module Mark: GtkTextProps.TextMarkval cast : 'a Gobject.obj -> Gtk.text_markval create : [ `textmark ] Gobject.param list -> Gtk.text_markval set_visible : [> `textmark ] Gtk.obj -> bool -> unitval get_visible : [> `textmark ] Gtk.obj -> boolval get_deleted : [> `textmark ] Gtk.obj -> boolval get_name : [> `textmark ] Gtk.obj -> string optionval get_buffer : [> `textmark ] Gtk.obj -> Gtk.text_buffer optionval get_left_gravity : [> `textmark ] Gtk.obj -> bool