reorganize modules

modules/game_inventory/inventory.lua

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+Inventory = {}
+
+-- private variables
+local window = nil
+
+local InventorySlotHead = 1
+local InventorySlotNecklace = 2
+local InventorySlotBackpack = 3
+local InventorySlotArmor = 4
+local InventorySlotRight = 5
+local InventorySlotLeft = 6
+local InventorySlotLegs = 7
+local InventorySlotFeet = 8
+local InventorySlotRing = 9
+local InventorySlotAmmo = 10
+
+-- public functions
+function Inventory.create()
+  window = UI.display('inventory.otui', { parent = Game.gameRightPanel })
+
+  local itemWidget = window:getChildById('feet')
+  window:setHeight(itemWidget:getPosition().y + itemWidget:getHeight() - window:getPosition().y)
+end
+
+function Inventory.destroy()
+  window:destroy()
+  window = nil
+end
+
+-- hooked events
+function Inventory.onInventoryChange(slot, item)
+  local slotId
+  if slot == InventorySlotHead then
+    slotId = 'head'
+  elseif slot == InventorySlotNecklace then
+    slotId = 'necklace'
+  elseif slot == InventorySlotBackpack then
+    slotId = 'backpack'
+  elseif slot == InventorySlotArmor then
+    slotId = 'armor'
+  elseif slot == InventorySlotRight then
+    slotId = 'right'
+  elseif slot == InventorySlotLeft then
+    slotId = 'left'
+  elseif slot == InventorySlotLegs then
+    slotId = 'legs'
+  elseif slot == InventorySlotFeet then
+    slotId = 'feet'
+  elseif slot == InventorySlotRing then
+    slotId = 'ring'
+  elseif slot == InventorySlotAmmo then
+    slotId = 'ammo'
+  end
+
+  local itemWidget = window:getChildById(slotId)
+  itemWidget:setItem(item)
+end
+
+function Inventory.onFreeCapacityChange(freeCapacity)
+  local widget = window:getChildById('capacity')
+  widget:setText("Cap:\n" .. freeCapacity)
+end
+
+function Inventory.onSoulChange(soul)
+  local widget = window:getChildById('soul')
+  widget:setText("Soul:\n" .. soul)
+end
+
+connect(Game, { onLogin = Inventory.create,
+                onLogout = Inventory.destroy,
+                onInventoryChange = Inventory.onInventoryChange,
+                onFreeCapacityChange = Inventory.onFreeCapacityChange,
+                onSoulChange = Inventory.onSoulChange })

modules/game_inventory/inventory.otmod

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+Module
+  name: game_inventory
+  description: View local player equipments window
+  author: OTClient team
+  website: https://github.com/edubart/otclient
+  onLoad: |
+    require 'inventory'
+    return true
+
+

modules/game_inventory/inventory.otui

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+UIWindow
+  width: 192
+  margin-top: 10
+  margin-left: 6
+  margin-right: 6
+  move-policy: free updated
+
+  Item
+    id: head
+    anchors.top: parent.top
+    anchors.horizontalCenter: parent.horizontalCenter
+    popup menu: /inventory/itempopupmenu.otui
+
+  Item
+    id: armor
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: prev.horizontalCenter
+    margin-top: 5
+
+  Item
+    id: legs
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: prev.horizontalCenter
+    margin-top: 5
+
+  Item
+    id: feet
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: prev.horizontalCenter
+    margin-top: 5
+
+  Item
+    id: necklace
+    anchors.top: parent.top
+    anchors.right: head.left
+    margin-top: 10
+    margin-right: 5
+
+  Item
+    id: left
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: prev.horizontalCenter
+    margin-top: 5
+
+  Item
+    id: ring
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: prev.horizontalCenter
+    margin-top: 5
+
+  Item
+    id: backpack
+    anchors.top: parent.top
+    anchors.left: head.right
+    margin-top: 10
+    margin-left: 5
+
+  Item
+    id: right
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: prev.horizontalCenter
+    margin-top: 5
+
+  Item
+    id: ammo
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: prev.horizontalCenter
+    margin-top: 5
+
+  Label
+    id: soul
+    anchors.top: ring.bottom
+    anchors.bottom: feet.bottom
+    anchors.left: ring.left
+    anchors.right: ring.right
+    margin-top: 5
+
+    text-align: center
+
+    border-image:
+      source: /core_styles/images/panel_flat.png
+      border: 1
+
+  Label
+    id: capacity
+    anchors.top: ammo.bottom
+    anchors.bottom: feet.bottom
+    anchors.left: ammo.left
+    anchors.right: ammo.right
+    margin-top: 5
+
+    text-align: center
+
+    border-image:
+      source: /core_styles/images/panel_flat.png
+      border: 1
+

modules/game_inventory/itempopupmenu.otui

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+Panel
+  layout: verticalBox
+  size: 64 48
+
+  MenuButton
+    text: Foo
+
+  MenuButton
+    text: Quit
+    @onClick: exit()