Syntax
Parameters
async   _In_Type: XAsyncBlock* A pointer to the XAsyncBlock object that was passed to XGameUiShowMessageDialogAsync. resultButton   _Out_
Type: XGameUiMessageDialogButton* Indicates the button that the user selected in the message dialog box.
Return value
Type: HRESULT HRESULT success or error code.Remarks
Typically, you specify this function in XAsyncBlock as the callback function for XGameUiShowMessageDialogAsync. You can also retrieve the result by calling this function afterXGameUiShowMessageDialogAsync completes.