Spell List: Small tweaks

Tweaks and formatting.

modules/game_spelllist/spelllist.lua

@@ -136,7 +136,8 @@ function init()
   g_keyboard.bindKeyPress('Down', function() spellList:focusNextChild(KeyboardFocusReason) end, spelllistWindow)
   g_keyboard.bindKeyPress('Up', function() spellList:focusPreviousChild(KeyboardFocusReason) end, spelllistWindow)
 
-  for index, spell in ipairs(spellDisplayOrder) do
+  for i = 1, #spellDisplayOrder do
+    local spell = spellDisplayOrder[i]
     local info = SpellInfo[spell]
     local tmpLabel = g_ui.createWidget('SpellListLabel', spellList)
     tmpLabel:setId(spell)
@@ -164,6 +165,11 @@ function terminate()
   disconnect(g_game, { onGameStart = setupOptions,
                        onGameEnd = resetWindow })
 
+  disconnect(spellList, { onChildFocusChange = function(self, focusedChild)
+                          if focusedChild == nil then return end
+                          updateSpellInformation(focusedChild)
+                        end })   
+
   spelllistButton:destroy()
   spelllistButton      = nil
   spelllistWindow:destroy()
@@ -204,7 +210,8 @@ function terminate()
 end
 
 function updateSpelllist()
-  for index, spell in ipairs(spellDisplayOrder) do
+  for i = 1, #spellDisplayOrder do
+    local spell = spellDisplayOrder[i]
     local info = SpellInfo[spell]
     local tmpLabel = spellList:getChildById(spell)
   
@@ -236,7 +243,8 @@ function updateSpellInformation(widget)
     name    = spell
     formula = info.words
 
-    for _, vocationId in ipairs(info.vocations) do
+    for i = 1, #info.vocations do
+      local vocationId = info.vocations[i]
       if vocationId <= 4 or not(table.find(info.vocations, (vocationId-4))) then
         vocation = vocation .. (vocation:len() == 0 and '' or ', ') .. VocationNames[vocationId]
       end