+ virtual void rebuild_special(const Part &);
+ virtual void render_special(const Part &, GL::Renderer &) const;
+
+public:
+ virtual void key_press(unsigned, unsigned);
+ virtual void character(wchar_t);
+ virtual void focus_out();
+private:
+ virtual void on_geometry_change();
+ virtual void on_style_change();
+
+ void set_edit_position(unsigned);
+ void reposition_slider();
+ void check_view_range();
+ void slider_value_changed(double);