GType psppire_var_view_get_type (void);
+gboolean psppire_var_view_contains_var (PsppireVarView *vv, const GValue *v);
+
gint psppire_var_view_append_names (PsppireVarView *vv, gint column, GString *string);
+
gboolean psppire_var_view_get_iter_first (PsppireVarView *vv, GtkTreeIter *iter);
+
gboolean psppire_var_view_get_iter_next (PsppireVarView *vv, GtkTreeIter *iter);
+
const struct variable * psppire_var_view_get_variable (PsppireVarView *vv, gint column, GtkTreeIter *iter);