载入资源中的动态链接库(dll)文件

来源：互联网发布：淘宝上卖aj高仿的店铺编辑：程序博客网时间：2024/05/21 06:15
//1.将dll添加至项目资源文件夹,并 设置为"嵌入资源"
//2.添加引用,引用该资源目录下的dll,设置"本地复制为:False"即可(为了代码开发不报错)
//3.正常编写代码即可.
using System;using System.Collections.Generic;using System.Diagnostics;using System.Linq;using System.Reflection;using System.Text;using System.Text.RegularExpressions;using System.Threading.Tasks;namespace MouseTest{    /// <summary> 载入资源中的动态链接库(dll)文件    /// </summary>    public static class LoadResourceDll    {        /// <summary> 已加载DLL        /// </summary>        private static Dictionary<string, Assembly> LoadedDlls = new Dictionary<string, Assembly>();        /// <summary> 已处理程序集        /// </summary>        private static Dictionary<string, object> Assemblies = new Dictionary<string, object>();        /// <summary> 在对程序集解释失败时触发        /// </summary>        /// <param name="sender">AppDomain</param>        /// <param name="args">事件参数</param>        private static Assembly AssemblyResolve(object sender, ResolveEventArgs args)        {            //程序集            Assembly ass;            //获取加载失败的程序集的全名            var assName = new AssemblyName(args.Name).FullName;            //判断Dlls集合中是否有已加载的同名程序集            if (LoadedDlls.TryGetValue(assName, out ass) && ass != null)            {                LoadedDlls[assName] = null;//如果有则置空并返回                return ass;            }            else            {                throw new DllNotFoundException(assName);//否则抛出加载失败的异常            }        }        /// <summary> 注册资源中的dll        /// </summary>        /// <param name="pattern">*表示连续的未知字符,_表示单个未知字符,如*.dll</param>        public static void RegistDLL(string pattern = "*.dll")        {            System.IO.Directory.GetFiles("", "");            //获取调用者的程序集            var ass = new StackTrace(0).GetFrame(1).GetMethod().Module.Assembly;            //判断程序集是否已经处理            if (Assemblies.ContainsKey(ass.FullName))            {                return;            }            //程序集加入已处理集合            Assemblies.Add(ass.FullName, null);            //绑定程序集加载失败事件(这里我测试了,就算重复绑也是没关系的)            AppDomain.CurrentDomain.AssemblyResolve += AssemblyResolve;            //获取所有资源文件文件名            var res = ass.GetManifestResourceNames();            var regex = new Regex("^" + pattern.Replace(".", "\\.").Replace("*", ".*").Replace("_", ".") + "$", RegexOptions.IgnoreCase);            foreach (var r in res)            {                //如果是dll,则加载                if (regex.IsMatch(r))                {                    try                    {                        var s = ass.GetManifestResourceStream(r);                        var bts = new byte[s.Length];                        s.Read(bts, 0, (int)s.Length);                        var da = Assembly.Load(bts);                        //判断是否已经加载                        if (LoadedDlls.ContainsKey(da.FullName))                        {                            continue;                        }                        LoadedDlls[da.FullName] = da;                    }                    catch                    {                        //加载失败就算了...                    }                }            }        }    }}
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