public function __construct($sOptionKey = null, $sCallerPath = null, $sCapability = 'manage_options', $sTextDomain = 'admin-page-framework')
 {
     parent::__construct($sOptionKey, $sCallerPath, $sCapability, $sTextDomain);
     if ($this->oProp->bIsAdminAjax) {
         return;
     }
     add_action('admin_head', array($this, '_replyToEnableMetaBox'));
 }
 public function __construct($sOptionKey = null, $sCallerPath = null, $sCapability = 'manage_options', $sTextDomain = 'admin-page-framework')
 {
     parent::__construct($sOptionKey, $sCallerPath, $sCapability, $sTextDomain);
     if ($this->oProp->bIsAdminAjax) {
         return;
     }
     add_action('admin_head', array($this, '_replyToEnableMetaBox'));
     add_filter('screen_layout_columns', array($this, '_replyToSetNumberOfScreenLayoutColumns'), 10, 2);
 }