手动分页

private int pageSize = 12; public string pageNumber=""; //private int PageDivID; protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { List<int> pageFirstItemID; int allItemNum = 0; int pageNum = 0; int currentPage = 1; //第一条记录在table 中所在行号 StringBuilder sb = new StringBuilder(); object pageDivedeID = Request.QueryString["pageCurNum"]; if (pageDivedeID != null) { currentPage = Int32.Parse(pageDivedeID.ToString()); } News_NewsInput_D newsdal = new News_NewsInput_D(StaticResourse.getSitesUrl()); dt = newsdal.GetAll(); if (dt.Rows.Count > 0) { allItemNum = dt.Rows.Count; pageNum = allItemNum/pageSize+1; if (currentPage > pageNum) { currentPage = 1; } //每页首选项的ID pageFirstItemID = new List<int>(); if (allItemNum % pageSize == 0) { for (int i = 0; i < pageNum - 1; i++) { pageFirstItemID.Add(Int32.Parse(dt.Rows[allItemNum - pageSize * i - 1][0].ToString())); } pageNum -= 1; } else { for (int i = 0; i < pageNum; i++) { pageFirstItemID.Add(Int32.Parse(dt.Rows[allItemNum - pageSize * i - 1][0].ToString())); } } sb.Append(URLCreater(1, "首页")); if (currentPage != 1) { sb.Append(URLCreater(currentPage - 1, "上一页")); } if (pageNum <= 8) { for (int i = 1; i <= pageNum; i++) { string pagename; if (currentPage == i) { pagename = i.ToString(); } else { pagename = "[" + i.ToString() + "]"; } sb.Append(URLCreater(i, pagename)); } } if (pageNum > 8) { if (currentPage <= 7) { for (int i = 1; i <= 8; i++) { string pagename; if (currentPage == i) { pagename = i.ToString(); } else { pagename = "[" + i.ToString() + "]"; } sb.Append(URLCreater(i, pagename)); } } if (currentPage > 7) { if ((currentPage + 3) < pageNum) { for (int i = currentPage - 3; i <= currentPage + 3; i++) { string pagename; if (currentPage == i) { pagename = i.ToString(); } else { pagename = "[" + i.ToString() + "]"; } sb.Append(URLCreater(i, pagename)); } } else { for (int i = currentPage - 3; i <= pageNum; i++) { string pagename; if (currentPage == i) { pagename = i.ToString(); } else { pagename = "[" + i.ToString() + "]"; } sb.Append(URLCreater(i, pagename)); } } } } if (currentPage != pageNum) { sb.Append(URLCreater(currentPage + 1, "下一页")); } sb.Append(URLCreater(pageNum, "尾页")); pageNumber += sb.ToString();

public string URLCreater(int DestinationID,string pagename) { StringBuilder sb = new StringBuilder(); sb.Append(" <a href=""); sb.Append(StaticResourse.getSitesUrl()); sb.Append("/SitePages/%E6%96%B0%E9%97%BB%E4%B8%AD%E5%BF%83.aspx?pageCurNum="); sb.Append(DestinationID); sb.Append("" mce_href=""); sb.Append(StaticResourse.getSitesUrl()); sb.Append("/SitePages/%E6%96%B0%E9%97%BB%E4%B8%AD%E5%BF%83.aspx?pageCurNum="); sb.Append(DestinationID); sb.Append("">"); sb.Append(pagename); sb.Append("</a>"); return sb.ToString(); }