Client GUI test

src/main/java/com/youpe/test/CustomItem.java

@@ -21,6 +21,7 @@ public class CustomItem extends Item{
 
     @Override
     public TypedActionResult<ItemStack> use(World world, PlayerEntity playerEntity, Hand hand) {
+        playerEntity.openHandledScreen(null);
         playerEntity.playSound(SoundEvents.BLOCK_BELL_USE, 1.0F, 1.0F);
         return TypedActionResult.success(playerEntity.getStackInHand(hand));
     }

src/main/java/com/youpe/test/Testing.java

@@ -1,20 +1,28 @@
 package com.youpe.test;
 
 import net.fabricmc.api.ModInitializer;
+import net.fabricmc.fabric.api.client.rendering.v1.HudRenderCallback;
 import net.fabricmc.fabric.api.item.v1.FabricItemSettings;
 import net.fabricmc.fabric.api.itemgroup.v1.ItemGroupEvents;
 import net.fabricmc.fabric.api.registry.FuelRegistry;
+import net.minecraft.client.render.BufferBuilder;
+import net.minecraft.client.render.GameRenderer;
+import net.minecraft.client.render.Tessellator;
+import net.minecraft.client.render.VertexFormat;
+import net.minecraft.client.render.VertexFormats;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemGroups;
 import net.minecraft.registry.Registries;
 import net.minecraft.registry.Registry;
-import net.minecraft.util.Formatting;
 import net.minecraft.util.Identifier;
 import net.minecraft.util.Rarity;
 
+import org.joml.Matrix4f;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.mojang.blaze3d.systems.RenderSystem;
+
 public class Testing implements ModInitializer {
 	// This logger is used to write text to the console and the log file.
 	// It is considered best practice to use your mod id as the logger's name.
@@ -34,5 +42,22 @@ public class Testing implements ModInitializer {
 		ItemGroupEvents.modifyEntriesEvent(ItemGroups.BUILDING_BLOCKS).register(content -> {
 			content.add(CUSTOM_ITEM);
 		});
+		HudRenderCallback.EVENT.register((drawContext, tickDelta) -> {
+			Matrix4f positionMatrix = drawContext.getMatrices().peek().getPositionMatrix();
+			Tessellator tessellator = Tessellator.getInstance();
+			BufferBuilder buffer = tessellator.getBuffer();
+		
+			buffer.begin(VertexFormat.DrawMode.QUADS, VertexFormats.POSITION_COLOR_TEXTURE);
+			buffer.vertex(positionMatrix, 20, 20, 0).color(1f, 1f, 1f, 1f).texture(0f, 0f).next();
+			buffer.vertex(positionMatrix, 20, 60, 0).color(1f, 0f, 0f, 1f).texture(0f, 1f).next();
+			buffer.vertex(positionMatrix, 60, 60, 0).color(0f, 1f, 0f, 1f).texture(1f, 1f).next();
+			buffer.vertex(positionMatrix, 60, 20, 0).color(0f, 0f, 1f, 1f).texture(1f, 0f).next();
+		
+			RenderSystem.setShader(GameRenderer::getPositionColorTexProgram);
+			RenderSystem.setShaderTexture(0, new Identifier("testing", "icon.png"));
+			RenderSystem.setShaderColor(1f, 1f, 1f, 1f);
+		
+			tessellator.draw();
+		});
 	}
 }

src/main/java/com/youpe/test/TestingClient.java

@@ -0,0 +1,15 @@
+package com.youpe.test;
+
+import com.youpe.test.event.KeyInputHandler;
+
+import net.fabricmc.api.ClientModInitializer;
+
+public class TestingClient implements ClientModInitializer{
+
+    @Override
+    public void onInitializeClient() {
+        KeyInputHandler.register();
+        KeyInputHandler.registerKeyInputs();
+    }
+    
+}

src/main/java/com/youpe/test/TestingDataGenerator.java

@@ -1,11 +0,0 @@
-package com.youpe.test;
-
-import net.fabricmc.fabric.api.datagen.v1.DataGeneratorEntrypoint;
-import net.fabricmc.fabric.api.datagen.v1.FabricDataGenerator;
-
-public class TestingDataGenerator implements DataGeneratorEntrypoint {
-	@Override
-	public void onInitializeDataGenerator(FabricDataGenerator fabricDataGenerator) {
-
-	}
-}

src/main/java/com/youpe/test/client/GUI.java

@@ -0,0 +1,35 @@
+package com.youpe.test.client;
+
+import net.minecraft.client.gui.screen.Screen;
+import net.minecraft.client.gui.tooltip.Tooltip;
+import net.minecraft.client.gui.widget.ButtonWidget;
+import net.minecraft.text.Text;
+
+public class GUI extends Screen {
+
+    public GUI(Text title) {
+        super(title);
+    }
+    public ButtonWidget button1;
+    public ButtonWidget button2;
+
+    @Override
+    public void init() {
+        button1 = ButtonWidget.builder(Text.literal("Button 1"), button -> {
+        System.out.println("You clicked button1!");
+        })
+            .dimensions(width / 2 - 205, 20, 200, 20)
+            .tooltip(Tooltip.of(Text.literal("Tooltip of button1")))
+            .build();
+        button2 = ButtonWidget.builder(Text.literal("Button 2"), button -> {
+        System.out.println("You clicked button2!");
+        })
+            .dimensions(width / 2 + 5, 20, 200, 20)
+            .tooltip(Tooltip.of(Text.literal("Tooltip of button2")))
+            .build();
+
+        addDrawableChild(button1);
+        addDrawableChild(button2);
+    }
+    
+}

src/main/java/com/youpe/test/event/KeyInputHandler.java

@@ -0,0 +1,41 @@
+package com.youpe.test.event;
+
+import org.lwjgl.glfw.GLFW;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.youpe.test.client.GUI;
+
+import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
+import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.option.KeyBinding;
+import net.minecraft.client.util.InputUtil;
+import net.minecraft.text.Text;
+
+public class KeyInputHandler {
+    public static final Logger LOGGER = LoggerFactory.getLogger("testing");
+    public static final String KEY_CATEGORY_TESTING = "key.category.testing.tutorial";
+    public static final String KEY_TEST = "key.testing.test";
+
+    public static KeyBinding modkey;
+
+    public static void registerKeyInputs() {
+        ClientTickEvents.END_CLIENT_TICK.register(client -> {
+            if (modkey.wasPressed()) {
+                LOGGER.info("NAZHAL PIZDEC BLYA");
+                client.player.sendMessage(Text.literal("PIZDEC"));
+                MinecraftClient.getInstance().setScreen(new GUI(Text.empty()));
+            }
+        });
+    }
+
+    public static void register() {
+        modkey = KeyBindingHelper.registerKeyBinding(new KeyBinding(
+            KEY_TEST,
+            InputUtil.Type.KEYSYM,
+            GLFW.GLFW_KEY_B,
+            KEY_CATEGORY_TESTING));
+    }
+
+}

src/main/java/com/youpe/test/mixin/ExampleMixin.java

@@ -1,15 +0,0 @@
-package com.youpe.test.mixin;
-
-import net.minecraft.server.MinecraftServer;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-@Mixin(MinecraftServer.class)
-public class ExampleMixin {
-	@Inject(at = @At("HEAD"), method = "loadWorld")
-	private void init(CallbackInfo info) {
-		// This code is injected into the start of MinecraftServer.loadWorld()V
-	}
-}

src/main/resources/assets/testing/lang/en_us.json

@@ -1,4 +1,6 @@
 {
     "item.testing.custom_item": "Pizdec",
-    "item.testing.custom_item.tooltip": "hahaha"
+    "item.testing.custom_item.tooltip": "hahaha",
+    "key.category.testing.tutorial": "Testing",
+    "key.testing.test": "Test"
 }

src/main/resources/fabric.mod.json

@@ -18,6 +18,9 @@
 		"main": [
 			"com.youpe.test.Testing"
 		],
+		"client": [
+			"com.youpe.test.TestingClient"
+		],
 		"fabric-datagen": [
 			"com.youpe.test.TestingDataGenerator"
 		]

src/main/resources/testing.mixins.json

@@ -1,5 +1,5 @@
 {
-	"required": true,
+	"required": false,
 	"package": "com.youpe.test.mixin",
 	"compatibilityLevel": "JAVA_17",
 	"mixins": [