DataDrivenAdapterBase.RegisterEventListenerBase Method
Definition
Important
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Adds the specified listenerCallback
to the internal list of registered listeners. Once registered, RaiseEvent
can then be used to raise the event to the registered listeners.
protected:
bool RegisterEventListenerBase(System::String ^ eventName, System::String ^ controlName, EventHandler<Microsoft::Uii::HostedApplicationToolkit::DataDrivenAdapter::ControlChangedEventArgs ^> ^ listenerCallback);
protected bool RegisterEventListenerBase (string eventName, string controlName, EventHandler<Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter.ControlChangedEventArgs> listenerCallback);
member this.RegisterEventListenerBase : string * string * EventHandler<Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter.ControlChangedEventArgs> -> bool
Protected Function RegisterEventListenerBase (eventName As String, controlName As String, listenerCallback As EventHandler(Of ControlChangedEventArgs)) As Boolean
Parameters
- eventName
- String
Specifies the name of the event.
- controlName
- String
Specifies the name of the control. Event listener registration can be scoped at the data-driven adapter control level (specify blank or null to omit).
- listenerCallback
- EventHandler<ControlChangedEventArgs>
Specifies the callback associated with the listener.
Returns
Returns true
when registration was successful (duplicate registration attempts return false
).
Exceptions
EventName
and ListenerCallback
must not be null.