/*

    SDL - Simple DirectMedia Layer

    Copyright (C) 1997-2006 Sam Lantinga

    This library is free software; you can redistribute it and/or

    modify it under the terms of the GNU Lesser General Public

    License as published by the Free Software Foundation; either

    version 2.1 of the License, or (at your option) any later version.

    This library 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

    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public

    License along with this library; if not, write to the Free Software

    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga

    slouken@libsdl.org

*/

#include "SDL_config.h"

#include "SDL_x11video.h"

#include "../../events/SDL_keyboard_c.h"

#include <X11/keysym.h>

#include "imKStoUCS.h"

/* 

   KeyCode-to-SDLKey translation tables for various X servers. Which

   one to use is decided in X11_InitKeyboard().

*/

static SDLKey macKeyCodeToSDLK[];

static SDLKey xorgLinuxKeyCodeToSDLK[];

static SDLKey *keyCodeToSDLKeyTables[] = {

    xorgLinuxKeyCodeToSDLK,

    macKeyCodeToSDLK,

    NULL

};

/* *INDENT-OFF* */

/* These are just Mac virtual key codes + 8 (see SDL/src/video/cocoa/

   SDL_cocoakeys.h for more info). Observed to work with Apple X11 on

   Mac OS X 10.4. May also work on older Linux distributions on Mac

   hardware.

*/

#define KeyCodeTableSize (256)

static SDLKey macKeyCodeToSDLK[KeyCodeTableSize] = 

{

    /*   0 */   SDLK_UNKNOWN,

    /*   1 */   SDLK_UNKNOWN,

    /*   2 */   SDLK_UNKNOWN,

    /*   3 */   SDLK_UNKNOWN,

    /*   4 */   SDLK_UNKNOWN,

    /*   5 */   SDLK_UNKNOWN,

    /*   6 */   SDLK_UNKNOWN,

    /*   7 */   SDLK_UNKNOWN,

    /*   8 */   SDLK_A,

    /*   9 */   SDLK_S,

    /*  10 */   SDLK_D,

    /*  11 */   SDLK_F,

    /*  12 */   SDLK_H,

    /*  13 */   SDLK_G,

    /*  14 */   SDLK_Z,

    /*  15 */   SDLK_X,

    /*  16 */   SDLK_C,

    /*  17 */   SDLK_V,

    /*  18 */   SDLK_GRAVE,

    /*  19 */   SDLK_B,

    /*  20 */   SDLK_Q,

    /*  21 */   SDLK_W,

    /*  22 */   SDLK_E,

    /*  23 */   SDLK_R,

    /*  24 */   SDLK_Y,

    /*  25 */   SDLK_T,

    /*  26 */   SDLK_1,

    /*  27 */   SDLK_2,

    /*  28 */   SDLK_3,

    /*  29 */   SDLK_4,

    /*  30 */   SDLK_6,

    /*  31 */   SDLK_5,

    /*  32 */   SDLK_EQUALS,

    /*  33 */   SDLK_9,

    /*  34 */   SDLK_7,

    /*  35 */   SDLK_HYPHENMINUS,

    /*  36 */   SDLK_8,

    /*  37 */   SDLK_0,

    /*  38 */   SDLK_RIGHTBRACKET,

    /*  39 */   SDLK_O,

    /*  40 */   SDLK_U,

    /*  41 */   SDLK_LEFTBRACKET,

    /*  42 */   SDLK_I,

    /*  43 */   SDLK_P,

    /*  44 */   SDLK_RETURN,

    /*  45 */   SDLK_L,

    /*  46 */   SDLK_J,

    /*  47 */   SDLK_APOSTROPHE,

    /*  48 */   SDLK_K,

    /*  49 */   SDLK_SEMICOLON,

    /*  50 */   SDLK_BACKSLASH,

    /*  51 */   SDLK_COMMA,

    /*  52 */   SDLK_SLASH,

    /*  53 */   SDLK_N,

    /*  54 */   SDLK_M,

    /*  55 */   SDLK_PERIOD,

    /*  56 */   SDLK_TAB,

    /*  57 */   SDLK_SPACE,

    /*  58 */   SDLK_NONUSBACKSLASH,

    /*  59 */   SDLK_BACKSPACE,

    /*  60 */   SDLK_KP_ENTER,

    /*  61 */   SDLK_ESCAPE,

    /*  62 */   SDLK_RMETA,

    /*  63 */   SDLK_LMETA,

    /*  64 */   SDLK_LSHIFT,

    /*  65 */   SDLK_CAPSLOCK,

    /*  66 */   SDLK_LALT,

    /*  67 */   SDLK_LCTRL,

    /*  68 */   SDLK_RSHIFT,

    /*  69 */   SDLK_RALT,

    /*  70 */   SDLK_RCTRL,

    /*  71 */   SDLK_NONE,

    /*  72 */   SDLK_UNKNOWN,

    /*  73 */   SDLK_KP_PERIOD,

    /*  74 */   SDLK_UNKNOWN,

    /*  75 */   SDLK_KP_MULTIPLY,

    /*  76 */   SDLK_UNKNOWN,

    /*  77 */   SDLK_KP_PLUS,

    /*  78 */   SDLK_UNKNOWN,

    /*  79 */   SDLK_KP_NUMLOCKCLEAR,

    /*  80 */   SDLK_VOLUMEUP,

    /*  81 */   SDLK_VOLUMEDOWN,

    /*  82 */   SDLK_MUTE,

    /*  83 */   SDLK_KP_DIVIDE,

    /*  84 */   SDLK_KP_ENTER,

    /*  85 */   SDLK_UNKNOWN,

    /*  86 */   SDLK_KP_MINUS,

    /*  87 */   SDLK_UNKNOWN,

    /*  88 */   SDLK_UNKNOWN,

    /*  89 */   SDLK_KP_EQUALS,

    /*  90 */   SDLK_KP_0,

    /*  91 */   SDLK_KP_1,

    /*  92 */   SDLK_KP_2,

    /*  93 */   SDLK_KP_3,

    /*  94 */   SDLK_KP_4,

    /*  95 */   SDLK_KP_5,

    /*  96 */   SDLK_KP_6,

    /*  97 */   SDLK_KP_7,

    /*  98 */   SDLK_UNKNOWN,

    /*  99 */   SDLK_KP_8,

    /* 100 */   SDLK_KP_9,

    /* 101 */   SDLK_INTERNATIONAL3,

    /* 102 */   SDLK_INTERNATIONAL1,

    /* 103 */   SDLK_KP_COMMA,

    /* 104 */   SDLK_F5,

    /* 105 */   SDLK_F6,

    /* 106 */   SDLK_F7,

    /* 107 */   SDLK_F3,

    /* 108 */   SDLK_F8,

    /* 109 */   SDLK_F9,

    /* 110 */   SDLK_LANG2,

    /* 111 */   SDLK_F11,

    /* 112 */   SDLK_LANG1,

    /* 113 */   SDLK_PRINTSCREEN,

    /* 114 */   SDLK_F16,

    /* 115 */   SDLK_SCROLLLOCK,

    /* 116 */   SDLK_UNKNOWN,

    /* 117 */   SDLK_F10,

    /* 118 */   SDLK_APPLICATION,

    /* 119 */   SDLK_F12,

    /* 120 */   SDLK_UNKNOWN,

    /* 121 */   SDLK_PAUSE,

    /* 122 */   SDLK_INSERT,

    /* 123 */   SDLK_HOME,

    /* 124 */   SDLK_PAGEUP,

    /* 125 */   SDLK_DELETE,

    /* 126 */   SDLK_F4,

    /* 127 */   SDLK_END,

    /* 128 */   SDLK_F2,

    /* 129 */   SDLK_PAGEDOWN,

    /* 130 */   SDLK_F1,

    /* 131 */   SDLK_LEFT,

    /* 132 */   SDLK_RIGHT,

    /* 133 */   SDLK_DOWN,

    /* 134 */   SDLK_UP,

    /* 135 */   SDLK_POWER,

    /* 136 */   SDLK_UNKNOWN, /* codes higher than 135 shouldn't occur as Mac virtual keycodes only go to 127 */

    /* 137 */   SDLK_UNKNOWN,

    /* 138 */   SDLK_UNKNOWN,

    /* 139 */   SDLK_UNKNOWN,

    /* 140 */   SDLK_UNKNOWN,

    /* 141 */   SDLK_UNKNOWN,

    /* 142 */   SDLK_UNKNOWN,

    /* 143 */   SDLK_UNKNOWN,

    /* 144 */   SDLK_UNKNOWN,

    /* 145 */   SDLK_UNKNOWN,

    /* 146 */   SDLK_UNKNOWN,

    /* 147 */   SDLK_UNKNOWN,

    /* 148 */   SDLK_UNKNOWN,

    /* 149 */   SDLK_UNKNOWN,

    /* 150 */   SDLK_UNKNOWN,

    /* 151 */   SDLK_UNKNOWN,

    /* 152 */   SDLK_UNKNOWN,

    /* 153 */   SDLK_UNKNOWN,

    /* 154 */   SDLK_UNKNOWN,

    /* 155 */   SDLK_UNKNOWN,

    /* 156 */   SDLK_UNKNOWN,

    /* 157 */   SDLK_UNKNOWN,

    /* 158 */   SDLK_UNKNOWN,

    /* 159 */   SDLK_UNKNOWN,

    /* 160 */   SDLK_UNKNOWN,

    /* 161 */   SDLK_UNKNOWN,

    /* 162 */   SDLK_UNKNOWN,

    /* 163 */   SDLK_UNKNOWN,

    /* 164 */   SDLK_UNKNOWN,

    /* 165 */   SDLK_UNKNOWN,

    /* 166 */   SDLK_UNKNOWN,

    /* 167 */   SDLK_UNKNOWN,

    /* 168 */   SDLK_UNKNOWN,

    /* 169 */   SDLK_UNKNOWN,

    /* 170 */   SDLK_UNKNOWN,

    /* 171 */   SDLK_UNKNOWN,

    /* 172 */   SDLK_UNKNOWN,

    /* 173 */   SDLK_UNKNOWN,

    /* 174 */   SDLK_UNKNOWN,

    /* 175 */   SDLK_UNKNOWN,

    /* 176 */   SDLK_UNKNOWN,

    /* 177 */   SDLK_UNKNOWN,

    /* 178 */   SDLK_UNKNOWN,

    /* 179 */   SDLK_UNKNOWN,

    /* 180 */   SDLK_UNKNOWN,

    /* 181 */   SDLK_UNKNOWN,

    /* 182 */   SDLK_UNKNOWN,

    /* 183 */   SDLK_UNKNOWN,

    /* 184 */   SDLK_UNKNOWN,

    /* 185 */   SDLK_UNKNOWN,

    /* 186 */   SDLK_UNKNOWN,

    /* 187 */   SDLK_UNKNOWN,

    /* 188 */   SDLK_UNKNOWN,

    /* 189 */   SDLK_UNKNOWN,

    /* 190 */   SDLK_UNKNOWN,

    /* 191 */   SDLK_UNKNOWN,

    /* 192 */   SDLK_UNKNOWN,

    /* 193 */   SDLK_UNKNOWN,

    /* 194 */   SDLK_UNKNOWN,

    /* 195 */   SDLK_UNKNOWN,

    /* 196 */   SDLK_UNKNOWN,

    /* 197 */   SDLK_UNKNOWN,

    /* 198 */   SDLK_UNKNOWN,

    /* 199 */   SDLK_UNKNOWN,

    /* 200 */   SDLK_UNKNOWN,

    /* 201 */   SDLK_UNKNOWN,

    /* 202 */   SDLK_UNKNOWN,

    /* 203 */   SDLK_UNKNOWN,

    /* 204 */   SDLK_UNKNOWN,

    /* 205 */   SDLK_UNKNOWN,

    /* 206 */   SDLK_UNKNOWN,

    /* 207 */   SDLK_UNKNOWN,

    /* 208 */   SDLK_UNKNOWN,

    /* 209 */   SDLK_UNKNOWN,

    /* 210 */   SDLK_UNKNOWN,

    /* 211 */   SDLK_UNKNOWN,

    /* 212 */   SDLK_UNKNOWN,

    /* 213 */   SDLK_UNKNOWN,

    /* 214 */   SDLK_UNKNOWN,

    /* 215 */   SDLK_UNKNOWN,

    /* 216 */   SDLK_UNKNOWN,

    /* 217 */   SDLK_UNKNOWN,

    /* 218 */   SDLK_UNKNOWN,

    /* 219 */   SDLK_UNKNOWN,

    /* 220 */   SDLK_UNKNOWN,

    /* 221 */   SDLK_UNKNOWN,

    /* 222 */   SDLK_UNKNOWN,

    /* 223 */   SDLK_UNKNOWN,

    /* 224 */   SDLK_UNKNOWN,

    /* 225 */   SDLK_UNKNOWN,

    /* 226 */   SDLK_UNKNOWN,

    /* 227 */   SDLK_UNKNOWN,

    /* 228 */   SDLK_UNKNOWN,

    /* 229 */   SDLK_UNKNOWN,

    /* 230 */   SDLK_UNKNOWN,

    /* 231 */   SDLK_UNKNOWN,

    /* 232 */   SDLK_UNKNOWN,

    /* 233 */   SDLK_UNKNOWN,

    /* 234 */   SDLK_UNKNOWN,

    /* 235 */   SDLK_UNKNOWN,

    /* 236 */   SDLK_UNKNOWN,

    /* 237 */   SDLK_UNKNOWN,

    /* 238 */   SDLK_UNKNOWN,

    /* 239 */   SDLK_UNKNOWN,

    /* 240 */   SDLK_UNKNOWN,

    /* 241 */   SDLK_UNKNOWN,

    /* 242 */   SDLK_UNKNOWN,

    /* 243 */   SDLK_UNKNOWN,

    /* 244 */   SDLK_UNKNOWN,

    /* 245 */   SDLK_UNKNOWN,

    /* 246 */   SDLK_UNKNOWN,

    /* 247 */   SDLK_UNKNOWN,

    /* 248 */   SDLK_UNKNOWN,

    /* 249 */   SDLK_UNKNOWN,

    /* 250 */   SDLK_UNKNOWN,

    /* 251 */   SDLK_UNKNOWN,

    /* 252 */   SDLK_UNKNOWN,

    /* 253 */   SDLK_UNKNOWN,

    /* 254 */   SDLK_UNKNOWN,

    /* 255 */   SDLK_UNKNOWN

};

/* Found mostly by experimentation with X.org on Linux (Fedora Core 4 and

   Ubuntu Dapper) on PC and PPC Mac hardware, some parts (especially about

   the "multimedia"/"internet" keys) from various sources on the web.

*/

static SDLKey xorgLinuxKeyCodeToSDLK[KeyCodeTableSize] = 

{

    /*   0 */   SDLK_UNKNOWN,

    /*   1 */   SDLK_UNKNOWN,

    /*   2 */   SDLK_UNKNOWN,

    /*   3 */   SDLK_UNKNOWN,

    /*   4 */   SDLK_UNKNOWN,

    /*   5 */   SDLK_UNKNOWN,

    /*   6 */   SDLK_UNKNOWN,

    /*   7 */   SDLK_UNKNOWN,

    /*   8 */   SDLK_UNKNOWN,

    /*   9 */   SDLK_ESCAPE,

    /*  10 */   SDLK_1,

    /*  11 */   SDLK_2,

    /*  12 */   SDLK_3,

    /*  13 */   SDLK_4,

    /*  14 */   SDLK_5,

    /*  15 */   SDLK_6,

    /*  16 */   SDLK_7,

    /*  17 */   SDLK_8,

    /*  18 */   SDLK_9,

    /*  19 */   SDLK_0,

    /*  20 */   SDLK_HYPHENMINUS,

    /*  21 */   SDLK_EQUALS,

    /*  22 */   SDLK_BACKSPACE,

    /*  23 */   SDLK_TAB,

    /*  24 */   SDLK_Q,

    /*  25 */   SDLK_W,

    /*  26 */   SDLK_E,

    /*  27 */   SDLK_R,

    /*  28 */   SDLK_T,

    /*  29 */   SDLK_Y,

    /*  30 */   SDLK_U,

    /*  31 */   SDLK_I,

    /*  32 */   SDLK_O,

    /*  33 */   SDLK_P,

    /*  34 */   SDLK_LEFTBRACKET,

    /*  35 */   SDLK_RIGHTBRACKET,

    /*  36 */   SDLK_RETURN,

    /*  37 */   SDLK_LCTRL,

    /*  38 */   SDLK_A,

    /*  39 */   SDLK_S,

    /*  40 */   SDLK_D,

    /*  41 */   SDLK_F,

    /*  42 */   SDLK_G,

    /*  43 */   SDLK_H,

    /*  44 */   SDLK_J,

    /*  45 */   SDLK_K,

    /*  46 */   SDLK_L,

    /*  47 */   SDLK_SEMICOLON,

    /*  48 */   SDLK_APOSTROPHE,

    /*  49 */   SDLK_GRAVE,

    /*  50 */   SDLK_LSHIFT,

    /*  51 */   SDLK_BACKSLASH,

    /*  52 */   SDLK_Z,

    /*  53 */   SDLK_X,

    /*  54 */   SDLK_C,

    /*  55 */   SDLK_V,

    /*  56 */   SDLK_B,

    /*  57 */   SDLK_N,

    /*  58 */   SDLK_M,

    /*  59 */   SDLK_COMMA,

    /*  60 */   SDLK_PERIOD,

    /*  61 */   SDLK_SLASH,

    /*  62 */   SDLK_RSHIFT,

    /*  63 */   SDLK_KP_MULTIPLY,

    /*  64 */   SDLK_LALT,

    /*  65 */   SDLK_SPACE,

    /*  66 */   SDLK_CAPSLOCK,

    /*  67 */   SDLK_F1,

    /*  68 */   SDLK_F2,

    /*  69 */   SDLK_F3,

    /*  70 */   SDLK_F4,

    /*  71 */   SDLK_F5,

    /*  72 */   SDLK_F6,

    /*  73 */   SDLK_F7,

    /*  74 */   SDLK_F8,

    /*  75 */   SDLK_F9,

    /*  76 */   SDLK_F10,

    /*  77 */   SDLK_KP_NUMLOCKCLEAR,

    /*  78 */   SDLK_SCROLLLOCK,

    /*  79 */   SDLK_KP_7,

    /*  80 */   SDLK_KP_8,

    /*  81 */   SDLK_KP_9,

    /*  82 */   SDLK_KP_MINUS,

    /*  83 */   SDLK_KP_4,

    /*  84 */   SDLK_KP_5,

    /*  85 */   SDLK_KP_6,

    /*  86 */   SDLK_KP_PLUS,

    /*  87 */   SDLK_KP_1,

    /*  88 */   SDLK_KP_2,

    /*  89 */   SDLK_KP_3,

    /*  90 */   SDLK_KP_0,

    /*  91 */   SDLK_KP_PERIOD,

    /*  92 */   SDLK_SYSREQ,

    /*  93 */   SDLK_MODE, /* is translated to XK_Mode_switch by my X server, but I have no keyboard that generates this code, so I'm not sure if this is correct */

    /*  94 */   SDLK_NONUSBACKSLASH,

    /*  95 */   SDLK_F11,

    /*  96 */   SDLK_F12,

    /*  97 */   SDLK_HOME,

    /*  98 */   SDLK_UP,

    /*  99 */   SDLK_PAGEUP,

    /* 100 */   SDLK_LEFT,

    /* 101 */   SDLK_BRIGHTNESSDOWN, /* on PowerBook G4 */

    /* 102 */   SDLK_RIGHT,

    /* 103 */   SDLK_END,

    /* 104 */   SDLK_DOWN,

    /* 105 */   SDLK_PAGEDOWN,

    /* 106 */   SDLK_INSERT,

    /* 107 */   SDLK_DELETE,

    /* 108 */   SDLK_KP_ENTER,

    /* 109 */   SDLK_RCTRL,

    /* 110 */   SDLK_PAUSE,

    /* 111 */   SDLK_PRINTSCREEN,

    /* 112 */   SDLK_KP_DIVIDE,

    /* 113 */   SDLK_RALT,

    /* 114 */   SDLK_UNKNOWN,

    /* 115 */   SDLK_LMETA,

    /* 116 */   SDLK_RMETA,

    /* 117 */   SDLK_APPLICATION,

    /* 118 */   SDLK_F13,

    /* 119 */   SDLK_F14,

    /* 120 */   SDLK_F15,

    /* 121 */   SDLK_F16,

    /* 122 */   SDLK_F17,

    /* 123 */   SDLK_UNKNOWN,

    /* 124 */   SDLK_UNKNOWN, /* is translated to XK_ISO_Level3_Shift by my X server, but I have no keyboard that generates this code, so I don't know what the correct SDLK_* for it is */

    /* 125 */   SDLK_UNKNOWN,

    /* 126 */   SDLK_KP_EQUALS,

    /* 127 */   SDLK_UNKNOWN,

    /* 128 */   SDLK_UNKNOWN,

    /* 129 */   SDLK_UNKNOWN,

    /* 130 */   SDLK_UNKNOWN,

    /* 131 */   SDLK_UNKNOWN,

    /* 132 */   SDLK_UNKNOWN,

    /* 133 */   SDLK_INTERNATIONAL3, /* Yen */

    /* 134 */   SDLK_UNKNOWN,

    /* 135 */   SDLK_AGAIN,

    /* 136 */   SDLK_UNDO,

    /* 137 */   SDLK_UNKNOWN,

    /* 138 */   SDLK_UNKNOWN,

    /* 139 */   SDLK_UNKNOWN,

    /* 140 */   SDLK_UNKNOWN,

    /* 141 */   SDLK_UNKNOWN,

    /* 142 */   SDLK_UNKNOWN,

    /* 143 */   SDLK_UNKNOWN,

    /* 144 */   SDLK_AUDIOPREV,

    /* 145 */   SDLK_UNKNOWN,

    /* 146 */   SDLK_UNKNOWN,

    /* 147 */   SDLK_UNKNOWN,

    /* 148 */   SDLK_UNKNOWN,

    /* 149 */   SDLK_UNKNOWN,

    /* 150 */   SDLK_UNKNOWN,

    /* 151 */   SDLK_UNKNOWN,

    /* 152 */   SDLK_UNKNOWN,

    /* 153 */   SDLK_AUDIONEXT,

    /* 154 */   SDLK_UNKNOWN,

    /* 155 */   SDLK_UNKNOWN,

    /* 156 */   SDLK_UNKNOWN,

    /* 157 */   SDLK_KP_EQUALS, /* on PowerBook G4 */

    /* 158 */   SDLK_UNKNOWN,

    /* 159 */   SDLK_UNKNOWN,

    /* 160 */   SDLK_MUTE,

    /* 161 */   SDLK_CALC,

    /* 162 */   SDLK_AUDIOPLAY,

    /* 163 */   SDLK_UNKNOWN,

    /* 164 */   SDLK_AUDIOSTOP,

    /* 165 */   SDLK_UNKNOWN,

    /* 166 */   SDLK_UNKNOWN,

    /* 167 */   SDLK_UNKNOWN,

    /* 168 */   SDLK_UNKNOWN,

    /* 169 */   SDLK_UNKNOWN,

    /* 170 */   SDLK_UNKNOWN,

    /* 171 */   SDLK_UNKNOWN,

    /* 172 */   SDLK_UNKNOWN,

    /* 173 */   SDLK_UNKNOWN,

    /* 174 */   SDLK_VOLUMEDOWN,

    /* 175 */   SDLK_UNKNOWN,