1// mod dragged_item_receiver;
2
3use crate::{
4 item::{Item, ItemHandle, ItemSettings, WeakItemHandle},
5 toolbar::Toolbar,
6 workspace_settings::{AutosaveSetting, WorkspaceSettings},
7 SplitDirection, Workspace,
8};
9use anyhow::Result;
10use collections::{HashMap, HashSet, VecDeque};
11use gpui::{
12 AppContext, AsyncWindowContext, Component, Div, EntityId, EventEmitter, FocusHandle, Model,
13 PromptLevel, Render, Task, View, ViewContext, VisualContext, WeakView, WindowContext,
14};
15use parking_lot::Mutex;
16use project2::{Project, ProjectEntryId, ProjectPath};
17use serde::Deserialize;
18use settings2::Settings;
19use std::{
20 any::Any,
21 cmp, fmt, mem,
22 path::{Path, PathBuf},
23 sync::{
24 atomic::{AtomicUsize, Ordering},
25 Arc,
26 },
27};
28use ui::v_stack;
29use ui::{prelude::*, Icon, IconButton, IconColor, IconElement, TextTooltip};
30use util::truncate_and_remove_front;
31
32#[derive(PartialEq, Clone, Copy, Deserialize, Debug)]
33#[serde(rename_all = "camelCase")]
34pub enum SaveIntent {
35 /// write all files (even if unchanged)
36 /// prompt before overwriting on-disk changes
37 Save,
38 /// write any files that have local changes
39 /// prompt before overwriting on-disk changes
40 SaveAll,
41 /// always prompt for a new path
42 SaveAs,
43 /// prompt "you have unsaved changes" before writing
44 Close,
45 /// write all dirty files, don't prompt on conflict
46 Overwrite,
47 /// skip all save-related behavior
48 Skip,
49}
50
51// #[derive(Clone, Deserialize, PartialEq)]
52// pub struct ActivateItem(pub usize);
53
54// #[derive(Clone, PartialEq)]
55// pub struct CloseItemById {
56// pub item_id: usize,
57// pub pane: WeakView<Pane>,
58// }
59
60// #[derive(Clone, PartialEq)]
61// pub struct CloseItemsToTheLeftById {
62// pub item_id: usize,
63// pub pane: WeakView<Pane>,
64// }
65
66// #[derive(Clone, PartialEq)]
67// pub struct CloseItemsToTheRightById {
68// pub item_id: usize,
69// pub pane: WeakView<Pane>,
70// }
71
72// #[derive(Clone, PartialEq, Debug, Deserialize, Default)]
73// #[serde(rename_all = "camelCase")]
74// pub struct CloseActiveItem {
75// pub save_intent: Option<SaveIntent>,
76// }
77
78// #[derive(Clone, PartialEq, Debug, Deserialize)]
79// #[serde(rename_all = "camelCase")]
80// pub struct CloseAllItems {
81// pub save_intent: Option<SaveIntent>,
82// }
83
84// todo!()
85// actions!(
86// pane,
87// [
88// ActivatePrevItem,
89// ActivateNextItem,
90// ActivateLastItem,
91// CloseInactiveItems,
92// CloseCleanItems,
93// CloseItemsToTheLeft,
94// CloseItemsToTheRight,
95// GoBack,
96// GoForward,
97// ReopenClosedItem,
98// SplitLeft,
99// SplitUp,
100// SplitRight,
101// SplitDown,
102// ]
103// );
104
105// impl_actions!(pane, [ActivateItem, CloseActiveItem, CloseAllItems]);
106
107const MAX_NAVIGATION_HISTORY_LEN: usize = 1024;
108
109pub fn init(cx: &mut AppContext) {
110 // todo!()
111 // cx.add_action(Pane::toggle_zoom);
112 // cx.add_action(|pane: &mut Pane, action: &ActivateItem, cx| {
113 // pane.activate_item(action.0, true, true, cx);
114 // });
115 // cx.add_action(|pane: &mut Pane, _: &ActivateLastItem, cx| {
116 // pane.activate_item(pane.items.len() - 1, true, true, cx);
117 // });
118 // cx.add_action(|pane: &mut Pane, _: &ActivatePrevItem, cx| {
119 // pane.activate_prev_item(true, cx);
120 // });
121 // cx.add_action(|pane: &mut Pane, _: &ActivateNextItem, cx| {
122 // pane.activate_next_item(true, cx);
123 // });
124 // cx.add_async_action(Pane::close_active_item);
125 // cx.add_async_action(Pane::close_inactive_items);
126 // cx.add_async_action(Pane::close_clean_items);
127 // cx.add_async_action(Pane::close_items_to_the_left);
128 // cx.add_async_action(Pane::close_items_to_the_right);
129 // cx.add_async_action(Pane::close_all_items);
130 // cx.add_action(|pane: &mut Pane, _: &SplitLeft, cx| pane.split(SplitDirection::Left, cx));
131 // cx.add_action(|pane: &mut Pane, _: &SplitUp, cx| pane.split(SplitDirection::Up, cx));
132 // cx.add_action(|pane: &mut Pane, _: &SplitRight, cx| pane.split(SplitDirection::Right, cx));
133 // cx.add_action(|pane: &mut Pane, _: &SplitDown, cx| pane.split(SplitDirection::Down, cx));
134}
135
136pub enum Event {
137 AddItem { item: Box<dyn ItemHandle> },
138 ActivateItem { local: bool },
139 Remove,
140 RemoveItem { item_id: EntityId },
141 Split(SplitDirection),
142 ChangeItemTitle,
143 Focus,
144 ZoomIn,
145 ZoomOut,
146}
147
148impl fmt::Debug for Event {
149 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
150 match self {
151 Event::AddItem { item } => f.debug_struct("AddItem").field("item", &item.id()).finish(),
152 Event::ActivateItem { local } => f
153 .debug_struct("ActivateItem")
154 .field("local", local)
155 .finish(),
156 Event::Remove => f.write_str("Remove"),
157 Event::RemoveItem { item_id } => f
158 .debug_struct("RemoveItem")
159 .field("item_id", item_id)
160 .finish(),
161 Event::Split(direction) => f
162 .debug_struct("Split")
163 .field("direction", direction)
164 .finish(),
165 Event::ChangeItemTitle => f.write_str("ChangeItemTitle"),
166 Event::Focus => f.write_str("Focus"),
167 Event::ZoomIn => f.write_str("ZoomIn"),
168 Event::ZoomOut => f.write_str("ZoomOut"),
169 }
170 }
171}
172
173pub struct Pane {
174 focus_handle: FocusHandle,
175 items: Vec<Box<dyn ItemHandle>>,
176 activation_history: Vec<EntityId>,
177 zoomed: bool,
178 active_item_index: usize,
179 // last_focused_view_by_item: HashMap<usize, AnyWeakViewHandle>,
180 autoscroll: bool,
181 nav_history: NavHistory,
182 toolbar: View<Toolbar>,
183 // tab_bar_context_menu: TabBarContextMenu,
184 // tab_context_menu: ViewHandle<ContextMenu>,
185 workspace: WeakView<Workspace>,
186 project: Model<Project>,
187 // can_drop: Rc<dyn Fn(&DragAndDrop<Workspace>, &WindowContext) -> bool>,
188 // can_split: bool,
189 // render_tab_bar_buttons: Rc<dyn Fn(&mut Pane, &mut ViewContext<Pane>) -> AnyElement<Pane>>,
190}
191
192pub struct ItemNavHistory {
193 history: NavHistory,
194 item: Arc<dyn WeakItemHandle>,
195}
196
197#[derive(Clone)]
198pub struct NavHistory(Arc<Mutex<NavHistoryState>>);
199
200struct NavHistoryState {
201 mode: NavigationMode,
202 backward_stack: VecDeque<NavigationEntry>,
203 forward_stack: VecDeque<NavigationEntry>,
204 closed_stack: VecDeque<NavigationEntry>,
205 paths_by_item: HashMap<EntityId, (ProjectPath, Option<PathBuf>)>,
206 pane: WeakView<Pane>,
207 next_timestamp: Arc<AtomicUsize>,
208}
209
210#[derive(Copy, Clone)]
211pub enum NavigationMode {
212 Normal,
213 GoingBack,
214 GoingForward,
215 ClosingItem,
216 ReopeningClosedItem,
217 Disabled,
218}
219
220impl Default for NavigationMode {
221 fn default() -> Self {
222 Self::Normal
223 }
224}
225
226pub struct NavigationEntry {
227 pub item: Arc<dyn WeakItemHandle>,
228 pub data: Option<Box<dyn Any + Send>>,
229 pub timestamp: usize,
230}
231
232// pub struct DraggedItem {
233// pub handle: Box<dyn ItemHandle>,
234// pub pane: WeakView<Pane>,
235// }
236
237// pub enum ReorderBehavior {
238// None,
239// MoveAfterActive,
240// MoveToIndex(usize),
241// }
242
243// #[derive(Debug, Clone, Copy, PartialEq, Eq)]
244// enum TabBarContextMenuKind {
245// New,
246// Split,
247// }
248
249// struct TabBarContextMenu {
250// kind: TabBarContextMenuKind,
251// handle: ViewHandle<ContextMenu>,
252// }
253
254// impl TabBarContextMenu {
255// fn handle_if_kind(&self, kind: TabBarContextMenuKind) -> Option<ViewHandle<ContextMenu>> {
256// if self.kind == kind {
257// return Some(self.handle.clone());
258// }
259// None
260// }
261// }
262
263// #[allow(clippy::too_many_arguments)]
264// fn nav_button<A: Action, F: 'static + Fn(&mut Pane, &mut ViewContext<Pane>)>(
265// svg_path: &'static str,
266// style: theme2::Interactive<theme2::IconButton>,
267// nav_button_height: f32,
268// tooltip_style: TooltipStyle,
269// enabled: bool,
270// on_click: F,
271// tooltip_action: A,
272// action_name: &str,
273// cx: &mut ViewContext<Pane>,
274// ) -> AnyElement<Pane> {
275// MouseEventHandler::new::<A, _>(0, cx, |state, _| {
276// let style = if enabled {
277// style.style_for(state)
278// } else {
279// style.disabled_style()
280// };
281// Svg::new(svg_path)
282// .with_color(style.color)
283// .constrained()
284// .with_width(style.icon_width)
285// .aligned()
286// .contained()
287// .with_style(style.container)
288// .constrained()
289// .with_width(style.button_width)
290// .with_height(nav_button_height)
291// .aligned()
292// .top()
293// })
294// .with_cursor_style(if enabled {
295// CursorStyle::PointingHand
296// } else {
297// CursorStyle::default()
298// })
299// .on_click(MouseButton::Left, move |_, toolbar, cx| {
300// on_click(toolbar, cx)
301// })
302// .with_tooltip::<A>(
303// 0,
304// action_name.to_string(),
305// Some(Box::new(tooltip_action)),
306// tooltip_style,
307// cx,
308// )
309// .contained()
310// .into_any_named("nav button")
311// }
312
313impl EventEmitter for Pane {
314 type Event = Event;
315}
316
317impl Pane {
318 pub fn new(
319 workspace: WeakView<Workspace>,
320 project: Model<Project>,
321 next_timestamp: Arc<AtomicUsize>,
322 cx: &mut ViewContext<Self>,
323 ) -> Self {
324 // todo!("context menu")
325 // let pane_view_id = cx.view_id();
326 // let context_menu = cx.add_view(|cx| ContextMenu::new(pane_view_id, cx));
327 // context_menu.update(cx, |menu, _| {
328 // menu.set_position_mode(OverlayPositionMode::Local)
329 // });
330
331 let handle = cx.view().downgrade();
332 Self {
333 focus_handle: cx.focus_handle(),
334 items: Vec::new(),
335 activation_history: Vec::new(),
336 zoomed: false,
337 active_item_index: 0,
338 // last_focused_view_by_item: Default::default(),
339 autoscroll: false,
340 nav_history: NavHistory(Arc::new(Mutex::new(NavHistoryState {
341 mode: NavigationMode::Normal,
342 backward_stack: Default::default(),
343 forward_stack: Default::default(),
344 closed_stack: Default::default(),
345 paths_by_item: Default::default(),
346 pane: handle.clone(),
347 next_timestamp,
348 }))),
349 toolbar: cx.build_view(|_| Toolbar::new()),
350 // tab_bar_context_menu: TabBarContextMenu {
351 // kind: TabBarContextMenuKind::New,
352 // handle: context_menu,
353 // },
354 // tab_context_menu: cx.add_view(|cx| ContextMenu::new(pane_view_id, cx)),
355 workspace,
356 project,
357 // can_drop: Rc::new(|_, _| true),
358 // can_split: true,
359 // render_tab_bar_buttons: Rc::new(move |pane, cx| {
360 // Flex::row()
361 // // New menu
362 // .with_child(Self::render_tab_bar_button(
363 // 0,
364 // "icons/plus.svg",
365 // false,
366 // Some(("New...".into(), None)),
367 // cx,
368 // |pane, cx| pane.deploy_new_menu(cx),
369 // |pane, cx| {
370 // pane.tab_bar_context_menu
371 // .handle
372 // .update(cx, |menu, _| menu.delay_cancel())
373 // },
374 // pane.tab_bar_context_menu
375 // .handle_if_kind(TabBarContextMenuKind::New),
376 // ))
377 // .with_child(Self::render_tab_bar_button(
378 // 1,
379 // "icons/split.svg",
380 // false,
381 // Some(("Split Pane".into(), None)),
382 // cx,
383 // |pane, cx| pane.deploy_split_menu(cx),
384 // |pane, cx| {
385 // pane.tab_bar_context_menu
386 // .handle
387 // .update(cx, |menu, _| menu.delay_cancel())
388 // },
389 // pane.tab_bar_context_menu
390 // .handle_if_kind(TabBarContextMenuKind::Split),
391 // ))
392 // .with_child({
393 // let icon_path;
394 // let tooltip_label;
395 // if pane.is_zoomed() {
396 // icon_path = "icons/minimize.svg";
397 // tooltip_label = "Zoom In";
398 // } else {
399 // icon_path = "icons/maximize.svg";
400 // tooltip_label = "Zoom In";
401 // }
402
403 // Pane::render_tab_bar_button(
404 // 2,
405 // icon_path,
406 // pane.is_zoomed(),
407 // Some((tooltip_label, Some(Box::new(ToggleZoom)))),
408 // cx,
409 // move |pane, cx| pane.toggle_zoom(&Default::default(), cx),
410 // move |_, _| {},
411 // None,
412 // )
413 // })
414 // .into_any()
415 // }),
416 }
417 }
418
419 pub(crate) fn workspace(&self) -> &WeakView<Workspace> {
420 &self.workspace
421 }
422
423 pub fn has_focus(&self, cx: &WindowContext) -> bool {
424 self.focus_handle.contains_focused(cx)
425 }
426
427 pub fn active_item_index(&self) -> usize {
428 self.active_item_index
429 }
430
431 // pub fn on_can_drop<F>(&mut self, can_drop: F)
432 // where
433 // F: 'static + Fn(&DragAndDrop<Workspace>, &WindowContext) -> bool,
434 // {
435 // self.can_drop = Rc::new(can_drop);
436 // }
437
438 // pub fn set_can_split(&mut self, can_split: bool, cx: &mut ViewContext<Self>) {
439 // self.can_split = can_split;
440 // cx.notify();
441 // }
442
443 // pub fn set_can_navigate(&mut self, can_navigate: bool, cx: &mut ViewContext<Self>) {
444 // self.toolbar.update(cx, |toolbar, cx| {
445 // toolbar.set_can_navigate(can_navigate, cx);
446 // });
447 // cx.notify();
448 // }
449
450 // pub fn set_render_tab_bar_buttons<F>(&mut self, cx: &mut ViewContext<Self>, render: F)
451 // where
452 // F: 'static + Fn(&mut Pane, &mut ViewContext<Pane>) -> AnyElement<Pane>,
453 // {
454 // self.render_tab_bar_buttons = Rc::new(render);
455 // cx.notify();
456 // }
457
458 pub fn nav_history_for_item<T: Item>(&self, item: &View<T>) -> ItemNavHistory {
459 ItemNavHistory {
460 history: self.nav_history.clone(),
461 item: Arc::new(item.downgrade()),
462 }
463 }
464
465 pub fn nav_history(&self) -> &NavHistory {
466 &self.nav_history
467 }
468
469 pub fn nav_history_mut(&mut self) -> &mut NavHistory {
470 &mut self.nav_history
471 }
472
473 pub fn disable_history(&mut self) {
474 self.nav_history.disable();
475 }
476
477 pub fn enable_history(&mut self) {
478 self.nav_history.enable();
479 }
480
481 pub fn can_navigate_backward(&self) -> bool {
482 !self.nav_history.0.lock().backward_stack.is_empty()
483 }
484
485 pub fn can_navigate_forward(&self) -> bool {
486 !self.nav_history.0.lock().forward_stack.is_empty()
487 }
488
489 fn history_updated(&mut self, cx: &mut ViewContext<Self>) {
490 self.toolbar.update(cx, |_, cx| cx.notify());
491 }
492
493 pub(crate) fn open_item(
494 &mut self,
495 project_entry_id: ProjectEntryId,
496 focus_item: bool,
497 cx: &mut ViewContext<Self>,
498 build_item: impl FnOnce(&mut ViewContext<Pane>) -> Box<dyn ItemHandle>,
499 ) -> Box<dyn ItemHandle> {
500 let mut existing_item = None;
501 for (index, item) in self.items.iter().enumerate() {
502 if item.is_singleton(cx) && item.project_entry_ids(cx).as_slice() == [project_entry_id]
503 {
504 let item = item.boxed_clone();
505 existing_item = Some((index, item));
506 break;
507 }
508 }
509
510 if let Some((index, existing_item)) = existing_item {
511 self.activate_item(index, focus_item, focus_item, cx);
512 existing_item
513 } else {
514 let new_item = build_item(cx);
515 self.add_item(new_item.clone(), true, focus_item, None, cx);
516 new_item
517 }
518 }
519
520 pub fn add_item(
521 &mut self,
522 item: Box<dyn ItemHandle>,
523 activate_pane: bool,
524 focus_item: bool,
525 destination_index: Option<usize>,
526 cx: &mut ViewContext<Self>,
527 ) {
528 if item.is_singleton(cx) {
529 if let Some(&entry_id) = item.project_entry_ids(cx).get(0) {
530 let project = self.project.read(cx);
531 if let Some(project_path) = project.path_for_entry(entry_id, cx) {
532 let abs_path = project.absolute_path(&project_path, cx);
533 self.nav_history
534 .0
535 .lock()
536 .paths_by_item
537 .insert(item.id(), (project_path, abs_path));
538 }
539 }
540 }
541 // If no destination index is specified, add or move the item after the active item.
542 let mut insertion_index = {
543 cmp::min(
544 if let Some(destination_index) = destination_index {
545 destination_index
546 } else {
547 self.active_item_index + 1
548 },
549 self.items.len(),
550 )
551 };
552
553 // Does the item already exist?
554 let project_entry_id = if item.is_singleton(cx) {
555 item.project_entry_ids(cx).get(0).copied()
556 } else {
557 None
558 };
559
560 let existing_item_index = self.items.iter().position(|existing_item| {
561 if existing_item.id() == item.id() {
562 true
563 } else if existing_item.is_singleton(cx) {
564 existing_item
565 .project_entry_ids(cx)
566 .get(0)
567 .map_or(false, |existing_entry_id| {
568 Some(existing_entry_id) == project_entry_id.as_ref()
569 })
570 } else {
571 false
572 }
573 });
574
575 if let Some(existing_item_index) = existing_item_index {
576 // If the item already exists, move it to the desired destination and activate it
577
578 if existing_item_index != insertion_index {
579 let existing_item_is_active = existing_item_index == self.active_item_index;
580
581 // If the caller didn't specify a destination and the added item is already
582 // the active one, don't move it
583 if existing_item_is_active && destination_index.is_none() {
584 insertion_index = existing_item_index;
585 } else {
586 self.items.remove(existing_item_index);
587 if existing_item_index < self.active_item_index {
588 self.active_item_index -= 1;
589 }
590 insertion_index = insertion_index.min(self.items.len());
591
592 self.items.insert(insertion_index, item.clone());
593
594 if existing_item_is_active {
595 self.active_item_index = insertion_index;
596 } else if insertion_index <= self.active_item_index {
597 self.active_item_index += 1;
598 }
599 }
600
601 cx.notify();
602 }
603
604 self.activate_item(insertion_index, activate_pane, focus_item, cx);
605 } else {
606 self.items.insert(insertion_index, item.clone());
607 if insertion_index <= self.active_item_index {
608 self.active_item_index += 1;
609 }
610
611 self.activate_item(insertion_index, activate_pane, focus_item, cx);
612 cx.notify();
613 }
614
615 cx.emit(Event::AddItem { item });
616 }
617
618 pub fn items_len(&self) -> usize {
619 self.items.len()
620 }
621
622 pub fn items(&self) -> impl Iterator<Item = &Box<dyn ItemHandle>> + DoubleEndedIterator {
623 self.items.iter()
624 }
625
626 // pub fn items_of_type<T: View>(&self) -> impl '_ + Iterator<Item = ViewHandle<T>> {
627 // self.items
628 // .iter()
629 // .filter_map(|item| item.as_any().clone().downcast())
630 // }
631
632 pub fn active_item(&self) -> Option<Box<dyn ItemHandle>> {
633 self.items.get(self.active_item_index).cloned()
634 }
635
636 // pub fn pixel_position_of_cursor(&self, cx: &AppContext) -> Option<Vector2F> {
637 // self.items
638 // .get(self.active_item_index)?
639 // .pixel_position_of_cursor(cx)
640 // }
641
642 pub fn item_for_entry(
643 &self,
644 entry_id: ProjectEntryId,
645 cx: &AppContext,
646 ) -> Option<Box<dyn ItemHandle>> {
647 self.items.iter().find_map(|item| {
648 if item.is_singleton(cx) && item.project_entry_ids(cx).as_slice() == [entry_id] {
649 Some(item.boxed_clone())
650 } else {
651 None
652 }
653 })
654 }
655
656 pub fn index_for_item(&self, item: &dyn ItemHandle) -> Option<usize> {
657 self.items.iter().position(|i| i.id() == item.id())
658 }
659
660 // pub fn toggle_zoom(&mut self, _: &ToggleZoom, cx: &mut ViewContext<Self>) {
661 // // Potentially warn the user of the new keybinding
662 // let workspace_handle = self.workspace().clone();
663 // cx.spawn(|_, mut cx| async move { notify_of_new_dock(&workspace_handle, &mut cx) })
664 // .detach();
665
666 // if self.zoomed {
667 // cx.emit(Event::ZoomOut);
668 // } else if !self.items.is_empty() {
669 // if !self.has_focus {
670 // cx.focus_self();
671 // }
672 // cx.emit(Event::ZoomIn);
673 // }
674 // }
675
676 pub fn activate_item(
677 &mut self,
678 index: usize,
679 activate_pane: bool,
680 focus_item: bool,
681 cx: &mut ViewContext<Self>,
682 ) {
683 use NavigationMode::{GoingBack, GoingForward};
684
685 if index < self.items.len() {
686 let prev_active_item_ix = mem::replace(&mut self.active_item_index, index);
687 if prev_active_item_ix != self.active_item_index
688 || matches!(self.nav_history.mode(), GoingBack | GoingForward)
689 {
690 if let Some(prev_item) = self.items.get(prev_active_item_ix) {
691 prev_item.deactivated(cx);
692 }
693
694 cx.emit(Event::ActivateItem {
695 local: activate_pane,
696 });
697 }
698
699 if let Some(newly_active_item) = self.items.get(index) {
700 self.activation_history
701 .retain(|&previously_active_item_id| {
702 previously_active_item_id != newly_active_item.id()
703 });
704 self.activation_history.push(newly_active_item.id());
705 }
706
707 self.update_toolbar(cx);
708
709 if focus_item {
710 self.focus_active_item(cx);
711 }
712
713 self.autoscroll = true;
714 cx.notify();
715 }
716 }
717
718 // pub fn activate_prev_item(&mut self, activate_pane: bool, cx: &mut ViewContext<Self>) {
719 // let mut index = self.active_item_index;
720 // if index > 0 {
721 // index -= 1;
722 // } else if !self.items.is_empty() {
723 // index = self.items.len() - 1;
724 // }
725 // self.activate_item(index, activate_pane, activate_pane, cx);
726 // }
727
728 // pub fn activate_next_item(&mut self, activate_pane: bool, cx: &mut ViewContext<Self>) {
729 // let mut index = self.active_item_index;
730 // if index + 1 < self.items.len() {
731 // index += 1;
732 // } else {
733 // index = 0;
734 // }
735 // self.activate_item(index, activate_pane, activate_pane, cx);
736 // }
737
738 // pub fn close_active_item(
739 // &mut self,
740 // action: &CloseActiveItem,
741 // cx: &mut ViewContext<Self>,
742 // ) -> Option<Task<Result<()>>> {
743 // if self.items.is_empty() {
744 // return None;
745 // }
746 // let active_item_id = self.items[self.active_item_index].id();
747 // Some(self.close_item_by_id(
748 // active_item_id,
749 // action.save_intent.unwrap_or(SaveIntent::Close),
750 // cx,
751 // ))
752 // }
753
754 pub fn close_item_by_id(
755 &mut self,
756 item_id_to_close: EntityId,
757 save_intent: SaveIntent,
758 cx: &mut ViewContext<Self>,
759 ) -> Task<Result<()>> {
760 self.close_items(cx, save_intent, move |view_id| view_id == item_id_to_close)
761 }
762
763 // pub fn close_inactive_items(
764 // &mut self,
765 // _: &CloseInactiveItems,
766 // cx: &mut ViewContext<Self>,
767 // ) -> Option<Task<Result<()>>> {
768 // if self.items.is_empty() {
769 // return None;
770 // }
771
772 // let active_item_id = self.items[self.active_item_index].id();
773 // Some(self.close_items(cx, SaveIntent::Close, move |item_id| {
774 // item_id != active_item_id
775 // }))
776 // }
777
778 // pub fn close_clean_items(
779 // &mut self,
780 // _: &CloseCleanItems,
781 // cx: &mut ViewContext<Self>,
782 // ) -> Option<Task<Result<()>>> {
783 // let item_ids: Vec<_> = self
784 // .items()
785 // .filter(|item| !item.is_dirty(cx))
786 // .map(|item| item.id())
787 // .collect();
788 // Some(self.close_items(cx, SaveIntent::Close, move |item_id| {
789 // item_ids.contains(&item_id)
790 // }))
791 // }
792
793 // pub fn close_items_to_the_left(
794 // &mut self,
795 // _: &CloseItemsToTheLeft,
796 // cx: &mut ViewContext<Self>,
797 // ) -> Option<Task<Result<()>>> {
798 // if self.items.is_empty() {
799 // return None;
800 // }
801 // let active_item_id = self.items[self.active_item_index].id();
802 // Some(self.close_items_to_the_left_by_id(active_item_id, cx))
803 // }
804
805 // pub fn close_items_to_the_left_by_id(
806 // &mut self,
807 // item_id: usize,
808 // cx: &mut ViewContext<Self>,
809 // ) -> Task<Result<()>> {
810 // let item_ids: Vec<_> = self
811 // .items()
812 // .take_while(|item| item.id() != item_id)
813 // .map(|item| item.id())
814 // .collect();
815 // self.close_items(cx, SaveIntent::Close, move |item_id| {
816 // item_ids.contains(&item_id)
817 // })
818 // }
819
820 // pub fn close_items_to_the_right(
821 // &mut self,
822 // _: &CloseItemsToTheRight,
823 // cx: &mut ViewContext<Self>,
824 // ) -> Option<Task<Result<()>>> {
825 // if self.items.is_empty() {
826 // return None;
827 // }
828 // let active_item_id = self.items[self.active_item_index].id();
829 // Some(self.close_items_to_the_right_by_id(active_item_id, cx))
830 // }
831
832 // pub fn close_items_to_the_right_by_id(
833 // &mut self,
834 // item_id: usize,
835 // cx: &mut ViewContext<Self>,
836 // ) -> Task<Result<()>> {
837 // let item_ids: Vec<_> = self
838 // .items()
839 // .rev()
840 // .take_while(|item| item.id() != item_id)
841 // .map(|item| item.id())
842 // .collect();
843 // self.close_items(cx, SaveIntent::Close, move |item_id| {
844 // item_ids.contains(&item_id)
845 // })
846 // }
847
848 // pub fn close_all_items(
849 // &mut self,
850 // action: &CloseAllItems,
851 // cx: &mut ViewContext<Self>,
852 // ) -> Option<Task<Result<()>>> {
853 // if self.items.is_empty() {
854 // return None;
855 // }
856
857 // Some(
858 // self.close_items(cx, action.save_intent.unwrap_or(SaveIntent::Close), |_| {
859 // true
860 // }),
861 // )
862 // }
863
864 pub(super) fn file_names_for_prompt(
865 items: &mut dyn Iterator<Item = &Box<dyn ItemHandle>>,
866 all_dirty_items: usize,
867 cx: &AppContext,
868 ) -> String {
869 /// Quantity of item paths displayed in prompt prior to cutoff..
870 const FILE_NAMES_CUTOFF_POINT: usize = 10;
871 let mut file_names: Vec<_> = items
872 .filter_map(|item| {
873 item.project_path(cx).and_then(|project_path| {
874 project_path
875 .path
876 .file_name()
877 .and_then(|name| name.to_str().map(ToOwned::to_owned))
878 })
879 })
880 .take(FILE_NAMES_CUTOFF_POINT)
881 .collect();
882 let should_display_followup_text =
883 all_dirty_items > FILE_NAMES_CUTOFF_POINT || file_names.len() != all_dirty_items;
884 if should_display_followup_text {
885 let not_shown_files = all_dirty_items - file_names.len();
886 if not_shown_files == 1 {
887 file_names.push(".. 1 file not shown".into());
888 } else {
889 file_names.push(format!(".. {} files not shown", not_shown_files).into());
890 }
891 }
892 let file_names = file_names.join("\n");
893 format!(
894 "Do you want to save changes to the following {} files?\n{file_names}",
895 all_dirty_items
896 )
897 }
898
899 pub fn close_items(
900 &mut self,
901 cx: &mut ViewContext<Pane>,
902 mut save_intent: SaveIntent,
903 should_close: impl 'static + Fn(EntityId) -> bool,
904 ) -> Task<Result<()>> {
905 // Find the items to close.
906 let mut items_to_close = Vec::new();
907 let mut dirty_items = Vec::new();
908 for item in &self.items {
909 if should_close(item.id()) {
910 items_to_close.push(item.boxed_clone());
911 if item.is_dirty(cx) {
912 dirty_items.push(item.boxed_clone());
913 }
914 }
915 }
916
917 // If a buffer is open both in a singleton editor and in a multibuffer, make sure
918 // to focus the singleton buffer when prompting to save that buffer, as opposed
919 // to focusing the multibuffer, because this gives the user a more clear idea
920 // of what content they would be saving.
921 items_to_close.sort_by_key(|item| !item.is_singleton(cx));
922
923 let workspace = self.workspace.clone();
924 cx.spawn(|pane, mut cx| async move {
925 if save_intent == SaveIntent::Close && dirty_items.len() > 1 {
926 let answer = pane.update(&mut cx, |_, cx| {
927 let prompt =
928 Self::file_names_for_prompt(&mut dirty_items.iter(), dirty_items.len(), cx);
929 cx.prompt(
930 PromptLevel::Warning,
931 &prompt,
932 &["Save all", "Discard all", "Cancel"],
933 )
934 })?;
935 match answer.await {
936 Ok(0) => save_intent = SaveIntent::SaveAll,
937 Ok(1) => save_intent = SaveIntent::Skip,
938 _ => {}
939 }
940 }
941 let mut saved_project_items_ids = HashSet::default();
942 for item in items_to_close.clone() {
943 // Find the item's current index and its set of project item models. Avoid
944 // storing these in advance, in case they have changed since this task
945 // was started.
946 let (item_ix, mut project_item_ids) = pane.update(&mut cx, |pane, cx| {
947 (pane.index_for_item(&*item), item.project_item_model_ids(cx))
948 })?;
949 let item_ix = if let Some(ix) = item_ix {
950 ix
951 } else {
952 continue;
953 };
954
955 // Check if this view has any project items that are not open anywhere else
956 // in the workspace, AND that the user has not already been prompted to save.
957 // If there are any such project entries, prompt the user to save this item.
958 let project = workspace.update(&mut cx, |workspace, cx| {
959 for item in workspace.items(cx) {
960 if !items_to_close
961 .iter()
962 .any(|item_to_close| item_to_close.id() == item.id())
963 {
964 let other_project_item_ids = item.project_item_model_ids(cx);
965 project_item_ids.retain(|id| !other_project_item_ids.contains(id));
966 }
967 }
968 workspace.project().clone()
969 })?;
970 let should_save = project_item_ids
971 .iter()
972 .any(|id| saved_project_items_ids.insert(*id));
973
974 if should_save
975 && !Self::save_item(
976 project.clone(),
977 &pane,
978 item_ix,
979 &*item,
980 save_intent,
981 &mut cx,
982 )
983 .await?
984 {
985 break;
986 }
987
988 // Remove the item from the pane.
989 pane.update(&mut cx, |pane, cx| {
990 if let Some(item_ix) = pane.items.iter().position(|i| i.id() == item.id()) {
991 pane.remove_item(item_ix, false, cx);
992 }
993 })?;
994 }
995
996 pane.update(&mut cx, |_, cx| cx.notify())?;
997 Ok(())
998 })
999 }
1000
1001 pub fn remove_item(
1002 &mut self,
1003 item_index: usize,
1004 activate_pane: bool,
1005 cx: &mut ViewContext<Self>,
1006 ) {
1007 self.activation_history
1008 .retain(|&history_entry| history_entry != self.items[item_index].id());
1009
1010 if item_index == self.active_item_index {
1011 let index_to_activate = self
1012 .activation_history
1013 .pop()
1014 .and_then(|last_activated_item| {
1015 self.items.iter().enumerate().find_map(|(index, item)| {
1016 (item.id() == last_activated_item).then_some(index)
1017 })
1018 })
1019 // We didn't have a valid activation history entry, so fallback
1020 // to activating the item to the left
1021 .unwrap_or_else(|| item_index.min(self.items.len()).saturating_sub(1));
1022
1023 let should_activate = activate_pane || self.has_focus(cx);
1024 self.activate_item(index_to_activate, should_activate, should_activate, cx);
1025 }
1026
1027 let item = self.items.remove(item_index);
1028
1029 cx.emit(Event::RemoveItem { item_id: item.id() });
1030 if self.items.is_empty() {
1031 item.deactivated(cx);
1032 self.update_toolbar(cx);
1033 cx.emit(Event::Remove);
1034 }
1035
1036 if item_index < self.active_item_index {
1037 self.active_item_index -= 1;
1038 }
1039
1040 self.nav_history.set_mode(NavigationMode::ClosingItem);
1041 item.deactivated(cx);
1042 self.nav_history.set_mode(NavigationMode::Normal);
1043
1044 if let Some(path) = item.project_path(cx) {
1045 let abs_path = self
1046 .nav_history
1047 .0
1048 .lock()
1049 .paths_by_item
1050 .get(&item.id())
1051 .and_then(|(_, abs_path)| abs_path.clone());
1052
1053 self.nav_history
1054 .0
1055 .lock()
1056 .paths_by_item
1057 .insert(item.id(), (path, abs_path));
1058 } else {
1059 self.nav_history.0.lock().paths_by_item.remove(&item.id());
1060 }
1061
1062 if self.items.is_empty() && self.zoomed {
1063 cx.emit(Event::ZoomOut);
1064 }
1065
1066 cx.notify();
1067 }
1068
1069 pub async fn save_item(
1070 project: Model<Project>,
1071 pane: &WeakView<Pane>,
1072 item_ix: usize,
1073 item: &dyn ItemHandle,
1074 save_intent: SaveIntent,
1075 cx: &mut AsyncWindowContext,
1076 ) -> Result<bool> {
1077 const CONFLICT_MESSAGE: &str =
1078 "This file has changed on disk since you started editing it. Do you want to overwrite it?";
1079
1080 if save_intent == SaveIntent::Skip {
1081 return Ok(true);
1082 }
1083
1084 let (mut has_conflict, mut is_dirty, mut can_save, can_save_as) = cx.update(|_, cx| {
1085 (
1086 item.has_conflict(cx),
1087 item.is_dirty(cx),
1088 item.can_save(cx),
1089 item.is_singleton(cx),
1090 )
1091 })?;
1092
1093 // when saving a single buffer, we ignore whether or not it's dirty.
1094 if save_intent == SaveIntent::Save {
1095 is_dirty = true;
1096 }
1097
1098 if save_intent == SaveIntent::SaveAs {
1099 is_dirty = true;
1100 has_conflict = false;
1101 can_save = false;
1102 }
1103
1104 if save_intent == SaveIntent::Overwrite {
1105 has_conflict = false;
1106 }
1107
1108 if has_conflict && can_save {
1109 let answer = pane.update(cx, |pane, cx| {
1110 pane.activate_item(item_ix, true, true, cx);
1111 cx.prompt(
1112 PromptLevel::Warning,
1113 CONFLICT_MESSAGE,
1114 &["Overwrite", "Discard", "Cancel"],
1115 )
1116 })?;
1117 match answer.await {
1118 Ok(0) => pane.update(cx, |_, cx| item.save(project, cx))?.await?,
1119 Ok(1) => pane.update(cx, |_, cx| item.reload(project, cx))?.await?,
1120 _ => return Ok(false),
1121 }
1122 } else if is_dirty && (can_save || can_save_as) {
1123 if save_intent == SaveIntent::Close {
1124 let will_autosave = cx.update(|_, cx| {
1125 matches!(
1126 WorkspaceSettings::get_global(cx).autosave,
1127 AutosaveSetting::OnFocusChange | AutosaveSetting::OnWindowChange
1128 ) && Self::can_autosave_item(&*item, cx)
1129 })?;
1130 if !will_autosave {
1131 let answer = pane.update(cx, |pane, cx| {
1132 pane.activate_item(item_ix, true, true, cx);
1133 let prompt = dirty_message_for(item.project_path(cx));
1134 cx.prompt(
1135 PromptLevel::Warning,
1136 &prompt,
1137 &["Save", "Don't Save", "Cancel"],
1138 )
1139 })?;
1140 match answer.await {
1141 Ok(0) => {}
1142 Ok(1) => return Ok(true), // Don't save this file
1143 _ => return Ok(false), // Cancel
1144 }
1145 }
1146 }
1147
1148 if can_save {
1149 pane.update(cx, |_, cx| item.save(project, cx))?.await?;
1150 } else if can_save_as {
1151 let start_abs_path = project
1152 .update(cx, |project, cx| {
1153 let worktree = project.visible_worktrees(cx).next()?;
1154 Some(worktree.read(cx).as_local()?.abs_path().to_path_buf())
1155 })?
1156 .unwrap_or_else(|| Path::new("").into());
1157
1158 let abs_path = cx.update(|_, cx| cx.prompt_for_new_path(&start_abs_path))?;
1159 if let Some(abs_path) = abs_path.await.ok().flatten() {
1160 pane.update(cx, |_, cx| item.save_as(project, abs_path, cx))?
1161 .await?;
1162 } else {
1163 return Ok(false);
1164 }
1165 }
1166 }
1167 Ok(true)
1168 }
1169
1170 fn can_autosave_item(item: &dyn ItemHandle, cx: &AppContext) -> bool {
1171 let is_deleted = item.project_entry_ids(cx).is_empty();
1172 item.is_dirty(cx) && !item.has_conflict(cx) && item.can_save(cx) && !is_deleted
1173 }
1174
1175 pub fn autosave_item(
1176 item: &dyn ItemHandle,
1177 project: Model<Project>,
1178 cx: &mut WindowContext,
1179 ) -> Task<Result<()>> {
1180 if Self::can_autosave_item(item, cx) {
1181 item.save(project, cx)
1182 } else {
1183 Task::ready(Ok(()))
1184 }
1185 }
1186
1187 pub fn focus(&mut self, cx: &mut ViewContext<Pane>) {
1188 cx.focus(&self.focus_handle);
1189 }
1190
1191 pub fn focus_active_item(&mut self, cx: &mut ViewContext<Self>) {
1192 if let Some(active_item) = self.active_item() {
1193 let focus_handle = active_item.focus_handle(cx);
1194 cx.focus(&focus_handle);
1195 }
1196 }
1197
1198 // pub fn split(&mut self, direction: SplitDirection, cx: &mut ViewContext<Self>) {
1199 // cx.emit(Event::Split(direction));
1200 // }
1201
1202 // fn deploy_split_menu(&mut self, cx: &mut ViewContext<Self>) {
1203 // self.tab_bar_context_menu.handle.update(cx, |menu, cx| {
1204 // menu.toggle(
1205 // Default::default(),
1206 // AnchorCorner::TopRight,
1207 // vec![
1208 // ContextMenuItem::action("Split Right", SplitRight),
1209 // ContextMenuItem::action("Split Left", SplitLeft),
1210 // ContextMenuItem::action("Split Up", SplitUp),
1211 // ContextMenuItem::action("Split Down", SplitDown),
1212 // ],
1213 // cx,
1214 // );
1215 // });
1216
1217 // self.tab_bar_context_menu.kind = TabBarContextMenuKind::Split;
1218 // }
1219
1220 // fn deploy_new_menu(&mut self, cx: &mut ViewContext<Self>) {
1221 // self.tab_bar_context_menu.handle.update(cx, |menu, cx| {
1222 // menu.toggle(
1223 // Default::default(),
1224 // AnchorCorner::TopRight,
1225 // vec![
1226 // ContextMenuItem::action("New File", NewFile),
1227 // ContextMenuItem::action("New Terminal", NewCenterTerminal),
1228 // ContextMenuItem::action("New Search", NewSearch),
1229 // ],
1230 // cx,
1231 // );
1232 // });
1233
1234 // self.tab_bar_context_menu.kind = TabBarContextMenuKind::New;
1235 // }
1236
1237 // fn deploy_tab_context_menu(
1238 // &mut self,
1239 // position: Vector2F,
1240 // target_item_id: usize,
1241 // cx: &mut ViewContext<Self>,
1242 // ) {
1243 // let active_item_id = self.items[self.active_item_index].id();
1244 // let is_active_item = target_item_id == active_item_id;
1245 // let target_pane = cx.weak_handle();
1246
1247 // // The `CloseInactiveItems` action should really be called "CloseOthers" and the behaviour should be dynamically based on the tab the action is ran on. Currently, this is a weird action because you can run it on a non-active tab and it will close everything by the actual active tab
1248
1249 // self.tab_context_menu.update(cx, |menu, cx| {
1250 // menu.show(
1251 // position,
1252 // AnchorCorner::TopLeft,
1253 // if is_active_item {
1254 // vec![
1255 // ContextMenuItem::action(
1256 // "Close Active Item",
1257 // CloseActiveItem { save_intent: None },
1258 // ),
1259 // ContextMenuItem::action("Close Inactive Items", CloseInactiveItems),
1260 // ContextMenuItem::action("Close Clean Items", CloseCleanItems),
1261 // ContextMenuItem::action("Close Items To The Left", CloseItemsToTheLeft),
1262 // ContextMenuItem::action("Close Items To The Right", CloseItemsToTheRight),
1263 // ContextMenuItem::action(
1264 // "Close All Items",
1265 // CloseAllItems { save_intent: None },
1266 // ),
1267 // ]
1268 // } else {
1269 // // In the case of the user right clicking on a non-active tab, for some item-closing commands, we need to provide the id of the tab, for the others, we can reuse the existing command.
1270 // vec![
1271 // ContextMenuItem::handler("Close Inactive Item", {
1272 // let pane = target_pane.clone();
1273 // move |cx| {
1274 // if let Some(pane) = pane.upgrade(cx) {
1275 // pane.update(cx, |pane, cx| {
1276 // pane.close_item_by_id(
1277 // target_item_id,
1278 // SaveIntent::Close,
1279 // cx,
1280 // )
1281 // .detach_and_log_err(cx);
1282 // })
1283 // }
1284 // }
1285 // }),
1286 // ContextMenuItem::action("Close Inactive Items", CloseInactiveItems),
1287 // ContextMenuItem::action("Close Clean Items", CloseCleanItems),
1288 // ContextMenuItem::handler("Close Items To The Left", {
1289 // let pane = target_pane.clone();
1290 // move |cx| {
1291 // if let Some(pane) = pane.upgrade(cx) {
1292 // pane.update(cx, |pane, cx| {
1293 // pane.close_items_to_the_left_by_id(target_item_id, cx)
1294 // .detach_and_log_err(cx);
1295 // })
1296 // }
1297 // }
1298 // }),
1299 // ContextMenuItem::handler("Close Items To The Right", {
1300 // let pane = target_pane.clone();
1301 // move |cx| {
1302 // if let Some(pane) = pane.upgrade(cx) {
1303 // pane.update(cx, |pane, cx| {
1304 // pane.close_items_to_the_right_by_id(target_item_id, cx)
1305 // .detach_and_log_err(cx);
1306 // })
1307 // }
1308 // }
1309 // }),
1310 // ContextMenuItem::action(
1311 // "Close All Items",
1312 // CloseAllItems { save_intent: None },
1313 // ),
1314 // ]
1315 // },
1316 // cx,
1317 // );
1318 // });
1319 // }
1320
1321 pub fn toolbar(&self) -> &View<Toolbar> {
1322 &self.toolbar
1323 }
1324
1325 pub fn handle_deleted_project_item(
1326 &mut self,
1327 entry_id: ProjectEntryId,
1328 cx: &mut ViewContext<Pane>,
1329 ) -> Option<()> {
1330 let (item_index_to_delete, item_id) = self.items().enumerate().find_map(|(i, item)| {
1331 if item.is_singleton(cx) && item.project_entry_ids(cx).as_slice() == [entry_id] {
1332 Some((i, item.id()))
1333 } else {
1334 None
1335 }
1336 })?;
1337
1338 self.remove_item(item_index_to_delete, false, cx);
1339 self.nav_history.remove_item(item_id);
1340
1341 Some(())
1342 }
1343
1344 fn update_toolbar(&mut self, cx: &mut ViewContext<Self>) {
1345 let active_item = self
1346 .items
1347 .get(self.active_item_index)
1348 .map(|item| item.as_ref());
1349 self.toolbar.update(cx, |toolbar, cx| {
1350 toolbar.set_active_item(active_item, cx);
1351 });
1352 }
1353
1354 fn render_tab(
1355 &self,
1356 ix: usize,
1357 item: &Box<dyn ItemHandle>,
1358 detail: usize,
1359 cx: &mut ViewContext<'_, Pane>,
1360 ) -> impl Component<Self> {
1361 let label = item.tab_content(Some(detail), cx);
1362 let close_icon = || {
1363 let id = item.id();
1364
1365 div()
1366 .id(item.id())
1367 .invisible()
1368 .group_hover("", |style| style.visible())
1369 .child(IconButton::<Self>::new("close_tab", Icon::Close).on_click(
1370 move |pane: &mut Self, cx| {
1371 pane.close_item_by_id(id, SaveIntent::Close, cx)
1372 .detach_and_log_err(cx);
1373 },
1374 ))
1375 };
1376
1377 let (text_color, tab_bg, tab_hover_bg, tab_active_bg) = match ix == self.active_item_index {
1378 false => (
1379 cx.theme().colors().text_muted,
1380 cx.theme().colors().tab_inactive,
1381 cx.theme().colors().ghost_element_hover,
1382 cx.theme().colors().ghost_element_active,
1383 ),
1384 true => (
1385 cx.theme().colors().text,
1386 cx.theme().colors().tab_active,
1387 cx.theme().colors().element_hover,
1388 cx.theme().colors().element_active,
1389 ),
1390 };
1391
1392 let close_right = ItemSettings::get_global(cx).close_position.right();
1393
1394 div()
1395 .group("")
1396 .id(item.id())
1397 .cursor_pointer()
1398 .on_hover(|_, hovered, _| {
1399 dbg!(hovered);
1400 })
1401 .when_some(item.tab_tooltip_text(cx), |div, text| {
1402 div.tooltip(move |_, cx| TextTooltip::build_view(text.clone(), cx))
1403 })
1404 // .tooltip(|pane, cx| cx.build_view(|cx| div().child(title)))
1405 // .on_drag(move |pane, cx| pane.render_tab(ix, item.boxed_clone(), detail, cx))
1406 // .drag_over::<DraggedTab>(|d| d.bg(cx.theme().colors().element_drop_target))
1407 // .on_drop(|_view, state: View<DraggedTab>, cx| {
1408 // eprintln!("{:?}", state.read(cx));
1409 // })
1410 .px_2()
1411 .py_0p5()
1412 .flex()
1413 .items_center()
1414 .justify_center()
1415 .bg(tab_bg)
1416 .hover(|h| h.bg(tab_hover_bg))
1417 .active(|a| a.bg(tab_active_bg))
1418 .child(
1419 div()
1420 .px_1()
1421 .flex()
1422 .items_center()
1423 .gap_1p5()
1424 .text_color(text_color)
1425 .children(if item.has_conflict(cx) {
1426 Some(
1427 IconElement::new(Icon::ExclamationTriangle)
1428 .size(ui::IconSize::Small)
1429 .color(IconColor::Warning),
1430 )
1431 } else if item.is_dirty(cx) {
1432 Some(
1433 IconElement::new(Icon::ExclamationTriangle)
1434 .size(ui::IconSize::Small)
1435 .color(IconColor::Info),
1436 )
1437 } else {
1438 None
1439 })
1440 .children(if !close_right {
1441 Some(close_icon())
1442 } else {
1443 None
1444 })
1445 .child(label)
1446 .children(if close_right {
1447 Some(close_icon())
1448 } else {
1449 None
1450 }),
1451 )
1452 }
1453
1454 fn render_tab_bar(&mut self, cx: &mut ViewContext<'_, Pane>) -> impl Component<Self> {
1455 div()
1456 .group("tab_bar")
1457 .id("tab_bar")
1458 .w_full()
1459 .flex()
1460 .bg(cx.theme().colors().tab_bar)
1461 // Left Side
1462 .child(
1463 div()
1464 .relative()
1465 .px_1()
1466 .flex()
1467 .flex_none()
1468 .gap_2()
1469 // Nav Buttons
1470 .child(
1471 div()
1472 .right_0()
1473 .flex()
1474 .items_center()
1475 .gap_px()
1476 .child(IconButton::new("navigate_backward", Icon::ArrowLeft).state(
1477 InteractionState::Enabled.if_enabled(self.can_navigate_backward()),
1478 ))
1479 .child(IconButton::new("navigate_forward", Icon::ArrowRight).state(
1480 InteractionState::Enabled.if_enabled(self.can_navigate_forward()),
1481 )),
1482 ),
1483 )
1484 .child(
1485 div().flex_1().h_full().child(
1486 div().id("tabs").flex().overflow_x_scroll().children(
1487 self.items
1488 .iter()
1489 .enumerate()
1490 .zip(self.tab_details(cx))
1491 .map(|((ix, item), detail)| self.render_tab(ix, item, detail, cx)),
1492 ),
1493 ),
1494 )
1495 // Right Side
1496 .child(
1497 div()
1498 // We only use absolute here since we don't
1499 // have opacity or `hidden()` yet
1500 .absolute()
1501 .neg_top_7()
1502 .px_1()
1503 .flex()
1504 .flex_none()
1505 .gap_2()
1506 .group_hover("tab_bar", |this| this.top_0())
1507 // Nav Buttons
1508 .child(
1509 div()
1510 .flex()
1511 .items_center()
1512 .gap_px()
1513 .child(IconButton::new("plus", Icon::Plus))
1514 .child(IconButton::new("split", Icon::Split)),
1515 ),
1516 )
1517 }
1518
1519 // fn render_tabs(&mut self, cx: &mut ViewContext<Self>) -> impl Element<Self> {
1520 // let theme = theme::current(cx).clone();
1521
1522 // let pane = cx.handle().downgrade();
1523 // let autoscroll = if mem::take(&mut self.autoscroll) {
1524 // Some(self.active_item_index)
1525 // } else {
1526 // None
1527 // };
1528
1529 // let pane_active = self.has_focus;
1530
1531 // enum Tabs {}
1532 // let mut row = Flex::row().scrollable::<Tabs>(1, autoscroll, cx);
1533 // for (ix, (item, detail)) in self
1534 // .items
1535 // .iter()
1536 // .cloned()
1537 // .zip(self.tab_details(cx))
1538 // .enumerate()
1539 // {
1540 // let git_status = item
1541 // .project_path(cx)
1542 // .and_then(|path| self.project.read(cx).entry_for_path(&path, cx))
1543 // .and_then(|entry| entry.git_status());
1544
1545 // let detail = if detail == 0 { None } else { Some(detail) };
1546 // let tab_active = ix == self.active_item_index;
1547
1548 // row.add_child({
1549 // enum TabDragReceiver {}
1550 // let mut receiver =
1551 // dragged_item_receiver::<TabDragReceiver, _, _>(self, ix, ix, true, None, cx, {
1552 // let item = item.clone();
1553 // let pane = pane.clone();
1554 // let detail = detail.clone();
1555
1556 // let theme = theme::current(cx).clone();
1557 // let mut tooltip_theme = theme.tooltip.clone();
1558 // tooltip_theme.max_text_width = None;
1559 // let tab_tooltip_text =
1560 // item.tab_tooltip_text(cx).map(|text| text.into_owned());
1561
1562 // let mut tab_style = theme
1563 // .workspace
1564 // .tab_bar
1565 // .tab_style(pane_active, tab_active)
1566 // .clone();
1567 // let should_show_status = settings::get::<ItemSettings>(cx).git_status;
1568 // if should_show_status && git_status != None {
1569 // tab_style.label.text.color = match git_status.unwrap() {
1570 // GitFileStatus::Added => tab_style.git.inserted,
1571 // GitFileStatus::Modified => tab_style.git.modified,
1572 // GitFileStatus::Conflict => tab_style.git.conflict,
1573 // };
1574 // }
1575
1576 // move |mouse_state, cx| {
1577 // let hovered = mouse_state.hovered();
1578
1579 // enum Tab {}
1580 // let mouse_event_handler =
1581 // MouseEventHandler::new::<Tab, _>(ix, cx, |_, cx| {
1582 // Self::render_tab(
1583 // &item,
1584 // pane.clone(),
1585 // ix == 0,
1586 // detail,
1587 // hovered,
1588 // &tab_style,
1589 // cx,
1590 // )
1591 // })
1592 // .on_down(MouseButton::Left, move |_, this, cx| {
1593 // this.activate_item(ix, true, true, cx);
1594 // })
1595 // .on_click(MouseButton::Middle, {
1596 // let item_id = item.id();
1597 // move |_, pane, cx| {
1598 // pane.close_item_by_id(item_id, SaveIntent::Close, cx)
1599 // .detach_and_log_err(cx);
1600 // }
1601 // })
1602 // .on_down(
1603 // MouseButton::Right,
1604 // move |event, pane, cx| {
1605 // pane.deploy_tab_context_menu(event.position, item.id(), cx);
1606 // },
1607 // );
1608
1609 // if let Some(tab_tooltip_text) = tab_tooltip_text {
1610 // mouse_event_handler
1611 // .with_tooltip::<Self>(
1612 // ix,
1613 // tab_tooltip_text,
1614 // None,
1615 // tooltip_theme,
1616 // cx,
1617 // )
1618 // .into_any()
1619 // } else {
1620 // mouse_event_handler.into_any()
1621 // }
1622 // }
1623 // });
1624
1625 // if !pane_active || !tab_active {
1626 // receiver = receiver.with_cursor_style(CursorStyle::PointingHand);
1627 // }
1628
1629 // receiver.as_draggable(
1630 // DraggedItem {
1631 // handle: item,
1632 // pane: pane.clone(),
1633 // },
1634 // {
1635 // let theme = theme::current(cx).clone();
1636
1637 // let detail = detail.clone();
1638 // move |_, dragged_item: &DraggedItem, cx: &mut ViewContext<Workspace>| {
1639 // let tab_style = &theme.workspace.tab_bar.dragged_tab;
1640 // Self::render_dragged_tab(
1641 // &dragged_item.handle,
1642 // dragged_item.pane.clone(),
1643 // false,
1644 // detail,
1645 // false,
1646 // &tab_style,
1647 // cx,
1648 // )
1649 // }
1650 // },
1651 // )
1652 // })
1653 // }
1654
1655 // // Use the inactive tab style along with the current pane's active status to decide how to render
1656 // // the filler
1657 // let filler_index = self.items.len();
1658 // let filler_style = theme.workspace.tab_bar.tab_style(pane_active, false);
1659 // enum Filler {}
1660 // row.add_child(
1661 // dragged_item_receiver::<Filler, _, _>(self, 0, filler_index, true, None, cx, |_, _| {
1662 // Empty::new()
1663 // .contained()
1664 // .with_style(filler_style.container)
1665 // .with_border(filler_style.container.border)
1666 // })
1667 // .flex(1., true)
1668 // .into_any_named("filler"),
1669 // );
1670
1671 // row
1672 // }
1673
1674 fn tab_details(&self, cx: &AppContext) -> Vec<usize> {
1675 let mut tab_details = self.items.iter().map(|_| 0).collect::<Vec<_>>();
1676
1677 let mut tab_descriptions = HashMap::default();
1678 let mut done = false;
1679 while !done {
1680 done = true;
1681
1682 // Store item indices by their tab description.
1683 for (ix, (item, detail)) in self.items.iter().zip(&tab_details).enumerate() {
1684 if let Some(description) = item.tab_description(*detail, cx) {
1685 if *detail == 0
1686 || Some(&description) != item.tab_description(detail - 1, cx).as_ref()
1687 {
1688 tab_descriptions
1689 .entry(description)
1690 .or_insert(Vec::new())
1691 .push(ix);
1692 }
1693 }
1694 }
1695
1696 // If two or more items have the same tab description, increase eir level
1697 // of detail and try again.
1698 for (_, item_ixs) in tab_descriptions.drain() {
1699 if item_ixs.len() > 1 {
1700 done = false;
1701 for ix in item_ixs {
1702 tab_details[ix] += 1;
1703 }
1704 }
1705 }
1706 }
1707
1708 tab_details
1709 }
1710
1711 // fn render_tab(
1712 // item: &Box<dyn ItemHandle>,
1713 // pane: WeakView<Pane>,
1714 // first: bool,
1715 // detail: Option<usize>,
1716 // hovered: bool,
1717 // tab_style: &theme::Tab,
1718 // cx: &mut ViewContext<Self>,
1719 // ) -> AnyElement<Self> {
1720 // let title = item.tab_content(detail, &tab_style, cx);
1721 // Self::render_tab_with_title(title, item, pane, first, hovered, tab_style, cx)
1722 // }
1723
1724 // fn render_dragged_tab(
1725 // item: &Box<dyn ItemHandle>,
1726 // pane: WeakView<Pane>,
1727 // first: bool,
1728 // detail: Option<usize>,
1729 // hovered: bool,
1730 // tab_style: &theme::Tab,
1731 // cx: &mut ViewContext<Workspace>,
1732 // ) -> AnyElement<Workspace> {
1733 // let title = item.dragged_tab_content(detail, &tab_style, cx);
1734 // Self::render_tab_with_title(title, item, pane, first, hovered, tab_style, cx)
1735 // }
1736
1737 // fn render_tab_with_title<T: View>(
1738 // title: AnyElement<T>,
1739 // item: &Box<dyn ItemHandle>,
1740 // pane: WeakView<Pane>,
1741 // first: bool,
1742 // hovered: bool,
1743 // tab_style: &theme::Tab,
1744 // cx: &mut ViewContext<T>,
1745 // ) -> AnyElement<T> {
1746 // let mut container = tab_style.container.clone();
1747 // if first {
1748 // container.border.left = false;
1749 // }
1750
1751 // let buffer_jewel_element = {
1752 // let diameter = 7.0;
1753 // let icon_color = if item.has_conflict(cx) {
1754 // Some(tab_style.icon_conflict)
1755 // } else if item.is_dirty(cx) {
1756 // Some(tab_style.icon_dirty)
1757 // } else {
1758 // None
1759 // };
1760
1761 // Canvas::new(move |bounds, _, _, cx| {
1762 // if let Some(color) = icon_color {
1763 // let square = RectF::new(bounds.origin(), vec2f(diameter, diameter));
1764 // cx.scene().push_quad(Quad {
1765 // bounds: square,
1766 // background: Some(color),
1767 // border: Default::default(),
1768 // corner_radii: (diameter / 2.).into(),
1769 // });
1770 // }
1771 // })
1772 // .constrained()
1773 // .with_width(diameter)
1774 // .with_height(diameter)
1775 // .aligned()
1776 // };
1777
1778 // let title_element = title.aligned().contained().with_style(ContainerStyle {
1779 // margin: Margin {
1780 // left: tab_style.spacing,
1781 // right: tab_style.spacing,
1782 // ..Default::default()
1783 // },
1784 // ..Default::default()
1785 // });
1786
1787 // let close_element = if hovered {
1788 // let item_id = item.id();
1789 // enum TabCloseButton {}
1790 // let icon = Svg::new("icons/x.svg");
1791 // MouseEventHandler::new::<TabCloseButton, _>(item_id, cx, |mouse_state, _| {
1792 // if mouse_state.hovered() {
1793 // icon.with_color(tab_style.icon_close_active)
1794 // } else {
1795 // icon.with_color(tab_style.icon_close)
1796 // }
1797 // })
1798 // .with_padding(Padding::uniform(4.))
1799 // .with_cursor_style(CursorStyle::PointingHand)
1800 // .on_click(MouseButton::Left, {
1801 // let pane = pane.clone();
1802 // move |_, _, cx| {
1803 // let pane = pane.clone();
1804 // cx.window_context().defer(move |cx| {
1805 // if let Some(pane) = pane.upgrade(cx) {
1806 // pane.update(cx, |pane, cx| {
1807 // pane.close_item_by_id(item_id, SaveIntent::Close, cx)
1808 // .detach_and_log_err(cx);
1809 // });
1810 // }
1811 // });
1812 // }
1813 // })
1814 // .into_any_named("close-tab-icon")
1815 // .constrained()
1816 // } else {
1817 // Empty::new().constrained()
1818 // }
1819 // .with_width(tab_style.close_icon_width)
1820 // .aligned();
1821
1822 // let close_right = settings::get::<ItemSettings>(cx).close_position.right();
1823
1824 // if close_right {
1825 // Flex::row()
1826 // .with_child(buffer_jewel_element)
1827 // .with_child(title_element)
1828 // .with_child(close_element)
1829 // } else {
1830 // Flex::row()
1831 // .with_child(close_element)
1832 // .with_child(title_element)
1833 // .with_child(buffer_jewel_element)
1834 // }
1835 // .contained()
1836 // .with_style(container)
1837 // .constrained()
1838 // .with_height(tab_style.height)
1839 // .into_any()
1840 // }
1841
1842 // pub fn render_tab_bar_button<
1843 // F1: 'static + Fn(&mut Pane, &mut EventContext<Pane>),
1844 // F2: 'static + Fn(&mut Pane, &mut EventContext<Pane>),
1845 // >(
1846 // index: usize,
1847 // icon: &'static str,
1848 // is_active: bool,
1849 // tooltip: Option<(&'static str, Option<Box<dyn Action>>)>,
1850 // cx: &mut ViewContext<Pane>,
1851 // on_click: F1,
1852 // on_down: F2,
1853 // context_menu: Option<ViewHandle<ContextMenu>>,
1854 // ) -> AnyElement<Pane> {
1855 // enum TabBarButton {}
1856
1857 // let mut button = MouseEventHandler::new::<TabBarButton, _>(index, cx, |mouse_state, cx| {
1858 // let theme = &settings2::get::<ThemeSettings>(cx).theme.workspace.tab_bar;
1859 // let style = theme.pane_button.in_state(is_active).style_for(mouse_state);
1860 // Svg::new(icon)
1861 // .with_color(style.color)
1862 // .constrained()
1863 // .with_width(style.icon_width)
1864 // .aligned()
1865 // .constrained()
1866 // .with_width(style.button_width)
1867 // .with_height(style.button_width)
1868 // })
1869 // .with_cursor_style(CursorStyle::PointingHand)
1870 // .on_down(MouseButton::Left, move |_, pane, cx| on_down(pane, cx))
1871 // .on_click(MouseButton::Left, move |_, pane, cx| on_click(pane, cx))
1872 // .into_any();
1873 // if let Some((tooltip, action)) = tooltip {
1874 // let tooltip_style = settings::get::<ThemeSettings>(cx).theme.tooltip.clone();
1875 // button = button
1876 // .with_tooltip::<TabBarButton>(index, tooltip, action, tooltip_style, cx)
1877 // .into_any();
1878 // }
1879
1880 // Stack::new()
1881 // .with_child(button)
1882 // .with_children(
1883 // context_menu.map(|menu| ChildView::new(&menu, cx).aligned().bottom().right()),
1884 // )
1885 // .flex(1., false)
1886 // .into_any_named("tab bar button")
1887 // }
1888
1889 // fn render_blank_pane(&self, theme: &Theme, _cx: &mut ViewContext<Self>) -> AnyElement<Self> {
1890 // let background = theme.workspace.background;
1891 // Empty::new()
1892 // .contained()
1893 // .with_background_color(background)
1894 // .into_any()
1895 // }
1896
1897 pub fn set_zoomed(&mut self, zoomed: bool, cx: &mut ViewContext<Self>) {
1898 self.zoomed = zoomed;
1899 cx.notify();
1900 }
1901
1902 pub fn is_zoomed(&self) -> bool {
1903 self.zoomed
1904 }
1905}
1906
1907// impl Entity for Pane {
1908// type Event = Event;
1909// }
1910
1911impl Render for Pane {
1912 type Element = Div<Self>;
1913
1914 fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
1915 v_stack()
1916 .size_full()
1917 .child(self.render_tab_bar(cx))
1918 .child(div() /* todo!(toolbar) */)
1919 .child(if let Some(item) = self.active_item() {
1920 div().flex_1().child(item.to_any())
1921 } else {
1922 // todo!()
1923 div().child("Empty Pane")
1924 })
1925
1926 // enum MouseNavigationHandler {}
1927
1928 // MouseEventHandler::new::<MouseNavigationHandler, _>(0, cx, |_, cx| {
1929 // let active_item_index = self.active_item_index;
1930
1931 // if let Some(active_item) = self.active_item() {
1932 // Flex::column()
1933 // .with_child({
1934 // let theme = theme::current(cx).clone();
1935
1936 // let mut stack = Stack::new();
1937
1938 // enum TabBarEventHandler {}
1939 // stack.add_child(
1940 // MouseEventHandler::new::<TabBarEventHandler, _>(0, cx, |_, _| {
1941 // Empty::new()
1942 // .contained()
1943 // .with_style(theme.workspace.tab_bar.container)
1944 // })
1945 // .on_down(
1946 // MouseButton::Left,
1947 // move |_, this, cx| {
1948 // this.activate_item(active_item_index, true, true, cx);
1949 // },
1950 // ),
1951 // );
1952 // let tooltip_style = theme.tooltip.clone();
1953 // let tab_bar_theme = theme.workspace.tab_bar.clone();
1954
1955 // let nav_button_height = tab_bar_theme.height;
1956 // let button_style = tab_bar_theme.nav_button;
1957 // let border_for_nav_buttons = tab_bar_theme
1958 // .tab_style(false, false)
1959 // .container
1960 // .border
1961 // .clone();
1962
1963 // let mut tab_row = Flex::row()
1964 // .with_child(nav_button(
1965 // "icons/arrow_left.svg",
1966 // button_style.clone(),
1967 // nav_button_height,
1968 // tooltip_style.clone(),
1969 // self.can_navigate_backward(),
1970 // {
1971 // move |pane, cx| {
1972 // if let Some(workspace) = pane.workspace.upgrade(cx) {
1973 // let pane = cx.weak_handle();
1974 // cx.window_context().defer(move |cx| {
1975 // workspace.update(cx, |workspace, cx| {
1976 // workspace
1977 // .go_back(pane, cx)
1978 // .detach_and_log_err(cx)
1979 // })
1980 // })
1981 // }
1982 // }
1983 // },
1984 // super::GoBack,
1985 // "Go Back",
1986 // cx,
1987 // ))
1988 // .with_child(
1989 // nav_button(
1990 // "icons/arrow_right.svg",
1991 // button_style.clone(),
1992 // nav_button_height,
1993 // tooltip_style,
1994 // self.can_navigate_forward(),
1995 // {
1996 // move |pane, cx| {
1997 // if let Some(workspace) = pane.workspace.upgrade(cx) {
1998 // let pane = cx.weak_handle();
1999 // cx.window_context().defer(move |cx| {
2000 // workspace.update(cx, |workspace, cx| {
2001 // workspace
2002 // .go_forward(pane, cx)
2003 // .detach_and_log_err(cx)
2004 // })
2005 // })
2006 // }
2007 // }
2008 // },
2009 // super::GoForward,
2010 // "Go Forward",
2011 // cx,
2012 // )
2013 // .contained()
2014 // .with_border(border_for_nav_buttons),
2015 // )
2016 // .with_child(self.render_tabs(cx).flex(1., true).into_any_named("tabs"));
2017
2018 // if self.has_focus {
2019 // let render_tab_bar_buttons = self.render_tab_bar_buttons.clone();
2020 // tab_row.add_child(
2021 // (render_tab_bar_buttons)(self, cx)
2022 // .contained()
2023 // .with_style(theme.workspace.tab_bar.pane_button_container)
2024 // .flex(1., false)
2025 // .into_any(),
2026 // )
2027 // }
2028
2029 // stack.add_child(tab_row);
2030 // stack
2031 // .constrained()
2032 // .with_height(theme.workspace.tab_bar.height)
2033 // .flex(1., false)
2034 // .into_any_named("tab bar")
2035 // })
2036 // .with_child({
2037 // enum PaneContentTabDropTarget {}
2038 // dragged_item_receiver::<PaneContentTabDropTarget, _, _>(
2039 // self,
2040 // 0,
2041 // self.active_item_index + 1,
2042 // !self.can_split,
2043 // if self.can_split { Some(100.) } else { None },
2044 // cx,
2045 // {
2046 // let toolbar = self.toolbar.clone();
2047 // let toolbar_hidden = toolbar.read(cx).hidden();
2048 // move |_, cx| {
2049 // Flex::column()
2050 // .with_children(
2051 // (!toolbar_hidden)
2052 // .then(|| ChildView::new(&toolbar, cx).expanded()),
2053 // )
2054 // .with_child(
2055 // ChildView::new(active_item.as_any(), cx).flex(1., true),
2056 // )
2057 // }
2058 // },
2059 // )
2060 // .flex(1., true)
2061 // })
2062 // .with_child(ChildView::new(&self.tab_context_menu, cx))
2063 // .into_any()
2064 // } else {
2065 // enum EmptyPane {}
2066 // let theme = theme::current(cx).clone();
2067
2068 // dragged_item_receiver::<EmptyPane, _, _>(self, 0, 0, false, None, cx, |_, cx| {
2069 // self.render_blank_pane(&theme, cx)
2070 // })
2071 // .on_down(MouseButton::Left, |_, _, cx| {
2072 // cx.focus_parent();
2073 // })
2074 // .into_any()
2075 // }
2076 // })
2077 // .on_down(
2078 // MouseButton::Navigate(NavigationDirection::Back),
2079 // move |_, pane, cx| {
2080 // if let Some(workspace) = pane.workspace.upgrade(cx) {
2081 // let pane = cx.weak_handle();
2082 // cx.window_context().defer(move |cx| {
2083 // workspace.update(cx, |workspace, cx| {
2084 // workspace.go_back(pane, cx).detach_and_log_err(cx)
2085 // })
2086 // })
2087 // }
2088 // },
2089 // )
2090 // .on_down(MouseButton::Navigate(NavigationDirection::Forward), {
2091 // move |_, pane, cx| {
2092 // if let Some(workspace) = pane.workspace.upgrade(cx) {
2093 // let pane = cx.weak_handle();
2094 // cx.window_context().defer(move |cx| {
2095 // workspace.update(cx, |workspace, cx| {
2096 // workspace.go_forward(pane, cx).detach_and_log_err(cx)
2097 // })
2098 // })
2099 // }
2100 // }
2101 // })
2102 // .into_any_named("pane")
2103 }
2104
2105 // fn focus_in(&mut self, focused: AnyViewHandle, cx: &mut ViewContext<Self>) {
2106 // if !self.has_focus {
2107 // self.has_focus = true;
2108 // cx.emit(Event::Focus);
2109 // cx.notify();
2110 // }
2111
2112 // self.toolbar.update(cx, |toolbar, cx| {
2113 // toolbar.focus_changed(true, cx);
2114 // });
2115
2116 // if let Some(active_item) = self.active_item() {
2117 // if cx.is_self_focused() {
2118 // // Pane was focused directly. We need to either focus a view inside the active item,
2119 // // or focus the active item itself
2120 // if let Some(weak_last_focused_view) =
2121 // self.last_focused_view_by_item.get(&active_item.id())
2122 // {
2123 // if let Some(last_focused_view) = weak_last_focused_view.upgrade(cx) {
2124 // cx.focus(&last_focused_view);
2125 // return;
2126 // } else {
2127 // self.last_focused_view_by_item.remove(&active_item.id());
2128 // }
2129 // }
2130
2131 // cx.focus(active_item.as_any());
2132 // } else if focused != self.tab_bar_context_menu.handle {
2133 // self.last_focused_view_by_item
2134 // .insert(active_item.id(), focused.downgrade());
2135 // }
2136 // }
2137 // }
2138
2139 // fn focus_out(&mut self, _: AnyViewHandle, cx: &mut ViewContext<Self>) {
2140 // self.has_focus = false;
2141 // self.toolbar.update(cx, |toolbar, cx| {
2142 // toolbar.focus_changed(false, cx);
2143 // });
2144 // cx.notify();
2145 // }
2146
2147 // fn update_keymap_context(&self, keymap: &mut KeymapContext, _: &AppContext) {
2148 // Self::reset_to_default_keymap_context(keymap);
2149 // }
2150}
2151
2152impl ItemNavHistory {
2153 pub fn push<D: 'static + Send + Any>(&mut self, data: Option<D>, cx: &mut WindowContext) {
2154 self.history.push(data, self.item.clone(), cx);
2155 }
2156
2157 pub fn pop_backward(&mut self, cx: &mut WindowContext) -> Option<NavigationEntry> {
2158 self.history.pop(NavigationMode::GoingBack, cx)
2159 }
2160
2161 pub fn pop_forward(&mut self, cx: &mut WindowContext) -> Option<NavigationEntry> {
2162 self.history.pop(NavigationMode::GoingForward, cx)
2163 }
2164}
2165
2166impl NavHistory {
2167 pub fn for_each_entry(
2168 &self,
2169 cx: &AppContext,
2170 mut f: impl FnMut(&NavigationEntry, (ProjectPath, Option<PathBuf>)),
2171 ) {
2172 let borrowed_history = self.0.lock();
2173 borrowed_history
2174 .forward_stack
2175 .iter()
2176 .chain(borrowed_history.backward_stack.iter())
2177 .chain(borrowed_history.closed_stack.iter())
2178 .for_each(|entry| {
2179 if let Some(project_and_abs_path) =
2180 borrowed_history.paths_by_item.get(&entry.item.id())
2181 {
2182 f(entry, project_and_abs_path.clone());
2183 } else if let Some(item) = entry.item.upgrade() {
2184 if let Some(path) = item.project_path(cx) {
2185 f(entry, (path, None));
2186 }
2187 }
2188 })
2189 }
2190
2191 pub fn set_mode(&mut self, mode: NavigationMode) {
2192 self.0.lock().mode = mode;
2193 }
2194
2195 pub fn mode(&self) -> NavigationMode {
2196 self.0.lock().mode
2197 }
2198
2199 pub fn disable(&mut self) {
2200 self.0.lock().mode = NavigationMode::Disabled;
2201 }
2202
2203 pub fn enable(&mut self) {
2204 self.0.lock().mode = NavigationMode::Normal;
2205 }
2206
2207 pub fn pop(&mut self, mode: NavigationMode, cx: &mut WindowContext) -> Option<NavigationEntry> {
2208 let mut state = self.0.lock();
2209 let entry = match mode {
2210 NavigationMode::Normal | NavigationMode::Disabled | NavigationMode::ClosingItem => {
2211 return None
2212 }
2213 NavigationMode::GoingBack => &mut state.backward_stack,
2214 NavigationMode::GoingForward => &mut state.forward_stack,
2215 NavigationMode::ReopeningClosedItem => &mut state.closed_stack,
2216 }
2217 .pop_back();
2218 if entry.is_some() {
2219 state.did_update(cx);
2220 }
2221 entry
2222 }
2223
2224 pub fn push<D: 'static + Send + Any>(
2225 &mut self,
2226 data: Option<D>,
2227 item: Arc<dyn WeakItemHandle>,
2228 cx: &mut WindowContext,
2229 ) {
2230 let state = &mut *self.0.lock();
2231 match state.mode {
2232 NavigationMode::Disabled => {}
2233 NavigationMode::Normal | NavigationMode::ReopeningClosedItem => {
2234 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
2235 state.backward_stack.pop_front();
2236 }
2237 state.backward_stack.push_back(NavigationEntry {
2238 item,
2239 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
2240 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
2241 });
2242 state.forward_stack.clear();
2243 }
2244 NavigationMode::GoingBack => {
2245 if state.forward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
2246 state.forward_stack.pop_front();
2247 }
2248 state.forward_stack.push_back(NavigationEntry {
2249 item,
2250 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
2251 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
2252 });
2253 }
2254 NavigationMode::GoingForward => {
2255 if state.backward_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
2256 state.backward_stack.pop_front();
2257 }
2258 state.backward_stack.push_back(NavigationEntry {
2259 item,
2260 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
2261 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
2262 });
2263 }
2264 NavigationMode::ClosingItem => {
2265 if state.closed_stack.len() >= MAX_NAVIGATION_HISTORY_LEN {
2266 state.closed_stack.pop_front();
2267 }
2268 state.closed_stack.push_back(NavigationEntry {
2269 item,
2270 data: data.map(|data| Box::new(data) as Box<dyn Any + Send>),
2271 timestamp: state.next_timestamp.fetch_add(1, Ordering::SeqCst),
2272 });
2273 }
2274 }
2275 state.did_update(cx);
2276 }
2277
2278 pub fn remove_item(&mut self, item_id: EntityId) {
2279 let mut state = self.0.lock();
2280 state.paths_by_item.remove(&item_id);
2281 state
2282 .backward_stack
2283 .retain(|entry| entry.item.id() != item_id);
2284 state
2285 .forward_stack
2286 .retain(|entry| entry.item.id() != item_id);
2287 state
2288 .closed_stack
2289 .retain(|entry| entry.item.id() != item_id);
2290 }
2291
2292 pub fn path_for_item(&self, item_id: EntityId) -> Option<(ProjectPath, Option<PathBuf>)> {
2293 self.0.lock().paths_by_item.get(&item_id).cloned()
2294 }
2295}
2296
2297impl NavHistoryState {
2298 pub fn did_update(&self, cx: &mut WindowContext) {
2299 if let Some(pane) = self.pane.upgrade() {
2300 cx.defer(move |cx| {
2301 pane.update(cx, |pane, cx| pane.history_updated(cx));
2302 });
2303 }
2304 }
2305}
2306
2307// pub struct PaneBackdrop<V> {
2308// child_view: usize,
2309// child: AnyElement<V>,
2310// }
2311
2312// impl<V> PaneBackdrop<V> {
2313// pub fn new(pane_item_view: usize, child: AnyElement<V>) -> Self {
2314// PaneBackdrop {
2315// child,
2316// child_view: pane_item_view,
2317// }
2318// }
2319// }
2320
2321// impl<V: 'static> Element<V> for PaneBackdrop<V> {
2322// type LayoutState = ();
2323
2324// type PaintState = ();
2325
2326// fn layout(
2327// &mut self,
2328// constraint: gpui::SizeConstraint,
2329// view: &mut V,
2330// cx: &mut ViewContext<V>,
2331// ) -> (Vector2F, Self::LayoutState) {
2332// let size = self.child.layout(constraint, view, cx);
2333// (size, ())
2334// }
2335
2336// fn paint(
2337// &mut self,
2338// bounds: RectF,
2339// visible_bounds: RectF,
2340// _: &mut Self::LayoutState,
2341// view: &mut V,
2342// cx: &mut ViewContext<V>,
2343// ) -> Self::PaintState {
2344// let background = theme::current(cx).editor.background;
2345
2346// let visible_bounds = bounds.intersection(visible_bounds).unwrap_or_default();
2347
2348// cx.scene().push_quad(gpui::Quad {
2349// bounds: RectF::new(bounds.origin(), bounds.size()),
2350// background: Some(background),
2351// ..Default::default()
2352// });
2353
2354// let child_view_id = self.child_view;
2355// cx.scene().push_mouse_region(
2356// MouseRegion::new::<Self>(child_view_id, 0, visible_bounds).on_down(
2357// gpui::platform::MouseButton::Left,
2358// move |_, _: &mut V, cx| {
2359// let window = cx.window();
2360// cx.app_context().focus(window, Some(child_view_id))
2361// },
2362// ),
2363// );
2364
2365// cx.scene().push_layer(Some(bounds));
2366// self.child.paint(bounds.origin(), visible_bounds, view, cx);
2367// cx.scene().pop_layer();
2368// }
2369
2370// fn rect_for_text_range(
2371// &self,
2372// range_utf16: std::ops::Range<usize>,
2373// _bounds: RectF,
2374// _visible_bounds: RectF,
2375// _layout: &Self::LayoutState,
2376// _paint: &Self::PaintState,
2377// view: &V,
2378// cx: &gpui::ViewContext<V>,
2379// ) -> Option<RectF> {
2380// self.child.rect_for_text_range(range_utf16, view, cx)
2381// }
2382
2383// fn debug(
2384// &self,
2385// _bounds: RectF,
2386// _layout: &Self::LayoutState,
2387// _paint: &Self::PaintState,
2388// view: &V,
2389// cx: &gpui::ViewContext<V>,
2390// ) -> serde_json::Value {
2391// gpui::json::json!({
2392// "type": "Pane Back Drop",
2393// "view": self.child_view,
2394// "child": self.child.debug(view, cx),
2395// })
2396// }
2397// }
2398
2399fn dirty_message_for(buffer_path: Option<ProjectPath>) -> String {
2400 let path = buffer_path
2401 .as_ref()
2402 .and_then(|p| p.path.to_str())
2403 .unwrap_or(&"This buffer");
2404 let path = truncate_and_remove_front(path, 80);
2405 format!("{path} contains unsaved edits. Do you want to save it?")
2406}
2407
2408// todo!("uncomment tests")
2409// #[cfg(test)]
2410// mod tests {
2411// use super::*;
2412// use crate::item::test::{TestItem, TestProjectItem};
2413// use gpui::TestAppContext;
2414// use project::FakeFs;
2415// use settings::SettingsStore;
2416
2417// #[gpui::test]
2418// async fn test_remove_active_empty(cx: &mut TestAppContext) {
2419// init_test(cx);
2420// let fs = FakeFs::new(cx.background());
2421
2422// let project = Project::test(fs, None, cx).await;
2423// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2424// let workspace = window.root(cx);
2425// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2426
2427// pane.update(cx, |pane, cx| {
2428// assert!(pane
2429// .close_active_item(&CloseActiveItem { save_intent: None }, cx)
2430// .is_none())
2431// });
2432// }
2433
2434// #[gpui::test]
2435// async fn test_add_item_with_new_item(cx: &mut TestAppContext) {
2436// cx.foreground().forbid_parking();
2437// init_test(cx);
2438// let fs = FakeFs::new(cx.background());
2439
2440// let project = Project::test(fs, None, cx).await;
2441// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2442// let workspace = window.root(cx);
2443// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2444
2445// // 1. Add with a destination index
2446// // a. Add before the active item
2447// set_labeled_items(&pane, ["A", "B*", "C"], cx);
2448// pane.update(cx, |pane, cx| {
2449// pane.add_item(
2450// Box::new(cx.add_view(|_| TestItem::new().with_label("D"))),
2451// false,
2452// false,
2453// Some(0),
2454// cx,
2455// );
2456// });
2457// assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
2458
2459// // b. Add after the active item
2460// set_labeled_items(&pane, ["A", "B*", "C"], cx);
2461// pane.update(cx, |pane, cx| {
2462// pane.add_item(
2463// Box::new(cx.add_view(|_| TestItem::new().with_label("D"))),
2464// false,
2465// false,
2466// Some(2),
2467// cx,
2468// );
2469// });
2470// assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
2471
2472// // c. Add at the end of the item list (including off the length)
2473// set_labeled_items(&pane, ["A", "B*", "C"], cx);
2474// pane.update(cx, |pane, cx| {
2475// pane.add_item(
2476// Box::new(cx.add_view(|_| TestItem::new().with_label("D"))),
2477// false,
2478// false,
2479// Some(5),
2480// cx,
2481// );
2482// });
2483// assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
2484
2485// // 2. Add without a destination index
2486// // a. Add with active item at the start of the item list
2487// set_labeled_items(&pane, ["A*", "B", "C"], cx);
2488// pane.update(cx, |pane, cx| {
2489// pane.add_item(
2490// Box::new(cx.add_view(|_| TestItem::new().with_label("D"))),
2491// false,
2492// false,
2493// None,
2494// cx,
2495// );
2496// });
2497// set_labeled_items(&pane, ["A", "D*", "B", "C"], cx);
2498
2499// // b. Add with active item at the end of the item list
2500// set_labeled_items(&pane, ["A", "B", "C*"], cx);
2501// pane.update(cx, |pane, cx| {
2502// pane.add_item(
2503// Box::new(cx.add_view(|_| TestItem::new().with_label("D"))),
2504// false,
2505// false,
2506// None,
2507// cx,
2508// );
2509// });
2510// assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
2511// }
2512
2513// #[gpui::test]
2514// async fn test_add_item_with_existing_item(cx: &mut TestAppContext) {
2515// cx.foreground().forbid_parking();
2516// init_test(cx);
2517// let fs = FakeFs::new(cx.background());
2518
2519// let project = Project::test(fs, None, cx).await;
2520// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2521// let workspace = window.root(cx);
2522// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2523
2524// // 1. Add with a destination index
2525// // 1a. Add before the active item
2526// let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
2527// pane.update(cx, |pane, cx| {
2528// pane.add_item(d, false, false, Some(0), cx);
2529// });
2530// assert_item_labels(&pane, ["D*", "A", "B", "C"], cx);
2531
2532// // 1b. Add after the active item
2533// let [_, _, _, d] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
2534// pane.update(cx, |pane, cx| {
2535// pane.add_item(d, false, false, Some(2), cx);
2536// });
2537// assert_item_labels(&pane, ["A", "B", "D*", "C"], cx);
2538
2539// // 1c. Add at the end of the item list (including off the length)
2540// let [a, _, _, _] = set_labeled_items(&pane, ["A", "B*", "C", "D"], cx);
2541// pane.update(cx, |pane, cx| {
2542// pane.add_item(a, false, false, Some(5), cx);
2543// });
2544// assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
2545
2546// // 1d. Add same item to active index
2547// let [_, b, _] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
2548// pane.update(cx, |pane, cx| {
2549// pane.add_item(b, false, false, Some(1), cx);
2550// });
2551// assert_item_labels(&pane, ["A", "B*", "C"], cx);
2552
2553// // 1e. Add item to index after same item in last position
2554// let [_, _, c] = set_labeled_items(&pane, ["A", "B*", "C"], cx);
2555// pane.update(cx, |pane, cx| {
2556// pane.add_item(c, false, false, Some(2), cx);
2557// });
2558// assert_item_labels(&pane, ["A", "B", "C*"], cx);
2559
2560// // 2. Add without a destination index
2561// // 2a. Add with active item at the start of the item list
2562// let [_, _, _, d] = set_labeled_items(&pane, ["A*", "B", "C", "D"], cx);
2563// pane.update(cx, |pane, cx| {
2564// pane.add_item(d, false, false, None, cx);
2565// });
2566// assert_item_labels(&pane, ["A", "D*", "B", "C"], cx);
2567
2568// // 2b. Add with active item at the end of the item list
2569// let [a, _, _, _] = set_labeled_items(&pane, ["A", "B", "C", "D*"], cx);
2570// pane.update(cx, |pane, cx| {
2571// pane.add_item(a, false, false, None, cx);
2572// });
2573// assert_item_labels(&pane, ["B", "C", "D", "A*"], cx);
2574
2575// // 2c. Add active item to active item at end of list
2576// let [_, _, c] = set_labeled_items(&pane, ["A", "B", "C*"], cx);
2577// pane.update(cx, |pane, cx| {
2578// pane.add_item(c, false, false, None, cx);
2579// });
2580// assert_item_labels(&pane, ["A", "B", "C*"], cx);
2581
2582// // 2d. Add active item to active item at start of list
2583// let [a, _, _] = set_labeled_items(&pane, ["A*", "B", "C"], cx);
2584// pane.update(cx, |pane, cx| {
2585// pane.add_item(a, false, false, None, cx);
2586// });
2587// assert_item_labels(&pane, ["A*", "B", "C"], cx);
2588// }
2589
2590// #[gpui::test]
2591// async fn test_add_item_with_same_project_entries(cx: &mut TestAppContext) {
2592// cx.foreground().forbid_parking();
2593// init_test(cx);
2594// let fs = FakeFs::new(cx.background());
2595
2596// let project = Project::test(fs, None, cx).await;
2597// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2598// let workspace = window.root(cx);
2599// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2600
2601// // singleton view
2602// pane.update(cx, |pane, cx| {
2603// let item = TestItem::new()
2604// .with_singleton(true)
2605// .with_label("buffer 1")
2606// .with_project_items(&[TestProjectItem::new(1, "one.txt", cx)]);
2607
2608// pane.add_item(Box::new(cx.add_view(|_| item)), false, false, None, cx);
2609// });
2610// assert_item_labels(&pane, ["buffer 1*"], cx);
2611
2612// // new singleton view with the same project entry
2613// pane.update(cx, |pane, cx| {
2614// let item = TestItem::new()
2615// .with_singleton(true)
2616// .with_label("buffer 1")
2617// .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)]);
2618
2619// pane.add_item(Box::new(cx.add_view(|_| item)), false, false, None, cx);
2620// });
2621// assert_item_labels(&pane, ["buffer 1*"], cx);
2622
2623// // new singleton view with different project entry
2624// pane.update(cx, |pane, cx| {
2625// let item = TestItem::new()
2626// .with_singleton(true)
2627// .with_label("buffer 2")
2628// .with_project_items(&[TestProjectItem::new(2, "2.txt", cx)]);
2629// pane.add_item(Box::new(cx.add_view(|_| item)), false, false, None, cx);
2630// });
2631// assert_item_labels(&pane, ["buffer 1", "buffer 2*"], cx);
2632
2633// // new multibuffer view with the same project entry
2634// pane.update(cx, |pane, cx| {
2635// let item = TestItem::new()
2636// .with_singleton(false)
2637// .with_label("multibuffer 1")
2638// .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)]);
2639
2640// pane.add_item(Box::new(cx.add_view(|_| item)), false, false, None, cx);
2641// });
2642// assert_item_labels(&pane, ["buffer 1", "buffer 2", "multibuffer 1*"], cx);
2643
2644// // another multibuffer view with the same project entry
2645// pane.update(cx, |pane, cx| {
2646// let item = TestItem::new()
2647// .with_singleton(false)
2648// .with_label("multibuffer 1b")
2649// .with_project_items(&[TestProjectItem::new(1, "1.txt", cx)]);
2650
2651// pane.add_item(Box::new(cx.add_view(|_| item)), false, false, None, cx);
2652// });
2653// assert_item_labels(
2654// &pane,
2655// ["buffer 1", "buffer 2", "multibuffer 1", "multibuffer 1b*"],
2656// cx,
2657// );
2658// }
2659
2660// #[gpui::test]
2661// async fn test_remove_item_ordering(cx: &mut TestAppContext) {
2662// init_test(cx);
2663// let fs = FakeFs::new(cx.background());
2664
2665// let project = Project::test(fs, None, cx).await;
2666// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2667// let workspace = window.root(cx);
2668// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2669
2670// add_labeled_item(&pane, "A", false, cx);
2671// add_labeled_item(&pane, "B", false, cx);
2672// add_labeled_item(&pane, "C", false, cx);
2673// add_labeled_item(&pane, "D", false, cx);
2674// assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
2675
2676// pane.update(cx, |pane, cx| pane.activate_item(1, false, false, cx));
2677// add_labeled_item(&pane, "1", false, cx);
2678// assert_item_labels(&pane, ["A", "B", "1*", "C", "D"], cx);
2679
2680// pane.update(cx, |pane, cx| {
2681// pane.close_active_item(&CloseActiveItem { save_intent: None }, cx)
2682// })
2683// .unwrap()
2684// .await
2685// .unwrap();
2686// assert_item_labels(&pane, ["A", "B*", "C", "D"], cx);
2687
2688// pane.update(cx, |pane, cx| pane.activate_item(3, false, false, cx));
2689// assert_item_labels(&pane, ["A", "B", "C", "D*"], cx);
2690
2691// pane.update(cx, |pane, cx| {
2692// pane.close_active_item(&CloseActiveItem { save_intent: None }, cx)
2693// })
2694// .unwrap()
2695// .await
2696// .unwrap();
2697// assert_item_labels(&pane, ["A", "B*", "C"], cx);
2698
2699// pane.update(cx, |pane, cx| {
2700// pane.close_active_item(&CloseActiveItem { save_intent: None }, cx)
2701// })
2702// .unwrap()
2703// .await
2704// .unwrap();
2705// assert_item_labels(&pane, ["A", "C*"], cx);
2706
2707// pane.update(cx, |pane, cx| {
2708// pane.close_active_item(&CloseActiveItem { save_intent: None }, cx)
2709// })
2710// .unwrap()
2711// .await
2712// .unwrap();
2713// assert_item_labels(&pane, ["A*"], cx);
2714// }
2715
2716// #[gpui::test]
2717// async fn test_close_inactive_items(cx: &mut TestAppContext) {
2718// init_test(cx);
2719// let fs = FakeFs::new(cx.background());
2720
2721// let project = Project::test(fs, None, cx).await;
2722// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2723// let workspace = window.root(cx);
2724// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2725
2726// set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
2727
2728// pane.update(cx, |pane, cx| {
2729// pane.close_inactive_items(&CloseInactiveItems, cx)
2730// })
2731// .unwrap()
2732// .await
2733// .unwrap();
2734// assert_item_labels(&pane, ["C*"], cx);
2735// }
2736
2737// #[gpui::test]
2738// async fn test_close_clean_items(cx: &mut TestAppContext) {
2739// init_test(cx);
2740// let fs = FakeFs::new(cx.background());
2741
2742// let project = Project::test(fs, None, cx).await;
2743// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2744// let workspace = window.root(cx);
2745// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2746
2747// add_labeled_item(&pane, "A", true, cx);
2748// add_labeled_item(&pane, "B", false, cx);
2749// add_labeled_item(&pane, "C", true, cx);
2750// add_labeled_item(&pane, "D", false, cx);
2751// add_labeled_item(&pane, "E", false, cx);
2752// assert_item_labels(&pane, ["A^", "B", "C^", "D", "E*"], cx);
2753
2754// pane.update(cx, |pane, cx| pane.close_clean_items(&CloseCleanItems, cx))
2755// .unwrap()
2756// .await
2757// .unwrap();
2758// assert_item_labels(&pane, ["A^", "C*^"], cx);
2759// }
2760
2761// #[gpui::test]
2762// async fn test_close_items_to_the_left(cx: &mut TestAppContext) {
2763// init_test(cx);
2764// let fs = FakeFs::new(cx.background());
2765
2766// let project = Project::test(fs, None, cx).await;
2767// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2768// let workspace = window.root(cx);
2769// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2770
2771// set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
2772
2773// pane.update(cx, |pane, cx| {
2774// pane.close_items_to_the_left(&CloseItemsToTheLeft, cx)
2775// })
2776// .unwrap()
2777// .await
2778// .unwrap();
2779// assert_item_labels(&pane, ["C*", "D", "E"], cx);
2780// }
2781
2782// #[gpui::test]
2783// async fn test_close_items_to_the_right(cx: &mut TestAppContext) {
2784// init_test(cx);
2785// let fs = FakeFs::new(cx.background());
2786
2787// let project = Project::test(fs, None, cx).await;
2788// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2789// let workspace = window.root(cx);
2790// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2791
2792// set_labeled_items(&pane, ["A", "B", "C*", "D", "E"], cx);
2793
2794// pane.update(cx, |pane, cx| {
2795// pane.close_items_to_the_right(&CloseItemsToTheRight, cx)
2796// })
2797// .unwrap()
2798// .await
2799// .unwrap();
2800// assert_item_labels(&pane, ["A", "B", "C*"], cx);
2801// }
2802
2803// #[gpui::test]
2804// async fn test_close_all_items(cx: &mut TestAppContext) {
2805// init_test(cx);
2806// let fs = FakeFs::new(cx.background());
2807
2808// let project = Project::test(fs, None, cx).await;
2809// let window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
2810// let workspace = window.root(cx);
2811// let pane = workspace.read_with(cx, |workspace, _| workspace.active_pane().clone());
2812
2813// add_labeled_item(&pane, "A", false, cx);
2814// add_labeled_item(&pane, "B", false, cx);
2815// add_labeled_item(&pane, "C", false, cx);
2816// assert_item_labels(&pane, ["A", "B", "C*"], cx);
2817
2818// pane.update(cx, |pane, cx| {
2819// pane.close_all_items(&CloseAllItems { save_intent: None }, cx)
2820// })
2821// .unwrap()
2822// .await
2823// .unwrap();
2824// assert_item_labels(&pane, [], cx);
2825
2826// add_labeled_item(&pane, "A", true, cx);
2827// add_labeled_item(&pane, "B", true, cx);
2828// add_labeled_item(&pane, "C", true, cx);
2829// assert_item_labels(&pane, ["A^", "B^", "C*^"], cx);
2830
2831// let save = pane
2832// .update(cx, |pane, cx| {
2833// pane.close_all_items(&CloseAllItems { save_intent: None }, cx)
2834// })
2835// .unwrap();
2836
2837// cx.foreground().run_until_parked();
2838// window.simulate_prompt_answer(2, cx);
2839// save.await.unwrap();
2840// assert_item_labels(&pane, [], cx);
2841// }
2842
2843// fn init_test(cx: &mut TestAppContext) {
2844// cx.update(|cx| {
2845// cx.set_global(SettingsStore::test(cx));
2846// theme::init((), cx);
2847// crate::init_settings(cx);
2848// Project::init_settings(cx);
2849// });
2850// }
2851
2852// fn add_labeled_item(
2853// pane: &ViewHandle<Pane>,
2854// label: &str,
2855// is_dirty: bool,
2856// cx: &mut TestAppContext,
2857// ) -> Box<ViewHandle<TestItem>> {
2858// pane.update(cx, |pane, cx| {
2859// let labeled_item =
2860// Box::new(cx.add_view(|_| TestItem::new().with_label(label).with_dirty(is_dirty)));
2861// pane.add_item(labeled_item.clone(), false, false, None, cx);
2862// labeled_item
2863// })
2864// }
2865
2866// fn set_labeled_items<const COUNT: usize>(
2867// pane: &ViewHandle<Pane>,
2868// labels: [&str; COUNT],
2869// cx: &mut TestAppContext,
2870// ) -> [Box<ViewHandle<TestItem>>; COUNT] {
2871// pane.update(cx, |pane, cx| {
2872// pane.items.clear();
2873// let mut active_item_index = 0;
2874
2875// let mut index = 0;
2876// let items = labels.map(|mut label| {
2877// if label.ends_with("*") {
2878// label = label.trim_end_matches("*");
2879// active_item_index = index;
2880// }
2881
2882// let labeled_item = Box::new(cx.add_view(|_| TestItem::new().with_label(label)));
2883// pane.add_item(labeled_item.clone(), false, false, None, cx);
2884// index += 1;
2885// labeled_item
2886// });
2887
2888// pane.activate_item(active_item_index, false, false, cx);
2889
2890// items
2891// })
2892// }
2893
2894// // Assert the item label, with the active item label suffixed with a '*'
2895// fn assert_item_labels<const COUNT: usize>(
2896// pane: &ViewHandle<Pane>,
2897// expected_states: [&str; COUNT],
2898// cx: &mut TestAppContext,
2899// ) {
2900// pane.read_with(cx, |pane, cx| {
2901// let actual_states = pane
2902// .items
2903// .iter()
2904// .enumerate()
2905// .map(|(ix, item)| {
2906// let mut state = item
2907// .as_any()
2908// .downcast_ref::<TestItem>()
2909// .unwrap()
2910// .read(cx)
2911// .label
2912// .clone();
2913// if ix == pane.active_item_index {
2914// state.push('*');
2915// }
2916// if item.is_dirty(cx) {
2917// state.push('^');
2918// }
2919// state
2920// })
2921// .collect::<Vec<_>>();
2922
2923// assert_eq!(
2924// actual_states, expected_states,
2925// "pane items do not match expectation"
2926// );
2927// })
2928// }
2929// }
2930
2931#[derive(Clone, Debug)]
2932struct DraggedTab {
2933 title: String,
2934}
2935
2936impl Render for DraggedTab {
2937 type Element = Div<Self>;
2938
2939 fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
2940 div().w_8().h_4().bg(gpui::red())
2941 }
2942}