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Categories / Delphi / System
 

Turning on Screen saver with code

Title: Turning on Screen saver with code. Question: How do I turn the Windows Screen Saver on in code? Answer: The following function tests to see if the WIndows Screen Saver is available, and if so, turns it on: function TurnScreenSaverOn : bool; var b : bool; begin result := false; if SystemParametersInfo(SPI_GETSCREENSAVEACTIVE, 0, @b, 0) true then exit; if not b then exit; PostMessage(GetDesktopWindow, WM_SYSCOMMAND, SC_SCREENSAVE, 0); result := true; end;