ModMenu Integration

src/main/java/ru/bclib/integration/ModMenuIntegration.java

@@ -0,0 +1,106 @@
+package ru.bclib.integration;
+
+import com.google.common.collect.ImmutableMap;
+import com.terraformersmc.modmenu.util.ModMenuApiMarker;
+import net.minecraft.client.gui.screens.Screen;
+import ru.bclib.gui.screens.ModMenu.MainScreen;
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+import java.util.Map;
+
+@FunctionalInterface
+interface IModMenuScreenFactory<S extends Screen>  {
+	S create(Screen parent);
+}
+
+class ModMenuScreenFactory {
+	static class ScreenFactoryInvocationHandler implements InvocationHandler {
+		private final IModMenuScreenFactory act;
+		
+		public ScreenFactoryInvocationHandler(IModMenuScreenFactory act) {
+			this.act = act;
+		}
+		
+		@Override
+		public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+			return act.create((Screen)args[0]);
+		}
+	}
+	
+	public static IModMenuScreenFactory create(IModMenuScreenFactory act) {
+		Class<?> iConfigScreenFactory = null;
+		try {
+			iConfigScreenFactory = Class.forName("com.terraformersmc.modmenu.api.ConfigScreenFactory");
+		}
+		catch (ClassNotFoundException e) {
+			e.printStackTrace();
+		}
+		
+		Object o = Proxy.newProxyInstance(
+			ModMenuIntegration.class.getClassLoader(),
+			new Class[] {iConfigScreenFactory, IModMenuScreenFactory.class},
+			new ScreenFactoryInvocationHandler(act));
+		
+		return (IModMenuScreenFactory)o;
+	}
+}
+
+public class ModMenuIntegration {
+	static class BCLibModMenuInvocationHandler implements InvocationHandler {
+		private final ModMenuIntegration target;
+		
+		public BCLibModMenuInvocationHandler(ModMenuIntegration target) {
+			this.target = target;
+		}
+		
+		@Override
+		public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+			if ("getModConfigScreenFactory".equals(method.getName())){
+				return target.getModConfigScreenFactory();
+			} else if ("getProvidedConfigScreenFactories".equals(method.getName())){
+				return target.getProvidedConfigScreenFactories();
+			} else if ("toString".equals(method.getName())){
+				return target.toString();
+			} else {
+				return null;
+			}
+		}
+	}
+	
+	public static final ModMenuApiMarker entrypointObject = create();
+	
+	public static ModMenuApiMarker create() {
+		Class<?> iModMenuAPI = null;
+		//Class<?> iModMenuAPIMarker = null;
+		try {
+			iModMenuAPI = Class.forName("com.terraformersmc.modmenu.api.ModMenuApi");
+			//iModMenuAPIMarker = Class.forName("com.terraformersmc.modmenu.util.ModMenuApiMarker");
+		}
+		catch (ClassNotFoundException e) {
+			e.printStackTrace();
+			return (ModMenuApiMarker)new Object();
+		}
+		
+		Object o = Proxy.newProxyInstance(
+			ModMenuIntegration.class.getClassLoader(),
+			new Class[] {iModMenuAPI},
+			new BCLibModMenuInvocationHandler(new ModMenuIntegration()));
+		
+		return (ModMenuApiMarker)o;
+	}
+
+	IModMenuScreenFactory<?> getModConfigScreenFactory() {
+		return ModMenuScreenFactory.create( MainScreen::new );
+	}
+
+	Map<String, IModMenuScreenFactory<?>> getProvidedConfigScreenFactories() {
+		return ImmutableMap.of();
+	}
+	
+	@Override
+	public String toString() {
+		return super.toString();
+	}
+}