win-service-machine-dll/PrintHtmlFrom/Form1.cs

using Microsoft.Web.WebView2.Core;
using Microsoft.Web.WebView2.WinForms;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Configuration;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Timers;
using System.Windows.Forms;

namespace PrintHtmlFrom
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
			InitBrowser();
		}
		private void InitBrowser()
		{
			AwaitCoreWebView2Async(webView21); //设置浏览器参数
			webView21.CoreWebView2.Settings.AreDefaultScriptDialogsEnabled = true;
			webView21.CoreWebView2.NavigateToString(@"D:\index.html");
		}
		private async void AwaitCoreWebView2Async(WebView2 WebView21)
		{
			string userDataFolder = null;   //"你的缓存文件夹路径";
			CoreWebView2EnvironmentOptions options = new CoreWebView2EnvironmentOptions($"--lang=zh-CN");
			var environment = await CoreWebView2Environment.CreateAsync(null, userDataFolder, options);
			// Create a WebView with the specified environment.
			await WebView21.EnsureCoreWebView2Async(environment);

		}
		private void WebView2_NavigationCompleted(object sender, CoreWebView2NavigationCompletedEventArgs e)
		{
		}
		private void WebView2_ContentLoading(object sender, CoreWebView2ContentLoadingEventArgs e)
		{
		}
		private void WebView2InitializationCompleted(object sender, CoreWebView2InitializationCompletedEventArgs e)
		{
		}
		private void WebView2_NavigationStarting(object sender, CoreWebView2NavigationStartingEventArgs e)
		{
		}
		private void Form1_Load(object sender, EventArgs e)
        {

        }
    }
}