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<?php
/**
* CFormStringElement class file.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.yiiframework.com/
* @copyright Copyright &copy; 2008-2011 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
/**
* CFormStringElement represents a string in a form.
*
* @property string $on Scenario names separated by commas. Defaults to null.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @package system.web.form
* @since 1.1
*/
class CFormStringElement extends CFormElement
{
/**
* @var string the string content
*/
public $content;
private $_on;
/**
* Returns a value indicating under which scenarios this string is visible.
* If the value is empty, it means the string is visible under all scenarios.
* Otherwise, only when the model is in the scenario whose name can be found in
* this value, will the string be visible. See {@link CModel::scenario} for more
* information about model scenarios.
* @return string scenario names separated by commas. Defaults to null.
*/
public function getOn()
{
return $this->_on;
}
/**
* @param string $value scenario names separated by commas.
*/
public function setOn($value)
{
$this->_on=preg_split('/[\s,]+/',$value,-1,PREG_SPLIT_NO_EMPTY);
}
/**
* Renders this element.
* The default implementation simply returns {@link content}.
* @return string the string content
*/
public function render()
{
return $this->content;
}
/**
* Evaluates the visibility of this element.
* This method will check the {@link on} property to see if
* the model is in a scenario that should have this string displayed.
* @return boolean whether this element is visible.
*/
protected function evaluateVisible()
{
return empty($this->_on) || in_array($this->getParent()->getModel()->getScenario(),$this->_on);
}
}
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