gcc/libjava/java/awt/Event.java

/* 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
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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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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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permission to link this library with independent modules to produce an
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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
{
  public static final int SHIFT_MASK = 1,
			  CTRL_MASK = 2,
			  META_MASK = 4,
			  ALT_MASK = 8;

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

  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;
  }
}