def METHOD_NAME(self, obj):
    """getSignalsForUpdate(obj) ... return list of signals for updating obj"""
    signals = []
    signals.append(self.form.discretize.editingFinished)
    signals.append(self.form.colinearFilter.editingFinished)
    signals.append(self.form.toolController.currentIndexChanged)
    signals.append(self.form.coolantController.currentIndexChanged)
    return signals