Mcro::Observable::CChangeNextPreviousListener Concept Reference

#include <Observable.Fwd.h>

Concept definition

template<typename Function, typename T>
concept Mcro::Observable::CChangeNextPreviousListener =  CChangeListener<Function, T>
        && TFunction_ArgCount<Function> == 2
        && CConvertibleTo<TOptional<T>, TFunction_ArgDecay<Function, 1>>
    

Detailed Description

Concept describing a function which can listen to changes to the current and the previous values of a TState

Definition at line 114 of file Observable.Fwd.h.