if (child_requisition.width + ipad_w > needed_width)
needed_width = child_requisition.width + ipad_w;
if (child_requisition.height + ipad_h > needed_height)
needed_height = child_requisition.height + ipad_h;
if (child_requisition.width + ipad_w > needed_width)
needed_width = child_requisition.width + ipad_w;
if (child_requisition.height + ipad_h > needed_height)
needed_height = child_requisition.height + ipad_h;