Mercurial > sdl-ios-xcode
annotate src/video/x11/SDL_x11events.c @ 1297:7b32c7a586c9
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| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 30 Jan 2006 13:32:31 +0000 |
| parents | b81f54c3963f |
| children | c9b51268668f |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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3 Copyright (C) 1997-2004 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 of the License, or (at your option) any later version. | |
| 9 | |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with this library; if not, write to the Free | |
| 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | |
| 19 Sam Lantinga | |
|
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
| 23 #ifdef SAVE_RCSID | |
| 24 static char rcsid = | |
| 25 "@(#) $Id$"; | |
| 26 #endif | |
| 27 | |
| 28 /* Handle the event stream, converting X11 events into SDL events */ | |
| 29 | |
| 30 #include <stdio.h> | |
| 31 #include <stdlib.h> | |
| 32 #include <string.h> | |
| 33 #include <setjmp.h> | |
| 34 #include <X11/Xlib.h> | |
| 35 #include <X11/Xutil.h> | |
| 36 #include <X11/keysym.h> | |
| 37 #ifdef __SVR4 | |
| 38 #include <X11/Sunkeysym.h> | |
| 39 #endif | |
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40 #include <sys/types.h> |
| 0 | 41 #include <sys/time.h> |
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42 #include <unistd.h> |
| 0 | 43 |
| 44 #include "SDL.h" | |
| 45 #include "SDL_syswm.h" | |
| 46 #include "SDL_sysevents.h" | |
| 47 #include "SDL_sysvideo.h" | |
| 48 #include "SDL_events_c.h" | |
| 49 #include "SDL_x11video.h" | |
| 50 #include "SDL_x11dga_c.h" | |
| 51 #include "SDL_x11modes_c.h" | |
| 52 #include "SDL_x11image_c.h" | |
| 53 #include "SDL_x11gamma_c.h" | |
| 54 #include "SDL_x11wm_c.h" | |
| 55 #include "SDL_x11mouse_c.h" | |
| 56 #include "SDL_x11events_c.h" | |
| 57 | |
| 58 | |
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59 /* Define this if you want to debug X11 events */ |
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60 /*#define DEBUG_XEVENTS*/ |
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61 |
| 0 | 62 /* The translation tables from an X11 keysym to a SDL keysym */ |
| 63 static SDLKey ODD_keymap[256]; | |
| 64 static SDLKey MISC_keymap[256]; | |
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65 SDL_keysym *X11_TranslateKey(Display *display, XIC ic, XKeyEvent *xkey, KeyCode kc, |
| 0 | 66 SDL_keysym *keysym); |
| 67 | |
| 68 /* Check to see if this is a repeated key. | |
| 69 (idea shamelessly lifted from GII -- thanks guys! :) | |
| 70 */ | |
| 71 static int X11_KeyRepeat(Display *display, XEvent *event) | |
| 72 { | |
| 73 XEvent peekevent; | |
| 74 int repeated; | |
| 75 | |
| 76 repeated = 0; | |
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77 if ( pXPending(display) ) { |
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78 pXPeekEvent(display, &peekevent); |
| 0 | 79 if ( (peekevent.type == KeyPress) && |
| 80 (peekevent.xkey.keycode == event->xkey.keycode) && | |
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81 ((peekevent.xkey.time-event->xkey.time) < 2) ) { |
| 0 | 82 repeated = 1; |
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83 pXNextEvent(display, &peekevent); |
| 0 | 84 } |
| 85 } | |
| 86 return(repeated); | |
| 87 } | |
| 88 | |
| 89 /* Note: The X server buffers and accumulates mouse motion events, so | |
| 90 the motion event generated by the warp may not appear exactly as we | |
| 91 expect it to. We work around this (and improve performance) by only | |
| 92 warping the pointer when it reaches the edge, and then wait for it. | |
| 93 */ | |
| 94 #define MOUSE_FUDGE_FACTOR 8 | |
| 95 | |
| 96 static __inline__ int X11_WarpedMotion(_THIS, XEvent *xevent) | |
| 97 { | |
| 98 int w, h, i; | |
| 99 int deltax, deltay; | |
| 100 int posted; | |
| 101 | |
| 102 w = SDL_VideoSurface->w; | |
| 103 h = SDL_VideoSurface->h; | |
| 104 deltax = xevent->xmotion.x - mouse_last.x; | |
| 105 deltay = xevent->xmotion.y - mouse_last.y; | |
| 106 #ifdef DEBUG_MOTION | |
| 107 printf("Warped mouse motion: %d,%d\n", deltax, deltay); | |
| 108 #endif | |
| 109 mouse_last.x = xevent->xmotion.x; | |
| 110 mouse_last.y = xevent->xmotion.y; | |
| 111 posted = SDL_PrivateMouseMotion(0, 1, deltax, deltay); | |
| 112 | |
| 113 if ( (xevent->xmotion.x < MOUSE_FUDGE_FACTOR) || | |
| 114 (xevent->xmotion.x > (w-MOUSE_FUDGE_FACTOR)) || | |
| 115 (xevent->xmotion.y < MOUSE_FUDGE_FACTOR) || | |
| 116 (xevent->xmotion.y > (h-MOUSE_FUDGE_FACTOR)) ) { | |
| 117 /* Get the events that have accumulated */ | |
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118 while ( pXCheckTypedEvent(SDL_Display, MotionNotify, xevent) ) { |
| 0 | 119 deltax = xevent->xmotion.x - mouse_last.x; |
| 120 deltay = xevent->xmotion.y - mouse_last.y; | |
| 121 #ifdef DEBUG_MOTION | |
| 122 printf("Extra mouse motion: %d,%d\n", deltax, deltay); | |
| 123 #endif | |
| 124 mouse_last.x = xevent->xmotion.x; | |
| 125 mouse_last.y = xevent->xmotion.y; | |
| 126 posted += SDL_PrivateMouseMotion(0, 1, deltax, deltay); | |
| 127 } | |
| 128 mouse_last.x = w/2; | |
| 129 mouse_last.y = h/2; | |
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130 pXWarpPointer(SDL_Display, None, SDL_Window, 0, 0, 0, 0, |
| 0 | 131 mouse_last.x, mouse_last.y); |
| 132 for ( i=0; i<10; ++i ) { | |
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133 pXMaskEvent(SDL_Display, PointerMotionMask, xevent); |
| 0 | 134 if ( (xevent->xmotion.x > |
| 135 (mouse_last.x-MOUSE_FUDGE_FACTOR)) && | |
| 136 (xevent->xmotion.x < | |
| 137 (mouse_last.x+MOUSE_FUDGE_FACTOR)) && | |
| 138 (xevent->xmotion.y > | |
| 139 (mouse_last.y-MOUSE_FUDGE_FACTOR)) && | |
| 140 (xevent->xmotion.y < | |
| 141 (mouse_last.y+MOUSE_FUDGE_FACTOR)) ) { | |
| 142 break; | |
| 143 } | |
| 144 #ifdef DEBUG_XEVENTS | |
| 145 printf("Lost mouse motion: %d,%d\n", xevent->xmotion.x, xevent->xmotion.y); | |
| 146 #endif | |
| 147 } | |
| 148 #ifdef DEBUG_XEVENTS | |
| 149 if ( i == 10 ) { | |
| 150 printf("Warning: didn't detect mouse warp motion\n"); | |
| 151 } | |
| 152 #endif | |
| 153 } | |
| 154 return(posted); | |
| 155 } | |
| 156 | |
| 157 static int X11_DispatchEvent(_THIS) | |
| 158 { | |
| 159 int posted; | |
| 160 XEvent xevent; | |
| 161 | |
| 1159 | 162 memset(&xevent, '\0', sizeof (XEvent)); /* valgrind fix. --ryan. */ |
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163 pXNextEvent(SDL_Display, &xevent); |
| 0 | 164 |
| 165 posted = 0; | |
| 166 switch (xevent.type) { | |
| 167 | |
| 168 /* Gaining mouse coverage? */ | |
| 169 case EnterNotify: { | |
| 170 #ifdef DEBUG_XEVENTS | |
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171 printf("EnterNotify! (%d,%d)\n", xevent.xcrossing.x, xevent.xcrossing.y); |
| 0 | 172 if ( xevent.xcrossing.mode == NotifyGrab ) |
| 173 printf("Mode: NotifyGrab\n"); | |
| 174 if ( xevent.xcrossing.mode == NotifyUngrab ) | |
| 175 printf("Mode: NotifyUngrab\n"); | |
| 176 #endif | |
| 177 if ( (xevent.xcrossing.mode != NotifyGrab) && | |
| 178 (xevent.xcrossing.mode != NotifyUngrab) ) { | |
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179 if ( this->input_grab == SDL_GRAB_OFF ) { |
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180 posted = SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS); |
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181 } else { |
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182 posted = SDL_PrivateMouseMotion(0, 0, |
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183 xevent.xcrossing.x, |
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184 xevent.xcrossing.y); |
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185 } |
| 0 | 186 } |
| 187 } | |
| 188 break; | |
| 189 | |
| 190 /* Losing mouse coverage? */ | |
| 191 case LeaveNotify: { | |
| 192 #ifdef DEBUG_XEVENTS | |
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193 printf("LeaveNotify! (%d,%d)\n", xevent.xcrossing.x, xevent.xcrossing.y); |
| 0 | 194 if ( xevent.xcrossing.mode == NotifyGrab ) |
| 195 printf("Mode: NotifyGrab\n"); | |
| 196 if ( xevent.xcrossing.mode == NotifyUngrab ) | |
| 197 printf("Mode: NotifyUngrab\n"); | |
| 198 #endif | |
| 199 if ( (xevent.xcrossing.mode != NotifyGrab) && | |
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200 (xevent.xcrossing.mode != NotifyUngrab) && |
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201 (xevent.xcrossing.detail != NotifyInferior) ) { |
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202 if ( this->input_grab == SDL_GRAB_OFF ) { |
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203 posted = SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); |
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204 } else { |
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205 posted = SDL_PrivateMouseMotion(0, 0, |
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206 xevent.xcrossing.x, |
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207 xevent.xcrossing.y); |
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208 } |
| 0 | 209 } |
| 210 } | |
| 211 break; | |
| 212 | |
| 213 /* Gaining input focus? */ | |
| 214 case FocusIn: { | |
| 215 #ifdef DEBUG_XEVENTS | |
| 216 printf("FocusIn!\n"); | |
| 217 #endif | |
| 218 posted = SDL_PrivateAppActive(1, SDL_APPINPUTFOCUS); | |
| 219 | |
| 220 /* Queue entry into fullscreen mode */ | |
| 221 switch_waiting = 0x01 | SDL_FULLSCREEN; | |
| 222 switch_time = SDL_GetTicks() + 1500; | |
| 223 } | |
| 224 break; | |
| 225 | |
| 226 /* Losing input focus? */ | |
| 227 case FocusOut: { | |
| 228 #ifdef DEBUG_XEVENTS | |
| 229 printf("FocusOut!\n"); | |
| 230 #endif | |
| 231 posted = SDL_PrivateAppActive(0, SDL_APPINPUTFOCUS); | |
| 232 | |
| 233 /* Queue leaving fullscreen mode */ | |
| 234 switch_waiting = 0x01; | |
| 235 switch_time = SDL_GetTicks() + 200; | |
| 236 } | |
| 237 break; | |
| 238 | |
| 239 /* Generated upon EnterWindow and FocusIn */ | |
| 240 case KeymapNotify: { | |
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241 #ifdef DEBUG_XEVENTS |
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242 printf("KeymapNotify!\n"); |
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243 #endif |
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244 X11_SetKeyboardState(SDL_Display, SDL_IC, xevent.xkeymap.key_vector); |
| 0 | 245 } |
| 246 break; | |
| 247 | |
| 248 /* Mouse motion? */ | |
| 249 case MotionNotify: { | |
| 250 if ( SDL_VideoSurface ) { | |
| 251 if ( mouse_relative ) { | |
| 252 if ( using_dga & DGA_MOUSE ) { | |
| 253 #ifdef DEBUG_MOTION | |
| 254 printf("DGA motion: %d,%d\n", xevent.xmotion.x_root, xevent.xmotion.y_root); | |
| 255 #endif | |
| 256 posted = SDL_PrivateMouseMotion(0, 1, | |
| 257 xevent.xmotion.x_root, | |
| 258 xevent.xmotion.y_root); | |
| 259 } else { | |
| 260 posted = X11_WarpedMotion(this,&xevent); | |
| 261 } | |
| 262 } else { | |
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263 #ifdef DEBUG_MOTION |
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264 printf("X11 motion: %d,%d\n", xevent.xmotion.x, xevent.xmotion.y); |
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265 #endif |
| 0 | 266 posted = SDL_PrivateMouseMotion(0, 0, |
| 267 xevent.xmotion.x, | |
| 268 xevent.xmotion.y); | |
| 269 } | |
| 270 } | |
| 271 } | |
| 272 break; | |
| 273 | |
| 274 /* Mouse button press? */ | |
| 275 case ButtonPress: { | |
| 276 posted = SDL_PrivateMouseButton(SDL_PRESSED, | |
| 277 xevent.xbutton.button, 0, 0); | |
| 278 } | |
| 279 break; | |
| 280 | |
| 281 /* Mouse button release? */ | |
| 282 case ButtonRelease: { | |
| 283 posted = SDL_PrivateMouseButton(SDL_RELEASED, | |
| 284 xevent.xbutton.button, 0, 0); | |
| 285 } | |
| 286 break; | |
| 287 | |
| 288 /* Key press? */ | |
| 289 case KeyPress: { | |
| 290 SDL_keysym keysym; | |
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291 |
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292 #ifdef DEBUG_XEVENTS |
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293 printf("KeyPress (X11 keycode = 0x%X)\n", xevent.xkey.keycode); |
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294 #endif |
| 0 | 295 posted = SDL_PrivateKeyboard(SDL_PRESSED, |
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296 X11_TranslateKey(SDL_Display, SDL_IC, &xevent.xkey, |
| 0 | 297 xevent.xkey.keycode, |
| 298 &keysym)); | |
| 299 } | |
| 300 break; | |
| 301 | |
| 302 /* Key release? */ | |
| 303 case KeyRelease: { | |
| 304 SDL_keysym keysym; | |
| 305 | |
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306 #ifdef DEBUG_XEVENTS |
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307 printf("KeyRelease (X11 keycode = 0x%X)\n", xevent.xkey.keycode); |
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308 #endif |
| 0 | 309 /* Check to see if this is a repeated key */ |
| 310 if ( ! X11_KeyRepeat(SDL_Display, &xevent) ) { | |
| 311 posted = SDL_PrivateKeyboard(SDL_RELEASED, | |
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312 X11_TranslateKey(SDL_Display, SDL_IC, &xevent.xkey, |
| 0 | 313 xevent.xkey.keycode, |
| 314 &keysym)); | |
| 315 } | |
| 316 } | |
| 317 break; | |
| 318 | |
| 319 /* Have we been iconified? */ | |
| 320 case UnmapNotify: { | |
| 321 #ifdef DEBUG_XEVENTS | |
| 322 printf("UnmapNotify!\n"); | |
| 323 #endif | |
| 324 /* If we're active, make ourselves inactive */ | |
| 325 if ( SDL_GetAppState() & SDL_APPACTIVE ) { | |
| 326 /* Swap out the gamma before we go inactive */ | |
| 327 X11_SwapVidModeGamma(this); | |
| 328 | |
| 329 /* Send an internal deactivate event */ | |
| 330 posted = SDL_PrivateAppActive(0, | |
| 331 SDL_APPACTIVE|SDL_APPINPUTFOCUS); | |
| 332 } | |
| 333 } | |
| 334 break; | |
| 335 | |
| 336 /* Have we been restored? */ | |
| 337 case MapNotify: { | |
| 338 #ifdef DEBUG_XEVENTS | |
| 339 printf("MapNotify!\n"); | |
| 340 #endif | |
| 341 /* If we're not active, make ourselves active */ | |
| 342 if ( !(SDL_GetAppState() & SDL_APPACTIVE) ) { | |
| 343 /* Send an internal activate event */ | |
| 344 posted = SDL_PrivateAppActive(1, SDL_APPACTIVE); | |
| 345 | |
| 346 /* Now that we're active, swap the gamma back */ | |
| 347 X11_SwapVidModeGamma(this); | |
| 348 } | |
| 349 | |
| 350 if ( SDL_VideoSurface && | |
| 351 (SDL_VideoSurface->flags & SDL_FULLSCREEN) ) { | |
| 352 X11_EnterFullScreen(this); | |
| 353 } else { | |
| 354 X11_GrabInputNoLock(this, this->input_grab); | |
| 355 } | |
|
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diff
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|
356 X11_CheckMouseModeNoLock(this); |
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|
357 |
| 0 | 358 if ( SDL_VideoSurface ) { |
| 359 X11_RefreshDisplay(this); | |
| 360 } | |
| 361 } | |
| 362 break; | |
| 363 | |
| 364 /* Have we been resized or moved? */ | |
| 365 case ConfigureNotify: { | |
| 366 #ifdef DEBUG_XEVENTS | |
| 367 printf("ConfigureNotify! (resize: %dx%d)\n", xevent.xconfigure.width, xevent.xconfigure.height); | |
| 368 #endif | |
| 369 if ( SDL_VideoSurface ) { | |
| 370 if ((xevent.xconfigure.width != SDL_VideoSurface->w) || | |
| 371 (xevent.xconfigure.height != SDL_VideoSurface->h)) { | |
| 372 /* FIXME: Find a better fix for the bug with KDE 1.2 */ | |
| 373 if ( ! ((xevent.xconfigure.width == 32) && | |
| 374 (xevent.xconfigure.height == 32)) ) { | |
| 375 SDL_PrivateResize(xevent.xconfigure.width, | |
| 376 xevent.xconfigure.height); | |
| 377 } | |
| 378 } else { | |
| 379 /* OpenGL windows need to know about the change */ | |
| 380 if ( SDL_VideoSurface->flags & SDL_OPENGL ) { | |
| 381 SDL_PrivateExpose(); | |
| 382 } | |
| 383 } | |
| 384 } | |
| 385 } | |
| 386 break; | |
| 387 | |
| 388 /* Have we been requested to quit (or another client message?) */ | |
| 389 case ClientMessage: { | |
| 390 if ( (xevent.xclient.format == 32) && | |
| 391 (xevent.xclient.data.l[0] == WM_DELETE_WINDOW) ) | |
| 392 { | |
| 393 posted = SDL_PrivateQuit(); | |
| 394 } else | |
| 395 if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { | |
| 396 SDL_SysWMmsg wmmsg; | |
| 397 | |
| 398 SDL_VERSION(&wmmsg.version); | |
| 399 wmmsg.subsystem = SDL_SYSWM_X11; | |
| 400 wmmsg.event.xevent = xevent; | |
| 401 posted = SDL_PrivateSysWMEvent(&wmmsg); | |
| 402 } | |
| 403 } | |
| 404 break; | |
| 405 | |
| 406 /* Do we need to refresh ourselves? */ | |
| 407 case Expose: { | |
| 408 #ifdef DEBUG_XEVENTS | |
| 409 printf("Expose (count = %d)\n", xevent.xexpose.count); | |
| 410 #endif | |
| 411 if ( SDL_VideoSurface && (xevent.xexpose.count == 0) ) { | |
|
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
412 X11_RefreshDisplay(this); |
| 0 | 413 } |
| 414 } | |
| 415 break; | |
| 416 | |
| 417 default: { | |
| 418 #ifdef DEBUG_XEVENTS | |
| 419 printf("Unhandled event %d\n", xevent.type); | |
| 420 #endif | |
| 421 /* Only post the event if we're watching for it */ | |
| 422 if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { | |
| 423 SDL_SysWMmsg wmmsg; | |
| 424 | |
| 425 SDL_VERSION(&wmmsg.version); | |
| 426 wmmsg.subsystem = SDL_SYSWM_X11; | |
| 427 wmmsg.event.xevent = xevent; | |
| 428 posted = SDL_PrivateSysWMEvent(&wmmsg); | |
| 429 } | |
| 430 } | |
| 431 break; | |
| 432 } | |
| 433 return(posted); | |
| 434 } | |
| 435 | |
| 436 /* Ack! XPending() actually performs a blocking read if no events available */ | |
| 437 int X11_Pending(Display *display) | |
| 438 { | |
| 439 /* Flush the display connection and look to see if events are queued */ | |
|
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|
440 pXFlush(display); |
|
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|
441 if ( pXEventsQueued(display, QueuedAlready) ) { |
| 0 | 442 return(1); |
| 443 } | |
| 444 | |
| 445 /* More drastic measures are required -- see if X is ready to talk */ | |
| 446 { | |
| 447 static struct timeval zero_time; /* static == 0 */ | |
| 448 int x11_fd; | |
| 449 fd_set fdset; | |
| 450 | |
| 451 x11_fd = ConnectionNumber(display); | |
| 452 FD_ZERO(&fdset); | |
| 453 FD_SET(x11_fd, &fdset); | |
| 454 if ( select(x11_fd+1, &fdset, NULL, NULL, &zero_time) == 1 ) { | |
|
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Ryan C. Gordon <icculus@icculus.org>
parents:
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diff
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|
455 return(pXPending(display)); |
| 0 | 456 } |
| 457 } | |
| 458 | |
| 459 /* Oh well, nothing is ready .. */ | |
| 460 return(0); | |
| 461 } | |
| 462 | |
| 463 void X11_PumpEvents(_THIS) | |
| 464 { | |
| 465 int pending; | |
| 466 | |
| 467 /* Keep processing pending events */ | |
| 468 pending = 0; | |
| 469 while ( X11_Pending(SDL_Display) ) { | |
| 470 X11_DispatchEvent(this); | |
| 471 ++pending; | |
| 472 } | |
| 473 if ( switch_waiting ) { | |
| 474 Uint32 now; | |
| 475 | |
| 476 now = SDL_GetTicks(); | |
| 477 if ( pending || !SDL_VideoSurface ) { | |
| 478 /* Try again later... */ | |
| 479 if ( switch_waiting & SDL_FULLSCREEN ) { | |
| 480 switch_time = now + 1500; | |
| 481 } else { | |
| 482 switch_time = now + 200; | |
| 483 } | |
| 484 } else if ( now >= switch_time ) { | |
| 485 Uint32 go_fullscreen; | |
| 486 | |
| 487 go_fullscreen = switch_waiting & SDL_FULLSCREEN; | |
| 488 switch_waiting = 0; | |
| 489 if ( SDL_VideoSurface->flags & SDL_FULLSCREEN ) { | |
| 490 if ( go_fullscreen ) { | |
| 491 X11_EnterFullScreen(this); | |
| 492 } else { | |
| 493 X11_LeaveFullScreen(this); | |
| 494 } | |
| 495 } | |
| 496 /* Handle focus in/out when grabbed */ | |
| 497 if ( go_fullscreen ) { | |
| 498 X11_GrabInputNoLock(this, this->input_grab); | |
| 499 } else { | |
| 500 X11_GrabInputNoLock(this, SDL_GRAB_OFF); | |
| 501 } | |
| 502 X11_CheckMouseModeNoLock(this); | |
| 503 } | |
| 504 } | |
| 505 } | |
| 506 | |
| 507 void X11_InitKeymap(void) | |
| 508 { | |
| 509 int i; | |
| 510 | |
| 511 /* Odd keys used in international keyboards */ | |
| 512 for ( i=0; i<SDL_TABLESIZE(ODD_keymap); ++i ) | |
| 513 ODD_keymap[i] = SDLK_UNKNOWN; | |
| 514 | |
| 515 #ifdef XK_dead_circumflex | |
| 516 /* These X keysyms have 0xFE as the high byte */ | |
| 517 ODD_keymap[XK_dead_circumflex&0xFF] = SDLK_CARET; | |
| 518 #endif | |
|
805
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Date: Wed, 04 Feb 2004 13:51:56 +0100
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parents:
769
diff
changeset
|
519 #ifdef XK_ISO_Level3_Shift |
|
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parents:
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diff
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|
520 ODD_keymap[XK_ISO_Level3_Shift&0xFF] = SDLK_MODE; /* "Alt Gr" key */ |
|
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diff
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|
521 #endif |
| 0 | 522 |
| 523 /* Map the miscellaneous keys */ | |
| 524 for ( i=0; i<SDL_TABLESIZE(MISC_keymap); ++i ) | |
| 525 MISC_keymap[i] = SDLK_UNKNOWN; | |
| 526 | |
| 527 /* These X keysyms have 0xFF as the high byte */ | |
| 528 MISC_keymap[XK_BackSpace&0xFF] = SDLK_BACKSPACE; | |
| 529 MISC_keymap[XK_Tab&0xFF] = SDLK_TAB; | |
| 530 MISC_keymap[XK_Clear&0xFF] = SDLK_CLEAR; | |
| 531 MISC_keymap[XK_Return&0xFF] = SDLK_RETURN; | |
| 532 MISC_keymap[XK_Pause&0xFF] = SDLK_PAUSE; | |
| 533 MISC_keymap[XK_Escape&0xFF] = SDLK_ESCAPE; | |
| 534 MISC_keymap[XK_Delete&0xFF] = SDLK_DELETE; | |
| 535 | |
| 536 MISC_keymap[XK_KP_0&0xFF] = SDLK_KP0; /* Keypad 0-9 */ | |
| 537 MISC_keymap[XK_KP_1&0xFF] = SDLK_KP1; | |
| 538 MISC_keymap[XK_KP_2&0xFF] = SDLK_KP2; | |
| 539 MISC_keymap[XK_KP_3&0xFF] = SDLK_KP3; | |
| 540 MISC_keymap[XK_KP_4&0xFF] = SDLK_KP4; | |
| 541 MISC_keymap[XK_KP_5&0xFF] = SDLK_KP5; | |
| 542 MISC_keymap[XK_KP_6&0xFF] = SDLK_KP6; | |
| 543 MISC_keymap[XK_KP_7&0xFF] = SDLK_KP7; | |
| 544 MISC_keymap[XK_KP_8&0xFF] = SDLK_KP8; | |
| 545 MISC_keymap[XK_KP_9&0xFF] = SDLK_KP9; | |
| 546 MISC_keymap[XK_KP_Insert&0xFF] = SDLK_KP0; | |
| 547 MISC_keymap[XK_KP_End&0xFF] = SDLK_KP1; | |
| 548 MISC_keymap[XK_KP_Down&0xFF] = SDLK_KP2; | |
| 549 MISC_keymap[XK_KP_Page_Down&0xFF] = SDLK_KP3; | |
| 550 MISC_keymap[XK_KP_Left&0xFF] = SDLK_KP4; | |
| 551 MISC_keymap[XK_KP_Begin&0xFF] = SDLK_KP5; | |
| 552 MISC_keymap[XK_KP_Right&0xFF] = SDLK_KP6; | |
| 553 MISC_keymap[XK_KP_Home&0xFF] = SDLK_KP7; | |
| 554 MISC_keymap[XK_KP_Up&0xFF] = SDLK_KP8; | |
| 555 MISC_keymap[XK_KP_Page_Up&0xFF] = SDLK_KP9; | |
| 556 MISC_keymap[XK_KP_Delete&0xFF] = SDLK_KP_PERIOD; | |
| 557 MISC_keymap[XK_KP_Decimal&0xFF] = SDLK_KP_PERIOD; | |
| 558 MISC_keymap[XK_KP_Divide&0xFF] = SDLK_KP_DIVIDE; | |
| 559 MISC_keymap[XK_KP_Multiply&0xFF] = SDLK_KP_MULTIPLY; | |
| 560 MISC_keymap[XK_KP_Subtract&0xFF] = SDLK_KP_MINUS; | |
| 561 MISC_keymap[XK_KP_Add&0xFF] = SDLK_KP_PLUS; | |
| 562 MISC_keymap[XK_KP_Enter&0xFF] = SDLK_KP_ENTER; | |
| 563 MISC_keymap[XK_KP_Equal&0xFF] = SDLK_KP_EQUALS; | |
| 564 | |
| 565 MISC_keymap[XK_Up&0xFF] = SDLK_UP; | |
| 566 MISC_keymap[XK_Down&0xFF] = SDLK_DOWN; | |
| 567 MISC_keymap[XK_Right&0xFF] = SDLK_RIGHT; | |
| 568 MISC_keymap[XK_Left&0xFF] = SDLK_LEFT; | |
| 569 MISC_keymap[XK_Insert&0xFF] = SDLK_INSERT; | |
| 570 MISC_keymap[XK_Home&0xFF] = SDLK_HOME; | |
| 571 MISC_keymap[XK_End&0xFF] = SDLK_END; | |
| 572 MISC_keymap[XK_Page_Up&0xFF] = SDLK_PAGEUP; | |
| 573 MISC_keymap[XK_Page_Down&0xFF] = SDLK_PAGEDOWN; | |
| 574 | |
| 575 MISC_keymap[XK_F1&0xFF] = SDLK_F1; | |
| 576 MISC_keymap[XK_F2&0xFF] = SDLK_F2; | |
| 577 MISC_keymap[XK_F3&0xFF] = SDLK_F3; | |
| 578 MISC_keymap[XK_F4&0xFF] = SDLK_F4; | |
| 579 MISC_keymap[XK_F5&0xFF] = SDLK_F5; | |
| 580 MISC_keymap[XK_F6&0xFF] = SDLK_F6; | |
| 581 MISC_keymap[XK_F7&0xFF] = SDLK_F7; | |
| 582 MISC_keymap[XK_F8&0xFF] = SDLK_F8; | |
| 583 MISC_keymap[XK_F9&0xFF] = SDLK_F9; | |
| 584 MISC_keymap[XK_F10&0xFF] = SDLK_F10; | |
| 585 MISC_keymap[XK_F11&0xFF] = SDLK_F11; | |
| 586 MISC_keymap[XK_F12&0xFF] = SDLK_F12; | |
| 587 MISC_keymap[XK_F13&0xFF] = SDLK_F13; | |
| 588 MISC_keymap[XK_F14&0xFF] = SDLK_F14; | |
| 589 MISC_keymap[XK_F15&0xFF] = SDLK_F15; | |
| 590 | |
| 591 MISC_keymap[XK_Num_Lock&0xFF] = SDLK_NUMLOCK; | |
| 592 MISC_keymap[XK_Caps_Lock&0xFF] = SDLK_CAPSLOCK; | |
| 593 MISC_keymap[XK_Scroll_Lock&0xFF] = SDLK_SCROLLOCK; | |
| 594 MISC_keymap[XK_Shift_R&0xFF] = SDLK_RSHIFT; | |
| 595 MISC_keymap[XK_Shift_L&0xFF] = SDLK_LSHIFT; | |
| 596 MISC_keymap[XK_Control_R&0xFF] = SDLK_RCTRL; | |
| 597 MISC_keymap[XK_Control_L&0xFF] = SDLK_LCTRL; | |
| 598 MISC_keymap[XK_Alt_R&0xFF] = SDLK_RALT; | |
| 599 MISC_keymap[XK_Alt_L&0xFF] = SDLK_LALT; | |
| 600 MISC_keymap[XK_Meta_R&0xFF] = SDLK_RMETA; | |
| 601 MISC_keymap[XK_Meta_L&0xFF] = SDLK_LMETA; | |
| 602 MISC_keymap[XK_Super_L&0xFF] = SDLK_LSUPER; /* Left "Windows" */ | |
| 603 MISC_keymap[XK_Super_R&0xFF] = SDLK_RSUPER; /* Right "Windows */ | |
| 604 MISC_keymap[XK_Mode_switch&0xFF] = SDLK_MODE; /* "Alt Gr" key */ | |
| 605 MISC_keymap[XK_Multi_key&0xFF] = SDLK_COMPOSE; /* Multi-key compose */ | |
| 606 | |
| 607 MISC_keymap[XK_Help&0xFF] = SDLK_HELP; | |
| 608 MISC_keymap[XK_Print&0xFF] = SDLK_PRINT; | |
| 609 MISC_keymap[XK_Sys_Req&0xFF] = SDLK_SYSREQ; | |
| 610 MISC_keymap[XK_Break&0xFF] = SDLK_BREAK; | |
| 611 MISC_keymap[XK_Menu&0xFF] = SDLK_MENU; | |
| 612 MISC_keymap[XK_Hyper_R&0xFF] = SDLK_MENU; /* Windows "Menu" key */ | |
| 613 } | |
| 614 | |
|
1178
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Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
615 #ifdef X_HAVE_UTF8_STRING |
|
1196
b81f54c3963f
Fixed compile warnings with gcc 4
Sam Lantinga <slouken@libsdl.org>
parents:
1179
diff
changeset
|
616 Uint32 Utf8ToUcs4(const unsigned char *utf8) |
|
1178
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
617 { |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
618 Uint32 c; |
|
9867f3d86e44
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Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
619 int i = 1; |
|
9867f3d86e44
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parents:
1168
diff
changeset
|
620 int noOctets = 0; |
|
9867f3d86e44
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Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
621 int firstOctetMask = 0; |
|
9867f3d86e44
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Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
622 unsigned char firstOctet = utf8[0]; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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parents:
1168
diff
changeset
|
623 if (firstOctet < 0x80) { |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
624 /* |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
625 Characters in the range: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
626 00000000 to 01111111 (ASCII Range) |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
627 are stored in one octet: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
628 0xxxxxxx (The same as its ASCII representation) |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
629 The least 6 significant bits of the first octet is the most 6 significant nonzero bits |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
630 of the UCS4 representation. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
631 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
632 noOctets = 1; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
633 firstOctetMask = 0x7F; /* 0(1111111) - The most significant bit is ignored */ |
|
9867f3d86e44
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parents:
1168
diff
changeset
|
634 } else if ((firstOctet & 0xE0) /* get the most 3 significant bits by AND'ing with 11100000 */ |
|
9867f3d86e44
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Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
635 == 0xC0 ) { /* see if those 3 bits are 110. If so, the char is in this range */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
636 /* |
|
9867f3d86e44
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Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
637 Characters in the range: |
|
9867f3d86e44
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parents:
1168
diff
changeset
|
638 00000000 10000000 to 00000111 11111111 |
|
9867f3d86e44
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Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
639 are stored in two octets: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
640 110xxxxx 10xxxxxx |
|
9867f3d86e44
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Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
641 The least 5 significant bits of the first octet is the most 5 significant nonzero bits |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
642 of the UCS4 representation. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
643 */ |
|
9867f3d86e44
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Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
644 noOctets = 2; |
|
9867f3d86e44
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parents:
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diff
changeset
|
645 firstOctetMask = 0x1F; /* 000(11111) - The most 3 significant bits are ignored */ |
|
9867f3d86e44
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parents:
1168
diff
changeset
|
646 } else if ((firstOctet & 0xF0) /* get the most 4 significant bits by AND'ing with 11110000 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
647 == 0xE0) { /* see if those 4 bits are 1110. If so, the char is in this range */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
648 /* |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
649 Characters in the range: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
650 00001000 00000000 to 11111111 11111111 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
651 are stored in three octets: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
652 1110xxxx 10xxxxxx 10xxxxxx |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
653 The least 4 significant bits of the first octet is the most 4 significant nonzero bits |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
654 of the UCS4 representation. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
655 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
656 noOctets = 3; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
657 firstOctetMask = 0x0F; /* 0000(1111) - The most 4 significant bits are ignored */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
658 } else if ((firstOctet & 0xF8) /* get the most 5 significant bits by AND'ing with 11111000 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
659 == 0xF0) { /* see if those 5 bits are 11110. If so, the char is in this range */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
660 /* |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
661 Characters in the range: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
662 00000001 00000000 00000000 to 00011111 11111111 11111111 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
663 are stored in four octets: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
664 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
665 The least 3 significant bits of the first octet is the most 3 significant nonzero bits |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
666 of the UCS4 representation. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
667 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
668 noOctets = 4; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
669 firstOctetMask = 0x07; /* 11110(111) - The most 5 significant bits are ignored */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
670 } else if ((firstOctet & 0xFC) /* get the most 6 significant bits by AND'ing with 11111100 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
671 == 0xF8) { /* see if those 6 bits are 111110. If so, the char is in this range */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
672 /* |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
673 Characters in the range: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
674 00000000 00100000 00000000 00000000 to |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
675 00000011 11111111 11111111 11111111 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
676 are stored in five octets: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
677 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
678 The least 2 significant bits of the first octet is the most 2 significant nonzero bits |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
679 of the UCS4 representation. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
680 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
681 noOctets = 5; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
682 firstOctetMask = 0x03; /* 111110(11) - The most 6 significant bits are ignored */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
683 } else if ((firstOctet & 0xFE) /* get the most 7 significant bits by AND'ing with 11111110 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
684 == 0xFC) { /* see if those 7 bits are 1111110. If so, the char is in this range */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
685 /* |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
686 Characters in the range: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
687 00000100 00000000 00000000 00000000 to |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
688 01111111 11111111 11111111 11111111 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
689 are stored in six octets: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
690 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
691 The least significant bit of the first octet is the most significant nonzero bit |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
692 of the UCS4 representation. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
693 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
694 noOctets = 6; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
695 firstOctetMask = 0x01; /* 1111110(1) - The most 7 significant bits are ignored */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
696 } else |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
697 return 0; /* The given chunk is not a valid UTF-8 encoded Unicode character */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
698 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
699 /* |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
700 The least noOctets significant bits of the first octet is the most 2 significant nonzero bits |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
701 of the UCS4 representation. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
702 The first 6 bits of the UCS4 representation is the least 8-noOctets-1 significant bits of |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
703 firstOctet if the character is not ASCII. If so, it's the least 7 significant bits of firstOctet. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
704 This done by AND'ing firstOctet with its mask to trim the bits used for identifying the |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
705 number of continuing octets (if any) and leave only the free bits (the x's) |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
706 Sample: |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
707 1-octet: 0xxxxxxx & 01111111 = 0xxxxxxx |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
708 2-octets: 110xxxxx & 00011111 = 000xxxxx |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
709 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
710 c = firstOctet & firstOctetMask; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
711 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
712 /* Now, start filling c.ucs4 with the bits from the continuing octets from utf8. */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
713 for (i = 1; i < noOctets; i++) { |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
714 /* A valid continuing octet is of the form 10xxxxxx */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
715 if ((utf8[i] & 0xC0) /* get the most 2 significant bits by AND'ing with 11000000 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
716 != 0x80) /* see if those 2 bits are 10. If not, the is a malformed sequence. */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
717 /*The given chunk is a partial sequence at the end of a string that could |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
718 begin a valid character */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
719 return 0; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
720 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
721 /* Make room for the next 6-bits */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
722 c <<= 6; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
723 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
724 /* |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
725 Take only the least 6 significance bits of the current octet (utf8[i]) and fill the created room |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
726 of c.ucs4 with them. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
727 This done by AND'ing utf8[i] with 00111111 and the OR'ing the result with c.ucs4. |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
728 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
729 c |= utf8[i] & 0x3F; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
730 } |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
731 return c; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
732 } |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
733 #endif |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
734 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
735 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
736 SDL_keysym *X11_TranslateKey(Display *display, XIC ic, XKeyEvent *xkey, KeyCode kc, |
| 0 | 737 SDL_keysym *keysym) |
| 738 { | |
| 739 KeySym xsym; | |
| 740 | |
| 741 /* Get the raw keyboard scancode */ | |
| 742 keysym->scancode = kc; | |
|
1168
045f186426e1
Dynamically load X11 libraries like we currently do for alsa, esd, etc.
Ryan C. Gordon <icculus@icculus.org>
parents:
1159
diff
changeset
|
743 xsym = pXKeycodeToKeysym(display, kc, 0); |
| 0 | 744 #ifdef DEBUG_KEYS |
| 745 fprintf(stderr, "Translating key 0x%.4x (%d)\n", xsym, kc); | |
| 746 #endif | |
| 747 /* Get the translated SDL virtual keysym */ | |
| 748 keysym->sym = SDLK_UNKNOWN; | |
| 749 if ( xsym ) { | |
| 750 switch (xsym>>8) { | |
| 751 case 0x1005FF: | |
| 752 #ifdef SunXK_F36 | |
| 753 if ( xsym == SunXK_F36 ) | |
| 754 keysym->sym = SDLK_F11; | |
| 755 #endif | |
| 756 #ifdef SunXK_F37 | |
| 757 if ( xsym == SunXK_F37 ) | |
| 758 keysym->sym = SDLK_F12; | |
| 759 #endif | |
| 760 break; | |
| 761 case 0x00: /* Latin 1 */ | |
| 762 case 0x01: /* Latin 2 */ | |
| 763 case 0x02: /* Latin 3 */ | |
| 764 case 0x03: /* Latin 4 */ | |
| 765 case 0x04: /* Katakana */ | |
| 766 case 0x05: /* Arabic */ | |
| 767 case 0x06: /* Cyrillic */ | |
| 768 case 0x07: /* Greek */ | |
| 769 case 0x08: /* Technical */ | |
| 770 case 0x0A: /* Publishing */ | |
| 771 case 0x0C: /* Hebrew */ | |
| 772 case 0x0D: /* Thai */ | |
| 773 keysym->sym = (SDLKey)(xsym&0xFF); | |
| 774 /* Map capital letter syms to lowercase */ | |
| 775 if ((keysym->sym >= 'A')&&(keysym->sym <= 'Z')) | |
| 776 keysym->sym += ('a'-'A'); | |
| 777 break; | |
| 778 case 0xFE: | |
| 779 keysym->sym = ODD_keymap[xsym&0xFF]; | |
| 780 break; | |
| 781 case 0xFF: | |
| 782 keysym->sym = MISC_keymap[xsym&0xFF]; | |
| 783 break; | |
| 784 default: | |
| 785 fprintf(stderr, | |
| 786 "X11: Unknown xsym, sym = 0x%04x\n", | |
| 787 (unsigned int)xsym); | |
| 788 break; | |
| 789 } | |
| 790 } else { | |
| 791 /* X11 doesn't know how to translate the key! */ | |
| 792 switch (kc) { | |
| 793 /* Caution: | |
| 794 These keycodes are from the Microsoft Keyboard | |
| 795 */ | |
| 796 case 115: | |
| 797 keysym->sym = SDLK_LSUPER; | |
| 798 break; | |
| 799 case 116: | |
| 800 keysym->sym = SDLK_RSUPER; | |
| 801 break; | |
| 802 case 117: | |
| 803 keysym->sym = SDLK_MENU; | |
| 804 break; | |
| 805 default: | |
| 806 /* | |
| 807 * no point in an error message; happens for | |
| 808 * several keys when we get a keymap notify | |
| 809 */ | |
| 810 break; | |
| 811 } | |
| 812 } | |
| 813 keysym->mod = KMOD_NONE; | |
| 814 | |
| 815 /* If UNICODE is on, get the UNICODE value for the key */ | |
| 816 keysym->unicode = 0; | |
| 817 if ( SDL_TranslateUNICODE && xkey ) { | |
| 818 static XComposeStatus state; | |
|
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|
819 |
| 0 | 820 |
| 821 #define BROKEN_XFREE86_INTERNATIONAL_KBD | |
| 822 /* This appears to be a magical flag that is used with AltGr on | |
| 823 international keyboards to signal alternate key translations. | |
| 824 The flag doesn't show up when in fullscreen mode (?) | |
| 825 FIXME: Check to see if this code is safe for other servers. | |
| 826 */ | |
| 827 #ifdef BROKEN_XFREE86_INTERNATIONAL_KBD | |
| 828 /* Work around what appears to be a bug in XFree86 */ | |
| 829 if ( SDL_GetModState() & KMOD_MODE ) { | |
| 830 xkey->state |= (1<<13); | |
| 831 } | |
| 832 #endif | |
| 833 /* Look up the translated value for the key event */ | |
|
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|
834 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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diff
changeset
|
835 /* if there is no connection with the IM server, use the regular method */ |
|
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|
836 if (ic == NULL || xkey->type != KeyPress) { |
|
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parents:
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changeset
|
837 unsigned char keybuf[32]; |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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parents:
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changeset
|
838 |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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parents:
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diff
changeset
|
839 if ( pXLookupString(xkey, (char *)keybuf, sizeof(keybuf), |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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parents:
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diff
changeset
|
840 NULL, &state) ) { |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
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changeset
|
841 /* |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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changeset
|
842 * FIXME,: XLookupString() may yield more than one |
|
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Real Unicode support for X11. Based on updated version of this patch:
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parents:
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changeset
|
843 * character, so we need a mechanism to allow for |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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changeset
|
844 * this (perhaps generate null keypress events with |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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parents:
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changeset
|
845 * a unicode value) |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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parents:
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changeset
|
846 */ |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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changeset
|
847 keysym->unicode = keybuf[0]; |
|
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Real Unicode support for X11. Based on updated version of this patch:
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changeset
|
848 } |
|
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Real Unicode support for X11. Based on updated version of this patch:
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|
849 } else { /* else, use the IM protocol */ |
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Real Unicode support for X11. Based on updated version of this patch:
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changeset
|
850 #ifdef X_HAVE_UTF8_STRING |
|
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Real Unicode support for X11. Based on updated version of this patch:
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changeset
|
851 /* A UTF-8 character can be at most 6 bytes */ |
|
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Real Unicode support for X11. Based on updated version of this patch:
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changeset
|
852 unsigned char keybuf[6]; |
|
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changeset
|
853 pXSetICFocus(ic); |
|
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changeset
|
854 if ( pXutf8LookupString(ic, (XKeyPressedEvent *)xkey, (char *)keybuf, sizeof(keybuf), |
|
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
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parents:
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changeset
|
855 NULL, (Status *)&state) ) |
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|
856 keysym->unicode = Utf8ToUcs4(keybuf); |
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changeset
|
857 pXUnsetICFocus(ic); |
|
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changeset
|
858 #endif |
| 0 | 859 } |
| 860 } | |
| 861 return(keysym); | |
| 862 } | |
| 863 | |
| 864 /* X11 modifier masks for various keys */ | |
| 865 static unsigned meta_l_mask, meta_r_mask, alt_l_mask, alt_r_mask; | |
| 866 static unsigned num_mask, mode_switch_mask; | |
| 867 | |
| 868 static void get_modifier_masks(Display *display) | |
| 869 { | |
| 870 static unsigned got_masks; | |
| 871 int i, j; | |
| 872 XModifierKeymap *xmods; | |
| 873 unsigned n; | |
| 874 | |
| 875 if(got_masks) | |
| 876 return; | |
| 877 | |
|
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878 xmods = pXGetModifierMapping(display); |
| 0 | 879 n = xmods->max_keypermod; |
| 880 for(i = 3; i < 8; i++) { | |
| 881 for(j = 0; j < n; j++) { | |
| 882 KeyCode kc = xmods->modifiermap[i * n + j]; | |
|
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|
883 KeySym ks = pXKeycodeToKeysym(display, kc, 0); |
| 0 | 884 unsigned mask = 1 << i; |
| 885 switch(ks) { | |
| 886 case XK_Num_Lock: | |
| 887 num_mask = mask; break; | |
| 888 case XK_Alt_L: | |
| 889 alt_l_mask = mask; break; | |
| 890 case XK_Alt_R: | |
| 891 alt_r_mask = mask; break; | |
| 892 case XK_Meta_L: | |
| 893 meta_l_mask = mask; break; | |
| 894 case XK_Meta_R: | |
| 895 meta_r_mask = mask; break; | |
| 896 case XK_Mode_switch: | |
| 897 mode_switch_mask = mask; break; | |
| 898 } | |
| 899 } | |
| 900 } | |
|
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|
901 pXFreeModifiermap(xmods); |
| 0 | 902 got_masks = 1; |
| 903 } | |
| 904 | |
| 905 | |
| 906 /* | |
| 907 * This function is semi-official; it is not officially exported and should | |
| 908 * not be considered part of the SDL API, but may be used by client code | |
| 909 * that *really* needs it (including legacy code). | |
| 910 * It is slow, though, and should be avoided if possible. | |
| 911 * | |
| 912 * Note that it isn't completely accurate either; in particular, multi-key | |
| 913 * sequences (dead accents, compose key sequences) will not work since the | |
| 914 * state has been irrevocably lost. | |
| 915 */ | |
| 916 Uint16 X11_KeyToUnicode(SDLKey keysym, SDLMod modifiers) | |
| 917 { | |
| 918 struct SDL_VideoDevice *this = current_video; | |
| 919 char keybuf[32]; | |
| 920 int i; | |
| 921 KeySym xsym = 0; | |
| 922 XKeyEvent xkey; | |
| 923 Uint16 unicode; | |
| 924 | |
| 925 if ( !this || !SDL_Display ) { | |
| 926 return 0; | |
| 927 } | |
| 928 | |
| 929 memset(&xkey, 0, sizeof(xkey)); | |
| 930 xkey.display = SDL_Display; | |
| 931 | |
| 932 xsym = keysym; /* last resort if not found */ | |
| 933 for (i = 0; i < 256; ++i) { | |
| 934 if ( MISC_keymap[i] == keysym ) { | |
| 935 xsym = 0xFF00 | i; | |
| 936 break; | |
| 937 } else if ( ODD_keymap[i] == keysym ) { | |
| 938 xsym = 0xFE00 | i; | |
| 939 break; | |
| 940 } | |
| 941 } | |
| 942 | |
|
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|
943 xkey.keycode = pXKeysymToKeycode(xkey.display, xsym); |
| 0 | 944 |
| 945 get_modifier_masks(SDL_Display); | |
| 946 if(modifiers & KMOD_SHIFT) | |
| 947 xkey.state |= ShiftMask; | |
| 948 if(modifiers & KMOD_CAPS) | |
| 949 xkey.state |= LockMask; | |
| 950 if(modifiers & KMOD_CTRL) | |
| 951 xkey.state |= ControlMask; | |
| 952 if(modifiers & KMOD_MODE) | |
| 953 xkey.state |= mode_switch_mask; | |
| 954 if(modifiers & KMOD_LALT) | |
| 955 xkey.state |= alt_l_mask; | |
| 956 if(modifiers & KMOD_RALT) | |
| 957 xkey.state |= alt_r_mask; | |
| 958 if(modifiers & KMOD_LMETA) | |
| 959 xkey.state |= meta_l_mask; | |
| 960 if(modifiers & KMOD_RMETA) | |
| 961 xkey.state |= meta_r_mask; | |
| 962 if(modifiers & KMOD_NUM) | |
| 963 xkey.state |= num_mask; | |
| 964 | |
| 965 unicode = 0; | |
|
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|
966 if ( pXLookupString(&xkey, keybuf, sizeof(keybuf), NULL, NULL) ) |
| 0 | 967 unicode = (unsigned char)keybuf[0]; |
| 968 return(unicode); | |
| 969 } | |
| 970 | |
|
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changeset
|
971 |
| 0 | 972 /* |
| 973 * Called when focus is regained, to read the keyboard state and generate | |
| 974 * synthetic keypress/release events. | |
| 975 * key_vec is a bit vector of keycodes (256 bits) | |
| 976 */ | |
|
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changeset
|
977 void X11_SetKeyboardState(Display *display, XIC ic, const char *key_vec) |
| 0 | 978 { |
| 979 char keys_return[32]; | |
|
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|
980 int i; |
| 0 | 981 KeyCode xcode[SDLK_LAST]; |
| 982 Uint8 new_kstate[SDLK_LAST]; | |
| 983 Uint8 *kstate = SDL_GetKeyState(NULL); | |
|
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|
984 SDLMod modstate; |
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|
985 Window junk_window; |
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|
986 int x, y; |
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|
987 unsigned int mask; |
| 0 | 988 |
| 989 /* The first time the window is mapped, we initialize key state */ | |
| 990 if ( ! key_vec ) { | |
|
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Dynamically load X11 libraries like we currently do for alsa, esd, etc.
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|
991 pXQueryKeymap(display, keys_return); |
| 0 | 992 key_vec = keys_return; |
| 993 } | |
| 994 | |
|
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Now gets correct keyboard state when starting up on X11
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995 /* Get the keyboard modifier state */ |
|
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changeset
|
996 modstate = 0; |
|
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|
997 get_modifier_masks(display); |
|
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Dynamically load X11 libraries like we currently do for alsa, esd, etc.
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changeset
|
998 if ( pXQueryPointer(display, DefaultRootWindow(display), |
|
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parents:
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diff
changeset
|
999 &junk_window, &junk_window, &x, &y, &x, &y, &mask) ) { |
|
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changeset
|
1000 if ( mask & LockMask ) { |
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1001 modstate |= KMOD_CAPS; |
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1002 } |
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|
1003 if ( mask & mode_switch_mask ) { |
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|
1004 modstate |= KMOD_MODE; |
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|
1005 } |
|
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diff
changeset
|
1006 if ( mask & num_mask ) { |
|
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1007 modstate |= KMOD_NUM; |
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|
1008 } |
|
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changeset
|
1009 } |
|
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diff
changeset
|
1010 |
|
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diff
changeset
|
1011 /* Zero the new keyboard state and generate it */ |
|
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|
1012 memset(new_kstate, SDL_RELEASED, sizeof(new_kstate)); |
| 0 | 1013 /* |
| 1014 * An obvious optimisation is to check entire longwords at a time in | |
| 1015 * both loops, but we can't be sure the arrays are aligned so it's not | |
| 1016 * worth the extra complexity | |
| 1017 */ | |
| 1018 for(i = 0; i < 32; i++) { | |
| 1019 int j; | |
| 1020 if(!key_vec[i]) | |
| 1021 continue; | |
| 1022 for(j = 0; j < 8; j++) { | |
| 1023 if(key_vec[i] & (1 << j)) { | |
| 1024 SDL_keysym sk; | |
| 1025 KeyCode kc = i << 3 | j; | |
|
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1026 X11_TranslateKey(display, ic, NULL, kc, &sk); |
|
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|
1027 new_kstate[sk.sym] = SDL_PRESSED; |
| 0 | 1028 xcode[sk.sym] = kc; |
| 1029 } | |
| 1030 } | |
| 1031 } | |
| 1032 for(i = SDLK_FIRST+1; i < SDLK_LAST; i++) { | |
|
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|
1033 int state = new_kstate[i]; |
| 0 | 1034 |
|
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|
1035 if ( state == SDL_PRESSED ) { |
|
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|
1036 switch (i) { |
|
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|
1037 case SDLK_LSHIFT: |
|
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1038 modstate |= KMOD_LSHIFT; |
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1039 break; |
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1040 case SDLK_RSHIFT: |
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1041 modstate |= KMOD_RSHIFT; |
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1042 break; |
|
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1043 case SDLK_LCTRL: |
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1044 modstate |= KMOD_LCTRL; |
|
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1045 break; |
|
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1046 case SDLK_RCTRL: |
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|
1047 modstate |= KMOD_RCTRL; |
|
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|
1048 break; |
|
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changeset
|
1049 case SDLK_LALT: |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1050 modstate |= KMOD_LALT; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1051 break; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1052 case SDLK_RALT: |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1053 modstate |= KMOD_RALT; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1054 break; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1055 case SDLK_LMETA: |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1056 modstate |= KMOD_LMETA; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1057 break; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1058 case SDLK_RMETA: |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1059 modstate |= KMOD_RMETA; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1060 break; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1061 default: |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1062 break; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1063 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1064 } |
|
412
ac59b067815b
Fix uninitialized variable warning
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
1065 if ( kstate[i] != state ) { |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1066 kstate[i] = state; |
| 0 | 1067 } |
| 1068 } | |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1069 |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1070 /* Hack - set toggle key state */ |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1071 if ( modstate & KMOD_CAPS ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1072 kstate[SDLK_CAPSLOCK] = SDL_PRESSED; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1073 } else { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1074 kstate[SDLK_CAPSLOCK] = SDL_RELEASED; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1075 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1076 if ( modstate & KMOD_NUM ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1077 kstate[SDLK_NUMLOCK] = SDL_PRESSED; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1078 } else { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1079 kstate[SDLK_NUMLOCK] = SDL_RELEASED; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1080 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1081 |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1082 /* Set the final modifier state */ |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1083 SDL_SetModState(modstate); |
| 0 | 1084 } |
| 1085 | |
| 1086 void X11_InitOSKeymap(_THIS) | |
| 1087 { | |
| 1088 X11_InitKeymap(); | |
| 1089 } | |
| 1090 |