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prevent nesting things under filtered decks

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This change keeps drag-and-drop behavior the same except for displaying
an error if an otherwise acceptable move would nest anything underneath
a filtered deck.
This commit is contained in:
Soren I. Bjornstad 2014-06-18 16:26:49 -05:00
parent ebcab2122d
commit 5e74976361
1 changed files with 8 additions and 3 deletions
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11
anki/decks.py
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@ -262,9 +262,14 @@ class DeckManager(object):
self.rename(draggedDeck, ontoDeckName + "::" + self._basename(draggedDeckName)) self.rename(draggedDeck, ontoDeckName + "::" + self._basename(draggedDeckName))
def _canDragAndDrop(self, draggedDeckName, ontoDeckName): def _canDragAndDrop(self, draggedDeckName, ontoDeckName):
return draggedDeckName <> ontoDeckName \ if draggedDeckName == ontoDeckName \
and not self._isParent(ontoDeckName, draggedDeckName) \ or self._isParent(ontoDeckName, draggedDeckName) \
and not self._isAncestor(draggedDeckName, ontoDeckName) or self._isAncestor(draggedDeckName, ontoDeckName):
return False
elif self.byName(ontoDeckName)['dyn']:
raise DeckRenameError(_("A filtered deck cannot have subdecks."))
else:
return True
def _isParent(self, parentDeckName, childDeckName): def _isParent(self, parentDeckName, childDeckName):
return self._path(childDeckName) == self._path(parentDeckName) + [ self._basename(childDeckName) ] return self._path(childDeckName) == self._path(parentDeckName) + [ self._basename(childDeckName) ]