Repeater控件的使用 (原樣導出和動態顯示/隱藏Repeater中的列)
一、Repeater數據原樣導出
DataTable dt = ViewState["DtDatat"] as DataTable; //Repeater綁定的數據源
this.Repeater1.DataSource = dt;
this.Repeater1.DataBind();
DisplayDetailCol(false);
//使用流方式導出Excel
HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.Default;
HttpContext.Current.Response.ContentType = "application/ms-excel";
HttpContext.Current.Response.Charset = "gb2312";
HttpContext.Current.Response.AppendHeader("Content-Disposition", "attachment;filename=" + Context.Server.UrlPathEncode("excel名稱.xls")); //解決中文亂碼問題
StringWriter sw = new StringWriter();
HtmlTextWriter htw = new HtmlTextWriter(sw);
Repeater1.RenderControl(htw);
HttpContext.Current.Response.Write(sw.ToString());
HttpContext.Current.Response.End();
二、 動態顯示/隱藏Repeater中的列
foreach (RepeaterItem item in this.Repeater1.Controls)
{
if (item.ItemType == ListItemType.Header)
{
item.FindControl("panelDetail").Visible = b;
}
if (item.ItemType == ListItemType.Item)
{
item.FindControl("lbtnDetail").Visible = b;
}
}
三、下載的excel顯示成html格式
需要將<table>標籤添加到HeaderTemplate和FooterTemplate中
四、導出的Excel數據爲空或則數據都縮到一列
不要設置列的寬度爲百分比