TbFormButtonElement.php

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<?php
class TbFormButtonElement extends CFormElement {
        
        public $name;

        private $_on;

        public function getOn()
        {
                return $this->_on;
        }

        public function setOn($value)
        {
                $this->_on = preg_split('/[\s,]+/', $value, -1, PREG_SPLIT_NO_EMPTY);
        }

        public function render()
        {
                $attributes = $this->attributes;
                $attributes['htmlOptions']['name'] = $this->name;

                return $this->getParent()->getOwner()->widget('TbButton', $attributes, true);
        }

        protected function evaluateVisible()
        {
                return empty($this->_on) || in_array($this->getParent()->getModel()->getScenario(), $this->_on);
        }
}