ninja 2 electric boogaloo (#15534)

Co-authored-by: deltanedas <@deltanedas:kde.org>

Content.Shared/Containers/ItemSlot/ItemSlotsComponent.cs

@@ -112,6 +112,15 @@ namespace Content.Shared.Containers.ItemSlots
         [ViewVariables(VVAccess.ReadWrite)]
         public bool Locked = false;
 
+        /// <summary>
+        /// Prevents adding the eject alt-verb, but still lets you swap items.
+        /// </summary>
+        /// <remarks>
+        ///     This does not affect EjectOnInteract, since if you do that you probably want ejecting to work.
+        /// </remarks>
+        [DataField("disableEject"), ViewVariables(VVAccess.ReadWrite)]
+        public bool DisableEject = false;
+
         /// <summary>
         ///     Whether the item slots system will attempt to insert item from the user's hands into this slot when interacted with.
         ///     It doesn't block other insertion methods, like verbs.

Content.Shared/Containers/ItemSlot/ItemSlotsSystem.cs

@@ -477,7 +477,7 @@ namespace Content.Shared.Containers.ItemSlots
             // Add the eject-item verbs
             foreach (var slot in itemSlots.Slots.Values)
             {
-                if (slot.EjectOnInteract)
+                if (slot.EjectOnInteract || slot.DisableEject)
                     // For this item slot, ejecting/inserting is a primary interaction. Instead of an eject category
                     // alt-click verb, there will be a "Take item" primary interaction verb.
                     continue;