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Reintroduce pane navigation history in zed2

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This commit is contained in:
Max Brunsfeld 2023-11-30 12:10:25 -08:00
parent bd6fa66a7c
commit c63ca09eed
2 changed files with 65 additions and 40 deletions
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59
crates/editor2/src/items.rs
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@ -529,39 +529,38 @@ fn deserialize_anchor(buffer: &MultiBufferSnapshot, anchor: proto::EditorAnchor)
impl Item for Editor {
fn navigate(&mut self, data: Box<dyn std::any::Any>, cx: &mut ViewContext<Self>) -> bool {
todo!();
// if let Ok(data) = data.downcast::<NavigationData>() {
// let newest_selection = self.selections.newest::<Point>(cx);
// let buffer = self.buffer.read(cx).read(cx);
// let offset = if buffer.can_resolve(&data.cursor_anchor) {
// data.cursor_anchor.to_point(&buffer)
// } else {
// buffer.clip_point(data.cursor_position, Bias::Left)
// };
if let Ok(data) = data.downcast::<NavigationData>() {
let newest_selection = self.selections.newest::<Point>(cx);
let buffer = self.buffer.read(cx).read(cx);
let offset = if buffer.can_resolve(&data.cursor_anchor) {
data.cursor_anchor.to_point(&buffer)
} else {
buffer.clip_point(data.cursor_position, Bias::Left)
};
// let mut scroll_anchor = data.scroll_anchor;
// if !buffer.can_resolve(&scroll_anchor.anchor) {
// scroll_anchor.anchor = buffer.anchor_before(
// buffer.clip_point(Point::new(data.scroll_top_row, 0), Bias::Left),
// );
// }
let mut scroll_anchor = data.scroll_anchor;
if !buffer.can_resolve(&scroll_anchor.anchor) {
scroll_anchor.anchor = buffer.anchor_before(
buffer.clip_point(Point::new(data.scroll_top_row, 0), Bias::Left),
);
}
// drop(buffer);
drop(buffer);
// if newest_selection.head() == offset {
// false
// } else {
// let nav_history = self.nav_history.take();
// self.set_scroll_anchor(scroll_anchor, cx);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select_ranges([offset..offset])
// });
// self.nav_history = nav_history;
// true
// }
// } else {
// false
// }
if newest_selection.head() == offset {
false
} else {
let nav_history = self.nav_history.take();
self.set_scroll_anchor(scroll_anchor, cx);
self.change_selections(Some(Autoscroll::fit()), cx, |s| {
s.select_ranges([offset..offset])
});
self.nav_history = nav_history;
true
}
} else {
false
}
}
fn tab_tooltip_text(&self, cx: &AppContext) -> Option<SharedString> {