/// <summary>
        /// Checks is export type correct.
        /// </summary>
        /// <returns>TRUE if type correct.</returns>
        private bool _IsValidType()
        {
            var cbType = (ComboBox)ctrlGeneral.FindName("comboboxType");
            string value = (null == cbType.SelectedItem) ? null : cbType.SelectedItem.ToString();

            var validator = new ExportProfileNotEmptyValidationRule();
            ValidationResult res = validator.Validate(value, CultureInfo.CurrentCulture);
            return _ValidationResultRoutine(res.IsValid, ValidationRes_Type);
        }
        /// <summary>
        /// Checks is export file name correct.
        /// </summary>
        /// <returns>TRUE if file name correct.</returns>
        private bool _IsValidFile()
        {
            var tbFile = (TextBox)ctrlGeneral.FindName("textboxFile");
            string fileName = (FileHelpers.ValidateFilepath(tbFile.Text)) ? tbFile.Text : null;

            bool isValid = false;
            if (!string.IsNullOrEmpty(fileName))
            {
                var validator = new ExportProfileNotEmptyValidationRule();
                ValidationResult res = validator.Validate(fileName, CultureInfo.CurrentCulture);
                isValid = res.IsValid;
            }

            return _ValidationResultRoutine(isValid, ValidationRes_File);
        }