libjava/gnu/gcj/xlib/Window.java

   1 /* Copyright (C) 2000  Free Software Foundation
   2
   3    This file is part of libgcj.
   4
   5 This software is copyrighted work licensed under the terms of the
   6 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   7 details.  */
   8
   9 package gnu.gcj.xlib;
  10
  11 import gnu.gcj.RawData;
  12 import java.awt.Rectangle;
  13
  14 /**
  15  * An X11 window.
  16  *
  17  * @author Rolf W. Rasmussen <rolfwr@ii.uib.no>
  18  */
  19 public class Window extends Drawable
  20 {
  21   // Must correspond with X.h definitions:
  22   public static final int COPY_FROM_PARENT = 0;
  23   public static final int INPUT_OUTPUT     = 1;
  24   public static final int INPUT_ONLY       = 2;
  25
  26   public Window(Window parent, Rectangle bounds,
  27                 WindowAttributes attributes)
  28   {
  29     this(parent, bounds, attributes, null);
  30   }
  31
  32   public Window(Window parent, Rectangle bounds,
  33                 WindowAttributes attributes, Visual visual)
  34   {
  35     this(parent, bounds, 0, attributes, COPY_FROM_PARENT, visual);
  36   }
  37
  38   public Window(Window parent, Rectangle bounds, int borderWidth,
  39                 WindowAttributes attributes, int windowIOClass,
  40                 Visual visual)
  41   {
  42     this(parent.display,
  43          parent.createChildXID(bounds, borderWidth, attributes,
  44                                windowIOClass, visual));
  45     this.owned = true;
  46   }
  47
  48   protected Window(Display display, int xid)
  49   {
  50     super(display, xid);
  51     display.addXID(xid, this);
  52   }
  53
  54   protected void finalize()
  55   {
  56     display.removeXID(xid);
  57     if (owned)
  58       {
  59         destroy();
  60         owned = false;
  61       }
  62   }
  63
  64   protected native void destroy();
  65
  66   protected native int createChildXID(Rectangle bounds,
  67                                       int borderWidth,
  68                                       WindowAttributes attributes,
  69                                       int windowIOClass,
  70                                       Visual visual);
  71
  72   public native void setAttributes(WindowAttributes attributes);
  73
  74   public native void map();
  75   public native void unmap();
  76   public native void toFront();
  77   public native void toBack();
  78
  79   protected boolean owned = false;
  80
  81   public native void setProperty(int nameAtom, int typeAtom, byte[] data);
  82
  83   public void setProperty(int nameAtom, int typeAtom, String data)
  84   {
  85     int length = data.length();
  86     byte[] byteData = new byte[length];
  87
  88     for (int i=0; i<length; i++)
  89       byteData[i] = (byte) data.charAt(i);
  90
  91     setProperty(nameAtom, typeAtom, byteData);
  92   }
  93
  94   public native void setWMProtocols(int[] atoms);
  95   public native int[] getWMProtocols();
  96
  97   public void setProperty(String nameAtom, String typeAtom, String data)
  98   {
  99     int xaName = display.getAtom(nameAtom);
 100     int xaType = display.getAtom(typeAtom);
 101
 102     setProperty(xaName, xaType, data);
 103   }
 104
 105   public native void setBounds(int x, int y, int width, int height);
 106 }