/// <summary>
 /// 用于根据名称取得交换机类型组信息
 /// </summary>
 /// <param name="switchtypename">交换机类型组名称</param>
 /// <returns>交换机类型组,如果没有找到,返回null</returns>
 public static Setting_SwitchType GetSwitchTypeByName(Setting_SwitchType[]i,string switchtypename)
 {
     foreach (var t in i)
     {
         if (t.SwitchTypeName.ToLower() == switchtypename.ToLower())
         {
             return t;
         }
     }
     return null;
 }
 public ApplicationSettings()
 {
     FlushTime = 60;
     ItemConfigWoods = new IConfigSwitchOrGroup[0];
     SwitchTypeItems = new Setting_SwitchType[0];
 }