c#取webbrowser中的控件值（这里是KindEditor）
来源：互联网 发布：网络空间的安全挑战有 编辑：程序博客网 时间：2024/05/29 19:06
using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using System.IO;namespace 调用web浏览器{ public partial class Form1 : Form { public Form1() { InitializeComponent(); this.Load += new EventHandler(Form_Load); this.button1.Click += new EventHandler(Savebtn_Click); this.webBrowser1.DocumentCompleted += new WebBrowserDocumentCompletedEventHandler(InsertScript); } private void Form_Load(object sender, EventArgs e) { string url = ConfigHelper.GetEditorUrl(); Uri u = new Uri(url); webBrowser1.Url = u; //webBrowser1.DocumentText = CreateHtmlString("", 500, 300); } /// <summary> /// 在页面加载完成后，向页面中注入脚本 /// </summary> private void InsertScript(object sender,WebBrowserDocumentCompletedEventArgs e) { } /// <summary> /// 动态写document /// </summary> /// <param name="s"></param> /// <param name="width"></param> /// <param name="height"></param> /// <returns></returns> private string CreateHtmlString(string s,int width,int height) { StringBuilder sb = new StringBuilder(); //sb.Append("<!doctype html>"); //sb.Append("<html>"); ////head //sb.Append("<head>"); //sb.Append("<meta charset=\"utf-8\" />"); //string url = ConfigHelper.GetEditorUrl(); //if (url.EndsWith("/")) //{ // url = url.Substring(0, url.Length - 1); //} //sb.Append("<script charset=\"utf-8\" src=\""+url+"/kindeditor-min.js\"></script>"); //sb.Append("<script charset=\"utf-8\" src=\""+url+"/lang/zh_CN.js\"></script>"); //sb.Append("<script>"); //sb.Append("var editor;\r\n"); //sb.Append("KindEditor.ready(function(K) {\r\n"); //sb.Append("editor = K.create('textarea[id=\"content\"]', {\r\n"); //sb.Append("allowFileManager : true\r\n"); //sb.Append("});\r\n"); //sb.Append("})\r\n"); //sb.Append("</script>"); //sb.Append("</head>"); ////body //sb.Append("<body>"); //sb.Append("<textarea id=\"content\" style=\"width:"+width+";height:"+height+"\" cols=\"40\" rows=\"30\">"); //if (!string.IsNullOrEmpty(s)) //{ // sb.Append(s); //} //sb.Append("</textarea>"); //sb.Append("<script type=\"text/javascript\">\r\n"); //sb.Append("function GetHtml(){\r\n"); //sb.Append("var html = editor.html();\r\n"); //sb.Append("editor.sync();\r\n"); //sb.Append("document.getElementById(\"content\").value=html;\r\n"); //sb.Append("}\r\n"); //sb.Append("</script>\r\n"); //sb.Append("</body>"); //sb.Append("</html>"); return sb.ToString(); } private void Savebtn_Click(object sender, EventArgs e) { HtmlDocument htd = webBrowser1.Document; htd.InvokeScript("GetHtml"); string info =string.Empty; HtmlElement he = webBrowser1.Document.GetElementById("content"); info = he.OuterText; string path = AppDomain.CurrentDomain.BaseDirectory; path = Path.Combine(path, "txt.txt"); using (StreamWriter sw = new StreamWriter(path)) { sw.WriteLine(info); sw.Close(); sw.Dispose(); } MessageBox.Show("保存成功"); } }}
