question: private void enableSelectionButtons ( ) { if ( ( tblWeapons . getSelectedRow ( ) != - 1 ) || ( tblEquipment . getSelectedRow ( ) != - 1 ) ) { btnAdd . setEnabled ( true ) ; } btnLeftParen . setEnabled ( true ) ; }
target:  Convenience method for enabling the buttons related to weapon/equipment selection for filtering (btnAddEquipment, btnAddWeapon, etc)