/// <summary>
/// 전원 상태 감지 시스템을 초기화하고 시작합니다.
/// 처음 한 번만 호출하거나, Stop()을 먼저 호출한 후에 호출해야 합니다.
/// </summary>
public void InitPowerEvents()
{
var q = new WqlEventQuery();
q.EventClassName = "Win32_PowerManagementEvent";
managementEventWatcher = new ManagementEventWatcher(q);
managementEventWatcher.EventArrived += PowerEventArrive;
if (OnPowerSuspend != null)
{
foreach (Delegate d in OnPowerSuspend.GetInvocationList())
{
OnPowerSuspend -= (PowerEvent)d;
}
}
if (OnPowerResume != null)
{
foreach (Delegate d in OnPowerResume.GetInvocationList())
{
OnPowerResume -= (PowerEvent)d;
}
}
managementEventWatcher.Start();
//SystemEvents.PowerModeChanged += OnPowerChange;
}
private void PowerEventArrive(object sender, EventArrivedEventArgs e)
{
foreach (PropertyData pd in e.NewEvent.Properties)
{
if (pd == null || pd.Value == null)
{
continue;
}
var name = powerValues.ContainsKey(pd.Value.ToString())
? powerValues[pd.Value.ToString()]
: pd.Value.ToString();
Console.WriteLine("PowerEvent:" + name);
if (pd.Value.ToString() == "4" && OnPowerSuspend != null &&
OnPowerSuspend.GetInvocationList().Length > 0)
{
OnPowerSuspend();
}
else if (pd.Value.ToString() == "7" && OnPowerResume != null &&
OnPowerResume.GetInvocationList().Length > 0)
{
OnPowerResume();
}
}
}
