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/*******************************************************************************
 * Copyright (c) 2000, 2008 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.events;


import org.eclipse.swt.widgets.Event;

/**
 * Instances of this class are sent as a result of
 * widgets handling keyboard events
 *
 * @see VerifyListener
 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
 */

public final class VerifyEvent extends KeyEvent {
  
  /**
   * the range of text being modified.
   * Setting these fields has no effect.
   */
  public int start, end;
  
  /**
   * the new text that will be inserted.
   * Setting this field will change the text that is about to
   * be inserted or deleted.
   */
  public String text;

  static final long serialVersionUID = 3257003246269577014L;
  
/**
 * Constructs a new instance of this class based on the
 * information in the given untyped event.
 *
 * @param e the untyped event containing the information
 */
public VerifyEvent(Event e) {
  super(e);
  this.start = e.start;
  this.end = e.end;
  this.text = e.text;
}

/**
 * Returns a string containing a concise, human-readable
 * description of the receiver.
 *
 * @return a string representation of the event
 */
public String toString() {
  String string = super.toString ();
  return string.substring (0, string.length() - 1) // remove trailing '}'
    + " start=" + start
    + " end=" + end
    + " text=" + text
    + "}";
}
}
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