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Implement select_all for buffer

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Antonio Scandurra 2021-04-27 13:23:41 +02:00
parent 3d6336b12a
commit 324a6ff7ae
1 changed files with 26 additions and 0 deletions
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26
zed/src/editor/buffer_view.rs
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@ -44,6 +44,7 @@ pub fn init(app: &mut MutableAppContext) {
Binding::new("shift-down", "buffer:select_down", Some("BufferView")),
Binding::new("shift-left", "buffer:select_left", Some("BufferView")),
Binding::new("shift-right", "buffer:select_right", Some("BufferView")),
Binding::new("cmd-a", "buffer:select_all", Some("BufferView")),
Binding::new("pageup", "buffer:page_up", Some("BufferView")),
Binding::new("pagedown", "buffer:page_down", Some("BufferView")),
Binding::new("alt-cmd-[", "buffer:fold", Some("BufferView")),
@ -73,6 +74,7 @@ pub fn init(app: &mut MutableAppContext) {
app.add_action("buffer:select_down", BufferView::select_down);
app.add_action("buffer:select_left", BufferView::select_left);
app.add_action("buffer:select_right", BufferView::select_right);
app.add_action("buffer:select_all", BufferView::select_all);
app.add_action("buffer:page_up", BufferView::page_up);
app.add_action("buffer:page_down", BufferView::page_down);
app.add_action("buffer:fold", BufferView::fold);
@ -816,6 +818,16 @@ impl BufferView {
}
}
pub fn select_all(&mut self, _: &(), ctx: &mut ViewContext<Self>) {
let selection = Selection {
start: Anchor::Start,
end: Anchor::End,
reversed: false,
goal_column: None,
};
self.update_selections(vec![selection], false, ctx);
}
pub fn selections_in_range<'a>(
&'a self,
range: Range<DisplayPoint>,
@ -1844,6 +1856,20 @@ mod tests {
});
}
#[test]
fn test_select_all() {
App::test((), |app| {
let buffer = app.add_model(|ctx| Buffer::new(0, "abc\nde\nfgh", ctx));
let settings = settings::channel(&app.font_cache()).unwrap().1;
let (_, view) = app.add_window(|ctx| BufferView::for_buffer(buffer, settings, ctx));
view.update(app, |b, ctx| b.select_all(&(), ctx));
assert_eq!(
view.read(app).selection_ranges(app.as_ref()),
&[DisplayPoint::new(0, 0)..DisplayPoint::new(2, 3)]
);
});
}
impl BufferView {
fn selection_ranges(&self, app: &AppContext) -> Vec<Range<DisplayPoint>> {
self.selections_in_range(DisplayPoint::zero()..self.max_point(app), app)