add bar

src/events.js

@@ -6,10 +6,19 @@ export default class Events {
   }
 
   proxy(target, name, callback, option = {}) {
+    if (Array.isArray(name)) {
+      name.forEach(item => this.proxy(target, item, callback, option));
+    }
+
     target.addEventListener(name, callback, option);
-    this.destroyEvents.push(() => {
+
+    const destroy = () => {
       target.removeEventListener(name, callback, option);
-    });
+    };
+
+    this.destroyEvents.push(destroy);
+
+    return destroy;
   }
 
   destroy() {