def __init__(self, preferences):
"""
Constructor.
@param repositoryManager: The central preferences.
@type repositoryManager: L{PreferencesHandler<datafinder.core.configuration.preferences.PreferencesHandler>}
"""
HistoryModel.__init__(self)
self._headers = list()
self._headerIds = list()
self._repository = None
self._actionHandler = None
self._preferences = preferences
self._iconProvider = None
self._emptyQVariant = QtCore.QVariant()
self._emptyQModelIndex = QtCore.QModelIndex()
self._placeHolderCollection = ItemBase("...")
self._placeHolderCollection._isCollection = True
self._placeHolderLeaf = ItemBase("...")
self._childrenPopulator = _ChildrenPopulator(self)
self._lockedItems = list()
def setUp(self):
# A tree walker that operates Pre-order (mode=-1)
self.preorderWalker = _TestItemTreeWalker()
self.preorderWalker.reset()
# A tree walker that applies Post-order scheme (mode=1)
self.postorderWalker = _TestItemTreeWalker(mode=1)
self.postorderWalker.reset()
# A root for testing
self.testRoot = ItemRoot("root")
self.testRoot._fileStorer = SimpleMock(list())
self.testRoot.itemFactory = SimpleMock(SimpleMock(list()))
self.testRoot.path = ""
# A collection for testing
self.testNode = ItemCollection("collection")
self.testNode._fileStorer = SimpleMock(list())
self.testNode.itemFactory = SimpleMock(SimpleMock(list()))
self.testNode.parent = self.testRoot
# A leaf for testing
self.testLeaf = ItemLeaf("leaf")
self.testLeaf._fileStorer = SimpleMock(list())
self.testLeaf.itemFactory = SimpleMock(SimpleMock(list()))
self.testLeaf.parent = self.testNode
# A base item for testing
self.testBase = ItemBase("base")
self.testBase._fileStorer = SimpleMock(list())
self.testBase.itemFactory = SimpleMock(SimpleMock(list()))
self.testBase.parent = self.testNode
# A link for testing
self.testLink = ItemLink("link")
self.testLink._fileStorer = SimpleMock(list())
self.testLink.itemFactory = SimpleMock(SimpleMock(list()))
self.testLink.parent = self.testNode