Propagate idle timeout event to components (helix-editor#3172)

helix-term/src/application.rs

@@ -435,18 +435,13 @@ impl Application {
     }
 
     pub fn handle_idle_timeout(&mut self) {
-        use crate::compositor::EventResult;
-        let editor_view = self
-            .compositor
-            .find::<ui::EditorView>()
-            .expect("expected at least one EditorView");
-
         let mut cx = crate::compositor::Context {
             editor: &mut self.editor,
             jobs: &mut self.jobs,
             scroll: None,
         };
-        if let EventResult::Consumed(_) = editor_view.handle_idle_timeout(&mut cx) {
+        let should_render = self.compositor.handle_event(&Event::IdleTimeout, &mut cx);
+        if should_render {
             self.render();
         }
     }

helix-term/src/ui/editor.rs

@@ -1068,23 +1068,15 @@ impl EditorView {
         editor.clear_idle_timer(); // don't retrigger
     }
 
-    pub fn handle_idle_timeout(&mut self, cx: &mut crate::compositor::Context) -> EventResult {
+    pub fn handle_idle_timeout(&mut self, cx: &mut commands::Context) -> EventResult {
         if self.completion.is_some()
             || cx.editor.mode != Mode::Insert
             || !cx.editor.config().auto_completion
         {
             return EventResult::Ignored(None);
         }
 
-        let mut cx = commands::Context {
-            register: None,
-            editor: cx.editor,
-            jobs: cx.jobs,
-            count: None,
-            callback: None,
-            on_next_key_callback: None,
-        };
-        crate::commands::insert::idle_completion(&mut cx);
+        crate::commands::insert::idle_completion(cx);
 
         EventResult::Consumed(None)
     }
@@ -1410,6 +1402,7 @@ impl Component for EditorView {
             }
 
             Event::Mouse(event) => self.handle_mouse_event(event, &mut cx),
+            Event::IdleTimeout => self.handle_idle_timeout(&mut cx),
             Event::FocusGained | Event::FocusLost => EventResult::Ignored(None),
         }
     }

helix-view/src/input.rs

@@ -14,6 +14,7 @@ pub enum Event {
     Mouse(MouseEvent),
     Paste(String),
     Resize(u16, u16),
+    IdleTimeout,
 }
 
 #[derive(Debug, PartialOrd, PartialEq, Eq, Clone, Copy, Hash)]