/*****************************************************************************************************/
/* This is the objective of this sample ! */
/*****************************************************************************************************/
static void handler_OnEventNotify(BacnetClient sender, BacnetAddress adr, byte invoke_id, BacnetEventNotificationData EventData, bool need_confirm)
{
string val;
// if event enrollment dispaly which datapoint is being watched
if (EventData.eventObjectIdentifier.type == BacnetObjectTypes.OBJECT_EVENT_ENROLLMENT)
{
IList <BacnetValue> values;
sender.ReadPropertyRequest(adr, EventData.eventObjectIdentifier, BacnetPropertyIds.PROP_OBJECT_PROPERTY_REFERENCE, out values);
BacnetDeviceObjectPropertyReference obj = (BacnetDeviceObjectPropertyReference)values[0].Value;
val = adr.ToString() + ":" + EventData.initiatingObjectIdentifier.type + ":" + EventData.initiatingObjectIdentifier.instance + ":" + EventData.eventObjectIdentifier.type + ":" + EventData.eventObjectIdentifier.instance + " object Type : " + obj.objectIdentifier.type + " object Instance :" + obj.objectIdentifier.instance + " object Property :" + obj.propertyIdentifier;
}
else
{
val = adr.ToString() + ":" + EventData.initiatingObjectIdentifier.type + ":" + EventData.initiatingObjectIdentifier.instance + ":" + EventData.eventObjectIdentifier.type + ":" + EventData.eventObjectIdentifier.instance;
}
if (need_confirm)
{
sender.SimpleAckResponse(adr, BacnetConfirmedServices.SERVICE_CONFIRMED_EVENT_NOTIFICATION, invoke_id);
}
// Just to show how Acknowledgement can be programmed. Never Ack an alarm like this without tested the source, the reason, ... and normally with a human action
if (EventData.ackRequired)
{
sender.AlarmAcknowledgement(adr, EventData.eventObjectIdentifier, EventData.toState, "Alarmlistener", EventData.timeStamp, new BacnetGenericTime(DateTime.Now, BacnetTimestampTags.TIME_STAMP_DATETIME));
}
Console.WriteLine(val + " " + EventData.fromState + " to " + EventData.toState + " " + EventData.notifyType.ToString());
}
private void AckBt_Click(object sender, EventArgs e)
{
TreeNode tn = TAlarmList.SelectedNode;
if (tn == null)
{
return;
}
while (tn.Parent != null)
{
tn = tn.Parent; // go up
}
BacnetGetEventInformationData alarm = (BacnetGetEventInformationData)tn.Tag; // the alam content
bool SomeChanges = false;
for (int i = 0; i < 3; i++) // 3 transitions maybe to be ack To_Normal, To_OfNormal, To_Fault
{
if (alarm.acknowledgedTransitions.ToString()[i] == '0') // Transition to be ack, 1 means ok/already done
{
BacnetGenericTime bgt;
if (alarm.eventTimeStamps != null)
{
bgt = alarm.eventTimeStamps[i];
}
else // Deprecate Execution of GetAlarmSummary
{
// Read the event time stamp, we do not have it
IList <BacnetValue> values;
if (comm.ReadPropertyRequest(adr, alarm.objectIdentifier, BacnetPropertyIds.PROP_EVENT_TIME_STAMPS, out values, 0, (uint)i) == false)
{
Trace.TraceWarning("Error reading PROP_EVENT_TIME_STAMPS");
return;
}
String s1 = ((BacnetValue[])(values[0].Value))[0].ToString(); // Date & 00:00:00 for Hour
String s2 = ((BacnetValue[])(values[0].Value))[1].ToString(); // 00:00:00 & Time
DateTime dt = Convert.ToDateTime(s1.Split(' ')[0] + " " + s2.Split(' ')[1]);
bgt = new BacnetGenericTime(dt, BacnetTimestampTags.TIME_STAMP_DATETIME);
}
// something to clarify : BacnetEventStates or BacnetEventEnable !!!
BacnetEventNotificationData.BacnetEventStates eventstate = (BacnetEventNotificationData.BacnetEventStates)(2 - i);
if (comm.AlarmAcknowledgement(adr, alarm.objectIdentifier, eventstate, AckText.Text, bgt,
new BacnetGenericTime(DateTime.Now, BacnetTimestampTags.TIME_STAMP_DATETIME)) == true)
{
alarm.acknowledgedTransitions.SetBit((byte)i, true);
SomeChanges = true;
}
}
if (SomeChanges)
{
FillTreeNode();
}
}
}
