source: trunk/gcc/libjava/java/awt/Window.java@ 3204

/* Window.java --
   Copyright (C) 1999, 2000, 2002 Free Software Foundation

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.

You should have received a copy of the GNU General Public License
along with GNU Classpath; see the file COPYING.  If not, write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA.

Linking this library statically or dynamically with other modules is
making a combined work based on this library.  Thus, the terms and
conditions of the GNU General Public License cover the whole
combination.

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
modules, and to copy and distribute the resulting executable under
terms of your choice, provided that you also meet, for each linked
independent module, the terms and conditions of the license of that
module.  An independent module is a module which is not derived from
or based on this library.  If you modify this library, you may extend
this exception to your version of the library, but you are not
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exception statement from your version. */


package java.awt;

import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import java.awt.peer.WindowPeer;
import java.awt.peer.ComponentPeer;
import java.util.EventListener;
import java.util.Locale;
import java.util.ResourceBundle;

/**
 * This class represents a top-level window with no decorations.
 *
 * @author Aaron M. Renn ([email protected])
 * @author Warren Levy  <[email protected]>
 */
public class Window extends Container
{
  // Serialized fields, from Sun's serialization spec.
  // private FocusManager focusMgr;  // FIXME: what is this?  
  private String warningString = null;
  private int state = 0;
  private int windowSerializedDataVersion = 0; // FIXME

  private transient WindowListener windowListener;
  private transient GraphicsConfiguration graphicsConfiguration;

  /** 
   * This (package access) constructor is used by subclasses that want
   * to build windows that do not have parents.  Eg. toplevel
   * application frames.  Subclasses cannot call super(null), since
   * null is an illegal argument.
   */
  Window()
  {
    setVisible(false);
    setLayout((LayoutManager) new BorderLayout());
  }

  Window(GraphicsConfiguration gc)
  {
    this();
    graphicsConfiguration = gc;
  }
    
  /**
   * Initializes a new instance of <code>Window</code> with the specified
   * parent.  The window will initially be invisible.
   *
   * @param parent The owning <code>Frame</code> of this window.
   *
   * @exception IllegalArgumentException If the owner's GraphicsConfiguration
   * is not from a screen device, or if owner is null; this exception is always
   * thrown when GraphicsEnvironment.isHeadless returns true.
   */
  public Window(Frame owner)
  {
    this (owner, owner.getGraphicsConfiguration ());
  }

  /**
   * Initializes a new instance of <code>Window</code> with the specified
   * parent.  The window will initially be invisible.   
   *
   * @exception IllegalArgumentException If the owner's GraphicsConfiguration
   * is not from a screen device, or if owner is null; this exception is always
   * thrown when GraphicsEnvironment.isHeadless returns true.
   *
   * @since 1.2
   */
  public Window(Window owner)
  {
    this (owner, owner.getGraphicsConfiguration ());
  }