LinkToolAddin/common/LocalResource.cs

using System;
using System.IO;
using System.Windows.Controls;
using System.Windows.Media.Imaging;

namespace LinkToolAddin.common;

public class LocalResource
{
    public static string ReadFileByResource(string resourceName)
    {
        var assembly = System.Reflection.Assembly.GetExecutingAssembly();
            
        using (Stream stream = assembly.GetManifestResourceStream(resourceName))
        {
            if (stream == null)
            {
                return($"找不到嵌入资源：{resourceName}");
            }

            using (StreamReader reader = new StreamReader(stream))
            {
                return reader.ReadToEnd();
            }
        }
    }

    public static BitmapImage ReadImageByResource(string resourceName)
    {
        var assembly = System.Reflection.Assembly.GetExecutingAssembly();
        using (Stream stream = assembly.GetManifestResourceStream(resourceName))
        {
            if (stream == null)
            {
                Console.WriteLine("资源未找到，请检查资源名称是否正确。");
                return null;
            }

            // 如果是 WPF，可以转换为 BitmapImage
            BitmapImage bitmap = new BitmapImage();
            bitmap.BeginInit();
            bitmap.StreamSource = stream;
            bitmap.EndInit();
            return bitmap;
        }
    }
}