Alkindus GTK+ PDF reader Glade http://tadeboro.blogspot.com/2009/09/glade3-tutorial-1-introduction.html Vala Tutorial - http://live.gnome.org/Vala/Tutorial Reference - http://live.gnome.org/Vala/Manual Online API Documentation - http://www.valadoc.org/ Vala + Glade http://live.gnome.org/Vala/GTKSample#Loading_User_Interface_from_XML_File http://vala.posterous.com/using-gtkbuilder-to-load-a-gui-created-by-gla