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1   /*--------------------------------------------------------------------------
2    *  Copyright 2007 utgenome.org
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of 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,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   *--------------------------------------------------------------------------*/
16  //--------------------------------------
17  // GenomeBrowser Project
18  //
19  // Icon.java
20  // Since: Jun 21, 2007
21  //
22  // $URL$ 
23  // $Author$
24  //--------------------------------------
25  package org.utgenome.gwt.utgb.client.ui;
26  
27  import com.google.gwt.event.dom.client.MouseOutEvent;
28  import com.google.gwt.event.dom.client.MouseOutHandler;
29  import com.google.gwt.event.dom.client.MouseOverEvent;
30  import com.google.gwt.event.dom.client.MouseOverHandler;
31  import com.google.gwt.user.client.ui.Image;
32  
33  public class Icon extends Image implements MouseOutHandler, MouseOverHandler {
34  	IconImage _icon;
35  
36  	public Icon(IconImage icon) {
37  		super(icon.getImageURL());
38  		_icon = icon;
39  
40  		addMouseOutHandler(this);
41  		addMouseOverHandler(this);
42  	}
43  
44  	public void setIcon(IconImage newIcon) {
45  		_icon = newIcon;
46  		setUrl(_icon.getImageURL());
47  	}
48  
49  	public void onMouseOut(MouseOutEvent arg0) {
50  		setUrl(_icon.getImageURL());
51  	}
52  
53  	public void onMouseOver(MouseOverEvent arg0) {
54  		setUrl(_icon.getMouseOverImageURL());
55  	}
56  
57  }