/******************************************************************************* * 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.internal.SWTEventListener;/** * Classes which implement this interface provide methods * that deal with the events that are generated as the mouse * pointer passes (or hovers) over controls. * <p> * After creating an instance of a class that implements * this interface it can be added to a control using the * <code>addMouseTrackListener</code> method and removed using * the <code>removeMouseTrackListener</code> method. When the * mouse pointer passes into or out of the area of the screen * covered by a control or pauses while over a control, the * appropriate method will be invoked. * </p> * * @see MouseTrackAdapter * @see MouseEvent */public interface MouseTrackListener extends SWTEventListener {/** * Sent when the mouse pointer passes into the area of * the screen covered by a control. * * @param e an event containing information about the mouse enter */public void mouseEnter(MouseEvent e);/** * Sent when the mouse pointer passes out of the area of * the screen covered by a control. * * @param e an event containing information about the mouse exit */public void mouseExit(MouseEvent e);/** * Sent when the mouse pointer hovers (that is, stops moving * for an (operating system specified) period of time) over * a control. * * @param e an event containing information about the hover */public void mouseHover(MouseEvent e);}