using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Globalization;
using System.Windows.Controls;

namespace Haftmittel
{
    public class ClassProcentyValidationRule : ValidationRule
    {
        public override ValidationResult Validate(object value, CultureInfo cultureInfo)
        {
            decimal procent = 0;

            try
            {
                if (((string)value).Length > 0)
                {
                    procent = decimal.Parse((String)value);
                }
            }
            catch (Exception)
            {
                return new ValidationResult(false, "Nieprawidłowe znaki");
            }

            if ((procent < 0) || (procent > 100))
            {
                return new ValidationResult(false, "Wartość powinna być z zakresu: 0 - 100");
            }
            else
            {
                return new ValidationResult(true, null);
            }
        }
    }
}