/// <summary>
/// 获取描述内容
/// </summary>
/// <param name="enumItem">枚举项</param>
/// <returns>返回描述字符串</returns>
public static string GetDescriptionText(this Enum enumItem)
{
var key = enumItem;
var fullTypeName = enumItem.GetType().FullName;
lock (_lockObj)
{
if (_dictionary.ContainsKey(fullTypeName))
{
if (_dictionary[fullTypeName].ContainsKey(key))
{
return(_dictionary[fullTypeName][key].Text);
}
return(string.Empty);
}
var enumAttributeDictionary = AttributeUtility.GetEnumAttributeDictionary <EnumDescriptionAttribute>(enumItem);
if (enumAttributeDictionary.Count == 0)
{
return(string.Empty);
}
_dictionary.Add(fullTypeName, enumAttributeDictionary);
return(enumAttributeDictionary[key].Text);
}
}
public static IDictionary <TEnum, string> GetEnumDescriptionDictionary <TEnum>()
{
var list = AttributeUtility.GetEnumAttributeDictionary <TEnum, EnumDescriptionAttribute>();
return(list.ToDictionary(a => a.Key, b => b.Value.Text));
}
