网页中嵌入Excel控件-阿里云开发者社区

网页中嵌入Excel控件

2017-10-24 1301

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简介：

前提，客户端必须装windows office Excel，我机器上装的时office 2003，如果你机器装的是office 2007只要把 object id="_obj_Excel" classid="clsid:0002E559-0000-0000-C000-000000000046"的classid改一下，是多少你自己到网上去查一下。

aspx页面代码

< %@ Page Language="C#" AutoEventWireup="true" CodeFile="ExcelBrowse.aspx.cs" Inherits="ExcelBrowse" %> < !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> < html xmlns="http://www.w3.org/1999/xhtml"> < head runat="server"> < title>无标题页</title> < script type="text/javascript"> function ScreenSpliter(header, footer, middle) { this._header = document.getElementById(header); this._footer = document.getElementById(footer); this._middle = document.getElementById(middle); document.body.style.margin = "0px"; document.body.style.overflow = "hidden"; this._middle.style.overflow = "auto"; this.resize(null); registerEventHandler(window, 'resize', getInstanceDelegate(this, "resize")); } function load_XmlDocumentFromElement(Id) { var hf = document.getElementById(Id); if(hf != null) { var xmldoc = new ActiveXObject("Microsoft.XMLDOM"); xmldoc.loadXML(hf.value); return xmldoc; } return null; } function get_NodeAttributeText(root, node_name, attr_name) { var node = root.selectSingleNode(node_name); if(node != null) return node.getAttribute(attr_name); else return null; } function set_ExcelDisplayMode(sheet) { sheet.AllowPropertyToolbox = false; sheet.DisplayToolbar = true; sheet.DisplayOfficeLogo = false; sheet.DisplayWorkbookTabs = false; sheet.DisplayTitleBar = false; } function set_ProtectModeForEdit(sheet) { var protection = sheet.ActiveSheet.Protection; protection.AllowInsertingRows = true; protection.AllowDeletingRows = true; protection.AllowFormattingColumns = true; protection.AllowSorting = true; protection.Enabled = true; sheet.activeWindow.enableResize = false; } function set_ProtectModeForBrowse(sheet) { var protection = sheet.ActiveSheet.Protection; protection.AllowFormattingRows = true; protection.AllowFormattingColumns = true; protection.AllowDeletingRows = false; protection.AllowInsertingRows = false; protection.AllowInsertingColumns = false; protection.AllowSorting = false; protection.Enabled = true; sheet.activeWindow.enableResize = false; } function get_SheetXmlData() { var sheet = document.getElementById("_obj_Excel"); sheet.ActiveSheet.Unprotect();//去除保护 var xmldoc = load_XmlDocumentFromElement("<%= _hf_ExcelSetting.ClientID%>"); if(xmldoc != null) { var temp = get_NodeAttributeText(xmldoc.lastChild, "ClearContents", "cols"); if(temp != null) { var range = sheet.ActiveSheet.Columns(temp); if(range != null) range.ClearContents(); } } var hf = document.getElementById("<%= _hf_ExcelXmlData.ClientID%>"); hf.value = sheet.XMLData; } function set_SheetXmlData() { var sheet = document.getElementById("_obj_Excel") var hf = document.getElementById("<%= _hf_ExcelXmlData.ClientID%>"); sheet.XMLData = hf.value; hf.value = ""; var xmldoc = load_XmlDocumentFromElement("<%= _hf_ExcelSetting.ClientID%>"); if(xmldoc != null) { var temp = get_NodeAttributeText(xmldoc.lastChild, "Viewable", "cols"); if(temp != null) sheet.ViewableRange = temp;//可见区 } sheet.ActiveSheet.Cells.Locked = true;//全部锁定
set_ProtectModeForBrowse(sheet); set_ExcelDisplayMode(sheet); } window.onload = function() { set_SheetXmlData(); } < /script> < /head> < body> < form id="form1" runat="server"> < div style="width:900px;height:600px"> < asp:HiddenField ID="_hf_ExcelXmlData" runat="server" /> < asp:HiddenField ID="_hf_ExcelSetting" runat="server" /> < object id="_obj_Excel" classid="clsid:0002E559-0000-0000-C000-000000000046" width="100%" height="500px" standby="Loading"> < /object> < /div> < /form> < /body> < /html>

后台代码

using System;

using System.Collections;

using System.Configuration;

using System.Data;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.HtmlControls;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Xml;

using System.IO;

using System.Text;

public partial class ExcelEdit : System.Web.UI.Page

{

private string _Targ_file = "test.xml";

protected void Page_Load(object sender, EventArgs e)

{

if (IsPostBack == true)

return;

//取得Excel内容------------------------------------------

string file_name = Server.MapPath("Excel/" + _Targ_file);

XmlDocument xml = new XmlDocument();

xml.Load(file_name);

if (xml != null)

_hf_ExcelXmlData.Value = xml.OuterXml;

//取得Excel设置------------------------------------------

XmlNode node = get_ExcelSetting(_Targ_file);

if (node != null)

_hf_ExcelSetting.Value = node.OuterXml;

}

protected void Button1_Click(object sender, EventArgs e)

{

//OWC.Spreadsheet sheet = new OWC.Spreadsheet();

//sheet.XMLData = _hf_ExcelXmlData.Value;

//---------------------------------------------------

string file = Server.MapPath("Excel/" + _Targ_file);

//删除文件

//if (File.Exists(file))

// File.Delete(file);

////---------------------------------------------------

//sheet.Export(file, OWC.SheetExportActionEnum.ssExportActionNone, OWC.SheetExportFormat.ssExportXMLSpreadsheet);

File.WriteAllText(file, _hf_ExcelXmlData.Value, Encoding.Unicode);

}

static public XmlNode get_ExcelSetting(string key)

{

string file = HttpContext.Current.Server.MapPath("App_Data/Excels.xml");

XmlDocument doc = new XmlDocument();

doc.Load(file);

//-------------------------------------------------------

if (doc != null)

{

XmlNode root = doc.DocumentElement;

if (root != null)

{

string query = string.Format("sheet[@filename='{0}']", key);

XmlNode node = root.SelectSingleNode(query);

if (node != null)

return node;

}

//-------------------------------------------------------

return null;

}

分类: ASP.NET

本文转自左正博客园博客，原文链接：http://www.cnblogs.com/soundcode/archive/2012/11/13/2768297.html ，如需转载请自行联系原作者

网页中嵌入Excel控件

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