Source for java.awt.dnd.DnDConstants

   1: /* DnDConstants.java -- constants for drag-and-drop operations
   2:    Copyright (C) 2002, 2005  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: /**
  42:  * This class contains various constants used in drag-and-drop operations.
  43:  * Why it is not an interface is beyond me.
  44:  *
  45:  * @author Eric Blake (ebb9@email.byu.edu)
  46:  * @since 1.2
  47:  * @status updated to 1.4
  48:  */
  49: public final class DnDConstants
  50: {
  51:   /** No action takes place. */
  52:   public static final int ACTION_NONE = 0;
  53: 
  54:   /** The copy action. */
  55:   public static final int ACTION_COPY = 1;
  56: 
  57:   /** The move action. */
  58:   public static final int ACTION_MOVE = 2;
  59: 
  60:   /** Either a copy or a move. */
  61:   public static final int ACTION_COPY_OR_MOVE = 3;
  62: 
  63:   /**
  64:    * A link action. This does not copy or move, but creates a reference back
  65:    * to the original. However, since platforms differ on how a reference should
  66:    * behave, this action is not recommended for common use.
  67:    */
  68:   public static final int ACTION_LINK = 1073741824;
  69: 
  70:   /** A synonym for {@link #ACTION_LINK}. */
  71:   public static final int ACTION_REFERENCE = ACTION_LINK;
  72: 
  73:   private DnDConstants()
  74:   {
  75:     // Do nothing here.
  76:   }
  77: }