From 7e9673dc25036b78bf63eacb999f1f9eb518e687 Mon Sep 17 00:00:00 2001
From: Sen <sen@sen.gay>
Date: Sat, 5 Jul 2025 14:03:49 +0200
Subject: [PATCH] improve renaming and cheats

---
 client/src/main/java/client/Client.java       | 50 ++++++----
 client/src/main/java/client/gui/Gui.java      |  3 +
 .../src/main/java/client/gui/GuiConnect.java  | 10 +-
 .../src/main/java/client/gui/GuiConsole.java  |  2 +-
 client/src/main/java/client/gui/GuiMenu.java  |  6 +-
 .../src/main/java/client/gui/GuiServer.java   |  4 +-
 client/src/main/java/client/gui/Style.java    |  6 +-
 .../java/client/gui/character/GuiChar.java    | 18 ++--
 .../client/gui/character/GuiCharacters.java   |  4 +-
 .../java/client/gui/character/GuiClass.java   |  2 +-
 .../client/gui/container/GuiContainer.java    | 16 +++-
 .../java/client/gui/element/NavButton.java    |  2 +-
 .../main/java/client/gui/ingame/GuiForm.java  |  2 +-
 .../java/client/gui/ingame/GuiGameOver.java   |  2 +-
 .../java/client/gui/ingame/GuiRename.java     | 56 +++++++++++
 .../main/java/client/gui/ingame/GuiSign.java  |  2 +-
 .../java/client/gui/options/GuiBinds.java     | 12 ++-
 .../java/client/gui/options/GuiDisplay.java   |  2 +-
 .../java/client/gui/options/GuiSound.java     | 12 +--
 .../java/client/gui/options/GuiStyle.java     | 93 ++++++-------------
 .../client/network/ClientLoginHandler.java    |  4 +-
 .../java/client/network/ClientPlayer.java     | 42 ++++-----
 client/src/main/java/client/window/Bind.java  |  1 +
 .../main/java/common/inventory/Container.java | 13 +++
 .../inventory/ContainerBrewingStand.java      |  4 +
 .../inventory/ContainerEnchantment.java       |  4 +
 .../common/inventory/ContainerMerchant.java   | 12 ++-
 .../common/inventory/ContainerPlayer.java     |  6 +-
 .../common/inventory/ContainerRepair.java     | 16 +++-
 .../common/inventory/ContainerWorkbench.java  |  6 +-
 .../src/main/java/common/inventory/Slot.java  |  8 ++
 .../java/common/inventory/SlotCrafting.java   |  4 +
 .../common/inventory/SlotFurnaceOutput.java   |  4 +
 .../common/inventory/SlotMerchantResult.java  |  4 +
 .../java/common/packet/CPacketMessage.java    | 30 +++++-
 .../src/main/java/server/network/Player.java  | 70 +++++++++-----
 36 files changed, 346 insertions(+), 186 deletions(-)
 create mode 100644 client/src/main/java/client/gui/ingame/GuiRename.java

diff --git a/client/src/main/java/client/Client.java b/client/src/main/java/client/Client.java
index e9579729..a793d461 100755
--- a/client/src/main/java/client/Client.java
+++ b/client/src/main/java/client/Client.java
@@ -53,6 +53,7 @@ import client.gui.container.GuiContainer;
 import client.gui.container.GuiInventory;
 import client.gui.element.Area;
 import client.gui.ingame.GuiGameOver;
+import client.gui.ingame.GuiRename;
 import client.network.ClientLoginHandler;
 import client.network.ClientPlayer;
 import client.network.DummyConnection;
@@ -261,6 +262,12 @@ public class Client implements IThreadListener {
 		}
 	}
 	
+	public static class StyleFunction implements EnumFunction<Style> {
+		public void apply(EnumVar cv, Style value) {
+			Client.CLIENT.rescale();
+		}
+	}
+	
 	private interface DebugRunner {
 		void execute(Keysym key);
 	}
@@ -470,7 +477,7 @@ public class Client implements IThreadListener {
 	@Variable(name = "con_autoclose", category = CVarCategory.CONSOLE, display = "Schließen")
 	public boolean conAutoclose = true;
 	public boolean interrupted;
-	@Variable(name = "gui_theme", category = CVarCategory.GUI, display = "Oberflächen-Design")
+	@Variable(name = "gui_theme", category = CVarCategory.GUI, display = "Design", callback = StyleFunction.class)
 	public Style style = Style.DEFAULT;
 	@Variable(name = "gui_scroll_lines", category = CVarCategory.GUI, min = 1, max = 10, display = "Scrollbreite", unit = "Zeilen")
 	public int scrollLines = 3;
@@ -556,7 +563,7 @@ public class Client implements IThreadListener {
     }
 	
 	public void displayConnecting(ServerInfo server) {
-		this.displayGuiScreen(GuiLoading.makeWaitTask("Verbinde zu " + (server.getAddress() == null ? "localhost" : server.getAddress()) + ":" + server.getPort() + " ..."));
+		this.show(GuiLoading.makeWaitTask("Verbinde zu " + (server.getAddress() == null ? "localhost" : server.getAddress()) + ":" + server.getPort() + " ..."));
 	}
 
     public void connect(final ServerInfo server) {
@@ -612,7 +619,7 @@ public class Client implements IThreadListener {
 		WorldClient world = new WorldClient(this, Space.INSTANCE);
 		this.loadWorld(world, EntityRegistry.getEntityID(EntityCpu.class));
 		this.player.setId(0);
-		this.displayGuiScreen(null);
+		this.show(null);
 		this.player.flying = true;
 		this.player.noclip = true;
 		this.player.addEffect(new PotionEffect(Potion.FLYING, Integer.MAX_VALUE, 1));
@@ -720,6 +727,8 @@ public class Client implements IThreadListener {
         {
             if(Bind.THROW.isPressed())
                 this.open.dropItem();
+            else if(Bind.RENAME.isPressed())
+                this.open.renameItem();
             for(int z = 0; z < this.keyBindsHotbar.length; z++) {
                 if(this.keyBindsHotbar[z].isPressed())
                     this.open.useHotbar(z);
@@ -772,6 +781,11 @@ public class Client implements IThreadListener {
             {
                 this.player.dropOneItem(this.ctrl());
             }
+            else if(Bind.RENAME.isPressed()) {
+            	ItemStack stack = this.player.getCurrentEquippedItem();
+            	if(stack != null)
+            		this.show(new GuiRename(-1, stack, null));
+            }
 
             this.primary |= Bind.PRIMARY.isPressed();
             this.secondary |= Bind.SECONDARY.isPressed();
@@ -801,7 +815,7 @@ public class Client implements IThreadListener {
         {
             if (this.player.getHealth() <= 0)
             {
-                this.displayGuiScreen(null);
+                this.show(null);
             }
         }
 
@@ -1294,7 +1308,7 @@ public class Client implements IThreadListener {
 //    	}
 //    }
     
-    public void displayGuiScreen(Gui gui)
+    public void show(Gui gui)
     {
     	if(!this.refreshing)
     		this.waitingForFile = false;
@@ -1548,7 +1562,7 @@ public class Client implements IThreadListener {
             
             inventoryplayer.setCurrentItem(item);
             if(this.itemCheat) {
-                this.player.client.addToSendQueue(new CPacketCheat(new ItemStack(item), inventoryplayer.currentItem, this.ctrl()));
+                this.player.client.addToSendQueue(new CPacketCheat(new ItemStack(item), -2 - inventoryplayer.currentItem, this.ctrl()));
             }
         }
     }
@@ -2110,7 +2124,7 @@ public class Client implements IThreadListener {
 		this.fb_y = Math.max(this.fb_raw_y / this.scale, MIN_HEIGHT);
 		if(this.open != null) {
 			this.refreshing = true;
-			this.displayGuiScreen(this.open);
+			this.show(this.open);
 			this.refreshing = false;
 		}
 	}
@@ -2271,7 +2285,7 @@ public class Client implements IThreadListener {
 		this.sync(this.sync);
 //		this.startSound(true);
 		this.getVar("tic_target").setDefault();
-		this.displayGuiScreen(GuiMenu.INSTANCE);
+		this.show(GuiMenu.INSTANCE);
 		Log.SYSTEM.info("Client gestartet in " + String.format("%.1f", (double)(System.currentTimeMillis() - time) / 1000.0) + " Sekunden");
 		
 		while(!this.interrupted) {
@@ -2348,7 +2362,7 @@ public class Client implements IThreadListener {
 	public void disconnected(String msg) {
 		Log.NETWORK.info("Getrennt: %s", msg);
 		this.unload(true);
-		this.displayGuiScreen(new GuiInfo("Von Server getrennt", TextColor.RED + "Verbindung zum Server wurde getrennt\n\n" + TextColor.RESET + msg));
+		this.show(new GuiInfo("Von Server getrennt", TextColor.RED + "Verbindung zum Server wurde getrennt\n\n" + TextColor.RESET + msg));
 	}
 	
 	
@@ -2363,32 +2377,32 @@ public class Client implements IThreadListener {
 			}
 			if(!(this.open instanceof GuiLoading)) {
 				if(!(this.open instanceof GuiConsole) && Bind.CONSOLE.isPressed()) {
-					this.displayGuiScreen(GuiConsole.INSTANCE.setFull(true));
+					this.show(GuiConsole.INSTANCE.setFull(true));
 				}
 				else if(this.open == null && Bind.COMMAND.isPressed()) {
-					this.displayGuiScreen(GuiConsole.INSTANCE.setFull(false));
+					this.show(GuiConsole.INSTANCE.setFull(false));
 				}
 	//			if(this.theWorld != null && this.open == null && Bind.COMMAND.isPressed()) {
 	//				this.displayGuiScreen(GuiChat.INSTANCE);
 	//			}
 				if(this.world != null && Bind.MENU.isPressed()) {
 					if(this.open != (this.charEditor ? GuiChar.INSTANCE : null))
-						this.displayGuiScreen(this.charEditor ? GuiChar.INSTANCE : null);
+						this.show(this.charEditor ? GuiChar.INSTANCE : null);
 					else
-						this.displayGuiScreen(GuiMenu.INSTANCE);
+						this.show(GuiMenu.INSTANCE);
 				}
 				else if(this.world == null && !(this.open instanceof GuiMenu) && Bind.MENU.isPressed()) {
-					this.displayGuiScreen(GuiMenu.INSTANCE);
+					this.show(GuiMenu.INSTANCE);
 				}
 				if(this.world != null && !this.charEditor && Bind.INVENTORY.isPressed()) {
 					if(this.open instanceof GuiContainer) {
-						this.displayGuiScreen(null);
+						this.show(null);
 					}
 					else if(this.open == null) {
 			            if(this.player.isRiding() && this.player.vehicle instanceof EntityHorse)
 			            	this.player.sendHorseInventory();
 			            else
-			            	this.displayGuiScreen(/* this.itemCheat ? new GuiCheat() : */ new GuiInventory(this.player));
+			            	this.show(/* this.itemCheat ? new GuiCheat() : */ new GuiInventory(this.player));
 					}
 				}
 			}
@@ -2506,7 +2520,7 @@ public class Client implements IThreadListener {
 		if(this.world != null && this.getNetHandler() != null)
 			this.getNetHandler().getConnection().closeChannel("Quitting");
         this.unloadWorld();
-		this.displayGuiScreen(GuiMenu.INSTANCE);
+		this.show(GuiMenu.INSTANCE);
 	}
 	
 	private void startSound(boolean load) {
@@ -2552,7 +2566,7 @@ public class Client implements IThreadListener {
     	this.registerDebug(Keysym.H, "Hilfe zu Tastenkombinationen anzeigen", new DebugRunner() {
 			public void execute(Keysym key) {
 				String bind = Bind.CHEAT.getInput() == null ? "n/a" : Bind.CHEAT.getInput().getDisplay();
-				Client.this.displayGuiScreen(new GuiInfo("Hilfe zu Tastenkombinationen", TextColor.DGREEN + "" + Client.this.debug.size() + " Tastenkombinationen stehen zur Verfügung:\n" + 
+				Client.this.show(new GuiInfo("Hilfe zu Tastenkombinationen", TextColor.DGREEN + "" + Client.this.debug.size() + " Tastenkombinationen stehen zur Verfügung:\n" + 
 					Util.buildLines(new Function<DebugFunction, String>() {
 					public String apply(DebugFunction func) {
 						return TextColor.CYAN + bind + TextColor.RED + "+" + TextColor.GREEN + func.key.getDisplay() + TextColor.GRAY + " - " + TextColor.YELLOW + func.help;
diff --git a/client/src/main/java/client/gui/Gui.java b/client/src/main/java/client/gui/Gui.java
index ac16b099..cede18d3 100644
--- a/client/src/main/java/client/gui/Gui.java
+++ b/client/src/main/java/client/gui/Gui.java
@@ -67,6 +67,9 @@ public abstract class Gui {
     public void dropItem() {
     }
     
+    public void renameItem() {
+    }
+    
     public void drawBackground() {
     	
     }
diff --git a/client/src/main/java/client/gui/GuiConnect.java b/client/src/main/java/client/gui/GuiConnect.java
index a744c401..4710f9bc 100644
--- a/client/src/main/java/client/gui/GuiConnect.java
+++ b/client/src/main/java/client/gui/GuiConnect.java
@@ -285,7 +285,7 @@ public class GuiConnect extends GuiList<GuiConnect.ServerInfo> implements Button
 		if(this.selectedElement < 0)
 			this.elements.add(server);
 		this.save();
-		this.gm.displayGuiScreen(this);
+		this.gm.show(this);
 	}
 	
 	public boolean isNameTaken(String name) {
@@ -349,7 +349,7 @@ public class GuiConnect extends GuiList<GuiConnect.ServerInfo> implements Button
 		if(button == this.deleteButton) {
 			if(this.selectedElement >= 0) {
 				this.elements.remove(this.selectedElement);
-				this.gm.displayGuiScreen(this);
+				this.gm.show(this);
 			}
 		}
 		else if(button == this.selectButton) {
@@ -361,18 +361,18 @@ public class GuiConnect extends GuiList<GuiConnect.ServerInfo> implements Button
 		}
 		else if(button == this.createButton) {
 			this.setSelected(-1);
-			this.gm.displayGuiScreen(new GuiServer(new ServerInfo("", "", -1, "", "", "", null, -1L, null, false)));
+			this.gm.show(new GuiServer(new ServerInfo("", "", -1, "", "", "", null, -1L, null, false)));
 		}
 		else if(button == this.editButton) {
 			ServerInfo server = this.getSelected();
 			if(server != null)
-				this.gm.displayGuiScreen(new GuiServer(server));
+				this.gm.show(new GuiServer(server));
 		}
 		else if(button == this.copyButton) {
 			ServerInfo server = this.getSelected();
 			if(server != null) {
 				this.setSelected(-1);
-				this.gm.displayGuiScreen(new GuiServer(new ServerInfo(server.name, server.address, server.port, server.user, server.password, server.access, server.keypair, -1L, null, server.enforceEncryption)));
+				this.gm.show(new GuiServer(new ServerInfo(server.name, server.address, server.port, server.user, server.password, server.access, server.keypair, -1L, null, server.enforceEncryption)));
 			}
 		}
 	}
diff --git a/client/src/main/java/client/gui/GuiConsole.java b/client/src/main/java/client/gui/GuiConsole.java
index 673d90b8..1b2ff587 100644
--- a/client/src/main/java/client/gui/GuiConsole.java
+++ b/client/src/main/java/client/gui/GuiConsole.java
@@ -127,7 +127,7 @@ public class GuiConsole extends Gui implements FieldCallback {
 
             this.inputField.setText("");
             if((this.gm.conAutoclose || !this.full) && this.gm.world != null)
-            	this.gm.displayGuiScreen(null);
+            	this.gm.show(null);
         }
     }
 
diff --git a/client/src/main/java/client/gui/GuiMenu.java b/client/src/main/java/client/gui/GuiMenu.java
index 51fda9b4..4b3735ae 100644
--- a/client/src/main/java/client/gui/GuiMenu.java
+++ b/client/src/main/java/client/gui/GuiMenu.java
@@ -62,7 +62,7 @@ public class GuiMenu extends Gui {
 						GuiMenu.this.splashLabel.setText(TextColor.VIOLET + "Hax!");
 					}
 					else {
-						GuiMenu.this.gm.displayGuiScreen(GuiConnect.INSTANCE);
+						GuiMenu.this.gm.show(GuiConnect.INSTANCE);
 					}
 				}
 			}, "Server beitreten"));
@@ -71,13 +71,13 @@ public class GuiMenu extends Gui {
 					if(GuiMenu.this.hacked == 8)
 						GuiMenu.this.hacked++;
 					else
-						GuiMenu.this.gm.displayGuiScreen(GuiServer.INSTANCE);
+						GuiMenu.this.gm.show(GuiServer.INSTANCE);
 				}
 			}, "Schnellverbindung"));
 			this.add(new NavButton(0, 40, 180, 0, GuiOptions.getPage(), "Einstellungen"));
 			this.infoButton = this.add(new ActButton(0, 60, 180, 0, new ButtonCallback() {
 				public void use(ActButton elem, PressType action) {
-					GuiMenu.this.gm.displayGuiScreen(GuiMenu.this.hacked == 10 ? GuiInfo.HAX : GuiInfo.INSTANCE);
+					GuiMenu.this.gm.show(GuiMenu.this.hacked == 10 ? GuiInfo.HAX : GuiInfo.INSTANCE);
 				}
 			}, "Info / Mitwirkende") {
 				public void drawHover() {
diff --git a/client/src/main/java/client/gui/GuiServer.java b/client/src/main/java/client/gui/GuiServer.java
index a15b7962..aff3a6b0 100644
--- a/client/src/main/java/client/gui/GuiServer.java
+++ b/client/src/main/java/client/gui/GuiServer.java
@@ -113,9 +113,9 @@ public class GuiServer extends Gui implements FieldCallback {
 						final PublicKey key = GuiServer.this.serverKey;
 						final String digest = GuiServer.this.keyDigest;
 						final String sdigest = GuiServer.this.serverDigest;
-						GuiServer.this.gm.displayGuiScreen(new GuiConfirm(new GuiConfirm.Callback() {
+						GuiServer.this.gm.show(new GuiConfirm(new GuiConfirm.Callback() {
 							public void confirm(boolean confirmed) {
-								GuiServer.this.gm.displayGuiScreen(GuiServer.this);
+								GuiServer.this.gm.show(GuiServer.this);
 								GuiServer.this.nameBox.setText(name);
 								GuiServer.this.addrBox.setText(addr);
 								GuiServer.this.portBox.setText(port);
diff --git a/client/src/main/java/client/gui/Style.java b/client/src/main/java/client/gui/Style.java
index f9a27530..367ae626 100644
--- a/client/src/main/java/client/gui/Style.java
+++ b/client/src/main/java/client/gui/Style.java
@@ -26,16 +26,16 @@ public enum Style implements Identifyable, Displayable {
 	public int fill_top;
 	@Variable(type = IntType.COLOR, name = "color_button_btm", category = CVarCategory.GUI, display = "Knopf unten")
 	public int fill_btm;
-	@Variable(type = IntType.COLOR, name = "color_textbox_top", category = CVarCategory.GUI, display = "Textfeld oben")
+	@Variable(type = IntType.COLOR, name = "color_textbox_top", category = CVarCategory.GUI, display = "Eingabe oben")
 	public int field_top;
-	@Variable(type = IntType.COLOR, name = "color_textbox_btm", category = CVarCategory.GUI, display = "Textfeld unten")
+	@Variable(type = IntType.COLOR, name = "color_textbox_btm", category = CVarCategory.GUI, display = "Eingabe unten")
 	public int field_btm;
 
 	@Variable(type = IntType.COLOR, name = "color_label_text", category = CVarCategory.GUI, display = "Beschriftung")
 	public int text_label;
 	@Variable(type = IntType.COLOR, name = "color_button_text", category = CVarCategory.GUI, display = "Knopf Text")
 	public int text_base;
-	@Variable(type = IntType.COLOR, name = "color_textbox_text", category = CVarCategory.GUI, display = "Textfeld Text")
+	@Variable(type = IntType.COLOR, name = "color_textbox_text", category = CVarCategory.GUI, display = "Eingabe Text")
 	public int text_field;
 	
 	static {
diff --git a/client/src/main/java/client/gui/character/GuiChar.java b/client/src/main/java/client/gui/character/GuiChar.java
index 52b9e305..bd8529e5 100755
--- a/client/src/main/java/client/gui/character/GuiChar.java
+++ b/client/src/main/java/client/gui/character/GuiChar.java
@@ -243,7 +243,7 @@ public class GuiChar extends GuiList<GuiChar.SkinEntry>
 	public static class FilterFunction implements EnumFunction<FilterType> {
 		public void apply(EnumVar cv, FilterType value) {
 			if(Client.CLIENT.open instanceof GuiChar)
-				Client.CLIENT.displayGuiScreen(Client.CLIENT.open);
+				Client.CLIENT.show(Client.CLIENT.open);
 		}
 	}
 	
@@ -284,7 +284,7 @@ public class GuiChar extends GuiList<GuiChar.SkinEntry>
 				GuiChar.this.gm.showFileDialog(FileMode.FILE_LOAD_MULTI, "Skin konvertieren", TEXTURE_FOLDER, new FileCallback() {
 					public void selected(File file) {
 						if(SkinConverter.convertSkin(file, TEXTURE_FOLDER, false))
-							GuiChar.this.gm.displayGuiScreen(GuiChar.this);
+							GuiChar.this.gm.show(GuiChar.this);
 					}
 				});
 			}
@@ -294,7 +294,7 @@ public class GuiChar extends GuiList<GuiChar.SkinEntry>
 				GuiChar.this.gm.showFileDialog(FileMode.FILE_LOAD_MULTI, "Skin konvertieren (schlank)", TEXTURE_FOLDER, new FileCallback() {
 					public void selected(File file) {
 						if(SkinConverter.convertSkin(file, TEXTURE_FOLDER, true))
-							GuiChar.this.gm.displayGuiScreen(GuiChar.this);
+							GuiChar.this.gm.show(GuiChar.this);
 					}
 				});
 			}
@@ -302,7 +302,7 @@ public class GuiChar extends GuiList<GuiChar.SkinEntry>
         this.addSelector("char_filter_species", 392, 12, 250, 0);
         this.add(new ActButton(2, height - 30, 193, 0, new ButtonCallback() {
 			public void use(ActButton elem, PressType action) {
-				GuiChar.this.gm.displayGuiScreen(GuiChar.this);
+				GuiChar.this.gm.show(GuiChar.this);
 			}
 		}, "Neu laden"));
         this.templateButton = this.add(new ActButton(197, height - 30, 193, 0, new ButtonCallback() {
@@ -335,7 +335,7 @@ public class GuiChar extends GuiList<GuiChar.SkinEntry>
 							}
 						}
 					}
-            		GuiChar.this.gm.displayGuiScreen(GuiChar.this);
+            		GuiChar.this.gm.show(GuiChar.this);
             	}
 			}
 		}, "Vorlage kopieren"));
@@ -382,7 +382,7 @@ public class GuiChar extends GuiList<GuiChar.SkinEntry>
         this.add(new ActButton(width - 195, height - 30, 193, 0, new ButtonCallback() {
 			public void use(ActButton elem, PressType action) {
 				if(GuiChar.this.gm.player != null) {
-					GuiChar.this.gm.displayGuiScreen(GuiLoading.makeWaitTask("Lade Welt ..."));
+					GuiChar.this.gm.show(GuiLoading.makeWaitTask("Lade Welt ..."));
 					Dimension dim = UniverseRegistry.getBaseDimensions().get(GuiChar.this.dimension);
 		    		GuiChar.this.gm.player.client.addToSendQueue(new CPacketMessage(CPacketMessage.Type.INFO, descField.getText()));
 					GuiChar.this.gm.player.client.addToSendQueue(new CPacketAction(CPacketAction.Action.CLOSE_EDITOR, UniverseRegistry.getId(dim)));
@@ -392,7 +392,7 @@ public class GuiChar extends GuiList<GuiChar.SkinEntry>
         this.cancelButton = this.add(new ActButton(width - 390, height - 30, 193, 0, new ButtonCallback() {
 			public void use(ActButton elem, PressType action) {
 				if(GuiChar.this.gm.player != null)
-					GuiChar.this.gm.displayGuiScreen(GuiCharacters.INSTANCE);
+					GuiChar.this.gm.show(GuiCharacters.INSTANCE);
 			}
 		}, "Abbrechen"));
         this.setCharsAvailable();
@@ -470,13 +470,13 @@ public class GuiChar extends GuiList<GuiChar.SkinEntry>
     
     public void updateScreen() {
     	if(this.adjust == null && this.gm.getRenderManager().gm != null)
-    		this.gm.displayGuiScreen(this);
+    		this.gm.show(this);
     }
     
     public void checkReopen() {
     	if(this.adjust != null && this.waiting) {
     		this.waiting = false;
-    		this.gm.displayGuiScreen(this);
+    		this.gm.show(this);
     	}
     }
     
diff --git a/client/src/main/java/client/gui/character/GuiCharacters.java b/client/src/main/java/client/gui/character/GuiCharacters.java
index 9d53d9e4..74e2deb1 100644
--- a/client/src/main/java/client/gui/character/GuiCharacters.java
+++ b/client/src/main/java/client/gui/character/GuiCharacters.java
@@ -107,11 +107,11 @@ public class GuiCharacters extends GuiList<GuiCharacters.CharacterEntry> impleme
 					this.gm.getNetHandler().addToSendQueue(new CPacketAction(GuiCharacters.this.gm.charEditor ? Action.CANCEL_EDITOR : CPacketAction.Action.SELECT_CHARACTER, this.selectedElement));
 			}
 			else if(elem == this.deleteButtom && entry.character != null) {
-				this.gm.displayGuiScreen(new GuiConfirm(new GuiConfirm.Callback() {
+				this.gm.show(new GuiConfirm(new GuiConfirm.Callback() {
 					public void confirm(boolean confirmed) {
 						if(confirmed)
 							GuiCharacters.this.gm.getNetHandler().addToSendQueue(new CPacketAction(CPacketAction.Action.DELETE_CHARACTER, GuiCharacters.this.selectedElement));
-						GuiCharacters.this.gm.displayGuiScreen(GuiCharacters.this);
+						GuiCharacters.this.gm.show(GuiCharacters.this);
 					}
 				}, "Möchtest du diesen Charakter wirklich löschen?", "Der Fortschritt, die Gegenstände und die Historie\nvon \"" + entry.character.name() + "\" werden für immer verloren sein!", "Löschen", "Abbrechen"));
 			}
diff --git a/client/src/main/java/client/gui/character/GuiClass.java b/client/src/main/java/client/gui/character/GuiClass.java
index 775a2662..16aa52ed 100644
--- a/client/src/main/java/client/gui/character/GuiClass.java
+++ b/client/src/main/java/client/gui/character/GuiClass.java
@@ -67,7 +67,7 @@ public class GuiClass extends GuiList<GuiClass.ClassEntry> implements ButtonCall
 		ClassEntry entry = this.getSelected();
 		if(entry != null && GuiClass.this.gm.player != null) {
 			GuiClass.this.gm.player.client.addToSendQueue(new CPacketAction(CPacketAction.Action.SET_CLASS, entry.clazz.ordinal()));
-			this.gm.displayGuiScreen(GuiChar.INSTANCE);
+			this.gm.show(GuiChar.INSTANCE);
 		}
 	}
 }
diff --git a/client/src/main/java/client/gui/container/GuiContainer.java b/client/src/main/java/client/gui/container/GuiContainer.java
index cc9d8bcd..b127d81e 100755
--- a/client/src/main/java/client/gui/container/GuiContainer.java
+++ b/client/src/main/java/client/gui/container/GuiContainer.java
@@ -15,6 +15,7 @@ import client.gui.element.Field;
 import client.gui.element.InventoryButton;
 import client.gui.element.Label;
 import client.gui.element.MultiLabel;
+import client.gui.ingame.GuiRename;
 import client.renderer.Drawing;
 import client.renderer.GlState;
 import client.renderer.ItemRenderer;
@@ -498,8 +499,8 @@ public abstract class GuiContainer extends Gui
     		return;
     	if(this.cheatStack != null) {
     		Slot slot = this.getSlotAtPosition(mouseX, mouseY);
-    		if((mouseButton == 0 || mouseButton == 1) && slot != null && this.gm.player != null && slot.inventory == this.gm.player.inventory)
-    			this.gm.player.client.addToSendQueue(new CPacketCheat(this.cheatStack, slot.getIndex(), mouseButton == 0 && this.cheatStack.size > 1));
+    		if((mouseButton == 0 || mouseButton == 1) && slot != null && this.gm.player != null && slot.canCheatItem())
+    			this.gm.player.client.addToSendQueue(new CPacketCheat(this.cheatStack, slot.slotNumber, mouseButton == 0 && this.cheatStack.size > 1));
     		if(mouseButton != 1 && !this.gm.ctrl())
     			this.cheatStack = null;
     		return;
@@ -714,6 +715,13 @@ public abstract class GuiContainer extends Gui
             this.handleMouseClick(this.theSlot, this.theSlot.slotNumber, this.gm.ctrl() ? 1 : 0, 4);
         }
     }
+    
+    public void renameItem() {
+    	if (this.gm != null && this.gm.player != null && this.theSlot != null && this.theSlot.canEditItem() && this.theSlot.getHasStack())
+        {
+    		this.gm.show(new GuiRename(this.theSlot.slotNumber, this.theSlot.getStack(), this));
+        }
+    }
 
     public void useHotbar(int slot)
     {
@@ -735,7 +743,7 @@ public abstract class GuiContainer extends Gui
     {
         if (this.gm != null && this.gm.player != null && (!this.gm.player.isEntityAlive() || this.gm.player.dead))
         {
-        	this.gm.displayGuiScreen(null);
+        	this.gm.show(null);
         }
         else if(this.gm.itemCheat && !this.cheatSearch.getText().equals(this.cheatLast)) {
         	this.cheatLast = this.cheatSearch.getText();
@@ -865,7 +873,7 @@ public abstract class GuiContainer extends Gui
 
             if(idx >= 0 && idx < ITEM_LIST.size()) {
             	if(slot >= 0 || instant) {
-            		this.gm.player.client.addToSendQueue(new CPacketCheat(ITEM_LIST.get(idx), slot, full));
+            		this.gm.player.client.addToSendQueue(new CPacketCheat(ITEM_LIST.get(idx), slot < 0 ? slot : -2 - slot, full));
             	}
             	else {
             		this.cheatStack = ITEM_LIST.get(idx).copy();
diff --git a/client/src/main/java/client/gui/element/NavButton.java b/client/src/main/java/client/gui/element/NavButton.java
index a80d9c4d..7d3b423d 100644
--- a/client/src/main/java/client/gui/element/NavButton.java
+++ b/client/src/main/java/client/gui/element/NavButton.java
@@ -11,7 +11,7 @@ public class NavButton extends ActButton {
 	public NavButton(int x, int y, int w, int h, Gui gui, String text) {
 		super(x, y, w, h, new ButtonCallback() {
 			public void use(ActButton elem, PressType action) {
-				Client.CLIENT.displayGuiScreen(gui);
+				Client.CLIENT.show(gui);
 			}
 		}, text);
 		this.navGui = gui;
diff --git a/client/src/main/java/client/gui/ingame/GuiForm.java b/client/src/main/java/client/gui/ingame/GuiForm.java
index 510de331..412c451f 100644
--- a/client/src/main/java/client/gui/ingame/GuiForm.java
+++ b/client/src/main/java/client/gui/ingame/GuiForm.java
@@ -119,6 +119,6 @@ public class GuiForm extends Gui implements ButtonCallback {
         if(nethandler != null) {
 	        nethandler.addToSendQueue(new CPacketForm(this.id, this.outputData));
         }
-        this.gm.displayGuiScreen(null);
+        this.gm.show(null);
 	}
 }
diff --git a/client/src/main/java/client/gui/ingame/GuiGameOver.java b/client/src/main/java/client/gui/ingame/GuiGameOver.java
index 5fec8152..5c464acf 100755
--- a/client/src/main/java/client/gui/ingame/GuiGameOver.java
+++ b/client/src/main/java/client/gui/ingame/GuiGameOver.java
@@ -25,7 +25,7 @@ public class GuiGameOver extends Gui {
 		this.button = this.add(new ActButton(100, 100, 200, 0, new ButtonCallback() {
 			public void use(ActButton elem, PressType action) {
 				GuiGameOver.this.gm.player.respawnPlayer();
-				GuiGameOver.this.gm.displayGuiScreen(null);
+				GuiGameOver.this.gm.show(null);
 			}
 		}, "Wiederbeleben"));
 		this.shift();
diff --git a/client/src/main/java/client/gui/ingame/GuiRename.java b/client/src/main/java/client/gui/ingame/GuiRename.java
new file mode 100644
index 00000000..3d8cb144
--- /dev/null
+++ b/client/src/main/java/client/gui/ingame/GuiRename.java
@@ -0,0 +1,56 @@
+package client.gui.ingame;
+
+import client.gui.Gui;
+import client.gui.element.Label;
+import client.gui.element.NavButton;
+import client.gui.element.PressType;
+import client.gui.element.FieldAction;
+import client.gui.element.ActButton;
+import client.gui.element.ButtonCallback;
+import client.gui.element.Field;
+import client.gui.element.FieldCallback;
+import client.network.ClientPlayer;
+import common.color.TextColor;
+import common.item.ItemStack;
+import common.packet.CPacketMessage;
+
+public class GuiRename extends Gui implements FieldCallback, ButtonCallback {
+	private final String itemName;
+	private final String origName;
+	private final int slot;
+	private final Gui previous;
+	
+	private Field lines;
+	private ActButton button;
+	
+	public void init(int width, int height) {
+		this.add(new Label(0, -140, 300, 0, "Benenne " + this.itemName + " um"));
+		this.lines = this.add(new Field(0, 0, 300, 0, 50, this, this.origName));
+		this.add(new NavButton(0, 40, 149, 0, this.previous, "Abbrechen"));
+		this.button = this.add(new ActButton(151, 40, 149, 0, this, "Umbenennen"));
+		this.shift();
+	}
+	
+	public String getTitle() {
+		return "Gegenstand umbenennen";
+	}
+    
+    public GuiRename(int slot, ItemStack stack, Gui prev) {
+    	this.itemName = stack.getItem().getDisplay(stack);
+    	this.origName = stack.hasDisplayName() ? TextColor.stripCodes(stack.getDisplayName()) : "";
+    	this.slot = slot;
+    	this.previous = prev;
+    }
+    
+	public void use(Field elem, FieldAction value) {
+		if(value == FieldAction.SEND)
+			this.use(this.button, PressType.PRIMARY);
+	}
+
+	public void use(ActButton elem, PressType action) {
+		ClientPlayer nethandler = this.gm.getNetHandler();
+        if(nethandler != null)
+            nethandler.addToSendQueue(new CPacketMessage(CPacketMessage.Type.ITEM, this.lines.getText(), this.slot));
+        this.gm.show(this.previous);
+	}
+}
diff --git a/client/src/main/java/client/gui/ingame/GuiSign.java b/client/src/main/java/client/gui/ingame/GuiSign.java
index 1e3d59d3..edc66bb3 100644
--- a/client/src/main/java/client/gui/ingame/GuiSign.java
+++ b/client/src/main/java/client/gui/ingame/GuiSign.java
@@ -49,6 +49,6 @@ public class GuiSign extends Gui implements FieldCallback {
     
 	public void use(Field elem, FieldAction value) {
 		if(value == FieldAction.SEND)
-			this.gm.displayGuiScreen(null);
+			this.gm.show(null);
 	}
 }
diff --git a/client/src/main/java/client/gui/options/GuiBinds.java b/client/src/main/java/client/gui/options/GuiBinds.java
index 2face9de..712d2b38 100644
--- a/client/src/main/java/client/gui/options/GuiBinds.java
+++ b/client/src/main/java/client/gui/options/GuiBinds.java
@@ -13,6 +13,7 @@ public class GuiBinds extends GuiOptions {
 	}
 	
 	public void init(int width, int height) {
+		int cols = 5;
 		int y = 0;
 		int x = 0;
 		for(Bind bind : Bind.values()) {
@@ -40,18 +41,19 @@ public class GuiBinds extends GuiOptions {
 			}, new Formatter<ActButton>() {
 				public String use(ActButton elem) {
 					if(bind == Bind.getWaiting())
-						return /* TextColor.BLINK + "" + */ TextColor.BLUE + "***";
+						return TextColor.BLUE + "***";
 					else
 						return (bind.isDupe() ? TextColor.RED : TextColor.YELLOW) + (bind.getInput() == null ? "---" : bind.getInput().getDisplay());
 				}
 			}));
-			if(++x == 4) {
+			if(++x == cols) {
 				x = 0;
 				y++;
 			}
 		}
 		y += x != 0 ? 1 : 0;
-		this.add(new ActButton(0, 100 + y * 34, 150 * 4 + 2 * 3, 0, new ButtonCallback() {
+		x = (150 * cols + 2 * (cols - 1) - 482) / 2;
+		this.add(new ActButton(x, 96 + y * 34, 482, 0, new ButtonCallback() {
 			public void use(ActButton elem, PressType action) {
 				boolean flag = false;
 				for(Bind bind : Bind.values()) {
@@ -64,8 +66,8 @@ public class GuiBinds extends GuiOptions {
 				}
 			}
 		}, "Zurücksetzen"));
-		this.addSelector("phy_sensitivity", 0, 140 + y * 34, 302, 0);
-		this.addSelector("gui_dclick_delay", 304, 140 + y * 34, 302, 0);
+		this.addSelector("phy_sensitivity", x, 116 + y * 34, 240, 0);
+		this.addSelector("gui_dclick_delay", x + 242, 116 + y * 34, 240, 0);
 		super.init(width, height);
 	}
 	
diff --git a/client/src/main/java/client/gui/options/GuiDisplay.java b/client/src/main/java/client/gui/options/GuiDisplay.java
index fc80974e..57ce0615 100644
--- a/client/src/main/java/client/gui/options/GuiDisplay.java
+++ b/client/src/main/java/client/gui/options/GuiDisplay.java
@@ -34,7 +34,7 @@ public class GuiDisplay extends GuiOptions {
 				GuiDisplay.this.gm.full(value);
 			}
 		}, "Vollbild"));
-		int maxModes = ExtMath.clampi((height - 120) / Font.YGLYPH, 4, 28);
+		int maxModes = ExtMath.clampi((height - ((3 * 20 + 2) * 2 + 18 + 4)) / Font.YGLYPH, 4, 28);
 		DisplayMode[] dmodes = Window.getDisplayModes();
 		if(dmodes != null) {
 			List<DisplayMode> modes = Lists.newArrayList();
diff --git a/client/src/main/java/client/gui/options/GuiSound.java b/client/src/main/java/client/gui/options/GuiSound.java
index 9e49c026..5cfcd23b 100644
--- a/client/src/main/java/client/gui/options/GuiSound.java
+++ b/client/src/main/java/client/gui/options/GuiSound.java
@@ -13,18 +13,18 @@ public class GuiSound extends GuiOptions {
 		int x = 0;
 		int y = 0;
 		for(Volume volume : Volume.values()) {
-			this.addSelector(volume.getCVarName(), x, y, 150, 0);
-			x = (x == 0) ? 152 : 0;
+			this.addSelector(volume.getCVarName(), x, y, 240, 0);
+			x = (x == 0) ? 242 : 0;
 			if(x == 0)
 				y += 20;
 		}
 
-		this.addSelector("snd_enabled", 0, 50, 150, 0);
+		this.addSelector("snd_enabled", 0, 50, 240, 0);
 
-		this.addSelector("snd_buffer_size", 0, 70, 150, 0);
-		this.addSelector("snd_frame_size", 152, 70, 150, 0);
+		this.addSelector("snd_buffer_size", 0, 70, 240, 0);
+		this.addSelector("snd_frame_size", 242, 70, 240, 0);
 		
-		this.add(new ActButton(0, 100, 302, 0, new ButtonCallback() {
+		this.add(new ActButton(0, 100, 482, 0, new ButtonCallback() {
 			public void use(ActButton elem, PressType action) {
 				GuiSound.this.gm.restartSound(false);
 			}
diff --git a/client/src/main/java/client/gui/options/GuiStyle.java b/client/src/main/java/client/gui/options/GuiStyle.java
index 5f5021a5..d38d6e2b 100644
--- a/client/src/main/java/client/gui/options/GuiStyle.java
+++ b/client/src/main/java/client/gui/options/GuiStyle.java
@@ -3,36 +3,29 @@ package client.gui.options;
 import client.gui.Style;
 import client.gui.element.ActButton;
 import client.gui.element.ButtonCallback;
-import client.gui.element.Dropdown;
-import client.gui.element.DropdownCallback;
 import client.gui.element.Element;
-import client.gui.element.SelectableButton;
-import client.gui.element.Slider;
-import client.gui.element.SliderCallback;
-import client.gui.element.Switch;
-import client.gui.element.SwitchCallback;
-import client.gui.element.FieldAction;
 import client.gui.element.Field;
-import client.gui.element.FieldCallback;
 import client.gui.element.PressType;
 import client.vars.CVar;
 import client.vars.ColorVar;
-import client.gui.element.Toggle;
-import client.gui.element.ToggleCallback;
 
-public class GuiStyle extends GuiOptions implements DropdownCallback<String>, ButtonCallback, ToggleCallback, SwitchCallback<String>, SliderCallback, FieldCallback {
+public class GuiStyle extends GuiOptions {
 	private static final String[] STYLE_CVARS = {
 		"color_button_top",
-		"color_textbox_top",
-		"color_border_top",
-		
 		"color_button_btm",
-		"color_textbox_btm",
-		"color_border_btm",
-
 		"color_button_text",
+		
+		"color_textbox_top",
+		"color_textbox_btm",
 		"color_textbox_text",
-		"color_label_text"
+		
+		"color_border_top",
+		"color_border_btm",
+		null,
+
+		"color_label_text",
+		null,
+		null
 	};
 	
 	protected GuiStyle() {
@@ -51,70 +44,42 @@ public class GuiStyle extends GuiOptions implements DropdownCallback<String>, Bu
 	}
 	
 	public void init(int width, int height) {
-		int z;
-		for(z = 0; z < STYLE_CVARS.length; z++) {
-			this.addSelector(STYLE_CVARS[z], (z % 3) * 122, z / 3 * 34, 120, 0);
+		for(int z = 0; z < STYLE_CVARS.length; z++) {
+			if(STYLE_CVARS[z] != null)
+				this.addSelector(STYLE_CVARS[z], (z / 3) * 120, (z % 3) * 34, 118, 0);
 		}
-		z = 0;
-		for(Style theme : Style.values()) {
-			ButtonCallback callback = new ButtonCallback() {
-				public void use(ActButton elem, PressType action) {
-					if(GuiStyle.this.gm.style != theme) {
-						GuiStyle.this.gm.style = theme;
-						GuiStyle.this.gm.setDirty();
-						GuiStyle.this.gm.displayGuiScreen(GuiStyle.this);
-					}
-				}
-			};
-			this.add( // theme == this.gm.style ? new SelectedButton(10 + (z % 3) * 320, 360 + (z / 3) * 40, 300, 0, callback, theme.name) : 
-					new SelectableButton((z % 3) * 122, 4 * 34 + (z / 3) * 20, 120, 0, callback, theme.name, theme == this.gm.style));
-			z++;
-		}
-
-		this.addSelector("gui_scale", 0, 5 * 34 + (Style.values().length / 3) * 20, 181, 0);
-		this.addSelector("gui_font", 183, 5 * 34 + (Style.values().length / 3) * 20, 181, 0);
 		
-		if(this.gm.style != Style.CUSTOM) {
-			this.add(new ActButton(0, 3 * 34, 364, 0, new ButtonCallback() {
+		this.addSelector("gui_theme", 0, 3 * 34, 240, 0);
+		if(this.gm.style != Style.CUSTOM)
+			this.add(new ActButton(242, 3 * 34, 240, 0, new ButtonCallback() {
 				public void use(ActButton elem, PressType action) {
 					if(GuiStyle.this.gm.style != Style.CUSTOM) {
 						GuiStyle.this.gm.style.copyToCustom();
 						GuiStyle.this.gm.style = Style.CUSTOM;
 						GuiStyle.this.gm.setDirty();
-						GuiStyle.this.gm.displayGuiScreen(GuiStyle.this);
+						GuiStyle.this.gm.show(GuiStyle.this);
 					}
 				}
-			}, "In angepasstes Design kopieren"));
-		}
-		else {
-			this.add(new ActButton(0, 3 * 34, 364, 0, new ButtonCallback() {
+			}, "In 'Angepasst' kopieren"));
+		else
+			this.add(new ActButton(242, 3 * 34, 240, 0, new ButtonCallback() {
 				public void use(ActButton elem, PressType action) {
 					GuiStyle.this.gm.style = Style.CUSTOM;
 					for(String cvar : STYLE_CVARS) {
-						GuiStyle.this.gm.getVar(cvar).setDefault();
+						if(cvar != null)
+							GuiStyle.this.gm.getVar(cvar).setDefault();
 					}
 					GuiStyle.this.gm.setDirty();
-					GuiStyle.this.gm.displayGuiScreen(GuiStyle.this);
+					GuiStyle.this.gm.show(GuiStyle.this);
 				}
-			}, "Angepasstes Design zurücksetzen"));
-		}
+			}, "'Angepasst' zurücksetzen"));
+
+		this.addSelector("gui_scale", 0, 3 * 34 + 20, 240, 0);
+		this.addSelector("gui_font", 242, 3 * 34 + 20, 240, 0);
 		super.init(width, height);
 	}
 
 	public String getTitle() {
 		return "Benutzeroberfläche";
 	}
-	
-	public void use(Field elem, FieldAction value) {
-	}
-	public void use(Slider elem, int value) {
-	}
-	public void use(Switch<String> elem, String value) {
-	}
-	public void use(Toggle elem, boolean value) {
-	}
-	public void use(ActButton elem, PressType action) {
-	}
-	public void use(Dropdown<String> elem, String value) {
-	}
 }
diff --git a/client/src/main/java/client/network/ClientLoginHandler.java b/client/src/main/java/client/network/ClientLoginHandler.java
index 2721d055..0ed06d15 100755
--- a/client/src/main/java/client/network/ClientLoginHandler.java
+++ b/client/src/main/java/client/network/ClientLoginHandler.java
@@ -73,7 +73,7 @@ public class ClientLoginHandler implements IClientLoginHandler {
         	this.state = LoginState.CONFIRMING;
         	this.gm.schedule(new Runnable() {
 				public void run() {
-					ClientLoginHandler.this.gm.displayGuiScreen(new GuiConfirm(new GuiConfirm.Callback() {
+					ClientLoginHandler.this.gm.show(new GuiConfirm(new GuiConfirm.Callback() {
 						public void confirm(boolean confirmed) {
 							if(confirmed) {
 								ClientLoginHandler.this.server.setServerKey(pubkey);
@@ -134,7 +134,7 @@ public class ClientLoginHandler implements IClientLoginHandler {
 	        	this.state = LoginState.CONFIRMING;
 	        	this.gm.schedule(new Runnable() {
 					public void run() {
-						ClientLoginHandler.this.gm.displayGuiScreen(new GuiConfirm(new GuiConfirm.Callback() {
+						ClientLoginHandler.this.gm.show(new GuiConfirm(new GuiConfirm.Callback() {
 							public void confirm(boolean confirmed) {
 								if(confirmed) {
 									ClientLoginHandler.this.server.setServerKey(null);
diff --git a/client/src/main/java/client/network/ClientPlayer.java b/client/src/main/java/client/network/ClientPlayer.java
index 863396d4..c7f58ccd 100755
--- a/client/src/main/java/client/network/ClientPlayer.java
+++ b/client/src/main/java/client/network/ClientPlayer.java
@@ -226,7 +226,7 @@ public class ClientPlayer implements IClientPlayer
         this.gm.loadWorld(this.world, packetIn.getEntityType());
 //        this.gameController.thePlayer.dimension = this.clientWorldController.dimension.getDimensionId();
         this.gm.player.setId(packetIn.getEntityId());
-        this.gm.displayGuiScreen(this.gm.charEditor ? GuiChar.INSTANCE : null);
+        this.gm.show(this.gm.charEditor ? GuiChar.INSTANCE : null);
 //        this.currentServerMaxPlayers = packetIn.getMaxPlayers();
 //        this.gameController.controller.setCheat(packetIn.getCheat());
 //        this.gameController.updateViewDistance();
@@ -844,7 +844,7 @@ public class ClientPlayer implements IClientPlayer
     		this.gm.message = "";
     		this.gm.total = 0;
     		this.gm.progress = -1;
-    		this.gm.displayGuiScreen(GuiLoading.makeServerTask(packet.getMessage()));
+    		this.gm.show(GuiLoading.makeServerTask(packet.getMessage()));
     	}
     }
     
@@ -1083,7 +1083,7 @@ public class ClientPlayer implements IClientPlayer
 //        }
 
         this.gm.setDimensionAndSpawnPlayer(packetIn.getEntityType());
-        this.gm.displayGuiScreen(this.gm.charEditor ? GuiChar.INSTANCE : null);
+        this.gm.show(this.gm.charEditor ? GuiChar.INSTANCE : null);
 //        this.gameController.controller.setCheat(packetIn.getCheat());
     }
 
@@ -1115,62 +1115,62 @@ public class ClientPlayer implements IClientPlayer
 
         if ("container".equals(id))
         {
-        	this.gm.displayGuiScreen(new GuiChest(player.inventory, new InventoryBasic(title, slots)));
+        	this.gm.show(new GuiChest(player.inventory, new InventoryBasic(title, slots)));
         }
 		else if ("enchanting_table".equals(id))
         {
-            this.gm.displayGuiScreen(new GuiEnchant(player.inventory, player.worldObj, title));
+            this.gm.show(new GuiEnchant(player.inventory, player.worldObj, title));
         }
         else if ("anvil".equals(id))
         {
-            this.gm.displayGuiScreen(new GuiRepair(player.inventory, player.worldObj));
+            this.gm.show(new GuiRepair(player.inventory, player.worldObj));
         }
 		else if ("chest".equals(id))
         {
-            this.gm.displayGuiScreen(new GuiChest(player.inventory, local));
+            this.gm.show(new GuiChest(player.inventory, local));
         }
         else if ("hopper".equals(id))
         {
-            this.gm.displayGuiScreen(new GuiHopper(player.inventory, local));
+            this.gm.show(new GuiHopper(player.inventory, local));
         }
         else if ("furnace".equals(id))
         {
-            this.gm.displayGuiScreen(new GuiFurnace(player.inventory, local));
+            this.gm.show(new GuiFurnace(player.inventory, local));
         }
         else if ("brewing_stand".equals(id))
         {
-            this.gm.displayGuiScreen(new GuiBrewing(player.inventory, local));
+            this.gm.show(new GuiBrewing(player.inventory, local));
         }
         else if ("dispenser".equals(id) || "dropper".equals(id))
         {
-            this.gm.displayGuiScreen(new GuiDispenser(player.inventory, local));
+            this.gm.show(new GuiDispenser(player.inventory, local));
         }
         else if ("trade".equals(id))
         {
-            this.gm.displayGuiScreen(new GuiMerchant(player.inventory, title, player.worldObj));
+            this.gm.show(new GuiMerchant(player.inventory, title, player.worldObj));
         }
         else if ("entity".equals(id))
         {
             Entity entity = this.world.getEntityByID(packet.getEntityId());
             if(entity == null)
             	return;
-            this.gm.displayGuiScreen(new GuiEntity(player.inventory, new AnimalChest(title, true, slots), entity));
+            this.gm.show(new GuiEntity(player.inventory, new AnimalChest(title, true, slots), entity));
         }
         else if ("tile".equals(id))
         {
         	TileEntity tile = this.world.getTileEntity(packet.getTilePos());
         	if(!(tile instanceof TileEntityDevice dev))
         		return;
-        	this.gm.displayGuiScreen(new GuiTile(this.gm.player.inventory, local, dev));
+        	this.gm.show(new GuiTile(this.gm.player.inventory, local, dev));
         }
         else
         {
     		Block block = BlockRegistry.byName(id);
     		if(block instanceof BlockWorkbench bench) {
-    	        this.gm.displayGuiScreen(new GuiCrafting(player.inventory, player.worldObj, bench));
+    	        this.gm.show(new GuiCrafting(player.inventory, player.worldObj, bench));
     		}
     		else {
-    			this.gm.displayGuiScreen(new GuiChest(player.inventory, local));
+    			this.gm.show(new GuiChest(player.inventory, local));
     		}
         }
         player.openContainer.windowId = packet.getWindowId();
@@ -1274,12 +1274,12 @@ public class ClientPlayer implements IClientPlayer
             tileentity.setPos(packetIn.getSignPosition());
         }
 
-        this.gm.displayGuiScreen(new GuiSign(packetIn.getSignPosition(), ((TileEntitySign)tileentity).signText));
+        this.gm.show(new GuiSign(packetIn.getSignPosition(), ((TileEntitySign)tileentity).signText));
     }
     
     public void handleForm(SPacketDisplayForm packet) {
         NetHandler.checkThread(packet, this, this.gm, this.world);
-    	this.gm.displayGuiScreen(new GuiForm(packet.getId(), packet.getTitle(), packet.getData()));
+    	this.gm.show(new GuiForm(packet.getId(), packet.getTitle(), packet.getData()));
     }
 
     /**
@@ -1366,7 +1366,7 @@ public class ClientPlayer implements IClientPlayer
     {
         NetHandler.checkThread(packetIn, this, this.gm, this.world);
 //        this.gameController.thePlayer.closeScreenAndDropStack();
-        this.gm.displayGuiScreen(null);
+        this.gm.show(null);
     }
 
     /**
@@ -1625,10 +1625,10 @@ public class ClientPlayer implements IClientPlayer
         this.gm.selectedCharacter = packet.getSelected();
         if(this.gm.charEditor && this.gm.selectedCharacter >= 0) {
         	this.gm.charEditor = false;
-        	this.gm.displayGuiScreen(null);
+        	this.gm.show(null);
         }
         else if(this.gm.open instanceof GuiCharacters) {
-        	this.gm.displayGuiScreen(this.gm.open);
+        	this.gm.show(this.gm.open);
         }
         else if(this.gm.open instanceof GuiChar guichar) {
         	guichar.setCharsAvailable();
diff --git a/client/src/main/java/client/window/Bind.java b/client/src/main/java/client/window/Bind.java
index ce4dfd2e..30d0a1b8 100644
--- a/client/src/main/java/client/window/Bind.java
+++ b/client/src/main/java/client/window/Bind.java
@@ -31,6 +31,7 @@ public enum Bind implements Identifyable, CVar {
 	SELECT7("select7", "Auswahl #7", Keysym.N7),
 	SELECT8("select8", "Auswahl #8", Keysym.N8),
 	SELECT9("select9", "Auswahl #9", Keysym.N9),
+	RENAME("rename", "Umbenennen", Keysym.N),
 	CONSOLE("console", "Konsole", Keysym.F1),
 	COMMAND("command", "Befehl / Chat", Keysym.C),
 	INFO("info", "Infos einblenden", Keysym.TAB),
diff --git a/common/src/main/java/common/inventory/Container.java b/common/src/main/java/common/inventory/Container.java
index c1c0cbe8..25537022 100755
--- a/common/src/main/java/common/inventory/Container.java
+++ b/common/src/main/java/common/inventory/Container.java
@@ -126,6 +126,19 @@ public abstract class Container
         return slot != null ? slot.getStack() : null;
     }
 
+	public void renameItem(int id, String name) {
+		if(id < 0 || id >= this.inventorySlots.size())
+			return;
+		Slot slot = this.inventorySlots.get(id);
+		if(slot != null && slot.canEditItem() && slot.getHasStack()) {
+			ItemStack stack = slot.getStack();
+			if(name.isBlank())
+				stack.clearCustomName();
+			else
+				stack.setStackDisplayName(name);
+		}
+	}
+
     /**
      * Handles slot click.
      */
diff --git a/common/src/main/java/common/inventory/ContainerBrewingStand.java b/common/src/main/java/common/inventory/ContainerBrewingStand.java
index cd28bb78..460229c3 100755
--- a/common/src/main/java/common/inventory/ContainerBrewingStand.java
+++ b/common/src/main/java/common/inventory/ContainerBrewingStand.java
@@ -186,6 +186,10 @@ public class ContainerBrewingStand extends Container
             return 1;
         }
 
+    	public boolean canCheatItem() {
+    		return false;
+    	}
+
 //        public void onPickupFromSlot(EntityNPC playerIn, ItemStack stack)
 //        {
 //            if (stack.getItem() == Items.potion && stack.getMetadata() > 0)
diff --git a/common/src/main/java/common/inventory/ContainerEnchantment.java b/common/src/main/java/common/inventory/ContainerEnchantment.java
index aa63f1f8..46adf6de 100755
--- a/common/src/main/java/common/inventory/ContainerEnchantment.java
+++ b/common/src/main/java/common/inventory/ContainerEnchantment.java
@@ -59,6 +59,10 @@ public class ContainerEnchantment extends Container
             {
                 return 1;
             }
+            
+        	public boolean canEditItem() {
+        		return false;
+        	}
         });
 
         for (int i = 0; i < 3; ++i)
diff --git a/common/src/main/java/common/inventory/ContainerMerchant.java b/common/src/main/java/common/inventory/ContainerMerchant.java
index 96c4a4b8..a6b0f897 100755
--- a/common/src/main/java/common/inventory/ContainerMerchant.java
+++ b/common/src/main/java/common/inventory/ContainerMerchant.java
@@ -15,8 +15,16 @@ public class ContainerMerchant extends Container
         this.theMerchant = merchant;
         this.theWorld = worldIn;
         this.merchantInventory = new InventoryMerchant(playerInventory.player, merchant);
-        this.addSlotToContainer(new Slot(this.merchantInventory, 0, 36, 53));
-        this.addSlotToContainer(new Slot(this.merchantInventory, 1, 62, 53));
+        this.addSlotToContainer(new Slot(this.merchantInventory, 0, 36, 53) {
+        	public boolean canEditItem() {
+        		return false;
+        	}
+        });
+        this.addSlotToContainer(new Slot(this.merchantInventory, 1, 62, 53) {
+        	public boolean canEditItem() {
+        		return false;
+        	}
+        });
         this.addSlotToContainer(new SlotMerchantResult(playerInventory.player, this.merchantInventory, 2, 120, 53));
 
         for (int i = 0; i < 3; ++i)
diff --git a/common/src/main/java/common/inventory/ContainerPlayer.java b/common/src/main/java/common/inventory/ContainerPlayer.java
index cd2a7653..dd120661 100755
--- a/common/src/main/java/common/inventory/ContainerPlayer.java
+++ b/common/src/main/java/common/inventory/ContainerPlayer.java
@@ -30,7 +30,11 @@ public class ContainerPlayer extends Container
         {
             for (int j = 0; j < 2; ++j)
             {
-                this.addSlotToContainer(new Slot(this.craftMatrix, j + i * 2, 88 + j * 18, 26 + i * 18));
+                this.addSlotToContainer(new Slot(this.craftMatrix, j + i * 2, 88 + j * 18, 26 + i * 18) {
+                	public boolean canEditItem() {
+                		return false;
+                	}
+                });
             }
         }
 
diff --git a/common/src/main/java/common/inventory/ContainerRepair.java b/common/src/main/java/common/inventory/ContainerRepair.java
index 30ac5737..4f601d28 100755
--- a/common/src/main/java/common/inventory/ContainerRepair.java
+++ b/common/src/main/java/common/inventory/ContainerRepair.java
@@ -55,8 +55,16 @@ public class ContainerRepair extends Container
         this.selfPosition = blockPosIn;
         this.theWorld = worldIn;
         this.thePlayer = player;
-        this.addSlotToContainer(new Slot(this.inputSlots, 0, 27, 47));
-        this.addSlotToContainer(new Slot(this.inputSlots, 1, 76, 47));
+        this.addSlotToContainer(new Slot(this.inputSlots, 0, 27, 47) {
+        	public boolean canEditItem() {
+        		return false;
+        	}
+        });
+        this.addSlotToContainer(new Slot(this.inputSlots, 1, 76, 47) {
+        	public boolean canEditItem() {
+        		return false;
+        	}
+        });
         this.addSlotToContainer(new Slot(this.outputSlot, 2, 134, 47)
         {
             public boolean isItemValid(ItemStack stack)
@@ -120,6 +128,10 @@ public class ContainerRepair extends Container
                     worldIn.playAuxSFX(1021, blockPosIn, 0);
                 }
             }
+
+        	public boolean canCheatItem() {
+        		return false;
+        	}
         });
 
         for (int i = 0; i < 3; ++i)
diff --git a/common/src/main/java/common/inventory/ContainerWorkbench.java b/common/src/main/java/common/inventory/ContainerWorkbench.java
index c0dbf6f6..7c255408 100755
--- a/common/src/main/java/common/inventory/ContainerWorkbench.java
+++ b/common/src/main/java/common/inventory/ContainerWorkbench.java
@@ -30,7 +30,11 @@ public class ContainerWorkbench extends Container
         {
             for (int j = 0; j < size; ++j)
             {
-                this.addSlotToContainer(new Slot(this.craftMatrix, j + i * size, 26 + j * 18, 17 + i * 18));
+                this.addSlotToContainer(new Slot(this.craftMatrix, j + i * size, 26 + j * 18, 17 + i * 18) {
+                	public boolean canEditItem() {
+                		return false;
+                	}
+                });
             }
         }
 
diff --git a/common/src/main/java/common/inventory/Slot.java b/common/src/main/java/common/inventory/Slot.java
index d386abcc..e38aef18 100755
--- a/common/src/main/java/common/inventory/Slot.java
+++ b/common/src/main/java/common/inventory/Slot.java
@@ -164,4 +164,12 @@ public class Slot
     public int getIndex() {
     	return this.slotIndex;
     }
+
+	public boolean canCheatItem() {
+		return true;
+	}
+
+	public boolean canEditItem() {
+		return this.canCheatItem();
+	}
 }
diff --git a/common/src/main/java/common/inventory/SlotCrafting.java b/common/src/main/java/common/inventory/SlotCrafting.java
index 242e29ae..08d3b4f3 100755
--- a/common/src/main/java/common/inventory/SlotCrafting.java
+++ b/common/src/main/java/common/inventory/SlotCrafting.java
@@ -152,4 +152,8 @@ public class SlotCrafting extends Slot
             }
         }
     }
+
+	public boolean canCheatItem() {
+		return false;
+	}
 }
diff --git a/common/src/main/java/common/inventory/SlotFurnaceOutput.java b/common/src/main/java/common/inventory/SlotFurnaceOutput.java
index 877db02a..9f5340f5 100755
--- a/common/src/main/java/common/inventory/SlotFurnaceOutput.java
+++ b/common/src/main/java/common/inventory/SlotFurnaceOutput.java
@@ -105,4 +105,8 @@ public class SlotFurnaceOutput extends Slot
 //            this.thePlayer.triggerAchievement(AchievementList.cookFish);
 //        }
     }
+
+	public boolean canCheatItem() {
+		return false;
+	}
 }
diff --git a/common/src/main/java/common/inventory/SlotMerchantResult.java b/common/src/main/java/common/inventory/SlotMerchantResult.java
index 05172d54..8d16fb3e 100755
--- a/common/src/main/java/common/inventory/SlotMerchantResult.java
+++ b/common/src/main/java/common/inventory/SlotMerchantResult.java
@@ -115,4 +115,8 @@ public class SlotMerchantResult extends Slot
 
         return false;
     }
+
+	public boolean canCheatItem() {
+		return false;
+	}
 }
diff --git a/common/src/main/java/common/packet/CPacketMessage.java b/common/src/main/java/common/packet/CPacketMessage.java
index 3b34e2df..36185c90 100755
--- a/common/src/main/java/common/packet/CPacketMessage.java
+++ b/common/src/main/java/common/packet/CPacketMessage.java
@@ -10,27 +10,38 @@ public class CPacketMessage implements Packet<IPlayer>
 {
 	private Type type;
     private String message;
+    private int arg;
 
     public CPacketMessage()
     {
     }
 
     public CPacketMessage(Type type, String str)
+    {
+    	this(type, str, 0);
+    }
+
+    public CPacketMessage(Type type, String str, int arg)
     {
     	this.type = type;
-        this.message = str.length() > type.length ? str.substring(0, type.length) :str;
+        this.message = str.length() > type.length ? str.substring(0, type.length) : str;
+        this.arg = arg;
     }
     
     public void readPacketData(PacketBuffer buf) throws IOException
     {
     	this.type = buf.readEnumValue(Type.class);
         this.message = buf.readString(this.type.length);
+        if(this.type.hasArg)
+        	this.arg = buf.readVarInt();
     }
     
     public void writePacketData(PacketBuffer buf) throws IOException
     {
     	buf.writeEnumValue(this.type);
         buf.writeString(this.message);
+        if(this.type.hasArg)
+        	buf.writeVarInt(this.arg);
     }
     
     public void processPacket(IPlayer handler)
@@ -47,18 +58,29 @@ public class CPacketMessage implements Packet<IPlayer>
     {
         return this.message;
     }
+
+    public int getArg()
+    {
+        return this.arg;
+    }
     
     public static enum Type {
     	COMMAND(IPlayer.MAX_CMD_LENGTH),
     	CHAT(IPlayer.MAX_CMD_LENGTH),
     	DISPLAY(IPlayer.MAX_NICK_LENGTH),
-    	INFO(IPlayer.MAX_INFO_LENGTH);
-    	// , ITEM(30);
+    	INFO(IPlayer.MAX_INFO_LENGTH),
+    	ITEM(30, true);
     	
     	private final int length;
+    	private final boolean hasArg;
+    	
+    	private Type(int length, boolean hasArg) {
+    		this.length = length;
+    		this.hasArg = hasArg;
+    	}
     	
     	private Type(int length) {
-    		this.length = length;
+    		this(length, false);
     	}
     }
 }
diff --git a/server/src/main/java/server/network/Player.java b/server/src/main/java/server/network/Player.java
index f2312da8..844f75ec 100755
--- a/server/src/main/java/server/network/Player.java
+++ b/server/src/main/java/server/network/Player.java
@@ -43,7 +43,6 @@ import common.inventory.Slot;
 import common.inventory.SlotCrafting;
 import common.item.ItemControl;
 import common.item.ItemStack;
-import common.item.tool.ItemArmor;
 import common.log.Log;
 import common.net.util.concurrent.Future;
 import common.net.util.concurrent.GenericFutureListener;
@@ -1961,10 +1960,15 @@ public class Player extends User implements ICrafting, Executor, IPlayer
 				this.entity.setDescription(msg.isEmpty() ? null : msg);
 	        	break;
 	        	
-//	        case ITEM:
-//	        	if(this.entity.openContainer instanceof ContainerRepair)
-//	        		((ContainerRepair)this.entity.openContainer).updateItemName(msg);
-//	        	break;
+	        case ITEM:
+	        	if(msg.length() > 30)
+					throw new IllegalArgumentException("Ungültiger Name");
+	        	if(packetIn.getArg() == -1)
+			        this.entity.inventoryContainer.renameItem(36 + this.entity.inventory.currentItem, msg);
+	        	else
+			        this.entity.openContainer.renameItem(packetIn.getArg(), msg);
+				this.entity.openContainer.detectAndSendChanges();
+	        	break;
 	        	
 	        default:
 	        	throw new IllegalArgumentException("Ungültiger Nachrichten-Typ!");
@@ -2873,35 +2877,51 @@ public class Player extends User implements ICrafting, Executor, IPlayer
     	if(this.charEditor || !this.isAdmin())
         	return;
         ItemStack stack = packet.getStack();
-        if (stack.getItem() != null && stack.size <= stack.getMaxStackSize() && stack.size > 0 && (!stack.hasTag() || stack.getItem().isValidTag(stack.getTag())))
+        if(stack.getItem() != null && stack.size <= stack.getMaxStackSize() && stack.size > 0 && (!stack.hasTag() || stack.getItem().isValidTag(stack.getTag())))
         {
         	int amount = stack.size;
+            if(amount <= 0)
+            	return;
         	if(packet.getSlot() == -1) {
 	            this.entity.inventory.addItemStackToInventory(stack);
 	            amount -= stack.size;
-        	}
-        	else if(packet.getSlot() >= 0 && packet.getSlot() < this.entity.inventory.getSizeInventory() && (packet.getSlot() < this.entity.inventory.mainInventory.length || (stack.getItem() instanceof ItemArmor && ((ItemArmor)stack.getItem()).armorType.getArmorSlot() == packet.getSlot() - this.entity.inventory.mainInventory.length))) {
-        		ItemStack old = this.entity.inventory.getStackInSlot(packet.getSlot());
-        		if(old != null) {
-        			if(ItemStack.areItemsEqual(stack, old) && ItemStack.areItemStackTagsEqual(stack, old)) {
-        				stack.size = Math.min(stack.getMaxStackSize(), old.size + stack.size);
-        				amount = stack.size - old.size;
-        			}
-                	else if(old.size == 1)
-        	            this.addFeed(TextColor.DRED + "* %s zerstört", 
-        	            		old.getColoredName(TextColor.DRED));
-                	else
-        	            this.addFeed(TextColor.DRED + "* %d %s zerstört", old.size, 
-        	            		old.getColoredName(TextColor.DRED));
-        		}
-        		this.entity.inventory.setInventorySlotContents(packet.getSlot(), stack);
+	            if(amount <= 0)
+	            	return;
         	}
         	else {
-        		return;
+	        	if(packet.getSlot() <= -2 - 9)
+	        		return;
+	        	Slot slot = packet.getSlot() < 0 ? this.entity.inventoryContainer.getSlot(36 + -2 - packet.getSlot()) : this.entity.openContainer.getSlot(packet.getSlot());
+	        	if(slot == null || !slot.canCheatItem())
+	        		return;
+				stack.size = Math.min(slot.getSlotStackLimit(), stack.size);
+				amount = stack.size;
+	            if(amount <= 0)
+	            	return;
+	    		if(slot.getHasStack()) {
+	    			ItemStack old = slot.getStack();
+	    			if(ItemStack.areItemsEqual(stack, old) && ItemStack.areItemStackTagsEqual(stack, old)) {
+	    				stack.size = Math.min(slot.getSlotStackLimit(), Math.min(stack.getMaxStackSize(), old.size + stack.size));
+	    				amount = stack.size - old.size;
+	    	    		if(amount <= 0 || !slot.isItemValid(stack))
+	    	    			return;
+	    			}
+	            	else {
+	    	    		if(!slot.isItemValid(stack))
+	    	    			return;
+	            		if(old.size == 1)
+		    	            this.addFeed(TextColor.DRED + "* %s zerstört", 
+		    	            		old.getColoredName(TextColor.DRED));
+		            	else
+		    	            this.addFeed(TextColor.DRED + "* %d %s zerstört", old.size, 
+		        	            		old.getColoredName(TextColor.DRED));
+	            	}
+	    		}
+	    		else if(!slot.isItemValid(stack))
+	    			return;
+	    		slot.putStack(stack);
         	}
         	this.entity.openContainer.detectAndSendChanges();
-            if(amount <= 0)
-            	return;
             this.entity.worldObj.playSoundAtEntity(this.entity, SoundEvent.POP, 0.2F);
         	if(amount == 1)
 	            this.addFeed(TextColor.DGREEN + "* %s geschummelt",