SetMessageExtraInfo function user32
Sets the extra message information for the current thread. Extra message information is an application- or driver-defined value associated with the current thread's message queue. An application can use the GetMessageExtraInfo function to retrieve a thread's extra message information.
LPARAM SetMessageExtraInfo(
LPARAM lParam
);
Implementation
int SetMessageExtraInfo(int lParam) => _SetMessageExtraInfo(lParam);