def test_and_filter(self):
f1 = ListModel.Filter(True)
f2 = ListModel.Filter(True)
f3 = ListModel.Filter(False)
f4 = ListModel.Filter(False)
self.assertTrue(ListModel.AndFilter([f1, f2]).matches(None))
self.assertFalse(ListModel.AndFilter([f2, f3]).matches(None))
self.assertTrue(ListModel.OrFilter([f2, f3]).matches(None))
self.assertFalse(ListModel.OrFilter([f3, f4]).matches(None))
def date_browser_selection_changed(self, selected_indexes):
"""
Called to handle selection changes in the tree widget.
This method should be connected to the on_selection_changed event. This method builds a list
of keys represented by all selected items. It then provides date_filter to filter data items
based on the list of keys. It then sets the filter into the document controller.
:param selected_indexes: The selected indexes
:type selected_indexes: list of ints
"""
partial_date_filters = list()
for index, parent_row, parent_id in selected_indexes:
item_model_controller = self.item_model_controller
tree_node = item_model_controller.item_value(
"tree_node", index, parent_id)
partial_date_filters.append(
ListModel.PartialDateFilter("created_local", *tree_node.keys))
if len(partial_date_filters) > 0:
self.__date_filter = ListModel.OrFilter(partial_date_filters)
else:
self.__date_filter = None
self.__update_filter()
