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Contains the header information that is part of the raw input data.
Syntax
typedef struct tagRAWINPUTHEADER {
DWORD dwType;
DWORD dwSize;
HANDLE hDevice;
WPARAM wParam;
} RAWINPUTHEADER, *PRAWINPUTHEADER, *LPRAWINPUTHEADER;
Members
dwType
Type: DWORD
The type of raw input. It can be one of the following values:
| Value | Meaning |
|---|---|
| RIM_TYPEMOUSE 0 | Raw input comes from the mouse. |
| RIM_TYPEKEYBOARD 1 | Raw input comes from the keyboard. |
| RIM_TYPEHID 2 | Raw input comes from some device that is not a keyboard or a mouse. |
dwSize
Type: DWORD
The size, in bytes, of the entire input packet of data. This includes RAWINPUT plus possible extra input reports in the RAWHID variable length array.
hDevice
Type: HANDLE
A handle to the device generating the raw input data.
wParam
Type: WPARAM
The value passed in the wParam parameter of the WM_INPUT message.
Remarks
To get more information on the device, use hDevice in a call to GetRawInputDeviceInfo. hDevice can be zero if an input is received from a precision touchpad.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows XP [desktop apps only] |
| Minimum supported server | Windows Server 2003 [desktop apps only] |
| Header | winuser.h (include Windows.h) |
See also
Conceptual
Reference