GetNext()

bool System.Data.ConstraintEnumerator.GetNext ( )

inlineinherited

Definition at line 21 of file ConstraintEnumerator.cs.

    {
        _currentObject = null;
        while (_tables != null)
        {
            if (_constraints == null)
            {
                if (!_tables.MoveNext())
                {
                    _tables = null;
                    return false;
                }
                _constraints = ((DataTable)_tables.Current).Constraints.GetEnumerator();
            }
            if (!_constraints.MoveNext())
            {
                _constraints = null;
                continue;
            }
            Constraint constraint = (Constraint)_constraints.Current;
            if (!IsValidCandidate(constraint))
            {
                continue;
            }
            _currentObject = constraint;
            return true;
        }
        return false;
    }

References System.Data.ConstraintEnumerator._constraints, System.Data.ConstraintEnumerator._currentObject, System.Data.ConstraintEnumerator._tables, System.Collections.IEnumerator.Current, System.Data.ConstraintEnumerator.IsValidCandidate(), and System.Collections.IEnumerator.MoveNext().

Referenced by System.Data.UniqueConstraint.CanBeRemovedFromCollection().