Add component:destroy event to ComponentDelete

src/commands/view/ComponentDelete.js

@@ -2,7 +2,7 @@ import { isArray } from 'underscore';
 
 module.exports = {
   run(ed, sender, opts = {}) {
-    if (!ed.Canvas.hasFocus() || ed.getModel().isEditing()) return;
+    if (ed.getModel().isEditing()) return;
     let components = opts.component || ed.getSelectedAll();
     components = isArray(components) ? [...components] : [components];
 
@@ -17,6 +17,7 @@ module.exports = {
       }
       if (component) {
         const coll = component.collection;
+        component.trigger('component:destroy');
         coll && coll.remove(component);
       }
     });