Mercurial > sdl-ios-xcode
annotate src/video/wincommon/SDL_sysevents.c @ 145:29a638dc26db
Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
and added a function to cache the application handle so DirectInput
still works properly.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Thu, 09 Aug 2001 12:21:32 +0000 |
| parents | 994ed1d668e7 |
| children | 0e66fd980014 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3 Copyright (C) 1997, 1998, 1999 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 <stdio.h> | |
| 30 #include <windows.h> | |
| 31 | |
| 32 #include "SDL_getenv.h" | |
| 33 #include "SDL_events.h" | |
| 34 #include "SDL_video.h" | |
| 35 #include "SDL_error.h" | |
| 36 #include "SDL_syswm.h" | |
| 37 #include "SDL_sysevents.h" | |
| 38 #include "SDL_events_c.h" | |
| 39 #include "SDL_sysvideo.h" | |
| 40 #include "SDL_lowvideo.h" | |
| 41 #include "SDL_syswm_c.h" | |
| 42 #include "SDL_main.h" | |
| 43 | |
| 44 #ifdef WMMSG_DEBUG | |
| 45 #include "wmmsg.h" | |
| 46 #endif | |
| 47 | |
| 48 #ifdef _WIN32_WCE | |
| 49 #define NO_GETKEYBOARDSTATE | |
| 50 #endif | |
| 51 | |
| 52 /* The window we use for everything... */ | |
| 53 const char *SDL_Appname = NULL; | |
| 54 HINSTANCE SDL_Instance = NULL; | |
| 55 HWND SDL_Window = NULL; | |
| 56 RECT SDL_bounds = {0, 0, 0, 0}; | |
| 57 int SDL_resizing = 0; | |
| 58 int mouse_relative = 0; | |
| 59 int posted = 0; | |
| 60 | |
| 61 | |
| 62 /* Functions called by the message processing function */ | |
| 63 LONG | |
| 64 (*HandleMessage)(_THIS, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)=NULL; | |
| 65 void (*WIN_RealizePalette)(_THIS); | |
| 66 void (*WIN_PaletteChanged)(_THIS, HWND window); | |
| 67 void (*WIN_SwapGamma)(_THIS); | |
| 68 void (*WIN_WinPAINT)(_THIS, HDC hdc); | |
| 69 | |
| 70 #ifdef WM_MOUSELEAVE | |
| 71 /* | |
| 72 Special code to handle mouse leave events - this sucks... | |
| 73 http://support.microsoft.com/support/kb/articles/q183/1/07.asp | |
| 74 | |
| 75 TrackMouseEvent() is only available on Win98 and WinNT. | |
| 76 _TrackMouseEvent() is available on Win95, but isn't yet in the mingw32 | |
| 77 development environment, and only works on systems that have had IE 3.0 | |
| 78 or newer installed on them (which is not the case with the base Win95). | |
| 79 Therefore, we implement our own version of _TrackMouseEvent() which | |
| 80 uses our own implementation if TrackMouseEvent() is not available. | |
| 81 */ | |
| 82 static BOOL (WINAPI *_TrackMouseEvent)(TRACKMOUSEEVENT *ptme) = NULL; | |
| 83 | |
| 84 static VOID CALLBACK | |
| 85 TrackMouseTimerProc(HWND hWnd, UINT uMsg, UINT idEvent, DWORD dwTime) | |
| 86 { | |
| 87 RECT rect; | |
| 88 POINT pt; | |
| 89 | |
| 90 GetClientRect(hWnd, &rect); | |
| 91 MapWindowPoints(hWnd, NULL, (LPPOINT)&rect, 2); | |
| 92 GetCursorPos(&pt); | |
| 93 if ( !PtInRect(&rect, pt) || (WindowFromPoint(pt) != hWnd) ) { | |
| 94 if ( !KillTimer(hWnd, idEvent) ) { | |
| 95 /* Error killing the timer! */ | |
| 96 } | |
| 97 PostMessage(hWnd, WM_MOUSELEAVE, 0, 0); | |
| 98 } | |
| 99 } | |
| 100 static BOOL WINAPI WIN_TrackMouseEvent(TRACKMOUSEEVENT *ptme) | |
| 101 { | |
| 102 if ( ptme->dwFlags == TME_LEAVE ) { | |
| 103 return SetTimer(ptme->hwndTrack, ptme->dwFlags, 100, | |
| 104 (TIMERPROC)TrackMouseTimerProc); | |
| 105 } | |
| 106 return FALSE; | |
| 107 } | |
| 108 #endif /* WM_MOUSELEAVE */ | |
| 109 | |
| 110 /* Function to retrieve the current keyboard modifiers */ | |
| 111 static void WIN_GetKeyboardState(void) | |
| 112 { | |
| 113 #ifndef NO_GETKEYBOARDSTATE | |
| 114 SDLMod state; | |
| 115 BYTE keyboard[256]; | |
| 116 | |
| 117 state = KMOD_NONE; | |
| 118 if ( GetKeyboardState(keyboard) ) { | |
| 119 if ( keyboard[VK_LSHIFT] & 0x80) { | |
| 120 state |= KMOD_LSHIFT; | |
| 121 } | |
| 122 if ( keyboard[VK_RSHIFT] & 0x80) { | |
| 123 state |= KMOD_RSHIFT; | |
| 124 } | |
| 125 if ( keyboard[VK_LCONTROL] & 0x80) { | |
| 126 state |= KMOD_LCTRL; | |
| 127 } | |
| 128 if ( keyboard[VK_RCONTROL] & 0x80) { | |
| 129 state |= KMOD_RCTRL; | |
| 130 } | |
| 131 if ( keyboard[VK_LMENU] & 0x80) { | |
| 132 state |= KMOD_LALT; | |
| 133 } | |
| 134 if ( keyboard[VK_RMENU] & 0x80) { | |
| 135 state |= KMOD_RALT; | |
| 136 } | |
|
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137 if ( keyboard[VK_NUMLOCK] & 0x01) { |
| 0 | 138 state |= KMOD_NUM; |
| 139 } | |
|
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140 if ( keyboard[VK_CAPITAL] & 0x01) { |
| 0 | 141 state |= KMOD_CAPS; |
| 142 } | |
| 143 } | |
| 144 SDL_SetModState(state); | |
| 145 #endif /* !NO_GETKEYBOARDSTATE */ | |
| 146 } | |
| 147 | |
|
145
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Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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148 /* The main Win32 event handler |
|
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Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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149 DJM: This is no longer static as (DX5/DIB)_CreateWindow needs it |
|
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Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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parents:
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150 */ |
|
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Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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151 LONG CALLBACK WinMessage(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) |
| 0 | 152 { |
| 153 SDL_VideoDevice *this = current_video; | |
| 154 static int mouse_pressed = 0; | |
| 155 static int in_window = 0; | |
| 156 #ifdef WMMSG_DEBUG | |
| 157 fprintf(stderr, "Received windows message: "); | |
| 158 if ( msg > MAX_WMMSG ) { | |
| 159 fprintf(stderr, "%d", msg); | |
| 160 } else { | |
| 161 fprintf(stderr, "%s", wmtab[msg]); | |
| 162 } | |
| 163 fprintf(stderr, " -- 0x%X, 0x%X\n", wParam, lParam); | |
| 164 #endif | |
| 165 switch (msg) { | |
| 166 | |
| 167 case WM_ACTIVATE: { | |
| 168 SDL_VideoDevice *this = current_video; | |
| 169 BOOL minimized; | |
| 170 Uint8 appstate; | |
| 171 | |
| 172 minimized = HIWORD(wParam); | |
| 173 if ( !minimized && (LOWORD(wParam) != WA_INACTIVE) ) { | |
| 174 /* Gain the following states */ | |
| 175 appstate = SDL_APPACTIVE|SDL_APPINPUTFOCUS; | |
| 176 if ( this->input_grab != SDL_GRAB_OFF ) { | |
| 177 WIN_GrabInput(this, SDL_GRAB_ON); | |
| 178 } | |
| 179 if ( !(SDL_GetAppState()&SDL_APPINPUTFOCUS) ) { | |
| 180 WIN_SwapGamma(this); | |
| 181 } | |
| 182 posted = SDL_PrivateAppActive(1, appstate); | |
| 183 WIN_GetKeyboardState(); | |
| 184 } else { | |
| 185 /* Lose the following states */ | |
| 186 appstate = SDL_APPINPUTFOCUS; | |
| 187 if ( minimized ) { | |
| 188 appstate |= SDL_APPACTIVE; | |
| 189 } | |
| 190 if ( this->input_grab != SDL_GRAB_OFF ) { | |
| 191 WIN_GrabInput(this, SDL_GRAB_OFF); | |
| 192 } | |
| 193 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 194 WIN_SwapGamma(this); | |
| 195 } | |
| 196 posted = SDL_PrivateAppActive(0, appstate); | |
| 197 } | |
| 198 return(0); | |
| 199 } | |
| 200 break; | |
| 201 | |
| 202 case WM_MOUSEMOVE: { | |
| 203 | |
| 204 /* Mouse is handled by DirectInput when fullscreen */ | |
|
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205 if ( SDL_VideoSurface && ! DINPUT_FULLSCREEN() ) { |
| 0 | 206 Sint16 x, y; |
| 207 | |
| 208 /* mouse has entered the window */ | |
| 209 if ( ! in_window ) { | |
| 210 #ifdef WM_MOUSELEAVE | |
| 211 TRACKMOUSEEVENT tme; | |
| 212 | |
| 213 tme.cbSize = sizeof(tme); | |
| 214 tme.dwFlags = TME_LEAVE; | |
| 215 tme.hwndTrack = SDL_Window; | |
| 216 _TrackMouseEvent(&tme); | |
| 217 #endif /* WM_MOUSELEAVE */ | |
| 218 in_window = TRUE; | |
| 219 | |
| 220 posted = SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS); | |
| 221 } | |
| 222 | |
| 223 /* mouse has moved within the window */ | |
| 224 x = LOWORD(lParam); | |
| 225 y = HIWORD(lParam); | |
| 226 if ( mouse_relative ) { | |
| 227 POINT center; | |
| 228 center.x = (SDL_VideoSurface->w/2); | |
| 229 center.y = (SDL_VideoSurface->h/2); | |
| 230 x -= (Sint16)center.x; | |
| 231 y -= (Sint16)center.y; | |
| 232 if ( x || y ) { | |
| 233 ClientToScreen(SDL_Window, ¢er); | |
| 234 SetCursorPos(center.x, center.y); | |
| 235 posted = SDL_PrivateMouseMotion(0, 1, x, y); | |
| 236 } | |
| 237 } else { | |
| 238 posted = SDL_PrivateMouseMotion(0, 0, x, y); | |
| 239 } | |
| 240 } | |
| 241 } | |
| 242 return(0); | |
| 243 | |
| 244 #ifdef WM_MOUSELEAVE | |
| 245 case WM_MOUSELEAVE: { | |
| 246 | |
| 247 /* Mouse is handled by DirectInput when fullscreen */ | |
|
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248 if ( SDL_VideoSurface && ! DINPUT_FULLSCREEN() ) { |
| 0 | 249 /* mouse has left the window */ |
| 250 /* or */ | |
| 251 /* Elvis has left the building! */ | |
| 252 in_window = FALSE; | |
| 253 posted = SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); | |
| 254 } | |
| 255 } | |
| 256 return(0); | |
| 257 #endif /* WM_MOUSELEAVE */ | |
| 258 | |
| 259 case WM_LBUTTONDOWN: | |
| 260 case WM_LBUTTONUP: | |
| 261 case WM_MBUTTONDOWN: | |
| 262 case WM_MBUTTONUP: | |
| 263 case WM_RBUTTONDOWN: | |
| 264 case WM_RBUTTONUP: { | |
| 265 /* Mouse is handled by DirectInput when fullscreen */ | |
|
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266 if ( SDL_VideoSurface && ! DINPUT_FULLSCREEN() ) { |
| 0 | 267 Sint16 x, y; |
| 268 Uint8 button, state; | |
| 269 | |
|
145
29a638dc26db
Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
61
diff
changeset
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270 /* DJM: |
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parents:
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271 We want the SDL window to take focus so that |
|
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Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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parents:
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272 it acts like a normal windows "component" |
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Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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parents:
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changeset
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273 (e.g. gains keyboard focus on a mouse click). |
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Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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parents:
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274 */ |
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29a638dc26db
Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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parents:
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275 SetFocus(SDL_Window); |
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Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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276 |
| 0 | 277 /* Figure out which button to use */ |
| 278 switch (msg) { | |
| 279 case WM_LBUTTONDOWN: | |
| 280 button = 1; | |
| 281 state = SDL_PRESSED; | |
| 282 break; | |
| 283 case WM_LBUTTONUP: | |
| 284 button = 1; | |
| 285 state = SDL_RELEASED; | |
| 286 break; | |
| 287 case WM_MBUTTONDOWN: | |
| 288 button = 2; | |
| 289 state = SDL_PRESSED; | |
| 290 break; | |
| 291 case WM_MBUTTONUP: | |
| 292 button = 2; | |
| 293 state = SDL_RELEASED; | |
| 294 break; | |
| 295 case WM_RBUTTONDOWN: | |
| 296 button = 3; | |
| 297 state = SDL_PRESSED; | |
| 298 break; | |
| 299 case WM_RBUTTONUP: | |
| 300 button = 3; | |
| 301 state = SDL_RELEASED; | |
| 302 break; | |
| 303 default: | |
| 304 /* Eh? Unknown button? */ | |
| 305 return(0); | |
| 306 } | |
| 307 if ( state == SDL_PRESSED ) { | |
| 308 /* Grab mouse so we get up events */ | |
| 309 if ( ++mouse_pressed > 0 ) { | |
| 310 SetCapture(hwnd); | |
| 311 } | |
| 312 } else { | |
| 313 /* Release mouse after all up events */ | |
| 314 if ( --mouse_pressed <= 0 ) { | |
| 315 ReleaseCapture(); | |
| 316 mouse_pressed = 0; | |
| 317 } | |
| 318 } | |
| 319 if ( mouse_relative ) { | |
| 320 /* RJR: March 28, 2000 | |
| 321 report internal mouse position if in relative mode */ | |
| 322 x = 0; y = 0; | |
| 323 } else { | |
| 324 x = (Sint16)LOWORD(lParam); | |
| 325 y = (Sint16)HIWORD(lParam); | |
| 326 } | |
| 327 posted = SDL_PrivateMouseButton( | |
| 328 state, button, x, y); | |
| 329 } | |
| 330 } | |
| 331 return(0); | |
| 332 | |
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333 |
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334 #if (_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400) |
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335 case WM_MOUSEWHEEL: |
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336 if ( SDL_VideoSurface && ! DINPUT_FULLSCREEN() ) { |
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337 Sint16 x, y; |
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338 Uint8 button = 0; |
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339 int move = (short)HIWORD(wParam); |
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340 if(move > 0) |
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341 button = 4; |
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342 else if(move < 0) |
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343 button = 5; |
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344 if(button) |
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345 { |
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346 if ( mouse_relative ) { |
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347 /* RJR: March 28, 2000 |
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348 report internal mouse position if in relative mode */ |
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349 x = 0; y = 0; |
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350 } else { |
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351 x = (Sint16)LOWORD(lParam); |
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352 y = (Sint16)HIWORD(lParam); |
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353 } |
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354 posted = SDL_PrivateMouseButton( |
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355 SDL_PRESSED, button, x, y); |
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356 } |
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357 } |
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358 return(0); |
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359 #endif |
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360 |
| 0 | 361 #ifdef WM_GETMINMAXINFO |
| 362 /* This message is sent as a way for us to "check" the values | |
| 363 * of a position change. If we don't like it, we can adjust | |
| 364 * the values before they are changed. | |
| 365 */ | |
| 366 case WM_GETMINMAXINFO: { | |
| 367 MINMAXINFO *info; | |
| 368 RECT size; | |
| 369 int x, y; | |
| 370 int width; | |
| 371 int height; | |
| 372 | |
| 373 /* We don't want to clobber an internal resize */ | |
| 374 if ( SDL_resizing ) | |
| 375 return(0); | |
| 376 | |
| 377 /* We allow resizing with the SDL_RESIZABLE flag */ | |
| 378 if ( SDL_PublicSurface && | |
| 379 (SDL_PublicSurface->flags & SDL_RESIZABLE) ) { | |
| 380 return(0); | |
| 381 } | |
| 382 | |
| 383 /* Get the current position of our window */ | |
| 384 GetWindowRect(SDL_Window, &size); | |
| 385 x = size.left; | |
| 386 y = size.top; | |
| 387 | |
| 388 /* Calculate current width and height of our window */ | |
| 389 size.top = 0; | |
| 390 size.left = 0; | |
| 391 if ( SDL_PublicSurface != NULL ) { | |
| 392 size.bottom = SDL_PublicSurface->h; | |
| 393 size.right = SDL_PublicSurface->w; | |
| 394 } else { | |
| 395 size.bottom = 0; | |
| 396 size.right = 0; | |
| 397 } | |
| 398 AdjustWindowRect(&size, GetWindowLong(hwnd, GWL_STYLE), | |
| 399 FALSE); | |
| 400 width = size.right - size.left; | |
| 401 height = size.bottom - size.top; | |
| 402 | |
| 403 /* Fix our size to the current size */ | |
| 404 info = (MINMAXINFO *)lParam; | |
| 405 info->ptMaxSize.x = width; | |
| 406 info->ptMaxSize.y = height; | |
| 407 info->ptMaxPosition.x = x; | |
| 408 info->ptMaxPosition.y = y; | |
| 409 info->ptMinTrackSize.x = width; | |
| 410 info->ptMinTrackSize.y = height; | |
| 411 info->ptMaxTrackSize.x = width; | |
| 412 info->ptMaxTrackSize.y = height; | |
| 413 } | |
| 414 return(0); | |
| 415 #endif /* WM_GETMINMAXINFO */ | |
| 416 | |
| 417 case WM_MOVE: { | |
| 418 SDL_VideoDevice *this = current_video; | |
| 419 | |
| 420 GetClientRect(SDL_Window, &SDL_bounds); | |
| 421 ClientToScreen(SDL_Window, (LPPOINT)&SDL_bounds); | |
| 422 ClientToScreen(SDL_Window, (LPPOINT)&SDL_bounds+1); | |
| 423 if ( this->input_grab != SDL_GRAB_OFF ) { | |
| 424 ClipCursor(&SDL_bounds); | |
| 425 } | |
| 426 } | |
| 427 break; | |
| 428 | |
| 429 case WM_SIZE: { | |
| 430 if ( SDL_PublicSurface && | |
| 431 (SDL_PublicSurface->flags & SDL_RESIZABLE) ) { | |
| 432 SDL_PrivateResize(LOWORD(lParam), HIWORD(lParam)); | |
| 433 } | |
| 434 return(0); | |
| 435 } | |
| 436 break; | |
| 437 | |
| 438 /* We need to set the cursor */ | |
| 439 case WM_SETCURSOR: { | |
| 440 Uint16 hittest; | |
| 441 | |
| 442 hittest = LOWORD(lParam); | |
| 443 if ( hittest == HTCLIENT ) { | |
| 444 SetCursor(SDL_hcursor); | |
| 445 return(TRUE); | |
| 446 } | |
| 447 } | |
| 448 break; | |
| 449 | |
| 450 /* We are about to get palette focus! */ | |
| 451 case WM_QUERYNEWPALETTE: { | |
| 452 WIN_RealizePalette(current_video); | |
| 453 return(TRUE); | |
| 454 } | |
| 455 break; | |
| 456 | |
| 457 /* Another application changed the palette */ | |
| 458 case WM_PALETTECHANGED: { | |
| 459 WIN_PaletteChanged(current_video, (HWND)wParam); | |
| 460 } | |
| 461 break; | |
| 462 | |
| 463 /* We were occluded, refresh our display */ | |
| 464 case WM_PAINT: { | |
| 465 HDC hdc; | |
| 466 PAINTSTRUCT ps; | |
| 467 | |
| 468 hdc = BeginPaint(SDL_Window, &ps); | |
| 469 if ( current_video->screen && | |
| 470 !(current_video->screen->flags & SDL_OPENGL) ) { | |
| 471 WIN_WinPAINT(current_video, hdc); | |
| 472 } | |
| 473 EndPaint(SDL_Window, &ps); | |
| 474 } | |
| 475 return(0); | |
| 476 | |
|
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477 /* DJM: Send an expose event in this case */ |
| 0 | 478 case WM_ERASEBKGND: { |
|
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479 posted = SDL_PrivateExpose(); |
| 0 | 480 } |
|
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481 return(0); |
| 0 | 482 |
| 483 case WM_CLOSE: { | |
| 484 if ( (posted = SDL_PrivateQuit()) ) | |
| 485 PostQuitMessage(0); | |
| 486 } | |
| 487 return(0); | |
| 488 | |
| 489 case WM_DESTROY: { | |
| 490 PostQuitMessage(0); | |
| 491 } | |
| 492 return(0); | |
| 493 | |
| 494 default: { | |
| 495 /* Special handling by the video driver */ | |
| 496 if (HandleMessage) { | |
| 497 return(HandleMessage(current_video, | |
| 498 hwnd, msg, wParam, lParam)); | |
| 499 } | |
| 500 } | |
| 501 break; | |
| 502 } | |
| 503 return(DefWindowProc(hwnd, msg, wParam, lParam)); | |
| 504 } | |
| 505 | |
|
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506 /* Allow the application handle to be stored and retrieved later */ |
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507 static HMODULE SDL_handle = NULL; |
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508 |
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509 void SDL_SetModuleHandle(HMODULE handle) |
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510 { |
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511 SDL_handle = handle; |
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512 } |
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513 HMODULE SDL_GetModuleHandle(void) |
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514 { |
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515 void *handle; |
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516 |
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517 if ( SDL_handle ) { |
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518 handle = SDL_handle; |
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519 } else { |
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520 /* Warning: |
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521 If SDL is built as a DLL, this will return a handle to |
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522 the DLL, not the application, and DirectInput may fail |
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523 to initialize. |
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524 */ |
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525 handle = GetModuleHandle(NULL); |
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526 } |
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527 return(handle); |
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528 } |
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529 |
| 0 | 530 /* This allows the SDL_WINDOWID hack */ |
| 531 const char *SDL_windowid = NULL; | |
| 532 | |
| 533 /* Register the class for this application -- exported for winmain.c */ | |
|
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534 int SDL_RegisterApp(char *name, Uint32 style, HMODULE hInst) |
| 0 | 535 { |
| 536 static int initialized = 0; | |
| 537 WNDCLASS class; | |
| 538 #ifdef WM_MOUSELEAVE | |
| 539 HMODULE handle; | |
| 540 #endif | |
| 541 | |
| 542 /* Only do this once... */ | |
| 543 if ( initialized ) { | |
| 544 return(0); | |
| 545 } | |
| 546 | |
| 547 /* This function needs to be passed the correct process handle | |
|
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548 by the application. |
| 0 | 549 */ |
| 550 if ( ! hInst ) { | |
|
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551 hInst = SDL_GetModuleHandle(); |
| 0 | 552 } |
| 553 | |
| 554 /* Register the application class */ | |
| 555 class.hCursor = NULL; | |
| 556 #ifdef _WIN32_WCE | |
| 557 { | |
| 558 /* WinCE uses the UNICODE version */ | |
|
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559 int nLen = strlen(name)+1; |
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560 LPWSTR lpszW = alloca(nLen*2); |
| 0 | 561 MultiByteToWideChar(CP_ACP, 0, name, -1, lpszW, nLen); |
| 562 class.hIcon = LoadImage(hInst, lpszW, IMAGE_ICON, | |
| 563 0, 0, LR_DEFAULTCOLOR); | |
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564 class.lpszMenuName = NULL; |
| 0 | 565 class.lpszClassName = lpszW; |
| 566 } | |
| 567 #else | |
| 568 class.hIcon = LoadImage(hInst, name, IMAGE_ICON, | |
| 569 0, 0, LR_DEFAULTCOLOR); | |
| 570 class.lpszMenuName = "(none)"; | |
| 571 class.lpszClassName = name; | |
| 572 #endif /* _WIN32_WCE */ | |
| 573 class.hbrBackground = NULL; | |
| 574 class.hInstance = hInst ? hInst : GetModuleHandle(0); | |
| 575 class.style = style; | |
| 576 #ifdef HAVE_OPENGL | |
| 577 class.style |= CS_OWNDC; | |
| 578 #endif | |
| 579 class.lpfnWndProc = WinMessage; | |
| 580 class.cbWndExtra = 0; | |
| 581 class.cbClsExtra = 0; | |
| 582 if ( ! RegisterClass(&class) ) { | |
| 583 SDL_SetError("Couldn't register application class"); | |
| 584 return(-1); | |
| 585 } | |
| 586 SDL_Appname = name; | |
| 587 SDL_Instance = hInst; | |
| 588 | |
| 589 #ifdef WM_MOUSELEAVE | |
| 590 /* Get the version of TrackMouseEvent() we use */ | |
| 591 _TrackMouseEvent = NULL; | |
| 592 handle = GetModuleHandle("USER32.DLL"); | |
| 593 if ( handle ) { | |
| 594 _TrackMouseEvent = (BOOL (WINAPI *)(TRACKMOUSEEVENT *))GetProcAddress(handle, "TrackMouseEvent"); | |
| 595 } | |
| 596 if ( _TrackMouseEvent == NULL ) { | |
| 597 _TrackMouseEvent = WIN_TrackMouseEvent; | |
| 598 } | |
| 599 #endif /* WM_MOUSELEAVE */ | |
| 600 | |
| 601 /* Check for SDL_WINDOWID hack */ | |
| 602 SDL_windowid = getenv("SDL_WINDOWID"); | |
| 603 | |
| 604 initialized = 1; | |
| 605 return(0); | |
| 606 } | |
| 607 |