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CefSharp 使用备忘录

Posted on 2020-02-02 20:19  快乐家++  阅读(636)  评论(0)    收藏  举报

Form1.cs

using CefSharp;
using CefSharp.WinForms;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApp1
{

    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private ChromiumWebBrowser browser = null;
        private void Form1_Load(object sender, EventArgs e)
        {

        }



        private void button1_Click(object sender, EventArgs e)
        {
            if (browser != null) return;
            var settings = new CefSettings();
            //设置语言环境是中文环境
            settings.Locale = "zh_CN";
            //浏览器缓存的路径,可以设置到某个磁盘，默认设置是在软件运行目录下面。
            settings.CachePath = "cache";
            //让浏览器的消息循环在一个单独的线程中执行,建议设置成true,具体含义看看浏览器消息处理。
            settings.MultiThreadedMessageLoop = true;
            //这个我理解不到，只有看源码的注释;
            settings.ExternalMessagePump = false;
            //去掉gpu，否则chrome显示有问题
            settings.CefCommandLineArgs.Add("disable-gpu", "1");
            //远程调试端口
            settings.RemoteDebuggingPort = 33229;
            //设置代理服务器
            settings.CefCommandLineArgs.Add("proxyserver", "192.168.1.2:8888");
            Cef.Initialize(settings);
            CefSharpSettings.LegacyJavascriptBindingEnabled = true;
            browser = new ChromiumWebBrowser("http://127.0.0.1:8011/a.aspx");
            browser.ActivateBrowserOnCreation = false;
            browser.Dock = System.Windows.Forms.DockStyle.Fill;
            browser.Location = new System.Drawing.Point(0, 0);
            browser.Name = "chromiumWebBrowser1";
            browser.Size = new System.Drawing.Size(800, 450);
            browser.TabIndex = 0;
            this.Controls.Add(browser);
            browser.JavascriptObjectRepository.ResolveObject += (s, eve) =>
            {
                var repo = eve.ObjectRepository;
                if (eve.ObjectName == "jsObj")
                {
                    repo.Register("jsObj", new CallbackObjectForJs(), isAsync: true, options: BindingOptions.DefaultBinder);
                }
            };
        }

        private void button2_Click(object sender, EventArgs e)
        {
            browser.Reload();
        }
    }

    public class CallbackObjectForJs
    {
        public void showMessage(string msg)
        {
            MessageBox.Show(msg);
        }
        public void t1(string mm)
        {
            MessageBox.Show(mm);
        }
        public string t2()
        {
            return DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
        }
    }
}

　　

a.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="a.aspx.cs" Inherits="a" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <script src="http://apps.bdimg.com/libs/jquery/1.11.3/jquery.min.js" type="text/javascript"></script>


    <title></title>
</head>
<body>
    <form id="form1" runat="server">
        <a href="#" id="btnOK" class="easyui-linkbutton" iconcls="icon-ok" style="width: 100%; height: 32px">塞钱进红包</a>
        <div>
            <input id="Text1" type="text" /><input id="Button1" type="button" value="button" />
        </div>
        <script type="text/javascript">
            CefSharp.BindObjectAsync("jsObj");
            $(function () {
                $('#Button1').click(function () {
                    jsObj.t2().then((r) => {
                        $("#Text1").val(r);
                    })
                });
            })
        </script>
    </form>
</body>
</html>

　　

 

Download the  Microsoft Visual C++ Redistributable for Visual Studio 2015, 2017 and 2019.

https://blog.csdn.net/qiaohuyue/article/details/94737881