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<?php
/**
* TJuiProgressbar class file.
*
* @author Fabio Bas <ctrlaltca[at]gmail[dot]com>
* @link https://github.com/pradosoft/prado
* @copyright Copyright © 2013-2015 PradoSoft
* @license https://github.com/pradosoft/prado/blob/master/COPYRIGHT
* @package System.Web.UI.JuiControls
*/
Prado::using('System.Web.UI.JuiControls.TJuiControlAdapter');
Prado::using('System.Web.UI.ActiveControls.TActivePanel');
/**
* TJuiProgressbar class.
*
* TJuiProgressbar is an extension to {@link TActivePanel} based on jQuery-UI's
* {@link http://jqueryui.com/progressbar/ Progressbar} widget.
*
* <code>
* <com:TJuiProgressbar
* ID="pbar1"
* Options.Max="100"
* Options.Value="75"
* OnChange="pbar1_changed"
* />
* </code>
*
* @author Fabio Bas <ctrlaltca[at]gmail[dot]com>
* @package System.Web.UI.JuiControls
* @since 3.3
*/
class TJuiProgressbar extends TActivePanel implements IJuiOptions, ICallbackEventHandler
{
protected $_options;
/**
* Creates a new callback control, sets the adapter to
* TActiveControlAdapter. If you override this class, be sure to set the
* adapter appropriately by, for example, by calling this constructor.
*/
public function __construct()
{
parent::__construct();
$this->setAdapter(new TJuiControlAdapter($this));
}
/**
* @return string the name of the jQueryUI widget method
*/
public function getWidget()
{
return 'progressbar';
}
/**
* @return string the clientid of the jQueryUI widget element
*/
public function getWidgetID()
{
return $this->getClientID();
}
/**
* Object containing defined javascript options
* @return TJuiControlOptions
*/
public function getOptions()
{
if (($options=$this->getViewState('JuiOptions'))===null)
{
$options=new TJuiControlOptions($this);
$this->setViewState('JuiOptions', $options);
}
return $options;
}
/**
* Array containing valid javascript options
* @return array()
*/
public function getValidOptions()
{
return array('disabled', 'max', 'value');
}
/**
* Array containing valid javascript events
* @return array()
*/
public function getValidEvents()
{
return array('change', 'complete', 'create');
}
/**
* @return array list of callback options.
*/
protected function getPostBackOptions()
{
return $this->getOptions()->toArray();
}
/**
* Ensure that the ID attribute is rendered and registers the javascript code
* for initializing the active control.
*/
protected function addAttributesToRender($writer)
{
parent::addAttributesToRender($writer);
$writer->addAttribute('id',$this->getClientID());
$options=TJavascript::encode($this->getPostBackOptions());
$cs=$this->getPage()->getClientScript();
$code="jQuery('#".$this->getWidgetID()."').".$this->getWidget()."(".$options.");";
$cs->registerEndScript(sprintf('%08X', crc32($code)), $code);
}
/**
* Raises callback event. This method is required by the {@link ICallbackEventHandler}
* interface.
* @param TCallbackEventParameter the parameter associated with the callback event
*/
public function raiseCallbackEvent($param)
{
$this->getOptions()->raiseCallbackEvent($param);
}
/**
* Raises the OnChange event
* @param object $params event parameters
*/
public function onChange($params)
{
$this->raiseEvent('OnChange', $this, $params);
}
/**
* Raises the OnComplete event
* @param object $params event parameters
*/
public function onComplete($params)
{
$this->raiseEvent('OnComplete', $this, $params);
}
/**
* Raises the OnCreate event
* @param object $params event parameters
*/
public function onCreate($params)
{
$this->raiseEvent('OnCreate', $this, $params);
}
}
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