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https://github.com/arsenetar/dupeguru.git
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Andrew Senetar
7ba8aa3514
- Format all files with black - Update tox.ini flake8 arguments to be compatible - Add black to requirements-extra.txt - Reduce ignored flake8 rules and fix a few violations
119 lines
2.9 KiB
Python
119 lines
2.9 KiB
Python
# Created By: Virgil Dupras
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# Created On: 2006/02/23
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# Copyright 2015 Hardcoded Software (http://www.hardcoded.net)
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# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
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# which should be included with this package. The terms are also available at
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# http://www.gnu.org/licenses/gpl-3.0.html
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class Markable:
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def __init__(self):
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self.__marked = set()
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self.__inverted = False
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# ---Virtual
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# About did_mark and did_unmark: They only happen what an object is actually added/removed
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# in self.__marked, and is not affected by __inverted. Thus, self.mark while __inverted
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# is True will launch _DidUnmark.
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def _did_mark(self, o):
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pass
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def _did_unmark(self, o):
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pass
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def _get_markable_count(self):
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return 0
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def _is_markable(self, o):
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return True
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# ---Protected
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def _remove_mark_flag(self, o):
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try:
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self.__marked.remove(o)
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self._did_unmark(o)
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except KeyError:
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pass
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# ---Public
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def is_marked(self, o):
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if not self._is_markable(o):
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return False
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is_marked = o in self.__marked
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if self.__inverted:
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is_marked = not is_marked
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return is_marked
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def mark(self, o):
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if self.is_marked(o):
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return False
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if not self._is_markable(o):
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return False
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return self.mark_toggle(o)
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def mark_multiple(self, objects):
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for o in objects:
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self.mark(o)
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def mark_all(self):
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self.mark_none()
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self.__inverted = True
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def mark_invert(self):
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self.__inverted = not self.__inverted
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def mark_none(self):
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for o in self.__marked:
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self._did_unmark(o)
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self.__marked = set()
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self.__inverted = False
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def mark_toggle(self, o):
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try:
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self.__marked.remove(o)
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self._did_unmark(o)
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except KeyError:
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if not self._is_markable(o):
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return False
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self.__marked.add(o)
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self._did_mark(o)
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return True
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def mark_toggle_multiple(self, objects):
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for o in objects:
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self.mark_toggle(o)
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def unmark(self, o):
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if not self.is_marked(o):
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return False
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return self.mark_toggle(o)
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def unmark_multiple(self, objects):
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for o in objects:
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self.unmark(o)
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# --- Properties
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@property
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def mark_count(self):
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if self.__inverted:
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return self._get_markable_count() - len(self.__marked)
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else:
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return len(self.__marked)
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@property
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def mark_inverted(self):
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return self.__inverted
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class MarkableList(list, Markable):
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def __init__(self):
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list.__init__(self)
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Markable.__init__(self)
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def _get_markable_count(self):
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return len(self)
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def _is_markable(self, o):
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return o in self
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