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Java > Open Source Codes > com > google > gwt > user > client > EventListener


1 /*
2  * Copyright 2006 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5  * use this file except in compliance with the License. You may obtain a copy of
6  * the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13  * License for the specific language governing permissions and limitations under
14  * the License.
15  */
16 package com.google.gwt.user.client;
17
18 /**
19  * Receives low-level browser events. The implementer registers for DOM events
20  * using
21  * {@link com.google.gwt.user.client.DOM#setEventListener(Element, EventListener)}.
22  *
23  * <p>
24  * Only subclasses of {@link com.google.gwt.user.client.ui.Widget} should
25  * attempt to listen to browser events.
26  * </p>
27  */
28 public interface EventListener {
29
30   /**
31    * Fired whenever a browser event is received.
32    *
33    * @param event the event received
34    */
35   void onBrowserEvent(Event event);
36 }
37
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