Mercurial > sdl-ios-xcode
annotate src/video/x11/SDL_x11events.c @ 1358:c71e05b4dc2e
More header massaging... works great on Windows. ;-)
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Fri, 10 Feb 2006 06:48:43 +0000 |
| parents | 604d73db6802 |
| children | 1e4ba2e063b4 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
| 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 |
| 0 | 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. |
| 0 | 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 | |
|
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13 Lesser General Public License for more details. |
| 0 | 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 |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
| 23 /* Handle the event stream, converting X11 events into SDL events */ | |
| 24 | |
| 25 #include <setjmp.h> | |
| 26 #include <X11/Xlib.h> | |
| 27 #include <X11/Xutil.h> | |
| 28 #include <X11/keysym.h> | |
| 29 #ifdef __SVR4 | |
| 30 #include <X11/Sunkeysym.h> | |
| 31 #endif | |
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32 #include <sys/types.h> |
| 0 | 33 #include <sys/time.h> |
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34 #include <unistd.h> |
| 0 | 35 |
| 36 #include "SDL_syswm.h" | |
| 37 #include "SDL_sysevents.h" | |
| 38 #include "SDL_sysvideo.h" | |
| 39 #include "SDL_events_c.h" | |
| 40 #include "SDL_x11video.h" | |
| 41 #include "SDL_x11dga_c.h" | |
| 42 #include "SDL_x11modes_c.h" | |
| 43 #include "SDL_x11image_c.h" | |
| 44 #include "SDL_x11gamma_c.h" | |
| 45 #include "SDL_x11wm_c.h" | |
| 46 #include "SDL_x11mouse_c.h" | |
| 47 #include "SDL_x11events_c.h" | |
| 48 | |
| 49 | |
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50 /* Define this if you want to debug X11 events */ |
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51 /*#define DEBUG_XEVENTS*/ |
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52 |
| 0 | 53 /* The translation tables from an X11 keysym to a SDL keysym */ |
| 54 static SDLKey ODD_keymap[256]; | |
| 55 static SDLKey MISC_keymap[256]; | |
| 1327 | 56 SDLKey X11_TranslateKeycode(Display *display, KeyCode kc); |
| 57 | |
| 58 | |
| 59 #ifdef X_HAVE_UTF8_STRING | |
| 60 Uint32 Utf8ToUcs4(const Uint8 *utf8) | |
| 61 { | |
| 62 Uint32 c; | |
| 63 int i = 1; | |
| 64 int noOctets = 0; | |
| 65 int firstOctetMask = 0; | |
| 66 unsigned char firstOctet = utf8[0]; | |
| 67 if (firstOctet < 0x80) { | |
| 68 /* | |
| 69 Characters in the range: | |
| 70 00000000 to 01111111 (ASCII Range) | |
| 71 are stored in one octet: | |
| 72 0xxxxxxx (The same as its ASCII representation) | |
| 73 The least 6 significant bits of the first octet is the most 6 significant nonzero bits | |
| 74 of the UCS4 representation. | |
| 75 */ | |
| 76 noOctets = 1; | |
| 77 firstOctetMask = 0x7F; /* 0(1111111) - The most significant bit is ignored */ | |
| 78 } else if ((firstOctet & 0xE0) /* get the most 3 significant bits by AND'ing with 11100000 */ | |
| 79 == 0xC0 ) { /* see if those 3 bits are 110. If so, the char is in this range */ | |
| 80 /* | |
| 81 Characters in the range: | |
| 82 00000000 10000000 to 00000111 11111111 | |
| 83 are stored in two octets: | |
| 84 110xxxxx 10xxxxxx | |
| 85 The least 5 significant bits of the first octet is the most 5 significant nonzero bits | |
| 86 of the UCS4 representation. | |
| 87 */ | |
| 88 noOctets = 2; | |
| 89 firstOctetMask = 0x1F; /* 000(11111) - The most 3 significant bits are ignored */ | |
| 90 } else if ((firstOctet & 0xF0) /* get the most 4 significant bits by AND'ing with 11110000 */ | |
| 91 == 0xE0) { /* see if those 4 bits are 1110. If so, the char is in this range */ | |
| 92 /* | |
| 93 Characters in the range: | |
| 94 00001000 00000000 to 11111111 11111111 | |
| 95 are stored in three octets: | |
| 96 1110xxxx 10xxxxxx 10xxxxxx | |
| 97 The least 4 significant bits of the first octet is the most 4 significant nonzero bits | |
| 98 of the UCS4 representation. | |
| 99 */ | |
| 100 noOctets = 3; | |
| 101 firstOctetMask = 0x0F; /* 0000(1111) - The most 4 significant bits are ignored */ | |
| 102 } else if ((firstOctet & 0xF8) /* get the most 5 significant bits by AND'ing with 11111000 */ | |
| 103 == 0xF0) { /* see if those 5 bits are 11110. If so, the char is in this range */ | |
| 104 /* | |
| 105 Characters in the range: | |
| 106 00000001 00000000 00000000 to 00011111 11111111 11111111 | |
| 107 are stored in four octets: | |
| 108 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx | |
| 109 The least 3 significant bits of the first octet is the most 3 significant nonzero bits | |
| 110 of the UCS4 representation. | |
| 111 */ | |
| 112 noOctets = 4; | |
| 113 firstOctetMask = 0x07; /* 11110(111) - The most 5 significant bits are ignored */ | |
| 114 } else if ((firstOctet & 0xFC) /* get the most 6 significant bits by AND'ing with 11111100 */ | |
| 115 == 0xF8) { /* see if those 6 bits are 111110. If so, the char is in this range */ | |
| 116 /* | |
| 117 Characters in the range: | |
| 118 00000000 00100000 00000000 00000000 to | |
| 119 00000011 11111111 11111111 11111111 | |
| 120 are stored in five octets: | |
| 121 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx | |
| 122 The least 2 significant bits of the first octet is the most 2 significant nonzero bits | |
| 123 of the UCS4 representation. | |
| 124 */ | |
| 125 noOctets = 5; | |
| 126 firstOctetMask = 0x03; /* 111110(11) - The most 6 significant bits are ignored */ | |
| 127 } else if ((firstOctet & 0xFE) /* get the most 7 significant bits by AND'ing with 11111110 */ | |
| 128 == 0xFC) { /* see if those 7 bits are 1111110. If so, the char is in this range */ | |
| 129 /* | |
| 130 Characters in the range: | |
| 131 00000100 00000000 00000000 00000000 to | |
| 132 01111111 11111111 11111111 11111111 | |
| 133 are stored in six octets: | |
| 134 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx | |
| 135 The least significant bit of the first octet is the most significant nonzero bit | |
| 136 of the UCS4 representation. | |
| 137 */ | |
| 138 noOctets = 6; | |
| 139 firstOctetMask = 0x01; /* 1111110(1) - The most 7 significant bits are ignored */ | |
| 140 } else | |
| 141 return 0; /* The given chunk is not a valid UTF-8 encoded Unicode character */ | |
| 142 | |
| 143 /* | |
| 144 The least noOctets significant bits of the first octet is the most 2 significant nonzero bits | |
| 145 of the UCS4 representation. | |
| 146 The first 6 bits of the UCS4 representation is the least 8-noOctets-1 significant bits of | |
| 147 firstOctet if the character is not ASCII. If so, it's the least 7 significant bits of firstOctet. | |
| 148 This done by AND'ing firstOctet with its mask to trim the bits used for identifying the | |
| 149 number of continuing octets (if any) and leave only the free bits (the x's) | |
| 150 Sample: | |
| 151 1-octet: 0xxxxxxx & 01111111 = 0xxxxxxx | |
| 152 2-octets: 110xxxxx & 00011111 = 000xxxxx | |
| 153 */ | |
| 154 c = firstOctet & firstOctetMask; | |
| 155 | |
| 156 /* Now, start filling c.ucs4 with the bits from the continuing octets from utf8. */ | |
| 157 for (i = 1; i < noOctets; i++) { | |
| 158 /* A valid continuing octet is of the form 10xxxxxx */ | |
| 159 if ((utf8[i] & 0xC0) /* get the most 2 significant bits by AND'ing with 11000000 */ | |
| 160 != 0x80) /* see if those 2 bits are 10. If not, the is a malformed sequence. */ | |
| 161 /*The given chunk is a partial sequence at the end of a string that could | |
| 162 begin a valid character */ | |
| 163 return 0; | |
| 164 | |
| 165 /* Make room for the next 6-bits */ | |
| 166 c <<= 6; | |
| 167 | |
| 168 /* | |
| 169 Take only the least 6 significance bits of the current octet (utf8[i]) and fill the created room | |
| 170 of c.ucs4 with them. | |
| 171 This done by AND'ing utf8[i] with 00111111 and the OR'ing the result with c.ucs4. | |
| 172 */ | |
| 173 c |= utf8[i] & 0x3F; | |
| 174 } | |
| 175 return c; | |
| 176 } | |
| 177 #endif | |
| 0 | 178 |
| 179 /* Check to see if this is a repeated key. | |
| 180 (idea shamelessly lifted from GII -- thanks guys! :) | |
| 181 */ | |
| 182 static int X11_KeyRepeat(Display *display, XEvent *event) | |
| 183 { | |
| 184 XEvent peekevent; | |
| 185 int repeated; | |
| 186 | |
| 187 repeated = 0; | |
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188 if ( pXPending(display) ) { |
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189 pXPeekEvent(display, &peekevent); |
| 0 | 190 if ( (peekevent.type == KeyPress) && |
| 191 (peekevent.xkey.keycode == event->xkey.keycode) && | |
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192 ((peekevent.xkey.time-event->xkey.time) < 2) ) { |
| 0 | 193 repeated = 1; |
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194 pXNextEvent(display, &peekevent); |
| 0 | 195 } |
| 196 } | |
| 197 return(repeated); | |
| 198 } | |
| 199 | |
| 200 /* Note: The X server buffers and accumulates mouse motion events, so | |
| 201 the motion event generated by the warp may not appear exactly as we | |
| 202 expect it to. We work around this (and improve performance) by only | |
| 203 warping the pointer when it reaches the edge, and then wait for it. | |
| 204 */ | |
| 205 #define MOUSE_FUDGE_FACTOR 8 | |
| 206 | |
| 207 static __inline__ int X11_WarpedMotion(_THIS, XEvent *xevent) | |
| 208 { | |
| 209 int w, h, i; | |
| 210 int deltax, deltay; | |
| 211 int posted; | |
| 212 | |
| 213 w = SDL_VideoSurface->w; | |
| 214 h = SDL_VideoSurface->h; | |
| 215 deltax = xevent->xmotion.x - mouse_last.x; | |
| 216 deltay = xevent->xmotion.y - mouse_last.y; | |
| 217 #ifdef DEBUG_MOTION | |
| 218 printf("Warped mouse motion: %d,%d\n", deltax, deltay); | |
| 219 #endif | |
| 220 mouse_last.x = xevent->xmotion.x; | |
| 221 mouse_last.y = xevent->xmotion.y; | |
| 222 posted = SDL_PrivateMouseMotion(0, 1, deltax, deltay); | |
| 223 | |
| 224 if ( (xevent->xmotion.x < MOUSE_FUDGE_FACTOR) || | |
| 225 (xevent->xmotion.x > (w-MOUSE_FUDGE_FACTOR)) || | |
| 226 (xevent->xmotion.y < MOUSE_FUDGE_FACTOR) || | |
| 227 (xevent->xmotion.y > (h-MOUSE_FUDGE_FACTOR)) ) { | |
| 228 /* Get the events that have accumulated */ | |
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229 while ( pXCheckTypedEvent(SDL_Display, MotionNotify, xevent) ) { |
| 0 | 230 deltax = xevent->xmotion.x - mouse_last.x; |
| 231 deltay = xevent->xmotion.y - mouse_last.y; | |
| 232 #ifdef DEBUG_MOTION | |
| 233 printf("Extra mouse motion: %d,%d\n", deltax, deltay); | |
| 234 #endif | |
| 235 mouse_last.x = xevent->xmotion.x; | |
| 236 mouse_last.y = xevent->xmotion.y; | |
| 237 posted += SDL_PrivateMouseMotion(0, 1, deltax, deltay); | |
| 238 } | |
| 239 mouse_last.x = w/2; | |
| 240 mouse_last.y = h/2; | |
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241 pXWarpPointer(SDL_Display, None, SDL_Window, 0, 0, 0, 0, |
| 0 | 242 mouse_last.x, mouse_last.y); |
| 243 for ( i=0; i<10; ++i ) { | |
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244 pXMaskEvent(SDL_Display, PointerMotionMask, xevent); |
| 0 | 245 if ( (xevent->xmotion.x > |
| 246 (mouse_last.x-MOUSE_FUDGE_FACTOR)) && | |
| 247 (xevent->xmotion.x < | |
| 248 (mouse_last.x+MOUSE_FUDGE_FACTOR)) && | |
| 249 (xevent->xmotion.y > | |
| 250 (mouse_last.y-MOUSE_FUDGE_FACTOR)) && | |
| 251 (xevent->xmotion.y < | |
| 252 (mouse_last.y+MOUSE_FUDGE_FACTOR)) ) { | |
| 253 break; | |
| 254 } | |
| 255 #ifdef DEBUG_XEVENTS | |
| 256 printf("Lost mouse motion: %d,%d\n", xevent->xmotion.x, xevent->xmotion.y); | |
| 257 #endif | |
| 258 } | |
| 259 #ifdef DEBUG_XEVENTS | |
| 260 if ( i == 10 ) { | |
| 261 printf("Warning: didn't detect mouse warp motion\n"); | |
| 262 } | |
| 263 #endif | |
| 264 } | |
| 265 return(posted); | |
| 266 } | |
| 267 | |
| 268 static int X11_DispatchEvent(_THIS) | |
| 269 { | |
| 270 int posted; | |
| 271 XEvent xevent; | |
| 272 | |
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273 SDL_memset(&xevent, '\0', sizeof (XEvent)); /* valgrind fix. --ryan. */ |
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274 pXNextEvent(SDL_Display, &xevent); |
| 0 | 275 |
| 276 posted = 0; | |
| 277 switch (xevent.type) { | |
| 278 | |
| 279 /* Gaining mouse coverage? */ | |
| 280 case EnterNotify: { | |
| 281 #ifdef DEBUG_XEVENTS | |
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282 printf("EnterNotify! (%d,%d)\n", xevent.xcrossing.x, xevent.xcrossing.y); |
| 0 | 283 if ( xevent.xcrossing.mode == NotifyGrab ) |
| 284 printf("Mode: NotifyGrab\n"); | |
| 285 if ( xevent.xcrossing.mode == NotifyUngrab ) | |
| 286 printf("Mode: NotifyUngrab\n"); | |
| 287 #endif | |
| 288 if ( (xevent.xcrossing.mode != NotifyGrab) && | |
| 289 (xevent.xcrossing.mode != NotifyUngrab) ) { | |
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290 if ( this->input_grab == SDL_GRAB_OFF ) { |
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291 posted = SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS); |
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292 } else { |
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293 posted = SDL_PrivateMouseMotion(0, 0, |
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294 xevent.xcrossing.x, |
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295 xevent.xcrossing.y); |
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296 } |
| 0 | 297 } |
| 298 } | |
| 299 break; | |
| 300 | |
| 301 /* Losing mouse coverage? */ | |
| 302 case LeaveNotify: { | |
| 303 #ifdef DEBUG_XEVENTS | |
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304 printf("LeaveNotify! (%d,%d)\n", xevent.xcrossing.x, xevent.xcrossing.y); |
| 0 | 305 if ( xevent.xcrossing.mode == NotifyGrab ) |
| 306 printf("Mode: NotifyGrab\n"); | |
| 307 if ( xevent.xcrossing.mode == NotifyUngrab ) | |
| 308 printf("Mode: NotifyUngrab\n"); | |
| 309 #endif | |
| 310 if ( (xevent.xcrossing.mode != NotifyGrab) && | |
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311 (xevent.xcrossing.mode != NotifyUngrab) && |
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312 (xevent.xcrossing.detail != NotifyInferior) ) { |
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313 if ( this->input_grab == SDL_GRAB_OFF ) { |
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314 posted = SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); |
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315 } else { |
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316 posted = SDL_PrivateMouseMotion(0, 0, |
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317 xevent.xcrossing.x, |
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318 xevent.xcrossing.y); |
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319 } |
| 0 | 320 } |
| 321 } | |
| 322 break; | |
| 323 | |
| 324 /* Gaining input focus? */ | |
| 325 case FocusIn: { | |
| 326 #ifdef DEBUG_XEVENTS | |
| 327 printf("FocusIn!\n"); | |
| 328 #endif | |
| 329 posted = SDL_PrivateAppActive(1, SDL_APPINPUTFOCUS); | |
| 330 | |
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331 #ifdef X_HAVE_UTF8_STRING |
| 1327 | 332 if ( SDL_IC != NULL ) { |
| 333 pXSetICFocus(SDL_IC); | |
| 334 } | |
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335 #endif |
| 0 | 336 /* Queue entry into fullscreen mode */ |
| 337 switch_waiting = 0x01 | SDL_FULLSCREEN; | |
| 338 switch_time = SDL_GetTicks() + 1500; | |
| 339 } | |
| 340 break; | |
| 341 | |
| 342 /* Losing input focus? */ | |
| 343 case FocusOut: { | |
| 344 #ifdef DEBUG_XEVENTS | |
| 345 printf("FocusOut!\n"); | |
| 346 #endif | |
| 347 posted = SDL_PrivateAppActive(0, SDL_APPINPUTFOCUS); | |
| 348 | |
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349 #ifdef X_HAVE_UTF8_STRING |
| 1327 | 350 if ( SDL_IC != NULL ) { |
| 351 pXUnsetICFocus(SDL_IC); | |
| 352 } | |
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353 #endif |
| 0 | 354 /* Queue leaving fullscreen mode */ |
| 355 switch_waiting = 0x01; | |
| 356 switch_time = SDL_GetTicks() + 200; | |
| 357 } | |
| 358 break; | |
| 359 | |
| 360 /* Generated upon EnterWindow and FocusIn */ | |
| 361 case KeymapNotify: { | |
|
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362 #ifdef DEBUG_XEVENTS |
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363 printf("KeymapNotify!\n"); |
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364 #endif |
| 1327 | 365 X11_SetKeyboardState(SDL_Display, xevent.xkeymap.key_vector); |
| 0 | 366 } |
| 367 break; | |
| 368 | |
| 369 /* Mouse motion? */ | |
| 370 case MotionNotify: { | |
| 371 if ( SDL_VideoSurface ) { | |
| 372 if ( mouse_relative ) { | |
| 373 if ( using_dga & DGA_MOUSE ) { | |
| 374 #ifdef DEBUG_MOTION | |
| 375 printf("DGA motion: %d,%d\n", xevent.xmotion.x_root, xevent.xmotion.y_root); | |
| 376 #endif | |
| 377 posted = SDL_PrivateMouseMotion(0, 1, | |
| 378 xevent.xmotion.x_root, | |
| 379 xevent.xmotion.y_root); | |
| 380 } else { | |
| 381 posted = X11_WarpedMotion(this,&xevent); | |
| 382 } | |
| 383 } else { | |
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384 #ifdef DEBUG_MOTION |
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385 printf("X11 motion: %d,%d\n", xevent.xmotion.x, xevent.xmotion.y); |
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386 #endif |
| 0 | 387 posted = SDL_PrivateMouseMotion(0, 0, |
| 388 xevent.xmotion.x, | |
| 389 xevent.xmotion.y); | |
| 390 } | |
| 391 } | |
| 392 } | |
| 393 break; | |
| 394 | |
| 395 /* Mouse button press? */ | |
| 396 case ButtonPress: { | |
| 397 posted = SDL_PrivateMouseButton(SDL_PRESSED, | |
| 398 xevent.xbutton.button, 0, 0); | |
| 399 } | |
| 400 break; | |
| 401 | |
| 402 /* Mouse button release? */ | |
| 403 case ButtonRelease: { | |
| 404 posted = SDL_PrivateMouseButton(SDL_RELEASED, | |
| 405 xevent.xbutton.button, 0, 0); | |
| 406 } | |
| 407 break; | |
| 408 | |
| 409 /* Key press? */ | |
| 410 case KeyPress: { | |
| 1327 | 411 static SDL_keysym saved_keysym; |
| 0 | 412 SDL_keysym keysym; |
| 1327 | 413 KeyCode keycode = xevent.xkey.keycode; |
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414 |
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415 #ifdef DEBUG_XEVENTS |
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416 printf("KeyPress (X11 keycode = 0x%X)\n", xevent.xkey.keycode); |
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417 #endif |
| 1327 | 418 /* Get the translated SDL virtual keysym */ |
| 419 if ( keycode ) { | |
| 420 keysym.scancode = keycode; | |
| 421 keysym.sym = X11_TranslateKeycode(SDL_Display, keycode); | |
| 422 keysym.mod = KMOD_NONE; | |
| 423 keysym.unicode = 0; | |
| 424 } else { | |
| 425 keysym = saved_keysym; | |
| 426 } | |
| 427 | |
| 428 /* If we're not doing translation, we're done! */ | |
| 429 if ( !SDL_TranslateUNICODE ) { | |
| 430 posted = SDL_PrivateKeyboard(SDL_PRESSED, &keysym); | |
| 431 break; | |
| 432 } | |
| 433 | |
| 434 if ( pXFilterEvent(&xevent, None) ) { | |
| 435 if ( xevent.xkey.keycode ) { | |
| 436 posted = SDL_PrivateKeyboard(SDL_PRESSED, &keysym); | |
| 437 } else { | |
| 438 /* Save event to be associated with IM text | |
| 439 In 1.3 we'll have a text event instead.. */ | |
| 440 saved_keysym = keysym; | |
| 441 } | |
| 442 break; | |
| 443 } | |
| 444 | |
| 445 /* Look up the translated value for the key event */ | |
| 446 #ifdef X_HAVE_UTF8_STRING | |
| 447 if ( SDL_IC != NULL ) { | |
| 448 static Status state; | |
| 449 /* A UTF-8 character can be at most 6 bytes */ | |
| 450 char keybuf[6]; | |
| 451 if ( pXutf8LookupString(SDL_IC, &xevent.xkey, | |
| 452 keybuf, sizeof(keybuf), | |
| 453 NULL, &state) ) { | |
| 454 keysym.unicode = Utf8ToUcs4((Uint8*)keybuf); | |
| 455 } | |
| 456 } | |
| 457 else | |
| 458 #endif | |
| 459 { | |
| 460 static XComposeStatus state; | |
| 461 char keybuf[32]; | |
| 462 | |
| 463 if ( pXLookupString(&xevent.xkey, | |
| 464 keybuf, sizeof(keybuf), | |
| 465 NULL, &state) ) { | |
| 466 /* | |
| 467 * FIXME: XLookupString() may yield more than one | |
| 468 * character, so we need a mechanism to allow for | |
| 469 * this (perhaps null keypress events with a | |
| 470 * unicode value) | |
| 471 */ | |
| 472 keysym.unicode = (Uint8)keybuf[0]; | |
| 473 } | |
| 474 } | |
| 475 posted = SDL_PrivateKeyboard(SDL_PRESSED, &keysym); | |
| 0 | 476 } |
| 477 break; | |
| 478 | |
| 479 /* Key release? */ | |
| 480 case KeyRelease: { | |
| 481 SDL_keysym keysym; | |
| 1327 | 482 KeyCode keycode = xevent.xkey.keycode; |
| 0 | 483 |
|
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484 #ifdef DEBUG_XEVENTS |
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485 printf("KeyRelease (X11 keycode = 0x%X)\n", xevent.xkey.keycode); |
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486 #endif |
| 0 | 487 /* Check to see if this is a repeated key */ |
| 1327 | 488 if ( X11_KeyRepeat(SDL_Display, &xevent) ) { |
| 489 break; | |
| 0 | 490 } |
| 1327 | 491 |
| 492 /* Get the translated SDL virtual keysym */ | |
| 493 keysym.scancode = keycode; | |
| 494 keysym.sym = X11_TranslateKeycode(SDL_Display, keycode); | |
| 495 keysym.mod = KMOD_NONE; | |
| 496 keysym.unicode = 0; | |
| 497 | |
| 498 posted = SDL_PrivateKeyboard(SDL_RELEASED, &keysym); | |
| 0 | 499 } |
| 500 break; | |
| 501 | |
| 502 /* Have we been iconified? */ | |
| 503 case UnmapNotify: { | |
| 504 #ifdef DEBUG_XEVENTS | |
| 505 printf("UnmapNotify!\n"); | |
| 506 #endif | |
| 507 /* If we're active, make ourselves inactive */ | |
| 508 if ( SDL_GetAppState() & SDL_APPACTIVE ) { | |
| 509 /* Swap out the gamma before we go inactive */ | |
| 510 X11_SwapVidModeGamma(this); | |
| 511 | |
| 512 /* Send an internal deactivate event */ | |
| 513 posted = SDL_PrivateAppActive(0, | |
| 514 SDL_APPACTIVE|SDL_APPINPUTFOCUS); | |
| 515 } | |
| 516 } | |
| 517 break; | |
| 518 | |
| 519 /* Have we been restored? */ | |
| 520 case MapNotify: { | |
| 521 #ifdef DEBUG_XEVENTS | |
| 522 printf("MapNotify!\n"); | |
| 523 #endif | |
| 524 /* If we're not active, make ourselves active */ | |
| 525 if ( !(SDL_GetAppState() & SDL_APPACTIVE) ) { | |
| 526 /* Send an internal activate event */ | |
| 527 posted = SDL_PrivateAppActive(1, SDL_APPACTIVE); | |
| 528 | |
| 529 /* Now that we're active, swap the gamma back */ | |
| 530 X11_SwapVidModeGamma(this); | |
| 531 } | |
| 532 | |
| 533 if ( SDL_VideoSurface && | |
| 534 (SDL_VideoSurface->flags & SDL_FULLSCREEN) ) { | |
| 535 X11_EnterFullScreen(this); | |
| 536 } else { | |
| 537 X11_GrabInputNoLock(this, this->input_grab); | |
| 538 } | |
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539 X11_CheckMouseModeNoLock(this); |
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540 |
| 0 | 541 if ( SDL_VideoSurface ) { |
| 542 X11_RefreshDisplay(this); | |
| 543 } | |
| 544 } | |
| 545 break; | |
| 546 | |
| 547 /* Have we been resized or moved? */ | |
| 548 case ConfigureNotify: { | |
| 549 #ifdef DEBUG_XEVENTS | |
| 550 printf("ConfigureNotify! (resize: %dx%d)\n", xevent.xconfigure.width, xevent.xconfigure.height); | |
| 551 #endif | |
| 552 if ( SDL_VideoSurface ) { | |
| 553 if ((xevent.xconfigure.width != SDL_VideoSurface->w) || | |
| 554 (xevent.xconfigure.height != SDL_VideoSurface->h)) { | |
| 555 /* FIXME: Find a better fix for the bug with KDE 1.2 */ | |
| 556 if ( ! ((xevent.xconfigure.width == 32) && | |
| 557 (xevent.xconfigure.height == 32)) ) { | |
| 558 SDL_PrivateResize(xevent.xconfigure.width, | |
| 559 xevent.xconfigure.height); | |
| 560 } | |
| 561 } else { | |
| 562 /* OpenGL windows need to know about the change */ | |
| 563 if ( SDL_VideoSurface->flags & SDL_OPENGL ) { | |
| 564 SDL_PrivateExpose(); | |
| 565 } | |
| 566 } | |
| 567 } | |
| 568 } | |
| 569 break; | |
| 570 | |
| 571 /* Have we been requested to quit (or another client message?) */ | |
| 572 case ClientMessage: { | |
| 573 if ( (xevent.xclient.format == 32) && | |
| 574 (xevent.xclient.data.l[0] == WM_DELETE_WINDOW) ) | |
| 575 { | |
| 576 posted = SDL_PrivateQuit(); | |
| 577 } else | |
| 578 if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { | |
| 579 SDL_SysWMmsg wmmsg; | |
| 580 | |
| 581 SDL_VERSION(&wmmsg.version); | |
| 582 wmmsg.subsystem = SDL_SYSWM_X11; | |
| 583 wmmsg.event.xevent = xevent; | |
| 584 posted = SDL_PrivateSysWMEvent(&wmmsg); | |
| 585 } | |
| 586 } | |
| 587 break; | |
| 588 | |
| 589 /* Do we need to refresh ourselves? */ | |
| 590 case Expose: { | |
| 591 #ifdef DEBUG_XEVENTS | |
| 592 printf("Expose (count = %d)\n", xevent.xexpose.count); | |
| 593 #endif | |
| 594 if ( SDL_VideoSurface && (xevent.xexpose.count == 0) ) { | |
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595 X11_RefreshDisplay(this); |
| 0 | 596 } |
| 597 } | |
| 598 break; | |
| 599 | |
| 600 default: { | |
| 601 #ifdef DEBUG_XEVENTS | |
| 602 printf("Unhandled event %d\n", xevent.type); | |
| 603 #endif | |
| 604 /* Only post the event if we're watching for it */ | |
| 605 if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { | |
| 606 SDL_SysWMmsg wmmsg; | |
| 607 | |
| 608 SDL_VERSION(&wmmsg.version); | |
| 609 wmmsg.subsystem = SDL_SYSWM_X11; | |
| 610 wmmsg.event.xevent = xevent; | |
| 611 posted = SDL_PrivateSysWMEvent(&wmmsg); | |
| 612 } | |
| 613 } | |
| 614 break; | |
| 615 } | |
| 616 return(posted); | |
| 617 } | |
| 618 | |
| 619 /* Ack! XPending() actually performs a blocking read if no events available */ | |
| 620 int X11_Pending(Display *display) | |
| 621 { | |
| 622 /* Flush the display connection and look to see if events are queued */ | |
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623 pXFlush(display); |
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624 if ( pXEventsQueued(display, QueuedAlready) ) { |
| 0 | 625 return(1); |
| 626 } | |
| 627 | |
| 628 /* More drastic measures are required -- see if X is ready to talk */ | |
| 629 { | |
| 630 static struct timeval zero_time; /* static == 0 */ | |
| 631 int x11_fd; | |
| 632 fd_set fdset; | |
| 633 | |
| 634 x11_fd = ConnectionNumber(display); | |
| 635 FD_ZERO(&fdset); | |
| 636 FD_SET(x11_fd, &fdset); | |
| 637 if ( select(x11_fd+1, &fdset, NULL, NULL, &zero_time) == 1 ) { | |
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638 return(pXPending(display)); |
| 0 | 639 } |
| 640 } | |
| 641 | |
| 642 /* Oh well, nothing is ready .. */ | |
| 643 return(0); | |
| 644 } | |
| 645 | |
| 646 void X11_PumpEvents(_THIS) | |
| 647 { | |
| 648 int pending; | |
| 649 | |
| 650 /* Keep processing pending events */ | |
| 651 pending = 0; | |
| 652 while ( X11_Pending(SDL_Display) ) { | |
| 653 X11_DispatchEvent(this); | |
| 654 ++pending; | |
| 655 } | |
| 656 if ( switch_waiting ) { | |
| 657 Uint32 now; | |
| 658 | |
| 659 now = SDL_GetTicks(); | |
| 660 if ( pending || !SDL_VideoSurface ) { | |
| 661 /* Try again later... */ | |
| 662 if ( switch_waiting & SDL_FULLSCREEN ) { | |
| 663 switch_time = now + 1500; | |
| 664 } else { | |
| 665 switch_time = now + 200; | |
| 666 } | |
| 667 } else if ( now >= switch_time ) { | |
| 668 Uint32 go_fullscreen; | |
| 669 | |
| 670 go_fullscreen = switch_waiting & SDL_FULLSCREEN; | |
| 671 switch_waiting = 0; | |
| 672 if ( SDL_VideoSurface->flags & SDL_FULLSCREEN ) { | |
| 673 if ( go_fullscreen ) { | |
| 674 X11_EnterFullScreen(this); | |
| 675 } else { | |
| 676 X11_LeaveFullScreen(this); | |
| 677 } | |
| 678 } | |
| 679 /* Handle focus in/out when grabbed */ | |
| 680 if ( go_fullscreen ) { | |
| 681 X11_GrabInputNoLock(this, this->input_grab); | |
| 682 } else { | |
| 683 X11_GrabInputNoLock(this, SDL_GRAB_OFF); | |
| 684 } | |
| 685 X11_CheckMouseModeNoLock(this); | |
| 686 } | |
| 687 } | |
| 688 } | |
| 689 | |
| 690 void X11_InitKeymap(void) | |
| 691 { | |
| 692 int i; | |
| 693 | |
| 694 /* Odd keys used in international keyboards */ | |
| 695 for ( i=0; i<SDL_TABLESIZE(ODD_keymap); ++i ) | |
| 696 ODD_keymap[i] = SDLK_UNKNOWN; | |
| 697 | |
| 1327 | 698 /* Some of these might be mappable to an existing SDLK_ code */ |
| 699 ODD_keymap[XK_dead_grave&0xFF] = SDLK_COMPOSE; | |
| 700 ODD_keymap[XK_dead_acute&0xFF] = SDLK_COMPOSE; | |
| 701 ODD_keymap[XK_dead_tilde&0xFF] = SDLK_COMPOSE; | |
| 702 ODD_keymap[XK_dead_macron&0xFF] = SDLK_COMPOSE; | |
| 703 ODD_keymap[XK_dead_breve&0xFF] = SDLK_COMPOSE; | |
| 704 ODD_keymap[XK_dead_abovedot&0xFF] = SDLK_COMPOSE; | |
| 705 ODD_keymap[XK_dead_diaeresis&0xFF] = SDLK_COMPOSE; | |
| 706 ODD_keymap[XK_dead_abovering&0xFF] = SDLK_COMPOSE; | |
| 707 ODD_keymap[XK_dead_doubleacute&0xFF] = SDLK_COMPOSE; | |
| 708 ODD_keymap[XK_dead_caron&0xFF] = SDLK_COMPOSE; | |
| 709 ODD_keymap[XK_dead_cedilla&0xFF] = SDLK_COMPOSE; | |
| 710 ODD_keymap[XK_dead_ogonek&0xFF] = SDLK_COMPOSE; | |
| 711 ODD_keymap[XK_dead_iota&0xFF] = SDLK_COMPOSE; | |
| 712 ODD_keymap[XK_dead_voiced_sound&0xFF] = SDLK_COMPOSE; | |
| 713 ODD_keymap[XK_dead_semivoiced_sound&0xFF] = SDLK_COMPOSE; | |
| 714 ODD_keymap[XK_dead_belowdot&0xFF] = SDLK_COMPOSE; | |
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715 #ifdef XK_dead_hook |
| 1327 | 716 ODD_keymap[XK_dead_hook&0xFF] = SDLK_COMPOSE; |
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717 #endif |
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718 #ifdef XK_dead_horn |
| 1327 | 719 ODD_keymap[XK_dead_horn&0xFF] = SDLK_COMPOSE; |
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720 #endif |
| 1327 | 721 |
| 0 | 722 #ifdef XK_dead_circumflex |
| 723 /* These X keysyms have 0xFE as the high byte */ | |
| 724 ODD_keymap[XK_dead_circumflex&0xFF] = SDLK_CARET; | |
| 725 #endif | |
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726 #ifdef XK_ISO_Level3_Shift |
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727 ODD_keymap[XK_ISO_Level3_Shift&0xFF] = SDLK_MODE; /* "Alt Gr" key */ |
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728 #endif |
| 0 | 729 |
| 730 /* Map the miscellaneous keys */ | |
| 731 for ( i=0; i<SDL_TABLESIZE(MISC_keymap); ++i ) | |
| 732 MISC_keymap[i] = SDLK_UNKNOWN; | |
| 733 | |
| 734 /* These X keysyms have 0xFF as the high byte */ | |
| 735 MISC_keymap[XK_BackSpace&0xFF] = SDLK_BACKSPACE; | |
| 736 MISC_keymap[XK_Tab&0xFF] = SDLK_TAB; | |
| 737 MISC_keymap[XK_Clear&0xFF] = SDLK_CLEAR; | |
| 738 MISC_keymap[XK_Return&0xFF] = SDLK_RETURN; | |
| 739 MISC_keymap[XK_Pause&0xFF] = SDLK_PAUSE; | |
| 740 MISC_keymap[XK_Escape&0xFF] = SDLK_ESCAPE; | |
| 741 MISC_keymap[XK_Delete&0xFF] = SDLK_DELETE; | |
| 742 | |
| 743 MISC_keymap[XK_KP_0&0xFF] = SDLK_KP0; /* Keypad 0-9 */ | |
| 744 MISC_keymap[XK_KP_1&0xFF] = SDLK_KP1; | |
| 745 MISC_keymap[XK_KP_2&0xFF] = SDLK_KP2; | |
| 746 MISC_keymap[XK_KP_3&0xFF] = SDLK_KP3; | |
| 747 MISC_keymap[XK_KP_4&0xFF] = SDLK_KP4; | |
| 748 MISC_keymap[XK_KP_5&0xFF] = SDLK_KP5; | |
| 749 MISC_keymap[XK_KP_6&0xFF] = SDLK_KP6; | |
| 750 MISC_keymap[XK_KP_7&0xFF] = SDLK_KP7; | |
| 751 MISC_keymap[XK_KP_8&0xFF] = SDLK_KP8; | |
| 752 MISC_keymap[XK_KP_9&0xFF] = SDLK_KP9; | |
| 753 MISC_keymap[XK_KP_Insert&0xFF] = SDLK_KP0; | |
| 754 MISC_keymap[XK_KP_End&0xFF] = SDLK_KP1; | |
| 755 MISC_keymap[XK_KP_Down&0xFF] = SDLK_KP2; | |
| 756 MISC_keymap[XK_KP_Page_Down&0xFF] = SDLK_KP3; | |
| 757 MISC_keymap[XK_KP_Left&0xFF] = SDLK_KP4; | |
| 758 MISC_keymap[XK_KP_Begin&0xFF] = SDLK_KP5; | |
| 759 MISC_keymap[XK_KP_Right&0xFF] = SDLK_KP6; | |
| 760 MISC_keymap[XK_KP_Home&0xFF] = SDLK_KP7; | |
| 761 MISC_keymap[XK_KP_Up&0xFF] = SDLK_KP8; | |
| 762 MISC_keymap[XK_KP_Page_Up&0xFF] = SDLK_KP9; | |
| 763 MISC_keymap[XK_KP_Delete&0xFF] = SDLK_KP_PERIOD; | |
| 764 MISC_keymap[XK_KP_Decimal&0xFF] = SDLK_KP_PERIOD; | |
| 765 MISC_keymap[XK_KP_Divide&0xFF] = SDLK_KP_DIVIDE; | |
| 766 MISC_keymap[XK_KP_Multiply&0xFF] = SDLK_KP_MULTIPLY; | |
| 767 MISC_keymap[XK_KP_Subtract&0xFF] = SDLK_KP_MINUS; | |
| 768 MISC_keymap[XK_KP_Add&0xFF] = SDLK_KP_PLUS; | |
| 769 MISC_keymap[XK_KP_Enter&0xFF] = SDLK_KP_ENTER; | |
| 770 MISC_keymap[XK_KP_Equal&0xFF] = SDLK_KP_EQUALS; | |
| 771 | |
| 772 MISC_keymap[XK_Up&0xFF] = SDLK_UP; | |
| 773 MISC_keymap[XK_Down&0xFF] = SDLK_DOWN; | |
| 774 MISC_keymap[XK_Right&0xFF] = SDLK_RIGHT; | |
| 775 MISC_keymap[XK_Left&0xFF] = SDLK_LEFT; | |
| 776 MISC_keymap[XK_Insert&0xFF] = SDLK_INSERT; | |
| 777 MISC_keymap[XK_Home&0xFF] = SDLK_HOME; | |
| 778 MISC_keymap[XK_End&0xFF] = SDLK_END; | |
| 779 MISC_keymap[XK_Page_Up&0xFF] = SDLK_PAGEUP; | |
| 780 MISC_keymap[XK_Page_Down&0xFF] = SDLK_PAGEDOWN; | |
| 781 | |
| 782 MISC_keymap[XK_F1&0xFF] = SDLK_F1; | |
| 783 MISC_keymap[XK_F2&0xFF] = SDLK_F2; | |
| 784 MISC_keymap[XK_F3&0xFF] = SDLK_F3; | |
| 785 MISC_keymap[XK_F4&0xFF] = SDLK_F4; | |
| 786 MISC_keymap[XK_F5&0xFF] = SDLK_F5; | |
| 787 MISC_keymap[XK_F6&0xFF] = SDLK_F6; | |
| 788 MISC_keymap[XK_F7&0xFF] = SDLK_F7; | |
| 789 MISC_keymap[XK_F8&0xFF] = SDLK_F8; | |
| 790 MISC_keymap[XK_F9&0xFF] = SDLK_F9; | |
| 791 MISC_keymap[XK_F10&0xFF] = SDLK_F10; | |
| 792 MISC_keymap[XK_F11&0xFF] = SDLK_F11; | |
| 793 MISC_keymap[XK_F12&0xFF] = SDLK_F12; | |
| 794 MISC_keymap[XK_F13&0xFF] = SDLK_F13; | |
| 795 MISC_keymap[XK_F14&0xFF] = SDLK_F14; | |
| 796 MISC_keymap[XK_F15&0xFF] = SDLK_F15; | |
| 797 | |
| 798 MISC_keymap[XK_Num_Lock&0xFF] = SDLK_NUMLOCK; | |
| 799 MISC_keymap[XK_Caps_Lock&0xFF] = SDLK_CAPSLOCK; | |
| 800 MISC_keymap[XK_Scroll_Lock&0xFF] = SDLK_SCROLLOCK; | |
| 801 MISC_keymap[XK_Shift_R&0xFF] = SDLK_RSHIFT; | |
| 802 MISC_keymap[XK_Shift_L&0xFF] = SDLK_LSHIFT; | |
| 803 MISC_keymap[XK_Control_R&0xFF] = SDLK_RCTRL; | |
| 804 MISC_keymap[XK_Control_L&0xFF] = SDLK_LCTRL; | |
| 805 MISC_keymap[XK_Alt_R&0xFF] = SDLK_RALT; | |
| 806 MISC_keymap[XK_Alt_L&0xFF] = SDLK_LALT; | |
| 807 MISC_keymap[XK_Meta_R&0xFF] = SDLK_RMETA; | |
| 808 MISC_keymap[XK_Meta_L&0xFF] = SDLK_LMETA; | |
| 809 MISC_keymap[XK_Super_L&0xFF] = SDLK_LSUPER; /* Left "Windows" */ | |
| 810 MISC_keymap[XK_Super_R&0xFF] = SDLK_RSUPER; /* Right "Windows */ | |
| 811 MISC_keymap[XK_Mode_switch&0xFF] = SDLK_MODE; /* "Alt Gr" key */ | |
| 812 MISC_keymap[XK_Multi_key&0xFF] = SDLK_COMPOSE; /* Multi-key compose */ | |
| 813 | |
| 814 MISC_keymap[XK_Help&0xFF] = SDLK_HELP; | |
| 815 MISC_keymap[XK_Print&0xFF] = SDLK_PRINT; | |
| 816 MISC_keymap[XK_Sys_Req&0xFF] = SDLK_SYSREQ; | |
| 817 MISC_keymap[XK_Break&0xFF] = SDLK_BREAK; | |
| 818 MISC_keymap[XK_Menu&0xFF] = SDLK_MENU; | |
| 819 MISC_keymap[XK_Hyper_R&0xFF] = SDLK_MENU; /* Windows "Menu" key */ | |
| 820 } | |
| 821 | |
| 1327 | 822 /* Get the translated SDL virtual keysym */ |
| 823 SDLKey X11_TranslateKeycode(Display *display, KeyCode kc) | |
| 0 | 824 { |
| 825 KeySym xsym; | |
| 1327 | 826 SDLKey key; |
| 0 | 827 |
|
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|
828 xsym = pXKeycodeToKeysym(display, kc, 0); |
| 0 | 829 #ifdef DEBUG_KEYS |
| 1327 | 830 fprintf(stderr, "Translating key code %d -> 0x%.4x\n", kc, xsym); |
| 0 | 831 #endif |
| 1327 | 832 key = SDLK_UNKNOWN; |
| 0 | 833 if ( xsym ) { |
| 834 switch (xsym>>8) { | |
| 1327 | 835 case 0x1005FF: |
| 0 | 836 #ifdef SunXK_F36 |
| 1327 | 837 if ( xsym == SunXK_F36 ) |
| 838 key = SDLK_F11; | |
| 0 | 839 #endif |
| 840 #ifdef SunXK_F37 | |
| 1327 | 841 if ( xsym == SunXK_F37 ) |
| 842 key = SDLK_F12; | |
| 0 | 843 #endif |
| 1327 | 844 break; |
| 845 case 0x00: /* Latin 1 */ | |
| 846 key = (SDLKey)(xsym & 0xFF); | |
| 847 break; | |
| 848 case 0x01: /* Latin 2 */ | |
| 849 case 0x02: /* Latin 3 */ | |
| 850 case 0x03: /* Latin 4 */ | |
| 851 case 0x04: /* Katakana */ | |
| 852 case 0x05: /* Arabic */ | |
| 853 case 0x06: /* Cyrillic */ | |
| 854 case 0x07: /* Greek */ | |
| 855 case 0x08: /* Technical */ | |
| 856 case 0x0A: /* Publishing */ | |
| 857 case 0x0C: /* Hebrew */ | |
| 858 case 0x0D: /* Thai */ | |
| 859 /* These are wrong, but it's better than nothing */ | |
| 860 key = (SDLKey)(xsym & 0xFF); | |
| 861 break; | |
| 862 case 0xFE: | |
| 863 key = ODD_keymap[xsym&0xFF]; | |
| 864 break; | |
| 865 case 0xFF: | |
| 866 key = MISC_keymap[xsym&0xFF]; | |
| 867 break; | |
| 868 default: | |
| 869 /* | |
| 870 fprintf(stderr, "X11: Unhandled xsym, sym = 0x%04x\n", | |
| 0 | 871 (unsigned int)xsym); |
| 1327 | 872 */ |
| 873 break; | |
| 0 | 874 } |
| 875 } else { | |
| 876 /* X11 doesn't know how to translate the key! */ | |
| 877 switch (kc) { | |
| 1327 | 878 /* Caution: |
| 879 These keycodes are from the Microsoft Keyboard | |
| 880 */ | |
| 881 case 115: | |
| 882 key = SDLK_LSUPER; | |
| 883 break; | |
| 884 case 116: | |
| 885 key = SDLK_RSUPER; | |
| 886 break; | |
| 887 case 117: | |
| 888 key = SDLK_MENU; | |
| 889 break; | |
| 890 default: | |
| 891 /* | |
| 892 * no point in an error message; happens for | |
| 893 * several keys when we get a keymap notify | |
| 0 | 894 */ |
| 1327 | 895 break; |
| 0 | 896 } |
| 897 } | |
| 1327 | 898 return key; |
| 0 | 899 } |
| 900 | |
| 901 /* X11 modifier masks for various keys */ | |
| 902 static unsigned meta_l_mask, meta_r_mask, alt_l_mask, alt_r_mask; | |
| 903 static unsigned num_mask, mode_switch_mask; | |
| 904 | |
| 905 static void get_modifier_masks(Display *display) | |
| 906 { | |
| 907 static unsigned got_masks; | |
| 908 int i, j; | |
| 909 XModifierKeymap *xmods; | |
| 910 unsigned n; | |
| 911 | |
| 912 if(got_masks) | |
| 913 return; | |
| 914 | |
|
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Dynamically load X11 libraries like we currently do for alsa, esd, etc.
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|
915 xmods = pXGetModifierMapping(display); |
| 0 | 916 n = xmods->max_keypermod; |
| 917 for(i = 3; i < 8; i++) { | |
| 918 for(j = 0; j < n; j++) { | |
| 919 KeyCode kc = xmods->modifiermap[i * n + j]; | |
|
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|
920 KeySym ks = pXKeycodeToKeysym(display, kc, 0); |
| 0 | 921 unsigned mask = 1 << i; |
| 922 switch(ks) { | |
| 923 case XK_Num_Lock: | |
| 924 num_mask = mask; break; | |
| 925 case XK_Alt_L: | |
| 926 alt_l_mask = mask; break; | |
| 927 case XK_Alt_R: | |
| 928 alt_r_mask = mask; break; | |
| 929 case XK_Meta_L: | |
| 930 meta_l_mask = mask; break; | |
| 931 case XK_Meta_R: | |
| 932 meta_r_mask = mask; break; | |
| 933 case XK_Mode_switch: | |
| 934 mode_switch_mask = mask; break; | |
| 935 } | |
| 936 } | |
| 937 } | |
|
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Dynamically load X11 libraries like we currently do for alsa, esd, etc.
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changeset
|
938 pXFreeModifiermap(xmods); |
| 0 | 939 got_masks = 1; |
| 940 } | |
| 941 | |
| 942 | |
| 943 /* | |
| 944 * This function is semi-official; it is not officially exported and should | |
| 945 * not be considered part of the SDL API, but may be used by client code | |
| 946 * that *really* needs it (including legacy code). | |
| 947 * It is slow, though, and should be avoided if possible. | |
| 948 * | |
| 949 * Note that it isn't completely accurate either; in particular, multi-key | |
| 950 * sequences (dead accents, compose key sequences) will not work since the | |
| 951 * state has been irrevocably lost. | |
| 952 */ | |
| 953 Uint16 X11_KeyToUnicode(SDLKey keysym, SDLMod modifiers) | |
| 954 { | |
| 955 struct SDL_VideoDevice *this = current_video; | |
| 956 char keybuf[32]; | |
| 957 int i; | |
| 958 KeySym xsym = 0; | |
| 959 XKeyEvent xkey; | |
| 960 Uint16 unicode; | |
| 961 | |
| 962 if ( !this || !SDL_Display ) { | |
| 963 return 0; | |
| 964 } | |
| 965 | |
|
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966 SDL_memset(&xkey, 0, sizeof(xkey)); |
| 0 | 967 xkey.display = SDL_Display; |
| 968 | |
| 969 xsym = keysym; /* last resort if not found */ | |
| 970 for (i = 0; i < 256; ++i) { | |
| 971 if ( MISC_keymap[i] == keysym ) { | |
| 972 xsym = 0xFF00 | i; | |
| 973 break; | |
| 974 } else if ( ODD_keymap[i] == keysym ) { | |
| 975 xsym = 0xFE00 | i; | |
| 976 break; | |
| 977 } | |
| 978 } | |
| 979 | |
|
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Ryan C. Gordon <icculus@icculus.org>
parents:
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changeset
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980 xkey.keycode = pXKeysymToKeycode(xkey.display, xsym); |
| 0 | 981 |
| 982 get_modifier_masks(SDL_Display); | |
| 983 if(modifiers & KMOD_SHIFT) | |
| 984 xkey.state |= ShiftMask; | |
| 985 if(modifiers & KMOD_CAPS) | |
| 986 xkey.state |= LockMask; | |
| 987 if(modifiers & KMOD_CTRL) | |
| 988 xkey.state |= ControlMask; | |
| 989 if(modifiers & KMOD_MODE) | |
| 990 xkey.state |= mode_switch_mask; | |
| 991 if(modifiers & KMOD_LALT) | |
| 992 xkey.state |= alt_l_mask; | |
| 993 if(modifiers & KMOD_RALT) | |
| 994 xkey.state |= alt_r_mask; | |
| 995 if(modifiers & KMOD_LMETA) | |
| 996 xkey.state |= meta_l_mask; | |
| 997 if(modifiers & KMOD_RMETA) | |
| 998 xkey.state |= meta_r_mask; | |
| 999 if(modifiers & KMOD_NUM) | |
| 1000 xkey.state |= num_mask; | |
| 1001 | |
| 1002 unicode = 0; | |
|
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parents:
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1003 if ( pXLookupString(&xkey, keybuf, sizeof(keybuf), NULL, NULL) ) |
| 0 | 1004 unicode = (unsigned char)keybuf[0]; |
| 1005 return(unicode); | |
| 1006 } | |
| 1007 | |
|
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1008 |
| 0 | 1009 /* |
| 1010 * Called when focus is regained, to read the keyboard state and generate | |
| 1011 * synthetic keypress/release events. | |
| 1012 * key_vec is a bit vector of keycodes (256 bits) | |
| 1013 */ | |
| 1327 | 1014 void X11_SetKeyboardState(Display *display, const char *key_vec) |
| 0 | 1015 { |
| 1016 char keys_return[32]; | |
|
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1017 int i; |
| 0 | 1018 Uint8 *kstate = SDL_GetKeyState(NULL); |
|
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1019 SDLMod modstate; |
|
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1020 Window junk_window; |
|
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1021 int x, y; |
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1022 unsigned int mask; |
| 0 | 1023 |
| 1024 /* The first time the window is mapped, we initialize key state */ | |
| 1025 if ( ! key_vec ) { | |
|
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1026 pXQueryKeymap(display, keys_return); |
| 0 | 1027 key_vec = keys_return; |
| 1028 } | |
| 1029 | |
|
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1030 /* Get the keyboard modifier state */ |
|
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1031 modstate = 0; |
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1032 get_modifier_masks(display); |
|
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1033 if ( pXQueryPointer(display, DefaultRootWindow(display), |
|
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1034 &junk_window, &junk_window, &x, &y, &x, &y, &mask) ) { |
|
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1035 if ( mask & LockMask ) { |
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1036 modstate |= KMOD_CAPS; |
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1037 } |
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1038 if ( mask & mode_switch_mask ) { |
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1039 modstate |= KMOD_MODE; |
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1040 } |
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1041 if ( mask & num_mask ) { |
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1042 modstate |= KMOD_NUM; |
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1043 } |
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1044 } |
|
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1045 |
|
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1046 /* Zero the new keyboard state and generate it */ |
|
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|
1047 SDL_memset(kstate, 0, SDLK_LAST); |
| 0 | 1048 /* |
| 1049 * An obvious optimisation is to check entire longwords at a time in | |
| 1050 * both loops, but we can't be sure the arrays are aligned so it's not | |
| 1051 * worth the extra complexity | |
| 1052 */ | |
| 1327 | 1053 for ( i = 0; i < 32; i++ ) { |
| 0 | 1054 int j; |
| 1327 | 1055 if ( !key_vec[i] ) |
| 0 | 1056 continue; |
| 1327 | 1057 for ( j = 0; j < 8; j++ ) { |
| 1058 if ( key_vec[i] & (1 << j) ) { | |
| 1059 SDLKey key; | |
| 1060 KeyCode kc = (i << 3 | j); | |
| 1061 key = X11_TranslateKeycode(display, kc); | |
| 1062 if ( key == SDLK_UNKNOWN ) { | |
| 1063 continue; | |
| 1064 } | |
| 1065 kstate[key] = SDL_PRESSED; | |
| 1066 switch (key) { | |
| 1067 case SDLK_LSHIFT: | |
|
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1068 modstate |= KMOD_LSHIFT; |
|
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|
1069 break; |
| 1327 | 1070 case SDLK_RSHIFT: |
|
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1071 modstate |= KMOD_RSHIFT; |
|
53e3d8ba4321
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|
1072 break; |
| 1327 | 1073 case SDLK_LCTRL: |
|
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1074 modstate |= KMOD_LCTRL; |
|
53e3d8ba4321
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|
1075 break; |
| 1327 | 1076 case SDLK_RCTRL: |
|
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1077 modstate |= KMOD_RCTRL; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1078 break; |
| 1327 | 1079 case SDLK_LALT: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1080 modstate |= KMOD_LALT; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1081 break; |
| 1327 | 1082 case SDLK_RALT: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1083 modstate |= KMOD_RALT; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1084 break; |
| 1327 | 1085 case SDLK_LMETA: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1086 modstate |= KMOD_LMETA; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1087 break; |
| 1327 | 1088 case SDLK_RMETA: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1089 modstate |= KMOD_RMETA; |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1090 break; |
| 1327 | 1091 default: |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1092 break; |
| 1327 | 1093 } |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1094 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1095 } |
| 0 | 1096 } |
|
111
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1097 |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1098 /* 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
|
1099 if ( modstate & KMOD_CAPS ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1100 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
|
1101 } else { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1102 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
|
1103 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1104 if ( modstate & KMOD_NUM ) { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1105 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
|
1106 } else { |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1107 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
|
1108 } |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1109 |
|
53e3d8ba4321
Now gets correct keyboard state when starting up on X11
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
1110 /* 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
|
1111 SDL_SetModState(modstate); |
| 0 | 1112 } |
| 1113 | |
| 1114 void X11_InitOSKeymap(_THIS) | |
| 1115 { | |
| 1116 X11_InitKeymap(); | |
| 1117 } | |
| 1118 |