def createDoubleLineEdit(self, minimum=None, maximum=None, placeholder=""):
line_edit = ClearableLineEdit(placeholder=placeholder)
validator = QDoubleValidator()
if minimum is not None:
validator.setBottom(minimum)
if maximum is not None:
validator.setTop(maximum)
line_edit.setValidator(validator)
return line_edit
def setValidators(self):
doubleValidator = QDoubleValidator()
doubleValidator.setBottom(0)
self.verticalSpacingLineEdit.setValidator(doubleValidator)
self.scaleLineEdit.setValidator(doubleValidator)
