Team:Imperial College London/superfishjs

From 2011.igem.org

/*

* Superfish v1.4.8 - jQuery menu widget
* Copyright (c) 2008 Joel Birch
*
* Dual licensed under the MIT and GPL licenses:
* 	http://www.opensource.org/licenses/mit-license.php
* 	http://www.gnu.org/licenses/gpl.html
*
* CHANGELOG: http://users.tpg.com.au/j_birch/plugins/superfish/changelog.txt
*/
(function($){

$.fn.superfish = function(op){

var sf = $.fn.superfish, c = sf.c, $arrow = $([' »'].join()), over = function(){ var $$ = $(this), menu = getMenu($$); clearTimeout(menu.sfTimer); $$.showSuperfishUl().siblings().hideSuperfishUl(); }, out = function(){ var $$ = $(this), menu = getMenu($$), o = sf.op; clearTimeout(menu.sfTimer); menu.sfTimer=setTimeout(function(){ o.retainPath=($.inArray($$[0],o.$path)>-1); $$.hideSuperfishUl(); if (o.$path.length && $$.parents(['li.',o.hoverClass].join()).length<1){over.call(o.$path);} },o.delay); }, getMenu = function($menu){ var menu = $menu.parents(['ul.',c.menuClass,':first'].join())[0]; sf.op = sf.o[menu.serial]; return menu; }, addArrow = function($a){ $a.addClass(c.anchorClass).append($arrow.clone()); };

return this.each(function() { var s = this.serial = sf.o.length; var o = $.extend({},sf.defaults,op); o.$path = $('li.'+o.pathClass,this).slice(0,o.pathLevels).each(function(){ $(this).addClass([o.hoverClass,c.bcClass].join(' ')) .filter('li:has(ul)').removeClass(o.pathClass); }); sf.o[s] = sf.op = o;

$('li:has(ul)',this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out).each(function() { if (o.autoArrows) addArrow( $('>a:first-child',this) ); }) .not('.'+c.bcClass) .hideSuperfishUl();

var $a = $('a',this); $a.each(function(i){ var $li = $a.eq(i).parents('li'); $a.eq(i).focus(function(){over.call($li);}).blur(function(){out.call($li);}); }); o.onInit.call(this);

}).each(function() { var menuClasses = [c.menuClass]; if (sf.op.dropShadows && !($.browser.msie && $.browser.version < 7)) menuClasses.push(c.shadowClass); $(this).addClass(menuClasses.join(' ')); }); };

var sf = $.fn.superfish; sf.o = []; sf.op = {}; sf.IE7fix = function(){ var o = sf.op; if ($.browser.msie && $.browser.version > 6 && o.dropShadows && o.animation.opacity!=undefined) this.toggleClass(sf.c.shadowClass+'-off'); }; sf.c = { bcClass  : 'sf-breadcrumb', menuClass  : 'sf-js-enabled', anchorClass : 'sf-with-ul', arrowClass  : 'sf-sub-indicator', shadowClass : 'sf-shadow' }; sf.defaults = { hoverClass : 'sfHover', pathClass : 'overideThisToUse', pathLevels : 1, delay : 800, animation : {opacity:'show'}, speed : 'normal', autoArrows : true, dropShadows : true, disableHI : false, // true disables hoverIntent detection onInit : function(){}, // callback functions onBeforeShow: function(){}, onShow : function(){}, onHide : function(){} }; $.fn.extend({ hideSuperfishUl : function(){ var o = sf.op, not = (o.retainPath===true) ? o.$path : ; o.retainPath = false; var $ul = $(['li.',o.hoverClass].join(),this).add(this).not(not).removeClass(o.hoverClass) .find('>ul').hide().css('visibility','hidden'); o.onHide.call($ul); return this; }, showSuperfishUl : function(){ var o = sf.op, sh = sf.c.shadowClass+'-off', $ul = this.addClass(o.hoverClass) .find('>ul:hidden').css('visibility','visible'); sf.IE7fix.call($ul); o.onBeforeShow.call($ul); $ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul); }); return this; } });

})(jQuery);