s3c6410_layout.cpp

来自「SAMSUNG S3C6410 CPU BSP for winmobile6」· C++ 代码 · 共 867 行 · 第 1/2 页

#define ScanCodeTableExtLast   0xE03F

UINT8 ScanCodeToVKeyExtTable[] =
{
   	0,
	0,
   	0,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,
};
#endif

#elif	(CPU_NAME == S3C6400)
#if (MATRIX_LAYOUT == LAYOUT0)
#define ScanCodeTableExtFirst  0xE000
#define ScanCodeTableExtLast   0xE03F

UINT8 ScanCodeToVKeyExtTable[] =
{
   	0,
	VK_T1,
   	VK_T2,
	VK_T3,
	0,
	0,
	0,
	0,

	0,
	VK_T4,
	VK_T5,
	VK_T6,
	0,
	0,
	0,
	0,

	0,
	VK_T7,
	VK_T8,
	VK_T9,
	0,
	0,
	0,
	0,

	0,
	VK_TTALK,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	VK_TEND,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	VK_TVOLUMEUP,
	VK_TVOLUMEDOWN,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,

	0,
	0,
	0,
	0,
	0,
	0,
	0,
	0,
};

#else
#define ScanCodeTableExtFirst  0xE000
#define ScanCodeTableExtLast   0xE00F
UINT8 ScanCodeToVKeyExtTable[] =
{ 
   	0,
	VK_T1,
   	VK_T2,
	VK_T3,
	0,
	0,
	0,
	0,

	0,
	VK_T4,
	VK_T5,
	VK_T6,
	0,
	0,
	VK_TVOLUMEUP,
	VK_TVOLUMEDOWN,
};
#endif
#endif

static ScanCodeToVKeyData scvkEngExtUS = 
{  
	0xe000,
	ScanCodeTableExtFirst,
	ScanCodeTableExtLast,
	ScanCodeToVKeyExtTable
};

static ScanCodeToVKeyData *rgscvkMatrixEngUSTables[] =
{
	&scvkEngUS,
	&scvkEngExtUS
};


struct VirtualKeyMapping
{
	UINT32	uiVk;
	UINT32	uiVkGenerated;
};

static const VirtualKeyMapping g_rgvkMapFn[] =
{
	{  '1', VK_F1 },
	{  '2', VK_F2 },
	{  '3', VK_F3 },
	{  '4', VK_F4 },
	{  '5', VK_F5 },
	{  '6', VK_F6 },
	{  '7', VK_F7 },
	{  '8', VK_F8 },
	{  '9', VK_F9 },
	{  '0', VK_F10 },
	{ VK_HYPHEN, VK_NUMLOCK },
	{ VK_EQUAL, VK_CANCEL },
	{  'P', VK_INSERT },
	{ VK_LBRACKET, VK_PAUSE },
	{ VK_RBRACKET, VK_SCROLL },
	{ VK_SEMICOLON, VK_SNAPSHOT },
	{ VK_APOSTROPHE, VK_SNAPSHOT },
	{  VK_LEFT, VK_HOME },
	{  VK_UP, VK_PRIOR},
	{  VK_DOWN, VK_NEXT },
	{  VK_RIGHT, VK_END },
};

static const VirtualKeyMapping g_rgvkMapNumLock[] =
{
	{  '7', VK_NUMPAD7 },
	{  '8', VK_NUMPAD8 },
	{  '9', VK_NUMPAD9 },
	{  '0', VK_MULTIPLY },
	{  'U', VK_NUMPAD4 },
	{  'I', VK_NUMPAD5 },
	{  'O', VK_NUMPAD6 },
	{  'P', VK_SUBTRACT },
	{  'J', VK_NUMPAD1 },
	{  'K', VK_NUMPAD2 },
	{  'L', VK_NUMPAD3 },
	{  VK_SEMICOLON, VK_ADD },
	{  'M', VK_NUMPAD0 },
	{  VK_PERIOD, VK_DECIMAL },
	{  VK_SLASH, VK_DIVIDE },
};


// Find a virtual key mapping in the given array.
static
const VirtualKeyMapping * 
FindRemappedKey(
	UINT32 uiVk,
	const VirtualKeyMapping *pvkMap,
	DWORD cvkMap
	)
{
	const VirtualKeyMapping *pvkMapMatch = NULL;
	UINT ui;

	DEBUGCHK(pvkMap);

	for (ui = 0; ui < cvkMap; ++ui)
	{
		if (pvkMap[ui].uiVk == uiVk)
		{
			pvkMapMatch = &pvkMap[ui];
			break;
		}
	}

	return pvkMapMatch;
}


#define IS_NUMLOCK_ON(ksf) (ksf & KeyShiftNumLockFlag)

// Remapping function for the matrix keyboard
static
UINT
WINAPI
MatrixUsRemapVKey(
	const KEYBD_EVENT *pKbdEvents,
	UINT               cKbdEvents,
	KEYBD_EVENT       *pRmpKbdEvents,
	UINT               cMaxRmpKbdEvents
	)
{
	SETFNAME(_T("MatrixUsRemapVKey"));

	static BOOL fFnDown = FALSE;

	UINT cRmpKbdEvents = 0;
	UINT ui;

	if (pRmpKbdEvents == NULL)
	{
		// 1 to 1 mapping
		DEBUGCHK(cMaxRmpKbdEvents == 0);
		return cKbdEvents;
	}

	DEBUGCHK(pKbdEvents != NULL);

	if (cMaxRmpKbdEvents < cKbdEvents)
	{
		DEBUGMSG(ZONE_ERROR, (_T("%s: Buffer is not large enough!\r\n"), pszFname));
		return 0;
	}

	for (ui = 0; ui < cKbdEvents; ++ui)
	{
		const KEYBD_EVENT *pKbdEventCurr = &pKbdEvents[ui];
		KEYBD_EVENT *pKbdEventRmpCurr = &pRmpKbdEvents[cRmpKbdEvents];

		// Copy the input key event to our remapped list
		pKbdEventRmpCurr->uiVk = pKbdEventCurr->uiVk;
		pKbdEventRmpCurr->uiSc = pKbdEventCurr->uiSc;
		pKbdEventRmpCurr->KeyStateFlags = pKbdEventCurr->KeyStateFlags;

		const VirtualKeyMapping *pvkMap = NULL;
		BOOL fKeyDown = (pKbdEventCurr->KeyStateFlags & KeyStateDownFlag) != 0;
		UINT32 uiVkCurr = pKbdEventCurr->uiVk;

		if (uiVkCurr == VK_MATRIX_FN)
		{
			fFnDown = fKeyDown;
			// Fn virtual key does not get sent to the system so
			// do not increment cRmpKbdEvents.
			DEBUGMSG(ZONE_DEVICELAYOUT, (_T("%s: Fn key is now %s\r\n"),
				pszFname, (fFnDown ? _T("DOWN") : _T("UP"))));
		}
		else
		{
			// We have one key event
			++cRmpKbdEvents;

			if (fKeyDown)
			{
				// Handle key down
				if (fFnDown)
				{
					// Fn key is on
					if (IS_NUMLOCK_ON(pKbdEventCurr->KeyStateFlags))
					{
						pvkMap = FindRemappedKey(uiVkCurr, g_rgvkMapNumLock, dim(g_rgvkMapNumLock));
					}

					if (pvkMap == NULL)
					{
						// NumLock did not effect this key. See if the
						// Fn key by itself does.                        
						pvkMap = FindRemappedKey(uiVkCurr, g_rgvkMapFn, dim(g_rgvkMapFn));
					}
				}
			}
			else
			{
				// Handle key up
				if (fFnDown)
				{
					// Fn key is on
					if (IS_NUMLOCK_ON(pKbdEventCurr->KeyStateFlags))
					{
						pvkMap = FindRemappedKey(uiVkCurr, g_rgvkMapNumLock, dim(g_rgvkMapNumLock));
					}

					if (pvkMap == NULL)
					{
						// NumLock did not effect this key. See if the
						// Fn key by itself does.                        
						pvkMap = FindRemappedKey(uiVkCurr, g_rgvkMapFn, dim(g_rgvkMapFn));
					}
				}
			}

			if (pvkMap != NULL)
			{
				// This combination generates a different virtual key
				DEBUGCHK(pvkMap->uiVkGenerated != 0);
				pKbdEventRmpCurr->uiVk = pvkMap->uiVkGenerated;
			}
		}
	}

	return cRmpKbdEvents;    
}
    

static DEVICE_LAYOUT dlMatrixEngUs =
{
    sizeof(DEVICE_LAYOUT),
    MATRIX_PDD,
    rgscvkMatrixEngUSTables,
    dim(rgscvkMatrixEngUSTables),
    MatrixUsRemapVKey,
};

extern "C"
BOOL
Matrix(
	PDEVICE_LAYOUT pDeviceLayout
	)
{
	DEBUGCHK(pDeviceLayout != NULL);

	BOOL fRet = FALSE;

	if (pDeviceLayout->dwSize != sizeof(DEVICE_LAYOUT))
	{
		RETAILMSG(1, (_T("Matrix: data structure size mismatch\r\n")));
		goto leave;
	}

	// Make sure that the Sc->Vk tables are the sizes that we expect
	DEBUGCHK(dim(ScanCodeToVKeyTable) == (1 + ScanCodeTableLast - ScanCodeTableFirst));

	*pDeviceLayout = dlMatrixEngUs;

	fRet = TRUE;

leave:
	return fRet;
}

#ifdef DEBUG
// Verify function declaration against the typedef.
static PFN_DEVICE_LAYOUT_ENTRY v_pfnDeviceLayout = Matrix;
#endif