Source for javax.swing.FocusManager

   1: /* FocusManager.java --
   2:    Copyright (C) 2002, 2004  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 javax.swing;
  40: 
  41: import java.awt.Component;
  42: import java.awt.DefaultKeyboardFocusManager;
  43: import java.awt.KeyboardFocusManager;
  44: import java.awt.event.KeyEvent;
  45: 
  46: /**
  47:  * This class has been obsoleted by the new
  48:  * {@link java.awt.KeyboardFocusManager} and
  49:  * {@link java.awt.DefaultKeyboardFocusManager} API.
  50:  *
  51:  * @author Andrew Selkirk
  52:  */
  53: public abstract class FocusManager
  54:   extends DefaultKeyboardFocusManager
  55: {
  56:   /**
  57:    * DisabledFocusManager
  58:    */
  59:   static class DisabledFocusManager
  60:     extends FocusManager
  61:   {
  62: 
  63:     /**
  64:      * Constructor DisabledFocusManager
  65:      */
  66:     DisabledFocusManager()
  67:     {
  68:       // TODO
  69:     }
  70: 
  71:     /**
  72:      * processKeyEvent
  73:      * @param component TODO
  74:      * @param event TODO
  75:      */
  76:     public void processKeyEvent(Component component, KeyEvent event)
  77:     {
  78:       // TODO
  79:     }
  80: 
  81:     /**
  82:      * focusNextComponent
  83:      * @param component TODO
  84:      */
  85:     public void focusNextComponent(Component component)
  86:     {
  87:       // TODO
  88:     }
  89: 
  90:     /**
  91:      * focusPreviousComponent
  92:      * @param value0 TODO
  93:      */
  94:     public void focusPreviousComponent(Component value0)
  95:     {
  96:       // TODO
  97:     }
  98:   }
  99: 
 100:   /**
 101:    * FOCUS_MANAGER_CLASS_PROPERTY
 102:    */
 103:   public static final String FOCUS_MANAGER_CLASS_PROPERTY =
 104:     "FocusManagerClassName";
 105: 
 106:   /**
 107:    * Constructor FocusManager
 108:    */
 109:   public FocusManager()
 110:   {
 111:     super();
 112:   }
 113: 
 114:   /**
 115:    * getCurrentManager
 116:    * @returns FocusManager
 117:    */
 118:   public static FocusManager getCurrentManager()
 119:   {
 120:     KeyboardFocusManager fm =
 121:       KeyboardFocusManager.getCurrentKeyboardFocusManager();
 122:     if (fm instanceof FocusManager)
 123:       return (FocusManager) fm;
 124:     else
 125:       {
 126:         System.err.println("The Swing FocusManager API has been obsoleted by");
 127:         System.err.println("the new KeyboardFocusManager system.");
 128:         System.err.println("You should either not use the Swing FocusManager");
 129:         System.err.println("API or set the system property");
 130:         System.err.println
 131:           ("gnu.java.awt.FocusManager=javax.swing.FocusManager");
 132:       }
 133:       return null;
 134:   }
 135: 
 136:   /**
 137:    * setCurrentManager
 138:    * @param manager TODO
 139:    */
 140:   public static void setCurrentManager(FocusManager manager)
 141:   {
 142:     KeyboardFocusManager.setCurrentKeyboardFocusManager(manager);
 143:   }
 144: 
 145:   /**
 146:    * disableSwingFocusManager
 147:    * @deprecated 1.4
 148:    */
 149:   public static void disableSwingFocusManager()
 150:   {
 151:     // TODO
 152:   }
 153: 
 154:   /**
 155:    * isFocusManagerEnabled
 156:    * @return boolean
 157:    * @deprecated 1.4
 158:    */
 159:   public static boolean isFocusManagerEnabled()
 160:   {
 161:     return false; // TODO
 162:   }
 163: }