libjava/gnu/gcj/xlib/XButtonEvent.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 /**
  12  * Interprets data from an Xlib XButtonEvent into members of java
  13  * primitive types.
  14  *
  15  * @author Rolf W. Rasmussen <rolfwr@ii.uib.no>
  16  */
  17 public class XButtonEvent extends XEvent
  18 {
  19
  20   // Must match the definition in X.h:
  21   public static final int MASK_SHIFT   = 1<<0,
  22                           MASK_LOCK    = 1<<1,
  23                           MASK_CONTROL = 1<<2,
  24                           MASK_MOD1    = 1<<3,
  25                           MASK_MOD2    = 1<<4,
  26                           MASK_MOD3    = 1<<5,
  27                           MASK_MOD4    = 1<<6,
  28                           MASK_MOD5    = 1<<7;
  29
  30   public XButtonEvent(XAnyEvent event)
  31   {
  32     super(event);
  33
  34     // FIXME: Avoid double checking?
  35     if ((event.getType() != XAnyEvent.TYPE_BUTTON_PRESS) &&
  36         (event.getType() != XAnyEvent.TYPE_BUTTON_RELEASE))
  37       {
  38         throw new IllegalArgumentException("Wrong event type");
  39       }
  40     init();
  41   }
  42
  43   native void init();
  44
  45   public long time;
  46   public int  x;
  47   public int  y;
  48   public int  state;
  49   public int  button;
  50 }
  51
  52
  53