EventListener Class

Provides a listener to interact with the event system of the TwinCAT HMI server.

Inheritance Hierarchy

System.Object
Listener
TcHmiSrv.Core.Listeners.EventListener
Namespace: TcHmiSrv.Core.Listeners
Assembly: TcHmiSrvExtNet.Core (in TcHmiSrvExtNet.Core.dll) Version: 1.3.0.0

Syntax

C#

public sealed class EventListener : Listener, 
    IExternalCaller<string, ErrorValue>

The EventListener type exposes the following members.

Constructors

	Name	Description
	EventListener	Initializes a new instance of the EventListener class.

Properties

	Name	Description
	Type	Gets the type of the EventListener. (Overrides Listener.Type.)

Methods

	Name	Description
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object.)
	GetHashCode	Serves as the default hash function. (Inherited from Object.)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)

Events

	Name	Description
	OnChange	Called when an Event is changed.
	OnListEvents	Called when the Events are listed.
	OnReceive	Called when an extension is loaded and it's initial list of Events is fetched.
	OnRemoveEvent	Called when an Event is deleted.

Reference

TcHmiSrv.Core.Listeners Namespace

Further Information