c# 事件路由器

事件转发

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace RouteSystem
{
    #region action define
    public interface IGAction
    {
        void Execute();
        void Execute<T1>(T1 arg1);
        void Execute<T1, T2>(T1 arg1, T2 arg2);
        void Execute<T1, T2, T3>(T1 arg1, T2 arg2, T3 arg3);
        void Execute<T1, T2, T3, T4>(T1 arg1, T2 arg2, T3 arg3, T4 arg4);
        void Execute<T1, T2, T3, T4, T5>(T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5);
        void Execute<T1, T2, T3, T4, T5, T6>(T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6);
        void Execute<T1, T2, T3, T4, T5, T6, T7>(T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7);
    }

    public class GAction : IGAction
    {
        Action action = null;
        public GAction(Action action_) { action = action_; }

        public void Execute()
        { action(); }
        public void Execute<U1>(U1 arg1) { }
        public void Execute<U1, U2>(U1 arg1, U2 arg2) { }
        public void Execute<U1, U2, U3>(U1 arg1, U2 arg2, U3 arg3) { }
        public void Execute<U1, U2, U3, U4>(U1 arg1, U2 arg2, U3 arg3, U4 arg4) { }
        public void Execute<U1, U2, U3, U4, U5>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5) { }
        public void Execute<U1, U2, U3, U4, U5,U6>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6) { }
        public void Execute<U1, U2, U3, U4, U5, U6, U7>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6, U7 arg7) { }
    }

    public class GAction<T1> : IGAction
    {
        Action<T1> action = null;
        public GAction(Action<T1> action_) { action = action_; }

        public void Execute() { }
        public void Execute<U1>(U1 arg1)
        { action((T1)(object)(arg1)); }
        public void Execute<U1, U2>(U1 arg1, U2 arg2) { }
        public void Execute<U1, U2, U3>(U1 arg1, U2 arg2, U3 arg3) { }
        public void Execute<U1, U2, U3, U4>(U1 arg1, U2 arg2, U3 arg3, U4 arg4) { }
        public void Execute<U1, U2, U3, U4, U5>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5) { }
        public void Execute<U1, U2, U3, U4, U5, U6>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6) { }
        public void Execute<U1, U2, U3, U4, U5, U6, U7>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6, U7 arg7) { }
    }

    public class GAction<T1, T2> : IGAction
    {
        Action<T1, T2> action = null;
        public GAction(Action<T1, T2> action_) { action = action_; }

        public void Execute() { }
        public void Execute<U1>(U1 arg1) { }
        public void Execute<U1, U2>(U1 arg1, U2 arg2)
        { action((T1)(object)(arg1), (T2)(object)arg2); }
        public void Execute<U1, U2, U3>(U1 arg1, U2 arg2, U3 arg3) { }
        public void Execute<U1, U2, U3, U4>(U1 arg1, U2 arg2, U3 arg3, U4 arg4) { }
        public void Execute<U1, U2, U3, U4, U5>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5) { }
        public void Execute<U1, U2, U3, U4, U5, U6>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6) { }
        public void Execute<U1, U2, U3, U4, U5, U6, U7>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6, U7 arg7) { }
    }

    public class GAction<T1, T2, T3> : IGAction
    {
        Action<T1, T2, T3> action = null;
        public GAction(Action<T1, T2, T3> action_) { action = action_; }

        public void Execute() { }
        public void Execute<U1>(U1 arg1) { }
        public void Execute<U1, U2>(U1 arg1, U2 arg2) { }
        public void Execute<U1, U2, U3>(U1 arg1, U2 arg2, U3 arg3)
        { action((T1)(object)(arg1), (T2)(object)arg2, (T3)(object)arg3); }
        public void Execute<U1, U2, U3, U4>(U1 arg1, U2 arg2, U3 arg3, U4 arg4) { }
        public void Execute<U1, U2, U3, U4, U5>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5) { }
        public void Execute<U1, U2, U3, U4, U5, U6>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6) { }
        public void Execute<U1, U2, U3, U4, U5, U6, U7>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6, U7 arg7) { }
    }

    public class GAction<T1, T2, T3, T4> : IGAction
    {
        Action<T1, T2, T3, T4> action = null;
        public GAction(Action<T1, T2, T3, T4> action_) { action = action_; }

        public void Execute() { }
        public void Execute<U1>(U1 arg1) { }
        public void Execute<U1, U2>(U1 arg1, U2 arg2) { }
        public void Execute<U1, U2, U3>(U1 arg1, U2 arg2, U3 arg3) { }
        public void Execute<U1, U2, U3, U4>(U1 arg1, U2 arg2, U3 arg3, U4 arg4)
        { action((T1)(object)(arg1), (T2)(object)arg2, (T3)(object)arg3, (T4)(object)arg4); }
        public void Execute<U1, U2, U3, U4, U5>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5) { }
        public void Execute<U1, U2, U3, U4, U5, U6>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6) { }
        public void Execute<U1, U2, U3, U4, U5, U6, U7>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6, U7 arg7) { }
    }

    public class GAction<T1, T2, T3, T4, T5> : IGAction
    {
        Action<T1, T2, T3, T4, T5> action = null;
        public GAction(Action<T1, T2, T3, T4, T5> action_) { action = action_; }

        public void Execute() { }
        public void Execute<U1>(U1 arg1) { }
        public void Execute<U1, U2>(U1 arg1, U2 arg2) { }
        public void Execute<U1, U2, U3>(U1 arg1, U2 arg2, U3 arg3) { }
        public void Execute<U1, U2, U3, U4>(U1 arg1, U2 arg2, U3 arg3, U4 arg4) { }
        public void Execute<U1, U2, U3, U4, U5>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5)
        { action((T1)(object)(arg1), (T2)(object)arg2, (T3)(object)arg3, (T4)(object)arg4, (T5)(object)arg5); }
        public void Execute<U1, U2, U3, U4, U5, U6>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6) { }
        public void Execute<U1, U2, U3, U4, U5, U6, U7>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6, U7 arg7) { }
    }

    public class GAction<T1, T2, T3, T4, T5, T6> : IGAction
    {
        Action<T1, T2, T3, T4, T5, T6> action = null;
        public GAction(Action<T1, T2, T3, T4, T5, T6> action_) { action = action_; }

        public void Execute() { }
        public void Execute<U1>(U1 arg1) { }
        public void Execute<U1, U2>(U1 arg1, U2 arg2) { }
        public void Execute<U1, U2, U3>(U1 arg1, U2 arg2, U3 arg3) { }
        public void Execute<U1, U2, U3, U4>(U1 arg1, U2 arg2, U3 arg3, U4 arg4) { }
        public void Execute<U1, U2, U3, U4, U5>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5) { }
        public void Execute<U1, U2, U3, U4, U5, U6>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6)
        { action((T1)(object)(arg1), (T2)(object)arg2, (T3)(object)arg3, (T4)(object)arg4, (T5)(object)arg5, (T6)(object)arg6); }
        public void Execute<U1, U2, U3, U4, U5, U6, U7>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6, U7 arg7) { }
    }

    public class GAction<T1, T2, T3, T4, T5, T6, T7> : IGAction
    {
        Action<T1, T2, T3, T4, T5, T6, T7> action = null;
        public GAction(Action<T1, T2, T3, T4, T5, T6, T7> action_) { action = action_; }

        public void Execute() { }
        public void Execute<U1>(U1 arg1) { }
        public void Execute<U1, U2>(U1 arg1, U2 arg2) { }
        public void Execute<U1, U2, U3>(U1 arg1, U2 arg2, U3 arg3) { }
        public void Execute<U1, U2, U3, U4>(U1 arg1, U2 arg2, U3 arg3, U4 arg4) { }
        public void Execute<U1, U2, U3, U4, U5>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5) { }
        public void Execute<U1, U2, U3, U4, U5, U6>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6) { }
        public void Execute<U1, U2, U3, U4, U5, U6, U7>(U1 arg1, U2 arg2, U3 arg3, U4 arg4, U5 arg5, U6 arg6, U7 arg7)
        { action((T1)(object)(arg1), (T2)(object)arg2, (T3)(object)arg3, (T4)(object)arg4, (T5)(object)arg5, (T6)(object)arg6, (T7)(object)arg7); }
    }
    #endregion

    public class EventListener
    {
        List<IGAction> reactions = null;
        EventRouter router = null;

        public EventListener(EventRouter er) { router = er; }
        public void DetachEvents()
        {
            if (reactions == null || router == null)
                return;

            foreach(IGAction reaction in reactions)
            { router.RemoveReaction(reaction); }
        }

        #region //listen event
        protected void ListenEvent(string sevent, Action cb) {
            IGAction igaction = new GAction(cb);
            AddReaction(sevent, igaction);
        }
        protected void ListenEvent<T1>(string sevent, Action<T1> cb) {
            IGAction igaction = new GAction<T1>(cb);
            AddReaction(sevent, igaction);
        }
        protected void ListenEvent<T1, T2>(string sevent, Action<T1, T2> cb) {
            IGAction igaction = new GAction<T1, T2>(cb);
            AddReaction(sevent, igaction);
        }
        protected void ListenEvent<T1, T2, T3>(string sevent, Action<T1, T2, T3> cb) {
            IGAction igaction = new GAction<T1, T2, T3>(cb);
            AddReaction(sevent, igaction);
        }
        protected void ListenEvent<T1, T2, T3, T4>(string sevent, Action<T1, T2, T3, T4> cb) {
            IGAction igaction = new GAction<T1, T2, T3, T4>(cb);
            AddReaction(sevent, igaction);
        }
        protected void ListenEvent<T1, T2, T3, T4, T5>(string sevent, Action<T1, T2, T3, T4, T5> cb) {
            IGAction igaction = new GAction<T1, T2, T3, T4, T5>(cb);
            AddReaction(sevent, igaction);
        }
        protected void ListenEvent<T1, T2, T3, T4, T5, T6>(string sevent, Action<T1, T2, T3, T4, T5, T6> cb) {
            IGAction igaction = new GAction<T1, T2, T3, T4, T5, T6>(cb);
            AddReaction(sevent, igaction);
        }
        protected void ListenEvent<T1, T2, T3, T4, T5, T6, T7>(string sevent, Action<T1, T2, T3, T4, T5, T6, T7> cb) {
            IGAction igaction = new GAction<T1, T2, T3, T4, T5, T6, T7>(cb);
            AddReaction(sevent, igaction);
        }
        #endregion

        private void AddReaction(string sevent, IGAction reaction_)
        {
            if (router == null) return;
            router.AddReaction(sevent, reaction_);
            if (reactions == null) reactions = new List<IGAction>();
            reactions.Add(reaction_);
        }
    }

    public class EventRouter
    {
        Dictionary<string, List<IGAction>> containers = new Dictionary<string, List<IGAction>>();

        public void AddReaction(string sevent, IGAction reaction)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null)
            {
                reactionlist = new List<IGAction>();
                containers.Add(sevent, reactionlist);
            }
            IGAction old = reactionlist.Find(x => x == reaction);
            if(old == null) reactionlist.Add(reaction);
        }

        public void RemoveReaction(IGAction reaction)
        {
            foreach(KeyValuePair<string, List<IGAction>> kv in containers)
            {
                IGAction old = kv.Value.Find(x => x == reaction);
                if (old != null)
                {
                    kv.Value.Remove(old);
                    break;
                }
            }
        }

        public List<IGAction> GetReactionList(string sevent)
        {
            List<IGAction> reactionlist = null;
            containers.TryGetValue(sevent, out reactionlist);
            return reactionlist;
        }

        #region // send event
        public void SendEvent(string sevent)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null) return;
            foreach (IGAction el in reactionlist)
            {
                el.Execute();
            }
        }
        public void SendEvent<T1>(string sevent, T1 arg1)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null) return;
            foreach (IGAction el in reactionlist)
            {
                el.Execute(arg1);
            }
        }
        public void SendEvent<T1, T2>(string sevent, T1 arg1, T2 arg2)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null) return;
            foreach (IGAction el in reactionlist)
            {
                el.Execute(arg1, arg2);
            }
        }
        public void SendEvent<T1, T2, T3>(string sevent, T1 arg1, T2 arg2, T3 arg3)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null) return;
            foreach (IGAction el in reactionlist)
            {
                el.Execute(arg1, arg2, arg3);
            }
        }
        public void SendEvent<T1, T2, T3, T4>(string sevent, T1 arg1, T2 arg2, T3 arg3, T4 arg4)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null) return;
            foreach (IGAction el in reactionlist)
            {
                el.Execute(arg1, arg2, arg3, arg4);
            }
        }
        public void SendEvent<T1, T2, T3, T4, T5>(string sevent, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null) return;
            foreach (IGAction el in reactionlist)
            {
                el.Execute(arg1, arg2, arg3, arg4, arg5);
            }
        }
        public void SendEvent<T1, T2, T3, T4, T5, T6>(string sevent, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null) return;
            foreach (IGAction el in reactionlist)
            {
                el.Execute(arg1, arg2, arg3, arg4, arg5, arg6);
            }
        }
        public void SendEvent<T1, T2, T3, T4, T5, T6, T7>(string sevent, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7)
        {
            List<IGAction> reactionlist = GetReactionList(sevent);
            if (reactionlist == null) return;
            foreach (IGAction el in reactionlist)
            {
                el.Execute(arg1, arg2, arg3, arg4, arg5, arg6, arg7);
            }
        }

        #endregion
    }
}

使用

public class MyUI : RouteSystem.EventListener
    {
        void nothing() { /*Console.WriteLine("nothing");*/ }
        void sayhi(string h) { /*Console.WriteLine("sayhi");*/ }
        void run(int a) { /*Console.WriteLine("run");*/ }
        void jump(int a, int r) { /*Console.WriteLine("jump");*/ }
        void mix(int a, int b, char s, float c, float d) { /*Console.WriteLine("mix");*/ }

        public MyUI(RouteSystem.EventRouter er):base(er)
        {
            ListenEvent("nothing", nothing);
            ListenEvent<string>("sayhi", sayhi);
            ListenEvent<int>("run", run);
            ListenEvent<int, int>("jump", jump);
            ListenEvent<int, int, char, float, float>("mix", mix);
        }
    }

    class Program
    {

        static void Main(string[] args)
        {
            RouteSystem.EventRouter er = new RouteSystem.EventRouter();
            for (int i = 0; i < 100; i++)
            {
                MyUI el = new MyUI(er);
            }

            long x = System.DateTime.Now.Ticks;
            for (int i = 0; i < 1000000; i++)
            {
                int a = 1;
                int b = 2;
                char c = ‘a‘;
                float d = 0f;
                float e = 1f;
                er.SendEvent("run", a);
            }
            x = System.DateTime.Now.Ticks - x;
            Console.WriteLine("cost " + x.ToString());
        }

    }