javascript - Skel 框架多级/下拉导航

Question

我目前正在为我的基本网站使用 skel 框架。我需要将导航变成多级导航(下拉)。是否有内置功能或我是否需要包含一些插件？在我当前的设置下，单级导航运行良好，但当我嵌套 UL 和 LI 标签时，它会破坏页面。

/* skel-baseline v2.0.3 | (c) n33 | getskel.com | MIT licensed */

(function($) {

	skel.init({
		reset: 'full',
		breakpoints: {
			global: {
				href: 'assets/css/style.css',
				containers: 1400,
				grid: { gutters: ['40px', 0] }
			},
			xlarge: {
				media: '(max-width: 1680px)',
				href: 'assets/css/style-xlarge.css',
				containers: 1200
			},
			large: {
				media: '(max-width: 1280px)',
				href: 'assets/css/style-large.css',
				containers: 960,
				grid: { gutters: ['40px', 0] },
				viewport: { scalable: false }
			},
			medium: {
				media: '(max-width: 980px)',
				href: 'assets/css/style-medium.css',
				containers: '90%'
			},
			small: {
				media: '(max-width: 736px)',
				href: 'assets/css/style-small.css',
				containers: '90%',
				grid: { gutters: ['40px', 0] }
			},
			xsmall: {
				media: '(max-width: 480px)',
				href: 'assets/css/style-xsmall.css'
			}
		},
		plugins: {
			layers: {
				config: {
					mode: 'transform'
				},
				navPanel: {
					animation: 'pushX',
					breakpoints: 'medium',
					clickToHide: true,
					height: '100%',
					hidden: true,
					html: '<div data-action="moveElement" data-args="nav"></div>',
					orientation: 'vertical',
					position: 'top-right',
					side: 'right',
					width: 250
				},
				navButton: {
					breakpoints: 'medium',
					height: '4em',
					html: '<span class="toggle" data-action="toggleLayer" data-args="navPanel"></span>',
					position: 'top-right',
					side: 'top',
					width: '6em'
				}
			}
		}
	});

	$(function() {

		var	$window = $(window),
			$body = $('body');

		// Disable animations/transitions until the page has loaded.
			$body.addClass('is-loading');

			$window.on('load', function() {
				$body.removeClass('is-loading');
			});

	});

})(jQuery);

/* skel-baseline v2.0.3 | (c) n33 | getskel.com | MIT licensed */

/* Resets (http://meyerweb.com/eric/tools/css/reset/ | v2.0 | 20110126 | License: none (public domain)) */

	html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline;}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section{display:block;}body{line-height:1;}ol,ul{list-style:none;}blockquote,q{quotes:none;}blockquote:before,blockquote:after,q:before,q:after{content:'';content:none;}table{border-collapse:collapse;border-spacing:0;}body{-webkit-text-size-adjust:none}

/* Box Model */

	*, *:before, *:after {
		-moz-box-sizing: border-box;
		-webkit-box-sizing: border-box;
		box-sizing: border-box;
	}

/* Container */

	.container {
		margin-left: auto;
		margin-right: auto;

		/* width: (containers) */
		width: 1200px;
	}

	/* Modifiers */

		/* 125% */
			.container.\31 25\25 {
				width: 100%;

				/* max-width: (containers * 1.25) */
				max-width: 1500px;

				/* min-width: (containers) */
				min-width: 1200px;
			}

		/* 75% */
			.container.\37 5\25 {

				/* width: (containers * 0.75) */
				width: 900px;

			}

		/* 50% */
			.container.\35 0\25 {

				/* width: (containers * 0.50) */
				width: 600px;

			}

		/* 25% */
			.container.\32 5\25 {

				/* width: (containers * 0.25) */
				width: 300px;

			}

/* Grid */

	.row {
		border-bottom: solid 1px transparent;
	}

	.row > * {
		float: left;
	}

	.row:after, .row:before {
		content: '';
		display: block;
		clear: both;
		height: 0;
	}

	.row.uniform > * > :first-child {
		margin-top: 0;
	}

	.row.uniform > * > :last-child {
		margin-bottom: 0;
	}

	/* Gutters */

		/* Normal */

			.row > * {
				/* padding: (gutters.horizontal) 0 0 (gutters.vertical) */
				padding: 0 0 0 2em;
			}

			.row {
				/* margin: -(gutters.horizontal) 0 -1px -(gutters.vertical) */
				margin: 0 0 -1px -2em;
			}

			.row.uniform > * {
				/* padding: (gutters.vertical) 0 0 (gutters.vertical) */
				padding: 2em 0 0 2em;
			}

			.row.uniform {
				/* margin: -(gutters.vertical) 0 -1px -(gutters.vertical) */
				margin: -2em 0 -1px -2em;
			}

		/* 200% */

			.row.\32 00\25 > * {
				/* padding: (gutters.horizontal) 0 0 (gutters.vertical) */
				padding: 0 0 0 4em;
			}

			.row.\32 00\25 {
				/* margin: -(gutters.horizontal) 0 -1px -(gutters.vertical) */
				margin: 0 0 -1px -4em;
			}

			.row.uniform.\32 00\25 > * {
				/* padding: (gutters.vertical) 0 0 (gutters.vertical) */
				padding: 4em 0 0 4em;
			}

			.row.uniform.\32 00\25 {
				/* margin: -(gutters.vertical) 0 -1px -(gutters.vertical) */
				margin: -4em 0 -1px -4em;
			}

		/* 150% */

			.row.\31 50\25 > * {
				/* padding: (gutters.horizontal) 0 0 (gutters.vertical) */
				padding: 0 0 0 1.5em;
			}

			.row.\31 50\25 {
				/* margin: -(gutters.horizontal) 0 -1px -(gutters.vertical) */
				margin: 0 0 -1px -1.5em;
			}

			.row.uniform.\31 50\25 > * {
				/* padding: (gutters.vertical) 0 0 (gutters.vertical) */
				padding: 1.5em 0 0 1.5em;
			}

			.row.uniform.\31 50\25 {
				/* margin: -(gutters.vertical) 0 -1px -(gutters.vertical) */
				margin: -1.5em 0 -1px -1.5em;
			}

		/* 50% */

			.row.\35 0\25 > * {
				/* padding: (gutters.horizontal) 0 0 (gutters.vertical) */
				padding: 0 0 0 1em;
			}

			.row.\35 0\25 {
				/* margin: -(gutters.horizontal) 0 -1px -(gutters.vertical) */
				margin: 0 0 -1px -1em;
			}

			.row.uniform.\35 0\25 > * {
				/* padding: (gutters.vertical) 0 0 (gutters.vertical) */
				padding: 1em 0 0 1em;
			}

			.row.uniform.\35 0\25 {
				/* margin: -(gutters.vertical) 0 -1px -(gutters.vertical) */
				margin: -1em 0 -1px -1em;
			}

		/* 25% */

			.row.\32 5\25 > * {
				/* padding: (gutters.horizontal) 0 0 (gutters.vertical) */
				padding: 0 0 0 0.5em;
			}

			.row.\32 5\25 {
				/* margin: -(gutters.horizontal) 0 -1px -(gutters.vertical) */
				margin: 0 0 -1px -0.5em;
			}

			.row.uniform.\32 5\25 > * {
				/* padding: (gutters.vertical) 0 0 (gutters.vertical) */
				padding: 0.5em 0 0 0.5em;
			}

			.row.uniform.\32 5\25 {
				/* margin: -(gutters.vertical) 0 -1px -(gutters.vertical) */
				margin: -0.5em 0 -1px -0.5em;
			}

		/* 0% */

			.row.\30 \25 > * {
				padding: 0;
			}

			.row.\30 \25 {
				margin: 0 0 -1px 0;
			}

	/* Cells */

		.\31 2u, .\31 2u\24 { width: 100%; clear: none; margin-left: 0; }
		.\31 1u, .\31 1u\24 { width: 91.6666666667%; clear: none; margin-left: 0; }
		.\31 0u, .\31 0u\24 { width: 83.3333333333%; clear: none; margin-left: 0; }
		.\39 u, .\39 u\24 { width: 75%; clear: none; margin-left: 0; }
		.\38 u, .\38 u\24 { width: 66.6666666667%; clear: none; margin-left: 0; }
		.\37 u, .\37 u\24 { width: 58.3333333333%; clear: none; margin-left: 0; }
		.\36 u, .\36 u\24 { width: 50%; clear: none; margin-left: 0; }
		.\35 u, .\35 u\24 { width: 41.6666666667%; clear: none; margin-left: 0; }
		.\34 u, .\34 u\24 { width: 33.3333333333%; clear: none; margin-left: 0; }
		.\33 u, .\33 u\24 { width: 25%; clear: none; margin-left: 0; }
		.\32 u, .\32 u\24 { width: 16.6666666667%; clear: none; margin-left: 0; }
		.\31 u, .\31 u\24 { width: 8.3333333333%; clear: none; margin-left: 0; }

		.\31 2u\24 + *,
		.\31 1u\24 + *,
		.\31 0u\24 + *,
		.\39 u\24 + *,
		.\38 u\24 + *,
		.\37 u\24 + *,
		.\36 u\24 + *,
		.\35 u\24 + *,
		.\34 u\24 + *,
		.\33 u\24 + *,
		.\32 u\24 + *,
		.\31 u\24 + * {
			clear: left;
		}

		.\-11u { margin-left: 91.6666666667% }
		.\-10u { margin-left: 83.3333333333% }
		.\-9u { margin-left: 75% }
		.\-8u { margin-left: 66.6666666667% }
		.\-7u { margin-left: 58.3333333333% }
		.\-6u { margin-left: 50% }
		.\-5u { margin-left: 41.6666666667% }
		.\-4u { margin-left: 33.3333333333% }
		.\-3u { margin-left: 25% }
		.\-2u { margin-left: 16.6666666667% }
		.\-1u { margin-left: 8.3333333333% }

<nav id="nav">
					<ul>
						<li><a href="#top">Top</a></li>
						<li><a href="#content">Content</a></li>
						<li><a href="#elements">Elements</a>
<ul><li>Link 1</li><li>link 2</li><li>Link 3</li></ul>
						</li>
						<li><a href="#grid">Grid System</a></li>
						<li><a href="http://getskel.com" class="button special">Download</a></li>
					</ul>
				</nav>

Answer 1

skel.js 或 css 中不支持任何下拉菜单。您需要合并一个下拉菜单插件(最好是 jQuery 插件，因为您已经在使用 jQuery)或编写您自己的代码。