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/* GtkContainerPeer.java -- Implements ContainerPeer with GTK

   Copyright (C) 1998, 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.

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., 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

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

obligated to do so.  If you do not wish to do so, delete this

exception statement from your version. */

package gnu.java.awt.peer.gtk;

import java.awt.Color;

import java.awt.Component;

import java.awt.Container;

import java.awt.Font;

import java.awt.Graphics;

import java.awt.Insets;

import java.awt.Window;

import java.awt.peer.ComponentPeer;

import java.awt.peer.ContainerPeer;

public class GtkContainerPeer extends GtkComponentPeer

  implements ContainerPeer

{

  Container c;

  public GtkContainerPeer(Container c)

  {

    super (c);

    this.c = c;

  }

  public void beginValidate ()

  {

  }

  public void endValidate ()

  {

    Component parent = awtComponent.getParent ();

    // Only set our parent on the GTK side if our parent on the AWT

    // side is not showing.  Otherwise the gtk peer will be shown

    // before we've had a chance to position and size it properly.

    if (parent != null && parent.isShowing ())

      {

        Component[] components = ((Container) awtComponent).getComponents ();

        int ncomponents = components.length;

        for (int i = 0; i < ncomponents; i++)

          {

            ComponentPeer peer = components[i].getPeer ();

            // Skip lightweight peers.

            if (peer instanceof GtkComponentPeer)

              ((GtkComponentPeer) peer).setParentAndBounds ();

          }

        // GTK windows don't have parents.

        if (!(awtComponent instanceof Window))

          setParentAndBounds ();

      }

  }

  public Insets getInsets()

  {

    return insets;

  }

  public Insets insets()

  {

    return getInsets ();

  }

  public void setBounds (int x, int y, int width, int height)

  {

    super.setBounds (x, y, width, height);

  }

  public void setFont(Font f)

  {

    super.setFont(f);

    Component[] components = ((Container) awtComponent).getComponents();

    for (int i = 0; i < components.length; i++)

      {

        if (components[i].isLightweight ())

          components[i].setFont (f);

        else

          {

            GtkComponentPeer peer = (GtkComponentPeer) components[i].getPeer();

            if (peer != null && ! peer.awtComponent.isFontSet())

              peer.setFont(f);

          }

      }

  }

  public Graphics getGraphics ()

  {

    return super.getGraphics();

  }

  public void beginLayout () { }

  public void endLayout () { }

  public boolean isPaintPending () { return false; }

  public void setBackground (Color c)

  {

    super.setBackground(c);

    Object components[] = ((Container) awtComponent).getComponents();

    for (int i = 0; i < components.length; i++)

      {

        Component comp = (Component) components[i];

        // If the child's background has not been explicitly set yet,

        // it should inherit this container's background. This makes the

        // child component appear as if it has a transparent background.

        // Note that we do not alter the background property of the child,

        // but only repaint the child with the parent's background color.

        if (!comp.isBackgroundSet() && comp.getPeer() != null)

          comp.getPeer().setBackground(c);

      }

  }

  public boolean isRestackSupported()

  {

      // FIXME: implement

    return false;

  }

  public void cancelPendingPaint(int x, int y, int width, int height)

  {

    // FIXME: implement

  }

  public void restack()

  {

      //FIXME: implement

  }

}