class Style;
/**
-Base class for all widgets. Derived classes should call update_style in
-constructor, because it can't be done correctly in the Widget constructor.
+Base class for all widgets.
*/
class Widget
{
PartCache part_cache;
Widget();
+private:
+ Widget(const Widget &);
+ Widget &operator=(const Widget &);
public:
virtual ~Widget();
void set_position(int, int);
void set_size(unsigned, unsigned);
void autosize();
+ void autosize(Geometry &) const;
protected:
- virtual void autosize_special(const Part &, Geometry &) { }
+ virtual void autosize_special(const Part &, Geometry &) const { };
public:
void set_geometry(const Geometry &);
const Geometry &get_geometry() const { return geom; }
void set_focusable(bool);
bool is_focusable() const { return focusable; }
void set_focus();
+ void set_enabled(bool);
+ bool is_enabled() const { return !(state&DISABLED); }
protected:
void set_state(State s) { set_state(s, s); }
void clear_state(State s) { set_state(s, NORMAL); }
void set_state(State, State);
+public:
+ State get_state() const { return state; }
+protected:
void rebuild();
virtual void rebuild_special(const Part &);
virtual void pointer_motion(int, int) { }
virtual void pointer_enter();
virtual void pointer_leave();
+ virtual void touch_press(int, int, unsigned);
+ virtual void touch_release(int, int, unsigned);
+ virtual void touch_motion(int, int, unsigned);
virtual void key_press(unsigned, unsigned) { }
virtual void key_release(unsigned, unsigned) { }
virtual void character(wchar_t) { }