X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fwidget.cpp;h=e5c58a25d4e3b2000c29e1a2c92f0b79cc9970b2;hb=707b59d45ae50b69c94918f8f74313283b304597;hp=7496f8bdda1e849c3f35768d2d2ca6f29a11f503;hpb=d2d5b4c4dedf90a42dd2baff8334318b1d000f64;p=libs%2Fgltk.git

diff --git a/source/widget.cpp b/source/widget.cpp
index 7496f8b..e5c58a2 100644
--- a/source/widget.cpp
+++ b/source/widget.cpp
@@ -39,11 +39,18 @@ void Widget::set_size(unsigned w, unsigned h)
 }
 
 void Widget::autosize()
+{
+	Geometry ageom;
+	autosize(ageom);
+	set_geometry(ageom);
+}
+
+void Widget::autosize(Geometry &ageom) const
 {
 	if(!style)
 		return;
 
-	Geometry ageom;
+	ageom = Geometry(geom.x, geom.y, 0, 0);
 	const Style::PartSeq &parts = style->get_parts();
 	for(Style::PartSeq::const_iterator i=parts.begin(); i!=parts.end(); ++i)
 	{
@@ -57,15 +64,33 @@ void Widget::autosize()
 		else
 			autosize_special(*i, ageom);
 	}
-
-	set_geometry(ageom);
 }
 
 void Widget::set_geometry(const Geometry &g)
 {
+	bool size_changed = (g.w!=geom.w || g.h!=geom.h);
 	geom = g;
-	on_geometry_change();
-	rebuild();
+	if(size_changed)
+	{
+		// TODO maybe rename this to on_size_change
+		on_geometry_change();
+		rebuild();
+	}
+}
+
+void Widget::map_coords_to_ancestor(int &x, int &y, const Widget &ancestor) const
+{
+	for(const Widget *w=this; w; w=w->get_parent())
+	{
+		if(w==&ancestor)
+			return;
+
+		const Geometry &wgeom = w->get_geometry();
+		x += wgeom.x;
+		y += wgeom.y;
+	}
+
+	throw hierarchy_error("not an ancestor");
 }
 
 void Widget::set_parent(Container *p)
@@ -150,6 +175,11 @@ void Widget::set_focus()
 	signal_request_focus.emit();
 }
 
+void Widget::set_enabled(bool e)
+{
+	set_state(DISABLED, (e ? NORMAL : DISABLED));
+}
+
 void Widget::set_state(State mask, State bits)
 {
 	state = (state&~mask)|bits;