title AsyncBase::FireProgress Method | Microsoft Docs ms.custom ms.date 11/04/2016 ms.reviewer ms.suite ms.technology cpp-windows ms.tgt_pltfrm ms.topic reference f1_keywords async/Microsoft::WRL::AsyncBase::FireProgress dev_langs C++ helpviewer_keywords FireProgress method ms.assetid 4512bef6-0ebc-4465-9b8a-4c9dfa82084c caps.latest.revision 3 author mikeblome ms.author mblome manager ghogen ms.workload cplusplus uwp AsyncBase::FireProgress Method Invokes the current progress event handler. Syntax void FireProgress( const typename ProgressTraits::Arg2Type arg ); Parameters arg The event handler method to invoke. Remarks ProgressTraits is derived from ArgTraitsHelper Structure. Requirements Header: async.h Namespace: Microsoft::WRL See Also AsyncBase Class