KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > netbeans > modules > welcome > ShowWelcomeAction


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.welcome;
21
22 import java.util.Iterator JavaDoc;
23 import java.util.Set JavaDoc;
24
25 import org.openide.util.HelpCtx;
26 import org.openide.util.NbBundle;
27 import org.openide.util.actions.CallableSystemAction;
28 import org.openide.windows.TopComponent;
29
30 /**
31  * Show the welcome screen.
32  * @author Richard Gregor
33  */
34 public class ShowWelcomeAction extends CallableSystemAction {
35
36     public ShowWelcomeAction() {
37         putValue("noIconInMenu", Boolean.TRUE);
38     }
39
40     public void performAction() {
41         WelcomeComponent topComp = null;
42         Set JavaDoc/*<TopComponent>*/ tcs = TopComponent.getRegistry().getOpened();
43         Iterator JavaDoc it = tcs.iterator();
44         while (it.hasNext()) {
45             TopComponent tc = (TopComponent)it.next();
46             if (tc instanceof WelcomeComponent) {
47                 topComp = (WelcomeComponent) tc;
48                 break;
49             }
50         }
51         if(topComp == null){
52             topComp = WelcomeComponent.findComp();
53         }
54        
55         topComp.open();
56         topComp.requestActive();
57     }
58     
59     public String JavaDoc getName() {
60         return NbBundle.getMessage(ShowWelcomeAction.class, "LBL_Action");
61     }
62     
63     protected String JavaDoc iconResource() {
64         return "org/netbeans/modules/welcome/resources/welcome.gif"; //NOI18N
65 }
66     
67     public HelpCtx getHelpCtx() {
68         return HelpCtx.DEFAULT_HELP;
69     }
70     
71     protected boolean asynchronous(){
72         return false;
73     }
74
75 }
76
Popular Tags