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  • Winform 嵌入html,数据交互

    Winform 嵌入html,数据交互,将JS中的数据等传给winform

    点击浏览器中的按钮,触发 Winform 中的方法

    https://github.com/cefsharp/CefSharp

    C# Code

    namespace SharpBrowser
    {
        public partial class WebViewTest : Form
        {
            public ChromiumWebBrowser chromeBrowser;
    
            public WebViewTest()
            {
                InitializeComponent();
                InitializeChromium();
            }
    
    
            //初始化浏览器并启动
            public void InitializeChromium()
            {
                CefSettings settings = new CefSettings();
                CefSharpSettings.LegacyJavascriptBindingEnabled = true;
                // Initialize cef with the provided settings
                Cef.Initialize(settings);
                // Create a browser component
                chromeBrowser = new ChromiumWebBrowser("http://172.16.0.66/C/");
        
                CefSharpSettings.LegacyJavascriptBindingEnabled = true;
                CefSharpSettings.WcfEnabled = true;
                chromeBrowser.JavascriptObjectRepository.Register("jsObj", new SendCarBillPrint(), isAsync: false, options: BindingOptions.DefaultBinder);
        
                // 将浏览器控件添加到当前Form窗体中
                this.Controls.Add(chromeBrowser);
                chromeBrowser.Dock = DockStyle.Fill; //充满显示
            }
        
            //窗体关闭时,记得停止浏览器
            private void Form1_FormClosing(object sender, FormClosingEventArgs e)
            {
                Cef.Shutdown(); //重要
            }
        }
    
    
        class SendCarBillPrint
        {
            public string sendCode { set; get; }
        
            public void invoke()
            {
                MessageBox.Show("JS 调用=>" + sendCode);
            }
        }
    }

    HTML Code

    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>Test</title> 
    </head>
    <body>
     <div id="app">
         <div>
             <button id="bth">anwo</button>
             hello chen
         </div>  
      </div>
    </body>
    </html>
    <!-- <script src="https://cdn.jsdelivr.net/npm/vue@2.5.16/dist/vue.js"></script> -->
    <script type="text/javascript" src="https://lib.baomitu.com/jquery/3.5.0/jquery.min.js"></script> 
    
    <script type="text/javascript">
        var jsObj;
        $(document).ready(function () {
             
                document.querySelector('#bth').onclick = function () {
                    if (jsObj == undefined)
                    {
                        alert("请使用客户端操作");
                        return;
                    }
                    jsObj.sendCode = 'abc';
                    jsObj.invoke();
                }  
    
        }) 
    
    </script>

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  • 原文地址:https://www.cnblogs.com/vipsoft/p/13856614.html
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