// Copyright (c) 2017- schick Informatik
// Description: Validation for direct in-grid editing
//


using System.Globalization;
using System.Windows.Controls;

namespace ENI2.Util
{
    public class StringValidationRule : ValidationRule
    {

        public int MaxLength { get; set; } = 100;        

        public override ValidationResult Validate(object value, CultureInfo cultureInfo)
        {
            if ((value is string text) && text.Length > MaxLength)
            {
                return new ValidationResult(false, string.Format("Text is longer than {0} chars", MaxLength));
            }
            else
            {
                return new ValidationResult(true, null);
            }
        }        
    }
}