Event V2 system

loader/include/Geode/Loader.hpp

@@ -5,6 +5,7 @@
 #include "loader/Log.hpp"
 #include "loader/Mod.hpp"
 #include "loader/ModEvent.hpp"
+#include "loader/EventV2.hpp"
 #include "loader/Setting.hpp"
 #include "loader/Dirs.hpp"
 

loader/include/Geode/loader/EventV2.hpp

@@ -0,0 +1,23 @@
+#pragma once
+
+#include "Event.hpp"
+
+namespace geode::event::v2 {
+	template <is_event T>
+	struct GEODE_DLL WrapFilter : public EventFilter<T> {
+	    std::function<bool(T*)> m_filterFunc;
+
+	    WrapFilter(std::function<bool(T*)> ff) : m_filterFunc(ff) {}
+
+	    ListenerResult handle(std::function<ListenerResult(T*)> fn, T* event) {
+	        if (m_filterFunc(event))
+	            return fn(event);
+	        return ListenerResult::Propagate;
+	    }
+	};
+
+	template <typename T>
+	struct GEODE_DLL EventHandler : public EventListener<WrapFilter<T>> {
+	    EventHandler(std::function<bool(T*)> filterFunc) : EventListener<WrapFilter<T>>(WrapFilter(filterFunc)) {}
+	};
+}