public static void ExportExcel <T>(IList list, string[] DataColumn, string fileName)
{
try
{
if (list.Count > 0)
{
HttpContext.Current.Response.ContentType = "application/vnd.ms-excel";
HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.UTF8;
HttpContext.Current.Response.Charset = "Utf-8";
HttpContext.Current.Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(fileName + ".xls", System.Text.Encoding.UTF8));
StringBuilder sbHtml = new StringBuilder();
sbHtml.AppendLine("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">");
sbHtml.AppendLine("<table cellspacing=\"0\" cellpadding=\"5\" rules=\"all\" border=\"1\">");
//写出列名
sbHtml.AppendLine("<tr style=\"background-color: #FFE88C;font-weight: bold; white-space: nowrap;\">");
foreach (string item in DataColumn)
{
string[] stritem = item.Split(':');
sbHtml.AppendLine("<td>" + stritem[0] + "</td>");
}
sbHtml.AppendLine("</tr>");
//写数据
foreach (T entity in list)
{
Hashtable ht = HashtableHelper.GetModelToHashtable <T>(entity);
sbHtml.Append("<tr>");
foreach (string item in DataColumn)
{
string[] stritem = item.Split(':');
sbHtml.Append("<td>").Append(ht[stritem[1]]).Append("</td>");
}
sbHtml.AppendLine("</tr>");
}
sbHtml.AppendLine("</table>");
HttpContext.Current.Response.Write(sbHtml.ToString());
HttpContext.Current.Response.End();
}
}
catch (Exception ex)
{
Logger.WriteLog("-----------Excel导出数据异常-----------\r\n" + ex.ToString() + "\r\n");
}
}
/// <summary>
/// 表格返回JSON
/// </summary>
/// <param name="dt">数据行</param>
/// <param name="pageIndex">当前页面</param>
/// <param name="pqGrid_Sort">要显示字段</param>
/// <param name="count"></param>
/// <returns></returns>
public static string PqGridPageJson <T>(IList list, int pageIndex, string pqGrid_Sort, int count)
{
try
{
string[] Sort_Field = pqGrid_Sort.Split(',');
StringBuilder sb = new StringBuilder();
sb.Append("{");
sb.Append("\"totalRecords\": " + count + ",");
sb.Append("\"curPage\": " + pageIndex + ",");
sb.Append("\"data\": [");
if (list.Count > 0)
{
foreach (T entity in list)
{
Hashtable ht = HashtableHelper.GetModelToHashtable <T>(entity);
sb.Append("[");
foreach (string item in Sort_Field)
{
sb.Append("\"");
if (ht[item] != null && ht[item] != DBNull.Value && ht[item].ToString() != "")
{
sb.Append(ht[item]);
}
else
{
sb.Append("");
}
sb.Append("\",");
}
sb = sb.Remove(sb.Length - 1, 1);
sb.Append("],");
}
sb = sb.Remove(sb.Length - 1, 1);
}
sb.Append("]");
sb.Append("}");
return(sb.ToString());
}
catch (Exception ex)
{
Logger.WriteLog(ex.Message);
return("");
}
}
/// <summary>
/// 实体类给服务器控件赋值
/// </summary>
/// <param name="page"></param>
/// <param name="entity">实体类</param>
public static void SetWebControls <T>(Control page, T entity)
{
SetWebControls(page, HashtableHelper.GetModelToHashtable(entity));
}