namespace Msp {
namespace GLtk {
+class Panel;
class Part;
class Resources;
class Style;
const Style *style;
State state;
bool visible;
+ Panel *parent;
Widget(const Resources &);
public:
- virtual ~Widget() { }
+ virtual ~Widget();
void set_position(int, int);
void set_size(unsigned, unsigned);
void set_geometry(const Geometry &);
*/
void set_style(const std::string &);
+ void set_visible(bool);
+ void set_focus();
+
const Geometry &get_geometry() const { return geom; }
bool is_visible() const { return visible; }
void render() const;
protected:
- virtual void render_part(const Part &) const;
void render_graphic(const Part &) const;
void render_text(const Part &, const std::string &) const;
+ virtual void render_special(const Part &) const { }
public:
// Events
virtual void button_press(int, int, unsigned) { }
virtual void button_release(int, int, unsigned) { }
virtual void pointer_motion(int, int) { }
- virtual void pointer_enter() { }
- virtual void pointer_leave() { }
+ virtual void pointer_enter();
+ virtual void pointer_leave();
virtual void key_press(unsigned, unsigned, wchar_t) { }
virtual void key_release(unsigned, unsigned) { }
- virtual void focus_in() { }
- virtual void focus_out() { }
+ virtual void focus_in();
+ virtual void focus_out();
protected:
/**
*/
virtual const char *get_class() const { return "widget"; }
+ /**
+ Gets a style object from the resource collection based on the class and
+ style names of the widget.
+ */
void update_style();
+
+ /**
+ Sets the widget's parent Panel. The widget must be unparented when calling
+ this function with a nonzero parameter.
+ */
+ void set_parent(Panel *);
+
+ /**
+ A helper function to set the parent of another widget.
+ */
+ void set_parent(Widget &, Panel *);
+
+ // More events
+ virtual void on_geometry_change() { }
+ virtual void on_style_change() { }
+ virtual void on_reparent() { }
};
} // namespace GLtk