X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fwidget.cpp;h=1c73d7640cc610c49ccb33f6e7f4b0fe315a83d0;hb=b391f4b774d17c53dfd9062fc7c7a6b14f72f926;hp=d6d57554fc5f324f02f22f48a48c5dbe3386903c;hpb=7286d604956ddffcbfa2df6567de866f3d5df3a2;p=libs%2Fgltk.git

diff --git a/source/widget.cpp b/source/widget.cpp
index d6d5755..1c73d76 100644
--- a/source/widget.cpp
+++ b/source/widget.cpp
@@ -73,7 +73,7 @@ void Widget::set_geometry(const Geometry &g)
 	if(size_changed)
 	{
 		on_size_change();
-		rebuild();
+		mark_rebuild();
 	}
 }
 
@@ -141,7 +141,7 @@ void Widget::update_style()
 
 	on_style_change();
 	signal_autosize_changed.emit();
-	rebuild();
+	mark_rebuild();
 }
 
 void Widget::set_tooltip(const string &t)
@@ -184,7 +184,7 @@ void Widget::set_state(State mask, State bits)
 	State old_state = state;
 	state = (state&~mask)|bits;
 	if(style && style->compare_states(old_state, state))
-		rebuild();
+		mark_rebuild();
 }
 
 void Widget::set_animation_interval(const Time::TimeDelta &iv)
@@ -201,6 +201,24 @@ void Widget::stop_animation()
 	set_animation_interval(Time::zero);
 }
 
+void Widget::mark_rebuild()
+{
+	if(rebuild_needed)
+		return;
+
+	rebuild_needed = true;
+	signal_rebuild_needed.emit();
+}
+
+void Widget::rebuild_hierarchy()
+{
+	if(rebuild_needed)
+	{
+		rebuild_needed = false;
+		rebuild();
+	}
+}
+
 void Widget::rebuild()
 {
 	if(!style)