+LengthValidator * unsignedGlueLengthValidator(QLineEdit * ed)
+{
+ LengthValidator * v = new LengthValidator(ed);
+ v->setBottom(GlueLength());
+ return v;
+}
+
+
+LengthAutoValidator::LengthAutoValidator(QWidget * parent, QString const autotext)
+ : LengthValidator(parent),
+ autotext_(autotext)