Sets the query for this system to the inputed query.
        
        :param      query | [(<str> term, <str> operator, <str> value), ..]

def setCurrentQuery( self, query ):
        """
        Sets the query for this system to the inputed query.
        
        :param      query | [(<str> term, <str> operator, <str> value), ..]
        """
        self.clear()
        
        for entry in query:
            self.addLineWidget(entry)
        
        # make sure we have the minimum number of widgets
        for i in range(self.minimumCount() - len(query)):
            self.addLineWidget()