/// <summary>
        /// 继续加载博客列表
        /// </summary>
        public void listBoxHelper_ReloadDelegate( )
        {
            if (this.listBoxHelper.isLoading == true)
            {
                return;
            }
            Dictionary <string, string> parameters = new Dictionary <string, string>
            {
                { "authoruid", authoruid.ToString() },
                { "pageIndex", (this.listBoxHelper.allCount / 20).ToString() },
                { "pageSize", "20" },
                { "uid", Config.UID.ToString() },
            };
            WebClient client = Tool.SendWebClient(Config.api_userblog_list, parameters);

            this.listBoxHelper.isLoading    = true;
            client.DownloadStringCompleted += (s, e) =>
            {
                this.listBoxHelper.isLoading = false;
                if (e.Error != null)
                {
                    System.Diagnostics.Debug.WriteLine("获取 UserBlogList 网络错误: {0}", e.Error.Message);
                    return;
                }
                int        pageSize;
                BlogUnit[] newBlogs = Tool.GetUserBlogList(e.Result, out pageSize);
                if (newBlogs == null)
                {
                    newBlogs = new BlogUnit[] { };
                }
                if (newBlogs != null)
                {
                    this.listBoxHelper.allCount  += pageSize;
                    this.listBoxHelper.isLoadOver = pageSize < 20;
                    //筛选
                    int[] ids = Tool.GetIDS_ID <BlogUnit>(this.listBoxHelper.datas);
                    newBlogs = newBlogs.Where(n => ids.Contains(n.id) == false).ToArray( );
                    if (newBlogs.Length > 0)
                    {
                        if (this.listBoxHelper.datas.Count > 0)
                        {
                            this.listBoxHelper.datas[this.listBoxHelper.datas.Count - 1] = newBlogs[0];
                            for (int i = 1; i < newBlogs.Length; i++)
                            {
                                this.listBoxHelper.datas.Add(newBlogs[i]);
                            }
                        }
                        else
                        {
                            newBlogs.ForAll(n => this.listBoxHelper.datas.Add(n));
                        }
                    }
                    //添加最后的提示文字
                    LoadNextTip tip = this.listBoxHelper.GetLoadTip;
                    this.listBoxHelper.datas.Add(tip);
                }
            };
        }
        /// <summary>
        /// 继续加载评论列表
        /// </summary>
        public void listBoxHelper_ReloadDelegate( )
        {
            if (this.listBoxHelper == null)
            {
                return;
            }
            if (this.listBoxHelper.isLoading == true)
            {
                return;
            }
            Dictionary <string, string> parameters = new Dictionary <string, string>
            {
                { "pageIndex", (this.listBoxHelper.allCount / 20).ToString() },
                { "pageSize", "20" },
                { "id", this.id.ToString( ) },
                { "guid", Guid.NewGuid().ToString() },
            };

            if (catalog != 5)
            {
                parameters.Add("catalog", this.catalog.ToString( ));
            }
            WebClient client = Tool.SendWebClient(catalog != 5 ? Config.api_comment_list : Config.api_blogcomment_list, parameters);

            this.listBoxHelper.isLoading    = true;
            client.DownloadStringCompleted += (s, e) =>
            {
                this.listBoxHelper.isLoading = false;
                if (e.Error != null)
                {
                    System.Diagnostics.Debug.WriteLine("获取 {0} 网络错误: {1}", catalog == 5 ? "BlogCommentList" : "CommentList", e.Error.Message);
                    return;
                }
                int           pageSize;
                CommentUnit[] newComments = Tool.GetCommentList(e.Result, out pageSize);
                if (newComments != null)
                {
                    this.listBoxHelper.allCount  += this.catalog != 5 ? pageSize : newComments.Length;
                    this.listBoxHelper.isLoadOver = this.catalog != 5 ? pageSize < 20 : newComments.Length < 20;
                    //筛选
                    int[] ids = Tool.GetIDS_ID <CommentUnit>(this.listBoxHelper.datas);
                    newComments = newComments.Where(c => ids.Contains(c.id) == false).ToArray( );

                    if (newComments.Length > 0)
                    {
                        if (this.listBoxHelper.datas.Count > 0)
                        {
                            this.listBoxHelper.datas[this.listBoxHelper.datas.Count - 1] = newComments[0];
                            for (int i = 1; i < newComments.Length; i++)
                            {
                                this.listBoxHelper.datas.Add(newComments[i]);
                            }
                        }
                        else
                        {
                            newComments.ForAll(n => this.listBoxHelper.datas.Add(n));
                        }
                    }
                    else
                    {
                        //去除最后项
                        if (this.listBoxHelper.datas.Count > 0)
                        {
                            this.listBoxHelper.datas.RemoveAt(this.listBoxHelper.datas.Count - 1);
                        }
                    }

                    //添加最后的提示文字
                    if (this.listBoxHelper.isLoadOver == false || this.listBoxHelper.datas.Count <= 0)
                    {
                        LoadNextTip tip = this.listBoxHelper.GetLoadTip;
                        tip.Foreground = new SolidColorBrush(Colors.Black);
                        this.listBoxHelper.datas.Add(tip);
                    }
                }
            };
        }
        /// <summary>
        /// 继续加载新闻列表
        /// </summary>
        private void listBoxHelper_ReloadDelegate()
        {
            if (this.listBoxHelper.isLoading == true)
            {
                return;
            }
            Dictionary <string, string> parameters = new Dictionary <string, string>
            {
                { "pageIndex", (this.listBoxHelper.allCount / 20).ToString() },
                { "pageSize", "20" },
            };

            switch (this.newsType)
            {
            case NewsType.News:
                parameters.Add("catalog", "1");
                break;

            case NewsType.Blogs:
                parameters.Add("type", "latest");
                break;

            case NewsType.RecommendBlogs:
                parameters.Add("type", "recommend");
                break;
            }
            WebClient client = Tool.SendWebClient(NewsType == Controls.NewsType.News ? Config.api_news_list : Config.api_blog_list, parameters);

            this.listBoxHelper.isLoading    = true;
            client.DownloadStringCompleted += (s, e) =>
            {
                this.listBoxHelper.isLoading = false;
                if (e.Error != null)
                {
                    System.Diagnostics.Debug.WriteLine("获取 NewsList 网络错误: {0}", e.Error.Message);
                    return;
                }
                int pageSize;
                #region 获取新闻
                if (this.NewsType == Controls.NewsType.News)
                {
                    NewsUnit[] newNews = Tool.GetNewsList(e.Result, out pageSize);
                    if (newNews != null)
                    {
                        this.listBoxHelper.allCount  += pageSize;
                        this.listBoxHelper.isLoadOver = pageSize < 20;
                        //如果是刷新则提示有数据 注意必须在筛选前就处理好
                        //筛选
                        int[] ids = Tool.GetIDS_ID <NewsUnit>(this.listBoxHelper.datas);
                        newNews = newNews.Where(n => ids.Contains(n.id) == false).ToArray( );
                        if (newNews.Length > 0)
                        {
                            if (this.listBoxHelper.datas.Count > 0)
                            {
                                this.listBoxHelper.datas[this.listBoxHelper.datas.Count - 1] = newNews[0];
                                for (int i = 1; i < newNews.Length; i++)
                                {
                                    this.listBoxHelper.datas.Add(newNews[i]);
                                }
                            }
                            else
                            {
                                newNews.ForAll(n => this.listBoxHelper.datas.Add(n));
                            }
                        }
                        //添加最后的提示文字
                        if (this.listBoxHelper.isLoadOver == false)
                        {
                            LoadNextTip tip = this.listBoxHelper.GetLoadTip;
                            tip.Foreground = new SolidColorBrush(Colors.White);
                            this.listBoxHelper.datas.Add(tip);
                        }
                    }
                }
                #endregion
                #region 博客
                else
                {
                    BlogUnit[] newBlogs = Tool.GetUserBlogList(e.Result, out pageSize);
                    if (newBlogs != null)
                    {
                        this.listBoxHelper.allCount  += pageSize;
                        this.listBoxHelper.isLoadOver = pageSize < 20;
                        //如果是刷新则提示有数据 注意必须在筛选前就处理好
                        //筛选
                        int[] ids = Tool.GetIDS_ID <BlogUnit>(this.listBoxHelper.datas);
                        newBlogs = newBlogs.Where(n => ids.Contains(n.id) == false).ToArray( );
                        if (newBlogs.Length > 0)
                        {
                            if (this.listBoxHelper.datas.Count > 0)
                            {
                                this.listBoxHelper.datas[this.listBoxHelper.datas.Count - 1] = newBlogs[0];
                                for (int i = 1; i < newBlogs.Length; i++)
                                {
                                    this.listBoxHelper.datas.Add(newBlogs[i]);
                                }
                            }
                            else
                            {
                                newBlogs.ForAll(n => this.listBoxHelper.datas.Add(n));
                            }
                        }
                        //添加最后的提示文字
                        if (this.listBoxHelper.isLoadOver == false)
                        {
                            LoadNextTip tip = this.listBoxHelper.GetLoadTip;
                            tip.Foreground = new SolidColorBrush(Colors.White);
                            this.listBoxHelper.datas.Add(tip);
                        }
                    }
                }
                #endregion
            };
        }