csharp/mdict/App.xaml.cs

using System.Configuration;
using System.Data;
using System.IO;
using System.Reflection;
using System.Windows;
using CefSharp;
using CefSharp.Wpf;
using mdict.Services;

namespace mdict
{
    /// <summary>
    /// Interaction logic for App.xaml
    /// </summary>
    public partial class App : Application
    {
        protected override void OnStartup(StartupEventArgs e)
        {
            base.OnStartup(e);
            InitializeCef();
        }

        private void InitializeCef()
        {
            var settings = new CefSettings();
            
            // Register mdx scheme
            settings.RegisterScheme(new CefCustomScheme
            {
                SchemeName = "mdx",
                SchemeHandlerFactory = new MdxSchemeHandlerFactory(),
                IsStandard = true,
                IsSecure = true,
                IsCorsEnabled = false
            });
            
            // Set cache path to a writable directory
            string exePath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location) ?? string.Empty;
            string cachePath = Path.Combine(exePath, "Cache");
            Directory.CreateDirectory(cachePath);
            settings.CachePath = cachePath;

            settings.Locale = "zh-CN";

            // Performance settings
            settings.CefCommandLineArgs.Add("enable-gpu", "1");
            settings.CefCommandLineArgs.Add("enable-gpu-compositing", "1");
            
            Cef.Initialize(settings);
        }
    }
}