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87 lines
2.8 KiB
87 lines
2.8 KiB
"""CSSComment is not defined in DOM Level 2 at all but a cssutils defined
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class only.
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Implements CSSRule which is also extended for a CSSComment rule type.
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"""
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__all__ = ['CSSComment']
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__docformat__ = 'restructuredtext'
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__version__ = '$Id$'
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import cssrule
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import cssutils
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import xml.dom
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class CSSComment(cssrule.CSSRule):
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"""
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Represents a CSS comment (cssutils only).
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Format::
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/*...*/
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"""
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def __init__(self, cssText=None, parentRule=None,
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parentStyleSheet=None, readonly=False):
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super(CSSComment, self).__init__(parentRule=parentRule,
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parentStyleSheet=parentStyleSheet)
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self._cssText = None
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if cssText:
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self._setCssText(cssText)
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self._readonly = readonly
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def __repr__(self):
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return u"cssutils.css.%s(cssText=%r)" % (
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self.__class__.__name__,
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self.cssText)
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def __str__(self):
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return u"<cssutils.css.%s object cssText=%r at 0x%x>" % (
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self.__class__.__name__,
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self.cssText,
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id(self))
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def _getCssText(self):
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"""Return serialized property cssText."""
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return cssutils.ser.do_CSSComment(self)
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def _setCssText(self, cssText):
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"""
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:param cssText:
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textual text to set or tokenlist which is not tokenized
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anymore. May also be a single token for this rule
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:exceptions:
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- :exc:`~xml.dom.SyntaxErr`:
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Raised if the specified CSS string value has a syntax error and
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is unparsable.
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- :exc:`~xml.dom.InvalidModificationErr`:
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Raised if the specified CSS string value represents a different
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type of rule than the current one.
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- :exc:`~xml.dom.NoModificationAllowedErr`:
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Raised if the rule is readonly.
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"""
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super(CSSComment, self)._setCssText(cssText)
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tokenizer = self._tokenize2(cssText)
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commenttoken = self._nexttoken(tokenizer)
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unexpected = self._nexttoken(tokenizer)
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if not commenttoken or\
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self._type(commenttoken) != self._prods.COMMENT or\
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unexpected:
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self._log.error(u'CSSComment: Not a CSSComment: %r' %
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self._valuestr(cssText),
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error=xml.dom.InvalidModificationErr)
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else:
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self._cssText = self._tokenvalue(commenttoken)
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cssText = property(_getCssText, _setCssText,
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doc=u"The parsable textual representation of this rule.")
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type = property(lambda self: self.COMMENT,
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doc=u"The type of this rule, as defined by a CSSRule "
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u"type constant.")
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# constant but needed:
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wellformed = property(lambda self: True)
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