Viewer: Composition Settings… in the composition's right-click menu

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

crates/ui-egui/src/panels/viewer.rs

@@ -1281,6 +1281,13 @@ pub fn show(app: &mut EffectcraftApp, ui: &mut egui::Ui, rect: Rect) {
             context_actions.push(("comp.copyFrame".to_owned(), serde_json::json!({"comp": cid.0})));
             ui.close();
         }
+        // The comp this viewer shows, which is not always the active one.
+        let settings = ui.button(crate::i18n::tr("Composition Settings…"));
+        app.auto.add("viewer.context.settings", settings.rect, "Composition Settings…");
+        if settings.clicked() {
+            context_actions.push(("comp.settings".to_owned(), serde_json::json!({"comp": cid.0})));
+            ui.close();
+        }
     });
     for (id, params) in context_actions {
         if let Err(e) = crate::menus::invoke(app, &ctx, &id, params) {

crates/ui-egui/tests/ui_blank_context_menus.rs

@@ -87,6 +87,20 @@ fn timeline_blank_menu_opens_solid_settings() {
     assert_eq!(h.state().dialog, Some(Dialog::SolidSettings));
 }
 
+/// Right-clicking the composition in the viewer offers Composition Settings…, which opens on the
+/// comp the viewer shows.
+#[test]
+fn viewer_menu_opens_composition_settings() {
+    let mut h = harness();
+    let comp = h.state().session.active_comp_id().unwrap();
+    let p = rect(&h, "viewer.comp").center();
+    right_click(&mut h, p);
+    h.get_by_label("Composition Settings…").click();
+    h.run_steps(3);
+    assert_eq!(h.state().dialog, Some(Dialog::CompSettings));
+    assert_eq!(h.state().session.active_comp_id(), Some(comp));
+}
+
 #[test]
 fn project_item_and_timeline_layer_keep_their_own_context_menus() {
     let mut h = harness();