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Java > Open Source Codes > org > netbeans > spi > debugger > ui > Controller


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.debugger.ui;
21
22 import java.beans.PropertyChangeListener JavaDoc;
23
24
25 /**
26  * Support for validation of various customizers. This interface can be
27  * optionally implemented by some customizers like Attach Panel (see
28  * {@link AttachType#getCustomizer}) and breakpoint customizer (see
29  * {@link BreakpointType#getCustomizer}).
30  *
31  * @author Jan Jancura
32  */
33 public interface Controller {
34
35     /** Property name constant for valid property. */
36     public static final String JavaDoc PROP_VALID = "valid"; // NOI18N
37
38
39     /**
40      * Called when "Ok" button is pressed.
41      *
42      * @return whether customizer can be closed
43      */
44     public boolean ok ();
45     
46     /**
47      * Called when "Cancel" button is pressed.
48      *
49      * @return whether customizer can be closed
50      */
51     public boolean cancel ();
52     
53     /**
54      * Return <code>true</code> whether value of this customizer
55      * is valid (and OK button can be enabled).
56      *
57      * @return <code>true</code> whether value of this customizer
58      * is valid
59      */
60     public boolean isValid ();
61
62     /**
63      * Add a listener to property changes.
64      *
65      * @param l the listener to add
66      */
67     public abstract void addPropertyChangeListener (PropertyChangeListener JavaDoc l);
68
69     /**
70      * Remove a listener to property changes.
71      *
72      * @param l the listener to remove
73      */
74     public abstract void removePropertyChangeListener (PropertyChangeListener JavaDoc l);
75 }
76
77
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