/// <summary>
/// 从枚举类型和它的特性读出并返回一个键值对
/// </summary>
/// <param name="enumType">Type,该参数的格式为typeof(需要读的枚举类型)</param>
/// <returns>键值对</returns>
public static Dictionary <String, EnumAttribute> ListEnumExtendAttribute(Type enumType)
{
Dictionary <String, EnumAttribute> nvc = new Dictionary <String, EnumAttribute>();
Type typeDescription = typeof(EnumAttribute);
System.Reflection.FieldInfo[] fields = enumType.GetFields();
string strText = string.Empty;
string strValue = string.Empty;
foreach (FieldInfo field in fields)
{
if (field.FieldType.IsEnum)
{
strValue = ((int)enumType.InvokeMember(field.Name, BindingFlags.GetField, null, null, null)).ToString();
object[] arr = field.GetCustomAttributes(typeDescription, true);
strText = field.Name;
EnumAttribute item = null;
if (arr.Length > 0)
{
item = (EnumAttribute)arr[0];
}
nvc.Add(strText, item);
}
}
return(nvc);
}
/// <summary>
/// 从枚举类型和它的特性读出并返回一个键值对
/// </summary>
/// <param name="enumType">Type,该参数的格式为typeof(需要读的枚举类型)</param>
/// <returns>键值对</returns>
public static TEnum ConvertEnumAttribute <TEnum>(object itemValue) where TEnum : struct
{
Dictionary <string, object> keyValuePairs = GetEnumItemDesc(typeof(TEnum));
foreach (var item in keyValuePairs)
{
if (item.Value is EnumAttribute)
{
EnumAttribute enumAttribute = (EnumAttribute)item.Value;
if (enumAttribute.Code.Equals(itemValue.ToString()))
{
TEnum result;
Enum.TryParse(item.Key, out result);
return(result);
}
}
}
return(default(TEnum));
}
