X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fwidget.h;h=9caae9fb6216180654c9165dbe1893f2f1fec999;hb=707b59d45ae50b69c94918f8f74313283b304597;hp=5c81b8056e6f409641095b2303513a95eff4d3ae;hpb=d2d5b4c4dedf90a42dd2baff8334318b1d000f64;p=libs%2Fgltk.git

diff --git a/source/widget.h b/source/widget.h
index 5c81b80..9caae9f 100644
--- a/source/widget.h
+++ b/source/widget.h
@@ -53,6 +53,9 @@ protected:
 	PartCache part_cache;
 
 	Widget();
+private:
+	Widget(const Widget &);
+	Widget &operator=(const Widget &);
 public:
 	virtual ~Widget();
 
@@ -62,12 +65,15 @@ public:
 	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 map_coords_to_ancestor(int &, int &, const Widget &) const;
+
 protected:
 	/** Sets the widget's parent Container.  The widget must be unparented when
 	calling this function with a non-null parameter. */
@@ -75,6 +81,16 @@ protected:
 public:
 	Container *get_parent() const { return parent; }
 
+	/** Finds the closest ancestor of a specific type. */
+	template<typename T>
+	T *find_ancestor() const
+	{
+		for(Widget *w=parent; w; w=w->get_parent())
+			if(T *tw = dynamic_cast<T *>(w))
+				return tw;
+		return 0;
+	}
+
 	/** Sets the widget style.  The name of the resource to be looked up is
 	constructed by concatenating the widget class and the style name with a
 	dash. */
@@ -95,12 +111,17 @@ public:
 	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 &);