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• 4.3
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• ControlListener.java

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org.eclipse.swt.events.ControlListener Maven / Gradle / Ivy

/*******************************************************************************
 * Copyright (c) 2000, 2011 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.internal.SWTEventListener;

/**
 * Classes which implement this interface provide methods
 * that deal with the events that are generated by moving
 * and resizing controls. 
 * 

 * After creating an instance of a class that implements
 * this interface it can be added to a control using the
 * addControlListener method and removed using
 * the removeControlListener method. When a
 * control is moved or resized, the appropriate method will
 * be invoked.
 * 
 *
 * @see ControlAdapter
 * @see ControlEvent
 */
public interface ControlListener extends SWTEventListener {

/**
 * Sent when the location (x, y) of a control changes relative
 * to its parent (or relative to the display, for Shells).
 *
 * @param e an event containing information about the move
 */
public void controlMoved(ControlEvent e);

/**
 * Sent when the size (width, height) of a control changes.
 *
 * @param e an event containing information about the resize
 */
public void controlResized(ControlEvent e);
}