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Yelp Fixed Header v1
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| (function() { | |
| if ( ! document.body.classList.contains('logged-in') ) { | |
| alert('Please log in before using this bookmarklet. I’m too lazy to make it work for logged-out.'); | |
| } else { | |
| var fixAt = 77; | |
| var showAt = 600; | |
| var headerClassList = document.querySelector('.app-header').classList; | |
| window.onscroll = function() { | |
| if ( window.scrollY > fixAt && ! headerClassList.contains('fixed') ) { | |
| headerClassList.add('fixed'); | |
| } else if ( window.scrollY <= fixAt && headerClassList.contains('fixed') ) { | |
| headerClassList.remove('fixed', 'slide-in', 'slide-out'); | |
| } | |
| if ( window.scrollY > showAt && ! headerClassList.contains('slide-in') ) { | |
| headerClassList.add('slide-in'); | |
| headerClassList.remove('slide-out'); | |
| } else if ( window.scrollY <= showAt && headerClassList.contains('slide-in') ) { | |
| headerClassList.remove('slide-in'); | |
| headerClassList.add('slide-out'); | |
| } | |
| }; | |
| } | |
| })(); |
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| // ---- | |
| // Sass (v3.3.0.rc.2) | |
| // Compass (v1.0.0.alpha.17) | |
| // ---- | |
| @import "compass/css3/transform"; | |
| @import "compass/css3/transition"; | |
| // Prevent "jump" in content offset | |
| #wrap { | |
| padding-top: 77px; | |
| } | |
| .app-header { | |
| position: absolute; | |
| top: 0; | |
| width: 100%; | |
| height: 77px; | |
| &.fixed { | |
| position: fixed; | |
| height: 50px; | |
| @include transform(translateY(calc(-100% - 10px))); | |
| &.slide-in, | |
| &.slide-out { | |
| @include transition(transform 0.5s); | |
| } | |
| &.slide-in { | |
| @include transform(translateY(0)); | |
| } | |
| .logo { | |
| background-size: 100%; | |
| width: 80px; | |
| height: 40px; | |
| margin: 4px 15px 5px 0; | |
| } | |
| #header-nav { | |
| display: none; | |
| } | |
| .header-search-form { | |
| padding-top: 9px; | |
| } | |
| .header-account { | |
| margin-top: 9px; | |
| } | |
| } | |
| } | |
| // Make location dropdown and autocomplete positioned according to the header again | |
| #dropper, | |
| .autocomplete_choices { | |
| position: fixed !important; | |
| top: 40px !important; | |
| } |
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| #wrap { | |
| padding-top: 77px; | |
| } | |
| .app-header { | |
| position: absolute; | |
| top: 0; | |
| width: 100%; | |
| height: 77px; | |
| } | |
| .app-header.fixed { | |
| position: fixed; | |
| height: 50px; | |
| -moz-transform: translateY(calc(-100% - 10px)); | |
| -ms-transform: translateY(calc(-100% - 10px)); | |
| -o-transform: translateY(calc(-100% - 10px)); | |
| -webkit-transform: translateY(calc(-100% - 10px)); | |
| transform: translateY(calc(-100% - 10px)); | |
| } | |
| .app-header.fixed.slide-in, .app-header.fixed.slide-out { | |
| -moz-transition: -moz-transform 0.5s; | |
| -o-transition: -o-transform 0.5s; | |
| -webkit-transition: -webkit-transform 0.5s; | |
| transition: transform 0.5s; | |
| } | |
| .app-header.fixed.slide-in { | |
| -moz-transform: translateY(0); | |
| -ms-transform: translateY(0); | |
| -o-transform: translateY(0); | |
| -webkit-transform: translateY(0); | |
| transform: translateY(0); | |
| } | |
| .app-header.fixed .logo { | |
| background-size: 100%; | |
| width: 80px; | |
| height: 40px; | |
| margin: 4px 15px 5px 0; | |
| } | |
| .app-header.fixed #header-nav { | |
| display: none; | |
| } | |
| .app-header.fixed .header-search-form { | |
| padding-top: 9px; | |
| } | |
| .app-header.fixed .header-account { | |
| margin-top: 9px; | |
| } | |
| #dropper, | |
| .autocomplete_choices { | |
| position: fixed !important; | |
| top: 40px !important; | |
| } |
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| <body> | |
| <head> | |
| <meta charset="utf-8"> | |
| </head> | |
| Drag me into the bookmarks bar:<br> | |
| <a href="javascript:(function(){var gist_id='8739800';var css=[];var js=[];var applyCSS=function(){for(var x in css){var style=document.createElement('style');style.innerHTML=css[x];document.head.appendChild(style);}};var applyJS=function(){for(var x in js){var script=document.createElement('script');script.innerHTML=js[x];document.body.appendChild(script);}};var xhr=new XMLHttpRequest();xhr.open('GET','https://api.github.com/gists/'+gist_id,true);xhr.onload=function(){var data=JSON.parse(this.responseText);for(var file in data.files){if(data.files[file].language=='CSS'){css.push(data.files[file].content);}if(data.files[file].language=='JavaScript'){js.push(data.files[file].content);}}applyCSS();applyJS();};xhr.onerror=function(){console.log('Failed to load Gist: '+request.gist);};xhr.send();}());"> | |
| Fixed header | |
| </a> | |
| </body> |
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