Mercurial > sdl-ios-xcode
annotate src/video/x11/SDL_x11wm.c @ 232:678e3ed01019
Don't generate a spurious error on SDL_InitVideo()
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Tue, 06 Nov 2001 00:15:04 +0000 |
| parents | 1b387dc653d0 |
| children | 3f09f52ac2cc |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga | |
| 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 | |
| 20 slouken@devolution.com | |
| 21 */ | |
| 22 | |
| 23 #ifdef SAVE_RCSID | |
| 24 static char rcsid = | |
| 25 "@(#) $Id$"; | |
| 26 #endif | |
| 27 | |
| 28 #include <stdlib.h> | |
| 29 #include <string.h> | |
| 30 #include <X11/Xlib.h> | |
| 31 #include <X11/Xutil.h> | |
| 32 | |
| 33 #include "SDL_version.h" | |
| 34 #include "SDL_error.h" | |
| 35 #include "SDL_timer.h" | |
| 36 #include "SDL_video.h" | |
| 37 #include "SDL_syswm.h" | |
| 38 #include "SDL_events_c.h" | |
| 39 #include "SDL_pixels_c.h" | |
| 40 #include "SDL_x11modes_c.h" | |
| 41 #include "SDL_x11wm_c.h" | |
| 42 | |
| 43 /* This is necessary for working properly with Enlightenment, etc. */ | |
| 44 #define USE_ICON_WINDOW | |
| 45 | |
| 46 void X11_SetIcon(_THIS, SDL_Surface *icon, Uint8 *mask) | |
| 47 { | |
| 48 SDL_Surface *sicon; | |
| 49 XWMHints *wmhints; | |
| 50 XImage *icon_image; | |
| 51 Pixmap icon_pixmap; | |
| 52 Pixmap mask_pixmap; | |
| 53 #ifdef USE_ICON_WINDOW | |
| 54 Window icon_window; | |
| 55 #endif | |
| 56 GC GC; | |
| 57 XGCValues GCvalues; | |
| 58 int i, b, dbpp; | |
| 59 SDL_Rect bounds; | |
| 60 Uint8 *LSBmask, *color_tried; | |
| 61 Visual *dvis; | |
| 62 | |
| 63 /* Lock the event thread, in multi-threading environments */ | |
| 64 SDL_Lock_EventThread(); | |
| 65 | |
| 66 /* The icon must use the default visual, depth and colormap of the | |
| 67 screen, so it might need a conversion */ | |
| 68 dbpp = DefaultDepth(SDL_Display, SDL_Screen); | |
| 69 switch(dbpp) { | |
| 70 case 15: | |
| 71 dbpp = 16; break; | |
| 72 case 24: | |
| 73 dbpp = 32; break; | |
| 74 } | |
| 75 dvis = DefaultVisual(SDL_Display, SDL_Screen); | |
| 76 | |
| 77 /* The Visual struct is supposed to be opaque but we cheat a little */ | |
| 78 sicon = SDL_CreateRGBSurface(SDL_SWSURFACE, icon->w, icon->h, | |
| 79 dbpp, | |
| 80 dvis->red_mask, dvis->green_mask, | |
| 81 dvis->blue_mask, 0); | |
| 82 | |
| 83 if ( sicon == NULL ) { | |
| 84 goto done; | |
| 85 } | |
| 86 /* If we already have allocated colours from the default colormap, | |
| 87 copy them */ | |
| 88 if(SDL_Visual == dvis && SDL_XColorMap == SDL_DisplayColormap | |
| 89 && this->screen->format->palette && sicon->format->palette) { | |
| 90 memcpy(sicon->format->palette->colors, | |
| 91 this->screen->format->palette->colors, | |
| 92 this->screen->format->palette->ncolors * sizeof(SDL_Color)); | |
| 93 } | |
| 94 | |
| 95 bounds.x = 0; | |
| 96 bounds.y = 0; | |
| 97 bounds.w = icon->w; | |
| 98 bounds.h = icon->h; | |
| 99 if ( SDL_LowerBlit(icon, &bounds, sicon, &bounds) < 0 ) | |
| 100 goto done; | |
| 101 | |
| 102 /* Lock down the colors used in the colormap */ | |
| 103 color_tried = NULL; | |
| 104 if ( sicon->format->BitsPerPixel == 8 ) { | |
| 105 SDL_Palette *palette; | |
| 106 Uint8 *p; | |
| 107 XColor wanted; | |
| 108 | |
| 109 palette = sicon->format->palette; | |
| 110 color_tried = malloc(palette->ncolors); | |
| 111 if ( color_tried == NULL ) { | |
| 112 goto done; | |
| 113 } | |
| 114 if ( SDL_iconcolors != NULL ) { | |
| 115 free(SDL_iconcolors); | |
| 116 } | |
| 117 SDL_iconcolors = malloc(palette->ncolors | |
| 118 * sizeof(*SDL_iconcolors)); | |
| 119 if ( SDL_iconcolors == NULL ) { | |
| 120 free(color_tried); | |
| 121 goto done; | |
| 122 } | |
| 123 memset(color_tried, 0, palette->ncolors); | |
| 124 memset(SDL_iconcolors, 0, | |
| 125 palette->ncolors * sizeof(*SDL_iconcolors)); | |
| 126 | |
| 127 p = (Uint8 *)sicon->pixels; | |
| 128 for ( i = sicon->w*sicon->h; i > 0; --i, ++p ) { | |
| 129 if ( ! color_tried[*p] ) { | |
| 130 wanted.pixel = *p; | |
| 131 wanted.red = (palette->colors[*p].r<<8); | |
| 132 wanted.green = (palette->colors[*p].g<<8); | |
| 133 wanted.blue = (palette->colors[*p].b<<8); | |
| 134 wanted.flags = (DoRed|DoGreen|DoBlue); | |
| 135 if (XAllocColor(SDL_Display, | |
| 136 SDL_DisplayColormap, &wanted)) { | |
| 137 ++SDL_iconcolors[wanted.pixel]; | |
| 138 } | |
| 139 color_tried[*p] = 1; | |
| 140 } | |
| 141 } | |
| 142 } | |
| 143 if ( color_tried != NULL ) { | |
| 144 free(color_tried); | |
| 145 } | |
| 146 | |
| 147 /* Translate mask data to LSB order and set the icon mask */ | |
| 148 i = (sicon->w/8)*sicon->h; | |
| 149 LSBmask = (Uint8 *)malloc(i); | |
| 150 if ( LSBmask == NULL ) { | |
| 151 goto done; | |
| 152 } | |
| 153 memset(LSBmask, 0, i); | |
| 154 while ( --i >= 0 ) { | |
| 155 for ( b=0; b<8; ++b ) | |
| 156 LSBmask[i] |= (((mask[i]>>b)&0x01)<<(7-b)); | |
| 157 } | |
| 158 mask_pixmap = XCreatePixmapFromBitmapData(SDL_Display, WMwindow, | |
| 159 (char *)LSBmask, sicon->w, sicon->h, 1L, 0L, 1); | |
| 160 | |
| 161 /* Transfer the image to an X11 pixmap */ | |
| 162 icon_image = XCreateImage(SDL_Display, | |
| 163 DefaultVisual(SDL_Display, SDL_Screen), | |
| 164 DefaultDepth(SDL_Display, SDL_Screen), | |
| 165 ZPixmap, 0, (char *)sicon->pixels, sicon->w, sicon->h, | |
| 166 ((sicon->format)->BytesPerPixel == 3) ? 32 : | |
| 167 (sicon->format)->BytesPerPixel*8, 0); | |
| 168 icon_pixmap = XCreatePixmap(SDL_Display, SDL_Root, sicon->w, sicon->h, | |
| 169 DefaultDepth(SDL_Display, SDL_Screen)); | |
| 170 GC = XCreateGC(SDL_Display, icon_pixmap, 0, &GCvalues); | |
| 171 XPutImage(SDL_Display, icon_pixmap, GC, icon_image, | |
| 172 0, 0, 0, 0, sicon->w, sicon->h); | |
| 173 XFreeGC(SDL_Display, GC); | |
| 174 XDestroyImage(icon_image); | |
| 175 free(LSBmask); | |
| 176 sicon->pixels = NULL; | |
| 177 | |
| 178 #ifdef USE_ICON_WINDOW | |
| 179 /* Create an icon window and set the pixmap as its background */ | |
| 180 icon_window = XCreateSimpleWindow(SDL_Display, SDL_Root, | |
| 181 0, 0, sicon->w, sicon->h, 0, | |
| 182 CopyFromParent, CopyFromParent); | |
| 183 XSetWindowBackgroundPixmap(SDL_Display, icon_window, icon_pixmap); | |
| 184 XClearWindow(SDL_Display, icon_window); | |
| 185 #endif | |
| 186 | |
| 187 /* Set the window icon to the icon pixmap (and icon window) */ | |
| 188 wmhints = XAllocWMHints(); | |
| 189 wmhints->flags = (IconPixmapHint | IconMaskHint); | |
| 190 wmhints->icon_pixmap = icon_pixmap; | |
| 191 wmhints->icon_mask = mask_pixmap; | |
| 192 #ifdef USE_ICON_WINDOW | |
| 193 wmhints->flags |= IconWindowHint; | |
| 194 wmhints->icon_window = icon_window; | |
| 195 #endif | |
| 196 XSetWMHints(SDL_Display, WMwindow, wmhints); | |
| 197 XFree(wmhints); | |
| 198 XSync(SDL_Display, False); | |
| 199 | |
| 200 done: | |
| 201 SDL_Unlock_EventThread(); | |
| 202 if ( sicon != NULL ) { | |
| 203 SDL_FreeSurface(sicon); | |
| 204 } | |
| 205 return; | |
| 206 } | |
| 207 | |
| 208 void X11_SetCaption(_THIS, const char *title, const char *icon) | |
| 209 { | |
| 210 XTextProperty titleprop, iconprop; | |
| 211 | |
| 212 /* Lock the event thread, in multi-threading environments */ | |
| 213 SDL_Lock_EventThread(); | |
| 214 | |
| 215 if ( title != NULL ) { | |
| 216 XStringListToTextProperty((char **)&title, 1, &titleprop); | |
| 217 XSetWMName(SDL_Display, WMwindow, &titleprop); | |
| 218 XFree(titleprop.value); | |
| 219 } | |
| 220 if ( icon != NULL ) { | |
| 221 XStringListToTextProperty((char **)&icon, 1, &iconprop); | |
| 222 XSetWMIconName(SDL_Display, WMwindow, &iconprop); | |
| 223 XFree(iconprop.value); | |
| 224 } | |
| 225 XSync(SDL_Display, False); | |
| 226 | |
| 227 SDL_Unlock_EventThread(); | |
| 228 } | |
| 229 | |
| 230 /* Iconify the window */ | |
| 231 int X11_IconifyWindow(_THIS) | |
| 232 { | |
| 233 int result; | |
| 234 | |
| 235 SDL_Lock_EventThread(); | |
| 236 result = XIconifyWindow(SDL_Display, WMwindow, SDL_Screen); | |
| 237 XSync(SDL_Display, False); | |
| 238 SDL_Unlock_EventThread(); | |
| 239 return(result); | |
| 240 } | |
| 241 | |
| 242 SDL_GrabMode X11_GrabInputNoLock(_THIS, SDL_GrabMode mode) | |
| 243 { | |
| 244 int numtries, result; | |
| 245 | |
| 246 if ( this->screen == NULL ) { | |
| 247 return(SDL_GRAB_OFF); | |
| 248 } | |
| 249 if ( ! SDL_Window ) { | |
| 250 return(mode); /* Will be set later on mode switch */ | |
| 251 } | |
| 252 if ( mode == SDL_GRAB_OFF ) { | |
| 253 XUngrabPointer(SDL_Display, CurrentTime); | |
|
98
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
254 XUngrabKeyboard(SDL_Display, CurrentTime); |
| 0 | 255 } else { |
| 256 if ( this->screen->flags & SDL_FULLSCREEN ) { | |
| 257 /* Unbind the mouse from the fullscreen window */ | |
| 258 XUngrabPointer(SDL_Display, CurrentTime); | |
| 259 } | |
| 260 /* Try to grab the mouse */ | |
|
98
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
261 #if 0 /* We'll wait here until we actually grab, otherwise behavior undefined */ |
| 0 | 262 for ( numtries = 0; numtries < 10; ++numtries ) { |
|
98
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
263 #else |
|
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
264 while ( 1 ) { |
|
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
265 #endif |
| 0 | 266 result = XGrabPointer(SDL_Display, SDL_Window, True, 0, |
| 267 GrabModeAsync, GrabModeAsync, | |
| 268 SDL_Window, None, CurrentTime); | |
|
88
71774090f286
Hopefully fixed the fullscreen mode code for KDE
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
269 if ( result == GrabSuccess ) { |
| 0 | 270 break; |
| 271 } | |
| 272 SDL_Delay(100); | |
| 273 } | |
|
88
71774090f286
Hopefully fixed the fullscreen mode code for KDE
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
274 if ( result != GrabSuccess ) { |
|
71774090f286
Hopefully fixed the fullscreen mode code for KDE
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
275 /* Uh, oh, what do we do here? */ ; |
|
71774090f286
Hopefully fixed the fullscreen mode code for KDE
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
276 } |
|
98
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
277 /* Now grab the keyboard */ |
|
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
278 XGrabKeyboard(SDL_Display, WMwindow, True, |
|
88
71774090f286
Hopefully fixed the fullscreen mode code for KDE
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
279 GrabModeAsync, GrabModeAsync, CurrentTime); |
| 0 | 280 |
| 281 /* Raise the window if we grab the mouse */ | |
| 282 if ( !(this->screen->flags & SDL_FULLSCREEN) ) | |
| 283 XRaiseWindow(SDL_Display, WMwindow); | |
|
98
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
284 |
|
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
285 /* Make sure we register input focus */ |
|
8a5aff5c1294
Fixed some problems with the fullscreen code. Wooo. :)
Sam Lantinga <slouken@lokigames.com>
parents:
88
diff
changeset
|
286 SDL_PrivateAppActive(1, SDL_APPINPUTFOCUS); |
| 0 | 287 } |
| 288 XSync(SDL_Display, False); | |
| 289 | |
| 290 return(mode); | |
| 291 } | |
| 292 | |
| 293 SDL_GrabMode X11_GrabInput(_THIS, SDL_GrabMode mode) | |
| 294 { | |
| 295 SDL_Lock_EventThread(); | |
| 296 mode = X11_GrabInputNoLock(this, mode); | |
| 297 SDL_Unlock_EventThread(); | |
| 298 | |
| 299 return(mode); | |
| 300 } | |
| 301 | |
| 302 /* If 'info' is the right version, this function fills it and returns 1. | |
| 303 Otherwise, in case of a version mismatch, it returns -1. | |
| 304 */ | |
| 305 static void lock_display(void) | |
| 306 { | |
| 307 SDL_Lock_EventThread(); | |
| 308 } | |
| 309 static void unlock_display(void) | |
| 310 { | |
| 311 /* Make sure any X11 transactions are completed */ | |
| 312 SDL_VideoDevice *this = current_video; | |
| 313 XSync(SDL_Display, False); | |
| 314 SDL_Unlock_EventThread(); | |
| 315 } | |
| 316 int X11_GetWMInfo(_THIS, SDL_SysWMinfo *info) | |
| 317 { | |
| 318 if ( info->version.major <= SDL_MAJOR_VERSION ) { | |
| 319 info->subsystem = SDL_SYSWM_X11; | |
| 320 info->info.x11.display = SDL_Display; | |
| 321 info->info.x11.window = SDL_Window; | |
| 322 if ( SDL_VERSIONNUM(info->version.major, | |
| 323 info->version.minor, | |
| 324 info->version.patch) >= 1002 ) { | |
| 325 info->info.x11.fswindow = FSwindow; | |
| 326 info->info.x11.wmwindow = WMwindow; | |
| 327 } | |
| 328 info->info.x11.lock_func = lock_display; | |
| 329 info->info.x11.unlock_func = unlock_display; | |
| 330 return(1); | |
| 331 } else { | |
| 332 SDL_SetError("Application not compiled with SDL %d.%d\n", | |
| 333 SDL_MAJOR_VERSION, SDL_MINOR_VERSION); | |
| 334 return(-1); | |
| 335 } | |
| 336 } |