1use std::any::{Any, TypeId};
2
3use ::git::UnstageAndNext;
4use anyhow::Result;
5use buffer_diff::{BufferDiff, DiffHunkSecondaryStatus};
6use collections::HashSet;
7use editor::{
8 actions::{GoToHunk, GoToPrevHunk},
9 scroll::Autoscroll,
10 Editor, EditorEvent, ToPoint,
11};
12use feature_flags::FeatureFlagViewExt;
13use futures::StreamExt;
14use git::{Commit, StageAll, StageAndNext, ToggleStaged, UnstageAll};
15use gpui::{
16 actions, Action, AnyElement, AnyView, App, AppContext as _, AsyncWindowContext, Entity,
17 EventEmitter, FocusHandle, Focusable, Render, Subscription, Task, WeakEntity,
18};
19use language::{Anchor, Buffer, Capability, OffsetRangeExt, Point};
20use multi_buffer::{MultiBuffer, PathKey};
21use project::{git::GitStore, Project, ProjectPath};
22use theme::ActiveTheme;
23use ui::{prelude::*, vertical_divider, Tooltip};
24use util::ResultExt as _;
25use workspace::{
26 item::{BreadcrumbText, Item, ItemEvent, ItemHandle, TabContentParams},
27 searchable::SearchableItemHandle,
28 ItemNavHistory, SerializableItem, ToolbarItemEvent, ToolbarItemLocation, ToolbarItemView,
29 Workspace,
30};
31
32use crate::git_panel::{GitPanel, GitPanelAddon, GitStatusEntry};
33
34actions!(git, [Diff]);
35
36pub(crate) struct ProjectDiff {
37 multibuffer: Entity<MultiBuffer>,
38 editor: Entity<Editor>,
39 project: Entity<Project>,
40 git_store: Entity<GitStore>,
41 workspace: WeakEntity<Workspace>,
42 focus_handle: FocusHandle,
43 update_needed: postage::watch::Sender<()>,
44 pending_scroll: Option<PathKey>,
45
46 _task: Task<Result<()>>,
47 _subscription: Subscription,
48}
49
50struct DiffBuffer {
51 path_key: PathKey,
52 buffer: Entity<Buffer>,
53 diff: Entity<BufferDiff>,
54}
55
56const CONFLICT_NAMESPACE: &'static str = "0";
57const TRACKED_NAMESPACE: &'static str = "1";
58const NEW_NAMESPACE: &'static str = "2";
59
60impl ProjectDiff {
61 pub(crate) fn register(
62 _: &mut Workspace,
63 window: Option<&mut Window>,
64 cx: &mut Context<Workspace>,
65 ) {
66 let Some(window) = window else { return };
67 cx.when_flag_enabled::<feature_flags::GitUiFeatureFlag>(window, |workspace, _, _cx| {
68 workspace.register_action(Self::deploy);
69 });
70
71 workspace::register_serializable_item::<ProjectDiff>(cx);
72 }
73
74 fn deploy(
75 workspace: &mut Workspace,
76 _: &Diff,
77 window: &mut Window,
78 cx: &mut Context<Workspace>,
79 ) {
80 workspace.open_panel::<GitPanel>(window, cx);
81 Self::deploy_at(workspace, None, window, cx)
82 }
83
84 pub fn deploy_at(
85 workspace: &mut Workspace,
86 entry: Option<GitStatusEntry>,
87 window: &mut Window,
88 cx: &mut Context<Workspace>,
89 ) {
90 let project_diff = if let Some(existing) = workspace.item_of_type::<Self>(cx) {
91 workspace.activate_item(&existing, true, true, window, cx);
92 existing
93 } else {
94 let workspace_handle = cx.entity();
95 let project_diff =
96 cx.new(|cx| Self::new(workspace.project().clone(), workspace_handle, window, cx));
97 workspace.add_item_to_active_pane(
98 Box::new(project_diff.clone()),
99 None,
100 true,
101 window,
102 cx,
103 );
104 project_diff
105 };
106 if let Some(entry) = entry {
107 project_diff.update(cx, |project_diff, cx| {
108 project_diff.scroll_to(entry, window, cx);
109 })
110 }
111 }
112
113 fn new(
114 project: Entity<Project>,
115 workspace: Entity<Workspace>,
116 window: &mut Window,
117 cx: &mut Context<Self>,
118 ) -> Self {
119 let focus_handle = cx.focus_handle();
120 let multibuffer = cx.new(|_| MultiBuffer::new(Capability::ReadWrite));
121
122 let editor = cx.new(|cx| {
123 let mut diff_display_editor = Editor::for_multibuffer(
124 multibuffer.clone(),
125 Some(project.clone()),
126 true,
127 window,
128 cx,
129 );
130 diff_display_editor.set_expand_all_diff_hunks(cx);
131 diff_display_editor.register_addon(GitPanelAddon {
132 workspace: workspace.downgrade(),
133 });
134 diff_display_editor
135 });
136 cx.subscribe_in(&editor, window, Self::handle_editor_event)
137 .detach();
138
139 let git_store = project.read(cx).git_store().clone();
140 let git_store_subscription = cx.subscribe_in(
141 &git_store,
142 window,
143 move |this, _git_store, _event, _window, _cx| {
144 *this.update_needed.borrow_mut() = ();
145 },
146 );
147
148 let (mut send, recv) = postage::watch::channel::<()>();
149 let worker = window.spawn(cx, {
150 let this = cx.weak_entity();
151 |cx| Self::handle_status_updates(this, recv, cx)
152 });
153 // Kick of a refresh immediately
154 *send.borrow_mut() = ();
155
156 Self {
157 project,
158 git_store: git_store.clone(),
159 workspace: workspace.downgrade(),
160 focus_handle,
161 editor,
162 multibuffer,
163 pending_scroll: None,
164 update_needed: send,
165 _task: worker,
166 _subscription: git_store_subscription,
167 }
168 }
169
170 pub fn scroll_to(
171 &mut self,
172 entry: GitStatusEntry,
173 window: &mut Window,
174 cx: &mut Context<Self>,
175 ) {
176 let Some(git_repo) = self.git_store.read(cx).active_repository() else {
177 return;
178 };
179 let repo = git_repo.read(cx);
180
181 let namespace = if repo.has_conflict(&entry.repo_path) {
182 CONFLICT_NAMESPACE
183 } else if entry.status.is_created() {
184 NEW_NAMESPACE
185 } else {
186 TRACKED_NAMESPACE
187 };
188
189 let path_key = PathKey::namespaced(namespace, entry.repo_path.0.clone());
190
191 self.scroll_to_path(path_key, window, cx)
192 }
193
194 fn scroll_to_path(&mut self, path_key: PathKey, window: &mut Window, cx: &mut Context<Self>) {
195 if let Some(position) = self.multibuffer.read(cx).location_for_path(&path_key, cx) {
196 self.editor.update(cx, |editor, cx| {
197 editor.change_selections(Some(Autoscroll::focused()), window, cx, |s| {
198 s.select_ranges([position..position]);
199 })
200 })
201 } else {
202 self.pending_scroll = Some(path_key);
203 }
204 }
205
206 fn button_states(&self, cx: &App) -> ButtonStates {
207 let editor = self.editor.read(cx);
208 let snapshot = self.multibuffer.read(cx).snapshot(cx);
209 let prev_next = snapshot.diff_hunks().skip(1).next().is_some();
210 let mut selection = true;
211
212 let mut ranges = editor
213 .selections
214 .disjoint_anchor_ranges()
215 .collect::<Vec<_>>();
216 if !ranges.iter().any(|range| range.start != range.end) {
217 selection = false;
218 if let Some((excerpt_id, buffer, range)) = self.editor.read(cx).active_excerpt(cx) {
219 ranges = vec![multi_buffer::Anchor::range_in_buffer(
220 excerpt_id,
221 buffer.read(cx).remote_id(),
222 range,
223 )];
224 } else {
225 ranges = Vec::default();
226 }
227 }
228 let mut has_staged_hunks = false;
229 let mut has_unstaged_hunks = false;
230 for hunk in editor.diff_hunks_in_ranges(&ranges, &snapshot) {
231 match hunk.secondary_status {
232 DiffHunkSecondaryStatus::HasSecondaryHunk => {
233 has_unstaged_hunks = true;
234 }
235 DiffHunkSecondaryStatus::OverlapsWithSecondaryHunk => {
236 has_staged_hunks = true;
237 has_unstaged_hunks = true;
238 }
239 DiffHunkSecondaryStatus::None => {
240 has_staged_hunks = true;
241 }
242 }
243 }
244 let mut commit = false;
245 let mut stage_all = false;
246 let mut unstage_all = false;
247 self.workspace
248 .read_with(cx, |workspace, cx| {
249 if let Some(git_panel) = workspace.panel::<GitPanel>(cx) {
250 let git_panel = git_panel.read(cx);
251 commit = git_panel.can_commit();
252 stage_all = git_panel.can_stage_all();
253 unstage_all = git_panel.can_unstage_all();
254 }
255 })
256 .ok();
257
258 return ButtonStates {
259 stage: has_unstaged_hunks,
260 unstage: has_staged_hunks,
261 prev_next,
262 selection,
263 commit,
264 stage_all,
265 unstage_all,
266 };
267 }
268
269 fn handle_editor_event(
270 &mut self,
271 editor: &Entity<Editor>,
272 event: &EditorEvent,
273 window: &mut Window,
274 cx: &mut Context<Self>,
275 ) {
276 match event {
277 EditorEvent::ScrollPositionChanged { .. } => editor.update(cx, |editor, cx| {
278 let anchor = editor.scroll_manager.anchor().anchor;
279 let multibuffer = self.multibuffer.read(cx);
280 let snapshot = multibuffer.snapshot(cx);
281 let mut point = anchor.to_point(&snapshot);
282 point.row = (point.row + 1).min(snapshot.max_row().0);
283
284 let Some((_, buffer, _)) = self.multibuffer.read(cx).excerpt_containing(point, cx)
285 else {
286 return;
287 };
288 let Some(project_path) = buffer
289 .read(cx)
290 .file()
291 .map(|file| (file.worktree_id(cx), file.path().clone()))
292 else {
293 return;
294 };
295 self.workspace
296 .update(cx, |workspace, cx| {
297 if let Some(git_panel) = workspace.panel::<GitPanel>(cx) {
298 git_panel.update(cx, |git_panel, cx| {
299 git_panel.select_entry_by_path(project_path.into(), window, cx)
300 })
301 }
302 })
303 .ok();
304 }),
305 _ => {}
306 }
307 }
308
309 fn load_buffers(&mut self, cx: &mut Context<Self>) -> Vec<Task<Result<DiffBuffer>>> {
310 let Some(repo) = self.git_store.read(cx).active_repository() else {
311 self.multibuffer.update(cx, |multibuffer, cx| {
312 multibuffer.clear(cx);
313 });
314 return vec![];
315 };
316
317 let mut previous_paths = self.multibuffer.read(cx).paths().collect::<HashSet<_>>();
318
319 let mut result = vec![];
320 repo.update(cx, |repo, cx| {
321 for entry in repo.status() {
322 if !entry.status.has_changes() {
323 continue;
324 }
325 let Some(project_path) = repo.repo_path_to_project_path(&entry.repo_path) else {
326 continue;
327 };
328 let namespace = if repo.has_conflict(&entry.repo_path) {
329 CONFLICT_NAMESPACE
330 } else if entry.status.is_created() {
331 NEW_NAMESPACE
332 } else {
333 TRACKED_NAMESPACE
334 };
335 let path_key = PathKey::namespaced(namespace, entry.repo_path.0.clone());
336
337 previous_paths.remove(&path_key);
338 let load_buffer = self
339 .project
340 .update(cx, |project, cx| project.open_buffer(project_path, cx));
341
342 let project = self.project.clone();
343 result.push(cx.spawn(|_, mut cx| async move {
344 let buffer = load_buffer.await?;
345 let changes = project
346 .update(&mut cx, |project, cx| {
347 project.open_uncommitted_diff(buffer.clone(), cx)
348 })?
349 .await?;
350 Ok(DiffBuffer {
351 path_key,
352 buffer,
353 diff: changes,
354 })
355 }));
356 }
357 });
358 self.multibuffer.update(cx, |multibuffer, cx| {
359 for path in previous_paths {
360 multibuffer.remove_excerpts_for_path(path, cx);
361 }
362 });
363 result
364 }
365
366 fn register_buffer(
367 &mut self,
368 diff_buffer: DiffBuffer,
369 window: &mut Window,
370 cx: &mut Context<Self>,
371 ) {
372 let path_key = diff_buffer.path_key;
373 let buffer = diff_buffer.buffer;
374 let diff = diff_buffer.diff;
375
376 let snapshot = buffer.read(cx).snapshot();
377 let diff = diff.read(cx);
378 let diff_hunk_ranges = if diff.base_text().is_none() {
379 vec![Point::zero()..snapshot.max_point()]
380 } else {
381 diff.hunks_intersecting_range(Anchor::MIN..Anchor::MAX, &snapshot, cx)
382 .map(|diff_hunk| diff_hunk.buffer_range.to_point(&snapshot))
383 .collect::<Vec<_>>()
384 };
385
386 self.multibuffer.update(cx, |multibuffer, cx| {
387 multibuffer.set_excerpts_for_path(
388 path_key.clone(),
389 buffer,
390 diff_hunk_ranges,
391 editor::DEFAULT_MULTIBUFFER_CONTEXT,
392 cx,
393 );
394 });
395 if self.multibuffer.read(cx).is_empty()
396 && self
397 .editor
398 .read(cx)
399 .focus_handle(cx)
400 .contains_focused(window, cx)
401 {
402 self.focus_handle.focus(window);
403 } else if self.focus_handle.is_focused(window) && !self.multibuffer.read(cx).is_empty() {
404 self.editor.update(cx, |editor, cx| {
405 editor.focus_handle(cx).focus(window);
406 });
407 }
408 if self.pending_scroll.as_ref() == Some(&path_key) {
409 self.scroll_to_path(path_key, window, cx);
410 }
411 }
412
413 pub async fn handle_status_updates(
414 this: WeakEntity<Self>,
415 mut recv: postage::watch::Receiver<()>,
416 mut cx: AsyncWindowContext,
417 ) -> Result<()> {
418 while let Some(_) = recv.next().await {
419 let buffers_to_load = this.update(&mut cx, |this, cx| this.load_buffers(cx))?;
420 for buffer_to_load in buffers_to_load {
421 if let Some(buffer) = buffer_to_load.await.log_err() {
422 cx.update(|window, cx| {
423 this.update(cx, |this, cx| this.register_buffer(buffer, window, cx))
424 .ok();
425 })?;
426 }
427 }
428 this.update(&mut cx, |this, _| this.pending_scroll.take())?;
429 }
430
431 Ok(())
432 }
433}
434
435impl EventEmitter<EditorEvent> for ProjectDiff {}
436
437impl Focusable for ProjectDiff {
438 fn focus_handle(&self, cx: &App) -> FocusHandle {
439 if self.multibuffer.read(cx).is_empty() {
440 self.focus_handle.clone()
441 } else {
442 self.editor.focus_handle(cx)
443 }
444 }
445}
446
447impl Item for ProjectDiff {
448 type Event = EditorEvent;
449
450 fn tab_icon(&self, _window: &Window, _cx: &App) -> Option<Icon> {
451 Some(Icon::new(IconName::GitBranch).color(Color::Muted))
452 }
453
454 fn to_item_events(event: &EditorEvent, f: impl FnMut(ItemEvent)) {
455 Editor::to_item_events(event, f)
456 }
457
458 fn deactivated(&mut self, window: &mut Window, cx: &mut Context<Self>) {
459 self.editor
460 .update(cx, |editor, cx| editor.deactivated(window, cx));
461 }
462
463 fn navigate(
464 &mut self,
465 data: Box<dyn Any>,
466 window: &mut Window,
467 cx: &mut Context<Self>,
468 ) -> bool {
469 self.editor
470 .update(cx, |editor, cx| editor.navigate(data, window, cx))
471 }
472
473 fn tab_tooltip_text(&self, _: &App) -> Option<SharedString> {
474 Some("Project Diff".into())
475 }
476
477 fn tab_content(&self, params: TabContentParams, _window: &Window, _: &App) -> AnyElement {
478 Label::new("Uncommitted Changes")
479 .color(if params.selected {
480 Color::Default
481 } else {
482 Color::Muted
483 })
484 .into_any_element()
485 }
486
487 fn telemetry_event_text(&self) -> Option<&'static str> {
488 Some("Project Diff Opened")
489 }
490
491 fn as_searchable(&self, _: &Entity<Self>) -> Option<Box<dyn SearchableItemHandle>> {
492 Some(Box::new(self.editor.clone()))
493 }
494
495 fn for_each_project_item(
496 &self,
497 cx: &App,
498 f: &mut dyn FnMut(gpui::EntityId, &dyn project::ProjectItem),
499 ) {
500 self.editor.for_each_project_item(cx, f)
501 }
502
503 fn is_singleton(&self, _: &App) -> bool {
504 false
505 }
506
507 fn set_nav_history(
508 &mut self,
509 nav_history: ItemNavHistory,
510 _: &mut Window,
511 cx: &mut Context<Self>,
512 ) {
513 self.editor.update(cx, |editor, _| {
514 editor.set_nav_history(Some(nav_history));
515 });
516 }
517
518 fn clone_on_split(
519 &self,
520 _workspace_id: Option<workspace::WorkspaceId>,
521 window: &mut Window,
522 cx: &mut Context<Self>,
523 ) -> Option<Entity<Self>>
524 where
525 Self: Sized,
526 {
527 let workspace = self.workspace.upgrade()?;
528 Some(cx.new(|cx| ProjectDiff::new(self.project.clone(), workspace, window, cx)))
529 }
530
531 fn is_dirty(&self, cx: &App) -> bool {
532 self.multibuffer.read(cx).is_dirty(cx)
533 }
534
535 fn has_conflict(&self, cx: &App) -> bool {
536 self.multibuffer.read(cx).has_conflict(cx)
537 }
538
539 fn can_save(&self, _: &App) -> bool {
540 true
541 }
542
543 fn save(
544 &mut self,
545 format: bool,
546 project: Entity<Project>,
547 window: &mut Window,
548 cx: &mut Context<Self>,
549 ) -> Task<Result<()>> {
550 self.editor.save(format, project, window, cx)
551 }
552
553 fn save_as(
554 &mut self,
555 _: Entity<Project>,
556 _: ProjectPath,
557 _window: &mut Window,
558 _: &mut Context<Self>,
559 ) -> Task<Result<()>> {
560 unreachable!()
561 }
562
563 fn reload(
564 &mut self,
565 project: Entity<Project>,
566 window: &mut Window,
567 cx: &mut Context<Self>,
568 ) -> Task<Result<()>> {
569 self.editor.reload(project, window, cx)
570 }
571
572 fn act_as_type<'a>(
573 &'a self,
574 type_id: TypeId,
575 self_handle: &'a Entity<Self>,
576 _: &'a App,
577 ) -> Option<AnyView> {
578 if type_id == TypeId::of::<Self>() {
579 Some(self_handle.to_any())
580 } else if type_id == TypeId::of::<Editor>() {
581 Some(self.editor.to_any())
582 } else {
583 None
584 }
585 }
586
587 fn breadcrumb_location(&self, _: &App) -> ToolbarItemLocation {
588 ToolbarItemLocation::PrimaryLeft
589 }
590
591 fn breadcrumbs(&self, theme: &theme::Theme, cx: &App) -> Option<Vec<BreadcrumbText>> {
592 self.editor.breadcrumbs(theme, cx)
593 }
594
595 fn added_to_workspace(
596 &mut self,
597 workspace: &mut Workspace,
598 window: &mut Window,
599 cx: &mut Context<Self>,
600 ) {
601 self.editor.update(cx, |editor, cx| {
602 editor.added_to_workspace(workspace, window, cx)
603 });
604 }
605}
606
607impl Render for ProjectDiff {
608 fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
609 let is_empty = self.multibuffer.read(cx).is_empty();
610
611 div()
612 .track_focus(&self.focus_handle)
613 .bg(cx.theme().colors().editor_background)
614 .flex()
615 .items_center()
616 .justify_center()
617 .size_full()
618 .when(is_empty, |el| {
619 el.child(Label::new("No uncommitted changes"))
620 })
621 .when(!is_empty, |el| el.child(self.editor.clone()))
622 }
623}
624
625impl SerializableItem for ProjectDiff {
626 fn serialized_item_kind() -> &'static str {
627 "ProjectDiff"
628 }
629
630 fn cleanup(
631 _: workspace::WorkspaceId,
632 _: Vec<workspace::ItemId>,
633 _: &mut Window,
634 _: &mut App,
635 ) -> Task<Result<()>> {
636 Task::ready(Ok(()))
637 }
638
639 fn deserialize(
640 _project: Entity<Project>,
641 workspace: WeakEntity<Workspace>,
642 _workspace_id: workspace::WorkspaceId,
643 _item_id: workspace::ItemId,
644 window: &mut Window,
645 cx: &mut App,
646 ) -> Task<Result<Entity<Self>>> {
647 window.spawn(cx, |mut cx| async move {
648 workspace.update_in(&mut cx, |workspace, window, cx| {
649 let workspace_handle = cx.entity();
650 cx.new(|cx| Self::new(workspace.project().clone(), workspace_handle, window, cx))
651 })
652 })
653 }
654
655 fn serialize(
656 &mut self,
657 _workspace: &mut Workspace,
658 _item_id: workspace::ItemId,
659 _closing: bool,
660 _window: &mut Window,
661 _cx: &mut Context<Self>,
662 ) -> Option<Task<Result<()>>> {
663 None
664 }
665
666 fn should_serialize(&self, _: &Self::Event) -> bool {
667 false
668 }
669}
670
671pub struct ProjectDiffToolbar {
672 project_diff: Option<WeakEntity<ProjectDiff>>,
673 workspace: WeakEntity<Workspace>,
674}
675
676impl ProjectDiffToolbar {
677 pub fn new(workspace: &Workspace, _: &mut Context<Self>) -> Self {
678 Self {
679 project_diff: None,
680 workspace: workspace.weak_handle(),
681 }
682 }
683
684 fn project_diff(&self, _: &App) -> Option<Entity<ProjectDiff>> {
685 self.project_diff.as_ref()?.upgrade()
686 }
687 fn dispatch_action(&self, action: &dyn Action, window: &mut Window, cx: &mut Context<Self>) {
688 if let Some(project_diff) = self.project_diff(cx) {
689 project_diff.focus_handle(cx).focus(window);
690 }
691 let action = action.boxed_clone();
692 cx.defer(move |cx| {
693 cx.dispatch_action(action.as_ref());
694 })
695 }
696 fn dispatch_panel_action(
697 &self,
698 action: &dyn Action,
699 window: &mut Window,
700 cx: &mut Context<Self>,
701 ) {
702 self.workspace
703 .read_with(cx, |workspace, cx| {
704 if let Some(panel) = workspace.panel::<GitPanel>(cx) {
705 panel.focus_handle(cx).focus(window)
706 }
707 })
708 .ok();
709 let action = action.boxed_clone();
710 cx.defer(move |cx| {
711 cx.dispatch_action(action.as_ref());
712 })
713 }
714}
715
716impl EventEmitter<ToolbarItemEvent> for ProjectDiffToolbar {}
717
718impl ToolbarItemView for ProjectDiffToolbar {
719 fn set_active_pane_item(
720 &mut self,
721 active_pane_item: Option<&dyn ItemHandle>,
722 _: &mut Window,
723 cx: &mut Context<Self>,
724 ) -> ToolbarItemLocation {
725 self.project_diff = active_pane_item
726 .and_then(|item| item.act_as::<ProjectDiff>(cx))
727 .map(|entity| entity.downgrade());
728 if self.project_diff.is_some() {
729 ToolbarItemLocation::PrimaryRight
730 } else {
731 ToolbarItemLocation::Hidden
732 }
733 }
734
735 fn pane_focus_update(
736 &mut self,
737 _pane_focused: bool,
738 _window: &mut Window,
739 _cx: &mut Context<Self>,
740 ) {
741 }
742}
743
744struct ButtonStates {
745 stage: bool,
746 unstage: bool,
747 prev_next: bool,
748 selection: bool,
749 stage_all: bool,
750 unstage_all: bool,
751 commit: bool,
752}
753
754impl Render for ProjectDiffToolbar {
755 fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
756 let Some(project_diff) = self.project_diff(cx) else {
757 return div();
758 };
759 let focus_handle = project_diff.focus_handle(cx);
760 let button_states = project_diff.read(cx).button_states(cx);
761
762 h_group_xl()
763 .my_neg_1()
764 .items_center()
765 .py_1()
766 .pl_2()
767 .pr_1()
768 .flex_wrap()
769 .justify_between()
770 .child(
771 h_group_sm()
772 .when(button_states.selection, |el| {
773 el.child(
774 Button::new("stage", "Toggle Staged")
775 .tooltip(Tooltip::for_action_title_in(
776 "Toggle Staged",
777 &ToggleStaged,
778 &focus_handle,
779 ))
780 .disabled(!button_states.stage && !button_states.unstage)
781 .on_click(cx.listener(|this, _, window, cx| {
782 this.dispatch_action(&ToggleStaged, window, cx)
783 })),
784 )
785 })
786 .when(!button_states.selection, |el| {
787 el.child(
788 Button::new("stage", "Stage")
789 .tooltip(Tooltip::for_action_title_in(
790 "Stage",
791 &StageAndNext,
792 &focus_handle,
793 ))
794 // don't actually disable the button so it's mashable
795 .color(if button_states.stage {
796 Color::Default
797 } else {
798 Color::Disabled
799 })
800 .on_click(cx.listener(|this, _, window, cx| {
801 this.dispatch_action(&StageAndNext, window, cx)
802 })),
803 )
804 .child(
805 Button::new("unstage", "Unstage")
806 .tooltip(Tooltip::for_action_title_in(
807 "Unstage",
808 &UnstageAndNext,
809 &focus_handle,
810 ))
811 .color(if button_states.unstage {
812 Color::Default
813 } else {
814 Color::Disabled
815 })
816 .on_click(cx.listener(|this, _, window, cx| {
817 this.dispatch_action(&UnstageAndNext, window, cx)
818 })),
819 )
820 }),
821 )
822 // n.b. the only reason these arrows are here is because we don't
823 // support "undo" for staging so we need a way to go back.
824 .child(
825 h_group_sm()
826 .child(
827 IconButton::new("up", IconName::ArrowUp)
828 .shape(ui::IconButtonShape::Square)
829 .tooltip(Tooltip::for_action_title_in(
830 "Go to previous hunk",
831 &GoToPrevHunk,
832 &focus_handle,
833 ))
834 .disabled(!button_states.prev_next)
835 .on_click(cx.listener(|this, _, window, cx| {
836 this.dispatch_action(&GoToPrevHunk, window, cx)
837 })),
838 )
839 .child(
840 IconButton::new("down", IconName::ArrowDown)
841 .shape(ui::IconButtonShape::Square)
842 .tooltip(Tooltip::for_action_title_in(
843 "Go to next hunk",
844 &GoToHunk,
845 &focus_handle,
846 ))
847 .disabled(!button_states.prev_next)
848 .on_click(cx.listener(|this, _, window, cx| {
849 this.dispatch_action(&GoToHunk, window, cx)
850 })),
851 ),
852 )
853 .child(vertical_divider())
854 .child(
855 h_group_sm()
856 .when(
857 button_states.unstage_all && !button_states.stage_all,
858 |el| {
859 el.child(Button::new("unstage-all", "Unstage All").on_click(
860 cx.listener(|this, _, window, cx| {
861 this.dispatch_panel_action(&UnstageAll, window, cx)
862 }),
863 ))
864 },
865 )
866 .when(
867 !button_states.unstage_all || button_states.stage_all,
868 |el| {
869 el.child(
870 // todo make it so that changing to say "Unstaged"
871 // doesn't change the position.
872 div().child(
873 Button::new("stage-all", "Stage All")
874 .disabled(!button_states.stage_all)
875 .on_click(cx.listener(|this, _, window, cx| {
876 this.dispatch_panel_action(&StageAll, window, cx)
877 })),
878 ),
879 )
880 },
881 )
882 .child(
883 Button::new("commit", "Commit")
884 .disabled(!button_states.commit)
885 .on_click(cx.listener(|this, _, window, cx| {
886 // todo this should open modal, not focus panel.
887 this.dispatch_action(&Commit, window, cx);
888 })),
889 ),
890 )
891 }
892}