gcc/libjava/classpath/javax/swing/FocusManager.java

/* FocusManager.java --
   Copyright (C) 2002, 2004  Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GNU Classpath is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

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along with GNU Classpath; see the file COPYING.  If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.

Linking this library statically or dynamically with other modules is
making a combined work based on this library.  Thus, the terms and
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As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
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terms of your choice, provided that you also meet, for each linked
independent module, the terms and conditions of the license of that
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package javax.swing;

import java.awt.Component;
import java.awt.DefaultKeyboardFocusManager;
import java.awt.KeyboardFocusManager;
import java.awt.event.KeyEvent;

/**
 * FocusManager
 * @author	Andrew Selkirk
 * @version	1.0
 */
public abstract class FocusManager
  extends DefaultKeyboardFocusManager
{
  /**
   * DisabledFocusManager
   */
  static class DisabledFocusManager
    extends FocusManager
  {

    /**
     * Constructor DisabledFocusManager
     */
    DisabledFocusManager()
    {
      // TODO
    }

    /**
     * processKeyEvent
     * @param component TODO
     * @param event TODO
     */
    public void processKeyEvent(Component component, KeyEvent event)
    {
      // TODO
    }

    /**
     * focusNextComponent
     * @param component TODO
     */
    public void focusNextComponent(Component component)
    {
      // TODO
    }

    /**
     * focusPreviousComponent
     * @param value0 TODO
     */
    public void focusPreviousComponent(Component value0)
    {
      // TODO
    }
  }

  /**
   * FOCUS_MANAGER_CLASS_PROPERTY
   */
  public static final String FOCUS_MANAGER_CLASS_PROPERTY =
    "FocusManagerClassName";

  /**
   * Constructor FocusManager
   */
  public FocusManager()
  {
    super();
  }

  /**
   * getCurrentManager
   * @returns FocusManager
   */
  public static FocusManager getCurrentManager()
  {
    KeyboardFocusManager fm =
      KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (fm instanceof FocusManager)
      return (FocusManager) fm;
    else
      {
        System.err.println("The Swing FocusManager API has been obsoleted by");
        System.err.println("the new KeyboardFocusManager system.");
        System.err.println("You should either not use the Swing FocusManager");
        System.err.println("API or set the system property");
        System.err.println
          ("gnu.java.awt.FocusManager=javax.swing.FocusManager");
      }
      return null;
  }

  /**
   * setCurrentManager
   * @param manager TODO
   */
  public static void setCurrentManager(FocusManager manager)
  {
    KeyboardFocusManager.setCurrentKeyboardFocusManager(manager);
  }

  /**
   * disableSwingFocusManager
   * @deprecated 1.4
   */
  public static void disableSwingFocusManager()
  {
    // TODO
  }

  /**
   * isFocusManagerEnabled
   * @return boolean
   * @deprecated 1.4
   */
  public static boolean isFocusManagerEnabled()
  {
    return false; // TODO
  }
}