Added Container Preview

Author: Avanatiker

src/main/java/com/lambda/mixin/items/BlockItemMixin.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright 2025 Lambda
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.lambda.mixin.items;
+
+import com.lambda.module.modules.render.ContainerPreview;
+import net.minecraft.item.BlockItem;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.tooltip.TooltipData;
+import org.spongepowered.asm.mixin.Mixin;
+
+import java.util.Optional;
+
+@Mixin(BlockItem.class)
+public class BlockItemMixin extends Item {
+    public BlockItemMixin(Settings settings) {
+        super(settings);
+    }
+
+    @Override
+    public Optional<TooltipData> getTooltipData(ItemStack stack) {
+        if (ContainerPreview.INSTANCE.isEnabled() && ContainerPreview.isShulkerBox(stack)) {
+            return Optional.of(new ContainerPreview.ShulkerComponent(stack));
+        }
+        return super.getTooltipData(stack);
+    }
+}

src/main/java/com/lambda/mixin/render/DrawContextMixin.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright 2025 Lambda
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.lambda.mixin.render;
+
+import com.lambda.module.modules.render.ContainerPreview;
+import net.minecraft.client.font.TextRenderer;
+import net.minecraft.client.gui.DrawContext;
+import net.minecraft.client.gui.tooltip.TooltipComponent;
+import net.minecraft.client.gui.tooltip.TooltipPositioner;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.tooltip.TooltipData;
+import net.minecraft.text.Text;
+import net.minecraft.util.Identifier;
+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;
+
+import java.util.List;
+import java.util.Optional;
+
+@Mixin(DrawContext.class)
+public class DrawContextMixin {
+    @Inject(method = "drawTooltip(Lnet/minecraft/client/font/TextRenderer;Ljava/util/List;Ljava/util/Optional;IILnet/minecraft/util/Identifier;)V", at = @At("HEAD"), cancellable = true)
+    private void onDrawTooltip(TextRenderer textRenderer, List<Text> text, Optional<TooltipData> data, int x, int y, Identifier texture, CallbackInfo ci) {
+        if (!ContainerPreview.INSTANCE.isEnabled()) return;
+
+        // Don't intercept if we're rendering a sub-tooltip (prevents infinite recursion)
+        if (ContainerPreview.isRenderingSubTooltip()) return;
+
+        // If we're locked, always render our locked tooltip and cancel any other tooltip
+        if (ContainerPreview.isLocked()) {
+            ci.cancel();
+            ContainerPreview.renderLockedTooltip((DrawContext)(Object)this, textRenderer);
+            return;
+        }
+
+        // Check if this is a shulker box tooltip with ContainerPreview
+        if (data.isPresent() && data.get() instanceof ContainerPreview.ShulkerComponent component) {
+            // Cancel the default tooltip and render our custom one
+            ci.cancel();
+            ContainerPreview.renderShulkerTooltip((DrawContext)(Object)this, textRenderer, component, x, y);
+        }
+    }
+}

src/main/java/com/lambda/mixin/render/ScreenMixin.java

@@ -18,7 +18,9 @@
 package com.lambda.mixin.render;
 
 import com.lambda.gui.components.QuickSearch;
+import com.lambda.module.modules.render.ContainerPreview;
 import com.lambda.module.modules.render.NoRender;
+import net.minecraft.client.MinecraftClient;
 import net.minecraft.client.gui.DrawContext;
 import net.minecraft.client.gui.screen.Screen;
 import org.lwjgl.glfw.GLFW;
@@ -42,4 +44,12 @@ private void onKeyPressed(int keyCode, int scanCode, int modifiers, CallbackInfo
     private void injectRenderInGameBackground(DrawContext context, CallbackInfo ci) {
         if (NoRender.INSTANCE.isEnabled() && NoRender.getNoGuiShadow()) ci.cancel();
     }
+
+    @Inject(method = "renderWithTooltip", at = @At("TAIL"))
+    private void onRenderWithTooltip(DrawContext context, int mouseX, int mouseY, float deltaTicks, CallbackInfo ci) {
+        // Render locked container preview tooltip at the end of screen rendering
+        if (ContainerPreview.INSTANCE.isEnabled() && ContainerPreview.isLocked()) {
+            ContainerPreview.renderLockedTooltip(context, MinecraftClient.getInstance().textRenderer);
+        }
+    }
 }

src/main/java/com/lambda/mixin/render/TooltipComponentMixin.java

@@ -17,6 +17,7 @@
 
 package com.lambda.mixin.render;
 
+import com.lambda.module.modules.render.ContainerPreview;
 import com.lambda.module.modules.render.MapPreview;
 import net.minecraft.client.gui.tooltip.BundleTooltipComponent;
 import net.minecraft.client.gui.tooltip.ProfilesTooltipComponent;
@@ -32,6 +33,13 @@
 public interface TooltipComponentMixin {
     @Inject(method = "of(Lnet/minecraft/item/tooltip/TooltipData;)Lnet/minecraft/client/gui/tooltip/TooltipComponent;", at = @At("HEAD"), cancellable = true)
     private static void of(TooltipData tooltipData, CallbackInfoReturnable<TooltipComponent> cir) {
+        // Handle ContainerPreview shulker box tooltip
+        if (ContainerPreview.INSTANCE.isEnabled() && tooltipData instanceof ContainerPreview.ShulkerComponent shulkerComponent) {
+            cir.setReturnValue(shulkerComponent);
+            return;
+        }
+
+        // Handle MapPreview map tooltip
         if (MapPreview.INSTANCE.isEnabled()) cir.setReturnValue((switch (tooltipData) {
             case MapPreview.MapComponent mapComponent -> mapComponent;
             case BundleTooltipData bundleTooltipData -> new BundleTooltipComponent(bundleTooltipData.contents());