01 /*
02 * Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
03 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04 *
05 * This code is free software; you can redistribute it and/or modify it
06 * under the terms of the GNU General Public License version 2 only, as
07 * published by the Free Software Foundation. Sun designates this
08 * particular file as subject to the "Classpath" exception as provided
09 * by Sun in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package java.awt.dnd;
27
28 import java.util.EventListener;
29
30 /**
31 * A listener interface for receiving mouse motion events during a drag
32 * operation.
33 * <p>
34 * The class that is interested in processing mouse motion events during
35 * a drag operation either implements this interface or extends the abstract
36 * <code>DragSourceAdapter</code> class (overriding only the methods of
37 * interest).
38 * <p>
39 * Create a listener object using that class and then register it with
40 * a <code>DragSource</code>. Whenever the mouse moves during a drag
41 * operation initiated with this <code>DragSource</code>, that object's
42 * <code>dragMouseMoved</code> method is invoked, and the
43 * <code>DragSourceDragEvent</code> is passed to it.
44 *
45 * @see DragSourceDragEvent
46 * @see DragSource
47 * @see DragSourceListener
48 * @see DragSourceAdapter
49 *
50 * @version 1.11, 05/05/07
51 * @since 1.4
52 */
53
54 public interface DragSourceMotionListener extends EventListener {
55
56 /**
57 * Called whenever the mouse is moved during a drag operation.
58 *
59 * @param dsde the <code>DragSourceDragEvent</code>
60 */
61 void dragMouseMoved(DragSourceDragEvent dsde);
62 }
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