ASP.NET分页链接办法分享


/// <summary>

  /// 分页链接

  /// </summary>

  /// <param name=”pageSize”></param>

  /// <param name=”recordCount”></param>

  /// <param name=”currentPage”></param>

  /// <param name=”prev”>当前页前面显示的数量</param>

  /// <param name=”next”>当前页后面显示的数量</param>

  /// <returns></returns>

  public string PageLink(int pageSize, int recordCount, int currentPage, int prev, int next)

  {

  int pageCount = recordCount % pageSize == 0 ? (recordCount / pageSize) : ((int)Math.Ceiling((double)recordCount / pageSize));

  StringBuilder sb = new StringBuilder();

  if (currentPage > 1 && recordCount > 1)

  {

  sb.Append(“<a href=”?page=”);

  sb.Append((currentPage – 1).ToString());

  sb.Append(“”>前一页</a>&nbsp;&nbsp;”);

  }

  if (currentPage > prev + 1)

  sb.Append(“<a href=”?page=1″>1</a>&nbsp;…&nbsp;”);

  if (currentPage < prev)

  next = next + prev – currentPage + 1;

  if (next > pageCount – currentPage)

  prev = prev + next – (pageCount – currentPage);

  for (int i = 1; i <= pageCount; i++)

  {

  if (i == currentPage)

  {

  sb.Append(“<a href=”?page=” + i + “” class=”current” ><font color=”red”>” + i + “</font></a>&nbsp;&nbsp;”);

  }

  else

  {

  if (i > (currentPage – prev – 1) && i < (currentPage + next + 1))

  {

  sb.Append(“<a href=”?page=” + i + “”>” + i + “</a>&nbsp;&nbsp;”);

  }

  }

  }

  if (currentPage < pageCount – next)

  sb.Append(“…&nbsp;<a href=”?page=” + pageCount.ToString() + “”>” + pageCount.ToString() + “</a>”);

  if (currentPage < pageCount)

  sb.Append(“&nbsp;&nbsp;<a href=”?page=” + (currentPage + 1).ToString() + “”>后一页</a>”);

  return sb.ToString();

  }

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