Mercurial > sdl-ios-xcode
annotate src/video/wincommon/SDL_syswm.c @ 1384:6fd39b50dd91
build fixes for IRIX 6.5 - dynamic X11 loading works! :)
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 20 Feb 2006 08:49:00 +0000 |
| parents | 19418e4422cb |
| children | d910939febfa |
| 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 | |
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23 #include "SDL_windows.h" |
| 0 | 24 |
| 25 #include "SDL_version.h" | |
| 26 #include "SDL_video.h" | |
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27 #include "SDL_loadso.h" |
| 0 | 28 #include "SDL_syswm.h" |
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29 #include "../SDL_pixels_c.h" |
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30 #include "../SDL_cursor_c.h" |
| 0 | 31 #include "SDL_syswm_c.h" |
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32 #include "SDL_wingl_c.h" |
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33 |
| 0 | 34 |
| 35 #ifdef _WIN32_WCE | |
| 36 #define DISABLE_ICON_SUPPORT | |
| 37 #endif | |
| 38 | |
| 39 /* The screen icon -- needs to be freed on SDL_VideoQuit() */ | |
| 40 HICON screen_icn = NULL; | |
| 41 | |
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42 #ifdef _WIN32_WCE |
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43 |
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44 BOOL (WINAPI *CoreCatchInput)(int flag) = NULL; |
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45 int input_catched = 0; |
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46 HINSTANCE coredll = NULL; |
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47 |
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48 // the same API call that gx.dll does to catch the input |
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49 void LoadInputCatchFunc() |
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50 { |
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51 coredll = SDL_LoadObject("coredll.dll"); |
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52 if( coredll ) |
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53 { |
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54 CoreCatchInput = (int (WINAPI *)(int)) GetProcAddress(coredll, (const unsigned short *) 1453); |
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55 } |
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56 } |
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57 |
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58 #endif |
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59 |
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60 |
| 0 | 61 /* Win32 icon mask semantics are different from those of SDL: |
| 62 SDL applies the mask to the icon and copies result to desktop. | |
| 63 Win32 applies the mask to the desktop and XORs the icon on. | |
| 64 This means that the SDL mask needs to be applied to the icon and | |
| 65 then inverted and passed to Win32. | |
| 66 */ | |
| 67 void WIN_SetWMIcon(_THIS, SDL_Surface *icon, Uint8 *mask) | |
| 68 { | |
| 69 #ifdef DISABLE_ICON_SUPPORT | |
| 70 return; | |
| 71 #else | |
| 72 SDL_Palette *pal_256; | |
| 73 SDL_Surface *icon_256; | |
| 74 Uint8 *pdata, *pwin32; | |
| 75 Uint8 *mdata, *mwin32, m = 0; | |
| 76 int icon_len; | |
| 77 int icon_plen; | |
| 78 int icon_mlen; | |
| 79 int icon_pitch; | |
| 80 int mask_pitch; | |
| 81 SDL_Rect bounds; | |
| 82 int i, skip; | |
| 83 int row, col; | |
| 84 struct /* quasi-BMP format */ Win32Icon { | |
| 85 Uint32 biSize; | |
| 86 Sint32 biWidth; | |
| 87 Sint32 biHeight; | |
| 88 Uint16 biPlanes; | |
| 89 Uint16 biBitCount; | |
| 90 Uint32 biCompression; | |
| 91 Uint32 biSizeImage; | |
| 92 Sint32 biXPelsPerMeter; | |
| 93 Sint32 biYPelsPerMeter; | |
| 94 Uint32 biClrUsed; | |
| 95 Uint32 biClrImportant; | |
| 96 struct /* RGBQUAD -- note it's BGR ordered */ { | |
| 97 Uint8 rgbBlue; | |
| 98 Uint8 rgbGreen; | |
| 99 Uint8 rgbRed; | |
| 100 Uint8 rgbReserved; | |
| 101 } biColors[256]; | |
| 102 /* Pixels: | |
| 103 Uint8 pixels[] | |
| 104 */ | |
| 105 /* Mask: | |
| 106 Uint8 mask[] | |
| 107 */ | |
| 108 } *icon_win32; | |
| 109 | |
| 110 /* Allocate the win32 bmp icon and set everything to zero */ | |
| 111 icon_pitch = ((icon->w+3)&~3); | |
| 112 mask_pitch = ((icon->w+7)/8); | |
| 113 icon_plen = icon->h*icon_pitch; | |
| 114 icon_mlen = icon->h*mask_pitch; | |
| 115 icon_len = sizeof(*icon_win32)+icon_plen+icon_mlen; | |
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116 icon_win32 = (struct Win32Icon *)SDL_stack_alloc(Uint8, icon_len); |
| 0 | 117 if ( icon_win32 == NULL ) { |
| 118 return; | |
| 119 } | |
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120 SDL_memset(icon_win32, 0, icon_len); |
| 0 | 121 |
| 122 /* Set the basic BMP parameters */ | |
| 123 icon_win32->biSize = sizeof(*icon_win32)-sizeof(icon_win32->biColors); | |
| 124 icon_win32->biWidth = icon->w; | |
| 125 icon_win32->biHeight = icon->h*2; | |
| 126 icon_win32->biPlanes = 1; | |
| 127 icon_win32->biBitCount = 8; | |
| 128 icon_win32->biSizeImage = icon_plen+icon_mlen; | |
| 129 | |
| 130 /* Allocate a standard 256 color icon surface */ | |
| 131 icon_256 = SDL_CreateRGBSurface(SDL_SWSURFACE, icon->w, icon->h, | |
| 132 icon_win32->biBitCount, 0, 0, 0, 0); | |
| 133 if ( icon_256 == NULL ) { | |
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134 SDL_stack_free(icon_win32); |
| 0 | 135 return; |
| 136 } | |
| 137 pal_256 = icon_256->format->palette; | |
| 138 if (icon->format->palette && | |
| 139 (icon->format->BitsPerPixel == icon_256->format->BitsPerPixel)){ | |
| 140 Uint8 black; | |
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141 SDL_memcpy(pal_256->colors, icon->format->palette->colors, |
| 0 | 142 pal_256->ncolors*sizeof(SDL_Color)); |
| 143 /* Make sure that 0 is black! */ | |
| 144 black = SDL_FindColor(pal_256, 0x00, 0x00, 0x00); | |
| 145 pal_256->colors[black] = pal_256->colors[0]; | |
| 146 pal_256->colors[0].r = 0x00; | |
| 147 pal_256->colors[0].g = 0x00; | |
| 148 pal_256->colors[0].b = 0x00; | |
| 149 } else { | |
| 150 SDL_DitherColors(pal_256->colors, | |
| 151 icon_256->format->BitsPerPixel); | |
| 152 } | |
| 153 | |
| 154 /* Now copy color data to the icon BMP */ | |
| 155 for ( i=0; i<(1<<icon_win32->biBitCount); ++i ) { | |
| 156 icon_win32->biColors[i].rgbRed = pal_256->colors[i].r; | |
| 157 icon_win32->biColors[i].rgbGreen = pal_256->colors[i].g; | |
| 158 icon_win32->biColors[i].rgbBlue = pal_256->colors[i].b; | |
| 159 } | |
| 160 | |
| 161 /* Convert icon to a standard surface format. This may not always | |
| 162 be necessary, as Windows supports a variety of BMP formats, but | |
| 163 it greatly simplifies our code. | |
| 164 */ | |
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165 bounds.x = 0; |
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166 bounds.y = 0; |
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167 bounds.w = icon->w; |
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168 bounds.h = icon->h; |
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169 if ( SDL_LowerBlit(icon, &bounds, icon_256, &bounds) < 0 ) { |
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170 SDL_stack_free(icon_win32); |
| 0 | 171 SDL_FreeSurface(icon_256); |
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172 return; |
| 0 | 173 } |
| 174 | |
| 175 /* Copy pixels upside-down to icon BMP, masked with the icon mask */ | |
| 176 if ( SDL_MUSTLOCK(icon_256) || (icon_256->pitch != icon_pitch) ) { | |
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177 SDL_stack_free(icon_win32); |
| 0 | 178 SDL_FreeSurface(icon_256); |
| 179 SDL_SetError("Warning: Unexpected icon_256 characteristics"); | |
| 180 return; | |
| 181 } | |
| 182 pdata = (Uint8 *)icon_256->pixels; | |
| 183 mdata = mask; | |
| 184 pwin32 = (Uint8 *)icon_win32+sizeof(*icon_win32)+icon_plen-icon_pitch; | |
| 185 skip = icon_pitch - icon->w; | |
| 186 for ( row=0; row<icon->h; ++row ) { | |
| 187 for ( col=0; col<icon->w; ++col ) { | |
| 188 if ( (col%8) == 0 ) { | |
| 189 m = *mdata++; | |
| 190 } | |
| 191 if ( (m&0x80) != 0x00 ) { | |
| 192 *pwin32 = *pdata; | |
| 193 } | |
| 194 m <<= 1; | |
| 195 ++pdata; | |
| 196 ++pwin32; | |
| 197 } | |
| 198 pdata += skip; | |
| 199 pwin32 += skip; | |
| 200 pwin32 -= 2*icon_pitch; | |
| 201 } | |
| 202 SDL_FreeSurface(icon_256); | |
| 203 | |
| 204 /* Copy mask inverted and upside-down to icon BMP */ | |
| 205 mdata = mask; | |
| 206 mwin32 = (Uint8 *)icon_win32 | |
| 207 +sizeof(*icon_win32)+icon_plen+icon_mlen-mask_pitch; | |
| 208 for ( row=0; row<icon->h; ++row ) { | |
| 209 for ( col=0; col<mask_pitch; ++col ) { | |
| 210 *mwin32++ = ~*mdata++; | |
| 211 } | |
| 212 mwin32 -= 2*mask_pitch; | |
| 213 } | |
| 214 | |
| 215 /* Finally, create the icon handle and set the window icon */ | |
| 216 screen_icn = CreateIconFromResourceEx((Uint8 *)icon_win32, icon_len, | |
| 217 TRUE, 0x00030000, icon->w, icon->h, LR_DEFAULTCOLOR); | |
| 218 if ( screen_icn == NULL ) { | |
| 219 SDL_SetError("Couldn't create Win32 icon handle"); | |
| 220 } else { | |
| 221 SetClassLong(SDL_Window, GCL_HICON, (LONG)screen_icn); | |
| 222 } | |
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223 SDL_stack_free(icon_win32); |
| 0 | 224 #endif /* DISABLE_ICON_SUPPORT */ |
| 225 } | |
| 226 | |
| 227 void WIN_SetWMCaption(_THIS, const char *title, const char *icon) | |
| 228 { | |
| 229 #ifdef _WIN32_WCE | |
| 230 /* WinCE uses the UNICODE version */ | |
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231 int nLen = SDL_strlen(title)+1; |
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232 LPWSTR lpszW = alloca(nLen*2); |
| 0 | 233 MultiByteToWideChar(CP_ACP, 0, title, -1, lpszW, nLen); |
| 234 SetWindowText(SDL_Window, lpszW); | |
| 235 #else | |
| 236 SetWindowText(SDL_Window, title); | |
| 237 #endif | |
| 238 } | |
| 239 | |
| 240 int WIN_IconifyWindow(_THIS) | |
| 241 { | |
| 242 ShowWindow(SDL_Window, SW_MINIMIZE); | |
| 243 return(1); | |
| 244 } | |
| 245 | |
| 246 SDL_GrabMode WIN_GrabInput(_THIS, SDL_GrabMode mode) | |
| 247 { | |
| 248 if ( mode == SDL_GRAB_OFF ) { | |
| 249 ClipCursor(NULL); | |
| 250 if ( !(SDL_cursorstate & CURSOR_VISIBLE) ) { | |
| 251 /* RJR: March 28, 2000 | |
| 252 must be leaving relative mode, move mouse from | |
| 253 center of window to where it belongs ... */ | |
| 254 POINT pt; | |
| 255 int x, y; | |
| 256 SDL_GetMouseState(&x,&y); | |
| 257 pt.x = x; | |
| 258 pt.y = y; | |
| 259 ClientToScreen(SDL_Window, &pt); | |
| 260 SetCursorPos(pt.x,pt.y); | |
| 261 } | |
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262 #ifdef _WIN32_WCE |
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263 if( input_catched ) |
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264 { |
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265 if( !CoreCatchInput ) LoadInputCatchFunc(); |
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266 |
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267 if( CoreCatchInput ) |
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268 CoreCatchInput(0); |
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269 } |
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270 #endif |
| 0 | 271 } else { |
| 272 ClipCursor(&SDL_bounds); | |
| 273 if ( !(SDL_cursorstate & CURSOR_VISIBLE) ) { | |
| 274 /* RJR: March 28, 2000 | |
| 275 must be entering relative mode, get ready by | |
| 276 moving mouse to center of window ... */ | |
| 277 POINT pt; | |
| 278 pt.x = (SDL_VideoSurface->w/2); | |
| 279 pt.y = (SDL_VideoSurface->h/2); | |
| 280 ClientToScreen(SDL_Window, &pt); | |
| 281 SetCursorPos(pt.x, pt.y); | |
| 282 } | |
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283 #ifdef _WIN32_WCE |
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284 if( !input_catched ) |
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285 { |
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286 if( !CoreCatchInput ) LoadInputCatchFunc(); |
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287 |
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288 if( CoreCatchInput ) |
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289 CoreCatchInput(1); |
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290 } |
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291 #endif |
| 0 | 292 } |
| 293 return(mode); | |
| 294 } | |
| 295 | |
| 296 /* If 'info' is the right version, this function fills it and returns 1. | |
| 297 Otherwise, in case of a version mismatch, it returns -1. | |
| 298 */ | |
| 299 int WIN_GetWMInfo(_THIS, SDL_SysWMinfo *info) | |
| 300 { | |
| 301 if ( info->version.major <= SDL_MAJOR_VERSION ) { | |
| 302 info->window = SDL_Window; | |
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303 if ( SDL_VERSIONNUM(info->version.major, |
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304 info->version.minor, |
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305 info->version.patch) >= |
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306 SDL_VERSIONNUM(1, 2, 5) ) { |
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307 #if SDL_VIDEO_OPENGL |
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308 info->hglrc = GL_hrc; |
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309 #else |
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310 info->hglrc = NULL; |
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311 #endif |
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312 } |
| 0 | 313 return(1); |
| 314 } else { | |
| 315 SDL_SetError("Application not compiled with SDL %d.%d\n", | |
| 316 SDL_MAJOR_VERSION, SDL_MINOR_VERSION); | |
| 317 return(-1); | |
| 318 } | |
| 319 } |