procedure TForm1.SetCDAutoRun(AAutoRun: Boolean);
const
DoAutoRun: array[Boolean] of Integer = (0, 1);
var
Reg: TRegistry;
begin
try
Reg := TRegistry.Create;
Reg.RootKey := HKEY_LOCAL_MACHINE;
if Reg.KeyExists('System\CurrentControlSet\Services\Class\CDROM') then
begin
if Reg.OpenKey('System\CurrentControlSet\Services\Class\CDROM', False) then
Reg.WriteBinaryData('AutoRun', DoAutoRun[AAutoRun], 1);
end
finally
Reg.Free;
end;
ShowMessage('Your settings will take effect on the next reboot of Windows.');
end;