XiChang/DM_Weight/Common/TemperatureRangeRule.cs

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Controls;
using System.Windows.Data;

namespace DM_Weight.Common
{
    //设置冰箱温度规则
    public class TemperatureRangeRule : ValidationRule
    {
        //冰箱温度设置区间为取自配置文件（2~8度）
        public override ValidationResult Validate(object value, CultureInfo cultureInfo)
        {
            bool flag = false;
            string tips = string.Empty;
            try
            {
                string[] rang = value.ToString().Split('-');
                if (rang.Length >= 2)
                {
                    bool bSRange = float.TryParse(rang[0], out float sRange);
                    bool bERange = float.TryParse(rang[1], out float eRange);
                    if (bSRange && bERange)
                    {
                        string[] sList = sRange.ToString().Split('.');
                        string[] eList = eRange.ToString().Split(".");
                        if ((sList.Length > 1 && sList[1].Length > 1) || (eList.Length > 1 && eList[1].Length > 1))
                        {
                            tips = "小数点后保留1位";
                            return new ValidationResult(flag, tips);
                        }
                        if ((sRange < 2 || eRange > 8 || sRange > 8 || eRange < 2))
                        {
                            tips = "温度区间设置2-8度，请检查输入";
                            return new ValidationResult(flag, tips);
                        }
                        else
                        {
                            flag = true;
                        }
                    }
                    else
                    {
                        tips = "请输入正确的数值";
                        return new ValidationResult(flag, tips);
                    }

                }
                else
                {
                    tips = "请输入正确的数值";
                    return new ValidationResult(flag, tips);
                }
                return new ValidationResult(flag, tips);
            }
            catch (Exception ex)
            {
                tips = $"校验异常{ex.ToString()}";
                return new ValidationResult(flag, tips);
            }
        }
    }
}