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fa19d70be4e5896b25c9945fddfbdc7f98038100
lwjake2/src/jake2/client/Key.java
Ethan Lee fa19d70be4 Hello World!
2012-02-01 00:49:44 -05:00

831 lines
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Java
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/*
* Key.java
* Copyright (C) 2003
*
* $Id: Key.java,v 1.12 2005/12/18 22:10:12 cawe Exp $
*/
/*
Copyright (C) 1997-2001 Id Software, Inc.
This program 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
of the License, or (at your option) any later version.
This program 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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
package jake2.client;
import jake2.Defines;
import jake2.Globals;
import jake2.game.Cmd;
import jake2.qcommon.*;
import jake2.util.Lib;
import java.io.IOException;
import java.io.RandomAccessFile;
import java.util.Vector;
/**
* Key
*/
public class Key extends Globals {
//
// these are the key numbers that should be passed to Key_Event
//
public static final int K_TAB = 9;
public static final int K_ENTER = 13;
public static final int K_ESCAPE = 27;
public static final int K_SPACE = 32;
// normal keys should be passed as lowercased ascii
public static final int K_BACKSPACE = 127;
public static final int K_UPARROW = 128;
public static final int K_DOWNARROW = 129;
public static final int K_LEFTARROW = 130;
public static final int K_RIGHTARROW = 131;
public static final int K_ALT = 132;
public static final int K_CTRL = 133;
public static final int K_SHIFT = 134;
public static final int K_F1 = 135;
public static final int K_F2 = 136;
public static final int K_F3 = 137;
public static final int K_F4 = 138;
public static final int K_F5 = 139;
public static final int K_F6 = 140;
public static final int K_F7 = 141;
public static final int K_F8 = 142;
public static final int K_F9 = 143;
public static final int K_F10 = 144;
public static final int K_F11 = 145;
public static final int K_F12 = 146;
public static final int K_INS = 147;
public static final int K_DEL = 148;
public static final int K_PGDN = 149;
public static final int K_PGUP = 150;
public static final int K_HOME = 151;
public static final int K_END = 152;
public static final int K_KP_HOME = 160;
public static final int K_KP_UPARROW = 161;
public static final int K_KP_PGUP = 162;
public static final int K_KP_LEFTARROW = 163;
public static final int K_KP_5 = 164;
public static final int K_KP_RIGHTARROW = 165;
public static final int K_KP_END = 166;
public static final int K_KP_DOWNARROW = 167;
public static final int K_KP_PGDN = 168;
public static final int K_KP_ENTER = 169;
public static final int K_KP_INS = 170;
public static final int K_KP_DEL = 171;
public static final int K_KP_SLASH = 172;
public static final int K_KP_MINUS = 173;
public static final int K_KP_PLUS = 174;
public static final int K_PAUSE = 255;
//
// mouse buttons generate virtual keys
//
public static final int K_MOUSE1 = 200;
public static final int K_MOUSE2 = 201;
public static final int K_MOUSE3 = 202;
//
// joystick buttons
//
public static final int K_JOY1 = 203;
public static final int K_JOY2 = 204;
public static final int K_JOY3 = 205;
public static final int K_JOY4 = 206;
public static final int K_MWHEELDOWN = 239;
public static final int K_MWHEELUP = 240;
static int anykeydown = 0;
static int key_waiting;
static int history_line = 0;
static boolean shift_down = false;
static int[] key_repeats = new int[256];
//static int[] keyshift = new int[256];
static boolean[] menubound = new boolean[256];
static boolean[] consolekeys = new boolean[256];
static String[] keynames = new String[256];
static {
keynames[K_TAB] = "TAB";
keynames[K_ENTER] = "ENTER";
keynames[K_ESCAPE] = "ESCAPE";
keynames[K_SPACE] = "SPACE";
keynames[K_BACKSPACE] = "BACKSPACE";
keynames[K_UPARROW] = "UPARROW";
keynames[K_DOWNARROW] = "DOWNARROW";
keynames[K_LEFTARROW] = "LEFTARROW";
keynames[K_RIGHTARROW] = "RIGHTARROW";
keynames[K_ALT] = "ALT";
keynames[K_CTRL] = "CTRL";
keynames[K_SHIFT] = "SHIFT";
keynames[K_F1] = "F1";
keynames[K_F2] = "F2";
keynames[K_F3] = "F3";
keynames[K_F4] = "F4";
keynames[K_F5] = "F5";
keynames[K_F6] = "F6";
keynames[K_F7] = "F7";
keynames[K_F8] = "F8";
keynames[K_F9] = "F9";
keynames[K_F10] = "F10";
keynames[K_F11] = "F11";
keynames[K_F12] = "F12";
keynames[K_INS] = "INS";
keynames[K_DEL] = "DEL";
keynames[K_PGDN] = "PGDN";
keynames[K_PGUP] = "PGUP";
keynames[K_HOME] = "HOME";
keynames[K_END] = "END";
keynames[K_MOUSE1] = "MOUSE1";
keynames[K_MOUSE2] = "MOUSE2";
keynames[K_MOUSE3] = "MOUSE3";
// 00092 {"JOY1", K_JOY1},
// 00093 {"JOY2", K_JOY2},
// 00094 {"JOY3", K_JOY3},
// 00095 {"JOY4", K_JOY4},
keynames[K_KP_HOME] = "KP_HOME";
keynames[K_KP_UPARROW] = "KP_UPARROW";
keynames[K_KP_PGUP] = "KP_PGUP";
keynames[K_KP_LEFTARROW] = "KP_LEFTARROW";
keynames[K_KP_5] = "KP_5";
keynames[K_KP_RIGHTARROW] = "KP_RIGHTARROW";
keynames[K_KP_END] = "KP_END";
keynames[K_KP_DOWNARROW] = "KP_DOWNARROW";
keynames[K_KP_PGDN] = "KP_PGDN";
keynames[K_KP_ENTER] = "KP_ENTER";
keynames[K_KP_INS] = "KP_INS";
keynames[K_KP_DEL] = "KP_DEL";
keynames[K_KP_SLASH] = "KP_SLASH";
keynames[K_KP_PLUS] = "KP_PLUS";
keynames[K_KP_MINUS] = "KP_MINUS";
keynames[K_MWHEELUP] = "MWHEELUP";
keynames[K_MWHEELDOWN] = "MWHEELDOWN";
keynames[K_PAUSE] = "PAUSE";
keynames[';'] = "SEMICOLON"; // because a raw semicolon seperates commands
keynames[0] = "NULL";
}
/**
*
*/
public static void Init() {
for (int i = 0; i < 32; i++) {
Globals.key_lines[i][0] = ']';
Globals.key_lines[i][1] = 0;
}
Globals.key_linepos = 1;
//
// init ascii characters in console mode
//
for (int i = 32; i < 128; i++)
consolekeys[i] = true;
consolekeys[K_ENTER] = true;
consolekeys[K_KP_ENTER] = true;
consolekeys[K_TAB] = true;
consolekeys[K_LEFTARROW] = true;
consolekeys[K_KP_LEFTARROW] = true;
consolekeys[K_RIGHTARROW] = true;
consolekeys[K_KP_RIGHTARROW] = true;
consolekeys[K_UPARROW] = true;
consolekeys[K_KP_UPARROW] = true;
consolekeys[K_DOWNARROW] = true;
consolekeys[K_KP_DOWNARROW] = true;
consolekeys[K_BACKSPACE] = true;
consolekeys[K_HOME] = true;
consolekeys[K_KP_HOME] = true;
consolekeys[K_END] = true;
consolekeys[K_KP_END] = true;
consolekeys[K_PGUP] = true;
consolekeys[K_KP_PGUP] = true;
consolekeys[K_PGDN] = true;
consolekeys[K_KP_PGDN] = true;
consolekeys[K_SHIFT] = true;
consolekeys[K_INS] = true;
consolekeys[K_KP_INS] = true;
consolekeys[K_KP_DEL] = true;
consolekeys[K_KP_SLASH] = true;
consolekeys[K_KP_PLUS] = true;
consolekeys[K_KP_MINUS] = true;
consolekeys[K_KP_5] = true;
consolekeys['`'] = false;
consolekeys['~'] = false;
// for (int i = 0; i < 256; i++)
// keyshift[i] = i;
// for (int i = 'a'; i <= 'z'; i++)
// keyshift[i] = i - 'a' + 'A';
// keyshift['1'] = '!';
// keyshift['2'] = '@';
// keyshift['3'] = '#';
// keyshift['4'] = '$';
// keyshift['5'] = '%';
// keyshift['6'] = '^';
// keyshift['7'] = '&';
// keyshift['8'] = '*';
// keyshift['9'] = '(';
// keyshift['0'] = ')';
// keyshift['-'] = '_';
// keyshift['='] = '+';
// keyshift[','] = '<';
// keyshift['.'] = '>';
// keyshift['/'] = '?';
// keyshift[';'] = ':';
// keyshift['\''] = '"';
// keyshift['['] = '{';
// keyshift[']'] = '}';
// keyshift['`'] = '~';
// keyshift['\\'] = '|';
menubound[K_ESCAPE] = true;
for (int i = 0; i < 12; i++)
menubound[K_F1 + i] = true;
//
// register our functions
//
Cmd.AddCommand("bind", Key.Bind_f);
Cmd.AddCommand("unbind", Key.Unbind_f);
Cmd.AddCommand("unbindall", Key.Unbindall_f);
Cmd.AddCommand("bindlist", Key.Bindlist_f);
}
public static void ClearTyping() {
Globals.key_lines[Globals.edit_line][1] = 0; // clear any typing
Globals.key_linepos = 1;
}
/**
* Called by the system between frames for both key up and key down events.
*/
public static void Event(int key, boolean down, int time) {
String kb;
String cmd;
// hack for modal presses
if (key_waiting == -1) {
if (down)
key_waiting = key;
return;
}
// update auto-repeat status
if (down) {
key_repeats[key]++;
if (key_repeats[key] > 1
&& Globals.cls.key_dest == Defines.key_game
&& !(Globals.cls.state == Defines.ca_disconnected))
return; // ignore most autorepeats
if (key >= 200 && Globals.keybindings[key] == null)
Com.Printf(Key.KeynumToString(key) + " is unbound, hit F4 to set.\n");
}
else {
key_repeats[key] = 0;
}
if (key == K_SHIFT)
shift_down = down;
// console key is hardcoded, so the user can never unbind it
if (key == '`' || key == '~') {
if (!down)
return;
Console.ToggleConsole_f.execute();
return;
}
// any key during the attract mode will bring up the menu
if (Globals.cl.attractloop && Globals.cls.key_dest != Defines.key_menu && !(key >= K_F1 && key <= K_F12))
key = K_ESCAPE;
// menu key is hardcoded, so the user can never unbind it
if (key == K_ESCAPE) {
if (!down)
return;
if (Globals.cl.frame.playerstate.stats[Defines.STAT_LAYOUTS] != 0 && Globals.cls.key_dest == Defines.key_game) {
// put away help computer / inventory
Cbuf.AddText("cmd putaway\n");
return;
}
switch (Globals.cls.key_dest) {
case Defines.key_message :
Key.Message(key);
break;
case Defines.key_menu :
Menu.Keydown(key);
break;
case Defines.key_game :
case Defines.key_console :
Menu.Menu_Main_f();
break;
default :
Com.Error(Defines.ERR_FATAL, "Bad cls.key_dest");
}
return;
}
// track if any key is down for BUTTON_ANY
Globals.keydown[key] = down;
if (down) {
if (key_repeats[key] == 1)
Key.anykeydown++;
}
else {
Key.anykeydown--;
if (Key.anykeydown < 0)
Key.anykeydown = 0;
}
//
// key up events only generate commands if the game key binding is
// a button command (leading + sign). These will occur even in console mode,
// to keep the character from continuing an action started before a console
// switch. Button commands include the kenum as a parameter, so multiple
// downs can be matched with ups
//
if (!down) {
kb = Globals.keybindings[key];
if (kb != null && kb.length()>0 && kb.charAt(0) == '+') {
cmd = "-" + kb.substring(1) + " " + key + " " + time + "\n";
Cbuf.AddText(cmd);
}
// if (keyshift[key] != key) {
// kb = Globals.keybindings[keyshift[key]];
// if (kb != null && kb.length()>0 && kb.charAt(0) == '+') {
// cmd = "-" + kb.substring(1) + " " + key + " " + time + "\n";
// Cbuf.AddText(cmd);
// }
// }
return;
}
//
// if not a consolekey, send to the interpreter no matter what mode is
//
if ((Globals.cls.key_dest == Defines.key_menu && menubound[key])
|| (Globals.cls.key_dest == Defines.key_console && !consolekeys[key])
|| (Globals.cls.key_dest == Defines.key_game && (Globals.cls.state == Defines.ca_active || !consolekeys[key]))) {
kb = Globals.keybindings[key];
if (kb != null) {
if (kb.length()>0 && kb.charAt(0) == '+') {
// button commands add keynum and time as a parm
cmd = kb + " " + key + " " + time + "\n";
Cbuf.AddText(cmd);
}
else {
Cbuf.AddText(kb + "\n");
}
}
return;
}
if (!down)
return; // other systems only care about key down events
// if (shift_down)
// key = keyshift[key];
switch (Globals.cls.key_dest) {
case Defines.key_message :
Key.Message(key);
break;
case Defines.key_menu :
Menu.Keydown(key);
break;
case Defines.key_game :
case Defines.key_console :
Key.Console(key);
break;
default :
Com.Error(Defines.ERR_FATAL, "Bad cls.key_dest");
}
}
/**
* Returns a string (either a single ascii char, or a K_* name) for the
* given keynum.
*/
public static String KeynumToString(int keynum) {
if (keynum < 0 || keynum > 255)
return "<KEY NOT FOUND>";
if (keynum > 32 && keynum < 127)
return Character.toString((char) keynum);
if (keynames[keynum] != null)
return keynames[keynum];
return "<UNKNOWN KEYNUM>";
}
/**
* Returns a key number to be used to index keybindings[] by looking at
* the given string. Single ascii characters return themselves, while
* the K_* names are matched up.
*/
static int StringToKeynum(String str) {
if (str == null)
return -1;
if (str.length() == 1)
return str.charAt(0);
for (int i = 0; i < keynames.length; i++) {
if (str.equalsIgnoreCase(keynames[i]))
return i;
}
return -1;
}
public static void Message(int key) {
if (key == K_ENTER || key == K_KP_ENTER) {
if (Globals.chat_team)
Cbuf.AddText("say_team \"");
else
Cbuf.AddText("say \"");
Cbuf.AddText(Globals.chat_buffer);
Cbuf.AddText("\"\n");
Globals.cls.key_dest = Defines.key_game;
Globals.chat_buffer = "";
return;
}
if (key == K_ESCAPE) {
Globals.cls.key_dest = Defines.key_game;
Globals.chat_buffer = "";
return;
}
if (key < 32 || key > 127)
return; // non printable
if (key == K_BACKSPACE) {
if (Globals.chat_buffer.length() > 2) {
Globals.chat_buffer = Globals.chat_buffer.substring(0, Globals.chat_buffer.length() - 2);
}
else
Globals.chat_buffer = "";
return;
}
if (Globals.chat_buffer.length() > Defines.MAXCMDLINE)
return; // all full
Globals.chat_buffer += (char) key;
}
/**
* Interactive line editing and console scrollback.
*/
public static void Console(int key) {
switch (key) {
case K_KP_SLASH :
key = '/';
break;
case K_KP_MINUS :
key = '-';
break;
case K_KP_PLUS :
key = '+';
break;
case K_KP_HOME :
key = '7';
break;
case K_KP_UPARROW :
key = '8';
break;
case K_KP_PGUP :
key = '9';
break;
case K_KP_LEFTARROW :
key = '4';
break;
case K_KP_5 :
key = '5';
break;
case K_KP_RIGHTARROW :
key = '6';
break;
case K_KP_END :
key = '1';
break;
case K_KP_DOWNARROW :
key = '2';
break;
case K_KP_PGDN :
key = '3';
break;
case K_KP_INS :
key = '0';
break;
case K_KP_DEL :
key = '.';
break;
}
if (key == 'l') {
if (Globals.keydown[K_CTRL]) {
Cbuf.AddText("clear\n");
return;
}
}
if (key == K_ENTER || key == K_KP_ENTER) {
// backslash text are commands, else chat
if (Globals.key_lines[Globals.edit_line][1] == '\\' || Globals.key_lines[Globals.edit_line][1] == '/')
Cbuf.AddText(
new String(Globals.key_lines[Globals.edit_line], 2, Lib.strlen(Globals.key_lines[Globals.edit_line]) - 2));
else
Cbuf.AddText(
new String(Globals.key_lines[Globals.edit_line], 1, Lib.strlen(Globals.key_lines[Globals.edit_line]) - 1));
Cbuf.AddText("\n");
Com.Printf(new String(Globals.key_lines[Globals.edit_line], 0, Lib.strlen(Globals.key_lines[Globals.edit_line])) + "\n");
Globals.edit_line = (Globals.edit_line + 1) & 31;
history_line = Globals.edit_line;
Globals.key_lines[Globals.edit_line][0] = ']';
Globals.key_linepos = 1;
if (Globals.cls.state == Defines.ca_disconnected)
SCR.UpdateScreen(); // force an update, because the command may take some time
return;
}
if (key == K_TAB) {
// command completion
CompleteCommand();
return;
}
if ((key == K_BACKSPACE) || (key == K_LEFTARROW) || (key == K_KP_LEFTARROW) || ((key == 'h') && (Globals.keydown[K_CTRL]))) {
if (Globals.key_linepos > 1)
Globals.key_linepos--;
return;
}
if ((key == K_UPARROW) || (key == K_KP_UPARROW) || ((key == 'p') && Globals.keydown[K_CTRL])) {
do {
history_line = (history_line - 1) & 31;
}
while (history_line != Globals.edit_line && Globals.key_lines[history_line][1] == 0);
if (history_line == Globals.edit_line)
history_line = (Globals.edit_line + 1) & 31;
//Lib.strcpy(Globals.key_lines[Globals.edit_line], Globals.key_lines[history_line]);
System.arraycopy(Globals.key_lines[history_line], 0, Globals.key_lines[Globals.edit_line], 0, Globals.key_lines[Globals.edit_line].length);
Globals.key_linepos = Lib.strlen(Globals.key_lines[Globals.edit_line]);
return;
}
if ((key == K_DOWNARROW) || (key == K_KP_DOWNARROW) || ((key == 'n') && Globals.keydown[K_CTRL])) {
if (history_line == Globals.edit_line)
return;
do {
history_line = (history_line + 1) & 31;
}
while (history_line != Globals.edit_line && Globals.key_lines[history_line][1] == 0);
if (history_line == Globals.edit_line) {
Globals.key_lines[Globals.edit_line][0] = ']';
Globals.key_linepos = 1;
}
else {
//Lib.strcpy(Globals.key_lines[Globals.edit_line], Globals.key_lines[history_line]);
System.arraycopy(Globals.key_lines[history_line], 0, Globals.key_lines[Globals.edit_line], 0, Globals.key_lines[Globals.edit_line].length);
Globals.key_linepos = Lib.strlen(Globals.key_lines[Globals.edit_line]);
}
return;
}
if (key == K_PGUP || key == K_KP_PGUP) {
Globals.con.display -= 2;
return;
}
if (key == K_PGDN || key == K_KP_PGDN) {
Globals.con.display += 2;
if (Globals.con.display > Globals.con.current)
Globals.con.display = Globals.con.current;
return;
}
if (key == K_HOME || key == K_KP_HOME) {
Globals.con.display = Globals.con.current - Globals.con.totallines + 10;
return;
}
if (key == K_END || key == K_KP_END) {
Globals.con.display = Globals.con.current;
return;
}
if (key < 32 || key > 127)
return; // non printable
if (Globals.key_linepos < Defines.MAXCMDLINE - 1) {
Globals.key_lines[Globals.edit_line][Globals.key_linepos] = (byte) key;
Globals.key_linepos++;
Globals.key_lines[Globals.edit_line][Globals.key_linepos] = 0;
}
}
private static void printCompletions(String type, Vector compl) {
Com.Printf(type);
for (int i = 0; i < compl.size(); i++) {
Com.Printf((String)compl.get(i) + " ");
}
Com.Printf("\n");
}
static void CompleteCommand() {
int start = 1;
if (key_lines[edit_line][start] == '\\' || key_lines[edit_line][start] == '/')
start++;
int end = start;
while (key_lines[edit_line][end] != 0) end++;
String s = new String(key_lines[edit_line], start, end-start);
Vector cmds = Cmd.CompleteCommand(s);
Vector vars = Cvar.CompleteVariable(s);
int c = cmds.size();
int v = vars.size();
if ((c + v) > 1) {
if (c > 0) printCompletions("\nCommands:\n", cmds);
if (v > 0) printCompletions("\nVariables:\n", vars);
return;
} else if (c == 1) {
s = (String)cmds.get(0);
} else if (v == 1) {
s = (String)vars.get(0);
} else return;
key_lines[edit_line][1] = '/';
byte[] bytes = Lib.stringToBytes(s);
System.arraycopy(bytes, 0, key_lines[edit_line], 2, bytes.length);
key_linepos = bytes.length + 2;
key_lines[edit_line][key_linepos++] = ' ';
key_lines[edit_line][key_linepos] = 0;
return;
}
public static xcommand_t Bind_f = new xcommand_t() {
public void execute() {
Key_Bind_f();
}
};
static void Key_Bind_f() {
int c = Cmd.Argc();
if (c < 2) {
Com.Printf("bind <key> [command] : attach a command to a key\n");
return;
}
int b = StringToKeynum(Cmd.Argv(1));
if (b == -1) {
Com.Printf("\"" + Cmd.Argv(1) + "\" isn't a valid key\n");
return;
}
if (c == 2) {
if (Globals.keybindings[b] != null)
Com.Printf("\"" + Cmd.Argv(1) + "\" = \"" + Globals.keybindings[b] + "\"\n");
else
Com.Printf("\"" + Cmd.Argv(1) + "\" is not bound\n");
return;
}
// copy the rest of the command line
String cmd = ""; // start out with a null string
for (int i = 2; i < c; i++) {
cmd += Cmd.Argv(i);
if (i != (c - 1))
cmd += " ";
}
SetBinding(b, cmd);
}
static void SetBinding(int keynum, String binding) {
if (keynum == -1)
return;
// free old bindings
Globals.keybindings[keynum] = null;
Globals.keybindings[keynum] = binding;
}
static xcommand_t Unbind_f = new xcommand_t() {
public void execute() {
Key_Unbind_f();
}
};
static void Key_Unbind_f() {
if (Cmd.Argc() != 2) {
Com.Printf("unbind <key> : remove commands from a key\n");
return;
}
int b = Key.StringToKeynum(Cmd.Argv(1));
if (b == -1) {
Com.Printf("\"" + Cmd.Argv(1) + "\" isn't a valid key\n");
return;
}
Key.SetBinding(b, null);
}
static xcommand_t Unbindall_f = new xcommand_t() {
public void execute() {
Key_Unbindall_f();
}
};
static void Key_Unbindall_f() {
for (int i = 0; i < 256; i++)
Key.SetBinding(i, null);
}
static xcommand_t Bindlist_f = new xcommand_t() {
public void execute() {
Key_Bindlist_f();
}
};
static void Key_Bindlist_f() {
for (int i = 0; i < 256; i++)
if (Globals.keybindings[i] != null && Globals.keybindings[i].length() != 0)
Com.Printf(Key.KeynumToString(i) + " \"" + Globals.keybindings[i] + "\"\n");
}
static void ClearStates() {
int i;
Key.anykeydown = 0;
for (i = 0; i < 256; i++) {
if (keydown[i] || key_repeats[i]!=0)
Event(i, false, 0);
keydown[i] = false;
key_repeats[i] = 0;
}
}
public static void WriteBindings(RandomAccessFile f) {
for (int i = 0; i < 256; i++)
if (keybindings[i] != null && keybindings[i].length() > 0)
try {
f.writeBytes("bind " + KeynumToString(i) + " \"" + keybindings[i] + "\"\n");
} catch (IOException e) {}
}
}
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