PurplePen.ChangeAllCodes.OkButtonClicked C# (CSharp) Method

        protected override bool OkButtonClicked()
        {
            // Check for duplicate codes.
            int duplicateRow = FindDuplicateCodes();

            if (duplicateRow >= 0) {
                // A duplicate was found.
                ErrorMessage(string.Format(MiscText.DuplicateCode, grid[1, duplicateRow].Value));
                grid.CurrentCell = grid[1, duplicateRow];
                return false;
            }
            else {
                return true;
            }
        }