Code:
class BIB_Roboterbedienung {
private:
  BIB_Taster taster_Mod1_R {0};
  BIB_Taster taster_Mod1_M {1};
//...

  BIB_Joystick joystick_Mod1 {2, 3, 4};
//...

public:
  BIB_Roboterbedienung() {}
//...

};
oder:
Code:
class BIB_Roboterbedienung {
private:
  BIB_Taster taster_Mod1_R;
  BIB_Taster taster_Mod1_M;
//...

  BIB_Joystick joystick_Mod1;
//...

public:
  BIB_Roboterbedienung() :
    taster_Mod1_R(0),
    taster_Mod1_M(1),
    //...
    joystick_Mod1(2, 3, 4),
   //...
   {}

//...
};