/// <summary>
/// 设置下拉选项
/// </summary>
/// <typeparam name="T">一个枚举类型</typeparam>
/// <param name="dp"></param>
/// <exception cref="ArgumentException">参数不是枚举</exception>
public static void SetOptions <T>(this Dropdown dp)
{
var ops = Enum.GetNames(typeof(T));
dp.SetOptions(ops);
}
