X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fwidget.h;h=7c601d2b5860668b426e3b8466ef316ab92fb2c3;hb=b61361ee9f1f049fb3c22a38f68c757c7ca54cd0;hp=50e3279e3b5c3d753373246d88d13f7e3a0800e0;hpb=319cde3c06181ba1c3619567525002926d8b4889;p=libs%2Fgltk.git

diff --git a/source/widget.h b/source/widget.h
index 50e3279..7c601d2 100644
--- a/source/widget.h
+++ b/source/widget.h
@@ -61,10 +61,15 @@ public:
 
 	void set_position(int, int);
 	void set_size(unsigned, unsigned);
-	virtual void autosize();
+	void autosize();
+protected:
+	virtual void autosize_special(const Part &, Geometry &) { }
+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. */
@@ -72,6 +77,16 @@ 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. */
@@ -97,7 +112,10 @@ 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 &);