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Java > Open Source Codes > org > apache > cocoon > forms > formmodel > ImageMapDefinitionBuilder


1 /*
2  * Copyright 1999-2004 The Apache Software Foundation.
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 package org.apache.cocoon.forms.formmodel;
17
18 import java.util.Iterator JavaDoc;
19
20 import org.apache.cocoon.forms.FormsConstants;
21 import org.apache.cocoon.forms.event.ActionListener;
22 import org.apache.cocoon.forms.util.DomHelper;
23 import org.w3c.dom.Element JavaDoc;
24
25 /**
26  * Builds {@link ImageMapDefinition}s.
27  *
28  * @version $Id$
29  * @since 2.1.8
30  */

31 public class ImageMapDefinitionBuilder extends AbstractWidgetDefinitionBuilder {
32     
33     public WidgetDefinition buildWidgetDefinition(Element JavaDoc widgetElement) throws Exception JavaDoc {
34         ImageMapDefinition definition = new ImageMapDefinition();
35         setupDefinition(widgetElement, definition);
36         definition.makeImmutable();
37         return definition;
38     }
39     
40     protected void setupDefinition(Element JavaDoc widgetElement, ImageMapDefinition definition) throws Exception JavaDoc {
41         super.setupDefinition(widgetElement, definition);
42
43         setDisplayData(widgetElement, definition);
44
45         // Get the "command" optional attribute
46
String JavaDoc actionCommand = DomHelper.getAttribute(widgetElement, ImageMap.COMMAND_AT, null);
47         definition.setActionCommand(actionCommand);
48
49         Iterator JavaDoc iter = buildEventListeners(widgetElement, ImageMap.ONACTION_EL, ActionListener.class).iterator();
50         while (iter.hasNext()) {
51             definition.addActionListener((ActionListener)iter.next());
52         }
53
54         // Sets image map source
55
Element JavaDoc imageURIEl= DomHelper.getChildElement(widgetElement, FormsConstants.DEFINITION_NS, ImageMap.VALUE_EL);
56         if ( imageURIEl != null ) {
57             definition.setImageURI(DomHelper.getElementText(imageURIEl));
58         }
59     }
60 }
61
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