Mercurial > sdl-ios-xcode
annotate src/video/x11/SDL_x11keyboard.c @ 4495:dbbfdb9ea716
Simplified clipboard API for sanity's sake.
A complete clipboard implementation would support multiple formats that could be queried at runtime, events for when the clipboard contents changed, support for HTML, images, etc. We're not going that crazy, at least for now. :)
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Wed, 07 Jul 2010 23:54:03 -0700 |
| parents | 3e69e077cb95 |
| children | ce811c9247da |
| rev | line source |
|---|---|
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1 /* |
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2 SDL - Simple DirectMedia Layer |
| 3697 | 3 Copyright (C) 1997-2010 Sam Lantinga |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
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23 |
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24 #include "SDL_x11video.h" |
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25 |
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26 #include "../../events/SDL_keyboard_c.h" |
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27 #include "../../events/scancodes_darwin.h" |
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28 #include "../../events/scancodes_xfree86.h" |
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29 |
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30 #include <X11/keysym.h> |
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31 |
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32 #include "imKStoUCS.h" |
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33 |
| 3001 | 34 /* *INDENT-OFF* */ |
| 3162 | 35 static const struct { |
| 3001 | 36 KeySym keysym; |
| 37 SDLKey sdlkey; | |
| 38 } KeySymToSDLKey[] = { | |
| 39 { XK_Return, SDLK_RETURN }, | |
| 40 { XK_Escape, SDLK_ESCAPE }, | |
| 41 { XK_BackSpace, SDLK_BACKSPACE }, | |
| 42 { XK_Tab, SDLK_TAB }, | |
| 43 { XK_Caps_Lock, SDLK_CAPSLOCK }, | |
| 44 { XK_F1, SDLK_F1 }, | |
| 45 { XK_F2, SDLK_F2 }, | |
| 46 { XK_F3, SDLK_F3 }, | |
| 47 { XK_F4, SDLK_F4 }, | |
| 48 { XK_F5, SDLK_F5 }, | |
| 49 { XK_F6, SDLK_F6 }, | |
| 50 { XK_F7, SDLK_F7 }, | |
| 51 { XK_F8, SDLK_F8 }, | |
| 52 { XK_F9, SDLK_F9 }, | |
| 53 { XK_F10, SDLK_F10 }, | |
| 54 { XK_F11, SDLK_F11 }, | |
| 55 { XK_F12, SDLK_F12 }, | |
| 56 { XK_Print, SDLK_PRINTSCREEN }, | |
| 57 { XK_Scroll_Lock, SDLK_SCROLLLOCK }, | |
| 58 { XK_Pause, SDLK_PAUSE }, | |
| 59 { XK_Insert, SDLK_INSERT }, | |
| 60 { XK_Home, SDLK_HOME }, | |
| 61 { XK_Prior, SDLK_PAGEUP }, | |
| 62 { XK_Delete, SDLK_DELETE }, | |
| 63 { XK_End, SDLK_END }, | |
| 64 { XK_Next, SDLK_PAGEDOWN }, | |
| 65 { XK_Right, SDLK_RIGHT }, | |
| 66 { XK_Left, SDLK_LEFT }, | |
| 67 { XK_Down, SDLK_DOWN }, | |
| 68 { XK_Up, SDLK_UP }, | |
| 69 { XK_Num_Lock, SDLK_NUMLOCKCLEAR }, | |
| 70 { XK_KP_Divide, SDLK_KP_DIVIDE }, | |
| 71 { XK_KP_Multiply, SDLK_KP_MULTIPLY }, | |
| 72 { XK_KP_Subtract, SDLK_KP_MINUS }, | |
| 73 { XK_KP_Add, SDLK_KP_PLUS }, | |
| 74 { XK_KP_Enter, SDLK_KP_ENTER }, | |
| 75 { XK_KP_Delete, SDLK_KP_PERIOD }, | |
| 76 { XK_KP_End, SDLK_KP_1 }, | |
| 77 { XK_KP_Down, SDLK_KP_2 }, | |
| 78 { XK_KP_Next, SDLK_KP_3 }, | |
| 79 { XK_KP_Left, SDLK_KP_4 }, | |
| 80 { XK_KP_Begin, SDLK_KP_5 }, | |
| 81 { XK_KP_Right, SDLK_KP_6 }, | |
| 82 { XK_KP_Home, SDLK_KP_7 }, | |
| 83 { XK_KP_Up, SDLK_KP_8 }, | |
| 84 { XK_KP_Prior, SDLK_KP_9 }, | |
| 85 { XK_KP_Insert, SDLK_KP_0 }, | |
| 86 { XK_KP_Decimal, SDLK_KP_PERIOD }, | |
| 87 { XK_KP_1, SDLK_KP_1 }, | |
| 88 { XK_KP_2, SDLK_KP_2 }, | |
| 89 { XK_KP_3, SDLK_KP_3 }, | |
| 90 { XK_KP_4, SDLK_KP_4 }, | |
| 91 { XK_KP_5, SDLK_KP_5 }, | |
| 92 { XK_KP_6, SDLK_KP_6 }, | |
| 93 { XK_KP_7, SDLK_KP_7 }, | |
| 94 { XK_KP_8, SDLK_KP_8 }, | |
| 95 { XK_KP_9, SDLK_KP_9 }, | |
| 96 { XK_KP_0, SDLK_KP_0 }, | |
| 97 { XK_KP_Decimal, SDLK_KP_PERIOD }, | |
| 98 { XK_Hyper_R, SDLK_APPLICATION }, | |
| 99 { XK_KP_Equal, SDLK_KP_EQUALS }, | |
| 100 { XK_F13, SDLK_F13 }, | |
| 101 { XK_F14, SDLK_F14 }, | |
| 102 { XK_F15, SDLK_F15 }, | |
| 103 { XK_F16, SDLK_F16 }, | |
| 104 { XK_F17, SDLK_F17 }, | |
| 105 { XK_F18, SDLK_F18 }, | |
| 106 { XK_F19, SDLK_F19 }, | |
| 107 { XK_F20, SDLK_F20 }, | |
| 108 { XK_F21, SDLK_F21 }, | |
| 109 { XK_F22, SDLK_F22 }, | |
| 110 { XK_F23, SDLK_F23 }, | |
| 111 { XK_F24, SDLK_F24 }, | |
| 112 { XK_Execute, SDLK_EXECUTE }, | |
| 113 { XK_Help, SDLK_HELP }, | |
| 114 { XK_Menu, SDLK_MENU }, | |
| 115 { XK_Select, SDLK_SELECT }, | |
| 116 { XK_Cancel, SDLK_STOP }, | |
| 117 { XK_Redo, SDLK_AGAIN }, | |
| 118 { XK_Undo, SDLK_UNDO }, | |
| 119 { XK_Find, SDLK_FIND }, | |
| 120 { XK_KP_Separator, SDLK_KP_COMMA }, | |
| 121 { XK_Sys_Req, SDLK_SYSREQ }, | |
| 122 { XK_Control_L, SDLK_LCTRL }, | |
| 123 { XK_Shift_L, SDLK_LSHIFT }, | |
| 124 { XK_Alt_L, SDLK_LALT }, | |
| 125 { XK_Meta_L, SDLK_LGUI }, | |
| 126 { XK_Super_L, SDLK_LGUI }, | |
| 127 { XK_Control_R, SDLK_RCTRL }, | |
| 128 { XK_Shift_R, SDLK_RSHIFT }, | |
| 129 { XK_Alt_R, SDLK_RALT }, | |
| 130 { XK_Meta_R, SDLK_RGUI }, | |
| 131 { XK_Super_R, SDLK_RGUI }, | |
| 132 { XK_Mode_switch, SDLK_MODE }, | |
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133 }; |
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134 |
| 3162 | 135 static const struct |
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136 { |
| 3162 | 137 const SDL_scancode const *table; |
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138 int table_size; |
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139 } scancode_set[] = { |
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140 { darwin_scancode_table, SDL_arraysize(darwin_scancode_table) }, |
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141 { xfree86_scancode_table, SDL_arraysize(xfree86_scancode_table) }, |
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142 { xfree86_scancode_table2, SDL_arraysize(xfree86_scancode_table2) }, |
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143 }; |
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144 /* *INDENT-OFF* */ |
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145 |
| 3001 | 146 static SDLKey |
| 147 X11_KeyCodeToSDLKey(Display *display, KeyCode keycode) | |
| 148 { | |
| 149 KeySym keysym; | |
| 150 unsigned int ucs4; | |
| 151 int i; | |
| 152 | |
| 153 keysym = XKeycodeToKeysym(display, keycode, 0); | |
| 154 if (keysym == NoSymbol) { | |
| 155 return SDLK_UNKNOWN; | |
| 156 } | |
| 157 | |
| 158 ucs4 = X11_KeySymToUcs4(keysym); | |
| 159 if (ucs4) { | |
| 160 return (SDLKey) ucs4; | |
| 161 } | |
| 162 | |
| 163 for (i = 0; i < SDL_arraysize(KeySymToSDLKey); ++i) { | |
| 164 if (keysym == KeySymToSDLKey[i].keysym) { | |
| 165 return KeySymToSDLKey[i].sdlkey; | |
| 166 } | |
| 167 } | |
| 168 return SDLK_UNKNOWN; | |
| 169 } | |
| 170 | |
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171 int |
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172 X11_InitKeyboard(_THIS) |
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173 { |
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174 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; |
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175 int i, j; |
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176 int min_keycode, max_keycode; |
| 3001 | 177 struct { |
| 178 SDL_scancode scancode; | |
| 179 KeySym keysym; | |
| 180 int value; | |
| 181 } fingerprint[] = { | |
| 182 { SDL_SCANCODE_HOME, XK_Home, 0 }, | |
| 183 { SDL_SCANCODE_PAGEUP, XK_Prior, 0 }, | |
| 184 { SDL_SCANCODE_PAGEDOWN, XK_Next, 0 }, | |
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185 }; |
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186 SDL_bool fingerprint_detected; |
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187 |
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188 XAutoRepeatOn(data->display); |
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189 |
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190 /* Try to determine which scancodes are being used based on fingerprint */ |
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191 fingerprint_detected = SDL_FALSE; |
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192 XDisplayKeycodes(data->display, &min_keycode, &max_keycode); |
| 3001 | 193 for (i = 0; i < SDL_arraysize(fingerprint); ++i) { |
| 194 fingerprint[i].value = | |
| 195 XKeysymToKeycode(data->display, fingerprint[i].keysym) - | |
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196 min_keycode; |
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197 } |
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198 for (i = 0; i < SDL_arraysize(scancode_set); ++i) { |
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199 /* Make sure the scancode set isn't too big */ |
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200 if ((max_keycode - min_keycode + 1) <= scancode_set[i].table_size) { |
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201 continue; |
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202 } |
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203 for (j = 0; j < SDL_arraysize(fingerprint); ++j) { |
| 3001 | 204 if (fingerprint[j].value < 0 |
| 205 || fingerprint[j].value >= scancode_set[i].table_size) { | |
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206 break; |
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207 } |
| 3001 | 208 if (scancode_set[i].table[fingerprint[j].value] != |
| 209 fingerprint[j].scancode) { | |
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210 break; |
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211 } |
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212 } |
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213 if (j == SDL_arraysize(fingerprint)) { |
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214 /* printf("Using scancode set %d\n", i); */ |
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215 SDL_memcpy(&data->key_layout[min_keycode], scancode_set[i].table, |
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216 sizeof(SDL_scancode) * scancode_set[i].table_size); |
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217 fingerprint_detected = SDL_TRUE; |
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218 break; |
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219 } |
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220 } |
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221 |
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222 if (!fingerprint_detected) { |
| 3001 | 223 SDLKey keymap[SDL_NUM_SCANCODES]; |
| 224 | |
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225 printf |
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226 ("Keyboard layout unknown, please send the following to the SDL mailing list (sdl@libsdl.org):\n"); |
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227 |
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228 /* Determine key_layout - only works on US QWERTY layout */ |
| 3001 | 229 SDL_GetDefaultKeymap(keymap); |
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230 for (i = min_keycode; i <= max_keycode; ++i) { |
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231 KeySym sym; |
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232 sym = XKeycodeToKeysym(data->display, i, 0); |
| 3001 | 233 if (sym != NoSymbol) { |
| 234 SDLKey key; | |
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235 printf("code = %d, sym = 0x%X (%s) ", i - min_keycode, |
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236 (unsigned int) sym, XKeysymToString(sym)); |
| 3001 | 237 key = X11_KeyCodeToSDLKey(data->display, i); |
| 238 for (j = 0; j < SDL_arraysize(keymap); ++j) { | |
| 239 if (keymap[j] == key) { | |
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240 data->key_layout[i] = (SDL_scancode) j; |
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241 break; |
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242 } |
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243 } |
| 3001 | 244 if (j == SDL_arraysize(keymap)) { |
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245 printf("scancode not found\n"); |
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246 } else { |
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247 printf("scancode = %d (%s)\n", j, SDL_GetScancodeName(j)); |
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248 } |
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249 } |
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250 } |
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251 } |
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252 |
| 2306 | 253 X11_UpdateKeymap(_this); |
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254 |
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255 SDL_SetScancodeName(SDL_SCANCODE_APPLICATION, "Menu"); |
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256 |
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257 return 0; |
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258 } |
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259 |
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260 void |
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261 X11_UpdateKeymap(_THIS) |
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262 { |
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263 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; |
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264 int i; |
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265 SDL_scancode scancode; |
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266 SDLKey keymap[SDL_NUM_SCANCODES]; |
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267 |
| 3001 | 268 SDL_zero(keymap); |
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269 |
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270 for (i = 0; i < SDL_arraysize(data->key_layout); i++) { |
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271 |
| 3001 | 272 /* Make sure this is a valid scancode */ |
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273 scancode = data->key_layout[i]; |
| 3001 | 274 if (scancode == SDL_SCANCODE_UNKNOWN) { |
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275 continue; |
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276 } |
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277 |
| 3001 | 278 keymap[scancode] = X11_KeyCodeToSDLKey(data->display, (KeyCode)i); |
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279 } |
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280 SDL_SetKeymap(0, keymap, SDL_NUM_SCANCODES); |
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281 } |
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282 |
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283 void |
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284 X11_QuitKeyboard(_THIS) |
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285 { |
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286 } |
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287 |
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288 /* vi: set ts=4 sw=4 expandtab: */ |