001/* Copyright (C) 1999, 2000, 2002  Free Software Foundation
002
003This file is part of GNU Classpath.
004
005GNU Classpath is free software; you can redistribute it and/or modify
006it under the terms of the GNU General Public License as published by
007the Free Software Foundation; either version 2, or (at your option)
008any later version.
009
010GNU Classpath is distributed in the hope that it will be useful, but
011WITHOUT ANY WARRANTY; without even the implied warranty of
012MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013General Public License for more details.
014
015You should have received a copy of the GNU General Public License
016along with GNU Classpath; see the file COPYING.  If not, write to the
017Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01802110-1301 USA.
019
020Linking this library statically or dynamically with other modules is
021making a combined work based on this library.  Thus, the terms and
022conditions of the GNU General Public License cover the whole
023combination.
024
025As a special exception, the copyright holders of this library give you
026permission to link this library with independent modules to produce an
027executable, regardless of the license terms of these independent
028modules, and to copy and distribute the resulting executable under
029terms of your choice, provided that you also meet, for each linked
030independent module, the terms and conditions of the license of that
031module.  An independent module is a module which is not derived from
032or based on this library.  If you modify this library, you may extend
033this exception to your version of the library, but you are not
034obligated to do so.  If you do not wish to do so, delete this
035exception statement from your version. */
036
037
038package java.awt;
039
040/**
041 * Written using on-line Java Platform 1.2 API Specification, as well
042 * as "The Java Class Libraries", 2nd edition (Addison-Wesley, 1998).
043 * Status:  Believed complete and correct.
044 */
045
046public class Event implements java.io.Serializable
047{
048  static final long serialVersionUID = 5488922509400504703L;
049
050  public static final int SHIFT_MASK = 1;
051  public static final int CTRL_MASK = 2;
052  public static final int META_MASK = 4;
053  public static final int ALT_MASK = 8;
054
055  public static final int ACTION_EVENT = 1001;
056  public static final int BACK_SPACE = 8;
057  public static final int CAPS_LOCK = 1022;
058  public static final int DELETE = 127;
059  public static final int DOWN = 1005;
060  public static final int END = 1001;
061  public static final int ENTER = 10;
062  public static final int ESCAPE = 27;
063  public static final int F1 = 1008;
064  public static final int F10 = 1017;
065  public static final int F11 = 1018;
066  public static final int F12 = 1019;
067  public static final int F2 = 1009;
068  public static final int F3 = 1010;
069  public static final int F4 = 1011;
070  public static final int F5 = 1012;
071  public static final int F6 = 1013;
072  public static final int F7 = 1014;
073  public static final int F8 = 1015;
074  public static final int F9 = 1016;
075  public static final int GOT_FOCUS = 1004;
076  public static final int HOME = 1000;
077  public static final int INSERT = 1025;
078  public static final int KEY_ACTION = 403;
079  public static final int KEY_ACTION_RELEASE = 404;
080  public static final int KEY_PRESS = 401;
081  public static final int KEY_RELEASE = 402;
082  public static final int LEFT = 1006;
083  public static final int LIST_DESELECT = 702;
084  public static final int LIST_SELECT = 701;
085  public static final int LOAD_FILE = 1002;
086  public static final int LOST_FOCUS = 1005;
087  public static final int MOUSE_DOWN = 501;
088  public static final int MOUSE_DRAG = 506;
089  public static final int MOUSE_ENTER = 504;
090  public static final int MOUSE_EXIT = 505;
091  public static final int MOUSE_MOVE = 503;
092  public static final int MOUSE_UP = 502;
093  public static final int NUM_LOCK = 1023;
094  public static final int PAUSE = 1024;
095  public static final int PGDN = 1003;
096  public static final int PGUP = 1002;
097  public static final int PRINT_SCREEN = 1020;
098  public static final int RIGHT = 1007;
099  public static final int SAVE_FILE = 1003;
100  public static final int SCROLL_ABSOLUTE = 605;
101  public static final int SCROLL_BEGIN = 606;
102  public static final int SCROLL_END = 607;
103  public static final int SCROLL_LINE_DOWN = 602;
104  public static final int SCROLL_LINE_UP = 601;
105  public static final int SCROLL_LOCK = 1021;
106  public static final int SCROLL_PAGE_DOWN = 604;
107  public static final int SCROLL_PAGE_UP = 603;
108  public static final int TAB = 9;
109  public static final int UP = 1004;
110  public static final int WINDOW_DEICONIFY = 204;
111  public static final int WINDOW_DESTROY = 201;
112  public static final int WINDOW_EXPOSE = 202;
113  public static final int WINDOW_ICONIFY = 203;
114  public static final int WINDOW_MOVED = 205;
115
116  public Object arg;
117  public int clickCount;
118  boolean consumed;             // Required by serialization spec.
119  public Event evt;
120  public int id;
121  public int key; 
122  public int modifiers;
123  public Object target;
124  public long when;
125  public int x;
126  public int y;
127
128  public Event (Object target, int id, Object arg)
129  {
130    this.id = id;
131    this.target = target;
132    this.arg = arg;
133  }
134  
135  public Event (Object target, long when, int id, int x, int y, int key, 
136                int modifiers)
137  {
138    this.target = target;
139    this.when = when;
140    this.id = id;
141    this.x = x;
142    this.y = y;
143    this.key = key;
144    this.modifiers = modifiers;
145  }
146
147  public Event (Object target, long when, int id, int x, int y, int key, 
148                int modifiers, Object arg) 
149  {
150    this (target, when, id, x, y, key, modifiers);
151    this.arg = arg;
152  }
153
154  public boolean controlDown ()
155  {
156    return ((modifiers & CTRL_MASK) == 0 ? false : true);
157  }
158
159  public boolean metaDown ()
160  {
161    return ((modifiers & META_MASK) == 0 ? false : true);
162  }
163
164  protected String paramString ()
165  {
166    return "id=" + id + ",x=" + x + ",y=" + y
167      + ",target=" + target + ",arg=" + arg;
168  }
169
170  public boolean shiftDown() 
171  {
172    return ((modifiers & SHIFT_MASK) == 0 ? false : true);
173  }
174
175  public String toString()
176  {
177    return getClass().getName() + "[" + paramString() + "]";
178  }
179
180  public void translate (int x, int y)
181  {
182    this.x += x;
183    this.y += y;
184  }
185}