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/**
* An adapter for Shadowbox and the Yahoo! User Interface (YUI) library.
*
* This file is part of Shadowbox.
*
* Shadowbox is an online media viewer application that supports all of the
* web's most popular media publishing formats. Shadowbox is written entirely
* in JavaScript and CSS and is highly customizable. Using Shadowbox, website
* authors can showcase a wide assortment of media in all major browsers without
* navigating users away from the linking page.
*
* Shadowbox is released under version 3.0 of the Creative Commons Attribution-
* Noncommercial-Share Alike license. This means that it is absolutely free
* for personal, noncommercial use provided that you 1) make attribution to the
* author and 2) release any derivative work under the same or a similar
* license.
*
* If you wish to use Shadowbox for commercial purposes, licensing information
* can be found at http://mjijackson.com/shadowbox/.
*
* @author Michael J. I. Jackson <mjijackson@gmail.com>
* @copyright 2007-2008 Michael J. I. Jackson
* @license http://creativecommons.org/licenses/by-nc-sa/3.0/
* @version SVN: $Id: shadowbox-yui.js 103 2008-06-27 06:19:21Z mjijackson $
*/
if(typeof YAHOO == 'undefined'){
// Note: requires yahoo-dom-event.js
throw 'Unable to load Shadowbox, core YUI utilities (yahoo, dom, event) not found';
}
// create the Shadowbox object first
var Shadowbox = {};
Shadowbox.lib = function(){
// shorthand
var E = YAHOO.util.Event;
var D = YAHOO.util.Dom;
return {
adapter: 'yui',
/**
* Gets the value of the style on the given element.
*
* @param {HTMLElement} el The DOM element
* @param {String} style The name of the style (e.g. margin-top)
* @return {mixed} The value of the given style
* @public
* @static
*/
getStyle: function(el, style){
return D.getStyle(el, style);
},
/**
* Sets the style on the given element to the given value. May be an
* object to specify multiple values.
*
* @param {HTMLElement} el The DOM element
* @param {String/Object} style The name of the style to set if a
* string, or an object of name =>
* value pairs
* @param {String} value The value to set the given style to
* @return void
* @public
* @static
*/
setStyle: function(el, style, value){
if(typeof style != 'object'){
var temp = {};
temp[style] = value;
style = temp;
}
for(var s in style){
D.setStyle(el, s, style[s]);
}
},
/**
* Gets a reference to the given element.
*
* @param {String/HTMLElement} el The element to fetch
* @return {HTMLElement} A reference to the element
* @public
* @static
*/
get: function(el){
return D.get(el);
},
/**
* Removes an element from the DOM.
*
* @param {HTMLElement} el The element to remove
* @return void
* @public
* @static
*/
remove: function(el){
el.parentNode.removeChild(el);
},
/**
* Gets the target of the given event. The event object passed will be
* the same object that is passed to listeners registered with
* addEvent().
*
* @param {mixed} e The event object
* @return {HTMLElement} The event's target element
* @public
* @static
*/
getTarget: function(e){
return E.getTarget(e);
},
/**
* Gets the page X/Y coordinates of the mouse event in an [x, y] array.
* The page coordinates should be relative to the document, and not the
* viewport. The event object provided here will be the same object that
* is passed to listeners registered with addEvent().
*
* @param {mixed} e The event object
* @return {Array} The page X/Y coordinates
* @public
* @static
*/
getPageXY: function(e){
return [E.getPageX(e), E.getPageY(e)];
},
/**
* Prevents the event's default behavior. The event object passed will
* be the same object that is passed to listeners registered with
* addEvent().
*
* @param {mixed} e The event object
* @return void
* @public
* @static
*/
preventDefault: function(e){
E.preventDefault(e);
},
/**
* Gets the key code of the given event object (keydown). The event
* object here will be the same object that is passed to listeners
* registered with addEvent().
*
* @param {mixed} e The event object
* @return {Number} The key code of the event
* @public
* @static
*/
keyCode: function(e){
return e.keyCode;
},
/**
* Adds an event listener to the given element. It is expected that this
* function will be passed the event as its first argument.
*
* @param {HTMLElement} el The DOM element to listen to
* @param {String} name The name of the event to register
* (i.e. 'click', 'scroll', etc.)
* @param {Function} handler The event handler function
* @return void
* @public
* @static
*/
addEvent: function(el, name, handler){
E.addListener(el, name, handler);
},
/**
* Removes an event listener from the given element.
*
* @param {HTMLElement} el The DOM element to stop listening to
* @param {String} name The name of the event to stop
* listening for (i.e. 'click')
* @param {Function} handler The event handler function
* @return void
* @public
* @static
*/
removeEvent: function(el, name, handler){
E.removeListener(el, name, handler);
},
/**
* Appends an HTML fragment to the given element.
*
* @param {HTMLElement} el The element to append to
* @param {String} html The HTML fragment to use
* @return void
* @public
* @static
*/
append: function(el, html){
if(el.insertAdjacentHTML){
el.insertAdjacentHTML('BeforeEnd', html);
}else if(el.lastChild){
var range = el.ownerDocument.createRange();
range.setStartAfter(el.lastChild);
var frag = range.createContextualFragment(html);
el.appendChild(frag);
}else{
el.innerHTML = html;
}
}
};
}();