gtksourceview: gtksourceview (GTK Source Code Widgets) gtksourceview: gtksourceview: A text widget that extends the standard gtk+ 2.x text widget gtksourceview: GtkTextview. It improves GtkTextview by implementing syntax gtksourceview: highlighting and other features typical of a source editor. gtksourceview: gtksourceview: gtksourceview: gtksourceview: gtksourceview: gtksourceview: