diff options
Diffstat (limited to 'apps/plugins/sdl/src/video/wincommon/SDL_syswm.c')
-rw-r--r-- | apps/plugins/sdl/src/video/wincommon/SDL_syswm.c | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/apps/plugins/sdl/src/video/wincommon/SDL_syswm.c b/apps/plugins/sdl/src/video/wincommon/SDL_syswm.c new file mode 100644 index 0000000000..504d95d2c6 --- /dev/null +++ b/apps/plugins/sdl/src/video/wincommon/SDL_syswm.c | |||
@@ -0,0 +1,297 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 Sam Lantinga | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Lesser General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2.1 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 | Lesser General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Lesser General Public | ||
16 | License along with this library; if not, write to the Free Software | ||
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
18 | |||
19 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | #define WIN32_LEAN_AND_MEAN | ||
25 | #include <windows.h> | ||
26 | |||
27 | #include "SDL_version.h" | ||
28 | #include "SDL_video.h" | ||
29 | #include "SDL_loadso.h" | ||
30 | #include "SDL_syswm.h" | ||
31 | #include "../SDL_pixels_c.h" | ||
32 | #include "../SDL_cursor_c.h" | ||
33 | #include "SDL_syswm_c.h" | ||
34 | #include "SDL_wingl_c.h" | ||
35 | |||
36 | |||
37 | #ifdef _WIN32_WCE | ||
38 | #define DISABLE_ICON_SUPPORT | ||
39 | #endif | ||
40 | |||
41 | /* The screen icon -- needs to be freed on SDL_VideoQuit() */ | ||
42 | HICON screen_icn = NULL; | ||
43 | |||
44 | /* Win32 icon mask semantics are different from those of SDL: | ||
45 | SDL applies the mask to the icon and copies result to desktop. | ||
46 | Win32 applies the mask to the desktop and XORs the icon on. | ||
47 | This means that the SDL mask needs to be applied to the icon and | ||
48 | then inverted and passed to Win32. | ||
49 | */ | ||
50 | void WIN_SetWMIcon(_THIS, SDL_Surface *icon, Uint8 *mask) | ||
51 | { | ||
52 | #ifdef DISABLE_ICON_SUPPORT | ||
53 | return; | ||
54 | #else | ||
55 | SDL_Palette *pal_256; | ||
56 | SDL_Surface *icon_256; | ||
57 | Uint8 *pdata, *pwin32; | ||
58 | Uint8 *mdata, *mwin32, m = 0; | ||
59 | int icon_len; | ||
60 | int icon_plen; | ||
61 | int icon_mlen; | ||
62 | int icon_pitch; | ||
63 | int mask_pitch; | ||
64 | SDL_Rect bounds; | ||
65 | int i, skip; | ||
66 | int row, col; | ||
67 | struct /* quasi-BMP format */ Win32Icon { | ||
68 | Uint32 biSize; | ||
69 | Sint32 biWidth; | ||
70 | Sint32 biHeight; | ||
71 | Uint16 biPlanes; | ||
72 | Uint16 biBitCount; | ||
73 | Uint32 biCompression; | ||
74 | Uint32 biSizeImage; | ||
75 | Sint32 biXPelsPerMeter; | ||
76 | Sint32 biYPelsPerMeter; | ||
77 | Uint32 biClrUsed; | ||
78 | Uint32 biClrImportant; | ||
79 | struct /* RGBQUAD -- note it's BGR ordered */ { | ||
80 | Uint8 rgbBlue; | ||
81 | Uint8 rgbGreen; | ||
82 | Uint8 rgbRed; | ||
83 | Uint8 rgbReserved; | ||
84 | } biColors[256]; | ||
85 | /* Pixels: | ||
86 | Uint8 pixels[] | ||
87 | */ | ||
88 | /* Mask: | ||
89 | Uint8 mask[] | ||
90 | */ | ||
91 | } *icon_win32; | ||
92 | |||
93 | /* Allocate the win32 bmp icon and set everything to zero */ | ||
94 | icon_pitch = ((icon->w+3)&~3); | ||
95 | mask_pitch = ((icon->w+7)/8); | ||
96 | icon_plen = icon->h*icon_pitch; | ||
97 | icon_mlen = icon->h*mask_pitch; | ||
98 | icon_len = sizeof(*icon_win32)+icon_plen+icon_mlen; | ||
99 | icon_win32 = (struct Win32Icon *)SDL_stack_alloc(Uint8, icon_len); | ||
100 | if ( icon_win32 == NULL ) { | ||
101 | return; | ||
102 | } | ||
103 | SDL_memset(icon_win32, 0, icon_len); | ||
104 | |||
105 | /* Set the basic BMP parameters */ | ||
106 | icon_win32->biSize = sizeof(*icon_win32)-sizeof(icon_win32->biColors); | ||
107 | icon_win32->biWidth = icon->w; | ||
108 | icon_win32->biHeight = icon->h*2; | ||
109 | icon_win32->biPlanes = 1; | ||
110 | icon_win32->biBitCount = 8; | ||
111 | icon_win32->biSizeImage = icon_plen+icon_mlen; | ||
112 | |||
113 | /* Allocate a standard 256 color icon surface */ | ||
114 | icon_256 = SDL_CreateRGBSurface(SDL_SWSURFACE, icon->w, icon->h, | ||
115 | icon_win32->biBitCount, 0, 0, 0, 0); | ||
116 | if ( icon_256 == NULL ) { | ||
117 | SDL_stack_free(icon_win32); | ||
118 | return; | ||
119 | } | ||
120 | pal_256 = icon_256->format->palette; | ||
121 | if (icon->format->palette && | ||
122 | (icon->format->BitsPerPixel == icon_256->format->BitsPerPixel)){ | ||
123 | Uint8 black; | ||
124 | SDL_memcpy(pal_256->colors, icon->format->palette->colors, | ||
125 | pal_256->ncolors*sizeof(SDL_Color)); | ||
126 | /* Make sure that 0 is black! */ | ||
127 | black = SDL_FindColor(pal_256, 0x00, 0x00, 0x00); | ||
128 | pal_256->colors[black] = pal_256->colors[0]; | ||
129 | pal_256->colors[0].r = 0x00; | ||
130 | pal_256->colors[0].g = 0x00; | ||
131 | pal_256->colors[0].b = 0x00; | ||
132 | } else { | ||
133 | SDL_DitherColors(pal_256->colors, | ||
134 | icon_256->format->BitsPerPixel); | ||
135 | } | ||
136 | |||
137 | /* Now copy color data to the icon BMP */ | ||
138 | for ( i=0; i<(1<<icon_win32->biBitCount); ++i ) { | ||
139 | icon_win32->biColors[i].rgbRed = pal_256->colors[i].r; | ||
140 | icon_win32->biColors[i].rgbGreen = pal_256->colors[i].g; | ||
141 | icon_win32->biColors[i].rgbBlue = pal_256->colors[i].b; | ||
142 | } | ||
143 | |||
144 | /* Convert icon to a standard surface format. This may not always | ||
145 | be necessary, as Windows supports a variety of BMP formats, but | ||
146 | it greatly simplifies our code. | ||
147 | */ | ||
148 | bounds.x = 0; | ||
149 | bounds.y = 0; | ||
150 | bounds.w = icon->w; | ||
151 | bounds.h = icon->h; | ||
152 | if ( SDL_LowerBlit(icon, &bounds, icon_256, &bounds) < 0 ) { | ||
153 | SDL_stack_free(icon_win32); | ||
154 | SDL_FreeSurface(icon_256); | ||
155 | return; | ||
156 | } | ||
157 | |||
158 | /* Copy pixels upside-down to icon BMP, masked with the icon mask */ | ||
159 | if ( SDL_MUSTLOCK(icon_256) || (icon_256->pitch != icon_pitch) ) { | ||
160 | SDL_stack_free(icon_win32); | ||
161 | SDL_FreeSurface(icon_256); | ||
162 | SDL_SetError("Warning: Unexpected icon_256 characteristics"); | ||
163 | return; | ||
164 | } | ||
165 | pdata = (Uint8 *)icon_256->pixels; | ||
166 | mdata = mask; | ||
167 | pwin32 = (Uint8 *)icon_win32+sizeof(*icon_win32)+icon_plen-icon_pitch; | ||
168 | skip = icon_pitch - icon->w; | ||
169 | for ( row=0; row<icon->h; ++row ) { | ||
170 | for ( col=0; col<icon->w; ++col ) { | ||
171 | if ( (col%8) == 0 ) { | ||
172 | m = *mdata++; | ||
173 | } | ||
174 | if ( (m&0x80) != 0x00 ) { | ||
175 | *pwin32 = *pdata; | ||
176 | } | ||
177 | m <<= 1; | ||
178 | ++pdata; | ||
179 | ++pwin32; | ||
180 | } | ||
181 | pdata += skip; | ||
182 | pwin32 += skip; | ||
183 | pwin32 -= 2*icon_pitch; | ||
184 | } | ||
185 | SDL_FreeSurface(icon_256); | ||
186 | |||
187 | /* Copy mask inverted and upside-down to icon BMP */ | ||
188 | mdata = mask; | ||
189 | mwin32 = (Uint8 *)icon_win32 | ||
190 | +sizeof(*icon_win32)+icon_plen+icon_mlen-mask_pitch; | ||
191 | for ( row=0; row<icon->h; ++row ) { | ||
192 | for ( col=0; col<mask_pitch; ++col ) { | ||
193 | *mwin32++ = ~*mdata++; | ||
194 | } | ||
195 | mwin32 -= 2*mask_pitch; | ||
196 | } | ||
197 | |||
198 | /* Finally, create the icon handle and set the window icon */ | ||
199 | screen_icn = CreateIconFromResourceEx((Uint8 *)icon_win32, icon_len, | ||
200 | TRUE, 0x00030000, icon->w, icon->h, LR_DEFAULTCOLOR); | ||
201 | if ( screen_icn == NULL ) { | ||
202 | SDL_SetError("Couldn't create Win32 icon handle"); | ||
203 | } else { | ||
204 | SetClassLongPtr(SDL_Window, GCLP_HICON, (LONG_PTR)screen_icn); | ||
205 | } | ||
206 | SDL_stack_free(icon_win32); | ||
207 | #endif /* DISABLE_ICON_SUPPORT */ | ||
208 | } | ||
209 | |||
210 | typedef BOOL (WINAPI *PtrSetWindowTextW)(HWND hWnd, LPCWSTR lpString); | ||
211 | |||
212 | void WIN_SetWMCaption(_THIS, const char *title, const char *icon) | ||
213 | { | ||
214 | #ifdef _WIN32_WCE | ||
215 | /* WinCE uses the UNICODE version */ | ||
216 | LPWSTR lpszW = SDL_iconv_utf8_ucs2((char *)title); | ||
217 | SetWindowText(SDL_Window, lpszW); | ||
218 | SDL_free(lpszW); | ||
219 | #else | ||
220 | Uint16 *lpsz = SDL_iconv_utf8_ucs2(title); | ||
221 | size_t len = WideCharToMultiByte(CP_ACP, 0, lpsz, -1, NULL, 0, NULL, NULL); | ||
222 | char *cvt = SDL_stack_alloc(char, len + 1); | ||
223 | WideCharToMultiByte(CP_ACP, 0, lpsz, -1, cvt, len, NULL, NULL); | ||
224 | SetWindowText(SDL_Window, cvt); | ||
225 | SDL_stack_free(cvt); | ||
226 | SDL_free(lpsz); | ||
227 | #endif | ||
228 | } | ||
229 | |||
230 | int WIN_IconifyWindow(_THIS) | ||
231 | { | ||
232 | ShowWindow(SDL_Window, SW_MINIMIZE); | ||
233 | return(1); | ||
234 | } | ||
235 | |||
236 | SDL_GrabMode WIN_GrabInput(_THIS, SDL_GrabMode mode) | ||
237 | { | ||
238 | if ( mode == SDL_GRAB_OFF ) { | ||
239 | ClipCursor(NULL); | ||
240 | if ( !(SDL_cursorstate & CURSOR_VISIBLE) ) { | ||
241 | /* RJR: March 28, 2000 | ||
242 | must be leaving relative mode, move mouse from | ||
243 | center of window to where it belongs ... */ | ||
244 | POINT pt; | ||
245 | int x, y; | ||
246 | SDL_GetMouseState(&x,&y); | ||
247 | pt.x = x; | ||
248 | pt.y = y; | ||
249 | ClientToScreen(SDL_Window, &pt); | ||
250 | SetCursorPos(pt.x,pt.y); | ||
251 | } | ||
252 | #ifdef _WIN32_WCE | ||
253 | AllKeys(0); | ||
254 | #endif | ||
255 | } else { | ||
256 | ClipCursor(&SDL_bounds); | ||
257 | if ( !(SDL_cursorstate & CURSOR_VISIBLE) ) { | ||
258 | /* RJR: March 28, 2000 | ||
259 | must be entering relative mode, get ready by | ||
260 | moving mouse to center of window ... */ | ||
261 | POINT pt; | ||
262 | pt.x = (SDL_VideoSurface->w/2); | ||
263 | pt.y = (SDL_VideoSurface->h/2); | ||
264 | ClientToScreen(SDL_Window, &pt); | ||
265 | SetCursorPos(pt.x, pt.y); | ||
266 | } | ||
267 | #ifdef _WIN32_WCE | ||
268 | AllKeys(1); | ||
269 | #endif | ||
270 | } | ||
271 | return(mode); | ||
272 | } | ||
273 | |||
274 | /* If 'info' is the right version, this function fills it and returns 1. | ||
275 | Otherwise, in case of a version mismatch, it returns -1. | ||
276 | */ | ||
277 | int WIN_GetWMInfo(_THIS, SDL_SysWMinfo *info) | ||
278 | { | ||
279 | if ( info->version.major <= SDL_MAJOR_VERSION ) { | ||
280 | info->window = SDL_Window; | ||
281 | if ( SDL_VERSIONNUM(info->version.major, | ||
282 | info->version.minor, | ||
283 | info->version.patch) >= | ||
284 | SDL_VERSIONNUM(1, 2, 5) ) { | ||
285 | #if SDL_VIDEO_OPENGL | ||
286 | info->hglrc = GL_hrc; | ||
287 | #else | ||
288 | info->hglrc = NULL; | ||
289 | #endif | ||
290 | } | ||
291 | return(1); | ||
292 | } else { | ||
293 | SDL_SetError("Application not compiled with SDL %d.%d\n", | ||
294 | SDL_MAJOR_VERSION, SDL_MINOR_VERSION); | ||
295 | return(-1); | ||
296 | } | ||
297 | } | ||