private static void MessageHandler(object args)
{
if (args is SleepEvent)
{
SleepChangeEventHandler h = OnSleepChange;
if (h != null)
{
h((SleepEvent)args);
}
}
else if (args is PowerEvent)
{
PowerEvent pe = (PowerEvent)args;
PowerLevelChangeEventHandler h = OnPowerLevelChange;
s_CurrentPowerLevel = pe.Level;
if (h != null)
{
h(pe);
}
}
}
/// <summary>
/// The Sleep method puts the device into a sleeps state that is only woken by the events described in the paramter wakeUpEvents.
/// Please note that if the event SystemTimer is not used, the system will not be woken up by any managed timers. In addition,
/// other threads will not be executed until this sleep call exits. This method raises the OnSleepChange event.
///
/// The MaximumTimeToActive property contains the timeout value for this call.
/// </summary>
/// <param name="level">Determines what level of sleep the system should enter. The behavior of the level is determined
/// by the hardware vendor.</param>
/// <param name="wakeUpEvents">Determines the events that will cause the system to exit the given sleep level</param>
public static void Sleep(SleepLevel level, HardwareEvent wakeUpEvents)
{
SleepChangeEventHandler h = OnSleepChange;
if (h != null)
{
SleepEvent e = new SleepEvent();
e.EventType = SleepEventType.ChangeRequested;
e.Level = level;
e.WakeUpEvents = wakeUpEvents;
e.Time = DateTime.UtcNow;
h(e);
}
InternalSleep(level, wakeUpEvents);
}