Fixed delete world button

src/main/java/net/PeytonPlayz585/io/FileSystemUtils.java

@@ -3,6 +3,7 @@ package net.PeytonPlayz585.io;
 import java.util.Collection;
 
 import net.PeytonPlayz585.opengl.LWJGLMain;
+import net.minecraft.src.IProgressUpdate;
 
 public class FileSystemUtils {
 	
@@ -21,4 +22,29 @@ public class FileSystemUtils {
 		LWJGLMain.deleteFile(dir);
 	}
 
+	public static void recursiveDeleteDirectoryWithProgress(String dir, String title, String subText, IProgressUpdate progress) {
+		progress.displayLoadingString(title, "(please wait)");
+		Collection<LWJGLMain.FileEntry> lst = LWJGLMain.listFiles(dir, true, true);
+		int totalDeleted = 0;
+		int lastTotalDeleted = 0;
+		for(LWJGLMain.FileEntry t : lst) {
+			if(!t.isDirectory) {
+				LWJGLMain.deleteFile(t.path);
+				++totalDeleted;
+				if(totalDeleted - lastTotalDeleted >= 10) {
+					lastTotalDeleted = totalDeleted;
+					int percentage = (int) Math.ceil(((double) totalDeleted / lst.size()) * 100);
+					progress.displayLoadingString(title, subText.replace("%i", "" + totalDeleted));
+					progress.setLoadingProgress(percentage);
+				}
+			}
+		}
+		for(LWJGLMain.FileEntry t : lst) {
+			if(t.isDirectory) {
+				LWJGLMain.deleteFile(t.path);
+			}
+		}
+		LWJGLMain.deleteFile(dir);
+	}
+
 }

src/main/java/net/minecraft/src/IProgressUpdate.java

@@ -5,5 +5,7 @@ public interface IProgressUpdate {
 
 	void displayLoadingString(String var1);
 
+	void displayLoadingString(String var1, String var2);
+
 	void setLoadingProgress(int var1);
 }

src/main/java/net/minecraft/src/LoadingScreenRenderer.java

@@ -57,6 +57,23 @@ public class LoadingScreenRenderer implements IProgressUpdate {
 		}
 	}
 
+	public void displayLoadingString(String s, String s1) {
+		if (!mc.running) {
+			if (printText) {
+				return;
+			} else {
+				throw new MinecraftError();
+			}
+		} else {
+			systemTime = 0L;
+			currentlyDisplayedProgress = s1;
+			currentlyDisplayedText = s;
+			setLoadingProgress(-1);
+			systemTime = 0L;
+			return;
+		}
+	}
+
 	public void setLoadingProgress(int var1) {
 		if(!this.mc.running) {
 			if(!this.printText) {

src/main/java/net/minecraft/src/World.java

@@ -67,10 +67,8 @@ public class World implements IBlockAccess {
 	}
 	
 	public static void deleteWorld(String var1) {
-		String dir = "saves/" + var1;
+		String dir = var1 + "/";
-		if(LWJGLMain.directoryExists(dir)) {
+		FileSystemUtils.recursiveDeleteDirectoryWithProgress(dir, "Deleting World!", "Please Wait...", Minecraft.getMinecraft().loadingScreen);
-			FileSystemUtils.recursiveDeleteDirectory(dir);
-		}
 	}
 
 	public World(String var2) {