001    /* Copyright (C) 1999, 2000, 2002  Free Software Foundation
002    
003    This file is part of GNU Classpath.
004    
005    GNU Classpath is free software; you can redistribute it and/or modify
006    it under the terms of the GNU General Public License as published by
007    the Free Software Foundation; either version 2, or (at your option)
008    any later version.
009    
010    GNU Classpath is distributed in the hope that it will be useful, but
011    WITHOUT ANY WARRANTY; without even the implied warranty of
012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013    General Public License for more details.
014    
015    You should have received a copy of the GNU General Public License
016    along with GNU Classpath; see the file COPYING.  If not, write to the
017    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
018    02110-1301 USA.
019    
020    Linking this library statically or dynamically with other modules is
021    making a combined work based on this library.  Thus, the terms and
022    conditions of the GNU General Public License cover the whole
023    combination.
024    
025    As a special exception, the copyright holders of this library give you
026    permission to link this library with independent modules to produce an
027    executable, regardless of the license terms of these independent
028    modules, and to copy and distribute the resulting executable under
029    terms of your choice, provided that you also meet, for each linked
030    independent module, the terms and conditions of the license of that
031    module.  An independent module is a module which is not derived from
032    or based on this library.  If you modify this library, you may extend
033    this exception to your version of the library, but you are not
034    obligated to do so.  If you do not wish to do so, delete this
035    exception statement from your version. */
036    
037    
038    package 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    
046    public 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    }