configwindow.py 文件源码

def __init__(self, parent = None):
        QDoubleSpinBox.__init__(self, parent)
        self.saved_suffix = ''
        #Let's use the locale decimal separator if it is different from the dot ('.')
        local_decimal_separator = QLocale().decimalPoint()
        if local_decimal_separator == '.':
            local_decimal_separator = ''
        self.lineEdit().setValidator(QRegExpValidator(QRegExp("-?[0-9]*[.{0}]?[0-9]*.*".format(local_decimal_separator)), self))