source: trunk/src/gcc/libjava/java/awt/Window.java@ 811

/* Copyright (C) 1999, 2000, 2002  Free Software Foundation

   Copyright (C) 1999 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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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
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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
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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.
   */
  public Window(Frame owner)
  {
    this((Window) owner);
  }

  /** @since 1.2 */
  public Window(Window owner)
  {
    this();
    if (owner == null)
      throw new IllegalArgumentException("owner must not be null");
    
    this.parent = owner;

    // FIXME: add to owner's "owned window" list
    //owner.owned.add(this); // this should be a weak reference
  }
  
  /** @since 1.3 */
  public Window(Window owner, GraphicsConfiguration gc)
  {
    this(owner);

    /*  FIXME: Security check
    SecurityManager.checkTopLevelWindow(...)

    if (gc != null
        && gc.getDevice().getType() != GraphicsDevice.TYPE_RASTER_SCREEN)
      throw new IllegalArgumentException ("gc must be from a screen device");

    if (gc == null)
      graphicsConfiguration = GraphicsEnvironment.getLocalGraphicsEnvironment()
                             .getDefaultScreenDevice()
                             .getDefaultConfiguration();
    else
    */