//-----------------
public MyAeSubscription(MyAeSession parentSession) : base(parentSession)
{
PerformStateTransitionCompleted += new PerformStateTransitionEventHandler(HandlePerformObjectStateTransitionCompleted);
StateChangeCompleted += new StateChangeEventHandler(HandleStateChangeCompleted);
AeEventsReceived += new AeEventsReceivedEventHandler(HandleEventsReceived);
AeConditionsChanged += new AeConditionsChangedEventHandler(HandleConditionsChanged);
}
} // end ProcessCommandLine
public void Terminate()
{
// disconnect all the connected objects
if (m_aeSubscription.CurrentState != EnumObjectState.DISCONNECTED)
{
m_aeSubscription.Disconnect(new ExecutionOptions());
}
if (m_aeSession.CurrentState != EnumObjectState.DISCONNECTED)
{
m_aeSession.Disconnect(new ExecutionOptions());
}
// remove subscription from session
m_aeSession.RemoveAeSubscription(m_aeSubscription);
// remove session from application
GetApplication().RemoveAeSession(m_aeSession);
// terminate the application
GetApplication().Terminate();
m_aeSession = null;
m_aeSubscription = null;
m_executionOptions = null;
} // end Terminate
} //end GetConditionState
public int InitializeAeObjects()
{
int connectResult = (int)EnumResultCode.E_FAIL;
m_executionOptions = new ExecutionOptions();
m_executionOptions.ExecutionType = EnumExecutionType.ASYNCHRONOUS;
m_executionOptions.ExecutionContext = 0;
try
{
m_aeSession = new MyAeSession("opcae:///Softing.OPCToolboxDemo_ServerAE.1/{2E565243-B238-11D3-842D-0008C779D775}");
m_aeSubscription = new MyAeSubscription(m_aeSession);
connectResult = m_aeSession.Connect(true, false, new ExecutionOptions());
//define the event areas that will be used to filter events
//TODO replace the array below with your own areas
// NOTE: Areas excluded from this filter will not send events/conditions to the AE client.
// If no filter is set, all areas will fire events.
string[] areas = new string[] { "computer.mouse", "computer.clock" };
//set the previously defined areas for filtering
m_aeSubscription.FilterAreas = areas;
//define the event sources that will be used to filter events
//TODO replace the array below with your own sources
// NOTE: Sources excluded from this filter will not send events/conditions to the AE client.
// If no filter is set, all sources will fire events.
string[] sources = new string[] { "computer.mouse.right button", "computer.mouse.middle button", "computer.clock.timer", "computer.clock.time slot 1", "computer.clock.time slot 2" };
//set the previously defined sources for filtering
m_aeSubscription.FilterSources = sources;
//define the categories that will be used to filter events ("time tick" category is used)
//TODO replace the array below with your own category ids
// NOTE: Category IDs excluded from this filter will not send events/conditions to the AE client.
// If no filter is set, all categories will fire events.
uint[] categoryIds = new uint[] { 1, 2, 3 };
//set the previously defines categoryIds for filtering
m_aeSubscription.FilterCategories = categoryIds;
// NOTE: Event/conditions property IDs not included in this filter will not be displayed.
// If no property filter is set, NO PROPERTIES WILL BE SENT WITH EACH EVENT/CONDITION (except for standard AE event/condition properties).
AeReturnedAttributes[] returnedAttributes = new AeReturnedAttributes[3];
// category ID: 1 (time tick)
// attribute IDs: 1 (second)
uint[] attributeIds = new uint[1];
attributeIds[0] = 1;
returnedAttributes[0] = new AeReturnedAttributes();
returnedAttributes[0].AttributeIds = attributeIds;
returnedAttributes[0].CategoryId = 1;
// category ID: 2 (time slot)
// attribute IDs: 2 (second), 3 (start second), 4 (end second)
attributeIds = new uint[3];
attributeIds[0] = 2;
attributeIds[1] = 3;
attributeIds[2] = 4;
returnedAttributes[1] = new AeReturnedAttributes();
returnedAttributes[1].AttributeIds = attributeIds;
returnedAttributes[1].CategoryId = 2;
// category ID: 3 (mouse click)
// attribute IDs: 5 (x position), 6 (y position)
attributeIds = new uint[2];
attributeIds[0] = 5;
attributeIds[1] = 6;
returnedAttributes[2] = new AeReturnedAttributes();
returnedAttributes[2].AttributeIds = attributeIds;
returnedAttributes[2].CategoryId = 3;
m_aeSubscription.ReturnedAttributes = returnedAttributes;
}
catch (Exception exc)
{
GetApplication().Trace(
EnumTraceLevel.ERR,
EnumTraceGroup.USER,
"OpcClient::InitializeAeObjects",
exc.ToString());
} // end try...catch
return(connectResult);
} // end InitializeAeObjects