Social\Form\AddThis::addWidget PHP Method

    public function addWidget($fieldsetName, $values = array())
    {
        $fieldset = new Fieldset($fieldsetName);
        $this->add($fieldset);
        $name = new Element\Text('name');
        $name->setLabel('Name')->setLabelAttributes(array('class' => 'col-lg-2 control-label'))->setAttribute('class', 'form-control col-lg-10')->setValue(isset($values['name']) ? $values['name'] : '');
        $fieldset->add($name);
        $identifier = new Element\Text('identifier');
        $identifier->setLabel('Identifier')->setLabelAttributes(array('class' => 'col-lg-2 control-label'))->setAttribute('class', 'form-control col-lg-10')->setValue(isset($values['identifier']) ? $values['identifier'] : '');
        $fieldset->add($identifier);
        $radio = new Element\Radio('settings');
        $radio->setLabel('Sharing Tool')->setLabelAttributes(array('class' => 'col-lg-2 control-label'))->setValue(isset($values['settings']) ? $values['settings'] : '');
        $radioValues = array();
        foreach ($this->getModel()->getDefaultStyles() as $styleName => $style) {
            $radioValues[$styleName] = array('name' => $style['name'], 'options' => array('img' => isset($style['img']) ? $style['img'] : null));
        }
        $radio->setValueOptions($radioValues);
        $fieldset->add($radio);
        $customString = new Element\Textarea('custom_string');
        $customString->setLabel('Custom string')->setLabelAttributes(array('class' => 'col-lg-2 control-label'))->setAttribute('class', 'form-control col-lg-10')->setValue(isset($values['custom_string']) ? $values['custom_string'] : '');
        $fieldset->add($customString);
        $this->add($fieldset);
        $chosenList = new Element\Hidden('chosen_list');
        $chosenList->setValue(isset($values['chosen_list']) ? $values['chosen_list'] : '');
        $fieldset->add($chosenList);
        $this->getInputFilter()->add(array('type' => 'Zend\\InputFilter\\InputFilter', 'name' => array('name' => 'name', 'required' => true), 'identifier' => array('name' => 'identifier', 'required' => true, 'validators' => array(array('name' => 'not_empty'), array('name' => 'regex', 'options' => array('pattern' => parent::IDENTIFIER_PATTERN)))), 'settings' => array('name' => 'settings', 'required' => true), 'custom_string' => array('name' => 'custom_string', 'required' => false), 'chosen_list' => array('name' => 'chosen_list', 'required' => false)), $fieldsetName);
    }

 /**
  * Save widget
  *
  * @return mixed
  */
 public function addWidgetAction()
 {
     $this->form->addWidget('widget-add');
     $postData = $this->getRequest()->getPost()->toArray();
     $this->form->setData($postData);
     if ($this->getRequest()->isPost()) {
         if ($this->form->isValid()) {
             $this->model->addWidgets($this->form->getData());
             $this->flashMessenger()->addSuccessMessage('Widget added');
             return $this->redirect()->toRoute('module/social/addthis');
         }
     }
     $this->flashMessenger()->addErrorMessage('Cannot saved widget');
     return $this->forward()->dispatch('AddThisController', array('action' => 'index', 'isForwarded' => 'widgets'));
 }