move up menu, still need a higher level function

modules/game/gameinterface.lua

@@ -165,7 +165,13 @@ function GameInterface.createThingMenu(menuPosition, lookThing, useThing, creatu
     menu:addOption('Trade with ...', function() print('trade with') end)
   end
 
-  -- check for move up
+  if lookThing then
+    local parentContainer = lookThing:getParentContainer()
+    if parentContainer and parentContainer:hasParent() then
+      local pos = lookThing:getPosition()
+      menu:addOption('Move up', function() g_game.move(lookThing, { x=pos.x, y=pos.y, z=254 }, lookThing:getCount()) end)
+    end
+  end
 
   if creatureThing then
     menu:addSeparator()

modules/game/widgets/uigamemap.lua

@@ -38,7 +38,7 @@ function UIGameMap:onDrop(widget, mousePos)
   local itemPos = item:getPosition()
   if itemPos.x == toPos.x and itemPos.y == toPos.y and itemPos.z == toPos.z then return false end
 
-  if item:isStackable() and item:getCount() > 1 then
+  if item:getCount() > 1 then
     GameInterface.moveStackableItem(item, toPos)
   else
     g_game.move(item, toPos, 1)

modules/game/widgets/uiitem.lua

@@ -29,7 +29,7 @@ function UIItem:onDrop(widget, mousePos)
   local itemPos = item:getPosition()
   if itemPos.x == self.position.x and itemPos.y == self.position.y and itemPos.z == self.position.z then return false end
 
-  if item:isStackable() and item:getCount() > 1 then
+  if item:getCount() > 1 then
     GameInterface.moveStackableItem(item, toPos)
   else
     g_game.move(item, toPos, 1)