92 lines
2.6 KiB
C#
92 lines
2.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Web;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using System.Data;
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using System.Text;
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using System.IO;
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using AspNet = System.Web.UI.WebControls;
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using System.Web.UI.HtmlControls;
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namespace FineUI.Examples.data
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{
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public partial class grid_excel_aspnet : PageBase
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{
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protected void Page_Load(object sender, EventArgs e)
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{
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if (!IsPostBack)
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{
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BindGrid();
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}
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}
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#region BindGrid
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private void BindGrid()
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{
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DataTable table = DataSourceUtil.GetDataTable();
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GridView1.DataSource = table;
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GridView1.DataBind();
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}
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#endregion
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public override void VerifyRenderingInServerForm(Control control)
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{
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}
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protected void Button2_Click(object sender, EventArgs e)
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{
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BindGrid();
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ResolveGridView(GridView1);
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Response.ClearContent();
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Response.AddHeader("content-disposition", "attachment; filename=MyExcelFile.xls");
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Response.ContentType = "application/excel";
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Response.ContentEncoding = System.Text.Encoding.UTF8;
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StringWriter sw = new StringWriter();
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HtmlTextWriter htw = new HtmlTextWriter(sw);
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GridView1.RenderControl(htw);
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Response.Write(sw.ToString());
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Response.End();
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}
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private void ResolveGridView(Control ctrl)
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{
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for (int i = 0; i < ctrl.Controls.Count; i++)
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{
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// 图片的完整URL
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if (ctrl.Controls[i].GetType() == typeof(AspNet.Image))
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{
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AspNet.Image img = ctrl.Controls[i] as AspNet.Image;
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img.ImageUrl = Request.Url.AbsoluteUri.Replace(Request.Url.AbsolutePath, Page.ResolveUrl(img.ImageUrl));
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}
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// 将CheckBox控件转化为静态文本
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if (ctrl.Controls[i].GetType() == typeof(AspNet.CheckBox))
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{
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Literal lit = new Literal();
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lit.Text = (ctrl.Controls[i] as AspNet.CheckBox).Checked ? "√" : "×";
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ctrl.Controls.RemoveAt(i);
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ctrl.Controls.AddAt(i, lit);
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}
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if (ctrl.Controls[i].HasControls())
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{
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ResolveGridView(ctrl.Controls[i]);
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}
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}
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}
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}
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}
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