1 /*
   2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import java.awt.dnd.DragSource;
  25 import java.awt.dnd.DnDConstants;
  26 import java.awt.dnd.DragGestureEvent;
  27 import java.awt.dnd.DragGestureListener;
  28 import java.awt.*;
  29 
  30 public class SourcePanel extends Panel {
  31 
  32     private final MyDragGestureListener dragGestureListener =
  33             new MyDragGestureListener();
  34 
  35     public SourcePanel() {
  36         setPreferredSize(new Dimension(200, 200));
  37         DragSource defaultDragSource =
  38                 DragSource.getDefaultDragSource();
  39         defaultDragSource.createDefaultDragGestureRecognizer(this,
  40                 DnDConstants.ACTION_COPY_OR_MOVE, dragGestureListener);
  41         setBackground(Color.RED);
  42     }
  43 
  44     private class MyDragGestureListener implements DragGestureListener {
  45         public void dragGestureRecognized(DragGestureEvent dge) {
  46             dge.startDrag(null, new MyTransferable());
  47         }
  48     }
  49 }