| public Activate ( ISystemContext context ) : void | ||
| context | ISystemContext | The system context. |
| 리턴 | void | |
/// <summary>
/// Creates a new dialog condition
/// </summary>
private DialogConditionState CreateDialog(string dialogName)
{
ISystemContext context = m_nodeManager.SystemContext;
DialogConditionState node = new DialogConditionState(this);
node.SymbolicName = dialogName;
// specify optional fields.
node.EnabledState = new TwoStateVariableState(node);
node.EnabledState.TransitionTime = new PropertyState<DateTime>(node.EnabledState);
node.EnabledState.EffectiveDisplayName = new PropertyState<LocalizedText>(node.EnabledState);
node.EnabledState.Create(context, null, BrowseNames.EnabledState, null, false);
// specify reference type between the source and the alarm.
node.ReferenceTypeId = ReferenceTypeIds.HasComponent;
// This call initializes the condition from the type model (i.e. creates all of the objects
// and variables requried to store its state). The information about the type model was
// incorporated into the class when the class was created.
node.Create(
context,
null,
new QualifiedName(dialogName, this.BrowseName.NamespaceIndex),
null,
true);
this.AddChild(node);
// initialize event information.
node.EventId.Value = Guid.NewGuid().ToByteArray();
node.EventType.Value = node.TypeDefinitionId;
node.SourceNode.Value = this.NodeId;
node.SourceName.Value = this.SymbolicName;
node.ConditionName.Value = node.SymbolicName;
node.Time.Value = DateTime.UtcNow;
node.ReceiveTime.Value = node.Time.Value;
node.LocalTime.Value = Utils.GetTimeZoneInfo();
node.Message.Value = "The dialog was activated";
node.Retain.Value = true;
node.SetEnableState(context, true);
node.SetSeverity(context, EventSeverity.Low);
// initialize the dialog information.
node.Prompt.Value = "Please specify a new state for the source.";
node.ResponseOptionSet.Value = s_ResponseOptions;
node.DefaultResponse.Value = 2;
node.CancelResponse.Value = 2;
node.OkResponse.Value = 0;
// set up method handlers.
node.OnRespond = OnRespond;
// this flag needs to be set because the underlying system does not produce these events.
node.AutoReportStateChanges = true;
// activate the dialog.
node.Activate(context);
// return the new node.
return node;
}
