TechbloxModdingAPI/GamecraftModdingAPI/Events/MenuActivatedPatch.cs

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

using HarmonyLib;
using RobocraftX;
using Svelto.ECS;

using GamecraftModdingAPI.Utility;

namespace GamecraftModdingAPI.Events
{
    /// <summary>
    /// Patch of RobocraftX.FullGameCompositionRoot.ActivateMenu()
    /// </summary>
    [HarmonyPatch(typeof(FullGameCompositionRoot), "ActivateMenu")]
    class MenuActivatedPatch
    {

        private static bool firstLoad = true;
        public static void Postfix(ref EnginesRoot ____frontEndEnginesRoot, FullGameCompositionRoot __instance)
        {
            // register custom menu engines
            MenuEngineManager.RegisterEngines(____frontEndEnginesRoot);
            // A new EnginesRoot is always created when ActivateMenu is called
            // so all event emitters and handlers must be re-registered.
            EventManager.RegisterEngines(____frontEndEnginesRoot);
            if (firstLoad)
            {
                firstLoad = false;
                FullGameFields.Init(__instance);
                Logging.Log("Dispatching App Init event");
                EventManager.GetEventEmitter("GamecraftModdingAPIApplicationInitializedEventEmitter").Emit();
            }
            Logging.Log("Dispatching Menu Activated event");
            EventManager.GetEventEmitter("GamecraftModdingAPIMenuActivatedEventEmitter").Emit();
        }
    }
}