EdgeVoyager/Form1.cs

using Microsoft.Web.WebView2.WinForms;
using Microsoft.Web.WebView2.Core;

namespace EdgeVoyager
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            InitializeAsync();
        }

        async void InitializeAsync()
        {
            await webView21.EnsureCoreWebView2Async(null);
            webView21.CoreWebView2.Navigate("https://cn.bing.com/?mkt=zh-CN");
        }

        private void back_button_Click(object sender, EventArgs e)
        {
            webView21.CoreWebView2.GoBack();
        }

        private void forward_button_Click(object sender, EventArgs e)
        {
            webView21.CoreWebView2.GoForward();
        }

        private void refresh_button_Click(object sender, EventArgs e)
        {
            webView21.CoreWebView2.Reload();
        }

        private void stop_button_Click(object sender, EventArgs e)
        {
            webView21.CoreWebView2.Stop();
        }

        private void search_button_Click(object sender, EventArgs e)
        {

        }

        private void webView21_NavigationStarting(object sender, CoreWebView2NavigationStartingEventArgs e)
        {
            string currentUrl = webView21.Source.ToString();
            if (!comboBox1.Items.Contains(currentUrl))
            {
                comboBox1.Items.Add(currentUrl);
            }
            comboBox1.Text = currentUrl;
        }

        private void webView21_NavigationCompleted(object sender, CoreWebView2NavigationCompletedEventArgs e)
        {
            string currentUrl = webView21.Source.ToString();
            if (!comboBox1.Items.Contains(currentUrl))
            {
                comboBox1.Items.Add(currentUrl);
            }
            comboBox1.Text = currentUrl;
        }

        private void comboBox1_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                string url = comboBox1.Text;
                if (Uri.IsWellFormedUriString(url, UriKind.Absolute))
                {
                    webView21.CoreWebView2.Navigate(url);
                }
                else
                {
                    MessageBox.Show("请输入有效的网址", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
            }
        }

        private void 退出XToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Environment.Exit(0);
        }
    }
}