delete world progress, pointer lock fixes

src/main/java/net/lax1dude/eaglercraft/beta/EaglercraftSaveManager.java

@@ -99,8 +99,8 @@ public class EaglercraftSaveManager implements ISaveFormat {
 	}
 
 	@Override
-	public void deleteWorldByDirectory(String s) {
-		FilesystemUtils.recursiveDeleteDirectory(directory + "/" + s);
+	public void deleteWorldByDirectory(String s, IProgressUpdate progress) {
+		FilesystemUtils.recursiveDeleteDirectoryWithProgress(directory + "/" + s, "Deleting World", "%i chunks", progress);
 	}
 
 	@Override

src/main/java/net/lax1dude/eaglercraft/beta/FilesystemUtils.java

@@ -5,27 +5,45 @@ import java.util.function.Consumer;
 
 import net.lax1dude.eaglercraft.EaglerAdapter;
 import net.lax1dude.eaglercraft.adapter.EaglerAdapterImpl2.FileEntry;
+import net.minecraft.src.IProgressUpdate;
 
 public class FilesystemUtils {
 	
 	public static void recursiveDeleteDirectory(String dir) {
 		Collection<FileEntry> lst = EaglerAdapter.listFiles(dir, true, true);
-		lst.forEach(new Consumer<FileEntry>() {
-			@Override
-			public void accept(FileEntry t) {
+		for(FileEntry t : lst) {
 			if(!t.isDirectory) {
 				EaglerAdapter.deleteFile(t.path);
 			}
 		}
-		});
-		lst.forEach(new Consumer<FileEntry>() {
-			@Override
-			public void accept(FileEntry t) {
+		for(FileEntry t : lst) {
+			if(t.isDirectory) {
+				EaglerAdapter.deleteFile(t.path);
+			}
+		}
+		EaglerAdapter.deleteFile(dir);
+	}
+
+	public static void recursiveDeleteDirectoryWithProgress(String dir, String title, String subText, IProgressUpdate progress) {
+		progress.displayLoadingString(title, "(please wait)");
+		Collection<FileEntry> lst = EaglerAdapter.listFiles(dir, true, true);
+		int totalDeleted = 0;
+		int lastTotalDeleted = 0;
+		for(FileEntry t : lst) {
+			if(!t.isDirectory) {
+				EaglerAdapter.deleteFile(t.path);
+				++totalDeleted;
+				if(totalDeleted - lastTotalDeleted >= 10) {
+					lastTotalDeleted = totalDeleted;
+					progress.displayLoadingString(title, subText.replace("%i", "" + totalDeleted));
+				}
+			}
+		}
+		for(FileEntry t : lst) {
 			if(t.isDirectory) {
 				EaglerAdapter.deleteFile(t.path);
 			}
 		}
-		});
 		EaglerAdapter.deleteFile(dir);
 	}
 

src/main/java/net/minecraft/client/Minecraft.java

@@ -889,7 +889,10 @@ public abstract class Minecraft implements Runnable {
 				world.func_651_a(loadingScreen);
 			}
 			field_22009_h = thePlayer;
+			field_6289_L = true;
+			mouseHelper.func_774_a();
 		} else {
+			ungrabMouseCursor();
 			thePlayer = null;
 		}
 		System.gc();

src/main/java/net/minecraft/src/GuiSelectWorld.java

@@ -131,7 +131,7 @@ public class GuiSelectWorld extends GuiScreen {
 			if (flag) {
 				ISaveFormat isaveformat = mc.func_22004_c();
 				isaveformat.flushCache();
-				isaveformat.deleteWorldByDirectory(func_22091_c(i));
+				isaveformat.deleteWorldByDirectory(func_22091_c(i), mc.loadingScreen);
 				func_22084_k();
 			}
 			mc.displayGuiScreen(this);

src/main/java/net/minecraft/src/ISaveFormat.java

@@ -18,7 +18,7 @@ public interface ISaveFormat {
 
 	public abstract WorldInfo getWorldInfoForWorld(String s);
 
-	public abstract void deleteWorldByDirectory(String s);
+	public abstract void deleteWorldByDirectory(String s, IProgressUpdate progress);
 
 	public abstract void renameWorldData(String s, String s1);
 

src/teavm/java/net/lax1dude/eaglercraft/adapter/EaglerAdapterImpl2.java

@@ -235,6 +235,7 @@ public class EaglerAdapterImpl2 {
 				mouseEvents.add(evt);
 				evt.preventDefault();
 				evt.stopPropagation();
+				forceMouseGrabbed();
 			}
 		});
 		canvas.addEventListener("mouseup", mouseup = new EventListener<MouseEvent>() {
@@ -266,6 +267,7 @@ public class EaglerAdapterImpl2 {
 				keyEvents.add(evt);
 				evt.preventDefault();
 				evt.stopPropagation();
+				forceMouseGrabbed();
 			}
 		});
 		win.addEventListener("keyup", keyup = new EventListener<KeyboardEvent>() {
@@ -304,6 +306,7 @@ public class EaglerAdapterImpl2 {
 			@Override
 			public void handleEvent(WheelEvent evt) {
 				isWindowFocused = true;
+				forceMouseGrabbed();
 			}
 		});
 		onBeforeCloseRegister();
@@ -916,7 +919,9 @@ public class EaglerAdapterImpl2 {
 	}
 	private static long mouseUngrabTimer = 0l;
 	private static int mouseUngrabTimeout = 0;
+	private static boolean needsPointerLock = false;
 	public static final void mouseSetGrabbed(boolean grabbed) {
+		needsPointerLock = grabbed;
 		if(grabbed) {
 			canvas.requestPointerLock();
 			long t = System.currentTimeMillis();
@@ -935,6 +940,17 @@ public class EaglerAdapterImpl2 {
 			doc.exitPointerLock();
 		}
 	}
+	private static void forceMouseGrabbed() {
+		long t = System.currentTimeMillis();
+		if(t - mouseUngrabTimer > 3000l) {
+			if(needsPointerLock && !isPointerLocked()) {
+				canvas.requestPointerLock();
+				if(isPointerLocked()) {
+					needsPointerLock = false;
+				}
+			}
+		}
+	}
 	public static final int mouseGetDX() {
 		double dx = mouseDX;
 		mouseDX = 0.0D;