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Enable and disable application menu items based on the active view

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This commit is contained in:
Max Brunsfeld 2022-05-19 16:24:02 -07:00
parent c4554c1720
commit ea85473f4f
4 changed files with 56 additions and 0 deletions
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27
crates/gpui/src/app.rs
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@ -192,6 +192,13 @@ impl App {
cx.borrow_mut().quit();
}
}));
foreground_platform.on_validate_menu_command(Box::new({
let cx = app.0.clone();
move |action| {
let cx = cx.borrow_mut();
cx.is_action_available(action)
}
}));
foreground_platform.on_menu_command(Box::new({
let cx = app.0.clone();
move |action| {
@ -1364,6 +1371,26 @@ impl MutableAppContext {
})
}
pub fn is_action_available(&self, action: &dyn Action) -> bool {
let action_type = action.as_any().type_id();
if let Some(window_id) = self.cx.platform.key_window_id() {
if let Some((presenter, _)) = self.presenters_and_platform_windows.get(&window_id) {
let dispatch_path = presenter.borrow().dispatch_path(&self.cx);
for view_id in dispatch_path {
if let Some(view) = self.views.get(&(window_id, view_id)) {
let view_type = view.as_any().type_id();
if let Some(actions) = self.actions.get(&view_type) {
if actions.contains_key(&action_type) {
return true;
}
}
}
}
}
}
self.global_actions.contains_key(&action_type)
}
pub fn dispatch_action_at(&mut self, window_id: usize, view_id: usize, action: &dyn Action) {
let presenter = self
.presenters_and_platform_windows