1067 }
1068
1069 pub fn modal<V: 'static + View>(&self) -> Option<ViewHandle<V>> {
1070 self.modal
1071 .as_ref()
1072 .and_then(|modal| modal.clone().downcast::<V>())
1073 }
1074
1075 pub fn dismiss_modal(&mut self, cx: &mut ViewContext<Self>) {
1076 if self.modal.take().is_some() {
1077 cx.focus(&self.active_pane);
1078 cx.notify();
1079 }
1080 }
1081
1082 pub fn items<'a>(
1083 &'a self,
1084 cx: &'a AppContext,
1085 ) -> impl 'a + Iterator<Item = &Box<dyn ItemHandle>> {
1086 self.panes.iter().flat_map(|pane| pane.read(cx).items())
1087 }
1088
1089 pub fn item_of_type<T: Item>(&self, cx: &AppContext) -> Option<ViewHandle<T>> {
1090 self.items_of_type(cx).max_by_key(|item| item.id())
1091 }
1092
1093 pub fn items_of_type<'a, T: Item>(
1094 &'a self,
1095 cx: &'a AppContext,
1096 ) -> impl 'a + Iterator<Item = ViewHandle<T>> {
1097 self.panes
1098 .iter()
1099 .flat_map(|pane| pane.read(cx).items_of_type())
1100 }
1101
1102 pub fn active_item(&self, cx: &AppContext) -> Option<Box<dyn ItemHandle>> {
1103 self.active_pane().read(cx).active_item()
1104 }
1105
1106 fn active_project_path(&self, cx: &ViewContext<Self>) -> Option<ProjectPath> {
1107 self.active_item(cx).and_then(|item| item.project_path(cx))
1108 }
1109
1110 pub fn save_active_item(
1111 &mut self,
1112 force_name_change: bool,
1113 cx: &mut ViewContext<Self>,
1114 ) -> Task<Result<()>> {
1115 let project = self.project.clone();
1116 if let Some(item) = self.active_item(cx) {
1117 if !force_name_change && item.can_save(cx) {
1118 if item.has_conflict(cx.as_ref()) {
1119 const CONFLICT_MESSAGE: &str = "This file has changed on disk since you started editing it. Do you want to overwrite it?";
1120
1121 let mut answer = cx.prompt(
1122 PromptLevel::Warning,
1123 CONFLICT_MESSAGE,
1124 &["Overwrite", "Cancel"],
1125 );
1126 cx.spawn(|_, mut cx| async move {
1127 let answer = answer.recv().await;
1128 if answer == Some(0) {
1129 cx.update(|cx| item.save(project, cx)).await?;
1130 }
1131 Ok(())
1132 })
1133 } else {
1134 item.save(project, cx)
1135 }
1136 } else if item.is_singleton(cx) {
1137 let worktree = self.worktrees(cx).next();
1138 let start_abs_path = worktree
1139 .and_then(|w| w.read(cx).as_local())
1140 .map_or(Path::new(""), |w| w.abs_path())
1141 .to_path_buf();
1142 let mut abs_path = cx.prompt_for_new_path(&start_abs_path);
1143 cx.spawn(|_, mut cx| async move {
1144 if let Some(abs_path) = abs_path.recv().await.flatten() {
1145 cx.update(|cx| item.save_as(project, abs_path, cx)).await?;
1146 }
1147 Ok(())
1148 })
1149 } else {
1150 Task::ready(Ok(()))
1151 }
1152 } else {
1153 Task::ready(Ok(()))
1154 }
1155 }
1156
1157 pub fn toggle_sidebar(&mut self, sidebar_side: SidebarSide, cx: &mut ViewContext<Self>) {
1158 let sidebar = match sidebar_side {
1159 SidebarSide::Left => &mut self.left_sidebar,
1160 SidebarSide::Right => &mut self.right_sidebar,
1161 };
1162 let open = sidebar.update(cx, |sidebar, cx| {
1163 let open = !sidebar.is_open();
1164 sidebar.set_open(open, cx);
1165 open
1166 });
1167
1168 if open {
1169 Dock::hide_on_sidebar_shown(self, sidebar_side, cx);
1170 }
1171
1172 self.serialize_workspace(cx);
1173
1174 cx.focus_self();
1175 cx.notify();
1176 }
1177
1178 pub fn toggle_sidebar_item(&mut self, action: &ToggleSidebarItem, cx: &mut ViewContext<Self>) {
1179 let sidebar = match action.sidebar_side {
1180 SidebarSide::Left => &mut self.left_sidebar,
1181 SidebarSide::Right => &mut self.right_sidebar,
1182 };
1183 let active_item = sidebar.update(cx, move |sidebar, cx| {
1184 if sidebar.is_open() && sidebar.active_item_ix() == action.item_index {
1185 sidebar.set_open(false, cx);
1186 None
1187 } else {
1188 sidebar.set_open(true, cx);
1189 sidebar.activate_item(action.item_index, cx);
1190 sidebar.active_item().cloned()
1191 }
1192 });
1193
1194 if let Some(active_item) = active_item {
1195 Dock::hide_on_sidebar_shown(self, action.sidebar_side, cx);
1196
1197 if active_item.is_focused(cx) {
1198 cx.focus_self();
1199 } else {
1200 cx.focus(active_item.to_any());
1201 }
1202 } else {
1203 cx.focus_self();
1204 }
1205
1206 self.serialize_workspace(cx);
1207
1208 cx.notify();
1209 }
1210
1211 pub fn toggle_sidebar_item_focus(
1212 &mut self,
1213 sidebar_side: SidebarSide,
1214 item_index: usize,
1215 cx: &mut ViewContext<Self>,
1216 ) {
1217 let sidebar = match sidebar_side {
1218 SidebarSide::Left => &mut self.left_sidebar,
1219 SidebarSide::Right => &mut self.right_sidebar,
1220 };
1221 let active_item = sidebar.update(cx, |sidebar, cx| {
1222 sidebar.set_open(true, cx);
1223 sidebar.activate_item(item_index, cx);
1224 sidebar.active_item().cloned()
1225 });
1226 if let Some(active_item) = active_item {
1227 Dock::hide_on_sidebar_shown(self, sidebar_side, cx);
1228
1229 if active_item.is_focused(cx) {
1230 cx.focus_self();
1231 } else {
1232 cx.focus(active_item.to_any());
1233 }
1234 }
1235
1236 self.serialize_workspace(cx);
1237
1238 cx.notify();
1239 }
1240
1241 pub fn focus_center(&mut self, _: &menu::Cancel, cx: &mut ViewContext<Self>) {
1242 cx.focus_self();
1243 cx.notify();
1244 }
1245
1246 fn add_pane(&mut self, cx: &mut ViewContext<Self>) -> ViewHandle<Pane> {
1247 let pane = cx.add_view(|cx| Pane::new(None, cx));
1248 let pane_id = pane.id();
1249 cx.subscribe(&pane, move |this, _, event, cx| {
1250 this.handle_pane_event(pane_id, event, cx)
1251 })
1252 .detach();
1253 self.panes.push(pane.clone());
1254 cx.focus(pane.clone());
1255 cx.emit(Event::PaneAdded(pane.clone()));
1256 pane
1257 }
1258
1259 pub fn add_item(&mut self, item: Box<dyn ItemHandle>, cx: &mut ViewContext<Self>) {
1260 let active_pane = self.active_pane().clone();
1261 Pane::add_item(self, &active_pane, item, true, true, None, cx);
1262 }
1263
1264 pub fn open_path(
1265 &mut self,
1266 path: impl Into<ProjectPath>,
1267 pane: Option<WeakViewHandle<Pane>>,
1268 focus_item: bool,
1269 cx: &mut ViewContext<Self>,
1270 ) -> Task<Result<Box<dyn ItemHandle>, anyhow::Error>> {
1271 let pane = pane.unwrap_or_else(|| self.active_pane().downgrade());
1272 let task = self.load_path(path.into(), cx);
1273 cx.spawn(|this, mut cx| async move {
1274 let (project_entry_id, build_item) = task.await?;
1275 let pane = pane
1276 .upgrade(&cx)
1277 .ok_or_else(|| anyhow!("pane was closed"))?;
1278 this.update(&mut cx, |this, cx| {
1279 Ok(Pane::open_item(
1280 this,
1281 pane,
1282 project_entry_id,
1283 focus_item,
1284 cx,
1285 build_item,
1286 ))
1287 })
1288 })
1289 }
1290
1291 pub(crate) fn load_path(
1292 &mut self,
1293 path: ProjectPath,
1294 cx: &mut ViewContext<Self>,
1295 ) -> Task<
1296 Result<(
1297 ProjectEntryId,
1298 impl 'static + FnOnce(&mut ViewContext<Pane>) -> Box<dyn ItemHandle>,
1299 )>,
1300 > {
1301 let project = self.project().clone();
1302 let project_item = project.update(cx, |project, cx| project.open_path(path, cx));
1303 cx.as_mut().spawn(|mut cx| async move {
1304 let (project_entry_id, project_item) = project_item.await?;
1305 let build_item = cx.update(|cx| {
1306 cx.default_global::<ProjectItemBuilders>()
1307 .get(&project_item.model_type())
1308 .ok_or_else(|| anyhow!("no item builder for project item"))
1309 .cloned()
1310 })?;
1311 let build_item =
1312 move |cx: &mut ViewContext<Pane>| build_item(project, project_item, cx);
1313 Ok((project_entry_id, build_item))
1314 })
1315 }
1316
1317 pub fn open_project_item<T>(
1318 &mut self,
1319 project_item: ModelHandle<T::Item>,
1320 cx: &mut ViewContext<Self>,
1321 ) -> ViewHandle<T>
1322 where
1323 T: ProjectItem,
1324 {
1325 use project::Item as _;
1326
1327 let entry_id = project_item.read(cx).entry_id(cx);
1328 if let Some(item) = entry_id
1329 .and_then(|entry_id| self.active_pane().read(cx).item_for_entry(entry_id, cx))
1330 .and_then(|item| item.downcast())
1331 {
1332 self.activate_item(&item, cx);
1333 return item;
1334 }
1335
1336 let item = cx.add_view(|cx| T::for_project_item(self.project().clone(), project_item, cx));
1337 self.add_item(Box::new(item.clone()), cx);
1338 item
1339 }
1340
1341 pub fn open_shared_screen(&mut self, action: &OpenSharedScreen, cx: &mut ViewContext<Self>) {
1342 if let Some(shared_screen) =
1343 self.shared_screen_for_peer(action.peer_id, &self.active_pane, cx)
1344 {
1345 let pane = self.active_pane.clone();
1346 Pane::add_item(self, &pane, Box::new(shared_screen), false, true, None, cx);
1347 }
1348 }
1349
1350 pub fn activate_item(&mut self, item: &dyn ItemHandle, cx: &mut ViewContext<Self>) -> bool {
1351 let result = self.panes.iter().find_map(|pane| {
1352 pane.read(cx)
1353 .index_for_item(item)
1354 .map(|ix| (pane.clone(), ix))
1355 });
1356 if let Some((pane, ix)) = result {
1357 pane.update(cx, |pane, cx| pane.activate_item(ix, true, true, cx));
1358 true
1359 } else {
1360 false
1361 }
1362 }
1363
1364 fn activate_pane_at_index(&mut self, action: &ActivatePane, cx: &mut ViewContext<Self>) {
1365 let panes = self.center.panes();
1366 if let Some(pane) = panes.get(action.0).map(|p| (*p).clone()) {
1367 cx.focus(pane);
1368 } else {
1369 self.split_pane(self.active_pane.clone(), SplitDirection::Right, cx);
1370 }
1371 }
1372
1373 pub fn activate_next_pane(&mut self, cx: &mut ViewContext<Self>) {
1374 let panes = self.center.panes();
1375 if let Some(ix) = panes.iter().position(|pane| **pane == self.active_pane) {
1376 let next_ix = (ix + 1) % panes.len();
1377 let next_pane = panes[next_ix].clone();
1378 cx.focus(next_pane);
1379 }
1380 }
1381
1382 pub fn activate_previous_pane(&mut self, cx: &mut ViewContext<Self>) {
1383 let panes = self.center.panes();
1384 if let Some(ix) = panes.iter().position(|pane| **pane == self.active_pane) {
1385 let prev_ix = cmp::min(ix.wrapping_sub(1), panes.len() - 1);
1386 let prev_pane = panes[prev_ix].clone();
1387 cx.focus(prev_pane);
1388 }
1389 }
1390
1391 fn handle_pane_focused(&mut self, pane: ViewHandle<Pane>, cx: &mut ViewContext<Self>) {
1392 if self.active_pane != pane {
1393 self.active_pane
1394 .update(cx, |pane, cx| pane.set_active(false, cx));
1395 self.active_pane = pane.clone();
1396 self.active_pane
1397 .update(cx, |pane, cx| pane.set_active(true, cx));
1398 self.status_bar.update(cx, |status_bar, cx| {
1399 status_bar.set_active_pane(&self.active_pane, cx);
1400 });
1401 self.active_item_path_changed(cx);
1402
1403 if &pane == self.dock_pane() {
1404 Dock::show(self, cx);
1405 } else {
1406 self.last_active_center_pane = Some(pane.downgrade());
1407 if self.dock.is_anchored_at(DockAnchor::Expanded) {
1408 Dock::hide(self, cx);
1409 }
1410 }
1411 cx.notify();
1412 }
1413
1414 self.update_followers(
1415 proto::update_followers::Variant::UpdateActiveView(proto::UpdateActiveView {
1416 id: self.active_item(cx).and_then(|item| {
1417 item.to_followable_item_handle(cx)?
1418 .remote_id(&self.client, cx)
1419 .map(|id| id.to_proto())
1420 }),
1421 leader_id: self.leader_for_pane(&pane),
1422 }),
1423 cx,
1424 );
1425 }
1426
1427 fn handle_pane_event(
1428 &mut self,
1429 pane_id: usize,
1430 event: &pane::Event,
1431 cx: &mut ViewContext<Self>,
1432 ) {
1433 if let Some(pane) = self.pane(pane_id) {
1434 let is_dock = &pane == self.dock.pane();
1435 match event {
1436 pane::Event::Split(direction) if !is_dock => {
1437 self.split_pane(pane, *direction, cx);
1438 }
1439 pane::Event::Remove if !is_dock => self.remove_pane(pane, cx),
1440 pane::Event::Remove if is_dock => Dock::hide(self, cx),
1441 pane::Event::ActivateItem { local } => {
1442 if *local {
1443 self.unfollow(&pane, cx);
1444 }
1445 if &pane == self.active_pane() {
1446 self.active_item_path_changed(cx);
1447 }
1448 }
1449 pane::Event::ChangeItemTitle => {
1450 if pane == self.active_pane {
1451 self.active_item_path_changed(cx);
1452 }
1453 self.update_window_edited(cx);
1454 }
1455 pane::Event::RemoveItem { item_id } => {
1456 self.update_window_edited(cx);
1457 if let hash_map::Entry::Occupied(entry) = self.panes_by_item.entry(*item_id) {
1458 if entry.get().id() == pane.id() {
1459 entry.remove();
1460 }
1461 }
1462 }
1463 _ => {}
1464 }
1465
1466 self.serialize_workspace(cx);
1467 } else if self.dock.visible_pane().is_none() {
1468 error!("pane {} not found", pane_id);
1469 }
1470 }
1471
1472 pub fn split_pane(
1473 &mut self,
1474 pane: ViewHandle<Pane>,
1475 direction: SplitDirection,
1476 cx: &mut ViewContext<Self>,
1477 ) -> Option<ViewHandle<Pane>> {
1478 if &pane == self.dock_pane() {
1479 warn!("Can't split dock pane.");
1480 return None;
1481 }
1482
1483 let item = pane.read(cx).active_item()?;
1484 let new_pane = self.add_pane(cx);
1485 if let Some(clone) = item.clone_on_split(self.database_id(), cx.as_mut()) {
1486 Pane::add_item(self, &new_pane, clone, true, true, None, cx);
1487 }
1488 self.center.split(&pane, &new_pane, direction).unwrap();
1489 cx.notify();
1490 Some(new_pane)
1491 }
1492
1493 pub fn split_pane_with_item(&mut self, action: &SplitWithItem, cx: &mut ViewContext<Self>) {
1494 let Some(pane_to_split) = action.pane_to_split.upgrade(cx) else { return; };
1495 let Some(from) = action.from.upgrade(cx) else { return; };
1496 if &pane_to_split == self.dock_pane() {
1497 warn!("Can't split dock pane.");
1498 return;
1499 }
1500
1501 let new_pane = self.add_pane(cx);
1502 Pane::move_item(
1503 self,
1504 from.clone(),
1505 new_pane.clone(),
1506 action.item_id_to_move,
1507 0,
1508 cx,
1509 );
1510 self.center
1511 .split(&pane_to_split, &new_pane, action.split_direction)
1512 .unwrap();
1513 cx.notify();
1514 }
1515
1516 pub fn split_pane_with_project_entry(
1517 &mut self,
1518 action: &SplitWithProjectEntry,
1519 cx: &mut ViewContext<Self>,
1520 ) -> Option<Task<Result<()>>> {
1521 let pane_to_split = action.pane_to_split.upgrade(cx)?;
1522 if &pane_to_split == self.dock_pane() {
1523 warn!("Can't split dock pane.");
1524 return None;
1525 }
1526
1527 let new_pane = self.add_pane(cx);
1528 self.center
1529 .split(&pane_to_split, &new_pane, action.split_direction)
1530 .unwrap();
1531
1532 let path = self
1533 .project
1534 .read(cx)
1535 .path_for_entry(action.project_entry, cx)?;
1536 let task = self.open_path(path, Some(new_pane.downgrade()), true, cx);
1537 Some(cx.foreground().spawn(async move {
1538 task.await?;
1539 Ok(())
1540 }))
1541 }
1542
1543 fn remove_pane(&mut self, pane: ViewHandle<Pane>, cx: &mut ViewContext<Self>) {
1544 if self.center.remove(&pane).unwrap() {
1545 self.panes.retain(|p| p != &pane);
1546 cx.focus(self.panes.last().unwrap().clone());
1547 self.unfollow(&pane, cx);
1548 self.last_leaders_by_pane.remove(&pane.downgrade());
1549 for removed_item in pane.read(cx).items() {
1550 self.panes_by_item.remove(&removed_item.id());
1551 }
1552 if self.last_active_center_pane == Some(pane.downgrade()) {
1553 self.last_active_center_pane = None;
1554 }
1555
1556 cx.notify();
1557 } else {
1558 self.active_item_path_changed(cx);
1559 }
1560 }
1561
1562 pub fn panes(&self) -> &[ViewHandle<Pane>] {
1563 &self.panes
1564 }
1565
1566 fn pane(&self, pane_id: usize) -> Option<ViewHandle<Pane>> {
1567 self.panes.iter().find(|pane| pane.id() == pane_id).cloned()
1568 }
1569
1570 pub fn active_pane(&self) -> &ViewHandle<Pane> {
1571 &self.active_pane
1572 }
1573
1574 pub fn dock_pane(&self) -> &ViewHandle<Pane> {
1575 self.dock.pane()
1576 }
1577
1578 fn project_remote_id_changed(&mut self, remote_id: Option<u64>, cx: &mut ViewContext<Self>) {
1579 if let Some(remote_id) = remote_id {
1580 self.remote_entity_subscription =
1581 Some(self.client.add_view_for_remote_entity(remote_id, cx));
1582 } else {
1583 self.remote_entity_subscription.take();
1584 }
1585 }
1586
1587 fn collaborator_left(&mut self, peer_id: PeerId, cx: &mut ViewContext<Self>) {
1588 self.leader_state.followers.remove(&peer_id);
1589 if let Some(states_by_pane) = self.follower_states_by_leader.remove(&peer_id) {
1590 for state in states_by_pane.into_values() {
1591 for item in state.items_by_leader_view_id.into_values() {
1592 item.set_leader_replica_id(None, cx);
1593 }
1594 }
1595 }
1596 cx.notify();
1597 }
1598
1599 pub fn toggle_follow(
1600 &mut self,
1601 ToggleFollow(leader_id): &ToggleFollow,
1602 cx: &mut ViewContext<Self>,
1603 ) -> Option<Task<Result<()>>> {
1604 let leader_id = *leader_id;
1605 let pane = self.active_pane().clone();
1606
1607 if let Some(prev_leader_id) = self.unfollow(&pane, cx) {
1608 if leader_id == prev_leader_id {
1609 return None;
1610 }
1611 }
1612
1613 self.last_leaders_by_pane
1614 .insert(pane.downgrade(), leader_id);
1615 self.follower_states_by_leader
1616 .entry(leader_id)
1617 .or_default()
1618 .insert(pane.clone(), Default::default());
1619 cx.notify();
1620
1621 let project_id = self.project.read(cx).remote_id()?;
1622 let request = self.client.request(proto::Follow {
1623 project_id,
1624 leader_id: Some(leader_id),
1625 });
1626 Some(cx.spawn_weak(|this, mut cx| async move {
1627 let response = request.await?;
1628 if let Some(this) = this.upgrade(&cx) {
1629 this.update(&mut cx, |this, _| {
1630 let state = this
1631 .follower_states_by_leader
1632 .get_mut(&leader_id)
1633 .and_then(|states_by_pane| states_by_pane.get_mut(&pane))
1634 .ok_or_else(|| anyhow!("following interrupted"))?;
1635 state.active_view_id = if let Some(active_view_id) = response.active_view_id {
1636 Some(ViewId::from_proto(active_view_id)?)
1637 } else {
1638 None
1639 };
1640 Ok::<_, anyhow::Error>(())
1641 })?;
1642 Self::add_views_from_leader(
1643 this.clone(),
1644 leader_id,
1645 vec![pane],
1646 response.views,
1647 &mut cx,
1648 )
1649 .await?;
1650 this.update(&mut cx, |this, cx| this.leader_updated(leader_id, cx));
1651 }
1652 Ok(())
1653 }))
1654 }
1655
1656 pub fn follow_next_collaborator(
1657 &mut self,
1658 _: &FollowNextCollaborator,
1659 cx: &mut ViewContext<Self>,
1660 ) -> Option<Task<Result<()>>> {
1661 let collaborators = self.project.read(cx).collaborators();
1662 let next_leader_id = if let Some(leader_id) = self.leader_for_pane(&self.active_pane) {
1663 let mut collaborators = collaborators.keys().copied();
1664 for peer_id in collaborators.by_ref() {
1665 if peer_id == leader_id {
1666 break;
1667 }
1668 }
1669 collaborators.next()
1670 } else if let Some(last_leader_id) =
1671 self.last_leaders_by_pane.get(&self.active_pane.downgrade())
1672 {
1673 if collaborators.contains_key(last_leader_id) {
1674 Some(*last_leader_id)
1675 } else {
1676 None
1677 }
1678 } else {
1679 None
1680 };
1681
1682 next_leader_id
1683 .or_else(|| collaborators.keys().copied().next())
1684 .and_then(|leader_id| self.toggle_follow(&ToggleFollow(leader_id), cx))
1685 }
1686
1687 pub fn unfollow(
1688 &mut self,
1689 pane: &ViewHandle<Pane>,
1690 cx: &mut ViewContext<Self>,
1691 ) -> Option<PeerId> {
1692 for (leader_id, states_by_pane) in &mut self.follower_states_by_leader {
1693 let leader_id = *leader_id;
1694 if let Some(state) = states_by_pane.remove(pane) {
1695 for (_, item) in state.items_by_leader_view_id {
1696 item.set_leader_replica_id(None, cx);
1697 }
1698
1699 if states_by_pane.is_empty() {
1700 self.follower_states_by_leader.remove(&leader_id);
1701 if let Some(project_id) = self.project.read(cx).remote_id() {
1702 self.client
1703 .send(proto::Unfollow {
1704 project_id,
1705 leader_id: Some(leader_id),
1706 })
1707 .log_err();
1708 }
1709 }
1710
1711 cx.notify();
1712 return Some(leader_id);
1713 }
1714 }
1715 None
1716 }
1717
1718 pub fn is_following(&self, peer_id: PeerId) -> bool {
1719 self.follower_states_by_leader.contains_key(&peer_id)
1720 }
1721
1722 fn render_titlebar(&self, theme: &Theme, cx: &mut RenderContext<Self>) -> ElementBox {
1723 let project = &self.project.read(cx);
1724 let mut worktree_root_names = String::new();
1725 for (i, name) in project.worktree_root_names(cx).enumerate() {
1726 if i > 0 {
1727 worktree_root_names.push_str(", ");
1728 }
1729 worktree_root_names.push_str(name);
1730 }
1731
1732 // TODO: There should be a better system in place for this
1733 // (https://github.com/zed-industries/zed/issues/1290)
1734 let is_fullscreen = cx.window_is_fullscreen(cx.window_id());
1735 let container_theme = if is_fullscreen {
1736 let mut container_theme = theme.workspace.titlebar.container;
1737 container_theme.padding.left = container_theme.padding.right;
1738 container_theme
1739 } else {
1740 theme.workspace.titlebar.container
1741 };
1742
1743 enum TitleBar {}
1744 ConstrainedBox::new(
1745 MouseEventHandler::<TitleBar>::new(0, cx, |_, cx| {
1746 Container::new(
1747 Stack::new()
1748 .with_child(
1749 Label::new(worktree_root_names, theme.workspace.titlebar.title.clone())
1750 .aligned()
1751 .left()
1752 .boxed(),
1753 )
1754 .with_children(
1755 self.titlebar_item
1756 .as_ref()
1757 .map(|item| ChildView::new(item, cx).aligned().right().boxed()),
1758 )
1759 .boxed(),
1760 )
1761 .with_style(container_theme)
1762 .boxed()
1763 })
1764 .on_click(MouseButton::Left, |event, cx| {
1765 if event.click_count == 2 {
1766 cx.zoom_window(cx.window_id());
1767 }
1768 })
1769 .boxed(),
1770 )
1771 .with_height(theme.workspace.titlebar.height)
1772 .named("titlebar")
1773 }
1774
1775 fn active_item_path_changed(&mut self, cx: &mut ViewContext<Self>) {
1776 let active_entry = self.active_project_path(cx);
1777 self.project
1778 .update(cx, |project, cx| project.set_active_path(active_entry, cx));
1779 self.update_window_title(cx);
1780 }
1781
1782 fn update_window_title(&mut self, cx: &mut ViewContext<Self>) {
1783 let mut title = String::new();
1784 let project = self.project().read(cx);
1785 if let Some(path) = self.active_item(cx).and_then(|item| item.project_path(cx)) {
1786 let filename = path
1787 .path
1788 .file_name()
1789 .map(|s| s.to_string_lossy())
1790 .or_else(|| {
1791 Some(Cow::Borrowed(
1792 project
1793 .worktree_for_id(path.worktree_id, cx)?
1794 .read(cx)
1795 .root_name(),
1796 ))
1797 });
1798 if let Some(filename) = filename {
1799 title.push_str(filename.as_ref());
1800 title.push_str(" — ");
1801 }
1802 }
1803 for (i, name) in project.worktree_root_names(cx).enumerate() {
1804 if i > 0 {
1805 title.push_str(", ");
1806 }
1807 title.push_str(name);
1808 }
1809 if title.is_empty() {
1810 title = "empty project".to_string();
1811 }
1812 cx.set_window_title(&title);
1813 }
1814
1815 fn update_window_edited(&mut self, cx: &mut ViewContext<Self>) {
1816 let is_edited = !self.project.read(cx).is_read_only()
1817 && self
1818 .items(cx)
1819 .any(|item| item.has_conflict(cx) || item.is_dirty(cx));
1820 if is_edited != self.window_edited {
1821 self.window_edited = is_edited;
1822 cx.set_window_edited(self.window_edited)
1823 }
1824 }
1825
1826 fn render_disconnected_overlay(&self, cx: &mut RenderContext<Workspace>) -> Option<ElementBox> {
1827 if self.project.read(cx).is_read_only() {
1828 enum DisconnectedOverlay {}
1829 Some(
1830 MouseEventHandler::<DisconnectedOverlay>::new(0, cx, |_, cx| {
1831 let theme = &cx.global::<Settings>().theme;
1832 Label::new(
1833 "Your connection to the remote project has been lost.".to_string(),
1834 theme.workspace.disconnected_overlay.text.clone(),
1835 )
1836 .aligned()
1837 .contained()
1838 .with_style(theme.workspace.disconnected_overlay.container)
1839 .boxed()
1840 })
1841 .with_cursor_style(CursorStyle::Arrow)
1842 .capture_all()
1843 .boxed(),
1844 )
1845 } else {
1846 None
1847 }
1848 }
1849
1850 fn render_notifications(
1851 &self,
1852 theme: &theme::Workspace,
1853 cx: &AppContext,
1854 ) -> Option<ElementBox> {
1855 if self.notifications.is_empty() {
1856 None
1857 } else {
1858 Some(
1859 Flex::column()
1860 .with_children(self.notifications.iter().map(|(_, _, notification)| {
1861 ChildView::new(notification.as_ref(), cx)
1862 .contained()
1863 .with_style(theme.notification)
1864 .boxed()
1865 }))
1866 .constrained()
1867 .with_width(theme.notifications.width)
1868 .contained()
1869 .with_style(theme.notifications.container)
1870 .aligned()
1871 .bottom()
1872 .right()
1873 .boxed(),
1874 )
1875 }
1876 }
1877
1878 // RPC handlers
1879
1880 async fn handle_follow(
1881 this: ViewHandle<Self>,
1882 envelope: TypedEnvelope<proto::Follow>,
1883 _: Arc<Client>,
1884 mut cx: AsyncAppContext,
1885 ) -> Result<proto::FollowResponse> {
1886 this.update(&mut cx, |this, cx| {
1887 let client = &this.client;
1888 this.leader_state
1889 .followers
1890 .insert(envelope.original_sender_id()?);
1891
1892 let active_view_id = this.active_item(cx).and_then(|i| {
1893 Some(
1894 i.to_followable_item_handle(cx)?
1895 .remote_id(client, cx)?
1896 .to_proto(),
1897 )
1898 });
1899 Ok(proto::FollowResponse {
1900 active_view_id,
1901 views: this
1902 .panes()
1903 .iter()
1904 .flat_map(|pane| {
1905 let leader_id = this.leader_for_pane(pane);
1906 pane.read(cx).items().filter_map({
1907 let cx = &cx;
1908 move |item| {
1909 let item = item.to_followable_item_handle(cx)?;
1910 let id = item.remote_id(client, cx)?.to_proto();
1911 let variant = item.to_state_proto(cx)?;
1912 Some(proto::View {
1913 id: Some(id),
1914 leader_id,
1915 variant: Some(variant),
1916 })
1917 }
1918 })
1919 })
1920 .collect(),
1921 })
1922 })
1923 }
1924
1925 async fn handle_unfollow(
1926 this: ViewHandle<Self>,
1927 envelope: TypedEnvelope<proto::Unfollow>,
1928 _: Arc<Client>,
1929 mut cx: AsyncAppContext,
1930 ) -> Result<()> {
1931 this.update(&mut cx, |this, _| {
1932 this.leader_state
1933 .followers
1934 .remove(&envelope.original_sender_id()?);
1935 Ok(())
1936 })
1937 }
1938
1939 async fn handle_update_followers(
1940 this: ViewHandle<Self>,
1941 envelope: TypedEnvelope<proto::UpdateFollowers>,
1942 _: Arc<Client>,
1943 cx: AsyncAppContext,
1944 ) -> Result<()> {
1945 let leader_id = envelope.original_sender_id()?;
1946 this.read_with(&cx, |this, _| {
1947 this.leader_updates_tx
1948 .unbounded_send((leader_id, envelope.payload))
1949 })?;
1950 Ok(())
1951 }
1952
1953 async fn process_leader_update(
1954 this: ViewHandle<Self>,
1955 leader_id: PeerId,
1956 update: proto::UpdateFollowers,
1957 cx: &mut AsyncAppContext,
1958 ) -> Result<()> {
1959 match update.variant.ok_or_else(|| anyhow!("invalid update"))? {
1960 proto::update_followers::Variant::UpdateActiveView(update_active_view) => {
1961 this.update(cx, |this, _| {
1962 if let Some(state) = this.follower_states_by_leader.get_mut(&leader_id) {
1963 for state in state.values_mut() {
1964 state.active_view_id =
1965 if let Some(active_view_id) = update_active_view.id.clone() {
1966 Some(ViewId::from_proto(active_view_id)?)
1967 } else {
1968 None
1969 };
1970 }
1971 }
1972 anyhow::Ok(())
1973 })?;
1974 }
1975 proto::update_followers::Variant::UpdateView(update_view) => {
1976 let variant = update_view
1977 .variant
1978 .ok_or_else(|| anyhow!("missing update view variant"))?;
1979 let id = update_view
1980 .id
1981 .ok_or_else(|| anyhow!("missing update view id"))?;
1982 let mut tasks = Vec::new();
1983 this.update(cx, |this, cx| {
1984 let project = this.project.clone();
1985 if let Some(state) = this.follower_states_by_leader.get_mut(&leader_id) {
1986 for state in state.values_mut() {
1987 let view_id = ViewId::from_proto(id.clone())?;
1988 if let Some(item) = state.items_by_leader_view_id.get(&view_id) {
1989 tasks.push(item.apply_update_proto(&project, variant.clone(), cx));
1990 }
1991 }
1992 }
1993 anyhow::Ok(())
1994 })?;
1995 try_join_all(tasks).await.log_err();
1996 }
1997 proto::update_followers::Variant::CreateView(view) => {
1998 let panes = this.read_with(cx, |this, _| {
1999 this.follower_states_by_leader
2000 .get(&leader_id)
2001 .into_iter()
2002 .flat_map(|states_by_pane| states_by_pane.keys())
2003 .cloned()
2004 .collect()
2005 });
2006 Self::add_views_from_leader(this.clone(), leader_id, panes, vec![view], cx).await?;
2007 }
2008 }
2009 this.update(cx, |this, cx| this.leader_updated(leader_id, cx));
2010 Ok(())
2011 }
2012
2013 async fn add_views_from_leader(
2014 this: ViewHandle<Self>,
2015 leader_id: PeerId,
2016 panes: Vec<ViewHandle<Pane>>,
2017 views: Vec<proto::View>,
2018 cx: &mut AsyncAppContext,
2019 ) -> Result<()> {
2020 let project = this.read_with(cx, |this, _| this.project.clone());
2021 let replica_id = project
2022 .read_with(cx, |project, _| {
2023 project
2024 .collaborators()
2025 .get(&leader_id)
2026 .map(|c| c.replica_id)
2027 })
2028 .ok_or_else(|| anyhow!("no such collaborator {}", leader_id))?;
2029
2030 let item_builders = cx.update(|cx| {
2031 cx.default_global::<FollowableItemBuilders>()
2032 .values()
2033 .map(|b| b.0)
2034 .collect::<Vec<_>>()
2035 });
2036
2037 let mut item_tasks_by_pane = HashMap::default();
2038 for pane in panes {
2039 let mut item_tasks = Vec::new();
2040 let mut leader_view_ids = Vec::new();
2041 for view in &views {
2042 let Some(id) = &view.id else { continue };
2043 let id = ViewId::from_proto(id.clone())?;
2044 let mut variant = view.variant.clone();
2045 if variant.is_none() {
2046 Err(anyhow!("missing variant"))?;
2047 }
2048 for build_item in &item_builders {
2049 let task = cx.update(|cx| {
2050 build_item(pane.clone(), project.clone(), id, &mut variant, cx)
2051 });
2052 if let Some(task) = task {
2053 item_tasks.push(task);
2054 leader_view_ids.push(id);
2055 break;
2056 } else {
2057 assert!(variant.is_some());
2058 }
2059 }
2060 }
2061
2062 item_tasks_by_pane.insert(pane, (item_tasks, leader_view_ids));
2063 }
2064
2065 for (pane, (item_tasks, leader_view_ids)) in item_tasks_by_pane {
2066 let items = futures::future::try_join_all(item_tasks).await?;
2067 this.update(cx, |this, cx| {
2068 let state = this
2069 .follower_states_by_leader
2070 .get_mut(&leader_id)?
2071 .get_mut(&pane)?;
2072
2073 for (id, item) in leader_view_ids.into_iter().zip(items) {
2074 item.set_leader_replica_id(Some(replica_id), cx);
2075 state.items_by_leader_view_id.insert(id, item);
2076 }
2077
2078 Some(())
2079 });
2080 }
2081 Ok(())
2082 }
2083
2084 fn update_followers(
2085 &self,
2086 update: proto::update_followers::Variant,
2087 cx: &AppContext,
2088 ) -> Option<()> {
2089 let project_id = self.project.read(cx).remote_id()?;
2090 if !self.leader_state.followers.is_empty() {
2091 self.client
2092 .send(proto::UpdateFollowers {
2093 project_id,
2094 follower_ids: self.leader_state.followers.iter().copied().collect(),
2095 variant: Some(update),
2096 })
2097 .log_err();
2098 }
2099 None
2100 }
2101
2102 pub fn leader_for_pane(&self, pane: &ViewHandle<Pane>) -> Option<PeerId> {
2103 self.follower_states_by_leader
2104 .iter()
2105 .find_map(|(leader_id, state)| {
2106 if state.contains_key(pane) {
2107 Some(*leader_id)
2108 } else {
2109 None
2110 }
2111 })
2112 }
2113
2114 fn leader_updated(&mut self, leader_id: PeerId, cx: &mut ViewContext<Self>) -> Option<()> {
2115 cx.notify();
2116
2117 let call = self.active_call()?;
2118 let room = call.read(cx).room()?.read(cx);
2119 let participant = room.remote_participant_for_peer_id(leader_id)?;
2120 let mut items_to_add = Vec::new();
2121 match participant.location {
2122 call::ParticipantLocation::SharedProject { project_id } => {
2123 if Some(project_id) == self.project.read(cx).remote_id() {
2124 for (pane, state) in self.follower_states_by_leader.get(&leader_id)? {
2125 if let Some(item) = state
2126 .active_view_id
2127 .and_then(|id| state.items_by_leader_view_id.get(&id))
2128 {
2129 items_to_add.push((pane.clone(), item.boxed_clone()));
2130 } else {
2131 if let Some(shared_screen) =
2132 self.shared_screen_for_peer(leader_id, pane, cx)
2133 {
2134 items_to_add.push((pane.clone(), Box::new(shared_screen)));
2135 }
2136 }
2137 }
2138 }
2139 }
2140 call::ParticipantLocation::UnsharedProject => {}
2141 call::ParticipantLocation::External => {
2142 for (pane, _) in self.follower_states_by_leader.get(&leader_id)? {
2143 if let Some(shared_screen) = self.shared_screen_for_peer(leader_id, pane, cx) {
2144 items_to_add.push((pane.clone(), Box::new(shared_screen)));
2145 }
2146 }
2147 }
2148 }
2149
2150 for (pane, item) in items_to_add {
2151 if let Some(index) = pane.update(cx, |pane, _| pane.index_for_item(item.as_ref())) {
2152 pane.update(cx, |pane, cx| pane.activate_item(index, false, false, cx));
2153 } else {
2154 Pane::add_item(self, &pane, item.boxed_clone(), false, false, None, cx);
2155 }
2156
2157 if pane == self.active_pane {
2158 pane.update(cx, |pane, cx| pane.focus_active_item(cx));
2159 }
2160 }
2161
2162 None
2163 }
2164
2165 fn shared_screen_for_peer(
2166 &self,
2167 peer_id: PeerId,
2168 pane: &ViewHandle<Pane>,
2169 cx: &mut ViewContext<Self>,
2170 ) -> Option<ViewHandle<SharedScreen>> {
2171 let call = self.active_call()?;
2172 let room = call.read(cx).room()?.read(cx);
2173 let participant = room.remote_participant_for_peer_id(peer_id)?;
2174 let track = participant.tracks.values().next()?.clone();
2175 let user = participant.user.clone();
2176
2177 for item in pane.read(cx).items_of_type::<SharedScreen>() {
2178 if item.read(cx).peer_id == peer_id {
2179 return Some(item);
2180 }
2181 }
2182
2183 Some(cx.add_view(|cx| SharedScreen::new(&track, peer_id, user.clone(), cx)))
2184 }
2185
2186 pub fn on_window_activation_changed(&mut self, active: bool, cx: &mut ViewContext<Self>) {
2187 if active {
2188 cx.background()
2189 .spawn(persistence::DB.update_timestamp(self.database_id()))
2190 .detach();
2191 } else {
2192 for pane in &self.panes {
2193 pane.update(cx, |pane, cx| {
2194 if let Some(item) = pane.active_item() {
2195 item.workspace_deactivated(cx);
2196 }
2197 if matches!(
2198 cx.global::<Settings>().autosave,
2199 Autosave::OnWindowChange | Autosave::OnFocusChange
2200 ) {
2201 for item in pane.items() {
2202 Pane::autosave_item(item.as_ref(), self.project.clone(), cx)
2203 .detach_and_log_err(cx);
2204 }
2205 }
2206 });
2207 }
2208 }
2209 }
2210
2211 fn active_call(&self) -> Option<&ModelHandle<ActiveCall>> {
2212 self.active_call.as_ref().map(|(call, _)| call)
2213 }
2214
2215 fn on_active_call_event(
2216 &mut self,
2217 _: ModelHandle<ActiveCall>,
2218 event: &call::room::Event,
2219 cx: &mut ViewContext<Self>,
2220 ) {
2221 match event {
2222 call::room::Event::ParticipantLocationChanged { participant_id }
2223 | call::room::Event::RemoteVideoTracksChanged { participant_id } => {
2224 self.leader_updated(*participant_id, cx);
2225 }
2226 _ => {}
2227 }
2228 }
2229
2230 pub fn database_id(&self) -> WorkspaceId {
2231 self.database_id
2232 }
2233
2234 fn location(&self, cx: &AppContext) -> Option<WorkspaceLocation> {
2235 let project = self.project().read(cx);
2236
2237 if project.is_local() {
2238 Some(
2239 project
2240 .visible_worktrees(cx)
2241 .map(|worktree| worktree.read(cx).abs_path())
2242 .collect::<Vec<_>>()
2243 .into(),
2244 )
2245 } else {
2246 None
2247 }
2248 }
2249
2250 fn remove_panes(&mut self, member: Member, cx: &mut ViewContext<Workspace>) {
2251 match member {
2252 Member::Axis(PaneAxis { members, .. }) => {
2253 for child in members.iter() {
2254 self.remove_panes(child.clone(), cx)
2255 }
2256 }
2257 Member::Pane(pane) => self.remove_pane(pane.clone(), cx),
2258 }
2259 }
2260
2261 fn serialize_workspace(&self, cx: &AppContext) {
2262 fn serialize_pane_handle(
2263 pane_handle: &ViewHandle<Pane>,
2264 cx: &AppContext,
2265 ) -> SerializedPane {
2266 let (items, active) = {
2267 let pane = pane_handle.read(cx);
2268 let active_item_id = pane.active_item().map(|item| item.id());
2269 (
2270 pane.items()
2271 .filter_map(|item_handle| {
2272 Some(SerializedItem {
2273 kind: Arc::from(item_handle.serialized_item_kind()?),
2274 item_id: item_handle.id(),
2275 active: Some(item_handle.id()) == active_item_id,
2276 })
2277 })
2278 .collect::<Vec<_>>(),
2279 pane.is_active(),
2280 )
2281 };
2282
2283 SerializedPane::new(items, active)
2284 }
2285
2286 fn build_serialized_pane_group(
2287 pane_group: &Member,
2288 cx: &AppContext,
2289 ) -> SerializedPaneGroup {
2290 match pane_group {
2291 Member::Axis(PaneAxis { axis, members }) => SerializedPaneGroup::Group {
2292 axis: *axis,
2293 children: members
2294 .iter()
2295 .map(|member| build_serialized_pane_group(member, cx))
2296 .collect::<Vec<_>>(),
2297 },
2298 Member::Pane(pane_handle) => {
2299 SerializedPaneGroup::Pane(serialize_pane_handle(&pane_handle, cx))
2300 }
2301 }
2302 }
2303
2304 if let Some(location) = self.location(cx) {
2305 // Load bearing special case:
2306 // - with_local_workspace() relies on this to not have other stuff open
2307 // when you open your log
2308 if !location.paths().is_empty() {
2309 let dock_pane = serialize_pane_handle(self.dock.pane(), cx);
2310 let center_group = build_serialized_pane_group(&self.center.root, cx);
2311
2312 let serialized_workspace = SerializedWorkspace {
2313 id: self.database_id,
2314 location,
2315 dock_position: self.dock.position(),
2316 dock_pane,
2317 center_group,
2318 left_sidebar_open: self.left_sidebar.read(cx).is_open(),
2319 };
2320
2321 cx.background()
2322 .spawn(persistence::DB.save_workspace(serialized_workspace))
2323 .detach();
2324 }
2325 }
2326 }
2327
2328 fn load_from_serialized_workspace(
2329 workspace: WeakViewHandle<Workspace>,
2330 serialized_workspace: SerializedWorkspace,
2331 cx: &mut MutableAppContext,
2332 ) {
2333 cx.spawn(|mut cx| async move {
2334 if let Some(workspace) = workspace.upgrade(&cx) {
2335 let (project, dock_pane_handle, old_center_pane) =
2336 workspace.read_with(&cx, |workspace, _| {
2337 (
2338 workspace.project().clone(),
2339 workspace.dock_pane().clone(),
2340 workspace.last_active_center_pane.clone(),
2341 )
2342 });
2343
2344 serialized_workspace
2345 .dock_pane
2346 .deserialize_to(
2347 &project,
2348 &dock_pane_handle,
2349 serialized_workspace.id,
2350 &workspace,
2351 &mut cx,
2352 )
2353 .await;
2354
2355 // Traverse the splits tree and add to things
2356 let center_group = serialized_workspace
2357 .center_group
2358 .deserialize(&project, serialized_workspace.id, &workspace, &mut cx)
2359 .await;
2360
2361 // Remove old panes from workspace panes list
2362 workspace.update(&mut cx, |workspace, cx| {
2363 if let Some((center_group, active_pane)) = center_group {
2364 workspace.remove_panes(workspace.center.root.clone(), cx);
2365
2366 // Swap workspace center group
2367 workspace.center = PaneGroup::with_root(center_group);
2368
2369 // Change the focus to the workspace first so that we retrigger focus in on the pane.
2370 cx.focus_self();
2371
2372 if let Some(active_pane) = active_pane {
2373 cx.focus(active_pane);
2374 } else {
2375 cx.focus(workspace.panes.last().unwrap().clone());
2376 }
2377 } else {
2378 let old_center_handle = old_center_pane.and_then(|weak| weak.upgrade(cx));
2379 if let Some(old_center_handle) = old_center_handle {
2380 cx.focus(old_center_handle)
2381 } else {
2382 cx.focus_self()
2383 }
2384 }
2385
2386 if workspace.left_sidebar().read(cx).is_open()
2387 != serialized_workspace.left_sidebar_open
2388 {
2389 workspace.toggle_sidebar(SidebarSide::Left, cx);
2390 }
2391
2392 // Note that without after_window, the focus_self() and
2393 // the focus the dock generates start generating alternating
2394 // focus due to the deferred execution each triggering each other
2395 cx.after_window_update(move |workspace, cx| {
2396 Dock::set_dock_position(workspace, serialized_workspace.dock_position, cx);
2397 });
2398
2399 cx.notify();
2400 });
2401
2402 // Serialize ourself to make sure our timestamps and any pane / item changes are replicated
2403 workspace.read_with(&cx, |workspace, cx| workspace.serialize_workspace(cx))
2404 }
2405 })
2406 .detach();
2407 }
2408}
2409
2410fn notify_if_database_failed(workspace: &ViewHandle<Workspace>, cx: &mut AsyncAppContext) {
2411 if (*db::ALL_FILE_DB_FAILED).load(std::sync::atomic::Ordering::Acquire) {
2412 workspace.update(cx, |workspace, cx| {
2413 workspace.show_notification_once(0, cx, |cx| {
2414 cx.add_view(|_| {
2415 MessageNotification::new(
2416 indoc::indoc! {"
2417 Failed to load any database file :(
2418 "},
2419 OsOpen("https://github.com/zed-industries/feedback/issues/new?assignees=&labels=defect%2Ctriage&template=2_bug_report.yml".to_string()),
2420 "Click to let us know about this error"
2421 )
2422 })
2423 });
2424 });
2425 } else {
2426 let backup_path = (*db::BACKUP_DB_PATH).read();
2427 if let Some(backup_path) = &*backup_path {
2428 workspace.update(cx, |workspace, cx| {
2429 workspace.show_notification_once(0, cx, |cx| {
2430 cx.add_view(|_| {
2431 let backup_path = backup_path.to_string_lossy();
2432 MessageNotification::new(
2433 format!(
2434 indoc::indoc! {"
2435 Database file was corrupted :(
2436 Old database backed up to:
2437 {}
2438 "},
2439 backup_path
2440 ),
2441 OsOpen(backup_path.to_string()),
2442 "Click to show old database in finder",
2443 )
2444 })
2445 });
2446 });
2447 }
2448 }
2449}
2450
2451impl Entity for Workspace {
2452 type Event = Event;
2453}
2454
2455impl View for Workspace {
2456 fn ui_name() -> &'static str {
2457 "Workspace"
2458 }
2459
2460 fn render(&mut self, cx: &mut RenderContext<Self>) -> ElementBox {
2461 let theme = cx.global::<Settings>().theme.clone();
2462 Stack::new()
2463 .with_child(
2464 Flex::column()
2465 .with_child(self.render_titlebar(&theme, cx))
2466 .with_child(
2467 Stack::new()
2468 .with_child({
2469 let project = self.project.clone();
2470 Flex::row()
2471 .with_children(
2472 if self.left_sidebar.read(cx).active_item().is_some() {
2473 Some(
2474 ChildView::new(&self.left_sidebar, cx)
2475 .constrained()
2476 .dynamically(|constraint, cx| {
2477 SizeConstraint::new(
2478 Vector2F::new(20., constraint.min.y()),
2479 Vector2F::new(
2480 cx.window_size.x() * 0.8,
2481 constraint.max.y(),
2482 ),
2483 )
2484 })
2485 .boxed(),
2486 )
2487 } else {
2488 None
2489 },
2490 )
2491 .with_child(
2492 FlexItem::new(
2493 Flex::column()
2494 .with_child(
2495 FlexItem::new(self.center.render(
2496 &project,
2497 &theme,
2498 &self.follower_states_by_leader,
2499 self.active_call(),
2500 self.active_pane(),
2501 cx,
2502 ))
2503 .flex(1., true)
2504 .boxed(),
2505 )
2506 .with_children(self.dock.render(
2507 &theme,
2508 DockAnchor::Bottom,
2509 cx,
2510 ))
2511 .boxed(),
2512 )
2513 .flex(1., true)
2514 .boxed(),
2515 )
2516 .with_children(self.dock.render(&theme, DockAnchor::Right, cx))
2517 .with_children(
2518 if self.right_sidebar.read(cx).active_item().is_some() {
2519 Some(
2520 ChildView::new(&self.right_sidebar, cx)
2521 .constrained()
2522 .dynamically(|constraint, cx| {
2523 SizeConstraint::new(
2524 Vector2F::new(20., constraint.min.y()),
2525 Vector2F::new(
2526 cx.window_size.x() * 0.8,
2527 constraint.max.y(),
2528 ),
2529 )
2530 })
2531 .boxed(),
2532 )
2533 } else {
2534 None
2535 },
2536 )
2537 .boxed()
2538 })
2539 .with_child(
2540 Overlay::new(
2541 Stack::new()
2542 .with_children(self.dock.render(
2543 &theme,
2544 DockAnchor::Expanded,
2545 cx,
2546 ))
2547 .with_children(self.modal.as_ref().map(|modal| {
2548 ChildView::new(modal, cx)
2549 .contained()
2550 .with_style(theme.workspace.modal)
2551 .aligned()
2552 .top()
2553 .boxed()
2554 }))
2555 .with_children(
2556 self.render_notifications(&theme.workspace, cx),
2557 )
2558 .boxed(),
2559 )
2560 .boxed(),
2561 )
2562 .flex(1.0, true)
2563 .boxed(),
2564 )
2565 .with_child(ChildView::new(&self.status_bar, cx).boxed())
2566 .contained()
2567 .with_background_color(theme.workspace.background)
2568 .boxed(),
2569 )
2570 .with_children(DragAndDrop::render(cx))
2571 .with_children(self.render_disconnected_overlay(cx))
2572 .named("workspace")
2573 }
2574
2575 fn focus_in(&mut self, view: AnyViewHandle, cx: &mut ViewContext<Self>) {
2576 if cx.is_self_focused() {
2577 cx.focus(&self.active_pane);
2578 } else {
2579 for pane in self.panes() {
2580 let view = view.clone();
2581 if pane.update(cx, |_, cx| view.id() == cx.view_id() || cx.is_child(view)) {
2582 self.handle_pane_focused(pane.clone(), cx);
2583 break;
2584 }
2585 }
2586 }
2587 }
2588
2589 fn keymap_context(&self, _: &AppContext) -> KeymapContext {
2590 let mut keymap = Self::default_keymap_context();
2591 if self.active_pane() == self.dock_pane() {
2592 keymap.set.insert("Dock".into());
2593 }
2594 keymap
2595 }
2596}
2597
2598impl ViewId {
2599 pub(crate) fn from_proto(message: proto::ViewId) -> Result<Self> {
2600 Ok(Self {
2601 creator: message
2602 .creator
2603 .ok_or_else(|| anyhow!("creator is missing"))?,
2604 id: message.id,
2605 })
2606 }
2607
2608 pub(crate) fn to_proto(&self) -> proto::ViewId {
2609 proto::ViewId {
2610 creator: Some(self.creator),
2611 id: self.id,
2612 }
2613 }
2614}
2615
2616pub trait WorkspaceHandle {
2617 fn file_project_paths(&self, cx: &AppContext) -> Vec<ProjectPath>;
2618}
2619
2620impl WorkspaceHandle for ViewHandle<Workspace> {
2621 fn file_project_paths(&self, cx: &AppContext) -> Vec<ProjectPath> {
2622 self.read(cx)
2623 .worktrees(cx)
2624 .flat_map(|worktree| {
2625 let worktree_id = worktree.read(cx).id();
2626 worktree.read(cx).files(true, 0).map(move |f| ProjectPath {
2627 worktree_id,
2628 path: f.path.clone(),
2629 })
2630 })
2631 .collect::<Vec<_>>()
2632 }
2633}
2634
2635impl std::fmt::Debug for OpenPaths {
2636 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
2637 f.debug_struct("OpenPaths")
2638 .field("paths", &self.paths)
2639 .finish()
2640 }
2641}
2642
2643fn open(_: &Open, cx: &mut MutableAppContext) {
2644 let mut paths = cx.prompt_for_paths(PathPromptOptions {
2645 files: true,
2646 directories: true,
2647 multiple: true,
2648 });
2649 cx.spawn(|mut cx| async move {
2650 if let Some(paths) = paths.recv().await.flatten() {
2651 cx.update(|cx| cx.dispatch_global_action(OpenPaths { paths }));
2652 }
2653 })
2654 .detach();
2655}
2656
2657pub struct WorkspaceCreated(WeakViewHandle<Workspace>);
2658
2659pub fn activate_workspace_for_project(
2660 cx: &mut MutableAppContext,
2661 predicate: impl Fn(&mut Project, &mut ModelContext<Project>) -> bool,
2662) -> Option<ViewHandle<Workspace>> {
2663 for window_id in cx.window_ids().collect::<Vec<_>>() {
2664 if let Some(workspace_handle) = cx.root_view::<Workspace>(window_id) {
2665 let project = workspace_handle.read(cx).project.clone();
2666 if project.update(cx, &predicate) {
2667 cx.activate_window(window_id);
2668 return Some(workspace_handle);
2669 }
2670 }
2671 }
2672 None
2673}
2674
2675pub async fn last_opened_workspace_paths() -> Option<WorkspaceLocation> {
2676 DB.last_workspace().await.log_err().flatten()
2677}
2678
2679#[allow(clippy::type_complexity)]
2680pub fn open_paths(
2681 abs_paths: &[PathBuf],
2682 app_state: &Arc<AppState>,
2683 cx: &mut MutableAppContext,
2684) -> Task<(
2685 ViewHandle<Workspace>,
2686 Vec<Option<Result<Box<dyn ItemHandle>, anyhow::Error>>>,
2687)> {
2688 log::info!("open paths {:?}", abs_paths);
2689
2690 // Open paths in existing workspace if possible
2691 let existing =
2692 activate_workspace_for_project(cx, |project, cx| project.contains_paths(abs_paths, cx));
2693
2694 let app_state = app_state.clone();
2695 let abs_paths = abs_paths.to_vec();
2696 cx.spawn(|mut cx| async move {
2697 if let Some(existing) = existing {
2698 (
2699 existing.clone(),
2700 existing
2701 .update(&mut cx, |workspace, cx| {
2702 workspace.open_paths(abs_paths, true, cx)
2703 })
2704 .await,
2705 )
2706 } else {
2707 let contains_directory =
2708 futures::future::join_all(abs_paths.iter().map(|path| app_state.fs.is_file(path)))
2709 .await
2710 .contains(&false);
2711
2712 cx.update(|cx| {
2713 let task = Workspace::new_local(abs_paths, app_state.clone(), cx);
2714
2715 cx.spawn(|mut cx| async move {
2716 let (workspace, items) = task.await;
2717
2718 workspace.update(&mut cx, |workspace, cx| {
2719 if contains_directory {
2720 workspace.toggle_sidebar(SidebarSide::Left, cx);
2721 }
2722 });
2723
2724 (workspace, items)
2725 })
2726 })
2727 .await
2728 }
2729 })
2730}
2731
2732pub fn open_new(app_state: &Arc<AppState>, cx: &mut MutableAppContext) -> Task<()> {
2733 let task = Workspace::new_local(Vec::new(), app_state.clone(), cx);
2734 cx.spawn(|mut cx| async move {
2735 let (workspace, opened_paths) = task.await;
2736
2737 workspace.update(&mut cx, |_, cx| {
2738 if opened_paths.is_empty() {
2739 cx.dispatch_action(NewFile);
2740 }
2741 })
2742 })
2743}
2744
2745#[cfg(test)]
2746mod tests {
2747 use std::{cell::RefCell, rc::Rc};
2748
2749 use crate::item::test::{TestItem, TestItemEvent};
2750
2751 use super::*;
2752 use fs::FakeFs;
2753 use gpui::{executor::Deterministic, TestAppContext, ViewContext};
2754 use project::{Project, ProjectEntryId};
2755 use serde_json::json;
2756
2757 pub fn default_item_factory(
2758 _workspace: &mut Workspace,
2759 _cx: &mut ViewContext<Workspace>,
2760 ) -> Option<Box<dyn ItemHandle>> {
2761 unimplemented!()
2762 }
2763
2764 #[gpui::test]
2765 async fn test_tab_disambiguation(cx: &mut TestAppContext) {
2766 cx.foreground().forbid_parking();
2767 Settings::test_async(cx);
2768
2769 let fs = FakeFs::new(cx.background());
2770 let project = Project::test(fs, [], cx).await;
2771 let (_, workspace) = cx.add_window(|cx| {
2772 Workspace::new(
2773 Default::default(),
2774 0,
2775 project.clone(),
2776 default_item_factory,
2777 cx,
2778 )
2779 });
2780
2781 // Adding an item with no ambiguity renders the tab without detail.
2782 let item1 = cx.add_view(&workspace, |_| {
2783 let mut item = TestItem::new();
2784 item.tab_descriptions = Some(vec!["c", "b1/c", "a/b1/c"]);
2785 item
2786 });
2787 workspace.update(cx, |workspace, cx| {
2788 workspace.add_item(Box::new(item1.clone()), cx);
2789 });
2790 item1.read_with(cx, |item, _| assert_eq!(item.tab_detail.get(), None));
2791
2792 // Adding an item that creates ambiguity increases the level of detail on
2793 // both tabs.
2794 let item2 = cx.add_view(&workspace, |_| {
2795 let mut item = TestItem::new();
2796 item.tab_descriptions = Some(vec!["c", "b2/c", "a/b2/c"]);
2797 item
2798 });
2799 workspace.update(cx, |workspace, cx| {
2800 workspace.add_item(Box::new(item2.clone()), cx);
2801 });
2802 item1.read_with(cx, |item, _| assert_eq!(item.tab_detail.get(), Some(1)));
2803 item2.read_with(cx, |item, _| assert_eq!(item.tab_detail.get(), Some(1)));
2804
2805 // Adding an item that creates ambiguity increases the level of detail only
2806 // on the ambiguous tabs. In this case, the ambiguity can't be resolved so
2807 // we stop at the highest detail available.
2808 let item3 = cx.add_view(&workspace, |_| {
2809 let mut item = TestItem::new();
2810 item.tab_descriptions = Some(vec!["c", "b2/c", "a/b2/c"]);
2811 item
2812 });
2813 workspace.update(cx, |workspace, cx| {
2814 workspace.add_item(Box::new(item3.clone()), cx);
2815 });
2816 item1.read_with(cx, |item, _| assert_eq!(item.tab_detail.get(), Some(1)));
2817 item2.read_with(cx, |item, _| assert_eq!(item.tab_detail.get(), Some(3)));
2818 item3.read_with(cx, |item, _| assert_eq!(item.tab_detail.get(), Some(3)));
2819 }
2820
2821 #[gpui::test]
2822 async fn test_tracking_active_path(cx: &mut TestAppContext) {
2823 cx.foreground().forbid_parking();
2824 Settings::test_async(cx);
2825 let fs = FakeFs::new(cx.background());
2826 fs.insert_tree(
2827 "/root1",
2828 json!({
2829 "one.txt": "",
2830 "two.txt": "",
2831 }),
2832 )
2833 .await;
2834 fs.insert_tree(
2835 "/root2",
2836 json!({
2837 "three.txt": "",
2838 }),
2839 )
2840 .await;
2841
2842 let project = Project::test(fs, ["root1".as_ref()], cx).await;
2843 let (window_id, workspace) = cx.add_window(|cx| {
2844 Workspace::new(
2845 Default::default(),
2846 0,
2847 project.clone(),
2848 default_item_factory,
2849 cx,
2850 )
2851 });
2852 let worktree_id = project.read_with(cx, |project, cx| {
2853 project.worktrees(cx).next().unwrap().read(cx).id()
2854 });
2855
2856 let item1 = cx.add_view(&workspace, |_| {
2857 let mut item = TestItem::new();
2858 item.project_path = Some((worktree_id, "one.txt").into());
2859 item
2860 });
2861 let item2 = cx.add_view(&workspace, |_| {
2862 let mut item = TestItem::new();
2863 item.project_path = Some((worktree_id, "two.txt").into());
2864 item
2865 });
2866
2867 // Add an item to an empty pane
2868 workspace.update(cx, |workspace, cx| workspace.add_item(Box::new(item1), cx));
2869 project.read_with(cx, |project, cx| {
2870 assert_eq!(
2871 project.active_entry(),
2872 project
2873 .entry_for_path(&(worktree_id, "one.txt").into(), cx)
2874 .map(|e| e.id)
2875 );
2876 });
2877 assert_eq!(
2878 cx.current_window_title(window_id).as_deref(),
2879 Some("one.txt — root1")
2880 );
2881
2882 // Add a second item to a non-empty pane
2883 workspace.update(cx, |workspace, cx| workspace.add_item(Box::new(item2), cx));
2884 assert_eq!(
2885 cx.current_window_title(window_id).as_deref(),
2886 Some("two.txt — root1")
2887 );
2888 project.read_with(cx, |project, cx| {
2889 assert_eq!(
2890 project.active_entry(),
2891 project
2892 .entry_for_path(&(worktree_id, "two.txt").into(), cx)
2893 .map(|e| e.id)
2894 );
2895 });
2896
2897 // Close the active item
2898 workspace
2899 .update(cx, |workspace, cx| {
2900 Pane::close_active_item(workspace, &Default::default(), cx).unwrap()
2901 })
2902 .await
2903 .unwrap();
2904 assert_eq!(
2905 cx.current_window_title(window_id).as_deref(),
2906 Some("one.txt — root1")
2907 );
2908 project.read_with(cx, |project, cx| {
2909 assert_eq!(
2910 project.active_entry(),
2911 project
2912 .entry_for_path(&(worktree_id, "one.txt").into(), cx)
2913 .map(|e| e.id)
2914 );
2915 });
2916
2917 // Add a project folder
2918 project
2919 .update(cx, |project, cx| {
2920 project.find_or_create_local_worktree("/root2", true, cx)
2921 })
2922 .await
2923 .unwrap();
2924 assert_eq!(
2925 cx.current_window_title(window_id).as_deref(),
2926 Some("one.txt — root1, root2")
2927 );
2928
2929 // Remove a project folder
2930 project
2931 .update(cx, |project, cx| project.remove_worktree(worktree_id, cx))
2932 .await;
2933 assert_eq!(
2934 cx.current_window_title(window_id).as_deref(),
2935 Some("one.txt — root2")
2936 );
2937 }
2938
2939 #[gpui::test]
2940 async fn test_close_window(cx: &mut TestAppContext) {
2941 cx.foreground().forbid_parking();
2942 Settings::test_async(cx);
2943 let fs = FakeFs::new(cx.background());
2944 fs.insert_tree("/root", json!({ "one": "" })).await;
2945
2946 let project = Project::test(fs, ["root".as_ref()], cx).await;
2947 let (window_id, workspace) = cx.add_window(|cx| {
2948 Workspace::new(
2949 Default::default(),
2950 0,
2951 project.clone(),
2952 default_item_factory,
2953 cx,
2954 )
2955 });
2956
2957 // When there are no dirty items, there's nothing to do.
2958 let item1 = cx.add_view(&workspace, |_| TestItem::new());
2959 workspace.update(cx, |w, cx| w.add_item(Box::new(item1.clone()), cx));
2960 let task = workspace.update(cx, |w, cx| w.prepare_to_close(false, cx));
2961 assert!(task.await.unwrap());
2962
2963 // When there are dirty untitled items, prompt to save each one. If the user
2964 // cancels any prompt, then abort.
2965 let item2 = cx.add_view(&workspace, |_| {
2966 let mut item = TestItem::new();
2967 item.is_dirty = true;
2968 item
2969 });
2970 let item3 = cx.add_view(&workspace, |_| {
2971 let mut item = TestItem::new();
2972 item.is_dirty = true;
2973 item.project_entry_ids = vec![ProjectEntryId::from_proto(1)];
2974 item
2975 });
2976 workspace.update(cx, |w, cx| {
2977 w.add_item(Box::new(item2.clone()), cx);
2978 w.add_item(Box::new(item3.clone()), cx);
2979 });
2980 let task = workspace.update(cx, |w, cx| w.prepare_to_close(false, cx));
2981 cx.foreground().run_until_parked();
2982 cx.simulate_prompt_answer(window_id, 2 /* cancel */);
2983 cx.foreground().run_until_parked();
2984 assert!(!cx.has_pending_prompt(window_id));
2985 assert!(!task.await.unwrap());
2986 }
2987
2988 #[gpui::test]
2989 async fn test_close_pane_items(cx: &mut TestAppContext) {
2990 cx.foreground().forbid_parking();
2991 Settings::test_async(cx);
2992 let fs = FakeFs::new(cx.background());
2993
2994 let project = Project::test(fs, None, cx).await;
2995 let (window_id, workspace) = cx.add_window(|cx| {
2996 Workspace::new(Default::default(), 0, project, default_item_factory, cx)
2997 });
2998
2999 let item1 = cx.add_view(&workspace, |_| {
3000 let mut item = TestItem::new();
3001 item.is_dirty = true;
3002 item.project_entry_ids = vec![ProjectEntryId::from_proto(1)];
3003 item
3004 });
3005 let item2 = cx.add_view(&workspace, |_| {
3006 let mut item = TestItem::new();
3007 item.is_dirty = true;
3008 item.has_conflict = true;
3009 item.project_entry_ids = vec![ProjectEntryId::from_proto(2)];
3010 item
3011 });
3012 let item3 = cx.add_view(&workspace, |_| {
3013 let mut item = TestItem::new();
3014 item.is_dirty = true;
3015 item.has_conflict = true;
3016 item.project_entry_ids = vec![ProjectEntryId::from_proto(3)];
3017 item
3018 });
3019 let item4 = cx.add_view(&workspace, |_| {
3020 let mut item = TestItem::new();
3021 item.is_dirty = true;
3022 item
3023 });
3024 let pane = workspace.update(cx, |workspace, cx| {
3025 workspace.add_item(Box::new(item1.clone()), cx);
3026 workspace.add_item(Box::new(item2.clone()), cx);
3027 workspace.add_item(Box::new(item3.clone()), cx);
3028 workspace.add_item(Box::new(item4.clone()), cx);
3029 workspace.active_pane().clone()
3030 });
3031
3032 let close_items = workspace.update(cx, |workspace, cx| {
3033 pane.update(cx, |pane, cx| {
3034 pane.activate_item(1, true, true, cx);
3035 assert_eq!(pane.active_item().unwrap().id(), item2.id());
3036 });
3037
3038 let item1_id = item1.id();
3039 let item3_id = item3.id();
3040 let item4_id = item4.id();
3041 Pane::close_items(workspace, pane.clone(), cx, move |id| {
3042 [item1_id, item3_id, item4_id].contains(&id)
3043 })
3044 });
3045
3046 cx.foreground().run_until_parked();
3047 pane.read_with(cx, |pane, _| {
3048 assert_eq!(pane.items_len(), 4);
3049 assert_eq!(pane.active_item().unwrap().id(), item1.id());
3050 });
3051
3052 cx.simulate_prompt_answer(window_id, 0);
3053 cx.foreground().run_until_parked();
3054 pane.read_with(cx, |pane, cx| {
3055 assert_eq!(item1.read(cx).save_count, 1);
3056 assert_eq!(item1.read(cx).save_as_count, 0);
3057 assert_eq!(item1.read(cx).reload_count, 0);
3058 assert_eq!(pane.items_len(), 3);
3059 assert_eq!(pane.active_item().unwrap().id(), item3.id());
3060 });
3061
3062 cx.simulate_prompt_answer(window_id, 1);
3063 cx.foreground().run_until_parked();
3064 pane.read_with(cx, |pane, cx| {
3065 assert_eq!(item3.read(cx).save_count, 0);
3066 assert_eq!(item3.read(cx).save_as_count, 0);
3067 assert_eq!(item3.read(cx).reload_count, 1);
3068 assert_eq!(pane.items_len(), 2);
3069 assert_eq!(pane.active_item().unwrap().id(), item4.id());
3070 });
3071
3072 cx.simulate_prompt_answer(window_id, 0);
3073 cx.foreground().run_until_parked();
3074 cx.simulate_new_path_selection(|_| Some(Default::default()));
3075 close_items.await.unwrap();
3076 pane.read_with(cx, |pane, cx| {
3077 assert_eq!(item4.read(cx).save_count, 0);
3078 assert_eq!(item4.read(cx).save_as_count, 1);
3079 assert_eq!(item4.read(cx).reload_count, 0);
3080 assert_eq!(pane.items_len(), 1);
3081 assert_eq!(pane.active_item().unwrap().id(), item2.id());
3082 });
3083 }
3084
3085 #[gpui::test]
3086 async fn test_prompting_to_save_only_on_last_item_for_entry(cx: &mut TestAppContext) {
3087 cx.foreground().forbid_parking();
3088 Settings::test_async(cx);
3089 let fs = FakeFs::new(cx.background());
3090
3091 let project = Project::test(fs, [], cx).await;
3092 let (window_id, workspace) = cx.add_window(|cx| {
3093 Workspace::new(Default::default(), 0, project, default_item_factory, cx)
3094 });
3095
3096 // Create several workspace items with single project entries, and two
3097 // workspace items with multiple project entries.
3098 let single_entry_items = (0..=4)
3099 .map(|project_entry_id| {
3100 let mut item = TestItem::new();
3101 item.is_dirty = true;
3102 item.project_entry_ids = vec![ProjectEntryId::from_proto(project_entry_id)];
3103 item.is_singleton = true;
3104 item
3105 })
3106 .collect::<Vec<_>>();
3107 let item_2_3 = {
3108 let mut item = TestItem::new();
3109 item.is_dirty = true;
3110 item.is_singleton = false;
3111 item.project_entry_ids =
3112 vec![ProjectEntryId::from_proto(2), ProjectEntryId::from_proto(3)];
3113 item
3114 };
3115 let item_3_4 = {
3116 let mut item = TestItem::new();
3117 item.is_dirty = true;
3118 item.is_singleton = false;
3119 item.project_entry_ids =
3120 vec![ProjectEntryId::from_proto(3), ProjectEntryId::from_proto(4)];
3121 item
3122 };
3123
3124 // Create two panes that contain the following project entries:
3125 // left pane:
3126 // multi-entry items: (2, 3)
3127 // single-entry items: 0, 1, 2, 3, 4
3128 // right pane:
3129 // single-entry items: 1
3130 // multi-entry items: (3, 4)
3131 let left_pane = workspace.update(cx, |workspace, cx| {
3132 let left_pane = workspace.active_pane().clone();
3133 workspace.add_item(Box::new(cx.add_view(|_| item_2_3.clone())), cx);
3134 for item in &single_entry_items {
3135 workspace.add_item(Box::new(cx.add_view(|_| item.clone())), cx);
3136 }
3137 left_pane.update(cx, |pane, cx| {
3138 pane.activate_item(2, true, true, cx);
3139 });
3140
3141 workspace
3142 .split_pane(left_pane.clone(), SplitDirection::Right, cx)
3143 .unwrap();
3144
3145 left_pane
3146 });
3147
3148 //Need to cause an effect flush in order to respect new focus
3149 workspace.update(cx, |workspace, cx| {
3150 workspace.add_item(Box::new(cx.add_view(|_| item_3_4.clone())), cx);
3151 cx.focus(left_pane.clone());
3152 });
3153
3154 // When closing all of the items in the left pane, we should be prompted twice:
3155 // once for project entry 0, and once for project entry 2. After those two
3156 // prompts, the task should complete.
3157
3158 let close = workspace.update(cx, |workspace, cx| {
3159 Pane::close_items(workspace, left_pane.clone(), cx, |_| true)
3160 });
3161
3162 cx.foreground().run_until_parked();
3163 left_pane.read_with(cx, |pane, cx| {
3164 assert_eq!(
3165 pane.active_item().unwrap().project_entry_ids(cx).as_slice(),
3166 &[ProjectEntryId::from_proto(0)]
3167 );
3168 });
3169 cx.simulate_prompt_answer(window_id, 0);
3170
3171 cx.foreground().run_until_parked();
3172 left_pane.read_with(cx, |pane, cx| {
3173 assert_eq!(
3174 pane.active_item().unwrap().project_entry_ids(cx).as_slice(),
3175 &[ProjectEntryId::from_proto(2)]
3176 );
3177 });
3178 cx.simulate_prompt_answer(window_id, 0);
3179
3180 cx.foreground().run_until_parked();
3181 close.await.unwrap();
3182 left_pane.read_with(cx, |pane, _| {
3183 assert_eq!(pane.items_len(), 0);
3184 });
3185 }
3186
3187 #[gpui::test]
3188 async fn test_autosave(deterministic: Arc<Deterministic>, cx: &mut gpui::TestAppContext) {
3189 deterministic.forbid_parking();
3190
3191 Settings::test_async(cx);
3192 let fs = FakeFs::new(cx.background());
3193
3194 let project = Project::test(fs, [], cx).await;
3195 let (window_id, workspace) = cx.add_window(|cx| {
3196 Workspace::new(Default::default(), 0, project, default_item_factory, cx)
3197 });
3198
3199 let item = cx.add_view(&workspace, |_| {
3200 let mut item = TestItem::new();
3201 item.project_entry_ids = vec![ProjectEntryId::from_proto(1)];
3202 item
3203 });
3204 let item_id = item.id();
3205 workspace.update(cx, |workspace, cx| {
3206 workspace.add_item(Box::new(item.clone()), cx);
3207 });
3208
3209 // Autosave on window change.
3210 item.update(cx, |item, cx| {
3211 cx.update_global(|settings: &mut Settings, _| {
3212 settings.autosave = Autosave::OnWindowChange;
3213 });
3214 item.is_dirty = true;
3215 });
3216
3217 // Deactivating the window saves the file.
3218 cx.simulate_window_activation(None);
3219 deterministic.run_until_parked();
3220 item.read_with(cx, |item, _| assert_eq!(item.save_count, 1));
3221
3222 // Autosave on focus change.
3223 item.update(cx, |item, cx| {
3224 cx.focus_self();
3225 cx.update_global(|settings: &mut Settings, _| {
3226 settings.autosave = Autosave::OnFocusChange;
3227 });
3228 item.is_dirty = true;
3229 });
3230
3231 // Blurring the item saves the file.
3232 item.update(cx, |_, cx| cx.blur());
3233 deterministic.run_until_parked();
3234 item.read_with(cx, |item, _| assert_eq!(item.save_count, 2));
3235
3236 // Deactivating the window still saves the file.
3237 cx.simulate_window_activation(Some(window_id));
3238 item.update(cx, |item, cx| {
3239 cx.focus_self();
3240 item.is_dirty = true;
3241 });
3242 cx.simulate_window_activation(None);
3243
3244 deterministic.run_until_parked();
3245 item.read_with(cx, |item, _| assert_eq!(item.save_count, 3));
3246
3247 // Autosave after delay.
3248 item.update(cx, |item, cx| {
3249 cx.update_global(|settings: &mut Settings, _| {
3250 settings.autosave = Autosave::AfterDelay { milliseconds: 500 };
3251 });
3252 item.is_dirty = true;
3253 cx.emit(TestItemEvent::Edit);
3254 });
3255
3256 // Delay hasn't fully expired, so the file is still dirty and unsaved.
3257 deterministic.advance_clock(Duration::from_millis(250));
3258 item.read_with(cx, |item, _| assert_eq!(item.save_count, 3));
3259
3260 // After delay expires, the file is saved.
3261 deterministic.advance_clock(Duration::from_millis(250));
3262 item.read_with(cx, |item, _| assert_eq!(item.save_count, 4));
3263
3264 // Autosave on focus change, ensuring closing the tab counts as such.
3265 item.update(cx, |item, cx| {
3266 cx.update_global(|settings: &mut Settings, _| {
3267 settings.autosave = Autosave::OnFocusChange;
3268 });
3269 item.is_dirty = true;
3270 });
3271
3272 workspace
3273 .update(cx, |workspace, cx| {
3274 let pane = workspace.active_pane().clone();
3275 Pane::close_items(workspace, pane, cx, move |id| id == item_id)
3276 })
3277 .await
3278 .unwrap();
3279 assert!(!cx.has_pending_prompt(window_id));
3280 item.read_with(cx, |item, _| assert_eq!(item.save_count, 5));
3281
3282 // Add the item again, ensuring autosave is prevented if the underlying file has been deleted.
3283 workspace.update(cx, |workspace, cx| {
3284 workspace.add_item(Box::new(item.clone()), cx);
3285 });
3286 item.update(cx, |item, cx| {
3287 item.project_entry_ids = Default::default();
3288 item.is_dirty = true;
3289 cx.blur();
3290 });
3291 deterministic.run_until_parked();
3292 item.read_with(cx, |item, _| assert_eq!(item.save_count, 5));
3293
3294 // Ensure autosave is prevented for deleted files also when closing the buffer.
3295 let _close_items = workspace.update(cx, |workspace, cx| {
3296 let pane = workspace.active_pane().clone();
3297 Pane::close_items(workspace, pane, cx, move |id| id == item_id)
3298 });
3299 deterministic.run_until_parked();
3300 assert!(cx.has_pending_prompt(window_id));
3301 item.read_with(cx, |item, _| assert_eq!(item.save_count, 5));
3302 }
3303
3304 #[gpui::test]
3305 async fn test_pane_navigation(
3306 deterministic: Arc<Deterministic>,
3307 cx: &mut gpui::TestAppContext,
3308 ) {
3309 deterministic.forbid_parking();
3310 Settings::test_async(cx);
3311 let fs = FakeFs::new(cx.background());
3312
3313 let project = Project::test(fs, [], cx).await;
3314 let (_, workspace) = cx.add_window(|cx| {
3315 Workspace::new(Default::default(), 0, project, default_item_factory, cx)
3316 });
3317
3318 let item = cx.add_view(&workspace, |_| {
3319 let mut item = TestItem::new();
3320 item.project_entry_ids = vec![ProjectEntryId::from_proto(1)];
3321 item
3322 });
3323 let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
3324 let toolbar = pane.read_with(cx, |pane, _| pane.toolbar().clone());
3325 let toolbar_notify_count = Rc::new(RefCell::new(0));
3326
3327 workspace.update(cx, |workspace, cx| {
3328 workspace.add_item(Box::new(item.clone()), cx);
3329 let toolbar_notification_count = toolbar_notify_count.clone();
3330 cx.observe(&toolbar, move |_, _, _| {
3331 *toolbar_notification_count.borrow_mut() += 1
3332 })
3333 .detach();
3334 });
3335
3336 pane.read_with(cx, |pane, _| {
3337 assert!(!pane.can_navigate_backward());
3338 assert!(!pane.can_navigate_forward());
3339 });
3340
3341 item.update(cx, |item, cx| {
3342 item.set_state("one".to_string(), cx);
3343 });
3344
3345 // Toolbar must be notified to re-render the navigation buttons
3346 assert_eq!(*toolbar_notify_count.borrow(), 1);
3347
3348 pane.read_with(cx, |pane, _| {
3349 assert!(pane.can_navigate_backward());
3350 assert!(!pane.can_navigate_forward());
3351 });
3352
3353 workspace
3354 .update(cx, |workspace, cx| {
3355 Pane::go_back(workspace, Some(pane.clone()), cx)
3356 })
3357 .await;
3358
3359 assert_eq!(*toolbar_notify_count.borrow(), 3);
3360 pane.read_with(cx, |pane, _| {
3361 assert!(!pane.can_navigate_backward());
3362 assert!(pane.can_navigate_forward());
3363 });
3364 }
3365}