Added DelayedAction class to use to handle stopping scrolling

web/react/utils/delayed_action.jsx

@@ -0,0 +1,27 @@
+// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+export default class DelayedAction {
+    constructor(action) {
+        this.action = action;
+
+        this.timer = -1;
+
+        // bind fire since it doesn't get passed the correct this value with setTimeout
+        this.fire = this.fire.bind(this);
+    }
+
+    fire() {
+        this.action();
+
+        this.timer = -1;
+    }
+
+    fireAfter(timeout) {
+        if (this.timer >= 0) {
+            window.clearTimeout(this.timer);
+        }
+
+        this.timer = window.setTimeout(this.fire, timeout);
+    }
+}