Mercurial > vba-clojure

     1 //#define USE_GETASYNCKEYSTATE_FOR_KEYBOARD

     2 

     3 #include "stdafx.h"

     4 

     5 #define DIRECTINPUT_VERSION 0x0500

     6 #include "dinput.h"

     7 

     8 #include "resource.h"

     9 #include "Input.h"

    10 #include "Reg.h"

    11 #include "WinResUtil.h"

    12 

    13 // master keyboard translation table

    14 static const struct {

    15 	int dik;

    16 	int vk;

    17 	int ascii;

    18 } win_key_trans_table[] = {

    19 	// dinput key		virtual key		ascii

    20 	{ DIK_ESCAPE,		VK_ESCAPE,	 	27 },

    21 	{ DIK_1,			'1',			'1' },

    22 	{ DIK_2,			'2',			'2' },

    23 	{ DIK_3,			'3',			'3' },

    24 	{ DIK_4,			'4',			'4' },

    25 	{ DIK_5,			'5',			'5' },

    26 	{ DIK_6,			'6',			'6' },

    27 	{ DIK_7,			'7',			'7' },

    28 	{ DIK_8,			'8',			'8' },

    29 	{ DIK_9,			'9',			'9' },

    30 	{ DIK_0,			'0',			'0' },

    31 	{ DIK_MINUS, 		VK_OEM_MINUS,	'-' },

    32 	{ DIK_EQUALS,		VK_OEM_PLUS,	'=' },

    33 	{ DIK_BACK, 		VK_BACK, 		8 },

    34 	{ DIK_TAB, 			VK_TAB, 		9 },

    35 	{ DIK_Q,			'Q',			'Q' },

    36 	{ DIK_W,			'W',			'W' },

    37 	{ DIK_E,			'E',			'E' },

    38 	{ DIK_R,			'R',			'R' },

    39 	{ DIK_T,			'T',			'T' },

    40 	{ DIK_Y,			'Y',			'Y' },

    41 	{ DIK_U,			'U',			'U' },

    42 	{ DIK_I,			'I',			'I' },

    43 	{ DIK_O,			'O',			'O' },

    44 	{ DIK_P,			'P',			'P' },

    45 	{ DIK_LBRACKET, 	VK_OEM_4,		'[' },

    46 	{ DIK_RBRACKET, 	VK_OEM_6,		']' },

    47 	{ DIK_RETURN, 		VK_RETURN, 		13 },

    48 	{ DIK_LCONTROL, 	VK_LCONTROL, 	0 },

    49 	{ DIK_A,			'A',			'A' },

    50 	{ DIK_S,			'S',			'S' },

    51 	{ DIK_D,			'D',			'D' },

    52 	{ DIK_F,			'F',			'F' },

    53 	{ DIK_G,			'G',			'G' },

    54 	{ DIK_H,			'H',			'H' },

    55 	{ DIK_J,			'J',			'J' },

    56 	{ DIK_K,			'K',			'K' },

    57 	{ DIK_L,			'L',			'L' },

    58 	{ DIK_SEMICOLON,	VK_OEM_1,		';' },

    59 	{ DIK_APOSTROPHE,	VK_OEM_7,		'\'' },

    60 	{ DIK_GRAVE, 		VK_OEM_3,		'`' },

    61 	{ DIK_LSHIFT, 		VK_LSHIFT, 		0 },

    62 	{ DIK_BACKSLASH, 	VK_OEM_5,		'\\' },

    63 	{ DIK_Z,			'Z',			'Z' },

    64 	{ DIK_X,			'X',			'X' },

    65 	{ DIK_C,			'C',			'C' },

    66 	{ DIK_V,			'V',			'V' },

    67 	{ DIK_B,			'B',			'B' },

    68 	{ DIK_N,			'N',			'N' },

    69 	{ DIK_M,			'M',			'M' },

    70 	{ DIK_COMMA,		VK_OEM_COMMA,	',' },

    71 	{ DIK_PERIOD, 		VK_OEM_PERIOD,	'.' },

    72 	{ DIK_SLASH, 		VK_OEM_2,		'/' },

    73 	{ DIK_RSHIFT, 		VK_RSHIFT, 		0 },

    74 	{ DIK_MULTIPLY, 	VK_MULTIPLY,	'*' },

    75 	{ DIK_LMENU, 		VK_LMENU, 		0 },

    76 	{ DIK_SPACE, 		VK_SPACE,		' ' },

    77 	{ DIK_CAPITAL, 		VK_CAPITAL, 	0 },

    78 	{ DIK_F1,			VK_F1, 			0 },

    79 	{ DIK_F2,			VK_F2, 			0 },

    80 	{ DIK_F3,			VK_F3, 			0 },

    81 	{ DIK_F4,			VK_F4, 			0 },

    82 	{ DIK_F5,			VK_F5, 			0 },

    83 	{ DIK_F6,			VK_F6, 			0 },

    84 	{ DIK_F7,			VK_F7, 			0 },

    85 	{ DIK_F8,			VK_F8, 			0 },

    86 	{ DIK_F9,			VK_F9, 			0 },

    87 	{ DIK_F10,			VK_F10, 		0 },

    88 	{ DIK_NUMLOCK,		VK_NUMLOCK, 	0 },

    89 	{ DIK_SCROLL,		VK_SCROLL, 		0 },

    90 	{ DIK_NUMPAD7,		VK_NUMPAD7, 	0 },

    91 	{ DIK_NUMPAD8,		VK_NUMPAD8, 	0 },

    92 	{ DIK_NUMPAD9,		VK_NUMPAD9, 	0 },

    93 	{ DIK_SUBTRACT,		VK_SUBTRACT, 	0 },

    94 	{ DIK_NUMPAD4,		VK_NUMPAD4, 	0 },

    95 	{ DIK_NUMPAD5,		VK_NUMPAD5, 	0 },

    96 	{ DIK_NUMPAD6,		VK_NUMPAD6, 	0 },

    97 	{ DIK_ADD,			VK_ADD, 		0 },

    98 	{ DIK_NUMPAD1,		VK_NUMPAD1, 	0 },

    99 	{ DIK_NUMPAD2,		VK_NUMPAD2, 	0 },

   100 	{ DIK_NUMPAD3,		VK_NUMPAD3, 	0 },

   101 	{ DIK_NUMPAD0,		VK_NUMPAD0, 	0 },

   102 	{ DIK_DECIMAL,		VK_DECIMAL, 	0 },

   103 	{ DIK_F11,			VK_F11, 		0 },

   104 	{ DIK_F12,			VK_F12, 		0 },

   105 	{ DIK_F13,			VK_F13, 		0 },

   106 	{ DIK_F14,			VK_F14, 		0 },

   107 	{ DIK_F15,			VK_F15, 		0 },

   108 	{ DIK_NUMPADENTER,	VK_RETURN, 		0 },

   109 	{ DIK_RCONTROL,		VK_RCONTROL, 	0 },

   110 	{ DIK_DIVIDE,		VK_DIVIDE, 		0 },

   111 	{ DIK_SYSRQ, 		0, 				0 },

   112 	{ DIK_RMENU,		VK_RMENU, 		0 },

   113 	{ DIK_HOME,			VK_HOME, 		0 },

   114 	{ DIK_UP,			VK_UP, 			0 },

   115 	{ DIK_PRIOR,		VK_PRIOR, 		0 },

   116 	{ DIK_LEFT,			VK_LEFT, 		0 },

   117 	{ DIK_RIGHT,		VK_RIGHT, 		0 },

   118 	{ DIK_END,			VK_END, 		0 },

   119 	{ DIK_DOWN,			VK_DOWN, 		0 },

   120 	{ DIK_NEXT,			VK_NEXT, 		0 },

   121 	{ DIK_INSERT,		VK_INSERT, 		0 },

   122 	{ DIK_DELETE,		VK_DELETE, 		0 },

   123 	{ DIK_LWIN,			VK_LWIN, 		0 },

   124 	{ DIK_RWIN,			VK_RWIN, 		0 },

   125 	{ DIK_APPS,			VK_APPS, 		0 },

   126 	{ DIK_PAUSE,		VK_PAUSE,		0 },

   127 	{ 0,				VK_CANCEL,		0 },

   128 

   129 	// New keys introduced in Windows 2000. These have no MAME codes to

   130 	// preserve compatibility with old config files that may refer to them

   131 	// as e.g. FORWARD instead of e.g. KEYCODE_WEBFORWARD. They need table

   132 	// entries anyway because otherwise they aren't recognized when

   133 	// GetAsyncKeyState polling is used (as happens currently when MAME is

   134 	// paused). Some codes are missing because the mapping to vkey codes

   135 	// isn't clear, and MapVirtualKey is no help.

   136 

   137 	{ DIK_MUTE,			VK_VOLUME_MUTE,			0 },

   138 	{ DIK_VOLUMEDOWN,	VK_VOLUME_DOWN,			0 },

   139 	{ DIK_VOLUMEUP,		VK_VOLUME_UP,			0 },

   140 	{ DIK_WEBHOME,		VK_BROWSER_HOME,		0 },

   141 	{ DIK_WEBSEARCH,	VK_BROWSER_SEARCH,		0 },

   142 	{ DIK_WEBFAVORITES,	VK_BROWSER_FAVORITES,	0 },

   143 	{ DIK_WEBREFRESH,	VK_BROWSER_REFRESH,		0 },

   144 	{ DIK_WEBSTOP,		VK_BROWSER_STOP,		0 },

   145 	{ DIK_WEBFORWARD,	VK_BROWSER_FORWARD,		0 },

   146 	{ DIK_WEBBACK,		VK_BROWSER_BACK,		0 },

   147 	{ DIK_MAIL,			VK_LAUNCH_MAIL,			0 },

   148 	{ DIK_MEDIASELECT,	VK_LAUNCH_MEDIA_SELECT,	0 },

   149 };

   150 

   151 extern void directXMessage(const char *);

   152 extern void winlog(const char *msg, ...);

   153 

   154 #define POV_UP    1

   155 #define POV_DOWN  2

   156 #define POV_RIGHT 4

   157 #define POV_LEFT  8

   158 

   159 class DirectInput : public Input

   160 {

   161 private:

   162 	HINSTANCE dinputDLL;

   163 public:

   164 	virtual void checkDevices();

   165 	DirectInput();

   166 	virtual ~DirectInput();

   167 

   168 	virtual bool initialize();

   169 	virtual bool readDevices();

   170 	virtual u32 readDevice(int which, bool sensor);

   171 	virtual CString getKeyName(LONG_PTR key);

   172 	virtual void checkKeys();

   173 	virtual void activate();

   174 	virtual void loadSettings();

   175 	virtual void saveSettings();

   176 };

   177 

   178 struct deviceInfo

   179 {

   180 	LPDIRECTINPUTDEVICE device;

   181 	BOOL isPolled;

   182 	int  nButtons;

   183 	int  nAxes;

   184 	int  nPovs;

   185 	BOOL first;

   186 	struct

   187 	{

   188 		DWORD offset;

   189 		LONG  center;

   190 		LONG  negative;

   191 		LONG  positive;

   192 	} axis[8];

   193 	int needed;

   194 	union

   195 	{

   196 		UCHAR      data[256];

   197 		DIJOYSTATE state;

   198 	};

   199 };

   200 

   201 static deviceInfo *  currentDevice = NULL;

   202 static int           numDevices    = 1;

   203 static deviceInfo *  pDevices      = NULL;

   204 static LPDIRECTINPUT pDirectInput  = NULL;

   205 static int           joyDebug      = 0;

   206 static int           axisNumber    = 0;

   207 

   208 USHORT joypad[4][13] = {

   209 	{

   210 		DIK_LEFT,  DIK_RIGHT,

   211 		DIK_UP,    DIK_DOWN,

   212 		DIK_Z,     DIK_X,

   213 		DIK_RETURN, DIK_BACK,

   214 		DIK_A,     DIK_S,

   215 		DIK_SPACE, DIK_F12,

   216 		DIK_C

   217 	},

   218 	{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },

   219 	{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },

   220 	{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }

   221 };

   222 

   223 USHORT motion[4] = {

   224 	DIK_NUMPAD4, DIK_NUMPAD6, DIK_NUMPAD8, DIK_NUMPAD2

   225 };

   226 

   227 static int winReadKey(char *name, int num)

   228 {

   229 	char buffer[80];

   230 

   231 	sprintf(buffer, "Joy%d_%s", num, name);

   232 

   233 	return regQueryDwordValue(buffer, (DWORD)-1);

   234 }

   235 

   236 void winReadKeys()

   237 {

   238 	int key = -1;

   239 

   240 	for (int i = 0; i < 4; i++)

   241 	{

   242 		key = winReadKey("Left", i);

   243 		if (key != -1)

   244 			joypad[i][KEY_LEFT] = key;

   245 		key = winReadKey("Right", i);

   246 		if (key != -1)

   247 			joypad[i][KEY_RIGHT] = key;

   248 		key = winReadKey("Up", i);

   249 		if (key != -1)

   250 			joypad[i][KEY_UP] = key;

   251 		key = winReadKey("Down", i);

   252 		if (key != -1)

   253 			joypad[i][KEY_DOWN] = key;

   254 		key = winReadKey("A", i);

   255 		if (key != -1)

   256 			joypad[i][KEY_BUTTON_A] = key;

   257 		key = winReadKey("B", i);

   258 		if (key != -1)

   259 			joypad[i][KEY_BUTTON_B] = key;

   260 		key = winReadKey("L", i);

   261 		if (key != -1)

   262 			joypad[i][KEY_BUTTON_L] = key;

   263 		key = winReadKey("R", i);

   264 		if (key != -1)

   265 			joypad[i][KEY_BUTTON_R] = key;

   266 		key = winReadKey("Start", i);

   267 		if (key != -1)

   268 			joypad[i][KEY_BUTTON_START] = key;

   269 		key = winReadKey("Select", i);

   270 		if (key != -1)

   271 			joypad[i][KEY_BUTTON_SELECT] = key;

   272 		key = winReadKey("Speed", i);

   273 		if (key != -1)

   274 			joypad[i][KEY_BUTTON_SPEED] = key;

   275 		key = winReadKey("Capture", i);

   276 		if (key != -1)

   277 			joypad[i][KEY_BUTTON_CAPTURE] = key;

   278 		key = winReadKey("GS", i);

   279 		if (key != -1)

   280 			joypad[i][KEY_BUTTON_GS] = key;

   281 	}

   282 	key = regQueryDwordValue("Motion_Left", (DWORD)-1);

   283 	if (key != -1)

   284 		motion[KEY_LEFT] = key;

   285 	key = regQueryDwordValue("Motion_Right", (DWORD)-1);

   286 	if (key != -1)

   287 		motion[KEY_RIGHT] = key;

   288 	key = regQueryDwordValue("Motion_Up", (DWORD)-1);

   289 	if (key != -1)

   290 		motion[KEY_UP] = key;

   291 	key = regQueryDwordValue("Motion_Down", (DWORD)-1);

   292 	if (key != -1)

   293 		motion[KEY_DOWN] = key;

   294 }

   295 

   296 static void winSaveKey(char *name, int num, USHORT value)

   297 {

   298 	char buffer[80];

   299 

   300 	sprintf(buffer, "Joy%d_%s", num, name);

   301 

   302 	regSetDwordValue(buffer, value);

   303 }

   304 

   305 void winSaveKeys()

   306 {

   307 	for (int i = 0; i < 4; i++)

   308 	{

   309 		winSaveKey("Left", i, joypad[i][KEY_LEFT]);

   310 		winSaveKey("Right", i, joypad[i][KEY_RIGHT]);

   311 		winSaveKey("Up", i, joypad[i][KEY_UP]);

   312 		winSaveKey("Speed", i, joypad[i][KEY_BUTTON_SPEED]);

   313 		winSaveKey("Capture", i, joypad[i][KEY_BUTTON_CAPTURE]);

   314 		winSaveKey("GS", i, joypad[i][KEY_BUTTON_GS]);

   315 		winSaveKey("Down", i, joypad[i][KEY_DOWN]);

   316 		winSaveKey("A", i, joypad[i][KEY_BUTTON_A]);

   317 		winSaveKey("B", i, joypad[i][KEY_BUTTON_B]);

   318 		winSaveKey("L", i, joypad[i][KEY_BUTTON_L]);

   319 		winSaveKey("R", i, joypad[i][KEY_BUTTON_R]);

   320 		winSaveKey("Start", i, joypad[i][KEY_BUTTON_START]);

   321 		winSaveKey("Select", i, joypad[i][KEY_BUTTON_SELECT]);

   322 	}

   323 	regSetDwordValue("joyVersion", 1);

   324 

   325 	regSetDwordValue("Motion_Left",

   326 	                 motion[KEY_LEFT]);

   327 	regSetDwordValue("Motion_Right",

   328 	                 motion[KEY_RIGHT]);

   329 	regSetDwordValue("Motion_Up",

   330 	                 motion[KEY_UP]);

   331 	regSetDwordValue("Motion_Down",

   332 	                 motion[KEY_DOWN]);

   333 }

   334 

   335 static BOOL CALLBACK EnumAxesCallback(const DIDEVICEOBJECTINSTANCE*pdidoi,

   336                                       VOID*pContext)

   337 {

   338 	DIPROPRANGE diprg;

   339 	diprg.diph.dwSize       = sizeof(DIPROPRANGE);

   340 	diprg.diph.dwHeaderSize = sizeof(DIPROPHEADER);

   341 	diprg.diph.dwHow        = DIPH_BYOFFSET;

   342 	diprg.diph.dwObj        = pdidoi->dwOfs; // Specify the enumerated axis

   343 

   344 	diprg.lMin = -32768;

   345 	diprg.lMax = 32767;

   346 	// try to set the range

   347 	if (FAILED(currentDevice->device->SetProperty(DIPROP_RANGE, &diprg.diph)))

   348 	{

   349 		// Get the range for the axis

   350 		if (FAILED(currentDevice->device->

   351 		           GetProperty(DIPROP_RANGE, &diprg.diph)))

   352 		{

   353 			return DIENUM_STOP;

   354 		}

   355 	}

   356 

   357 	DIPROPDWORD didz;

   358 

   359 	didz.diph.dwSize       = sizeof(didz);

   360 	didz.diph.dwHeaderSize = sizeof(DIPROPHEADER);

   361 	didz.diph.dwHow        = DIPH_BYOFFSET;

   362 	didz.diph.dwObj        = pdidoi->dwOfs;

   363 

   364 	didz.dwData = 5000;

   365 

   366 	currentDevice->device->SetProperty(DIPROP_DEADZONE, &didz.diph);

   367 

   368 	LONG center    = (diprg.lMin + diprg.lMax)/2;

   369 	LONG threshold = (diprg.lMax - center)/2;

   370 

   371 	// only 8 axis supported

   372 	if (axisNumber < 8)

   373 	{

   374 		currentDevice->axis[axisNumber].center   = center;

   375 		currentDevice->axis[axisNumber].negative = center - threshold;

   376 		currentDevice->axis[axisNumber].positive = center + threshold;

   377 		currentDevice->axis[axisNumber].offset   = pdidoi->dwOfs;

   378 	}

   379 	axisNumber++;

   380 	return DIENUM_CONTINUE;

   381 }

   382 

   383 static BOOL CALLBACK EnumPovsCallback(const DIDEVICEOBJECTINSTANCE*pdidoi,

   384                                       VOID*pContext)

   385 {

   386 	return DIENUM_CONTINUE;

   387 }

   388 

   389 static BOOL CALLBACK DIEnumDevicesCallback(LPCDIDEVICEINSTANCE pInst,

   390                                            LPVOID lpvContext)

   391 {

   392 	ZeroMemory(&pDevices[numDevices], sizeof(deviceInfo));

   393 

   394 	HRESULT hRet = pDirectInput->CreateDevice(pInst->guidInstance,

   395 	                                          &pDevices[numDevices].device,

   396 	                                          NULL);

   397 

   398 	if (hRet != DI_OK)

   399 		return DIENUM_STOP;

   400 

   401 	DIDEVCAPS caps;

   402 	caps.dwSize = sizeof(DIDEVCAPS);

   403 

   404 	hRet = pDevices[numDevices].device->GetCapabilities(&caps);

   405 

   406 	if (hRet == DI_OK)

   407 	{

   408 		if (caps.dwFlags & DIDC_POLLEDDATAFORMAT ||

   409 		    caps.dwFlags & DIDC_POLLEDDEVICE)

   410 			pDevices[numDevices].isPolled = TRUE;

   411 

   412 		pDevices[numDevices].nButtons = caps.dwButtons;

   413 		pDevices[numDevices].nAxes    = caps.dwAxes;

   414 		pDevices[numDevices].nPovs    = caps.dwPOVs;

   415 

   416 		for (int i = 0; i < 6; i++)

   417 		{

   418 			pDevices[numDevices].axis[i].center   = 0x8000;

   419 			pDevices[numDevices].axis[i].negative = 0x4000;

   420 			pDevices[numDevices].axis[i].positive = 0xc000;

   421 		}

   422 	}

   423 	else if (joyDebug)

   424 		winlog("Failed to get device capabilities %08x\n", hRet);

   425 

   426 	if (joyDebug)

   427 	{

   428 		// don't translate. debug only

   429 		winlog("******************************\n");

   430 		winlog("Joystick %2d name    : %s\n", numDevices, pInst->tszProductName);

   431 	}

   432 

   433 	numDevices++;

   434 

   435 	return DIENUM_CONTINUE;

   436 }

   437 

   438 BOOL CALLBACK DIEnumDevicesCallback2(LPCDIDEVICEINSTANCE pInst,

   439                                      LPVOID lpvContext)

   440 {

   441 	numDevices++;

   442 

   443 	return DIENUM_CONTINUE;

   444 }

   445 

   446 static int getPovState(DWORD value)

   447 {

   448 	int state = 0;

   449 	if (LOWORD(value) != 0xFFFF)

   450 	{

   451 		if (value < 9000 || value > 27000)

   452 			state |= POV_UP;

   453 		if (value > 0 && value < 18000)

   454 			state |= POV_RIGHT;

   455 		if (value > 9000 && value < 27000)

   456 			state |= POV_DOWN;

   457 		if (value > 18000)

   458 			state |= POV_LEFT;

   459 	}

   460 	return state;

   461 }

   462 

   463 static void checkKeys()

   464 {

   465 	LONG_PTR dev = 0;

   466 	int      i;

   467 

   468 	for (i = 0; i < numDevices; i++)

   469 		pDevices[i].needed = 0;

   470 

   471 	for (i = 0; i < 4; i++)

   472 	{

   473 		dev = joypad[i][KEY_LEFT] >> 8;

   474 		if (dev < numDevices && dev >= 0)

   475 			pDevices[dev].needed = 1;

   476 		else

   477 			joypad[i][KEY_LEFT] = DIK_LEFT;

   478 

   479 		dev = joypad[i][KEY_RIGHT] >> 8;

   480 		if (dev < numDevices && dev >= 0)

   481 			pDevices[dev].needed = 1;

   482 		else

   483 			joypad[i][KEY_RIGHT] = DIK_RIGHT;

   484 

   485 		dev = joypad[i][KEY_UP] >> 8;

   486 		if (dev < numDevices && dev >= 0)

   487 			pDevices[dev].needed = 1;

   488 		else

   489 			joypad[i][KEY_UP] = DIK_UP;

   490 

   491 		dev = joypad[i][KEY_DOWN] >> 8;

   492 		if (dev < numDevices && dev >= 0)

   493 			pDevices[dev].needed = 1;

   494 		else

   495 			joypad[i][KEY_DOWN] = DIK_DOWN;

   496 

   497 		dev = joypad[i][KEY_BUTTON_A] >> 8;

   498 		if (dev < numDevices && dev >= 0)

   499 			pDevices[dev].needed = 1;

   500 		else

   501 			joypad[i][KEY_BUTTON_A] = DIK_Z;

   502 

   503 		dev = joypad[i][KEY_BUTTON_B] >> 8;

   504 		if (dev < numDevices && dev >= 0)

   505 			pDevices[dev].needed = 1;

   506 		else

   507 			joypad[i][KEY_BUTTON_B] = DIK_X;

   508 

   509 		dev = joypad[i][KEY_BUTTON_L] >> 8;

   510 		if (dev < numDevices && dev >= 0)

   511 			pDevices[dev].needed = 1;

   512 		else

   513 			joypad[i][KEY_BUTTON_L] = DIK_A;

   514 

   515 		dev = joypad[i][KEY_BUTTON_R] >> 8;

   516 		if (dev < numDevices && dev >= 0)

   517 			pDevices[dev].needed = 1;

   518 		else

   519 			joypad[i][KEY_BUTTON_R] = DIK_S;

   520 

   521 		dev = joypad[i][KEY_BUTTON_START] >> 8;

   522 		if (dev < numDevices && dev >= 0)

   523 			pDevices[dev].needed = 1;

   524 		else

   525 			joypad[i][KEY_BUTTON_START] = DIK_RETURN;

   526 

   527 		dev = joypad[i][KEY_BUTTON_SELECT] >> 8;

   528 		if (dev < numDevices && dev >= 0)

   529 			pDevices[dev].needed = 1;

   530 		else

   531 			joypad[i][KEY_BUTTON_SELECT] = DIK_BACK;

   532 

   533 		dev = joypad[i][KEY_BUTTON_SPEED] >> 8;

   534 		if (dev < numDevices && dev >= 0)

   535 			pDevices[dev].needed = 1;

   536 		else

   537 			joypad[i][KEY_BUTTON_SPEED] = DIK_SPACE;

   538 

   539 		dev = joypad[i][KEY_BUTTON_CAPTURE] >> 8;

   540 		if (dev < numDevices && dev >= 0)

   541 			pDevices[dev].needed = 1;

   542 		else

   543 			joypad[i][KEY_BUTTON_CAPTURE] = DIK_F12;

   544 

   545 		dev = joypad[i][KEY_BUTTON_GS] >> 8;

   546 		if (dev < numDevices && dev >= 0)

   547 			pDevices[dev].needed = 1;

   548 		else

   549 			joypad[i][KEY_BUTTON_GS] = DIK_C;

   550 	}

   551 

   552 	dev = motion[KEY_UP] >> 8;

   553 	if (dev < numDevices && dev >= 0)

   554 		pDevices[dev].needed = 1;

   555 	else

   556 		motion[KEY_UP] = DIK_NUMPAD8;

   557 

   558 	dev = motion[KEY_DOWN] >> 8;

   559 	if (dev < numDevices && dev >= 0)

   560 		pDevices[dev].needed = 1;

   561 	else

   562 		motion[KEY_DOWN] = DIK_NUMPAD2;

   563 

   564 	dev = motion[KEY_LEFT] >> 8;

   565 	if (dev < numDevices && dev >= 0)

   566 		pDevices[dev].needed = 1;

   567 	else

   568 		motion[KEY_LEFT] = DIK_NUMPAD4;

   569 

   570 	dev = motion[KEY_RIGHT] >> 8;

   571 	if (dev < numDevices && dev >= 0)

   572 		pDevices[dev].needed = 1;

   573 	else

   574 		motion[KEY_RIGHT] = DIK_NUMPAD6;

   575 }

   576 

   577 #define KEYDOWN(buffer, key) (buffer[key] & 0x80)

   578 

   579 static bool IsKeyDownAsync (WORD KeyIdent)

   580 {

   581 	//if (KeyIdent == 0 || KeyIdent == VK_ESCAPE) // if it's the 'disabled' key, it's never pressed

   582 	//	return false;

   583 

   584 	//if (!GUI.BackgroundInput && GUI.hWnd != GetForegroundWindow())

   585 	//	return false;

   586 

   587 	// the pause key is special, need this to catch all presses of it

   588 	// Both GetKeyState and GetAsyncKeyState cannot catch it anyway,

   589 	// so this should be handled in WM_KEYDOWN message.

   590 	if (KeyIdent == VK_PAUSE)

   591 	{

   592 		return false;

   593 //		if(GetAsyncKeyState(VK_PAUSE)) // not &'ing this with 0x8000 is intentional and necessary

   594 //			return true;

   595 	}

   596 

   597 	if (KeyIdent == VK_CAPITAL || KeyIdent == VK_NUMLOCK || KeyIdent == VK_SCROLL)

   598 		return ((GetKeyState(KeyIdent) & 0x01) != 0);

   599 	else

   600 		return ((GetAsyncKeyState(KeyIdent) & 0x8000) != 0);

   601 	//return ((GetKeyState (KeyIdent) & 0x80) != 0);

   602 }

   603 

   604 static bool readKeyboard()

   605 {

   606 #ifndef USE_GETASYNCKEYSTATE_FOR_KEYBOARD

   607 	if (pDevices[0].needed)

   608 	{

   609 		HRESULT hret = pDevices[0].device->

   610 		               GetDeviceState(256,

   611 		                              (LPVOID)pDevices[0].data);

   612 

   613 		if (hret == DIERR_INPUTLOST || hret == DIERR_NOTACQUIRED)

   614 		{

   615 			hret = pDevices[0].device->Acquire();

   616 			if (hret != DI_OK)

   617 				return false;

   618 			hret = pDevices[0].device->GetDeviceState(256, (LPVOID)pDevices[0].data);

   619 		}

   620 

   621 		return hret == DI_OK;

   622 	}

   623 #else

   624 	for (int i = 0; i < sizeof(win_key_trans_table)/sizeof(win_key_trans_table[0]); i++) {

   625 		pDevices[0].data[win_key_trans_table[i].dik] = IsKeyDownAsync(win_key_trans_table[i].vk) ? 0x80 : 0;

   626 	}

   627 #endif

   628 	return true;

   629 }

   630 

   631 static bool readJoystick(int joy)

   632 {

   633 	if (pDevices[joy].needed)

   634 	{

   635 		if (pDevices[joy].isPolled)

   636 			((LPDIRECTINPUTDEVICE2)pDevices[joy].device)->Poll();

   637 

   638 		HRESULT hret = pDevices[joy].device->

   639 		               GetDeviceState(sizeof(DIJOYSTATE),

   640 		                              (LPVOID)&pDevices[joy].state);

   641 

   642 		if (hret == DIERR_INPUTLOST || hret == DIERR_NOTACQUIRED)

   643 		{

   644 			hret = pDevices[joy].device->Acquire();

   645 

   646 			if (hret == DI_OK)

   647 			{

   648 				if (pDevices[joy].isPolled)

   649 					((LPDIRECTINPUTDEVICE2)pDevices[joy].device)->Poll();

   650 

   651 				hret = pDevices[joy].device->

   652 				       GetDeviceState(sizeof(DIJOYSTATE),

   653 				                      (LPVOID)&pDevices[joy].state);

   654 			}

   655 		}

   656 

   657 		return hret == DI_OK;

   658 	}

   659 

   660 	return true;

   661 }

   662 

   663 static void checkKeyboard()

   664 {

   665 	// mham fix. Patch #1378104

   666 	UCHAR   keystate[256];

   667 	HRESULT hret = pDevices[0].device->Acquire();

   668 

   669 	if (pDevices[0].first)

   670 	{

   671 		pDevices[0].device->GetDeviceState(256, (LPVOID)pDevices[0].data);

   672 		pDevices[0].first = FALSE;

   673 		return;

   674 	}

   675 

   676 	hret = pDevices[0].device->

   677 	       GetDeviceState(256, (LPVOID)keystate);

   678 

   679 	if (hret == DIERR_INPUTLOST || hret == DIERR_NOTACQUIRED)

   680 	{

   681 		return;

   682 	}

   683 

   684 	if (hret == DI_OK)

   685 	{

   686 		for (int i = 0; i < 256; i++)

   687 		{

   688 			if (keystate[i] == pDevices[0].data[i])

   689 				continue;

   690 			if (KEYDOWN(keystate, i))

   691 			{

   692 				SendMessage(GetFocus(), JOYCONFIG_MESSAGE, 0, i);

   693 				break;

   694 			}

   695 		}

   696 	}

   697 	memcpy(pDevices[0].data, keystate, sizeof(UCHAR) * 256);

   698 }

   699 

   700 static void checkJoypads()

   701 {

   702 	DIDEVICEOBJECTINSTANCE di;

   703 

   704 	ZeroMemory(&di, sizeof(DIDEVICEOBJECTINSTANCE));

   705 

   706 	di.dwSize = sizeof(DIDEVICEOBJECTINSTANCE);

   707 

   708 	int i = 0;

   709 

   710 	DIJOYSTATE joystick;

   711 

   712 	for (i = 1; i < numDevices; i++)

   713 	{

   714 		HRESULT hret = pDevices[i].device->Acquire();

   715 

   716 		if (pDevices[i].isPolled)

   717 			((LPDIRECTINPUTDEVICE2)pDevices[i].device)->Poll();

   718 

   719 		hret = pDevices[i].device->GetDeviceState(sizeof(joystick), &joystick);

   720 

   721 		int j;

   722 

   723 		if (pDevices[i].first)

   724 		{

   725 			memcpy(&pDevices[i].state, &joystick, sizeof(joystick));

   726 			pDevices[i].first = FALSE;

   727 			continue;

   728 		}

   729 

   730 		for (j = 0; j < pDevices[i].nButtons; j++)

   731 		{

   732 			if (((pDevices[i].state.rgbButtons[j] ^ joystick.rgbButtons[j])

   733 			     & joystick.rgbButtons[j]) & 0x80)

   734 			{

   735 				HWND focus = GetFocus();

   736 

   737 				SendMessage(focus, JOYCONFIG_MESSAGE, i, j+128);

   738 			}

   739 		}

   740 

   741 		for (j = 0; j < pDevices[i].nAxes && j < 8; j++)

   742 		{

   743 			LONG value = pDevices[i].axis[j].center;

   744 			LONG old   = 0;

   745 			switch (pDevices[i].axis[j].offset)

   746 			{

   747 			case DIJOFS_X:

   748 				value = joystick.lX;

   749 				old   = pDevices[i].state.lX;

   750 				break;

   751 			case DIJOFS_Y:

   752 				value = joystick.lY;

   753 				old   = pDevices[i].state.lY;

   754 				break;

   755 			case DIJOFS_Z:

   756 				value = joystick.lZ;

   757 				old   = pDevices[i].state.lZ;

   758 				break;

   759 			case DIJOFS_RX:

   760 				value = joystick.lRx;

   761 				old   = pDevices[i].state.lRx;

   762 				break;

   763 			case DIJOFS_RY:

   764 				value = joystick.lRy;

   765 				old   = pDevices[i].state.lRy;

   766 				break;

   767 			case DIJOFS_RZ:

   768 				value = joystick.lRz;

   769 				old   = pDevices[i].state.lRz;

   770 				break;

   771 			case DIJOFS_SLIDER(0):

   772 				value = joystick.rglSlider[0];

   773 				old   = pDevices[i].state.rglSlider[0];

   774 				break;

   775 			case DIJOFS_SLIDER(1):

   776 				value = joystick.rglSlider[1];

   777 				old   = pDevices[i].state.rglSlider[1];

   778 				break;

   779 			}

   780 			if (value != old)

   781 			{

   782 				if (value < pDevices[i].axis[j].negative)

   783 					SendMessage(GetFocus(), JOYCONFIG_MESSAGE, i, (j<<1));

   784 				else if (value > pDevices[i].axis[j].positive)

   785 					SendMessage(GetFocus(), JOYCONFIG_MESSAGE, i, (j<<1)+1);

   786 			}

   787 		}

   788 

   789 		for (j = 0; j < 4 && j < pDevices[i].nPovs; j++)

   790 		{

   791 			if (LOWORD(pDevices[i].state.rgdwPOV[j]) != LOWORD(joystick.rgdwPOV[j]))

   792 			{

   793 				int state = getPovState(joystick.rgdwPOV[j]);

   794 

   795 				if (state & POV_UP)

   796 					SendMessage(GetFocus(), JOYCONFIG_MESSAGE, i, (j<<2)+0x20);

   797 				else if (state & POV_DOWN)

   798 					SendMessage(GetFocus(), JOYCONFIG_MESSAGE, i, (j<<2)+0x21);

   799 				else if (state & POV_RIGHT)

   800 					SendMessage(GetFocus(), JOYCONFIG_MESSAGE, i, (j<<2)+0x22);

   801 				else if (state & POV_LEFT)

   802 					SendMessage(GetFocus(), JOYCONFIG_MESSAGE, i, (j<<2)+0x23);

   803 			}

   804 		}

   805 

   806 		memcpy(&pDevices[i].state, &joystick, sizeof(joystick));

   807 	}

   808 }

   809 

   810 BOOL checkKey(LONG_PTR key)

   811 {

   812 	LONG_PTR dev = (key >> 8);

   813 

   814 	LONG_PTR k = (key & 255);

   815 

   816 	if (dev == 0)

   817 	{

   818 		return KEYDOWN(pDevices[0].data, k);

   819 	}

   820 	else if (dev >= numDevices)

   821 	{

   822 		return FALSE;

   823 	}

   824 	else

   825 	{

   826 		if (k < 16)

   827 		{

   828 			LONG_PTR axis  = k >> 1;

   829 			LONG     value = pDevices[dev].axis[axis].center;

   830 			switch (pDevices[dev].axis[axis].offset)

   831 			{

   832 			case DIJOFS_X:

   833 				value = pDevices[dev].state.lX;

   834 				break;

   835 			case DIJOFS_Y:

   836 				value = pDevices[dev].state.lY;

   837 				break;

   838 			case DIJOFS_Z:

   839 				value = pDevices[dev].state.lZ;

   840 				break;

   841 			case DIJOFS_RX:

   842 				value = pDevices[dev].state.lRx;

   843 				break;

   844 			case DIJOFS_RY:

   845 				value = pDevices[dev].state.lRy;

   846 				break;

   847 			case DIJOFS_RZ:

   848 				value = pDevices[dev].state.lRz;

   849 				break;

   850 			case DIJOFS_SLIDER(0):

   851 				value = pDevices[dev].state.rglSlider[0];

   852 				break;

   853 			case DIJOFS_SLIDER(1):

   854 				value = pDevices[dev].state.rglSlider[1];

   855 				break;

   856 			}

   857 

   858 			if (k & 1)

   859 				return value > pDevices[dev].axis[axis].positive;

   860 			return value < pDevices[dev].axis[axis].negative;

   861 		}

   862 		else if (k < 48)

   863 		{

   864 			LONG_PTR hat   = (k >> 2) & 3;

   865 			int      state = getPovState(pDevices[dev].state.rgdwPOV[hat]);

   866 			BOOL     res   = FALSE;

   867 			switch (k & 3)

   868 			{

   869 			case 0:

   870 				res = state & POV_UP;

   871 				break;

   872 			case 1:

   873 				res = state & POV_DOWN;

   874 				break;

   875 			case 2:

   876 				res = state & POV_RIGHT;

   877 				break;

   878 			case 3:

   879 				res = state & POV_LEFT;

   880 				break;

   881 			}

   882 			return res;

   883 		}

   884 		else if (k  >= 128)

   885 		{

   886 			return pDevices[dev].state.rgbButtons[k-128] & 0x80;

   887 		}

   888 	}

   889 

   890 	return FALSE;

   891 }

   892 

   893 DirectInput::DirectInput()

   894 {

   895 	dinputDLL = NULL;

   896 }

   897 

   898 DirectInput::~DirectInput()

   899 {

   900 	saveSettings();

   901 	if (pDirectInput != NULL)

   902 	{

   903 		if (pDevices)

   904 		{

   905 			for (int i = 0; i < numDevices; i++)

   906 			{

   907 				if (pDevices[i].device)

   908 				{

   909 					pDevices[i].device->Unacquire();

   910 					pDevices[i].device->Release();

   911 					pDevices[i].device = NULL;

   912 				}

   913 			}

   914 			free(pDevices);

   915 			pDevices = NULL;

   916 		}

   917 

   918 		pDirectInput->Release();

   919 		pDirectInput = NULL;

   920 	}

   921 

   922 	if (dinputDLL)

   923 	{

   924 		/**/ ::FreeLibrary(dinputDLL);

   925 		dinputDLL = NULL;

   926 	}

   927 }

   928 

   929 bool DirectInput::initialize()

   930 {

   931 	joyDebug = GetPrivateProfileInt("config",

   932 	                                "joyDebug",

   933 	                                0,

   934 	                                "VBA.ini");

   935 	dinputDLL = /**/ ::LoadLibrary("DINPUT.DLL");

   936 	HRESULT (WINAPI *DInputCreate)(HINSTANCE, DWORD, LPDIRECTINPUT *, IUnknown *);

   937 	if (dinputDLL != NULL)

   938 	{

   939 		DInputCreate = (HRESULT (WINAPI *)(HINSTANCE, DWORD, LPDIRECTINPUT *, IUnknown *))

   940 		               GetProcAddress(dinputDLL, "DirectInputCreateA");

   941 

   942 		if (DInputCreate == NULL)

   943 		{

   944 			directXMessage("DirectInputCreateA");

   945 			return false;

   946 		}

   947 	}

   948 	else

   949 	{

   950 		directXMessage("DINPUT.DLL");

   951 		return false;

   952 	}

   953 

   954 	HRESULT hret = DInputCreate(AfxGetInstanceHandle(),

   955 	                            DIRECTINPUT_VERSION,

   956 	                            &pDirectInput,

   957 	                            NULL);

   958 	if (hret != DI_OK)

   959 	{

   960 		//    errorMessage(myLoadString(IDS_ERROR_DISP_CREATE), hret);

   961 		return false;

   962 	}

   963 

   964 	hret = pDirectInput->EnumDevices(DIDEVTYPE_JOYSTICK,

   965 	                                 DIEnumDevicesCallback2,

   966 	                                 NULL,

   967 	                                 DIEDFL_ATTACHEDONLY);

   968 

   969 	pDevices = (deviceInfo *)calloc(numDevices, sizeof(deviceInfo));

   970 

   971 	hret = pDirectInput->CreateDevice(GUID_SysKeyboard, &pDevices[0].device, NULL);

   972 	pDevices[0].isPolled = false;

   973 	pDevices[0].needed   = true;

   974 	pDevices[0].first    = true;

   975 

   976 	if (hret != DI_OK)

   977 	{

   978 		//    errorMessage(myLoadString(IDS_ERROR_DISP_CREATEDEVICE), hret);

   979 		return false;

   980 	}

   981 

   982 	numDevices = 1;

   983 

   984 	hret = pDirectInput->EnumDevices(DIDEVTYPE_JOYSTICK,

   985 	                                 DIEnumDevicesCallback,

   986 	                                 NULL,

   987 	                                 DIEDFL_ATTACHEDONLY);

   988 

   989 	//  hret = pDevices[0].device->SetCooperativeLevel(hWindow,

   990 	//                                             DISCL_FOREGROUND|

   991 	//                                             DISCL_NONEXCLUSIVE);

   992 

   993 	if (hret != DI_OK)

   994 	{

   995 		//    errorMessage(myLoadString(IDS_ERROR_DISP_LEVEL), hret);

   996 		return false;

   997 	}

   998 

   999 	hret = pDevices[0].device->SetDataFormat(&c_dfDIKeyboard);

  1000 

  1001 	if (hret != DI_OK)

  1002 	{

  1003 		//    errorMessage(myLoadString(IDS_ERROR_DISP_DATAFORMAT), hret);

  1004 		return false;

  1005 	}

  1006 

  1007 	for (int i = 1; i < numDevices; i++)

  1008 	{

  1009 		pDevices[i].device->SetDataFormat(&c_dfDIJoystick);

  1010 		pDevices[i].needed = false;

  1011 		pDevices[i].first  = true;

  1012 		currentDevice      = &pDevices[i];

  1013 		axisNumber         = 0;

  1014 		currentDevice->device->EnumObjects(EnumAxesCallback, NULL, DIDFT_AXIS);

  1015 		currentDevice->device->EnumObjects(EnumPovsCallback, NULL, DIDFT_POV);

  1016 		if (joyDebug)

  1017 		{

  1018 			// don't translate. debug only

  1019 			winlog("Joystick %2d polled  : %d\n",    i, currentDevice->isPolled);

  1020 			winlog("Joystick %2d buttons : %d\n",    i, currentDevice->nButtons);

  1021 			winlog("Joystick %2d povs    : %d\n",    i, currentDevice->nPovs);

  1022 			winlog("Joystick %2d axes    : %d\n",    i, currentDevice->nAxes);

  1023 			for (int j = 0; j < currentDevice->nAxes; j++)

  1024 			{

  1025 				winlog("Axis %2d offset      : %08lx\n", j, currentDevice->axis[j].

  1026 				       offset);

  1027 				winlog("Axis %2d center      : %08lx\n", j, currentDevice->axis[j].

  1028 				       center);

  1029 				winlog("Axis %2d negative    : %08lx\n",   j, currentDevice->axis[j].

  1030 				       negative);

  1031 				winlog("Axis %2d positive    : %08lx\n",   j, currentDevice->axis[j].

  1032 				       positive);

  1033 			}

  1034 		}

  1035 

  1036 		currentDevice = NULL;

  1037 	}

  1038 

  1039 	for (int i = 0; i < numDevices; i++)

  1040 		pDevices[i].device->Acquire();

  1041 

  1042 	return true;

  1043 }

  1044 

  1045 bool DirectInput::readDevices()

  1046 {

  1047 	bool ok = true;

  1048 	for (int i = 0; i < numDevices; i++)

  1049 	{

  1050 		if (pDevices[i].needed)

  1051 		{

  1052 			ok = (i > 0 ? readJoystick(i) : readKeyboard()) || ok;

  1053 		}

  1054 	}

  1055 	return ok;

  1056 }

  1057 

  1058 bool inputActive = true; // used to disable all input when the window is inactive

  1059 

  1060 u32 DirectInput::readDevice(int i, bool sensor)

  1061 {

  1062 	// this old hack is evil

  1063 	extern int  systemGetDefaultJoypad();

  1064 	extern int32 gbSgbMode, gbSgbMultiplayer;

  1065 	if (!(gbSgbMode && gbSgbMultiplayer))

  1066 		i = systemGetDefaultJoypad();

  1067 

  1068 	u32 res = 0;

  1069 

  1070 	// manual input

  1071 	if (inputActive)

  1072 	{

  1073 		if (checkKey(joypad[i][KEY_BUTTON_A]))

  1074 			res |= BUTTON_MASK_A;

  1075 		if (checkKey(joypad[i][KEY_BUTTON_B]))

  1076 			res |= BUTTON_MASK_B;

  1077 		if (checkKey(joypad[i][KEY_BUTTON_SELECT]))

  1078 			res |= BUTTON_MASK_SELECT;

  1079 		if (checkKey(joypad[i][KEY_BUTTON_START]))

  1080 			res |= BUTTON_MASK_START;

  1081 		if (checkKey(joypad[i][KEY_RIGHT]))

  1082 			res |= BUTTON_MASK_RIGHT;

  1083 		if (checkKey(joypad[i][KEY_LEFT]))

  1084 			res |= BUTTON_MASK_LEFT;

  1085 		if (checkKey(joypad[i][KEY_UP]))

  1086 			res |= BUTTON_MASK_UP;

  1087 		if (checkKey(joypad[i][KEY_DOWN]))

  1088 			res |= BUTTON_MASK_DOWN;

  1089 		if (checkKey(joypad[i][KEY_BUTTON_R]))

  1090 			res |= BUTTON_MASK_R;

  1091 		if (checkKey(joypad[i][KEY_BUTTON_L]))

  1092 			res |= BUTTON_MASK_L;

  1093 

  1094 		// unused

  1095 		if (checkKey(motion[KEY_LEFT]))

  1096 			res |= BUTTON_MASK_LEFT_MOTION;

  1097 		else if (checkKey(motion[KEY_RIGHT]))

  1098 			res |= BUTTON_MASK_RIGHT_MOTION;

  1099 		if (checkKey(motion[KEY_UP]))

  1100 			res |= BUTTON_MASK_UP_MOTION;

  1101 		else if (checkKey(motion[KEY_DOWN]))

  1102 			res |= BUTTON_MASK_DOWN_MOTION;

  1103 	}

  1104 

  1105 	u32 hackedButtons = 0;

  1106 	if (inputActive)

  1107 	{

  1108 		// the "non-button" buttons (what a hack!)

  1109 		if (checkKey(joypad[i][KEY_BUTTON_SPEED]))

  1110 			hackedButtons |= BUTTON_MASK_SPEED;

  1111 		if (checkKey(joypad[i][KEY_BUTTON_CAPTURE]))

  1112 			hackedButtons |= BUTTON_MASK_CAPTURE;

  1113 		if (checkKey(joypad[i][KEY_BUTTON_GS]))

  1114 			hackedButtons |= BUTTON_MASK_GAMESHARK;

  1115 	}

  1116 

  1117 	extern bool systemIsSpedUp();

  1118 	if (systemIsSpedUp())

  1119 		hackedButtons |= BUTTON_MASK_SPEED;

  1120 

  1121 	return res | hackedButtons;

  1122 }

  1123 

  1124 CString DirectInput::getKeyName(LONG_PTR key)

  1125 {

  1126 	LONG_PTR d = (key >> 8);

  1127 	LONG_PTR k = key & 255;

  1128 

  1129 	DIDEVICEOBJECTINSTANCE di;

  1130 

  1131 	ZeroMemory(&di, sizeof(DIDEVICEOBJECTINSTANCE));

  1132 

  1133 	di.dwSize = sizeof(DIDEVICEOBJECTINSTANCE);

  1134 

  1135 	CString winBuffer = winResLoadString(IDS_ERROR);

  1136 

  1137 	if (d == 0)

  1138 	{

  1139 		pDevices[0].device->GetObjectInfo(&di, (DWORD)key, DIPH_BYOFFSET);

  1140 		winBuffer = di.tszName;

  1141 	}

  1142 	else if (d < numDevices)

  1143 	{

  1144 		if (k < 16)

  1145 		{

  1146 			if (k < 4)

  1147 			{

  1148 				switch (k)

  1149 				{

  1150 				case 0:

  1151 					winBuffer.Format(winResLoadString(IDS_JOY_LEFT), d);

  1152 					break;

  1153 				case 1:

  1154 					winBuffer.Format(winResLoadString(IDS_JOY_RIGHT), d);

  1155 					break;

  1156 				case 2:

  1157 					winBuffer.Format(winResLoadString(IDS_JOY_UP), d);

  1158 					break;

  1159 				case 3:

  1160 					winBuffer.Format(winResLoadString(IDS_JOY_DOWN), d);

  1161 					break;

  1162 				}

  1163 			}

  1164 			else

  1165 			{

  1166 				pDevices[d].device->GetObjectInfo(&di,

  1167 				                                  pDevices[d].axis[k>>1].offset,

  1168 				                                  DIPH_BYOFFSET);

  1169 				if (k & 1)

  1170 					winBuffer.Format("Joy %d %s +", d, di.tszName);

  1171 				else

  1172 					winBuffer.Format("Joy %d %s -", d, di.tszName);

  1173 			}

  1174 		}

  1175 		else if (k < 48)

  1176 		{

  1177 			LONG_PTR hat = (k >> 2) & 3;

  1178 			pDevices[d].device->GetObjectInfo(&di,

  1179 			                                  (DWORD)DIJOFS_POV(hat),

  1180 			                                  DIPH_BYOFFSET);

  1181 			char *   dir = "up";

  1182 			LONG_PTR dd  = k & 3;

  1183 			if (dd == 1)

  1184 				dir = "down";

  1185 			else if (dd == 2)

  1186 				dir = "right";

  1187 			else if (dd == 3)

  1188 				dir = "left";

  1189 			winBuffer.Format("Joy %d %s %s", d, di.tszName, dir);

  1190 		}

  1191 		else

  1192 		{

  1193 			pDevices[d].device->GetObjectInfo(&di,

  1194 			                                  (DWORD)DIJOFS_BUTTON(k-128),

  1195 			                                  DIPH_BYOFFSET);

  1196 			winBuffer.Format(winResLoadString(IDS_JOY_BUTTON), d, di.tszName);

  1197 		}

  1198 	}

  1199 	else

  1200 	{

  1201 		// Joystick isn't plugged in.  We can't decipher k, so just show its value.

  1202 		winBuffer.Format("Joy %d (%d)", d, k);

  1203 	}

  1204 

  1205 	return winBuffer;

  1206 }

  1207 

  1208 void DirectInput::checkKeys()

  1209 {

  1210 	::checkKeys();

  1211 }

  1212 

  1213 Input *newDirectInput()

  1214 {

  1215 	return new DirectInput;

  1216 }

  1217 

  1218 void DirectInput::checkDevices()

  1219 {

  1220 	checkJoypads();

  1221 	checkKeyboard();

  1222 }

  1223 

  1224 void DirectInput::activate()

  1225 {

  1226 	for (int i = 0; i < numDevices; i++)

  1227 	{

  1228 		if (pDevices != NULL && pDevices[i].device != NULL)

  1229 			pDevices[i].device->Acquire();

  1230 	}

  1231 }

  1232 

  1233 void DirectInput::loadSettings()

  1234 {

  1235 	winReadKeys();

  1236 }

  1237 

  1238 void DirectInput::saveSettings()

  1239 {

  1240 	winSaveKeys();

  1241 }

  1242
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 03 Mar 2012 10:31:27 -0600
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