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Don't assume that cloning on split will reuse the same underlying model

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Co-Authored-By: Max Brunsfeld <max@zed.dev>
This commit is contained in:
Antonio Scandurra 2022-02-25 18:30:04 +01:00
parent 7123407f42
commit e278c423d3
5 changed files with 15 additions and 14 deletions
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6
crates/diagnostics/src/diagnostics.rs
View file

@ -28,7 +28,7 @@ use std::{
sync::Arc,
};
use util::TryFutureExt;
use workspace::{ItemNavHistory, ItemViewHandle as _, Workspace};
use workspace::{ItemHandle, ItemNavHistory, ItemViewHandle as _, Workspace};
action!(Deploy);
action!(OpenExcerpts);
@ -536,8 +536,8 @@ impl workspace::Item for ProjectDiagnostics {
}
impl workspace::ItemView for ProjectDiagnosticsEditor {
fn item_id(&self, _: &AppContext) -> usize {
self.model.id()
fn item(&self, _: &AppContext) -> Box<dyn ItemHandle> {
Box::new(self.model.clone())
}
fn tab_content(&self, style: &theme::Tab, _: &AppContext) -> ElementBox {

6
crates/editor/src/items.rs
View file

@ -158,11 +158,11 @@ impl WeakItemHandle for WeakMultiBufferItemHandle {
}
impl ItemView for Editor {
fn item_id(&self, cx: &AppContext) -> usize {
fn item(&self, cx: &AppContext) -> Box<dyn ItemHandle> {
if let Some(buffer) = self.buffer.read(cx).as_singleton() {
buffer.id()
Box::new(BufferItemHandle(buffer))
} else {
self.buffer.id()
Box::new(MultiBufferItemHandle(self.buffer.clone()))
}
}

6
crates/find/src/project_find.rs
View file

@ -12,7 +12,7 @@ use std::{
ops::Range,
path::PathBuf,
};
use workspace::{Item, ItemNavHistory, ItemView, Settings, Workspace};
use workspace::{Item, ItemHandle, ItemNavHistory, ItemView, Settings, Workspace};
action!(Deploy);
action!(Search);
@ -223,8 +223,8 @@ impl ItemView for ProjectFindView {
.update(cx, |editor, cx| editor.deactivated(cx));
}
fn item_id(&self, _: &gpui::AppContext) -> usize {
self.model.id()
fn item(&self, _: &gpui::AppContext) -> Box<dyn ItemHandle> {
Box::new(self.model.clone())
}
fn tab_content(&self, style: &theme::Tab, _: &gpui::AppContext) -> ElementBox {

2
crates/workspace/src/pane.rs
View file

@ -283,7 +283,7 @@ impl Pane {
item_view.added_to_pane(cx);
let item_idx = cmp::min(self.active_item_index + 1, self.item_views.len());
self.item_views
.insert(item_idx, (item_view.item_id(cx), item_view));
.insert(item_idx, (item_view.item(cx).id(), item_view));
self.activate_item(item_idx, cx);
cx.notify();
}

9
crates/workspace/src/workspace.rs
View file

@ -153,7 +153,7 @@ pub trait Item: Entity + Sized {
pub trait ItemView: View {
fn deactivated(&mut self, _: &mut ViewContext<Self>) {}
fn navigate(&mut self, _: Box<dyn Any>, _: &mut ViewContext<Self>) {}
fn item_id(&self, cx: &AppContext) -> usize;
fn item(&self, cx: &AppContext) -> Box<dyn ItemHandle>;
fn tab_content(&self, style: &theme::Tab, cx: &AppContext) -> ElementBox;
fn project_path(&self, cx: &AppContext) -> Option<ProjectPath>;
fn clone_on_split(&self, _: ItemNavHistory, _: &mut ViewContext<Self>) -> Option<Self>
@ -225,7 +225,7 @@ pub trait WeakItemHandle {
}
pub trait ItemViewHandle: 'static {
fn item_id(&self, cx: &AppContext) -> usize;
fn item(&self, cx: &AppContext) -> Box<dyn ItemHandle>;
fn tab_content(&self, style: &theme::Tab, cx: &AppContext) -> ElementBox;
fn project_path(&self, cx: &AppContext) -> Option<ProjectPath>;
fn boxed_clone(&self) -> Box<dyn ItemViewHandle>;
@ -361,8 +361,8 @@ impl dyn ItemViewHandle {
}
impl<T: ItemView> ItemViewHandle for ViewHandle<T> {
fn item_id(&self, cx: &AppContext) -> usize {
self.read(cx).item_id(cx)
fn item(&self, cx: &AppContext) -> Box<dyn ItemHandle> {
self.read(cx).item(cx)
}
fn tab_content(&self, style: &theme::Tab, cx: &AppContext) -> ElementBox {
@ -1059,6 +1059,7 @@ impl Workspace {
if let Some(item) = pane.read(cx).active_item() {
let nav_history = new_pane.read(cx).nav_history().clone();
if let Some(clone) = item.clone_on_split(nav_history, cx.as_mut()) {
self.items.insert(clone.item(cx).downgrade());
new_pane.update(cx, |new_pane, cx| new_pane.add_item_view(clone, cx));
}
}