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Code Issues Projects Releases Packages Wiki Activity Actions 10

Scroll the collab panel when keyboard focusing

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This commit is contained in:
Conrad Irwin 2023-11-29 22:39:15 -07:00
parent 8638fc4149
commit a37f86f294
2 changed files with 24 additions and 18 deletions
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24
crates/collab_ui2/src/collab_panel.rs
View file

@ -1808,14 +1808,9 @@ impl CollabPanel {
self.selection = Some(ix);
}
// todo!()
// self.list_state.reset(self.entries.len());
// if let Some(ix) = self.selection {
// self.list_state.scroll_to(ListOffset {
// item_ix: ix,
// offset_in_item: 0.,
// });
// }
if let Some(ix) = self.selection {
self.scroll_handle.scroll_to_item(ix)
}
cx.notify();
}
@ -1825,14 +1820,9 @@ impl CollabPanel {
self.selection = Some(ix - 1);
}
// todo!()
// self.list_state.reset(self.entries.len());
// if let Some(ix) = self.selection {
// self.list_state.scroll_to(ListOffset {
// item_ix: ix,
// offset_in_item: 0.,
// });
// }
if let Some(ix) = self.selection {
self.scroll_handle.scroll_to_item(ix)
}
cx.notify();
}
@ -2350,8 +2340,6 @@ impl CollabPanel {
}
fn render_signed_in(&mut self, cx: &mut ViewContext<Self>) -> Div {
dbg!(&self.scroll_handle.top_item());
v_stack()
.size_full()
.child(

18
crates/gpui2/src/elements/div.rs
View file

@ -1491,4 +1491,22 @@ impl ScrollHandle {
Err(ix) => ix.min(state.child_bounds.len().saturating_sub(1)),
}
}
/// scroll_to_item scrolls the minimal amount to ensure that the item is
/// fully visible
pub fn scroll_to_item(&self, ix: usize) {
let state = self.0.borrow();
let Some(bounds) = state.child_bounds.get(ix) else {
return;
};
let scroll_offset = state.offset.borrow().y;
if bounds.top() + scroll_offset < state.bounds.top() {
state.offset.borrow_mut().y = state.bounds.top() - bounds.top();
} else if bounds.bottom() + scroll_offset > state.bounds.bottom() {
state.offset.borrow_mut().y = state.bounds.bottom() - bounds.bottom();
}
}
}