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Java > Open Source Codes > org > netbeans > modules > java > navigation > actions > InspectHierarchyAction


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.netbeans.modules.java.navigation.actions;
21
22 import org.netbeans.modules.java.navigation.JavaHierarchy;
23 import org.openide.filesystems.FileObject;
24 import org.openide.loaders.DataObject;
25 import org.openide.nodes.Node;
26 import org.openide.util.NbBundle;
27 import static javax.lang.model.util.ElementFilter.*;
28
29 /**
30  * This action shows the hierarchy of the types in the selected file in a pop up window.
31  *
32  * @author Sandip Chitale (Sandip.Chitale@Sun.Com)
33  */
34 public final class InspectHierarchyAction extends AbstractNavigationAction {
35     
36     public InspectHierarchyAction() {
37         putValue("noIconInMenu", Boolean.TRUE); // NOI18N
38 }
39     
40     protected void performAction(Node[] activatedNodes) {
41         DataObject dataObject =
42                 (DataObject) activatedNodes[0].getLookup().lookup(DataObject.class);
43
44         if (dataObject != null) {
45             final FileObject fileObject = dataObject.getPrimaryFile();
46
47             // Is this really a java file
48 if (fileObject != null &&
49                     "java".equalsIgnoreCase(fileObject.getExt()) && // NOI18N
50 "text/x-java".equals(fileObject.getMIMEType())) { // NOI18N
51 // show the hierarchy in pop up window
52 JavaHierarchy.show(fileObject);
53                 return;
54             }
55         }
56
57         beep();
58     }
59
60     public String JavaDoc getName() {
61         return NbBundle.getMessage(InspectMembersAction.class,
62             "CTL_InspectHierarchyAction"); // NOI18N
63 }
64
65     protected Class JavaDoc[] cookieClasses() {
66         return new Class JavaDoc[] { DataObject.class };
67     }
68 }
69
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