/// <summary>
/// Set up unattended power management mode so reader
/// can be shut down cleanly before handheld suspends.
/// </summary>
/// <param name="portName"></param>
private static void EnableUnattendedReaderMode(string portName)
{
DebugLog_Log_ToDisk("EnableUnattendedReaderMode");
lock (rdrPowerReqHandles)
{
if (0 == rdrPowerReqHandles.Count)
{
// See Unattended Mode example at http://stackoverflow.com/questions/336771/how-can-i-run-code-on-windows-mobile-while-being-suspended
//Modify for could not turn on issue
//CoreDLL.PowerPolicyNotify(PPNMessage.PPN_UNATTENDEDMODE, 1);
//DebugLog_Log_ToDisk("Set PPN_UNATTENDEDMODE to 1");
// Request that devices remain powered in unattended mode
// NOTE: If you don't do this, the system suspends anyway 1 minute after you press the power button
// (USB reader power light goes out, system publishes a Suspend notification.)
// With this request, it seems to run indefinitely.
foreach (string devName in new string[] {
portName + ":", // RFID Reader
"wav1:", // Speaker
"com3:", // GPS Intermediate Driver
})
{
IntPtr handle = CoreDLL.SetPowerRequirement(devName, CEDeviceDriverPowerStates.D0,
DevicePowerFlags.POWER_NAME | DevicePowerFlags.POWER_FORCE,
nullIntPtr, 0);
rdrPowerReqHandles.Add(handle);
DebugLog_Log_ToDisk("Set PowerRequirement " + handle.ToString() + " for " + devName);
}
}
}
}
/// <summary>
/// Check status of connection and restore, if down
/// </summary>
public static void CheckConnection()
{
if (!subscriptionsDone)
{
Utility.PowerManager.PowerNotify += new PowerManager.PowerEventHandler(PowerManager_PowerNotify);
DebugLog.Log += new LogProvider.LogHandler(DebugLog_Log_ToDisk);
subscriptionsDone = true;
}
lock (readerLock)
{
try
{
if (null == _rdr)
{
//Modify for could not turn on issue
CoreDLL.PowerPolicyNotify(PPNMessage.PPN_UNATTENDEDMODE, 1);
DebugLog_Log_ToDisk("Set PPN_UNATTENDEDMODE to 1");
_rdr = RFIDScanner.ConnectReader();
EnableUnattendedReaderMode(Utility.ReaderPortName);
//_rdr.ParamSet("/reader/powerMode", Reader.PowerMode.MEDSAVE);
_rdr.ParamSet("/reader/powerMode", Reader.PowerMode.FULL);
}
}
catch (Exception)
{
throw;
}
}
}
private int BatteryStatusCheck()
{
try
{
if (CoreDLL.GetSystemPowerStatusEx2(status, (uint)Marshal.SizeOf(status), true) != 0)
{
if (status.BatteryLifePercent <= 5)
{
return(1);
}
else if (status.BatteryVoltage < 3700)
{
return(2);
}
else
{
return(0);
}
}
}
catch (Exception ex)
{
writeErrorLog(ex.Message, ex);
throw ex;
}
return(-1);
}
/// <summary>
/// Withdraw unattended power management requirements
/// to allow handheld to fully suspend.
/// </summary>
private static void DisableUnattendedReaderMode()
{
lock (rdrPowerReqHandles)
{
if (0 < rdrPowerReqHandles.Count)
{
foreach (IntPtr handle in rdrPowerReqHandles)
{
CoreDLL.ReleasePowerRequirement(handle);
DebugLog_Log_ToDisk("Released PowerRequirement " + handle.ToString());
}
rdrPowerReqHandles.Clear();
//Modify for could not turn on issue
DebugLog_Log_ToDisk("Set PPN_UNATTENDEDMODE to 0");
CoreDLL.PowerPolicyNotify(PPNMessage.PPN_UNATTENDEDMODE, 0);
//DebugLog_Log_ToDisk("Set PPN_UNATTENDEDMODE to 0");
}
}
}
private void Main_Closing(object sender, CancelEventArgs e)
{
CoreDLL.ShowTaskbar();
}
private void Main_Load(object sender, EventArgs e)
{
CoreDLL.HideTaskbar();
}