DataDrivenAdapterBase.UnregisterEventListenerBase Method

Reference

Definition

Namespace:: Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter

Assembly:: Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter.dll

Important

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Removes the specified listenerCallback from the internal list of registered listeners. Once unregistered, RaiseEvent no longer can be used to raise the event.

protected:
 bool UnregisterEventListenerBase(System::String ^ eventName, System::String ^ controlName, EventHandler<Microsoft::Uii::HostedApplicationToolkit::DataDrivenAdapter::ControlChangedEventArgs ^> ^ listenerCallback);

protected bool UnregisterEventListenerBase (string eventName, string controlName, EventHandler<Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter.ControlChangedEventArgs> listenerCallback);

member this.UnregisterEventListenerBase : string * string * EventHandler<Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter.ControlChangedEventArgs> -> bool

Protected Function UnregisterEventListenerBase (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 control name. 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

Boolean

Returns true when unregistration was successful (duplicate unregistration attempts return false).

Exceptions

ArgumentNullException

EventName and ListenerCallback must not be null.

Applies to