/* * Copyright (c) 1998, 2006, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package java.awt.dnd; import java.util.EventListener; /** * The listener interface for receiving drag gesture events. * This interface is intended for a drag gesture recognition * implementation. See a specification for {@code DragGestureRecognizer} * for details on how to register the listener interface. * Upon recognition of a drag gesture the {@code * DragGestureRecognizer} calls this interface's * {@link #dragGestureRecognized dragGestureRecognized()} * method and passes a {@code DragGestureEvent}. * * @see java.awt.dnd.DragGestureRecognizer * @see java.awt.dnd.DragGestureEvent * @see java.awt.dnd.DragSource */ public interface DragGestureListener extends EventListener { /** * This method is invoked by the {@code DragGestureRecognizer} * when the {@code DragGestureRecognizer} detects a platform-dependent * drag initiating gesture. To intiate the drag and drop operation, * if approtiate, {@link DragGestureEvent#startDrag startDrag()} method on * the {@code DragGestureEvent} has to be invoked. * <P> * @see java.awt.dnd.DragGestureRecognizer * @see java.awt.dnd.DragGestureEvent * @param dge the <code>DragGestureEvent</code> describing * the gesture that has just occurred */ void dragGestureRecognized(DragGestureEvent dge); }