def close(self):
''' Overrides the QWidget.close. '''
# Unsubscribe to database events.
for cls in [model.ArchitectureBlock, model.View, model.Requirement, model.Bug,
model.FunctionPoint]:
try:
event.remove(cls, 'after_update', self.onDetailUpdate)
event.remove(cls, 'after_insert', self.onDetailInsert)
except sqlalchemy.exc.InvalidRequestError:
# No event handlers were found: ignore.
pass
self.hasEvents = False
ViewerWithTreeBase.close(self)
