System Delphi

Title: How to change the wallpaper in Windows 95/NT Wallpaper
Question:
Answer:
var
Reg: TRegIniFile;
begin
Reg := TRegIniFile.Create('Control Panel');
Reg.WriteString('desktop', 'Wallpaper', 'c:\windows\mybmp.bmp');
Reg.WriteString('desktop', 'TileWallpaper', '1');
Reg.Free;
SystemParametersInfo(SPI_SETDESKWALLPAPER, 0, nil, SPIF_SENDWININICHANGE);
end;