Mercurial > projects > dwt-mac

comparison dwt/dnd/DragSourceEvent.d @ 0:380af2bdd8e5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Upload of whole dwt tree
author Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
date Sat, 09 Aug 2008 17:00:02 +0200
parents
children 1a8b3cb347e0
comparison
equal deleted inserted replaced
-1:000000000000 0:380af2bdd8e5
1 /*******************************************************************************
2 * Copyright (c) 2000, 2007 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 module dwt.dnd;
12
13 import dwt.events.TypedEvent;
14 import dwt.graphics.*;
15
16 /**
17 * The DragSourceEvent contains the event information passed in the methods of the DragSourceListener.
18 *
19 * @see DragSourceListener
20 */
21 public class DragSourceEvent : TypedEvent {
22 /**
23 * The operation that was performed.
24 * @see DND#DROP_NONE
25 * @see DND#DROP_MOVE
26 * @see DND#DROP_COPY
27 * @see DND#DROP_LINK
28 * @see DND#DROP_TARGET_MOVE
29 */
30 public int detail;
31
32 /**
33 * In dragStart, the doit field determines if the drag and drop operation
34 * should proceed; in dragFinished, the doit field indicates whether
35 * the operation was performed successfully.
36 * <p></p>
37 * In dragStart:
38 * <p>Flag to determine if the drag and drop operation should proceed.
39 * The application can set this value to false to prevent the drag from starting.
40 * Set to true by default.</p>
41 *
42 * <p>In dragFinished:</p>
43 * <p>Flag to indicate if the operation was performed successfully.
44 * True if the operation was performed successfully.</p>
45 */
46 public bool doit;
47
48 /**
49 * In dragStart, the x coordinate (relative to the control) of the
50 * position the mouse went down to start the drag.
51 * @since 3.2
52 */
53 public int x;
54 /**
55 * In dragStart, the y coordinate (relative to the control) of the
56 * position the mouse went down to start the drag .
57 * @since 3.2
58 */
59 public int y;
60
61 /**
62 * The type of data requested.
63 * Data provided in the data field must be of the same type.
64 */
65 public TransferData dataType;
66
67 /**
68 * The drag source image to be displayed during the drag.
69 * <p>A value of null indicates that no drag image will be displayed.</p>
70 * <p>The default value is null.</p>
71 *
72 * @since 3.3
73 */
74 public Image image;
75
76 static final long serialVersionUID = 3257002142513770808L;
77
78 /**
79 * Constructs a new instance of this class based on the
80 * information in the given untyped event.
81 *
82 * @param e the untyped event containing the information
83 */
84 public DragSourceEvent(DNDEvent e) {
85 super(e);
86 this.data = e.data;
87 this.detail = e.detail;
88 this.doit = e.doit;
89 this.dataType = e.dataType;
90 this.x = e.x;
91 this.y = e.y;
92 this.image = e.image;
93 }
94 void updateEvent(DNDEvent e) {
95 e.widget = this.widget;
96 e.time = this.time;
97 e.data = this.data;
98 e.detail = this.detail;
99 e.doit = this.doit;
100 e.dataType = this.dataType;
101 e.x = this.x;
102 e.y = this.y;
103 e.image = this.image;
104 }
105 }