keyboard.c

这是一个开放源代码的与WINNT/WIN2K/WIN2003兼容的操作系统

	    if (DInputKeyState[i] != 0x00) {
		TRACE(" - %02X: %02x\n", i, DInputKeyState[i]);
	    }
	}
    }
    
    memcpy(ptr, DInputKeyState, WINE_DINPUT_KEYBOARD_MAX_KEYS);
    LeaveCriticalSection(&(This->crit));

    return DI_OK;
}

static HRESULT WINAPI SysKeyboardAImpl_GetDeviceData(
	LPDIRECTINPUTDEVICE8A iface,DWORD dodsize,LPDIDEVICEOBJECTDATA dod,
	LPDWORD entries,DWORD flags
)
{
	SysKeyboardImpl *This = (SysKeyboardImpl *)iface;
	int ret = DI_OK, i = 0;

	TRACE("(this=%p,%ld,%p,%p(%ld)),0x%08lx)\n",
	      This,dodsize,dod,entries,entries?*entries:0,flags);

	if (This->acquired == 0)
	  return DIERR_NOTACQUIRED;

        if (This->buffer == NULL)
          return DIERR_NOTBUFFERED;

        if (dodsize < sizeof(DIDEVICEOBJECTDATA_DX3))
          return DIERR_INVALIDPARAM;

        MsgWaitForMultipleObjectsEx(0, NULL, 0, QS_ALLINPUT, 0);

        EnterCriticalSection(&(This->crit));

        /* Copy item at a time for the case dodsize > sizeof(buffer[n]) */
        while ((i < *entries || *entries == INFINITE) && i < This->count)
          {
            if (dod != NULL)
              {
                int n = (This->start + i) % This->buffersize;
                LPDIDEVICEOBJECTDATA pd
                   = (LPDIDEVICEOBJECTDATA)((BYTE *)dod + dodsize * i);
                pd->dwOfs       = This->buffer[n].dwOfs;
                pd->dwData      = This->buffer[n].dwData;
                pd->dwTimeStamp = This->buffer[n].dwTimeStamp;
                pd->dwSequence  = This->buffer[n].dwSequence;
              }
            i++;
          }

        *entries = i;

        if (This->overflow)
          ret = DI_BUFFEROVERFLOW;

        if (!(flags & DIGDD_PEEK))
          {
            /* Empty buffer */
            This->count -= i;
            This->start = (This->start + i) % This->buffersize;
            This->overflow = FALSE;
          }

        LeaveCriticalSection(&(This->crit));

	TRACE("Returning %ld events queued\n", *entries);

        return ret;
}

static HRESULT WINAPI SysKeyboardAImpl_EnumObjects(
	LPDIRECTINPUTDEVICE8A iface,
	LPDIENUMDEVICEOBJECTSCALLBACKA lpCallback,
	LPVOID lpvRef,
	DWORD dwFlags)
{
    SysKeyboardImpl *This = (SysKeyboardImpl *)iface;
    DIDEVICEOBJECTINSTANCEA ddoi;
    int i;
    
    TRACE("(this=%p,%p,%p,%08lx)\n", This, lpCallback, lpvRef, dwFlags);
    if (TRACE_ON(dinput)) {
        TRACE("  - flags = ");
	_dump_EnumObjects_flags(dwFlags);
	TRACE("\n");
    }

    /* Only the fields till dwFFMaxForce are relevant */
    memset(&ddoi, 0, sizeof(ddoi));
    ddoi.dwSize = FIELD_OFFSET(DIDEVICEOBJECTINSTANCEA, dwFFMaxForce);

    for (i = 0; i < WINE_DINPUT_KEYBOARD_MAX_KEYS; i++) {
        /* Report 255 keys :-) */
        ddoi.guidType = GUID_Key;
	ddoi.dwOfs = i;
	ddoi.dwType = DIDFT_MAKEINSTANCE(i) | DIDFT_BUTTON;
	GetKeyNameTextA(((i & 0x7f) << 16) | ((i & 0x80) << 17), ddoi.tszName, sizeof(ddoi.tszName));
	_dump_OBJECTINSTANCEA(&ddoi);
	if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) return DI_OK;
    }
    
    return DI_OK;
}

static HRESULT WINAPI SysKeyboardWImpl_EnumObjects(LPDIRECTINPUTDEVICE8W iface,
						   LPDIENUMDEVICEOBJECTSCALLBACKW lpCallback,
						   LPVOID lpvRef,
						   DWORD dwFlags)
{
  SysKeyboardImpl *This = (SysKeyboardImpl *)iface;

  device_enumobjects_AtoWcb_data data;

  data.lpCallBack = lpCallback;
  data.lpvRef = lpvRef;

  return SysKeyboardAImpl_EnumObjects((LPDIRECTINPUTDEVICE8A) This, (LPDIENUMDEVICEOBJECTSCALLBACKA) DIEnumDevicesCallbackAtoW, (LPVOID) &data, dwFlags);
}

static HRESULT WINAPI SysKeyboardAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface);

static HRESULT WINAPI SysKeyboardAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
{
	SysKeyboardImpl *This = (SysKeyboardImpl *)iface;

	TRACE("(this=%p)\n",This);

        if (This->acquired)
          return S_FALSE;

        This->acquired = 1;

        if (current_lock != NULL) {
	  FIXME("Not more than one keyboard can be acquired at the same time.\n");
	  SysKeyboardAImpl_Unacquire(iface);
	}
	
        current_lock = This;

        if (This->buffersize > 0) {
	  This->buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
				   This->buffersize * sizeof(*(This->buffer)));
	  This->start = 0;
	  This->count = 0;
	  This->overflow = FALSE;
	} else {
          This->buffer = NULL;
	}

	/*keyboard_hook = SetWindowsHookExW( WH_KEYBOARD_LL, KeyboardCallback, DINPUT_instance, 0 );*/

	return DI_OK;
}

static HRESULT WINAPI SysKeyboardAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
{
	SysKeyboardImpl *This = (SysKeyboardImpl *)iface;
	TRACE("(this=%p)\n",This);

        if (This->acquired == 0)
          return DI_NOEFFECT;

	/* No more locks */
        if (current_lock == This)
          current_lock = NULL;
        else
          ERR("this != current_lock\n");

	/* Unacquire device */
        This->acquired = 0;

        if (This->buffersize >= 0) {
	  HeapFree(GetProcessHeap(), 0, This->buffer);
	  This->buffer = NULL;
	}

	return DI_OK;
}

static HRESULT WINAPI SysKeyboardAImpl_SetEventNotification(LPDIRECTINPUTDEVICE8A iface,
							    HANDLE hnd) {
  SysKeyboardImpl *This = (SysKeyboardImpl *)iface;

  TRACE("(this=%p,%p)\n",This,hnd);

  This->hEvent = hnd;
  return DI_OK;
}

/******************************************************************************
  *     GetCapabilities : get the device capablitites
  */
static HRESULT WINAPI SysKeyboardAImpl_GetCapabilities(
	LPDIRECTINPUTDEVICE8A iface,
	LPDIDEVCAPS lpDIDevCaps)
{
    SysKeyboardImpl *This = (SysKeyboardImpl *)iface;
    DIDEVCAPS devcaps;

    TRACE("(this=%p,%p)\n",This,lpDIDevCaps);

    if ((lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) && (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS_DX3))) {
        WARN("invalid parameter\n");
        return DIERR_INVALIDPARAM;
    }
    
    devcaps.dwSize = lpDIDevCaps->dwSize;
    devcaps.dwFlags = DIDC_ATTACHED;
    if (This->dinput->dwVersion >= 0x0800)
	devcaps.dwDevType = DI8DEVTYPE_KEYBOARD | (DI8DEVTYPEKEYBOARD_UNKNOWN << 8);
    else
	devcaps.dwDevType = DIDEVTYPE_KEYBOARD | (DIDEVTYPEKEYBOARD_UNKNOWN << 8);
    devcaps.dwAxes = 0;
    devcaps.dwButtons = WINE_DINPUT_KEYBOARD_MAX_KEYS;
    devcaps.dwPOVs = 0;
    devcaps.dwFFSamplePeriod = 0;
    devcaps.dwFFMinTimeResolution = 0;
    devcaps.dwFirmwareRevision = 100;
    devcaps.dwHardwareRevision = 100;
    devcaps.dwFFDriverVersion = 0;

    memcpy(lpDIDevCaps, &devcaps, lpDIDevCaps->dwSize);
    
    return DI_OK;
}

/******************************************************************************
  *     GetObjectInfo : get information about a device object such as a button
  *                     or axis
  */
static HRESULT WINAPI
SysKeyboardAImpl_GetObjectInfo(
	LPDIRECTINPUTDEVICE8A iface,
	LPDIDEVICEOBJECTINSTANCEA pdidoi,
	DWORD dwObj,
	DWORD dwHow)
{
    SysKeyboardImpl *This = (SysKeyboardImpl *)iface;
    DIDEVICEOBJECTINSTANCEA ddoi;
    DWORD dwSize = pdidoi->dwSize;
    
    TRACE("(this=%p,%p,%ld,0x%08lx)\n", This, pdidoi, dwObj, dwHow);

    if (dwHow == DIPH_BYID) {
        WARN(" querying by id not supported yet...\n");
	return DI_OK;
    }

    memset(pdidoi, 0, dwSize);
    memset(&ddoi, 0, sizeof(ddoi));

    ddoi.dwSize = dwSize;
    ddoi.guidType = GUID_Key;
    ddoi.dwOfs = dwObj;
    ddoi.dwType = DIDFT_MAKEINSTANCE(dwObj) | DIDFT_BUTTON;
    GetKeyNameTextA(((dwObj & 0x7f) << 16) | ((dwObj & 0x80) << 17), ddoi.tszName, sizeof(ddoi.tszName));

    /* And return our just filled device object instance structure */
    memcpy(pdidoi, &ddoi, (dwSize < sizeof(ddoi) ? dwSize : sizeof(ddoi)));
    
    _dump_OBJECTINSTANCEA(pdidoi);

    return DI_OK;
}

static HRESULT WINAPI SysKeyboardWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
						     LPDIDEVICEOBJECTINSTANCEW pdidoi,
						     DWORD dwObj,
						     DWORD dwHow)
{
    SysKeyboardImpl *This = (SysKeyboardImpl *)iface;
    DIDEVICEOBJECTINSTANCEW ddoi;
    DWORD dwSize = pdidoi->dwSize;
    
    TRACE("(this=%p,%p,%ld,0x%08lx)\n", This, pdidoi, dwObj, dwHow);

    if (dwHow == DIPH_BYID) {
        WARN(" querying by id not supported yet...\n");
	return DI_OK;
    }

    memset(pdidoi, 0, dwSize);
    memset(&ddoi, 0, sizeof(ddoi));

    ddoi.dwSize = dwSize;
    ddoi.guidType = GUID_Key;
    ddoi.dwOfs = dwObj;
    ddoi.dwType = DIDFT_MAKEINSTANCE(dwObj) | DIDFT_BUTTON;
    GetKeyNameTextW(((dwObj & 0x7f) << 16) | ((dwObj & 0x80) << 17), ddoi.tszName, sizeof(ddoi.tszName));

    /* And return our just filled device object instance structure */
    memcpy(pdidoi, &ddoi, (dwSize < sizeof(ddoi) ? dwSize : sizeof(ddoi)));
    
    _dump_OBJECTINSTANCEW(pdidoi);

    return DI_OK;
}

/******************************************************************************
  *     GetDeviceInfo : get information about a device's identity
  */
static HRESULT WINAPI SysKeyboardAImpl_GetDeviceInfo(
	LPDIRECTINPUTDEVICE8A iface,
	LPDIDEVICEINSTANCEA pdidi)
{
    SysKeyboardImpl *This = (SysKeyboardImpl *)iface;
    TRACE("(this=%p,%p)\n", This, pdidi);

    if (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA)) {
        WARN(" dinput3 not supported yet...\n");
	return DI_OK;
    }

    fill_keyboard_dideviceinstanceA(pdidi, This->dinput->dwVersion);
    
    return DI_OK;
}

static HRESULT WINAPI SysKeyboardWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface, LPDIDEVICEINSTANCEW pdidi) 
{
    SysKeyboardImpl *This = (SysKeyboardImpl *)iface;
    TRACE("(this=%p,%p)\n", This, pdidi);

    if (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW)) {
        WARN(" dinput3 not supported yet...\n");
	return DI_OK;
    }

    fill_keyboard_dideviceinstanceW(pdidi, This->dinput->dwVersion);
    
    return DI_OK;
}

static const IDirectInputDevice8AVtbl SysKeyboardAvt =
{
	IDirectInputDevice2AImpl_QueryInterface,
	IDirectInputDevice2AImpl_AddRef,
	SysKeyboardAImpl_Release,
	SysKeyboardAImpl_GetCapabilities,
	SysKeyboardAImpl_EnumObjects,
	SysKeyboardAImpl_GetProperty,
	SysKeyboardAImpl_SetProperty,
	SysKeyboardAImpl_Acquire,
	SysKeyboardAImpl_Unacquire,
	SysKeyboardAImpl_GetDeviceState,
	SysKeyboardAImpl_GetDeviceData,
	IDirectInputDevice2AImpl_SetDataFormat,
	SysKeyboardAImpl_SetEventNotification,
	IDirectInputDevice2AImpl_SetCooperativeLevel,
	SysKeyboardAImpl_GetObjectInfo,
	SysKeyboardAImpl_GetDeviceInfo,
	IDirectInputDevice2AImpl_RunControlPanel,
	IDirectInputDevice2AImpl_Initialize,
	IDirectInputDevice2AImpl_CreateEffect,
	IDirectInputDevice2AImpl_EnumEffects,
	IDirectInputDevice2AImpl_GetEffectInfo,
	IDirectInputDevice2AImpl_GetForceFeedbackState,
	IDirectInputDevice2AImpl_SendForceFeedbackCommand,
	IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
	IDirectInputDevice2AImpl_Escape,
	IDirectInputDevice2AImpl_Poll,
        IDirectInputDevice2AImpl_SendDeviceData,
        IDirectInputDevice7AImpl_EnumEffectsInFile,
        IDirectInputDevice7AImpl_WriteEffectToFile,
        IDirectInputDevice8AImpl_BuildActionMap,
        IDirectInputDevice8AImpl_SetActionMap,
        IDirectInputDevice8AImpl_GetImageInfo
};

#if !defined(__STRICT_ANSI__) && defined(__GNUC__)
# define XCAST(fun)	(typeof(SysKeyboardWvt.fun))
#else
# define XCAST(fun)	(void*)
#endif

static const IDirectInputDevice8WVtbl SysKeyboardWvt =
{
	IDirectInputDevice2WImpl_QueryInterface,
	XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
	XCAST(Release)SysKeyboardAImpl_Release,
	XCAST(GetCapabilities)SysKeyboardAImpl_GetCapabilities,
	SysKeyboardWImpl_EnumObjects,
	XCAST(GetProperty)SysKeyboardAImpl_GetProperty,
	XCAST(SetProperty)SysKeyboardAImpl_SetProperty,
	XCAST(Acquire)SysKeyboardAImpl_Acquire,
	XCAST(Unacquire)SysKeyboardAImpl_Unacquire,
	XCAST(GetDeviceState)SysKeyboardAImpl_GetDeviceState,
	XCAST(GetDeviceData)SysKeyboardAImpl_GetDeviceData,
	XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
	XCAST(SetEventNotification)SysKeyboardAImpl_SetEventNotification,
	XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
	SysKeyboardWImpl_GetObjectInfo,
	SysKeyboardWImpl_GetDeviceInfo,
	XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
	XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
	XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
	IDirectInputDevice2WImpl_EnumEffects,
	IDirectInputDevice2WImpl_GetEffectInfo,
	XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
	XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
	XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
	XCAST(Escape)IDirectInputDevice2AImpl_Escape,
	XCAST(Poll)IDirectInputDevice2AImpl_Poll,
        XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
        IDirectInputDevice7WImpl_EnumEffectsInFile,
        IDirectInputDevice7WImpl_WriteEffectToFile,
        IDirectInputDevice8WImpl_BuildActionMap,
        IDirectInputDevice8WImpl_SetActionMap,
        IDirectInputDevice8WImpl_GetImageInfo
};
#undef XCAST