cocos2dx lua tableview

function tableview()
  local origin = CCEGLView:sharedOpenGLView():getVisibleSize(); 
    local TestLayer = cclayer:create()  
    local NodeBg=CCNode:create();
    NodeBg:setPosition(ccp(10,origin.height/8))
    local data = {}  
    for i = 1,10 do table.insert(data,"Data"..i) end  --装入tableview的数据源  
    local h = LuaEventHandler:create(function(fn,table,a1,a2)  
    local r  
    if fn == "cellSize" then  
        r = CCSizeMake(480,100) --每格的尺寸  
    elseif fn == "cellAtIndex" then  
            -- 请求“格”对象，a1是格索引（从0开始），a2是缓存的格对象（可能为空）  
            -- 在此建立“格”对象并填充其要显示的内容。  
            if not a2 then  
                a2 = CCTableViewCell:create()  
                -- Build cell struct,just like load ccbi or add sprite  
                -- 建立“格”对象的结构，不要在此设定其显示的内容。  
                a2:addChild(cclabelTTF:create(""..a1,"Arial",20),1)  
                --这里就相当cell容器，可以装入ccbi层、精灵、菜单等控件  
                local spriteDemo = CCScale9Sprite:create("80.png");
                spriteDemo:setAnchorPoint(ccp(0,0))  
                spriteDemo:setContentSize(CCSizeMake(300,100))
                a2:addChild(spriteDemo)  
            end  
                -- 修改“格”对象的内容  
                tolua.cast(a2:getChildByTag(1),"cclabelTTF"):setString(data[a1 + 1])  
                r = a2  
                a2:setTag(a1+1);
        elseif fn == "numberOfCells" then  
                    r = #data  
        -- Cell events:  
        -- 表格事件：              
        elseif fn == "cellTouched" then  
            print("按了：".. a1:getTag())       -- A cell was touched,a1 is cell that be touched. This is not necessary.  
        elseif fn == "cellTouchBegan" then 
          print("按下".. a1:getTag())      -- A cell is touching,a1 is cell,a2 is CCTouch  
        elseif fn == "cellTouchEnded" then 
          print("按完".. a1:getTag())      -- A cell was touched,a2 is CCTouch  
        elseif fn == "cellHighlight" then 
          print("高亮的："..a1:getTag() )       -- A cell is highlighting,coco2d-x 2.1.3 or above  
        elseif fn == "cellUnhighlight" then 
          print("不是高亮".. a1:getTag())     -- A cell had been unhighlighted,coco2d-x 2.1.3 or above  
        elseif fn == "cellWillRecycle" then     -- A cell will be recycled,coco2d-x 2.1.3 or above  
                print( a1:getTag() ) 
        end       
        return r   
    end)  
    --创建tableview  
    local t = LuaTableView:createWithHandler(h,CCSizeMake(480,400))  
    t:setBounceable(true)  
    --节点定位tableview  
    NodeBg:addChild(t,1)
    TestLayer:addChild(NodeBg)
    --  parent:addChild(TestLayer)
    return TestLayer
end