winform调用javascript的小例子

2020-01-24 03:23:08

字体：大中小

来源：转载

供稿：网友

<html>
     <head>
          <title></title>
          <script type="text/javascript">
          function ShowMessage(message)
          {
               alert(message);
          }
          function ShowWinFormsMessage() {
               var msg = document.getElementById('txtMessage').value;
               return window.external.ShowMessage(msg);
          }
          </script>
     </head>
     <body>
          <input type="text" id="txtMessage" />
          <input type="button" value="Show Message" onclick="ShowWinFormsMessage()" />
     </body>
</html>

复制代码代码如下:

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.Runtime.InteropServices;
namespace WebBrowserJavaScriptExample
{
    public partial class frmMain : Form
    {
        public frmMain()
        {
            InitializeComponent();
            webBrowser1.ObjectForScripting = new ScriptManager(this);
        }
        private void btnShowMessage_Click(object sender, EventArgs e)
        {
            object[] o = new object[1];
            o[0]=txtMessage.Text;
            object result = this.webBrowser1.Document.InvokeScript("ShowMessage", o);
        }
        private void frmMain_Load(object sender, EventArgs e)
        {
            this.webBrowser1.Navigate(@"E:/Projects/2010/WebBrowserJavaScriptExample/WebBrowserJavaScriptExample/TestPage.htm");
        }
        [ComVisible(true)]
        public class ScriptManager
        {
            frmMain _form;
            public ScriptManager(frmMain form)
            {
                _form = form;
            }
            public void ShowMessage(object obj)
            {
                MessageBox.Show(obj.ToString());
            }
        }
    }
}

上一篇：C#枚举中的位运算权限分配浅谈

下一篇：C#可选参数的相关使用

学习交流

罗技g502鼠标灵敏度怎么设置?

罗技g502鼠标灵敏度怎么设置?...

热门图片

猜你喜欢的新闻

猜你喜欢的关注