hwndDeskTop (HWND) - input

Desktop-window handle.

HWND_DESKTOP

The desktop-window handle
Other
Specified desktop-window handle.

abKeyStateTable (PBYTE) - in/out

Key state table.

This is a 256-byte table indexed by virtual key value.

For any virtual key, the 0x80 bit is set if the key is down, and zero if it is up. The 0x01 bit is set if the key is toggled, (pressed an odd number of times), otherwise it is zero.

fSet (BOOL) - input

Set indicator.

TRUE

The keyboard state is set from abKeyStateTable
FALSE
The keyboard state is copied to abKeyStateTable.

rc (BOOL) - returns

Success indicator.

TRUE

Successful completion
FALSE
Error occurred.

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