There is a single subclass, Fl_Simple_Counter.
//values for type(): #define FL_NORMAL_COUNTER 0 #define FL_SIMPLE_COUNTER 1 Fl_Counter(int,int,int,int,const char *); ~Fl_Counter(); float value() const {return value_;} int value(float); void bounds(float *a,float *b) const {*a = min; *b = max;} void bounds(float a,float b) {min = a; max = b;} float step() const {return step_;} float lstep() const {return lstep_;} void step(float a) {step_ = a; lstep_ = 10*a;} void step(float a,float b) {step_ = a; lstep_ = b;} uchar precision() const {return precision_;} void precision(uchar v) {precision_ = v;} uchar when() const {return when_;} void when(uchar a) {when_ = a;}