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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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9
crates/workspace/src/workspace.rs
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@ -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));
}
}