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The routine also illustrates the use of the Screen Updating property (code listed above).' --------------------------------------------------------------------------------Sub Open PPSFor Edit() On Error Go To Err Handle Dim p Show As Presentation ' Lock the window to prevent refreshing ' See above article example for the code Screen Updating = False 'Open the show, however use additional flag - With Window set to FALSE Set p Show = Presentations.Raise Number:=vb Object Error ERR_NO_WINDOW_HANDLE, _ Description:="Unable to get the Power Point Window handle" Exit Property End If If Lock Window Update(hwnd) = 0 Then Err.Raise Number:=vb Object Error ERR_WINDOW_LOCK_FAIL, _ Description:="Unable to set a Power Point window lock" Exit Property End If Else ' Unlock the Window to refresh Lock Window Update (0&) Update Window (hwnd) hwnd = 0 End If End Property 'Sample Usage: Sub Long Processing Sub() ' Lock screen redraw Screen Updating=False ' --- Long time consuming code ' Redraw screen again Screen Updating=True ' Also see below article for another example of usage of the code End Sub It's fairly simple to open a Power Point file (*.ppt) for editing using VBA code however opening a Power Point Show (*.pps) file for editing is altogether another matter. Open method and it defaults to open the file in Slide Show mode. The routine below illustrates a manner of woring around the default behaviour and opening the file for editing.Excel & Word have the Screen Updating method thru which a developer can lock the main window from unnecessarily redrawing itself whilst the macro is being executed. If left alone, redrawing is not only ugly on the eyes it also takes more time for the macro to reach completion.Hence I created this generic wrapper to lock the window updates.When this task is completed, the hourglass changes back to a pointer and screen repainting is turned back on. Public Sub Echo Off() ' Open the Employees form minimized.
You may also want to turn repainting off if your code makes changes that the user should not or does not need to see.You may want to create a macro that turns repainting on and then assign the macro to a key or custom menu command. You can then use the key combination or menu command to turn repainting on if it has been turned off in Visual Basic. You can increase the speed of some procedures by keeping screen updating turned off. Insert Paragraph After End With If x Mod 50 = 0 Then Active Document. You must set the Screen Updating property to True when the procedure finishes or when it stops after an error.