Prado\Web\UI\WebControls\TListBox::setSelectionMode PHP Method

    public function setSelectionMode($value)
    {
        $this->setViewState('SelectionMode', TPropertyValue::ensureEnum($value, 'Prado\\Web\\UI\\WebControls\\TListSelectionMode'), TListSelectionMode::Single);
    }

 /**
  * Sets the selection mode of the list control (Single, Multiple)
  * on the client-side if the  {@link setEnableUpdate EnableUpdate}
  * property is set to true.
  * @param string the selection mode
  */
 public function setSelectionMode($value)
 {
     if (parent::getSelectionMode() === $value) {
         return;
     }
     parent::setSelectionMode($value);
     $multiple = $this->getIsMultiSelect();
     $id = $this->getUniqueID();
     $multi_id = $id . '[]';
     if ($this->getActiveControl()->canUpdateClientSide()) {
         $client = $this->getPage()->getCallbackClient();
         $client->setAttribute($this, 'multiple', $multiple ? 'multiple' : false);
         $client->setAttribute($this, 'name', $multiple ? $multi_id : $id);
     }
 }