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<?php
/**
* CListPager 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/
*/
/**
* CListPager displays a dropdown list that contains options leading to different pages of target.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @package system.web.widgets.pagers
* @since 1.0
*/
class CListPager extends CBasePager
{
/**
* @var string the text shown before page buttons. Defaults to 'Go to page: '.
*/
public $header;
/**
* @var string the text shown after page buttons.
*/
public $footer;
/**
* @var string the text displayed as a prompt option in the dropdown list. Defaults to null, meaning no prompt.
*/
public $promptText;
/**
* @var string the format string used to generate page selection text.
* The sprintf function will be used to perform the formatting.
*/
public $pageTextFormat;
/**
* @var array HTML attributes for the enclosing 'div' tag.
*/
public $htmlOptions=array();
/**
* Initializes the pager by setting some default property values.
*/
public function init()
{
if($this->header===null)
$this->header=Yii::t('yii','Go to page: ');
if(!isset($this->htmlOptions['id']))
$this->htmlOptions['id']=$this->getId();
if($this->promptText!==null)
$this->htmlOptions['prompt']=$this->promptText;
if(!isset($this->htmlOptions['onchange']))
$this->htmlOptions['onchange']="if(this.value!='') {window.location=this.value;};";
}
/**
* Executes the widget.
* This overrides the parent implementation by displaying the generated page buttons.
*/
public function run()
{
if(($pageCount=$this->getPageCount())<=1)
return;
$pages=array();
for($i=0;$i<$pageCount;++$i)
$pages[$this->createPageUrl($i)]=$this->generatePageText($i);
$selection=$this->createPageUrl($this->getCurrentPage());
echo $this->header;
echo CHtml::dropDownList($this->getId(),$selection,$pages,$this->htmlOptions);
echo $this->footer;
}
/**
* Generates the list option for the specified page number.
* You may override this method to customize the option display.
* @param integer $page zero-based page number
* @return string the list option for the page number
*/
protected function generatePageText($page)
{
if($this->pageTextFormat!==null)
return sprintf($this->pageTextFormat,$page+1);
else
return $page+1;
}
}
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