DispositivosDeReceberEntradaCrua

Allows PresentationHost.exe to discover the raw input devices (Human Interface Devices) that the host application is interested in.

HRESULT GetRawInputDevices( [out] IEnumRAWINPUTDEVICE **ppEnum );

Parâmetros

ppEnum

[out] A pointer to an IEnumRAWINPUTDEVICE for enumerating the raw input devices.

Property Value/Return Value

HRESULT:

S_OK - IEnumRAWINPUTDEVICE will only be used by PresentationHost.exe if S_OK is returned.

E_NOTIMPL

Comentários

Raw input devices are the set of input devices that includes keyboards, mice, and less traditional devices like remote controls.

Depois que a lista de dispositivos brutos de entrada foram recuperada, PresentationHost.exe registra-se com os dispositivos para receber mensagens de notificação de WM_INPUT.

Consulte também

Referência

FilterInputMessage

Outros recursos

https://msdn.microsoft.com/library/default.asp?url=/library/en-us/winui/winui/windowsuserinterface/userinput/rawinput/rawinputreference/rawinputfunctions/getrawinputdevicelist.asp