WebDataDrivenAdapter.UnregisterEventListener Method (String, String, EventHandler<ControlChangedEventArgs>)

Applies To: Dynamics 365 (online), Dynamics 365 (on-premises), Dynamics CRM 2013, Dynamics CRM 2015, Dynamics CRM 2016

Facilitates explicit WebDDA event listener unregistration. Called for every registered event on Dispose().

Namespace:   Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter
Assembly:  Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter (in Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter.dll)

Syntax

public override bool UnregisterEventListener(
    string eventName,
    string controlName,
    EventHandler<ControlChangedEventArgs> listenerCallback
)

Public Overrides Function UnregisterEventListener (
    eventName As String,
    controlName As String,
    listenerCallback As EventHandler(Of ControlChangedEventArgs)
) As Boolean

Parameters

• eventName
  Type: System.String

  Specifies the name of the event.

• controlName
  Type: System.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
  Type: System.EventHandler<ControlChangedEventArgs>

  Specifies the callback associated with the listener.

Return Value

Type: System.Boolean

True if unregistration was successful (duplicate unregistration attempts return false).

Exceptions

See Also

WebDataDrivenAdapter Class
Microsoft.Uii.HostedApplicationToolkit.DataDrivenAdapter Namespace

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