DemoSpecifiedTargetFunctions.cs

using System;
using System.Windows.Forms;
using SynchronousMessageSystem;

namespace DemoApplication;

public partial class DemoSpecifiedTargetFunctions : Form
{
    private ActorSystem ActorSystem { get; }

    public DemoSpecifiedTargetFunctions()
    {
        InitializeComponent();
        // 1. Create the actor system.
        ActorSystem = new ActorSystem();
    }

    private void button1_Click(object sender, EventArgs e)
    {
        // 3. Tell the first actor to talk to the second actor. You could keep a reference in the form.
        ActorSystem.GetActor<Actor1B>()!.SendMessage();
    }

    private void DemoSpecifiedTargetFunctions_Load(object sender, EventArgs e)
    {
        // 2. Create the actors.
        ActorSystem.AddActor(new Actor1B());
        ActorSystem.AddActor(new Actor2B());
    }
}

public class Actor1B : Actor
{
    public void SendMessage()
    {
        // 4. Send a string and an int.
        Talk(typeof(Actor2B), "Hello!");
        Talk(typeof(Actor2B), 55);
    }

    public override void Other(Actor sender, ActorMatch? address, object message)
    {
    }
}

public class Actor2B : Actor
{
    public Actor2B()
    {
        //Configure to send strings to one function and ints to another.
        MatchList.Add(new ActorMatch(typeof(string), I_accept_strings));
        MatchList.Add(new ActorMatch(typeof(int), I_accept_ints));
    }

    // 5. Accept different types of messages.
    public void I_accept_strings(Actor sender, ActorMatch address, object message) =>
        MessageBox.Show((string)message, @"Got a string");

    public void I_accept_ints(Actor sender, ActorMatch address, object message) =>
        MessageBox.Show(((int)message).ToString(), @"Got an int");

    public override void Other(Actor sender, ActorMatch? address, object message)
    {
    }
}