GtkTextBuffer, GtkTextView append GtkSourceView

Hi list, I found 2 or 3 Month a go a article... how-to write php extension and so.... on http://www.php-mag.de/ ... the man wo as write this article say that the action is easy ( and imself give a "hello world" example .... :'( ) i like to test append http://gtksourceview.sourceforge.net/ to GtkTextView .... feauture: line nummer on GtkTextView , Highlight xml php python html ... same as gedit from gnome... How i find moore example and how-to to append extension? Much tanks... peter www.ciz.ch