Class LocalizedText

opcua/ua/uatypes.py:501–584

A string qualified with a namespace index.

class LocalizedText(FrozenClass):
    """
    A string qualified with a namespace index.
    """

    ua_switches = {
        'Locale': ('Encoding', 0),
        'Text': ('Encoding', 1),
    }

    ua_types = (
            ('Encoding', 'Byte'),
            ('Locale', 'String'),
            ('Text', 'String'), )

    def __init__(self, text=None, locale=None):
        self.Encoding = 0
        self._text = None
        self._locale = None
        if text:
            self.Text = text
        if locale:
            self.Locale = locale
        self._freeze = True

    @property
    def Text(self):
        return self._text
    
    @property
    def Locale(self):
        return self._locale

    @Text.setter
    def Text(self, text):
        if isinstance(text, str):
            pass
        elif isinstance(text, bytes):
            text = text.decode()
        else:
            raise ValueError("A LocalizedText object takes a string as argument, not a {}, {}".format(type(text), text))
        self._text = text
        if self._text:
            self.Encoding |= (1 << 1)
            
    @Locale.setter
    def Locale(self, locale):
        if not isinstance(locale, str):
            raise ValueError("A LocalizedText object takes a string as argument, not a {}, {}".format({type(locale)}, {locale}))
        self._locale = locale
        if self._locale:
            self.Encoding |= (1)

    def to_string(self):
        if self.Text is None:
            return ""
        if self.Locale is None:
            return self.Text