数据绑定控件导出到excel

aspx页面代码

<div>
        <asp:GridView ID="GridView1" runat="server">
        </asp:GridView>
        <asp:Button ID="Button1" runat="server" Text="导出到Excel" OnClick="Button1_Click" />
        <!--datalist的导出-->
     <asp:DataList ID="DataList1" runat="server">
            <ItemTemplate>
                <table>
                    <tr>
                        <td><%#Eval("itemId")%>
                        </td>
                        <td>
                        <%#Eval("title")%>
                        </td>
                        <td><%#Eval("price")%>
                        </td>
                        <td><%#Eval("imageUrl")%>
                        </td>                        
                    </tr>
                </table>
            </ItemTemplate>
        </asp:DataList>
        <asp:Button ID="Button2" runat="server" Text="Button" OnClick="Button2_Click" />
        <!--detailsView的导出-->
        <asp:DetailsView ID="DetailsView1" runat="server" Height="50px" Width="125px">
        </asp:DetailsView>
        <asp:Button ID="Button3" runat="server" Text="detailview的导出" 
            onclick="Button3_Click" />
            <!--formview的导出-->
        <asp:FormView ID="FormView1" runat="server">
           <ItemTemplate>
           <table>
                    <tr>
                        <td><%#Eval("itemId")%>
                        </td>
                        <td>
                        <%#Eval("title")%>
                        </td>
                        <td><%#Eval("price")%>
                        </td>
                        <td><%#Eval("imageUrl")%>
                        </td>                        
                    </tr>
               </table>
          </ItemTemplate> 
        </asp:FormView>
        <asp:Button ID="Button4" runat="server" Text="FormView的导出" 
            onclick="Button4_Click" />
            <!--repeater控件导出-->
        <asp:Repeater ID="Repeater1" runat="server">
        <ItemTemplate>
          <table>
                    <tr>
                        <td><%#Eval("itemId")%>
                        </td>
                        <td>
                        <%#Eval("title")%>
                        </td>
                        <td><%#Eval("price")%>
                        </td>
                        <td><%#Eval("imageUrl")%>
                        </td>                        
                    </tr>
                </table>
        </ItemTemplate>
        </asp:Repeater>
        <asp:Button ID="Button5" runat="server" Text="repeater的导出" 
            onclick="Button5_Click" />
            <!--listview控件导出-->
        <asp:ListView ID="ListView1" runat="server">
           <LayoutTemplate>           
          <table cellpadding="2" runat="server" id="tblDepartments" width="640px" cellspacing="0">           
           <tr id="itemPlaceholder" runat="server"></tr>
          </table> 
        </LayoutTemplate>
        <ItemTemplate>
          <tr id="Tr1" runat="server">            
            <td>
              <asp:Label ID="IDLabel" runat="server" Text='<%#Eval("itemId") %>' />
            </td>
            <td>
              <asp:Label ID="NameLabel" runat="server" Text='<%#Eval("title") %>' />
            </td>
            <td>
              <asp:Label ID="GroupNameLabel" runat="server" Text='<%#Eval("price") %>' />
            </td>
          </tr>
        </ItemTemplate>
        </asp:ListView>
        <asp:Button ID="Button6" runat="server" Text="listview导出" 
            onclick="Button6_Click" />
    </div>

后台代码：

using System;
using System.IO;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using Company.DAL;
using System.Text;

public partial class dataToExcel : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            getData();
        }
    }
    public void getData()
    {
        ItemDAL iadl = new ItemDAL();
        GridView1.DataSource= iadl.GetDataSet().Tables[0];
        GridView1.DataBind();
        DataList1.DataSource = iadl.GetDataSet().Tables[0];
        DataList1.DataBind();
        DetailsView1.DataSource = iadl.GetDataSet().Tables[0];
        DetailsView1.DataBind();
         FormView1.DataSource = iadl.GetDataSet().Tables[0];
         FormView1.DataBind();
         Repeater1.DataSource = iadl.GetDataSet().Tables[0];
         Repeater1.DataBind();
         ListView1.DataSource = iadl.GetDataSet().Tables[0];
         ListView1.DataBind();
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        DataToExcel(this.GridView1,"订单");
    }
    /// <summary>
    /// 导出到Excel
    /// </summary>
    /// <param name="gv">gridview类型</param>
    /// <param name="ExcName">导出的excel文件名字</param>
    public void DataToExcel(GridView gv, string ExcName)
    {
        Response.Clear();
        //Response.Charset = "UTF-8";
        //Response.Charset = "GB2312"; 可以不用设置编码格式
        Response.AppendHeader("Content-Disposition", "attachment;filename=" + ExcName + ".xls");
        //Response.ContentEncoding = System.Text.Encoding.Default;
        //Response.ContentEncoding = Encoding.UTF8;
        HttpContext.Current.Response.ContentType = "application/vnd.ms-excel";
        StringWriter sw = new StringWriter();
        HtmlTextWriter htw = new HtmlTextWriter(sw);
        //gv.HeaderStyle.Font.Bold = true;
       // gv.EnableViewState = false;       
        gv.RenderControl(htw);
        Response.Write(sw.ToString());
        Response.End();
    }
    //如果没有重写方法会报错类型“GridView”的控件“GridView1”必须放在具有 runat=server 的窗体标记内    
    public override void VerifyRenderingInServerForm(Control control)
    {
        //base.VerifyRenderingInServerForm(control);
    }

    #region datalist的导出  
    public void DataToExcel(DataList gv, string ExcName)
    {
        Response.Clear();
        //Response.Charset = "UTF-8";
        //Response.Charset = "GB2312"; 可以不用设置编码格式
        Response.AppendHeader("Content-Disposition", "attachment;filename=" + ExcName + ".xls");
        //Response.ContentEncoding = System.Text.Encoding.Default;
        //Response.ContentEncoding = Encoding.UTF8;
        HttpContext.Current.Response.ContentType = "application/vnd.ms-excel";
        StringWriter sw = new StringWriter();
        HtmlTextWriter htw = new HtmlTextWriter(sw);
        //gv.HeaderStyle.Font.Bold = true;
        // gv.EnableViewState = false;       
        gv.RenderControl(htw);
        Response.Write(sw.ToString());
        Response.End();
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        DataToExcel(this.DataList1, "订单2");
    }
    #endregion

    #region detailview的导出 
    public void DataToExcel(DetailsView gv, string ExcName)
    {
        Response.Clear();
        //Response.Charset = "UTF-8";
        //Response.Charset = "GB2312"; 可以不用设置编码格式
        Response.AppendHeader("Content-Disposition", "attachment;filename=" + ExcName + ".xls");
        //Response.ContentEncoding = System.Text.Encoding.Default;
        //Response.ContentEncoding = Encoding.UTF8;
        HttpContext.Current.Response.ContentType = "application/vnd.ms-excel";
        StringWriter sw = new StringWriter();
        HtmlTextWriter htw = new HtmlTextWriter(sw);
        //gv.HeaderStyle.Font.Bold = true;
        // gv.EnableViewState = false;       
        gv.RenderControl(htw);
        Response.Write(sw.ToString());
        Response.End();
    }
    protected void Button3_Click(object sender, EventArgs e)
    {
        DataToExcel(this.DetailsView1, "订单3");
    }
   #endregion

    #region formview的导出
    public void DataToExcel(FormView gv, string ExcName)
    {
        Response.Clear();
        //Response.Charset = "UTF-8";
        //Response.Charset = "GB2312"; 可以不用设置编码格式
        Response.AppendHeader("Content-Disposition", "attachment;filename=" + ExcName + ".xls");
        //Response.ContentEncoding = System.Text.Encoding.Default;
        //Response.ContentEncoding = Encoding.UTF8;
        HttpContext.Current.Response.ContentType = "application/vnd.ms-excel";
        StringWriter sw = new StringWriter();
        HtmlTextWriter htw = new HtmlTextWriter(sw);
        //gv.HeaderStyle.Font.Bold = true;
        // gv.EnableViewState = false;       
        gv.RenderControl(htw);
        Response.Write(sw.ToString());
        Response.End();
    }
    protected void Button4_Click(object sender, EventArgs e)
    {
        DataToExcel(this.FormView1, "订单4");
    }
    #endregion

    #region repeater的导出   
    public void DataToExcel(Repeater gv, string ExcName)
    {
        Response.Clear();
        //Response.Charset = "UTF-8";
        //Response.Charset = "GB2312"; 可以不用设置编码格式
        Response.AppendHeader("Content-Disposition", "attachment;filename=" + ExcName + ".xls");
        //Response.ContentEncoding = System.Text.Encoding.Default;
        //Response.ContentEncoding = Encoding.UTF8;
        HttpContext.Current.Response.ContentType = "application/vnd.ms-excel";
        StringWriter sw = new StringWriter();
        HtmlTextWriter htw = new HtmlTextWriter(sw);
        //gv.HeaderStyle.Font.Bold = true;
        // gv.EnableViewState = false;       
        gv.RenderControl(htw);
        Response.Write(sw.ToString());
        Response.End();
    }
    protected void Button5_Click(object sender, EventArgs e)
    {
        DataToExcel(this.Repeater1, "订单5");
    }
    #endregion

    public void DataToExcel(ListView gv, string ExcName)
    {
        Response.Clear();
        //Response.Charset = "UTF-8";
        //Response.Charset = "GB2312"; 可以不用设置编码格式
        Response.AppendHeader("Content-Disposition", "attachment;filename=" + ExcName + ".xls");
        //Response.ContentEncoding = System.Text.Encoding.Default;
        //Response.ContentEncoding = Encoding.UTF8;
        HttpContext.Current.Response.ContentType = "application/vnd.ms-excel";
        StringWriter sw = new StringWriter();
        HtmlTextWriter htw = new HtmlTextWriter(sw);
        //gv.HeaderStyle.Font.Bold = true;
        // gv.EnableViewState = false;       
        gv.RenderControl(htw);
        Response.Write(sw.ToString());
        Response.End();
    }
    protected void Button6_Click(object sender, EventArgs e)
    {
        DataToExcel(this.ListView1, "订单6");
    }
}

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