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Java > Open Source Codes > org > netbeans > spi > navigator > NavigatorHandler


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.spi.navigator;
21
22 import org.netbeans.modules.navigator.NavigatorTC;
23
24 /**
25  * Set of methods for driving navigator behaviour.
26  *
27  * @author Dafe Simonek
28  */
29 public final class NavigatorHandler {
30     
31     /** No external instantiation allowed.
32      */
33     private NavigatorHandler () {
34     }
35     
36     /**
37      * Activates and shows given panel in navigator view. Panel must be one of
38      * available panels at the time this method is called, which means that
39      * panel must be registered (either through mime type in xml layer or NavigatorLookupHint)
40      * for currently activated node in the system.
41      * Previously activated panel is deactivated and hidden.
42      * <p>
43      * Typical use case is to set preferred navigator panel in a situation
44      * when multiple panels are registered for multiple data types.
45      * <p>
46      * This method must be called from EventQueue thread.
47      *
48      * @param panel Navigator panel to be activated
49      * @throws IllegalArgumentException if given panel is not available
50      */
51     public static void activatePanel (NavigatorPanel panel) {
52         NavigatorTC.getInstance().getController().activatePanel(panel);
53     }
54     
55 }
56
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