TeamAAS-2.5/Tools/LocalizationTool/App.xaml.cs

using System;
using System.Net;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Imaging;

namespace LocalizationTool
{
    public partial class App : Application
    {
        /// <summary>应用图标（app.ico 以 Resource 嵌入，各窗口标题栏/任务栏共用）。</summary>
        public static ImageSource AppIcon { get; } = LoadIcon();

        private static ImageSource LoadIcon()
        {
            try
            {
                return new BitmapImage(new Uri("pack://application:,,,/app.ico"));
            }
            catch
            {
                return null;
            }
        }

        protected override void OnStartup(StartupEventArgs e)
        {
            base.OnStartup(e);
            // 保证 https 翻译接口可用（net48 默认协议不满 TLS1.2）
            ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12 | SecurityProtocolType.Tls11;
        }
    }
}