Added fix for In-Game Mod Options

Author: basdxz

src/main/java/com/falsepattern/lib/internal/FalsePatternLib.java

@@ -27,6 +27,7 @@
 import cpw.mods.fml.common.Mod;
 import cpw.mods.fml.common.SidedProxy;
 import cpw.mods.fml.common.event.FMLConstructionEvent;
+import cpw.mods.fml.common.event.FMLInitializationEvent;
 import cpw.mods.fml.common.event.FMLPostInitializationEvent;
 import cpw.mods.fml.common.event.FMLPreInitializationEvent;
 import cpw.mods.fml.common.network.NetworkRegistry;
@@ -65,12 +66,16 @@ public void preInit(FMLPreInitializationEvent e) {
         proxy.preInit(e);
     }
 
+    @Mod.EventHandler
+    public void init(FMLInitializationEvent e) {
+        proxy.init(e);
+    }
+
     @Mod.EventHandler
     public void postInit(FMLPostInitializationEvent e) {
         if (Loader.isModLoaded("gasstation")) {
             CoreLoadingPlugin.validateGasStation();
         }
         proxy.postInit(e);
     }
-
 }

src/main/java/com/falsepattern/lib/internal/config/InGameModOptionsFix.java

@@ -0,0 +1,88 @@
+package com.falsepattern.lib.internal.config;
+
+import com.falsepattern.lib.internal.Share;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import lombok.val;
+
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.GuiScreen;
+import net.minecraftforge.client.event.GuiOpenEvent;
+import net.minecraftforge.common.MinecraftForge;
+import cpw.mods.fml.client.FMLClientHandler;
+import cpw.mods.fml.client.GuiIngameModOptions;
+import cpw.mods.fml.client.GuiModList;
+import cpw.mods.fml.common.ModContainer;
+import cpw.mods.fml.common.eventhandler.SubscribeEvent;
+
+import java.lang.reflect.Field;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import static lombok.AccessLevel.PRIVATE;
+
+@NoArgsConstructor(access = PRIVATE)
+public final class InGameModOptionsFix {
+    private static boolean isInitialized = false;
+
+    private static Field MODS_FIELD;
+
+    public static void init() {
+        if (isInitialized)
+            return;
+
+        try {
+            MODS_FIELD = GuiModList.class.getDeclaredField("mods");
+            MODS_FIELD.setAccessible(true);
+        } catch (NoSuchFieldException e) {
+            MODS_FIELD = null;
+            Share.LOG.error("Failed to get field: cpw.mods.fml.client.GuiModList.mods,"
+                            + " In-Game Mod Options Fix will not work", e);
+            return;
+        }
+        MinecraftForge.EVENT_BUS.register(new InGameModOptionsFix());
+        isInitialized = true;
+    }
+
+    @SubscribeEvent
+    public void onGuiOpen(final GuiOpenEvent event) {
+        if (!isInitialized)
+            return;
+        if (!LibraryConfig.IN_GAME_MOD_OPTIONS_FIX)
+            return;
+
+        if (event.gui instanceof GuiIngameModOptions)
+            event.gui = new GuiModConfigList(Minecraft.getMinecraft().currentScreen);
+    }
+
+    private static class GuiModConfigList extends GuiModList {
+        private GuiModConfigList(GuiScreen screen) {
+            super(screen);
+            val mods = new ArrayList<ModContainer>();
+            for (val mod : getModsFromPrivateField()) {
+                val guiFactory = FMLClientHandler.instance().getGuiFactoryFor(mod);
+                if (guiFactory == null)
+                    continue;
+                if (guiFactory.mainConfigGuiClass() != null)
+                    mods.add(mod);
+            }
+            setModsToPrivateField(mods);
+        }
+
+        private List<ModContainer> getModsFromPrivateField() {
+            try {
+                return (List<ModContainer>) MODS_FIELD.get(this);
+            } catch (Exception e) {
+                return Collections.emptyList();
+            }
+        }
+
+        private void setModsToPrivateField(List<ModContainer> mods) {
+            try {
+                MODS_FIELD.set(this, mods);
+            } catch (Exception ignored) {
+            }
+        }
+    }
+}

src/main/java/com/falsepattern/lib/internal/config/LibraryConfig.java

@@ -45,6 +45,13 @@ public class LibraryConfig {
     @Config.DefaultBoolean(true)
     public static boolean ENABLE_LIBRARY_DOWNLOADS;
 
+    @Config.Comment({"Fixes the mod options menu in-game.",
+                     "By default, the mod options when in already in a game will show \"Test1, Test2, DISABLED\" in bright red.",
+                     "This replaces that interface with the one from the main menu."})
+    @Config.LangKey("config.falsepatternlib.ingamemodoptionsfix")
+    @Config.DefaultBoolean(true)
+    public static boolean IN_GAME_MOD_OPTIONS_FIX;
+
     @Config.Comment("How \"loud\" the config error logging should be.")
     @Config.LangKey("config.falsepatternlib.configlogging")
     @Config.DefaultEnum("Log")

src/main/java/com/falsepattern/lib/internal/proxy/ClientProxy.java

@@ -20,13 +20,15 @@
  */
 package com.falsepattern.lib.internal.proxy;
 
+import com.falsepattern.lib.internal.config.InGameModOptionsFix;
 import com.falsepattern.lib.internal.impl.config.event.ClientEventHandlerPost;
 import com.falsepattern.lib.internal.impl.config.event.ClientEventHandlerPre;
 import com.falsepattern.lib.internal.impl.toast.GuiToastImpl;
 
 import net.minecraft.client.Minecraft;
 import net.minecraftforge.common.MinecraftForge;
 import cpw.mods.fml.common.event.FMLConstructionEvent;
+import cpw.mods.fml.common.event.FMLInitializationEvent;
 import cpw.mods.fml.common.event.FMLPostInitializationEvent;
 import cpw.mods.fml.common.event.FMLPreInitializationEvent;
 import cpw.mods.fml.relauncher.Side;
@@ -47,6 +49,12 @@ public void preInit(FMLPreInitializationEvent e) {
         MinecraftForge.EVENT_BUS.register(this);
     }
 
+    @Override
+    public void init(FMLInitializationEvent e) {
+        super.init(e);
+        InGameModOptionsFix.init();
+    }
+
     @Override
     public void postInit(FMLPostInitializationEvent e) {
         super.postInit(e);

src/main/java/com/falsepattern/lib/internal/proxy/CommonProxy.java

@@ -34,7 +34,9 @@
 import com.falsepattern.lib.updates.UpdateChecker;
 import lombok.val;
 
+import cpw.mods.fml.common.Mod;
 import cpw.mods.fml.common.event.FMLConstructionEvent;
+import cpw.mods.fml.common.event.FMLInitializationEvent;
 import cpw.mods.fml.common.event.FMLPostInitializationEvent;
 import cpw.mods.fml.common.event.FMLPreInitializationEvent;
 import cpw.mods.fml.relauncher.Side;
@@ -72,9 +74,11 @@ public void preInit(FMLPreInitializationEvent e) {
         }
     }
 
+    @Mod.EventHandler
+    public void init(FMLInitializationEvent e) {
+    }
+
     public void postInit(FMLPostInitializationEvent e) {
         CommonEventHandlerPost.registerBus();
     }
-
-
 }

src/main/resources/assets/falsepatternlib/lang/en_US.lang

@@ -10,6 +10,8 @@ config.falsepatternlib.updatecheck=Enable update checks
 config.falsepatternlib.updatecheck.tooltip=Used to control whether FalsePatternLib should check for outdated mods.
 config.falsepatternlib.disableinternet=FalsePatternLib Offline Mode
 config.falsepatternlib.disableinternet.tooltip=Used to control whether FalsePatternLib should be allowed to use the internet. If this is enabled, update checks and library downloads will be completely blocked.
+config.falsepatternlib.ingamemodoptionsfix=In-Game Mod Options Fix
+config.falsepatternlib.ingamemodoptionsfix.tooltip=Fixes the mod options menu in-game. By default, the mod options when in already in a game will show: "Test1, Test2, DISABLED\" in bright red. This replaces that interface with the one from the main menu.
 falsepatternlib.gui.config.description=Hover over a setting for more information.
 falsepatternlib.chat.updatesavailable=§4Outdated mods detected by %s! §r
 falsepatternlib.chat.modname=§b§l[%s]§r