OLSBackend_Common/JiaZhiQuan.Common/Enum/ClassEnum/AbstractEnum.cs

using System;
using System.Collections.Generic;

namespace JiaZhiQuan.Common.ClassEnum {
    public abstract class AbstractEnum<TEnum> where TEnum : notnull, AbstractEnum<TEnum> {
        protected static readonly Type enumType = typeof(TEnum);

        protected readonly static List<TEnum> Values = ListEnumProperties();
        private static List<TEnum> ListEnumProperties() {
            List<TEnum> values = new List<TEnum>();
            var members = enumType.GetProperties();
            foreach (var item in members) {
                if (item.PropertyType == enumType) {
                    TEnum? value = (TEnum?)item.GetValue(enumType);
                    if (value != null) { values.Add(value); }
                }
            }
            return values;
        }
    }
}