Added Forge Config button

src/main/java/me/nixuge/worlddownloader/McMod.java

@@ -7,20 +7,22 @@
 import net.minecraftforge.common.config.Configuration;
 import net.minecraftforge.fml.common.Mod;
 import net.minecraftforge.fml.common.event.FMLPreInitializationEvent;
+import wdl.WDL;
 
 @Mod(
         modid = McMod.MOD_ID,
         name = McMod.NAME,
         version = McMod.VERSION,
-        clientSideOnly = true
-        // guiFactory = "me.nixuge.worlddownloader.gui.GuiFactory"
+        clientSideOnly = true,
+        guiFactory = "me.nixuge.worlddownloader.gui.GuiFactory"
 )
 @Getter
 @Setter
 public class McMod {
     public static final String MOD_ID = "worlddownloader";
     public static final String NAME = "World Downloader";
     public static final String VERSION = "4.1.1.0";
+    public static WDL wdl;
 
     @Getter
     @Mod.Instance(value = McMod.MOD_ID)

src/main/java/me/nixuge/worlddownloader/gui/GuiFactory.java

@@ -0,0 +1,29 @@
+package me.nixuge.worlddownloader.gui;
+
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.GuiScreen;
+import net.minecraftforge.fml.client.IModGuiFactory;
+
+import java.util.HashSet;
+import java.util.Set;
+
+public class GuiFactory implements IModGuiFactory {
+    @Override
+    public void initialize(final Minecraft minecraftInstance) {
+    }
+
+    @Override
+    public Class<? extends GuiScreen> mainConfigGuiClass() {
+        return ModGuiConfig.class;
+    }
+
+    @Override
+    public Set<RuntimeOptionCategoryElement> runtimeGuiCategories() {
+        return new HashSet<>();
+    }
+
+    @Override
+    public RuntimeOptionGuiHandler getHandlerFor(final RuntimeOptionCategoryElement element) {
+        return null;
+    }
+}

src/main/java/me/nixuge/worlddownloader/gui/ModGuiConfig.java

@@ -0,0 +1,11 @@
+package me.nixuge.worlddownloader.gui;
+
+import me.nixuge.worlddownloader.McMod;
+import net.minecraft.client.gui.GuiScreen;
+import wdl.gui.GuiWDL;
+
+public class ModGuiConfig extends GuiWDL {
+    public ModGuiConfig(final GuiScreen guiScreen) {
+        super(guiScreen, McMod.wdl);
+    }
+}

src/main/java/wdl/WDL.java

@@ -43,7 +43,7 @@
 import com.google.common.collect.Maps;
 import com.google.common.collect.Multimap;
 
-
+import me.nixuge.worlddownloader.McMod;
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockAir;
 import net.minecraft.block.BlockBed;
@@ -296,6 +296,7 @@ public static void bootstrap(Minecraft minecraft) {
 		}
 		if (INSTANCE == null) {
 			INSTANCE = new WDL(Minecraft.getMinecraft());
+			McMod.wdl = INSTANCE;
 		}
 	}
 	private WDL(Minecraft minecraft) {
@@ -1486,14 +1487,6 @@ public String getServerName() {
 
 				return name;
 			} 
-			// else if (minecraft.isConnectedToRealms()) {
-			// 	String realmName = getRealmName();
-			// 	if (realmName != null) {
-			// 		return realmName;
-			// 	} else {
-			// 		LOGGER.warn("getServerName: getRealmName returned null!");
-			// 	}
-			// } 
 			else {
 				LOGGER.warn("getServerName: Not connected to either a real server or realms!");
 			}

src/main/java/wdl/gui/GuiWDL.java

@@ -53,15 +53,15 @@ private class ButtonEntry extends GuiList.GuiListEntry<ButtonEntry> {
 			 * Constructor.
 			 *
 			 * @param key
-			 *            The I18n key, which will have the base for this GUI
-			 *            prepended.
+			 *                   The I18n key, which will have the base for this GUI
+			 *                   prepended.
 			 * @param openFunc
-			 *            Supplier that constructs a GuiScreen to open based off
-			 *            of this screen (the one to open when that screen is
-			 *            closed) and the WDL instance
+			 *                   Supplier that constructs a GuiScreen to open based off
+			 *                   of this screen (the one to open when that screen is
+			 *                   closed) and the WDL instance
 			 * @param needsPerms
-			 *            Whether the player needs download permission to use
-			 *            this button.
+			 *                   Whether the player needs download permission to use
+			 *                   this button.
 			 */
 			public ButtonEntry(String key, BiFunction<GuiScreen, WDL, GuiScreen> openFunc, boolean needsPerms) {
 				this.button = this.addButton(new ButtonDisplayGui(0, 0, 200, 20,
@@ -111,26 +111,45 @@ public void drawEntry(int x, int y, int width, int height, int mouseX, int mouse
 	private final IConfiguration config;
 
 	private WDLTextField worldname;
+	private boolean isServer;
 
-	public GuiWDL(@Nullable GuiScreen parent, WDL wdl) {
+	public GuiWDL(@Nullable GuiScreen parent, @Nullable WDL wdl) {
 		super(new ChatComponentTranslation("wdl.gui.wdl.title", WDL.baseFolderName));
 		this.parent = parent;
 		this.wdl = wdl;
 		this.config = WDL.serverProps;
+		this.isServer = getIsServer();
+	}
+
+	public boolean getIsServer() {
+		if (wdl == null)
+			return false;
+
+		try {
+			return (wdl != null && wdl.minecraft.getCurrentServerData() != null);
+		} catch (Exception e) {
+			return false;
+		}
 	}
 
 	/**
 	 * Adds the buttons (and other controls) to the screen in question.
 	 */
 	@Override
 	public void initGui() {
+		// Done button
+		this.addButton(new ButtonDisplayGui(this.width / 2 - 100, this.height - 29,
+				200, 20, parent));
+
+		if (isServer)
+			initGuiServer();
+	}
+
+	public void initGuiServer() {
 		this.worldname = this.addTextField(new WDLTextField(this.fontRendererObj,
 				this.width / 2 - 155, 19, 150, 18, new ChatComponentTranslation("wdl.gui.wdl.worldname")));
 		this.worldname.setText(this.config.getValue(MiscSettings.SERVER_NAME));
 
-		this.addButton(new ButtonDisplayGui(this.width / 2 - 100, this.height - 29,
-				200, 20, parent));
-
 		this.addList(new GuiWDLButtonList());
 	}
 
@@ -159,10 +178,34 @@ public void drawScreen(int mouseX, int mouseY, float partialTicks) {
 
 		super.drawScreen(mouseX, mouseY, partialTicks);
 
+		if (this.worldname != null)
+			drawScreenServer();
+		else 
+			drawScreenElse();
+	}
+
+	public void drawScreenServer() {
 		String name = I18n.format("wdl.gui.wdl.worldname");
 		this.drawString(this.fontRendererObj, name, this.worldname.xPosition
 				- this.fontRendererObj.getStringWidth(name + " "), 26, 0xFFFFFF);
 
 		Utils.drawGuiInfoBox(displayedTooltip, width, height, 48);
 	}
+
+	public void drawScreenElse() {
+		String[] strings = {
+				"Looks like you're trying to access the WorldDownloader config",
+				"outside of a server.",
+				"Please use this config only when connected to a server."
+		};
+		for (int i = 0; i < strings.length; i++) {
+			String text = strings[i];
+			this.drawCenteredString(
+					this.fontRendererObj,
+					text,
+					this.width / 2,
+					((this.height / 2) - 40 + (15 * i)),
+					0xFFFFFF);
+		}
+	}
 }