This class stores history stack for undo/redo.
Definition MRHistoryStore.h:16
ChangeType
Signal is called after this store changed.
Definition MRHistoryStore.h:83
virtual std::string isAvailable(const std::vector< std::shared_ptr< const Object > > &) const override
return empty string if all requirements are satisfied, otherwise return first unsatisfied requirement
virtual std::string isAvailable(const std::vector< std::shared_ptr< const Object > > &) const override
return empty string if all requirements are satisfied, otherwise return first unsatisfied requirement