/******************************************************************************* * Copyright (c) 2000, 2003 IBM Corporation and others. * All rights reserved. This program and the accompanying materials  * are made available under the terms of the Common Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/cpl-v10.html *  * Contributors: *     IBM Corporation - initial API and implementation *******************************************************************************/package org.eclipse.swt.events;import org.eclipse.swt.widgets.*;/** * Instances of this class are sent as a result of * widgets being selected. * <p> * Note: The fields that are filled in depend on the widget. * </p> * * @see SelectionListener */public class SelectionEvent extends TypedEvent {		/**	 * The item that was selected.	 */	public Widget item;		/**	 * Extra detail information about the selection, depending on the widget.	 * 	 * <p><b>Sash</b><ul>	 * <li>{@link org.eclipse.swt.SWT#DRAG}</li>	 * </ul></p><p><b>ScrollBar and Slider</b><ul>	 * <li>{@link org.eclipse.swt.SWT#DRAG}</li>	 * <li>{@link org.eclipse.swt.SWT#HOME}</li>	 * <li>{@link org.eclipse.swt.SWT#END}</li>	 * <li>{@link org.eclipse.swt.SWT#ARROW_DOWN}</li>	 * <li>{@link org.eclipse.swt.SWT#ARROW_UP}</li>	 * <li>{@link org.eclipse.swt.SWT#PAGE_DOWN}</li>	 * <li>{@link org.eclipse.swt.SWT#PAGE_UP}</li>	 * </ul></p><p><b>Table, Tree and TableTree</b><ul>	 * <li>{@link org.eclipse.swt.SWT#CHECK}</li>	 * </ul></p><p><b>CoolItem and ToolItem</b><ul>	 * <li>{@link org.eclipse.swt.SWT#ARROW}</li>	 * </ul></p>	 */	public int detail;	/**	 * The x location of the selected area.	 */	public int x;		/**	 * The y location of selected area.	 */	public int y;		/**	 * The width of selected area.	 */	public int width;		/**	 * The height of selected area.	 */	public int height;	/**	 * The state of the keyboard modifier keys at the time	 * the event was generated.	 */	public int stateMask;	/**	 * A flag indicating whether the operation should be allowed.	 * Setting this field to <code>false</code> will cancel the	 * operation, depending on the widget.	 */	public boolean doit;	/** * 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 SelectionEvent(Event e) {	super(e);	this.item = e.item;	this.x = e.x;	this.y = e.y;	this.width = e.width;	this.height = e.height;	this.detail = e.detail;	this.stateMask = e.stateMask;	this.doit = e.doit;}/** * 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 '}'		+ " item=" + item		+ " detail=" + detail		+ " x=" + x		+ " y=" + y		+ " width=" + width		+ " height=" + height		+ " stateMask=" + stateMask		+ " doit=" + doit		+ "}";}}