Fix Composite- & Obscured inventory window notification

Author: NichtStudioCode

invui/src/main/java/xyz/xenondevs/invui/inventory/CompositeInventory.java

@@ -7,6 +7,7 @@
 import xyz.xenondevs.invui.inventory.event.ItemPostUpdateEvent;
 import xyz.xenondevs.invui.inventory.event.ItemPreUpdateEvent;
 import xyz.xenondevs.invui.inventory.event.UpdateReason;
+import xyz.xenondevs.invui.window.AbstractWindow;
 
 import java.util.Collection;
 import java.util.function.Consumer;
@@ -142,18 +143,29 @@ private Pair<Inventory, Integer> findInventory(int slot) {
 
     @Override
     public void notifyWindows() {
-        super.notifyWindows();
         for (Inventory inventory : inventories) {
             inventory.notifyWindows();
         }
     }
 
     @Override
     public void notifyWindows(int slot) {
-        Pair<Inventory, Integer> invSlot = findInventory(slot);
+        var invSlot = findInventory(slot);
         invSlot.first().notifyWindows(invSlot.second());
     }
 
+    @Override
+    public void addViewer(AbstractWindow viewer, int what, int how) {
+        var invSlot = findInventory(what);
+        invSlot.first().addViewer(viewer, invSlot.second(), how);
+    }
+    
+    @Override
+    public void removeViewer(AbstractWindow viewer, int what, int how) {
+        var invSlot = findInventory(what);
+        invSlot.first().removeViewer(viewer, invSlot.second(), how);
+    }
+    
     @Override
     public ItemPreUpdateEvent callPreUpdateEvent(@Nullable UpdateReason updateReason, int slot, @Nullable ItemStack previousItemStack, @Nullable ItemStack newItemStack) {
         var invSlot = findInventory(slot);

invui/src/main/java/xyz/xenondevs/invui/inventory/ObscuredInventory.java

@@ -5,6 +5,7 @@
 import xyz.xenondevs.invui.inventory.event.ItemPostUpdateEvent;
 import xyz.xenondevs.invui.inventory.event.ItemPreUpdateEvent;
 import xyz.xenondevs.invui.inventory.event.UpdateReason;
+import xyz.xenondevs.invui.window.AbstractWindow;
 
 import java.util.ArrayList;
 import java.util.function.Consumer;
@@ -64,7 +65,7 @@ public int getMaxSlotStackSize(int slot) {
 
     @Override
     public @Nullable ItemStack[] getItems() {
-        ItemStack[] items = new ItemStack[slots.length];
+        @Nullable ItemStack[] items = new ItemStack[slots.length];
         for (int i = 0; i < slots.length; i++) {
             items[i] = inventory.getItem(slots[i]);
         }
@@ -73,7 +74,7 @@ public int getMaxSlotStackSize(int slot) {
 
     @Override
     public @Nullable ItemStack[] getUnsafeItems() {
-        ItemStack[] items = new ItemStack[slots.length];
+        @Nullable ItemStack[] items = new ItemStack[slots.length];
         for (int i = 0; i < slots.length; i++) {
             items[i] = inventory.getUnsafeItem(slots[i]);
         }
@@ -102,10 +103,24 @@ protected void setDirectBackingItem(int slot, @Nullable ItemStack itemStack) {
 
     @Override
     public void notifyWindows() {
-        super.notifyWindows();
         inventory.notifyWindows();
     }
 
+    @Override
+    public void notifyWindows(int slot) {
+        inventory.notifyWindows(slot);
+    }
+    
+    @Override
+    public void addViewer(AbstractWindow viewer, int what, int how) {
+        inventory.addViewer(viewer, what, how);
+    }
+    
+    @Override
+    public void removeViewer(AbstractWindow viewer, int what, int how) {
+        inventory.removeViewer(viewer, what, how);
+    }
+    
     @Override
     public ItemPreUpdateEvent callPreUpdateEvent(@Nullable UpdateReason updateReason, int slot, @Nullable ItemStack previousItemStack, @Nullable ItemStack newItemStack) {
         return inventory.callPreUpdateEvent(updateReason, slots[slot], previousItemStack, newItemStack);