38 virtual void set_group (std::shared_ptr<ControlGroup>) = 0;
39 virtual bool push_group (std::shared_ptr<ControlGroup>) = 0;
virtual bool push_group(std::shared_ptr< ControlGroup >)=0
virtual void set_group(std::shared_ptr< ControlGroup >)=0
virtual ~ControlGroupMember()
virtual bool pop_group()=0