protected virtual void Query()//可以重写查询
{
//设置页面状态
this.PageState = EnDic_PageState.查询中;
//开始异步查询
var tk = Task <dynamic> .Run(() => this.QueryTK());
//查询结束，回到主线程，恢复页面状态
tk.GetAwaiter().OnCompleted(() =>
{
//此处替换不能在异步中进行
//如果此处直接赋值，则会闪烁
DeepCopyUtility.SetValue <RUID>(this.ItemSource, tk.Result.list);
//处理提示
if (tk.Result.info != string.Empty)//如果消息不是空的，需要处理返回结果
{
this.ResultMessage = new CustomerMessageData(EnDic_MessageType.浮出, "查询提示", string.Format("查询过程出现问题：“{0}”", tk.Result), null);
}
//无论是否成功，都恢复页面状态
this.PageState = EnDic_PageState.默认状态;
});
}
public ObservableCollection <UIStrategy.UserRUIDUIStrategy> GetModels(dynamic SearchCondition, out string Message)
{
Message = string.Empty;
try
{
//访问远程方法
string postdata = JsonUtility.SerializeObject(SearchCondition);
//接收返回值
string result = HttpHelper.Post("", postdata);
//接受结果的类型
dynamic obj = new
{
List = new List <dynamic>(),
message = string.Empty
};
JsonUtility.DeserializeAnonymousType <dynamic>(result, obj);
ObservableCollection <UIStrategy.UserRUIDUIStrategy> list = new ObservableCollection <UIStrategy.UserRUIDUIStrategy>();
//从返回的集合，转换类型并生成新的集合
foreach (var item in obj.List)
{
UIStrategy.UserRUIDUIStrategy temp = new UIStrategy.UserRUIDUIStrategy();
DeepCopyUtility.SetValue <UIStrategy.UserRUIDUIStrategy>(temp, item);
list.Add(temp);
}
Message = obj.message;
return(list);
}
catch (Exception e)
{
Message = string.Format("检索失败，错误：{0}", e.Message);
return(new ObservableCollection <UIStrategy.UserRUIDUIStrategy>());
}
}
