MessageExtensionExtensions.OnSelectItem Method
Definition
Important
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Registers a handler for message extension select item invoke activities. Cannot be combined with OnInvoke(TeamsBotApplication, InvokeHandler).
public static Microsoft.Teams.Apps.TeamsBotApplication OnSelectItem(this Microsoft.Teams.Apps.TeamsBotApplication app, Microsoft.Teams.Apps.MessageExtensions.MessageExtensionSelectItemHandler handler);static member OnSelectItem : Microsoft.Teams.Apps.TeamsBotApplication * Microsoft.Teams.Apps.MessageExtensions.MessageExtensionSelectItemHandler -> Microsoft.Teams.Apps.TeamsBotApplication<Extension()>
Public Function OnSelectItem (app As TeamsBotApplication, handler As MessageExtensionSelectItemHandler) As TeamsBotApplicationParameters
The Teams bot application.
The handler to register.
Returns
The updated Teams bot application.
Remarks
Breaking change: previously a catch-all invoke handler could be registered alongside specific invoke handlers. This combination now throws at registration time.