Tengo un problema :S

[Arsilex]

Bueno tengo un problema con mi panel con un grild lo que pasa es que se crea pero no baja

aqui dejo el codigo

for id, dxGUIElement in ipairs (getElementsByType("dxScrollBar")) do 
    local x = 0 
    local y = 0 
    if getElementData(dxGUIElement,"parent") then 
        x = getElementData(getElementParent(dxGUIElement),"x") 
        y = getElementData(getElementParent(dxGUIElement),"y") 
    end 
    if not getElementData(dxGUIElement,"horizontal") then 
        dxDrawRectangle(getElementData(dxGUIElement,"x")+x+5-1, getElementData(dxGUIElement,"y")+y,getElementData(dxGUIElement,"width"), getElementData(dxGUIElement,"height")+2,tocolor(50,50,50,130)) 
        dxDrawRectangle(getElementData(dxGUIElement,"x")+x+5, getElementData(dxGUIElement,"y")+y + ((getElementData(dxGUIElement,"height")/2)*getElementData(dxGUIElement,"scroll")),getElementData(dxGUIElement,"width"), getElementData(dxGUIElement,"height")/2,tocolor(155,155,155,200)) 
    else 
        dxDrawRectangle(getElementData(dxGUIElement,"x")+x+5, getElementData(dxGUIElement,"y")+y,getElementData(dxGUIElement,"width"), getElementData(dxGUIElement,"height"),tocolor(50,50,50,130)) 
        dxDrawRectangle(getElementData(dxGUIElement,"x")+x+5+ ((getElementData(dxGUIElement,"width")/2)*getElementData(dxGUIElement,"scroll")), getElementData(dxGUIElement,"y")+y ,getElementData(dxGUIElement,"width")/2, getElementData(dxGUIElement,"height"),tocolor(155,155,155,200)) 
    end 
     
end  
for id, dxGUIElement in ipairs (getElementsByType("dxGridList")) do 
    local x = 0 
    local y = 0 
    if getElementData(dxGUIElement,"parent") then 
        x = getElementData(getElementParent(dxGUIElement),"x") 
        y = getElementData(getElementParent(dxGUIElement),"y") 
    end 
    dxDrawImage( getElementData(dxGUIElement,"x")+x, getElementData(dxGUIElement,"y")+y, getElementData(dxGUIElement,"width"), getElementData(dxGUIElement,"height"), "images/grid.png") 
    local no = #getElementChildren( dxGUIElement ) 
    for id, item in ipairs (getElementChildren( dxGUIElement )) do 
    local delta = 0 
        if getElementData(dxGUIElement,"scrollbar") then 
            local delta = getElementData(getElementData(dxGUIElement,"scrollbar"),"scroll")*no*1.5*15 
        end 
        delta = delta/2 
        if (((id)*1.5*15)-delta) <= (getElementData(dxGUIElement,"height")+22.5) and (((id)*1.5*15)-delta) >= 0 then 
            setElementData(item,"shown",true) 
            if getElementData(item,"state") == "hovered" then dxDrawRectangle(getElementData(dxGUIElement,"x")+x,3+ getElementData(dxGUIElement,"y")+y + math.max(((id-1)*1.5*15)-delta,0),getElementData(dxGUIElement,"width")-3,getItemShowingHeight(item),tocolor(255,255,255,100)) end 
            if getElementData(item,"state") == "clicked" then dxDrawRectangle(getElementData(dxGUIElement,"x")+x,3+ getElementData(dxGUIElement,"y")+y + math.max(((id-1)*1.5*15)-delta,0),getElementData(dxGUIElement,"width")-3,getItemShowingHeight(item),tocolor(0,0,0,100)) for id, el in ipairs(getElementChildren(getElementParent(item))) do setElementData(el,"clicked",nil) end setElementData(item,"clicked",true) end 
            if getElementData(item,"clicked") then dxDrawRectangle(getElementData(dxGUIElement,"x")+x,3+ getElementData(dxGUIElement,"y")+y + math.max(((id-1)*1.5*15)-delta,0),getElementData(dxGUIElement,"width")-3,getItemShowingHeight(item),tocolor(128,255,0,100)) end 
            if getElementData(item,"colored") then 
                dxDrawColoredText(getElementData(item,"text"),getElementData(dxGUIElement,"x")+x+3,3+ getElementData(dxGUIElement,"y")+y + math.max(((id-1)*1.5*15)-delta,0),getElementData(dxGUIElement,"width")+getElementData(dxGUIElement,"x")+x-3,getElementData(dxGUIElement,"y")+y + math.min(getElementData(dxGUIElement,"height"),((id)*1.5*15)-delta)-3,tocolor(255,255,255,255),1.3,"default","left", getItemAlign(math.max(((id-1)*1.5*15)-delta,0)) ,true) 
            else 
                dxDrawText(getElementData(item,"text"),getElementData(dxGUIElement,"x")+x+3,3+ getElementData(dxGUIElement,"y")+y + math.max(((id-1)*1.5*15)-delta,0),getElementData(dxGUIElement,"width")+getElementData(dxGUIElement,"x")+x-3,getElementData(dxGUIElement,"y")+y + math.min(getElementData(dxGUIElement,"height"),((id)*1.5*15)-delta)-3,tocolor(255,255,255,255),1.3,"default","left", getItemAlign(math.max(((id-1)*1.5*15)-delta,0)) ,true) 
            end 
            setElementData(item,"width",getElementData(dxGUIElement,"width")) 
            setElementData(item,"height",15*1.5) 
            setElementData(item,"x",getElementData(dxGUIElement,"x")+x) 
            setElementData(item,"y",2+ getElementData(dxGUIElement,"y")+y + math.max(((id-1)*1.5*15)-delta,0)) 
        else 
            setElementData(item,"shown",false) 
        end 
    end  

esta es la funcion

function dxCreateGridList (x,y,width,height,relative,parent) 
if x and y and height and width then 
    if relative then  
        if parent then 
            x = x*getElementData(parent,"x") 
            y = y*getElementData(parent,"y") 
        else 
            x = x * sx 
            y = y* sy 
        end 
    end 
    local element = createElement("dxGridList") 
    setElementParent(element,parent or dxRootElement) 
    setElementData(element,"x",x) 
    setElementData(element,"y",y) 
    setElementData(element,"width",width) 
    setElementData(element,"height",height) 
    setElementData(element,"filepath",filepath) 
    setElementData(element,"parent",parent) 
    setElementData(element,"state","normal")     
    return element 
else 
    outputDebugString("ERROR: expected arguments are missing (dxCreateGridList)")    
end 
end 

function dxCreateScrollBar (x,y,width,height,horizontal, relative,parent) 
if x and y and height and width then 
    if relative then  
        if parent then 
            x = x*getElementData(parent,"x") 
            y = y*getElementData(parent,"y") 
        else 
            x = x * sx 
            y = y* sy 
        end 
    end 
    local element = createElement("dxScrollBar") 
    setElementParent(element,parent or dxRootElement) 
    setElementData(element,"x",x) 
    setElementData(element,"y",y) 
    setElementData(element,"scroll",0) 
    setElementData(element,"horizontal",horizontal) 
    setElementData(element,"width",width) 
    setElementData(element,"height",height) 
    setElementData(element,"filepath",filepath) 
    setElementData(element,"parent",parent) 
    setElementData(element,"state","normal")     
    addEventHandler("onClientDXClick",element, 
    function() 
        local cx,cy = getCursorPosition() 
        cx = cx * sx 
        cy = cy * sy 
        local x = 0 
        local y = 0 
        if getElementData(source,"parent") then 
            x = getElementData(getElementParent(source),"x") 
            y = getElementData(getElementParent(source),"y") 
        end 
        if getElementData(source,"horizontal") then 
            cx = cx - getElementData(source,"x") - x 
            cx = cx - (getElementData(source,"scroll")*getElementData(source,"width")/2) 
            if cx >= 0 and cx <= ((getElementData(source,"width")/2)) then 
                setElementData(source,"attachOffset",cx) 
            end 
        else 
            cy = cy - getElementData(source,"y") - y 
            cy = cy - (getElementData(source,"scroll")*getElementData(source,"height")/2) 
            if cy >= 0 and cy <= ((getElementData(source,"height")/2)) then 
                setElementData(source,"attachOffset",cy) 
            end 
        end 
    end 
    ) 
    return element 
else 
    outputDebugString("ERROR: expected arguments are missing (dxCreateButton)")  
end 
end 

se crea la barra de bajar pero no baja los items que hay en el grild