Mercurial > projects > dwt-win

annotate dwt/dnd/Transfer.d @ 136:04e357b8343d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
DragSource
author Frank Benoit <benoit@tionex.de>
date Wed, 13 Feb 2008 14:24:54 +0100
parents 242e33c0e383
children ab60f3309436
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
135
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
1 /*******************************************************************************
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
2 * Copyright (c) 2000, 2007 IBM Corporation and others.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
3 * All rights reserved. This program and the accompanying materials
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
4 * are made available under the terms of the Eclipse Public License v1.0
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
5 * which accompanies this distribution, and is available at
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
6 * http://www.eclipse.org/legal/epl-v10.html
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
7 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
8 * Contributors:
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
9 * IBM Corporation - initial API and implementation
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
10 * Port to the D programming language:
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
11 * Frank Benoit <benoit@tionex.de>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
12 *******************************************************************************/
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
13 module dwt.dnd.Transfer;
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
14
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
15
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
16 import dwt.internal.win32.OS;
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
17
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
18 import dwt.dnd.TransferData;
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
19
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
20 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
21 * <code>Transfer</code> provides a mechanism for converting between a java
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
22 * representation of data and a platform specific representation of data and
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
23 * vice versa. It is used in data transfer operations such as drag and drop and
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
24 * clipboard copy/paste.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
25 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
26 * <p>You should only need to become familiar with this class if you are
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
27 * implementing a Transfer subclass and you are unable to subclass the
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
28 * ByteArrayTransfer class.</p>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
29 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
30 * @see ByteArrayTransfer
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
31 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
32 public abstract class Transfer {
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
33
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
34 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
35 * Returns a list of the platform specific data types that can be converted using
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
36 * this transfer agent.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
37 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
38 * <p>Only the data type fields of the <code>TransferData</code> objects are filled
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
39 * in.</p>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
40 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
41 * @return a list of the data types that can be converted using this transfer agent
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
42 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
43 abstract public TransferData[] getSupportedTypes();
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
44
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
45 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
46 * Returns true if the <code>TransferData</code> data type can be converted
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
47 * using this transfer agent, or false otherwise (including if transferData is
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
48 * <code>null</code>).
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
49 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
50 * @param transferData a platform specific description of a data type; only the data
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
51 * type fields of the <code>TransferData</code> object need to be filled in
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
52 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
53 * @return true if the transferData data type can be converted using this transfer
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
54 * agent
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
55 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
56 abstract public bool isSupportedType(TransferData transferData);
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
57
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
58 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
59 * Returns the platform specific ids of the data types that can be converted using
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
60 * this transfer agent.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
61 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
62 * @return the platform specific ids of the data types that can be converted using
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
63 * this transfer agent
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
64 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
65 abstract protected int[] getTypeIds();
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
66
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
67 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
68 * Returns the platform specific names of the data types that can be converted
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
69 * using this transfer agent.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
70 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
71 * @return the platform specific names of the data types that can be converted
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
72 * using this transfer agent.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
73 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
74 abstract protected char[][] getTypeNames();
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
75
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
76 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
77 * Converts a java representation of data to a platform specific representation of
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
78 * the data.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
79 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
80 * <p>On a successful conversion, the transferData.result field will be set as follows:
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
81 * <ul>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
82 * <li>Windows: COM.S_OK
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
83 * <li>Motif: 1
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
84 * <li>GTK: 1
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
85 * <li>Photon: 1
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
86 * </ul></p>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
87 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
88 * <p>If this transfer agent is unable to perform the conversion, the transferData.result
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
89 * field will be set to a failure value as follows:
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
90 * <ul>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
91 * <li>Windows: COM.DV_E_TYMED or COM.E_FAIL
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
92 * <li>Motif: 0
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
93 * <li>GTK: 0
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
94 * <li>Photon: 0
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
95 * </ul></p>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
96 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
97 * @param object a java representation of the data to be converted; the type of
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
98 * Object that is passed in is dependent on the <code>Transfer</code> subclass.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
99 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
100 * @param transferData an empty TransferData object; this object will be
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
101 * filled in on return with the platform specific representation of the data
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
102 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
103 * @exception dwt.DWTException <ul>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
104 * <li>ERROR_INVALID_DATA - if object does not contain data in a valid format or is <code>null</code></li>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
105 * </ul>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
106 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
107 abstract public void javaToNative (Object object, TransferData transferData);
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
108
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
109 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
110 * Converts a platform specific representation of data to a java representation.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
111 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
112 * @param transferData the platform specific representation of the data to be
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
113 * converted
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
114 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
115 * @return a java representation of the converted data if the conversion was
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
116 * successful; otherwise null. If transferData is <code>null</code> then
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
117 * <code>null</code> is returned. The type of Object that is returned is
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
118 * dependent on the <code>Transfer</code> subclass.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
119 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
120 abstract public Object nativeToJava(TransferData transferData);
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
121
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
122 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
123 * Registers a name for a data type and returns the associated unique identifier.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
124 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
125 * <p>You may register the same type more than once, the same unique identifier
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
126 * will be returned if the type has been previously registered.</p>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
127 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
128 * <p>Note: On windows, do <b>not</b> call this method with pre-defined
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
129 * Clipboard Format types such as CF_TEXT or CF_BITMAP because the
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
130 * pre-defined identifier will not be returned</p>
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
131 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
132 * @param formatName the name of a data type
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
133 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
134 * @return the unique identifier associated with this data type
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
135 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
136 public static int registerType(char[] formatName) {
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
137 // Look name up in the registry
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
138 // If name is not in registry, add it and return assigned value.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
139 // If name already exists in registry, return its assigned value
136
04e357b8343d DragSource
Frank Benoit <benoit@tionex.de>
parents: 135
diff changeset
140 TCHAR* chFormatName = StrToTCHARz(0, formatName);
135
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
141 return OS.RegisterClipboardFormat(chFormatName);
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
142 }
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
143
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
144 /**
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
145 * Test that the object is of the correct format for this Transfer class.
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
146 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
147 * @param object a java representation of the data to be converted
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
148 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
149 * @return true if object is of the correct form for this transfer type
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
150 *
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
151 * @since 3.1
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
152 */
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
153 public bool validate(Object object) {
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
154 return true;
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
155 }
242e33c0e383 Added dnd source, ByteArrayTransfer,Clipboard completed
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
156 }