#If Win16 Then
Declare Function LockWindowUpdate Lib _ "User" (ByVal hWndLock As Integer) As Integer #Else Declare Function LockWindowUpdate Lib _ "user32" (ByVal hWndLock As Long) As Long #End If 'The hWndLock variable refers to the hWnd property of the form where you don't want 'to have screen updates shown. When you reissue the LockWindowUpdate with a value 'of 0 for hwndLock, you'll free up the screen and all updates will be shown instantly: Dim lErr as Long Dim x as Integer 'No list box flicker, it will appear blank for 'just a moment… Screen.MousePointer = vbHourglass lErr = LockWindowUpdate(Me.hWnd) For x = 1 to 5000 lstMyListbox.AddItem CStr(x) Next Now all the information is there: lErr = LockWindowUpdate(0) Screen.MousePointer = vbDefault Developers often need to load forms with information, which is time-consuming. The form is often a list box filled from an outside source, and this causes the list-box contents to flash annoyingly as the information goes into it. Solve this by bringing in the declaration of the LockWindowUpdate API call: |