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This commit is contained in:
Nathan Sobo 2023-09-08 13:54:15 -06:00
parent 53a50b8df4
commit 14fc386dc8
1 changed files with 45 additions and 45 deletions
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90
crates/gpui/src/app.rs
View file

@ -3360,6 +3360,51 @@ impl<'a, 'b, V: 'static> ViewContext<'a, 'b, V> {
) -> ElementStateHandle<T> { ) -> ElementStateHandle<T> {
self.element_state_dynamic::<T>(tag, element_id, T::default()) self.element_state_dynamic::<T>(tag, element_id, T::default())
} }
/// Return keystrokes that would dispatch the given action on the given view.
pub(crate) fn keystrokes_for_action(
&mut self,
view_id: usize,
action: &dyn Action,
) -> Option<SmallVec<[Keystroke; 2]>> {
self.notify_if_view_ancestors_change(view_id);
let window = self.window_handle;
let mut contexts = Vec::new();
let mut handler_depth = None;
for (i, view_id) in self.ancestors(view_id).enumerate() {
if let Some(view_metadata) = self.views_metadata.get(&(window, view_id)) {
if let Some(actions) = self.actions.get(&view_metadata.type_id) {
if actions.contains_key(&action.id()) {
handler_depth = Some(i);
}
}
contexts.push(view_metadata.keymap_context.clone());
}
}
if self.global_actions.contains_key(&action.id()) {
handler_depth = Some(contexts.len())
}
let action_contexts = if let Some(depth) = handler_depth {
&contexts[depth..]
} else {
&contexts
};
self.keystroke_matcher
.keystrokes_for_action(action, action_contexts)
}
fn notify_if_view_ancestors_change(&mut self, view_id: usize) {
let self_view_id = self.view_id;
self.window
.views_to_notify_if_ancestors_change
.entry(view_id)
.or_default()
.push(self_view_id);
}
} }
impl<V: View> ViewContext<'_, '_, V> { impl<V: View> ViewContext<'_, '_, V> {
@ -3464,51 +3509,6 @@ impl<'a, 'b, 'c, V> LayoutContext<'a, 'b, 'c, V> {
pub fn view_context(&mut self) -> &mut ViewContext<'a, 'b, V> { pub fn view_context(&mut self) -> &mut ViewContext<'a, 'b, V> {
self.view_context self.view_context
} }
/// Return keystrokes that would dispatch the given action on the given view.
pub(crate) fn keystrokes_for_action(
&mut self,
view_id: usize,
action: &dyn Action,
) -> Option<SmallVec<[Keystroke; 2]>> {
self.notify_if_view_ancestors_change(view_id);
let window = self.window_handle;
let mut contexts = Vec::new();
let mut handler_depth = None;
for (i, view_id) in self.ancestors(view_id).enumerate() {
if let Some(view_metadata) = self.views_metadata.get(&(window, view_id)) {
if let Some(actions) = self.actions.get(&view_metadata.type_id) {
if actions.contains_key(&action.id()) {
handler_depth = Some(i);
}
}
contexts.push(view_metadata.keymap_context.clone());
}
}
if self.global_actions.contains_key(&action.id()) {
handler_depth = Some(contexts.len())
}
let action_contexts = if let Some(depth) = handler_depth {
&contexts[depth..]
} else {
&contexts
};
self.keystroke_matcher
.keystrokes_for_action(action, action_contexts)
}
fn notify_if_view_ancestors_change(&mut self, view_id: usize) {
let self_view_id = self.view_id;
self.window
.views_to_notify_if_ancestors_change
.entry(view_id)
.or_default()
.push(self_view_id);
}
} }
impl<'a, 'b, 'c, V> Deref for LayoutContext<'a, 'b, 'c, V> { impl<'a, 'b, 'c, V> Deref for LayoutContext<'a, 'b, 'c, V> {