Refreshing the Desktop

[Alan777]

Check out these APIs:

Declare Function GetDesktopWindow Lib "user32" Alias "GetDesktopWindow" () As Long
 
Declare Function RedrawWindow Lib "user32" Alias "RedrawWindow" (ByVal hwnd As Long, lprcUpdate As RECT, ByVal hrgnUpdate As Long, ByVal fuRedraw As Long) As Long

And you might want to have a look here.