AdvancedHintsPanel


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  package org.netbeans.modules.editor.hints.options;
20  import java.beans.PropertyChangeListener  ;
21  import java.beans.PropertyChangeSupport  ;
22  import javax.swing.JComponent  ;
23  import org.netbeans.spi.options.OptionsPanelController;
24  import org.openide.util.HelpCtx;
25  import org.openide.util.Lookup;
26  
27  /**
28   *
29   * @author Jan Lahoda
30   */
31  public class AdvancedHintsPanel extends OptionsPanelController {
32  
33      private JComponent   component;
34      private ModelImpl  model;
35      private PropertyChangeSupport   pcs;
36  
37      /** Creates a new instance of AdvancedHintsPanel */
38   public AdvancedHintsPanel() {
39      model = new ModelImpl(this);
40      pcs   = new PropertyChangeSupport  (this);
41      }
42  
43      public void update() {
44      //what is this supposed to do?
45      }
46  
47      public synchronized void applyChanges() {
48      model.commit();
49      }
50  
51      public synchronized void cancel() {
52      model.rollBack();
53      }
54  
55      public boolean isValid() {
56          return true;
57      }
58  
59      public synchronized boolean isChanged() {
60      return model.isModified();
61      }
62      
63      public synchronized JComponent   getComponent(Lookup ignored) {
64          if (component == null) {
65              component = new AdvancedPanelImpl(model);
66          }
67          
68          return component;
69      }
70  
71      public HelpCtx getHelpCtx() {
72          return HelpCtx.DEFAULT_HELP;
73      }
74  
75      public void addPropertyChangeListener(PropertyChangeListener   l) {
76      pcs.addPropertyChangeListener(l);
77      }
78  
79      public void removePropertyChangeListener(PropertyChangeListener   l) {
80      pcs.removePropertyChangeListener(l);
81      }
82      
83      void firePropertyChange(String   name, Object   old, Object   nue) {
84      pcs.firePropertyChange(name, old, nue);
85      }
86      
87  }
88
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