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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2005 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 *******************************************************************************/
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11 module org.eclipse.swt.events.VerifyListener;
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12
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13
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3
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14 public import org.eclipse.swt.internal.SWTEventListener;
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15 public import org.eclipse.swt.events.VerifyEvent;
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2
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16
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17 /**
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18 * Classes which implement this interface provide a method
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19 * that deals with the events that are generated when text
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20 * is about to be modified.
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21 * <p>
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22 * After creating an instance of a class that :
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23 * this interface it can be added to a text control using the
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24 * <code>addVerifyListener</code> method and removed using
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25 * the <code>removeVerifyListener</code> method. When the
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26 * text is about to be modified, the verifyText method
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27 * will be invoked.
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28 * </p>
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29 *
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30 * @see VerifyEvent
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31 */
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32 public interface VerifyListener : SWTEventListener {
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33
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34 /**
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35 * Sent when the text is about to be modified.
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36 * <p>
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37 * A verify event occurs after the user has done something
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38 * to modify the text (typically typed a key), but before
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39 * the text is modified. The doit field in the verify event
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40 * indicates whether or not to modify the text.
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41 * </p>
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42 *
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43 * @param e an event containing information about the verify
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44 */
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45 public void verifyText(VerifyEvent e);
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46 }
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