StringNotNullSpaceRule.cs 686 Bytes
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Controls;

namespace HHECS.WinCommon.ValueRules
{
    public class StringNotNullSpaceRule : ValidationRule
    {
        public override ValidationResult Validate(object value, CultureInfo cultureInfo)
        {
            if (value == null || string.IsNullOrWhiteSpace(value.ToString()))
            {
                return new ValidationResult(false, "不能为空值或空白");
            }
            else
            {
                return new ValidationResult(true, null);
            }
        }
    }
}