21 virtual QVariant &value() = 0;
22 virtual void update() = 0;
23 virtual Kind kind() const = 0;
24 virtual QString docs() const = 0;
25 virtual QString id() const = 0;
26 virtual void addDependency(Input *option) = 0;
27 virtual void setEnabled(bool) = 0;
28 virtual void updateDependencies() = 0;
29 virtual void reset() = 0;
30 virtual void writeValue(QTextStream &t,QTextCodec *codec) = 0;