iOS Question Why is there a lot of space on both sides of iTableView items

[chjk]

Why is there a lot of space on both sides of iTableView items, device is iPad2, ios10.2, iTableView1.21

dim tv as TAbleView
......
sub page_Resize(Width as Float, Height as Float)
  if tv.IsInitialized= false then
    tv.Initialize("tv",False)
    page.RootPanel.AddView(tv,0,0,width,height)
  end if
  tv.AddTwoLines("line1","line2")
  tv.ReloadAll
end sub

 

[Erel]

Add all the views with the designer.
There are several problem in the short code you posted.