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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  // LinkOperation.java
20  // Since: 2007/06/14
21  //
22  // $URL$ 
23  // $Author$
24  //--------------------------------------
25  package org.utgenome.gwt.utgb.client.track.operation;
26  
27  import org.utgenome.gwt.utgb.client.track.lib.old.Utilities;
28  
29  import com.google.gwt.user.client.Window;
30  import com.google.gwt.user.client.ui.Widget;
31  import com.google.gwt.xml.client.Node;
32  
33  /**
34   * @author ssksn
35   * 
36   */
37  public class LinkOperation implements Operation {
38  	private final String url;
39  	private final String target;
40  
41  	public LinkOperation(final Node linkOperationNode) {
42  		this.url = Utilities.getAttributeValue(linkOperationNode, "url");
43  		final String _target = Utilities.getAttributeValue(linkOperationNode, "target");
44  		if (_target == null)
45  			this.target = "";
46  		else
47  			this.target = _target;
48  	}
49  
50  	public void execute(Widget sender, int x, int y) {
51  		Window.open(url, target, "");
52  	}
53  
54  }