Mostly working shulker box container screen

src/main/java/xyz/violaflower/legacy_tweaks/client/gui/element/LegacyListRenderable.java

@@ -0,0 +1,4 @@
+package xyz.violaflower.legacy_tweaks.client.gui.element;
+
+public class LegacyListRenderable {
+}

src/main/java/xyz/violaflower/legacy_tweaks/client/gui/screen/legacy/screens/inventory/LegacyAbstractContainerScreen.java

@@ -1,5 +1,6 @@
 package xyz.violaflower.legacy_tweaks.client.gui.screen.legacy.screens.inventory;
 
+import net.minecraft.client.gui.GuiGraphics;
 import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen;
 import net.minecraft.network.chat.Component;
 import net.minecraft.world.entity.player.Inventory;
@@ -30,4 +31,9 @@ public LegacyAbstractContainerScreen(T menu, Inventory playerInventory, Componen
 	public float lt$scale() {
 		return 1.25f;
 	}
+
+	@Override
+	public void renderBackground(GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick) {
+		this.renderBg(guiGraphics, partialTick, mouseX, mouseY);
+	}
 }

src/main/java/xyz/violaflower/legacy_tweaks/client/gui/screen/legacy/screens/inventory/LegacyContainerScreen.java

@@ -71,9 +71,4 @@ protected void renderLabels(GuiGraphics guiGraphics, int mouseX, int mouseY) {
         guiGraphics.drawString(this.font, this.title, this.titleLabelX + 6, yPos + containerOffset, 4210752, false);
         guiGraphics.drawString(this.font, Lang.Container.INVENTORY.getString(), this.titleLabelX + 6, yPos + inventoryOffset, 0x404040, false);
     }
-
-    @Override
-    public void renderBackground(GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick) {
-        this.renderBg(guiGraphics, partialTick, mouseX, mouseY);
-    }
 }

src/main/java/xyz/violaflower/legacy_tweaks/client/gui/screen/legacy/screens/inventory/LegacyInventoryScreen.java

@@ -169,11 +169,6 @@ public void render(GuiGraphics guiGraphics, int mouseX, int mouseY, float partia
 		this.yMouse = (float)mouseY;
 	}
 
-	@Override
-	public void renderBackground(GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick) {
-		this.renderBg(guiGraphics, partialTick, mouseX, mouseY);
-	}
-
 	@Override
 	protected void renderBg(GuiGraphics guiGraphics, float partialTick, int mouseX, int mouseY) {
 		int i = this.leftPos;

src/main/java/xyz/violaflower/legacy_tweaks/client/gui/screen/legacy/screens/inventory/LegacyShulkerBoxScreen.java

@@ -0,0 +1,63 @@
+package xyz.violaflower.legacy_tweaks.client.gui.screen.legacy.screens.inventory;
+
+import net.minecraft.client.gui.GuiGraphics;
+import net.minecraft.network.chat.Component;
+import net.minecraft.world.entity.player.Inventory;
+import net.minecraft.world.inventory.ShulkerBoxMenu;
+import net.minecraft.world.inventory.Slot;
+import xyz.violaflower.legacy_tweaks.client.gui.extention.SlotExtension;
+import xyz.violaflower.legacy_tweaks.util.client.screen.graphics.GraphicsUtil;
+import xyz.violaflower.legacy_tweaks.util.common.assets.Sprites;
+import xyz.violaflower.legacy_tweaks.util.common.lang.Lang;
+
+public class LegacyShulkerBoxScreen extends LegacyAbstractContainerScreen<ShulkerBoxMenu> {
+    public LegacyShulkerBoxScreen(ShulkerBoxMenu menu, Inventory playerInventory, Component title) {
+        super(manipulateSlots(menu), playerInventory, title);
+        this.imageWidth = 430 / 2;
+        this.imageHeight = (282 / 2) + (3 * 42);
+    }
+
+    private static ShulkerBoxMenu manipulateSlots(ShulkerBoxMenu shulkerBoxMenu) {
+        int i = 0;
+        for (Slot slot : shulkerBoxMenu.slots) {
+            if (slot instanceof SlotExtension extension) {
+                int slotOffset = (21 * 3) /2;
+                if (i <= (9 * 3) - 1) {
+                    extension.lt$setVisualX(slot.x * 18.66667f / 16 + 4.66667f);
+                    extension.lt$setVisualY(slot.y * 18.66667f / 16 + 5.6f + slotOffset);
+                } else if (i > ((9 * 3) - 1) && i <= (9 * 3) + 36) {
+                    extension.lt$setVisualX(slot.x * 18.66667f / 16 + 4.66667f);
+                    extension.lt$setVisualY(slot.y * 18.66667f / 16 + 4.56667f + (isHotbarSlot(i) ? 6.46667f : 4.54444f) + slotOffset - 0.33333f);
+                }
+                extension.lt$setSize(19);
+            }
+            i++;
+        }
+        return shulkerBoxMenu;
+    }
+
+    public static boolean isHotbarSlot(int index) {
+        int chest = (9 * 3);
+        return index >= chest + 27 && index < chest + 36 || index == chest + 36;
+    }
+
+    public void render(GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick) {
+        super.render(guiGraphics, mouseX, mouseY, partialTick);
+        this.renderTooltip(guiGraphics, mouseX, mouseY);
+    }
+
+    protected void renderBg(GuiGraphics guiGraphics, float partialTick, int mouseX, int mouseY) {
+        int xPos = (this.width - this.imageWidth) / 2;
+        int yPos = ((this.height - this.imageHeight) / 2) + (21 * 3)/2;
+        GraphicsUtil.blit(guiGraphics, Sprites.CHEST_SMALL, xPos, yPos, this.imageWidth, 208.5f, 0, 0, 430, 417, 440, 440);
+    }
+
+    @Override
+    protected void renderLabels(GuiGraphics guiGraphics, int mouseX, int mouseY) {
+        int yPos = ((this.height - this.imageHeight) / 2) + (21 * 3);
+        int containerOffset = -105 + (10 * 3);
+        int inventoryOffset = containerOffset + (21 * 3) + 19;
+        guiGraphics.drawString(this.font, this.title, this.titleLabelX + 6, yPos + containerOffset, 4210752, false);
+        guiGraphics.drawString(this.font, Lang.Container.INVENTORY.getString(), this.titleLabelX + 6, yPos + inventoryOffset, 0x404040, false);
+    }
+}

src/main/java/xyz/violaflower/legacy_tweaks/mixin/client/accessor/ScreenAccessor.java

@@ -0,0 +1,14 @@
+package xyz.violaflower.legacy_tweaks.mixin.client.accessor;
+
+import net.minecraft.client.gui.components.Renderable;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.gen.Accessor;
+
+import java.util.List;
+
+@Mixin(targets = "net/minecraft/client/gui/screens/Screen")
+public interface ScreenAccessor {
+
+    @Accessor("renderables")
+    List<Renderable> legacyTweaks$getRenderables();
+}

src/main/java/xyz/violaflower/legacy_tweaks/mixin/client/tweak/legacy_ui/screen/container/container_screen/MenuScreenMixin.java

@@ -16,6 +16,7 @@
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 import xyz.violaflower.legacy_tweaks.client.gui.screen.legacy.screens.inventory.LegacyContainerScreen;
 import xyz.violaflower.legacy_tweaks.client.gui.screen.legacy.screens.inventory.LegacyFurnaceScreen;
+import xyz.violaflower.legacy_tweaks.client.gui.screen.legacy.screens.inventory.LegacyShulkerBoxScreen;
 import xyz.violaflower.legacy_tweaks.client.gui.screen.legacy.screens.inventory.crafting.LegacyQuickCraftingScreen;
 import xyz.violaflower.legacy_tweaks.tweaks.Tweaks;
 
@@ -43,13 +44,15 @@ private static void changeMenuScreens(CallbackInfo ci) {
             register(MenuType.GENERIC_9x4, LegacyContainerScreen::new);
             register(MenuType.GENERIC_9x5, LegacyContainerScreen::new);
             register(MenuType.GENERIC_9x6, LegacyContainerScreen::new);
+            register(MenuType.SHULKER_BOX, LegacyShulkerBoxScreen::new);
         } else {
             register(MenuType.GENERIC_9x1, ContainerScreen::new);
             register(MenuType.GENERIC_9x2, ContainerScreen::new);
             register(MenuType.GENERIC_9x3, ContainerScreen::new);
             register(MenuType.GENERIC_9x4, ContainerScreen::new);
             register(MenuType.GENERIC_9x5, ContainerScreen::new);
             register(MenuType.GENERIC_9x6, ContainerScreen::new);
+            register(MenuType.SHULKER_BOX, ShulkerBoxScreen::new);
         }
         register(MenuType.GENERIC_3x3, DispenserScreen::new);
         register(MenuType.CRAFTER_3x3, CrafterScreen::new);
@@ -65,7 +68,6 @@ private static void changeMenuScreens(CallbackInfo ci) {
         register(MenuType.LECTERN, LecternScreen::new);
         register(MenuType.LOOM, LoomScreen::new);
         register(MenuType.MERCHANT, MerchantScreen::new);
-        register(MenuType.SHULKER_BOX, ShulkerBoxScreen::new);
         register(MenuType.SMITHING, SmithingScreen::new);
         register(MenuType.SMOKER, SmokerScreen::new);
         register(MenuType.CARTOGRAPHY_TABLE, CartographyTableScreen::new);

src/main/resources/legacy_tweaks.mixins.json

@@ -13,6 +13,7 @@
     "client.accessor.FogDataAccessor",
     "client.accessor.GuiGraphicsAccessor",
     "client.accessor.PostChainAccessor",
+    "client.accessor.ScreenAccessor",
     "client.accessor.TextureStateShardAccessor",
     "client.networking.NetworkRegistryMixin",
     "client.screen.AbstractContainerScreenMixin",