58 lines
1.6 KiB
PHP
58 lines
1.6 KiB
PHP
<?php
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/**
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* TbScrollspy class file.
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* @author Christoffer Niska <christoffer.niska@gmail.com>
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* @copyright Copyright © Christoffer Niska 2013-
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* @license http://www.opensource.org/licenses/bsd-license.php New BSD License
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* @package bootstrap.widgets
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*/
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/**
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* Bootstrap scrollspy widget.
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* @see http://twitter.github.com/bootstrap/javascript.html#scrollspy
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*/
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class TbScrollspy extends CWidget
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{
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/**
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* @var string the CSS selector for the scrollspy element.
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*/
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public $selector = 'body';
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/**
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* @var string the CSS selector for the spying element.
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*/
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public $target;
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/**
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* @var integer the scroll offset (in pixels).
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*/
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public $offset;
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/**
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* @var string[] $events the JavaScript event configuration (name=>handler).
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*/
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public $events = array();
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/**
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* Initializes the widget.
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*/
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public function init()
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{
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$this->attachBehavior('TbWidget', new TbWidget);
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}
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/**
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* Runs the widget.
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*/
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public function run()
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{
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// todo: think of a better way of doing this.
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$script = "jQuery('{$this->selector}').attr('data-spy', 'scroll');";
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if (isset($this->target)) {
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$script .= "jQuery('{$this->selector}').attr('data-target', '{$this->target}');";
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}
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if (isset($this->offset)) {
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$script .= "jQuery('{$this->selector}').attr('data-offset', '{$this->offset}');";
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}
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Yii::app()->clientScript->registerScript($this->getId(), $script, CClientScript::POS_BEGIN);
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$this->registerEvents($this->selector, $this->events);
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}
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}
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