gtksourceview2: GtkSourceView (Gtk text widget) gtksourceview2: gtksourceview2: GtkSourceView is a text widget that extend the standard gtk+2.x gtksourceview2: text widget GtkTextView. gtksourceview2: gtksourceview2: gtksourceview2: gtksourceview2: gtksourceview2: gtksourceview2: gtksourceview2: