Event.java   [plain text]

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

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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along with GNU Classpath; see the file COPYING.  If not, write to the
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
executable, regardless of the license terms of these independent
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terms of your choice, provided that you also meet, for each linked
independent module, the terms and conditions of the license of that
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package java.awt;

/**
 * Written using on-line Java Platform 1.2 API Specification, as well
 * as "The Java Class Libraries", 2nd edition (Addison-Wesley, 1998).
 * Status:  Believed complete and correct.
 */

public class Event implements java.io.Serializable
{
  static final long serialVersionUID = 5488922509400504703L;

  public static final int SHIFT_MASK = 1;
  public static final int CTRL_MASK = 2;
  public static final int META_MASK = 4;
  public static final int ALT_MASK = 8;

  public static final int ACTION_EVENT = 1001;
  public static final int BACK_SPACE = 8;
  public static final int CAPS_LOCK = 1022;
  public static final int DELETE = 127;
  public static final int DOWN = 1005;
  public static final int END = 1001;
  public static final int ENTER = 10;
  public static final int ESCAPE = 27;
  public static final int F1 = 1008;
  public static final int F10 = 1017;
  public static final int F11 = 1018;
  public static final int F12 = 1019;
  public static final int F2 = 1009;
  public static final int F3 = 1010;
  public static final int F4 = 1011;
  public static final int F5 = 1012;
  public static final int F6 = 1013;
  public static final int F7 = 1014;
  public static final int F8 = 1015;
  public static final int F9 = 1016;
  public static final int GOT_FOCUS = 1004;
  public static final int HOME = 1000;
  public static final int INSERT = 1025;
  public static final int KEY_ACTION = 403;
  public static final int KEY_ACTION_RELEASE = 404;
  public static final int KEY_PRESS = 401;
  public static final int KEY_RELEASE = 402;
  public static final int LEFT = 1006;
  public static final int LIST_DESELECT = 702;
  public static final int LIST_SELECT = 701;
  public static final int LOAD_FILE = 1002;
  public static final int LOST_FOCUS = 1005;
  public static final int MOUSE_DOWN = 501;
  public static final int MOUSE_DRAG = 506;
  public static final int MOUSE_ENTER = 504;
  public static final int MOUSE_EXIT = 505;
  public static final int MOUSE_MOVE = 503;
  public static final int MOUSE_UP = 502;
  public static final int NUM_LOCK = 1023;
  public static final int PAUSE = 1024;
  public static final int PGDN = 1003;
  public static final int PGUP = 1002;
  public static final int PRINT_SCREEN = 1020;
  public static final int RIGHT = 1007;
  public static final int SAVE_FILE = 1003;
  public static final int SCROLL_ABSOLUTE = 605;
  public static final int SCROLL_BEGIN = 606;
  public static final int SCROLL_END = 607;
  public static final int SCROLL_LINE_DOWN = 602;
  public static final int SCROLL_LINE_UP = 601;
  public static final int SCROLL_LOCK = 1021;
  public static final int SCROLL_PAGE_DOWN = 604;
  public static final int SCROLL_PAGE_UP = 603;
  public static final int TAB = 9;
  public static final int UP = 1004;
  public static final int WINDOW_DEICONIFY = 204;
  public static final int WINDOW_DESTROY = 201;
  public static final int WINDOW_EXPOSE = 202;
  public static final int WINDOW_ICONIFY = 203;
  public static final int WINDOW_MOVED = 205;

  public Object arg;
  public int clickCount;
  boolean consumed;		// Required by serialization spec.
  public Event evt;
  public int id;
  public int key; 
  public int modifiers;
  public Object target;
  public long when;
  public int x;
  public int y;

  public Event (Object target, int id, Object arg)
  {
    this.id = id;
    this.target = target;
    this.arg = arg;
  }
  
  public Event (Object target, long when, int id, int x, int y, int key, 
		int modifiers)
  {
    this.target = target;
    this.when = when;
    this.id = id;
    this.x = x;
    this.y = y;
    this.key = key;
    this.modifiers = modifiers;
  }

  public Event (Object target, long when, int id, int x, int y, int key, 
	        int modifiers, Object arg) 
  {
    this (target, when, id, x, y, key, modifiers);
    this.arg = arg;
  }

  public boolean controlDown ()
  {
    return ((modifiers & CTRL_MASK) == 0 ? false : true);
  }

  public boolean metaDown ()
  {
    return ((modifiers & META_MASK) == 0 ? false : true);
  }

  protected String paramString ()
  {
    return "id=" + id + ",x=" + x + ",y=" + y
      + ",target=" + target + ",arg=" + arg;
  }

  public boolean shiftDown() 
  {
    return ((modifiers & SHIFT_MASK) == 0 ? false : true);
  }

  public String toString()
  {
    return getClass().getName() + "[" + paramString() + "]";
  }

  public void translate (int x, int y)
  {
    this.x += x;
    this.y += y;
  }
}