public function addSubMenuPage(array $aSubMenuPage)
{
if (!isset($aSubMenuPage['page_slug'])) {
return;
}
$_oFormatter = new AdminPageFramework_Format_SubMenuPage($aSubMenuPage, $this);
$_aSubMenuPage = $_oFormatter->get();
$this->oProp->aPages[$_aSubMenuPage['page_slug']] = $_aSubMenuPage;
}