Current File : //lib/python3/dist-packages/css_parser/css/csscomment.py
"""CSSComment is not defined in DOM Level 2 at all but a css_parser defined
class only.
Implements CSSRule which is also extended for a CSSComment rule type.
"""
from __future__ import unicode_literals, division, absolute_import, print_function
__all__ = ['CSSComment']
__docformat__ = 'restructuredtext'
__version__ = '$Id$'
from . import cssrule
import css_parser
import xml.dom
class CSSComment(cssrule.CSSRule):
"""
Represents a CSS comment (css_parser only).
Format::
/*...*/
"""
def __init__(self, cssText=None, parentRule=None,
parentStyleSheet=None, readonly=False):
super(CSSComment, self).__init__(parentRule=parentRule,
parentStyleSheet=parentStyleSheet)
self._cssText = None
if cssText:
self._setCssText(cssText)
self._readonly = readonly
def __repr__(self):
return "css_parser.css.%s(cssText=%r)" % (
self.__class__.__name__,
self.cssText)
def __str__(self):
return "<css_parser.css.%s object cssText=%r at 0x%x>" % (
self.__class__.__name__,
self.cssText,
id(self))
def _getCssText(self):
"""Return serialized property cssText."""
return css_parser.ser.do_CSSComment(self)
def _setCssText(self, cssText):
"""
:param cssText:
textual text to set or tokenlist which is not tokenized
anymore. May also be a single token for this rule
:exceptions:
- :exc:`~xml.dom.SyntaxErr`:
Raised if the specified CSS string value has a syntax error and
is unparsable.
- :exc:`~xml.dom.InvalidModificationErr`:
Raised if the specified CSS string value represents a different
type of rule than the current one.
- :exc:`~xml.dom.NoModificationAllowedErr`:
Raised if the rule is readonly.
"""
super(CSSComment, self)._setCssText(cssText)
tokenizer = self._tokenize2(cssText)
commenttoken = self._nexttoken(tokenizer)
unexpected = self._nexttoken(tokenizer)
if not commenttoken or\
self._type(commenttoken) != self._prods.COMMENT or\
unexpected:
self._log.error('CSSComment: Not a CSSComment: %r' %
self._valuestr(cssText),
error=xml.dom.InvalidModificationErr)
else:
self._cssText = self._tokenvalue(commenttoken)
cssText = property(_getCssText, _setCssText,
doc="The parsable textual representation of this rule.")
type = property(lambda self: self.COMMENT,
doc="The type of this rule, as defined by a CSSRule "
"type constant.")
# constant but needed:
wellformed = property(lambda self: True)
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