When clicking on the sort indicator buttons, a delegate method should be called which the delegate will implement to sort the records based on the column clicked on. The arrow should change directions to indicate sorting is now in the opposite direction (ascending or descending).
When clicking on the sort indicator buttons, a delegate method should be called which the delegate will implement to sort the records based on the column clicked on. The arrow should change directions to indicate sorting is now in the opposite direction (ascending or descending).