WinLockVisRegions - Parameters

hwndDesktop (HWND) - input

Desktop-window handle or HWND_DESKTOP.

fLock (BOOL) - input

Indicates whether the visible regions are being locked or unlocked.

TRUE

Lock the visible regions
FALSE
Unlock the visible regions.

rc (BOOL) - returns

Success indicator.

TRUE

Successful.
FALSE
An error occurred.

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