_AppWidgetViewImpl::AddAppWidgetViewEventListener(IAppWidgetViewEventListener& listener)
{
bool exist = __pAppWidgetViewEventListenerList->Contains(&listener);
- SysTryReturn(NID_SHELL, exist, E_OBJ_ALREADY_EXIST, E_OBJ_ALREADY_EXIST, "[%s] Propagating.", GetErrorMessage(E_OBJ_ALREADY_EXIST));
+ SysTryReturn(NID_SHELL, exist == false, E_OBJ_ALREADY_EXIST, E_OBJ_ALREADY_EXIST, "[%s] Propagating.", GetErrorMessage(E_OBJ_ALREADY_EXIST));
__pAppWidgetViewEventListenerList->Add(&listener);