A typed callback method to be invoked for each significant monitored item change.
Syntax
'Declaration
<CanBeNullAttribute()>
<DefaultValueAttribute("")>
<XmlIgnoreAttribute()>
Public Property TypedCallback As OpcLabs.EasyOpc.UA.Generic.EasyUADataChangeNotificationEventHandler(Of TValue)
'Usage
Dim instance As EasyUADataChangeArguments(Of TValue)
Dim value As OpcLabs.EasyOpc.UA.Generic.EasyUADataChangeNotificationEventHandler(Of TValue)
instance.TypedCallback = value
value = instance.TypedCallback
[CanBeNull()]
[DefaultValue("")]
[XmlIgnore()]
public OpcLabs.EasyOpc.UA.Generic.EasyUADataChangeNotificationEventHandler<TValue> TypedCallback {get; set;}
[CanBeNull()]
[DefaultValue("")]
[XmlIgnore()]
public:
property OpcLabs.EasyOpc.UA.Generic.EasyUADataChangeNotificationEventHandler<TValue^>^ TypedCallback {
OpcLabs.EasyOpc.UA.Generic.EasyUADataChangeNotificationEventHandler<TValue^>^ get();
void set ( OpcLabs.EasyOpc.UA.Generic.EasyUADataChangeNotificationEventHandler<TValue^>^ value);
}
Property Value
If this is a null reference, only the
OpcLabs.EasyOpc.UA.IEasyUAClient.DataChangeNotification event is generated, but no callback method is invoked.
Requirements
Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows
See Also