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<?php |
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/** |
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* TActiveRatingList class file. |
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* |
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* @author Wei Zhuo <weizhuo[at]gamil[dot]com> |
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* @author Bradley Booms <bradley[dot]booms[at]gmail[dot]com> |
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* @link https://github.com/pradosoft/prado |
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* @license https://github.com/pradosoft/prado/blob/master/LICENSE |
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*/ |
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namespace Prado\Web\UI\ActiveControls; |
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use Prado\Web\UI\WebControls\TRatingList; |
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/** |
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* TActiveRatingList Class |
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* |
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* Displays clickable images that represent a TRadioButtonList |
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* |
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* @author Wei Zhuo <weizhuo[at]gmail[dot]com> |
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* @author Bradley Booms <bradley[dot]booms[at]gmail[dot]com> |
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* @since 3.1 |
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* @method TActiveControlAdapter getAdapter() |
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*/ |
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class TActiveRatingList extends TRatingList implements IActiveControl, ICallbackEventHandler |
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{ |
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/** |
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* Creates a new callback control, sets the adapter to |
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* TActiveListControlAdapter. If you override this class, be sure to set the |
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* adapter appropriately by, for example, by calling this constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->setAdapter(new TActiveListControlAdapter($this)); |
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$this->setAutoPostBack(true); |
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parent::__construct(); |
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} |
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/** |
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* @return TBaseActiveCallbackControl standard callback control options. |
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*/ |
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public function getActiveControl() |
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{ |
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return $this->getAdapter()->getBaseActiveControl(); |
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} |
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/** |
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* @return TCallbackClientSide client side request options. |
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*/ |
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public function getClientSide() |
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{ |
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return $this->getActiveControl()->getClientSide(); |
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} |
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/** |
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* Raises the callback event. This method is required by {@see |
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* ICallbackEventHandler} interface. |
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* This method is mainly used by framework and control developers. |
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* @param TCallbackEventParameter $param the event parameter |
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*/ |
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public function raiseCallbackEvent($param) |
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{ |
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$this->onCallback($param); |
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} |
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/** |
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* This method is invoked when a callback is requested. The method raises |
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* 'OnCallback' event to fire up the event handlers. If you override this |
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* method, be sure to call the parent implementation so that the event |
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* handler can be invoked. |
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* @param TCallbackEventParameter $param event parameter to be passed to the event handlers |
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*/ |
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public function onCallback($param) |
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{ |
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$this->raiseEvent('OnCallback', $this, $param); |
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} |
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/** |
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* @param bool $value whether the items in the column can be edited |
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*/ |
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public function setReadOnly($value) |
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{ |
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if (parent::getReadOnly() === $value) { |
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return; |
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} |
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parent::setReadOnly($value); |
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$value = $this->getReadOnly(); |
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$this->callClientFunction('setReadOnly', $value); |
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} |
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/** |
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* @param float $value rating value, also sets the selected Index |
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*/ |
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public function setRating($value) |
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{ |
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if (parent::getRating() === $value) { |
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return; |
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} |
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parent::setRating($value); |
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$value = $this->getRating(); |
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$this->callClientFunction('setRating', $value); |
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} |
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/** |
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* Calls the client-side static method for this control class. |
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* @param string $func static method name |
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* @param mixed $value method parmaeter |
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*/ |
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protected function callClientFunction($func, $value) |
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{ |
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if ($this->getActiveControl()->canUpdateClientSide()) { |
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$client = $this->getPage()->getCallbackClient(); |
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$code = 'Prado.Registry[\'' . $this->getClientID() . '\'].' . $func . '(' . $value . ')'; |
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$client->evaluateScript($code); |
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} |
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} |
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/** |
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* @param string $value caption text |
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*/ |
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public function setCaption($value) |
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{ |
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if (parent::getCaption() === $value) { |
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return; |
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} |
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parent::setCaption($value); |
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// if it's an active control, this should not be needed. |
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$this->callClientFunction('setCaption', $value); |
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} |
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/** |
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* Ensure that the ID attribute is rendered and registers the javascript code |
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* for initializing the active control. |
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* @param mixed $writer |
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*/ |
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protected function addAttributesToRender($writer) |
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{ |
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parent::addAttributesToRender($writer); |
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$this->getActiveControl()->registerCallbackClientScript( |
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$this->getClientClassName(), |
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$this->getPostBackOptions() |
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); |
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} |
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/** |
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* Gets the name of the javascript class responsible for performing postback for this control. |
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* This method overrides the parent implementation. |
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* @return string the javascript class name |
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*/ |
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protected function getClientClassName() |
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{ |
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return 'Prado.WebUI.TActiveRatingList'; |
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} |
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} |
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pradosoft /
prado
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