dockinglistener.java

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/*
 * Created on Mar 8, 2005
 */
package org.flexdock.docking.event;

import java.util.EventListener;

/**
 * @author Kevin Duffey
 * @author Christopher Butler
 */
public interface DockingListener extends EventListener {
	
	/**
	 * Fired when docking of a <code>Dockable</code> has completed.
	 * 
	 * @param evt
	 *            the <code>DockingEvent</code> event which provides the
	 *            source Dockable, the old DockingPort and the new DockingPort
	 */
	void dockingComplete(DockingEvent evt);

	/**
	 * Fired when docking of a <code>Dockable</code> is canceled during the operation.
	 * 
	 * @param evt
	 *            the <code>DockingEvent</code> event which provides the
	 *            source Dockable, the old DockingPort and the new DockingPort
	 */
	void dockingCanceled(DockingEvent evt);
	
	
	/**
	 * Fired when the dragging of a <code>Dockable</code> has begun.
	 * 
	 * @param evt
	 *            the <code>DockingEvent</code> event which provides the
	 *            source Dockable, the old DockingPort and the new DockingPort
	 */
	void dragStarted(DockingEvent evt);
	
	
	/**
	 * Fired when the dropping of a <code>Dockable</code> has begun at the release
	 * of a drag-operation.
	 * 
	 * @param evt
	 *            the <code>DockingEvent</code> event which provides the
	 *            source Dockable, the old DockingPort and the new DockingPort
	 */
	void dropStarted(DockingEvent evt);
	
	void undockingComplete(DockingEvent evt);
	
	void undockingStarted(DockingEvent evt);
	
	class Stub implements DockingListener {

		public void dockingCanceled(DockingEvent evt) {}

		public void dockingComplete(DockingEvent evt) {}

		public void dragStarted(DockingEvent evt) {}

		public void dropStarted(DockingEvent evt) {}

		public void undockingComplete(DockingEvent evt) {}
		
		public void undockingStarted(DockingEvent evt) {}
		
	}
    
}