remove redundant allowedToInsertItems() function from ItemModel

apps/openmw/mwgui/container.cpp

@@ -52,10 +52,9 @@ namespace MWGui
 
     void ContainerWindow::onItemSelected(int index)
     {
-        if (mDragAndDrop->mIsOnDragAndDrop)
+        if (mDragAndDrop->mIsOnDragAndDrop && mModel)
         {
-            if (mModel && mModel->allowedToInsertItems())
-                dropItem();
+            dropItem();
             return;
         }
 
@@ -105,7 +104,7 @@ namespace MWGui
 
     void ContainerWindow::onBackgroundSelected()
     {
-        if (mDragAndDrop->mIsOnDragAndDrop && mModel && mModel->allowedToInsertItems())
+        if (mDragAndDrop->mIsOnDragAndDrop && mModel)
             dropItem();
     }
 

apps/openmw/mwgui/itemmodel.cpp

@@ -94,11 +94,6 @@ namespace MWGui
         return true;
     }
 
-    bool ItemModel::allowedToInsertItems() const
-    {
-        return true;
-    }
-
     bool ItemModel::onDropItem(const MWWorld::Ptr &item, int count)
     {
         return true;

apps/openmw/mwgui/itemmodel.hpp

@@ -72,9 +72,6 @@ namespace MWGui
 
         /// Is the player allowed to use items from this item model? (default true)
         virtual bool allowedToUseItems() const;
-
-        /// Is the player allowed to insert items into this model? (default true)
-        virtual bool allowedToInsertItems() const;
         virtual void onClose()
         {
         }

apps/openmw/mwgui/pickpocketitemmodel.cpp

@@ -79,12 +79,6 @@ namespace MWGui
         ProxyItemModel::removeItem(item, count);
     }
 
-    bool PickpocketItemModel::allowedToInsertItems() const
-    {
-        // don't allow "reverse pickpocket" (it will be handled by scripts after 1.0)
-        return false;
-    }
-
     bool PickpocketItemModel::onDropItem(const MWWorld::Ptr &item, int count)
     {
         // don't allow "reverse pickpocket" (it will be handled by scripts after 1.0)

apps/openmw/mwgui/pickpocketitemmodel.hpp

@@ -17,7 +17,6 @@ namespace MWGui
         virtual size_t getItemCount();
         virtual void update();
         virtual void removeItem (const ItemStack& item, size_t count);
-        virtual bool allowedToInsertItems() const;
         virtual void onClose();
         virtual bool onDropItem(const MWWorld::Ptr &item, int count);
         virtual bool onTakeItem(const MWWorld::Ptr &item, int count);