public uint GetIdleTime()
{
// ReSharper disable once SuggestVarOrType_SimpleTypes
LastInputInfo lastInputInfo = new LastInputInfo();
lastInputInfo.CbSize = (uint)Marshal.SizeOf(lastInputInfo);
GetLastInputInfo(ref lastInputInfo);
return((uint)Environment.TickCount - lastInputInfo.DwTime);
}
private static extern bool GetLastInputInfo(ref LastInputInfo lastInputInfo);
