Source for java.awt.dnd.DragGestureEvent

   1: /* DragGestureEvent.java --
   2:    Copyright (C) 2002 Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: 
  39: package java.awt.dnd;
  40: 
  41: import java.awt.Component;
  42: import java.awt.Cursor;
  43: import java.awt.Image;
  44: import java.awt.Point;
  45: import java.awt.datatransfer.Transferable;
  46: import java.awt.event.InputEvent;
  47: import java.util.EventObject;
  48: import java.util.Iterator;
  49: import java.util.List;
  50: 
  51: /**
  52:  * STUBBED
  53:  * @see DragGestureRecognizer
  54:  * @see DragGestureListener
  55:  * @see DragSource
  56:  * @since 1.2
  57:  */
  58: public class DragGestureEvent extends EventObject
  59: {
  60:   /**
  61:    * Compatible with JDK 1.2+.
  62:    */
  63:   private static final long serialVersionUID = 9080172649166731306L;
  64: 
  65:   private DragSource dragSource;
  66:   private Component component;
  67:   private final Point origin;
  68:   private final int action;
  69: 
  70:   public DragGestureEvent(DragGestureRecognizer dgr, int action, Point origin,
  71:                           List events)
  72:   {
  73:     super(dgr);
  74:     if (origin == null || events == null)
  75:       throw new IllegalArgumentException();
  76:     this.origin = origin;
  77:     this.action = action;
  78:   }
  79: 
  80:   public DragGestureRecognizer getSourceAsDragGestureRecognizer()
  81:   {
  82:     return (DragGestureRecognizer) source;
  83:   }
  84:   public Component getComponent()
  85:   {
  86:     return null;
  87:   }
  88:   public DragSource getDragSource()
  89:   {
  90:     return null;
  91:   }
  92:   public Point getDragOrigin()
  93:   {
  94:     return origin;
  95:   }
  96:   public Iterator iterator()
  97:   {
  98:     return null;
  99:   }
 100:   public Object[] toArray()
 101:   {
 102:     return null;
 103:   }
 104:   public Object[] toArray(Object[] array)
 105:   {
 106:     return array;
 107:   }
 108:   public int getDragAction()
 109:   {
 110:     return 0;
 111:   }
 112:   public InputEvent getTriggerEvent()
 113:   {
 114:     return null;
 115:   }
 116: 
 117:   /**
 118:    * Starts the drag given the initial Cursor to display, the Transferable
 119:    * object, and the DragSourceListener to use.
 120:    *
 121:    * @exception InvalidDnDOperationException If the Drag and Drop system is
 122:    * unable to initiate a drag operation, or if the user attempts to start
 123:    * a drag while an existing drag operation is still executing.
 124:    */
 125:   public void startDrag(Cursor dragCursor, Transferable trans)
 126:   {
 127:     startDrag(dragCursor, null, null, trans, null);
 128:   }
 129: 
 130:   /**
 131:    * Starts the drag given the initial Cursor to display, the Transferable
 132:    * object, and the DragSourceListener to use.
 133:    *
 134:    * @exception InvalidDnDOperationException If the Drag and Drop system is
 135:    * unable to initiate a drag operation, or if the user attempts to start
 136:    * a drag while an existing drag operation is still executing.
 137:    */
 138:   public void startDrag(Cursor dragCursor, Transferable trans,
 139:                         DragSourceListener l)
 140:   {
 141:     startDrag(dragCursor, null, null, trans, l);
 142:   }
 143: 
 144:   /**
 145:    * Starts the drag given the initial Cursor to display, the Transferable
 146:    * object, and the DragSourceListener to use.
 147:    *
 148:    * @exception InvalidDnDOperationException If the Drag and Drop system is
 149:    * unable to initiate a drag operation, or if the user attempts to start
 150:    * a drag while an existing drag operation is still executing.
 151:    */
 152:   public void startDrag(Cursor dragCursor, Image dragImage, Point imageOffset,
 153:                         Transferable trans, DragSourceListener l)
 154:   {
 155:   }
 156: } // class DragGestureEvent