204 lines
4.0 KiB
JavaScript
204 lines
4.0 KiB
JavaScript
/*
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* jQuery dropmenu 1.1.3
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* www.frebsite.nl
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* Copyright (c) 2010 Fred Heusschen
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* Licensed under the MIT license.
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* http://www.opensource.org/licenses/mit-license.php
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*/
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(function($) {
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$.fn.dropmenu = function(options) {
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var isIE = $.browser.ie,
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isIE6 = isIE && $.browser.version < 7,
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isIE7 = isIE && $.browser.version < 8;
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return this.each(function() {
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var opts = $.extend({}, $.fn.dropmenu.defaults, options),
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$menu = $(this),
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$topl = $menu.find('> li'),
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menuX = $menu.offset().left;
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if (opts.maxWidth == 0) {
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opts.maxWidth = $('body').width() - menuX;
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}
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// UL itself and all LI's
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$menu
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.css({
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display : 'block',
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listStyle : 'none'
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})
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.find("li")
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.css({
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display : 'block',
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listStyle : 'none',
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position : 'relative',
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margin : 0,
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padding : 0
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});
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var css = {
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display : 'block',
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outline : 'none'
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};
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if (opts.nbsp) css['whiteSpace'] = 'nowrap';
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// all A's and SPANs
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$menu
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.find('li > a, li > span')
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.css(css);
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// top-level LI's and top level A's and SPANs
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$topl
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.css({
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float : 'right'
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})
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.find('> a, > span')
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.addClass('toplevel')
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.css({
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float : 'right'
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});
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// all sub-ULs
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$menu
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.find('ul')
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.css({
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display : 'none',
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position : 'absolute',
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margin : 0,
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padding : 0
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});
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// first sub-UL and second, third, etc. sub-ULs
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$topl
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.find('> ul')
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.css({
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left : 0,
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top : $topl.outerHeight()
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})
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.find('li > a, li > span')
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.addClass('sublevel')
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.parent()
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.find('ul')
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.css({
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top : 0
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}).data('subsub', true);
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$topl
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// IE fixes
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if (isIE6) {
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$menu.find('ul').css({
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lineHeight : 0
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});
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}
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if (isIE6 || isIE7) {
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$menu.find('ul a, ul span').css({
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zoom : 1
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});
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}
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$menu.find('a').click(function() {
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$('ul', $menu).hide();
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$('a, span', $menu).removeClass('hover');
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});
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$menu.find('li').hover(
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// showing submenu
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function() {
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var listit = this,
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subnav = $.fn.dropmenu.getSubnav(listit),
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subcss = { zIndex: $.fn.dropmenu.zIndex++ };
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$(listit).find('> a, > span').addClass('hover');
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if (!subnav) return;
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if ($(subnav).is(":animated")) return;
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if ($.data(subnav, 'subsub')) {
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var distance = $(listit).outerWidth(),
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itemWidth = $(listit).offset().left + distance - menuX,
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position = "right";
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subcss[position] = distance;
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}
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$(subnav).css(subcss);
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$.data(subnav, 'stayOpen', true);
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switch (opts.effect) {
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case 'slide':
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$(subnav).slideDown(opts.speed);
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break;
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case 'fade':
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$(subnav).fadeIn(opts.speed);
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break;
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default:
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$(subnav).show();
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break;
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}
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// hiding submenu
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}, function() {
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var listit = this,
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subnav = $.fn.dropmenu.getSubnav(listit);
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if (!subnav) {
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$(listit).find('> a, > span').removeClass('hover');
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return;
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}
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$.data(subnav, 'stayOpen', false);
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setTimeout(function() {
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if ($.data(subnav, 'stayOpen')) return;
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$(listit).find('> a, > span').removeClass('hover');
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$('ul', subnav).hide();
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switch (opts.effect) {
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case 'slide':
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$(subnav).slideUp(opts.speed);
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break;
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case 'fade':
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$(subnav).fadeOut(opts.speed);
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break;
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default:
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$(subnav).hide();
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break;
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}
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}, opts.timeout);
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}
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);
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});
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};
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$.fn.dropmenu.getSubnav = function(ele) {
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if (ele.nodeName.toLowerCase() == 'li') {
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var subnav = $('> ul', ele);
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return subnav.length ? subnav[0] : null;
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} else {
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return ele;
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}
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}
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$.fn.dropmenu.zIndex = 1000;
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$.fn.dropmenu.defaults = {
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effect : 'none', // 'slide', 'fade', or 'none'
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speed : 'normal', // 'normal', 'fast', 'slow', 100, 1000, etc
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timeout : 250,
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nbsp : false,
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maxWidth : 0
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};
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})(jQuery); |