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Java > Open Source Codes > org > eclipse > swt > events > MouseAdapter


1 /*******************************************************************************
2  * Copyright (c) 2000, 2004 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11 package org.eclipse.swt.events;
12
13
14 /**
15  * This adapter class provides default implementations for the
16  * methods described by the <code>MouseListener</code> interface.
17  * <p>
18  * Classes that wish to deal with <code>MouseEvent</code>s
19  * which occur as mouse buttons are pressed and released can
20  * extend this class and override only the methods which they are
21  * interested in.
22  * </p>
23  *
24  * @see MouseListener
25  * @see MouseEvent
26  */
27 public abstract class MouseAdapter implements MouseListener {
28
29 /**
30  * Sent when a mouse button is pressed twice within the
31  * (operating system specified) double click period.
32  * The default behavior is to do nothing.
33  *
34  * @param e an event containing information about the mouse double click
35  *
36  * @see org.eclipse.swt.widgets.Display#getDoubleClickTime()
37  */
38 public void mouseDoubleClick(MouseEvent e) {
39 }
40
41 /**
42  * Sent when a mouse button is pressed.
43  * The default behavior is to do nothing.
44  *
45  * @param e an event containing information about the mouse button press
46  */
47 public void mouseDown(MouseEvent e) {
48 }
49
50 /**
51  * Sent when a mouse button is released.
52  * The default behavior is to do nothing.
53  *
54  * @param e an event containing information about the mouse button release
55  */
56 public void mouseUp(MouseEvent e) {
57 }
58 }
59
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