Fixed spectators joining messing up the game, textboxes are deselected when switching the screen, nerfed engineer construction level, tickboxes or textboxes cannot be selected through other ui elements

Subsurface/Source/Items/CharacterInventory.cs

@@ -168,8 +168,8 @@ namespace Barotrauma
                         System.Diagnostics.Debug.Assert(false);
                         return false;
                     }
-                    Inventory otherInventory = Items[index].Inventory;
-                    if (otherInventory != null && createNetworkEvent)
+                    Inventory otherInventory = Items[index].ParentInventory;
+                    if (otherInventory != null && otherInventory.Owner!=null && createNetworkEvent)
                     {
                         new Networking.NetworkEvent(Networking.NetworkEventType.InventoryUpdate, otherInventory.Owner.ID, true, true);
                     }
@@ -219,7 +219,7 @@ namespace Barotrauma
             string toolTip = "";
             Rectangle highlightedSlot = Rectangle.Empty;
 
-            if (doubleClickedItem!=null &&  doubleClickedItem.Inventory!=this)
+            if (doubleClickedItem!=null &&  doubleClickedItem.ParentInventory!=this)
             {
                 TryPutItem(doubleClickedItem, doubleClickedItem.AllowedSlots, true);
             }

Subsurface/Source/Items/Components/Holdable/Holdable.cs

@@ -30,7 +30,7 @@ namespace Barotrauma.Items.Components
         [HasDefaultValue(false, true)]
         public bool Attached
         {
-            get { return attached && item.Inventory == null; }
+            get { return attached && item.ParentInventory == null; }
             set { attached = value; }
         }
 
@@ -278,7 +278,7 @@ namespace Barotrauma.Items.Components
             }
             else
             {
-                if (item.Inventory != null)
+                if (item.ParentInventory != null)
                 {
                     if (body != null)
                     {

Subsurface/Source/Items/Inventory.cs

@@ -125,11 +125,11 @@ namespace Barotrauma
             if (removeItem)
             {
                 item.Drop(null, false);
-                if (item.Inventory != null) item.Inventory.RemoveItem(item);
+                if (item.ParentInventory != null) item.ParentInventory.RemoveItem(item);
             }
 
             Items[i] = item;
-            item.Inventory = this;
+            item.ParentInventory = this;
             if (item.body != null)
             {
                 item.body.Enabled = false;
@@ -154,7 +154,7 @@ namespace Barotrauma
             {
                 if (Items[n] != item) continue;
                 Items[n] = null;
-                item.Inventory = null;
+                item.ParentInventory = null;
             }
         }
 

Subsurface/Source/Items/Item.cs

@@ -63,20 +63,20 @@ namespace Barotrauma
 
         private bool inWater;
 
-        private Inventory inventory;
+        private Inventory parentInventory;
 
         //the inventory in which the item is contained in
-        public Inventory Inventory
+        public Inventory ParentInventory
         {
             get
             {
-                return inventory;
+                return parentInventory;
             }
             set
             {
-                inventory = value;
+                parentInventory = value;
 
-                if (inventory != null) Container = inventory.Owner as Item;                
+                if (parentInventory != null) Container = parentInventory.Owner as Item;                
             }
         }