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      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 (at) 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 */
     45 static SDLKey VK_keymap[SDLK_LAST];
     46 static 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
     59 static WNDPROCTYPE userWindowProc = NULL;
     60 
     61 
     62 #ifdef _WIN32_WCE
     63 
     64 WPARAM 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 */
     87 LRESULT 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 
    265 void 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 
    276 static HKL hLayoutUS = NULL;
    277 
    278 void 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 
    437 static 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 
    482 static 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 
    530 int 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 
    577 void 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