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Retrieves the source of the input message.
Syntax
BOOL GetCurrentInputMessageSource(
[out] INPUT_MESSAGE_SOURCE *inputMessageSource
);
Parameters
[out] inputMessageSource
The INPUT_MESSAGE_SOURCE structure that holds the device type and the ID of the input message source.
Note deviceType in INPUT_MESSAGE_SOURCE is set to IMDT_UNAVAILABLE when SendMessage is used to inject input (system generated or through messages such as WM_PAINT). This remains true until SendMessage returns.
Return value
If this function succeeds, it returns TRUE. Otherwise, it returns FALSE. To retrieve extended error information, call the GetLastError function.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 8 [desktop apps only] |
| Minimum supported server | Windows Server 2012 [desktop apps only] |
| Target Platform | Windows |
| Header | winuser.h |
| Library | User32.lib |
| DLL | User32.dll |
| API set | ext-ms-win-rtcore-ntuser-wmpointer-l1-1-0 (introduced in Windows 10, version 10.0.14393) |