1/* 2 SDL - Simple DirectMedia Layer 3 Copyright (C) 1997-2006 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_main.h" 28#include "SDL_events.h" 29#include "SDL_syswm.h" 30#include "../../events/SDL_sysevents.h" 31#include "../../events/SDL_events_c.h" 32#include "../wincommon/SDL_lowvideo.h" 33#include "SDL_dibvideo.h" 34#include "SDL_vkeys.h" 35 36#ifndef WM_APP 37#define WM_APP 0x8000 38#endif 39 40#ifdef _WIN32_WCE 41#define NO_GETKEYBOARDSTATE 42#endif 43 44/* The translation table from a Microsoft VK keysym to a SDL keysym */ 45static SDLKey VK_keymap[SDLK_LAST]; 46static SDL_keysym *TranslateKey(WPARAM vkey, UINT scancode, SDL_keysym *keysym, int pressed); 47 48/* Masks for processing the windows KEYDOWN and KEYUP messages */ 49#define REPEATED_KEYMASK (1<<30) 50#define EXTENDED_KEYMASK (1<<24) 51 52/* DJM: If the user setup the window for us, we want to save his window proc, 53 and give him a chance to handle some messages. */ 54#ifdef STRICT 55#define WNDPROCTYPE WNDPROC 56#else 57#define WNDPROCTYPE FARPROC 58#endif 59static WNDPROCTYPE userWindowProc = NULL; 60 61 62#ifdef _WIN32_WCE 63 64WPARAM rotateKey(WPARAM key,SDL_ScreenOrientation direction) 65{ 66 if (direction != SDL_ORIENTATION_LEFT) 67 return key; 68 69 switch (key) { 70 case 0x26: /* up */ 71 return 0x27; 72 case 0x27: /* right */ 73 return 0x28; 74 case 0x28: /* down */ 75 return 0x25; 76 case 0x25: /* left */ 77 return 0x26; 78 } 79 80 return key; 81} 82 83#endif 84 85 86/* The main Win32 event handler */ 87LRESULT DIB_HandleMessage(_THIS, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) 88{ 89 extern int posted; 90 91 switch (msg) { 92 case WM_SYSKEYDOWN: 93 case WM_KEYDOWN: { 94 SDL_keysym keysym; 95 96#ifdef _WIN32_WCE 97 // Drop GAPI artefacts 98 if (wParam == 0x84 || wParam == 0x5B) 99 return 0; 100 101 // Rotate key if necessary 102 if (this->hidden->orientation != SDL_ORIENTATION_UP) 103 wParam = rotateKey(wParam, this->hidden->orientation); 104#endif 105 /* Ignore repeated keys */ 106 if ( lParam&REPEATED_KEYMASK ) { 107 return(0); 108 } 109 switch (wParam) { 110 case VK_CONTROL: 111 if ( lParam&EXTENDED_KEYMASK ) 112 wParam = VK_RCONTROL; 113 else 114 wParam = VK_LCONTROL; 115 break; 116 case VK_SHIFT: 117 /* EXTENDED trick doesn't work here */ 118 { 119 Uint8 *state = SDL_GetKeyState(NULL); 120 if (state[SDLK_LSHIFT] == SDL_RELEASED && (GetKeyState(VK_LSHIFT) & 0x8000)) { 121 wParam = VK_LSHIFT; 122 } else if (state[SDLK_RSHIFT] == SDL_RELEASED && (GetKeyState(VK_RSHIFT) & 0x8000)) { 123 wParam = VK_RSHIFT; 124 } else { 125 /* Win9x */ 126 int sc = HIWORD(lParam) & 0xFF; 127 128 if (sc == 0x2A) 129 wParam = VK_LSHIFT; 130 else 131 if (sc == 0x36) 132 wParam = VK_RSHIFT; 133 else 134 wParam = VK_LSHIFT; 135 } 136 } 137 break; 138 case VK_MENU: 139 if ( lParam&EXTENDED_KEYMASK ) 140 wParam = VK_RMENU; 141 else 142 wParam = VK_LMENU; 143 break; 144 } 145#ifdef NO_GETKEYBOARDSTATE 146 /* this is the workaround for the missing ToAscii() and ToUnicode() in CE (not necessary at KEYUP!) */ 147 if ( SDL_TranslateUNICODE ) { 148 MSG m; 149 150 m.hwnd = hwnd; 151 m.message = msg; 152 m.wParam = wParam; 153 m.lParam = lParam; 154 m.time = 0; 155 if ( TranslateMessage(&m) && PeekMessage(&m, hwnd, 0, WM_USER, PM_NOREMOVE) && (m.message == WM_CHAR) ) { 156 GetMessage(&m, hwnd, 0, WM_USER); 157 wParam = m.wParam; 158 } 159 } 160#endif /* NO_GETKEYBOARDSTATE */ 161 posted = SDL_PrivateKeyboard(SDL_PRESSED, 162 TranslateKey(wParam,HIWORD(lParam),&keysym,1)); 163 } 164 return(0); 165 166 case WM_SYSKEYUP: 167 case WM_KEYUP: { 168 SDL_keysym keysym; 169 170#ifdef _WIN32_WCE 171 // Drop GAPI artifacts 172 if (wParam == 0x84 || wParam == 0x5B) 173 return 0; 174 175 // Rotate key if necessary 176 if (this->hidden->orientation != SDL_ORIENTATION_UP) 177 wParam = rotateKey(wParam, this->hidden->orientation); 178#endif 179 180 switch (wParam) { 181 case VK_CONTROL: 182 if ( lParam&EXTENDED_KEYMASK ) 183 wParam = VK_RCONTROL; 184 else 185 wParam = VK_LCONTROL; 186 break; 187 case VK_SHIFT: 188 /* EXTENDED trick doesn't work here */ 189 { 190 Uint8 *state = SDL_GetKeyState(NULL); 191 if (state[SDLK_LSHIFT] == SDL_PRESSED && !(GetKeyState(VK_LSHIFT) & 0x8000)) { 192 wParam = VK_LSHIFT; 193 } else if (state[SDLK_RSHIFT] == SDL_PRESSED && !(GetKeyState(VK_RSHIFT) & 0x8000)) { 194 wParam = VK_RSHIFT; 195 } else { 196 /* Win9x */ 197 int sc = HIWORD(lParam) & 0xFF; 198 199 if (sc == 0x2A) 200 wParam = VK_LSHIFT; 201 else 202 if (sc == 0x36) 203 wParam = VK_RSHIFT; 204 else 205 wParam = VK_LSHIFT; 206 } 207 } 208 break; 209 case VK_MENU: 210 if ( lParam&EXTENDED_KEYMASK ) 211 wParam = VK_RMENU; 212 else 213 wParam = VK_LMENU; 214 break; 215 } 216 /* Windows only reports keyup for print screen */ 217 if ( wParam == VK_SNAPSHOT && SDL_GetKeyState(NULL)[SDLK_PRINT] == SDL_RELEASED ) { 218 posted = SDL_PrivateKeyboard(SDL_PRESSED, 219 TranslateKey(wParam,HIWORD(lParam),&keysym,1)); 220 } 221 posted = SDL_PrivateKeyboard(SDL_RELEASED, 222 TranslateKey(wParam,HIWORD(lParam),&keysym,0)); 223 } 224 return(0); 225 226#if defined(SC_SCREENSAVE) && defined(SC_MONITORPOWER) 227 case WM_SYSCOMMAND: { 228 const DWORD val = (DWORD) (wParam & 0xFFF0); 229 if ((val == SC_SCREENSAVE) || (val == SC_MONITORPOWER)) { 230 if (!this->hidden->allow_screensaver) { 231 /* Note that this doesn't stop anything on Vista 232 if the screensaver has a password. */ 233 return(0); 234 } 235 } 236 } 237 /* Fall through to default processing */ 238#endif /* SC_SCREENSAVE && SC_MONITORPOWER */ 239 240 default: { 241 /* Only post the event if we're watching for it */ 242 if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { 243 SDL_SysWMmsg wmmsg; 244 245 SDL_VERSION(&wmmsg.version); 246 wmmsg.hwnd = hwnd; 247 wmmsg.msg = msg; 248 wmmsg.wParam = wParam; 249 wmmsg.lParam = lParam; 250 posted = SDL_PrivateSysWMEvent(&wmmsg); 251 252 /* DJM: If the user isn't watching for private 253 messages in her SDL event loop, then pass it 254 along to any win32 specific window proc. 255 */ 256 } else if (userWindowProc) { 257 return CallWindowProc(userWindowProc, hwnd, msg, wParam, lParam); 258 } 259 } 260 break; 261 } 262 return(DefWindowProc(hwnd, msg, wParam, lParam)); 263} 264 265void DIB_PumpEvents(_THIS) 266{ 267 MSG msg; 268 269 while ( PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE) ) { 270 if ( GetMessage(&msg, NULL, 0, 0) > 0 ) { 271 DispatchMessage(&msg); 272 } 273 } 274} 275 276static HKL hLayoutUS = NULL; 277 278void DIB_InitOSKeymap(_THIS) 279{ 280 int i; 281#ifndef _WIN32_WCE 282 char current_layout[KL_NAMELENGTH]; 283 284 GetKeyboardLayoutName(current_layout); 285 //printf("Initial Keyboard Layout Name: '%s'\n", current_layout); 286 287 hLayoutUS = LoadKeyboardLayout("00000409", KLF_NOTELLSHELL); 288 289 if (!hLayoutUS) { 290 //printf("Failed to load US keyboard layout. Using current.\n"); 291 hLayoutUS = GetKeyboardLayout(0); 292 } 293 LoadKeyboardLayout(current_layout, KLF_ACTIVATE); 294#else 295#if _WIN32_WCE >=420 296 TCHAR current_layout[KL_NAMELENGTH]; 297 298 GetKeyboardLayoutName(current_layout); 299 //printf("Initial Keyboard Layout Name: '%s'\n", current_layout); 300 301 hLayoutUS = LoadKeyboardLayout(L"00000409", 0); 302 303 if (!hLayoutUS) { 304 //printf("Failed to load US keyboard layout. Using current.\n"); 305 hLayoutUS = GetKeyboardLayout(0); 306 } 307 LoadKeyboardLayout(current_layout, 0); 308#endif // _WIN32_WCE >=420 309#endif 310 /* Map the VK keysyms */ 311 for ( i=0; i<SDL_arraysize(VK_keymap); ++i ) 312 VK_keymap[i] = SDLK_UNKNOWN; 313 314 VK_keymap[VK_BACK] = SDLK_BACKSPACE; 315 VK_keymap[VK_TAB] = SDLK_TAB; 316 VK_keymap[VK_CLEAR] = SDLK_CLEAR; 317 VK_keymap[VK_RETURN] = SDLK_RETURN; 318 VK_keymap[VK_PAUSE] = SDLK_PAUSE; 319 VK_keymap[VK_ESCAPE] = SDLK_ESCAPE; 320 VK_keymap[VK_SPACE] = SDLK_SPACE; 321 VK_keymap[VK_APOSTROPHE] = SDLK_QUOTE; 322 VK_keymap[VK_COMMA] = SDLK_COMMA; 323 VK_keymap[VK_MINUS] = SDLK_MINUS; 324 VK_keymap[VK_PERIOD] = SDLK_PERIOD; 325 VK_keymap[VK_SLASH] = SDLK_SLASH; 326 VK_keymap[VK_0] = SDLK_0; 327 VK_keymap[VK_1] = SDLK_1; 328 VK_keymap[VK_2] = SDLK_2; 329 VK_keymap[VK_3] = SDLK_3; 330 VK_keymap[VK_4] = SDLK_4; 331 VK_keymap[VK_5] = SDLK_5; 332 VK_keymap[VK_6] = SDLK_6; 333 VK_keymap[VK_7] = SDLK_7; 334 VK_keymap[VK_8] = SDLK_8; 335 VK_keymap[VK_9] = SDLK_9; 336 VK_keymap[VK_SEMICOLON] = SDLK_SEMICOLON; 337 VK_keymap[VK_EQUALS] = SDLK_EQUALS; 338 VK_keymap[VK_LBRACKET] = SDLK_LEFTBRACKET; 339 VK_keymap[VK_BACKSLASH] = SDLK_BACKSLASH; 340 VK_keymap[VK_OEM_102] = SDLK_LESS; 341 VK_keymap[VK_RBRACKET] = SDLK_RIGHTBRACKET; 342 VK_keymap[VK_GRAVE] = SDLK_BACKQUOTE; 343 VK_keymap[VK_BACKTICK] = SDLK_BACKQUOTE; 344 VK_keymap[VK_A] = SDLK_a; 345 VK_keymap[VK_B] = SDLK_b; 346 VK_keymap[VK_C] = SDLK_c; 347 VK_keymap[VK_D] = SDLK_d; 348 VK_keymap[VK_E] = SDLK_e; 349 VK_keymap[VK_F] = SDLK_f; 350 VK_keymap[VK_G] = SDLK_g; 351 VK_keymap[VK_H] = SDLK_h; 352 VK_keymap[VK_I] = SDLK_i; 353 VK_keymap[VK_J] = SDLK_j; 354 VK_keymap[VK_K] = SDLK_k; 355 VK_keymap[VK_L] = SDLK_l; 356 VK_keymap[VK_M] = SDLK_m; 357 VK_keymap[VK_N] = SDLK_n; 358 VK_keymap[VK_O] = SDLK_o; 359 VK_keymap[VK_P] = SDLK_p; 360 VK_keymap[VK_Q] = SDLK_q; 361 VK_keymap[VK_R] = SDLK_r; 362 VK_keymap[VK_S] = SDLK_s; 363 VK_keymap[VK_T] = SDLK_t; 364 VK_keymap[VK_U] = SDLK_u; 365 VK_keymap[VK_V] = SDLK_v; 366 VK_keymap[VK_W] = SDLK_w; 367 VK_keymap[VK_X] = SDLK_x; 368 VK_keymap[VK_Y] = SDLK_y; 369 VK_keymap[VK_Z] = SDLK_z; 370 VK_keymap[VK_DELETE] = SDLK_DELETE; 371 372 VK_keymap[VK_NUMPAD0] = SDLK_KP0; 373 VK_keymap[VK_NUMPAD1] = SDLK_KP1; 374 VK_keymap[VK_NUMPAD2] = SDLK_KP2; 375 VK_keymap[VK_NUMPAD3] = SDLK_KP3; 376 VK_keymap[VK_NUMPAD4] = SDLK_KP4; 377 VK_keymap[VK_NUMPAD5] = SDLK_KP5; 378 VK_keymap[VK_NUMPAD6] = SDLK_KP6; 379 VK_keymap[VK_NUMPAD7] = SDLK_KP7; 380 VK_keymap[VK_NUMPAD8] = SDLK_KP8; 381 VK_keymap[VK_NUMPAD9] = SDLK_KP9; 382 VK_keymap[VK_DECIMAL] = SDLK_KP_PERIOD; 383 VK_keymap[VK_DIVIDE] = SDLK_KP_DIVIDE; 384 VK_keymap[VK_MULTIPLY] = SDLK_KP_MULTIPLY; 385 VK_keymap[VK_SUBTRACT] = SDLK_KP_MINUS; 386 VK_keymap[VK_ADD] = SDLK_KP_PLUS; 387 388 VK_keymap[VK_UP] = SDLK_UP; 389 VK_keymap[VK_DOWN] = SDLK_DOWN; 390 VK_keymap[VK_RIGHT] = SDLK_RIGHT; 391 VK_keymap[VK_LEFT] = SDLK_LEFT; 392 VK_keymap[VK_INSERT] = SDLK_INSERT; 393 VK_keymap[VK_HOME] = SDLK_HOME; 394 VK_keymap[VK_END] = SDLK_END; 395 VK_keymap[VK_PRIOR] = SDLK_PAGEUP; 396 VK_keymap[VK_NEXT] = SDLK_PAGEDOWN; 397 398 VK_keymap[VK_F1] = SDLK_F1; 399 VK_keymap[VK_F2] = SDLK_F2; 400 VK_keymap[VK_F3] = SDLK_F3; 401 VK_keymap[VK_F4] = SDLK_F4; 402 VK_keymap[VK_F5] = SDLK_F5; 403 VK_keymap[VK_F6] = SDLK_F6; 404 VK_keymap[VK_F7] = SDLK_F7; 405 VK_keymap[VK_F8] = SDLK_F8; 406 VK_keymap[VK_F9] = SDLK_F9; 407 VK_keymap[VK_F10] = SDLK_F10; 408 VK_keymap[VK_F11] = SDLK_F11; 409 VK_keymap[VK_F12] = SDLK_F12; 410 VK_keymap[VK_F13] = SDLK_F13; 411 VK_keymap[VK_F14] = SDLK_F14; 412 VK_keymap[VK_F15] = SDLK_F15; 413 414 VK_keymap[VK_NUMLOCK] = SDLK_NUMLOCK; 415 VK_keymap[VK_CAPITAL] = SDLK_CAPSLOCK; 416 VK_keymap[VK_SCROLL] = SDLK_SCROLLOCK; 417 VK_keymap[VK_RSHIFT] = SDLK_RSHIFT; 418 VK_keymap[VK_LSHIFT] = SDLK_LSHIFT; 419 VK_keymap[VK_RCONTROL] = SDLK_RCTRL; 420 VK_keymap[VK_LCONTROL] = SDLK_LCTRL; 421 VK_keymap[VK_RMENU] = SDLK_RALT; 422 VK_keymap[VK_LMENU] = SDLK_LALT; 423 VK_keymap[VK_RWIN] = SDLK_RSUPER; 424 VK_keymap[VK_LWIN] = SDLK_LSUPER; 425 426 VK_keymap[VK_HELP] = SDLK_HELP; 427#ifdef VK_PRINT 428 VK_keymap[VK_PRINT] = SDLK_PRINT; 429#endif 430 VK_keymap[VK_SNAPSHOT] = SDLK_PRINT; 431 VK_keymap[VK_CANCEL] = SDLK_BREAK; 432 VK_keymap[VK_APPS] = SDLK_MENU; 433} 434 435#define EXTKEYPAD(keypad) ((scancode & 0x100)?(mvke):(keypad)) 436 437static int SDL_MapVirtualKey(int scancode, int vkey) 438{ 439#ifndef _WIN32_WCE 440 int mvke = MapVirtualKeyEx(scancode & 0xFF, 1, hLayoutUS); 441#else 442 int mvke = MapVirtualKey(scancode & 0xFF, 1); 443#endif 444 445 switch(vkey) { 446 /* These are always correct */ 447 case VK_DIVIDE: 448 case VK_MULTIPLY: 449 case VK_SUBTRACT: 450 case VK_ADD: 451 case VK_LWIN: 452 case VK_RWIN: 453 case VK_APPS: 454 /* These are already handled */ 455 case VK_LCONTROL: 456 case VK_RCONTROL: 457 case VK_LSHIFT: 458 case VK_RSHIFT: 459 case VK_LMENU: 460 case VK_RMENU: 461 case VK_SNAPSHOT: 462 case VK_PAUSE: 463 return vkey; 464 } 465 switch(mvke) { 466 /* Distinguish between keypad and extended keys */ 467 case VK_INSERT: return EXTKEYPAD(VK_NUMPAD0); 468 case VK_DELETE: return EXTKEYPAD(VK_DECIMAL); 469 case VK_END: return EXTKEYPAD(VK_NUMPAD1); 470 case VK_DOWN: return EXTKEYPAD(VK_NUMPAD2); 471 case VK_NEXT: return EXTKEYPAD(VK_NUMPAD3); 472 case VK_LEFT: return EXTKEYPAD(VK_NUMPAD4); 473 case VK_CLEAR: return EXTKEYPAD(VK_NUMPAD5); 474 case VK_RIGHT: return EXTKEYPAD(VK_NUMPAD6); 475 case VK_HOME: return EXTKEYPAD(VK_NUMPAD7); 476 case VK_UP: return EXTKEYPAD(VK_NUMPAD8); 477 case VK_PRIOR: return EXTKEYPAD(VK_NUMPAD9); 478 } 479 return mvke?mvke:vkey; 480} 481 482static SDL_keysym *TranslateKey(WPARAM vkey, UINT scancode, SDL_keysym *keysym, int pressed) 483{ 484 /* Set the keysym information */ 485 keysym->scancode = (unsigned char) scancode; 486 keysym->mod = KMOD_NONE; 487 keysym->unicode = 0; 488 if ( pressed && SDL_TranslateUNICODE ) { 489#ifdef NO_GETKEYBOARDSTATE 490 /* Uh oh, better hope the vkey is close enough.. */ 491 keysym->unicode = vkey; 492#else 493 BYTE keystate[256]; 494 Uint16 wchars[2]; 495 496 GetKeyboardState(keystate); 497 if (SDL_ToUnicode((UINT)vkey, scancode, keystate, wchars, sizeof(wchars)/sizeof(wchars[0]), 0) == 1) 498 { 499 keysym->unicode = wchars[0]; 500 } 501#endif /* NO_GETKEYBOARDSTATE */ 502 } 503 504 if ((vkey == VK_RETURN) && (scancode & 0x100)) { 505 /* No VK_ code for the keypad enter key */ 506 keysym->sym = SDLK_KP_ENTER; 507 } 508 else { 509 keysym->sym = VK_keymap[SDL_MapVirtualKey(scancode, vkey)]; 510 } 511 512#if 0 513 { 514 HKL hLayoutCurrent = GetKeyboardLayout(0); 515 int sc = scancode & 0xFF; 516 517 printf("SYM:%d, VK:0x%02X, SC:0x%04X, US:(1:0x%02X, 3:0x%02X), " 518 "Current:(1:0x%02X, 3:0x%02X)\n", 519 keysym->sym, vkey, scancode, 520 MapVirtualKeyEx(sc, 1, hLayoutUS), 521 MapVirtualKeyEx(sc, 3, hLayoutUS), 522 MapVirtualKeyEx(sc, 1, hLayoutCurrent), 523 MapVirtualKeyEx(sc, 3, hLayoutCurrent) 524 ); 525 } 526#endif 527 return(keysym); 528} 529 530int DIB_CreateWindow(_THIS) 531{ 532 char *windowid = SDL_getenv("SDL_WINDOWID"); 533 534 SDL_RegisterApp(NULL, 0, 0); 535 536 SDL_windowid = (windowid != NULL); 537 if ( SDL_windowid ) { 538#if defined(_WIN32_WCE) && (_WIN32_WCE < 300) 539 /* wince 2.1 does not have strtol */ 540 wchar_t *windowid_t = SDL_malloc((SDL_strlen(windowid) + 1) * sizeof(wchar_t)); 541 MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, windowid, -1, windowid_t, SDL_strlen(windowid) + 1); 542 SDL_Window = (HWND)wcstol(windowid_t, NULL, 0); 543 SDL_free(windowid_t); 544#else 545 SDL_Window = (HWND)SDL_strtoull(windowid, NULL, 0); 546#endif 547 if ( SDL_Window == NULL ) { 548 SDL_SetError("Couldn't get user specified window"); 549 return(-1); 550 } 551 552 /* DJM: we want all event's for the user specified 553 window to be handled by SDL. 554 */ 555 userWindowProc = (WNDPROCTYPE)GetWindowLongPtr(SDL_Window, GWLP_WNDPROC); 556 SetWindowLongPtr(SDL_Window, GWLP_WNDPROC, (LONG_PTR)WinMessage); 557 } else { 558 SDL_Window = CreateWindow(SDL_Appname, SDL_Appname, 559 (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX), 560 CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, NULL, NULL, SDL_Instance, NULL); 561 if ( SDL_Window == NULL ) { 562 SDL_SetError("Couldn't create window"); 563 return(-1); 564 } 565 ShowWindow(SDL_Window, SW_HIDE); 566 } 567 568 /* JC 14 Mar 2006 569 Flush the message loop or this can cause big problems later 570 Especially if the user decides to use dialog boxes or assert()! 571 */ 572 WIN_FlushMessageQueue(); 573 574 return(0); 575} 576 577void DIB_DestroyWindow(_THIS) 578{ 579 if ( SDL_windowid ) { 580 SetWindowLongPtr(SDL_Window, GWLP_WNDPROC, (LONG_PTR)userWindowProc); 581 } else { 582 DestroyWindow(SDL_Window); 583 } 584 SDL_UnregisterApp(); 585 586 /* JC 14 Mar 2006 587 Flush the message loop or this can cause big problems later 588 Especially if the user decides to use dialog boxes or assert()! 589 */ 590 WIN_FlushMessageQueue(); 591} 592