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<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta charset="utf-8" />
<title></title>
</head>
<body>
<script>
function test(message) { alert(message); }
</script>
<!-- 调用C#方法 -->
<button onclick="window.external.MyMessageBox(‘javascript访问C#代码‘)">
javascript访问C#代码
</button>
</body>
</html>
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Security.Permissions;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace coder128
{
[PermissionSet(SecurityAction.Demand, Name = "FullTrust")]
[System.Runtime.InteropServices.ComVisibleAttribute(true)]//com可访问性
public partial class frm2 : Form
{
public frm2()
{
InitializeComponent();
}
private void frm2_Load(object sender, EventArgs e)
{//该对象可由显示在WebBrowser控件中的网页所包含的脚本代码访问。
wb.ObjectForScripting = this;//将当前类设置为可以供外界访问
wb.Navigate("C:/Users/nick/Documents/visual studio 2015/Projects/jizhiclient/coder128/wbtest.html");
}
private void btn_Click(object sender, EventArgs e)
{
wb.Document.InvokeScript("test", new String[] { "服务端调客户端" });
}
public void MyMessageBox(String message)
{
Form1 form= new Form1();
form.ShowDialog();
}
}
}
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原文地址：http://my.oschina.net/u/860872/blog/512473
