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Visual Basic (Microsoft) Versions 5/6 FAQ

API

How can I lock the screen? by Michael42
Posted: 13 Feb 03

''' Place in Declarations Section

'To lock the screen update temporarily
Declare Function LockWindowUpdate Lib "User" (ByVal hWndLock As Integer) As Integer
Declare Function GetDesktopWindow Lib "User" () As Integer

'''From Within Program
   
   'Lock Screen = = = = = = = = = = = = = = = = = =
   Dim l as Integer
   Screen.MousePointer = HOURGLASS
   l% = LockWindowUpdate(GetDesktopWindow())

...Process Here

   'Unlock Screen = = = = = = = = = = = = = = = = =
   Screen.MousePointer = DEFAULT
   l% = LockWindowUpdate(0)


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