/// <summary>
///
/// </summary>
/// <returns>Returns information about system idle time.</returns>
public static IdleTimeInfo GetIdleTimeInfo()
{
int systemUptime = Environment.TickCount,
lastInputTicks = 0,
idleTicks = 0;
LASTINPUTINFO lastInputInfo = new LASTINPUTINFO();
lastInputInfo.CbSize = (uint)Marshal.SizeOf(lastInputInfo);
lastInputInfo.DwTime = 0;
if (!GetLastInputInfo(ref lastInputInfo))
return new IdleTimeInfo
{
LastInputTime = DateTime.Now.AddMilliseconds(-1*idleTicks),
IdleTime = new TimeSpan(0, 0, 0, 0, idleTicks),
SystemUptimeMilliseconds = systemUptime,
};
lastInputTicks = (int)lastInputInfo.DwTime;
idleTicks = systemUptime - lastInputTicks;
return new IdleTimeInfo
{
LastInputTime = DateTime.Now.AddMilliseconds(-1 * idleTicks),
IdleTime = new TimeSpan(0, 0, 0, 0, idleTicks),
SystemUptimeMilliseconds = systemUptime,
};
}
static extern bool GetLastInputInfo(ref LASTINPUTINFO plii);
