C#通过反射动态创建Enum
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69/// <summary> /// 动态创建枚举 /// </summary> /// <param name="enumDictionary">枚举元素列表</param> /// <param name="enumName">枚举名</param> /// <returns>Enum枚举</returns> public static Enum CreateEnum(Dictionary<string, int> enumDictionary, string enumName = "DefalutEnum") { if (enumDictionary == null || enumDictionary.Count <= 0) return null; AppDomain currentDomain = AppDomain.CurrentDomain; AssemblyName aName = new AssemblyName("TempAssembly"); AssemblyBuilder ab = currentDomain.DefineDynamicAssembly(aName, AssemblyBuilderAccess.Run); ModuleBuilder mb = ab.DefineDynamicModule(aName.Name); if (string.IsNullOrEmpty(enumName)) { enumName = "DefalutEnum"; } EnumBuilder eb = mb.DefineEnum(enumName, TypeAttributes.Public, typeof(int)); foreach (var item in enumDictionary) { eb.DefineLiteral(item.Key, item.Value); } Type finished = eb.CreateType(); Enum eEnum = Reflection.GetDefault(finished) as Enum; //foreach (object item in Enum.GetValues(eEnum.GetType())) //{ // Debug.LogError(string.Format("{0}.{1} = {2}", finished, item, ((int)item))); //} return eEnum; } /// <summary> /// 动态创建枚举 /// </summary> /// <param name="enumDictionary">枚举元素列表</param> /// <param name="enumName">枚举名</param> /// <returns>Enum枚举</returns> public static Enum CreateEnum(List<string> enumList, string enumName = "DefalutEnum") { if (enumList == null || enumList.Count <= 0) return null; AppDomain currentDomain = AppDomain.CurrentDomain; AssemblyName aName = new AssemblyName("TempAssembly"); AssemblyBuilder ab = currentDomain.DefineDynamicAssembly(aName, AssemblyBuilderAccess.Run); ModuleBuilder mb = ab.DefineDynamicModule(aName.Name); if (string.IsNullOrEmpty(enumName)) { enumName = "DefalutEnum"; } EnumBuilder eb = mb.DefineEnum(enumName, TypeAttributes.Public, typeof(int)); for (int i = 0; i < enumList.Count; i++) { eb.DefineLiteral(enumList[i],i); } Type finished = eb.CreateType(); Enum eEnum = Reflection.GetDefault(finished) as Enum; //foreach (object item in Enum.GetValues(eEnum.GetType())) //{ // Debug.LogError(string.Format("{0}.{1} = {2}", finished, item, ((int)item))); //} return eEnum; }
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