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comparison dwt/events/VerifyListener.d @ 0:380af2bdd8e5

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author Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
date Sat, 09 Aug 2008 17:00:02 +0200
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1 /*******************************************************************************
2 * Copyright (c) 2000, 2005 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.events.VerifyListener;
12
13 import dwt.dwthelper.utils;
14
15 import dwt.internal.DWTEventListener;
16
17 /**
18 * Classes which implement this interface provide a method
19 * that deals with the events that are generated when text
20 * is about to be modified.
21 * <p>
22 * After creating an instance of a class that implements
23 * this interface it can be added to a text control using the
24 * <code>addVerifyListener</code> method and removed using
25 * the <code>removeVerifyListener</code> method. When the
26 * text is about to be modified, the verifyText method
27 * will be invoked.
28 * </p>
29 *
30 * @see VerifyEvent
31 */
32 public interface VerifyListener extends DWTEventListener {
33
34 /**
35 * Sent when the text is about to be modified.
36 * <p>
37 * A verify event occurs after the user has done something
38 * to modify the text (typically typed a key), but before
39 * the text is modified. The doit field in the verify event
40 * indicates whether or not to modify the text.
41 * </p>
42 *
43 * @param e an event containing information about the verify
44 */
45 public void verifyText(VerifyEvent e);
46 }