Source for gnu.java.awt.peer.gtk.GtkContainerPeer

   1: /* GtkContainerPeer.java -- Implements ContainerPeer with GTK
   2:    Copyright (C) 1998, 1999, 2006 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 gnu.java.awt.peer.gtk;
  40: 
  41: import java.awt.Color;
  42: import java.awt.Component;
  43: import java.awt.Container;
  44: import java.awt.Font;
  45: import java.awt.Insets;
  46: import java.awt.peer.ContainerPeer;
  47: 
  48: public class GtkContainerPeer extends GtkComponentPeer
  49:   implements ContainerPeer
  50: {
  51:   Container c;
  52: 
  53:   public GtkContainerPeer(Container c)
  54:   {
  55:     super (c);
  56:     this.c = c;
  57:   }
  58: 
  59:   public void beginValidate ()
  60:   {
  61:   }
  62: 
  63:   public void endValidate ()
  64:   {
  65:   }
  66: 
  67:   public Insets getInsets()
  68:   {
  69:     return insets;
  70:   }
  71: 
  72:   public Insets insets()
  73:   {
  74:     return getInsets ();
  75:   }
  76: 
  77:   public void setBounds (int x, int y, int width, int height)
  78:   {
  79:     super.setBounds (x, y, width, height);
  80:   }
  81: 
  82:   public void setFont(Font f)
  83:   {
  84:     super.setFont(f);
  85:     Component[] components = ((Container) awtComponent).getComponents();
  86:     for (int i = 0; i < components.length; i++)
  87:       {
  88:         if (components[i].isLightweight ())
  89:           components[i].setFont (f);
  90:         else
  91:           {
  92:             GtkComponentPeer peer = (GtkComponentPeer) components[i].getPeer();
  93:             if (peer != null && ! peer.awtComponent.isFontSet())
  94:               peer.setFont(f);
  95:           }
  96:       }
  97:   }
  98: 
  99:   public void beginLayout () { }
 100:   public void endLayout () { }
 101:   public boolean isPaintPending () { return false; }
 102: 
 103:   public void setBackground (Color c)
 104:   {
 105:     super.setBackground(c);
 106: 
 107:     Object components[] = ((Container) awtComponent).getComponents();
 108:     for (int i = 0; i < components.length; i++)
 109:       {
 110:         Component comp = (Component) components[i];
 111: 
 112:         // If the child's background has not been explicitly set yet,
 113:         // it should inherit this container's background. This makes the
 114:         // child component appear as if it has a transparent background.
 115:         // Note that we do not alter the background property of the child,
 116:         // but only repaint the child with the parent's background color.
 117:         if (!comp.isBackgroundSet() && comp.getPeer() != null)
 118:           comp.getPeer().setBackground(c);
 119:       }
 120:   }
 121: 
 122:   public boolean isRestackSupported()
 123:   {
 124:       // FIXME: implement
 125:     return false;
 126:   }
 127: 
 128:   public void cancelPendingPaint(int x, int y, int width, int height)
 129:   {
 130:     // FIXME: implement
 131:   }
 132: 
 133:   public void restack()
 134:   {
 135:       //FIXME: implement
 136: 
 137:   }
 138: }