"Resize & Fixed Header (shrinking header)"
Bootstrap 3.3.0 Snippet by cppratikcp

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<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<script>
function init() {
window.addEventListener('scroll', function(e){
var distanceY = window.pageYOffset || document.documentElement.scrollTop,
shrinkOn = 300,
header = document.querySelector("header");
if (distanceY > shrinkOn) {
classie.add(header,"smaller");
} else {
if (classie.has(header,"smaller")) {
classie.remove(header,"smaller");
}
}
});
}
window.onload = init();
</script>
</head>
<body>
<div id="wrapper">
<header>
<div class="container clearfix">
<h1 id="logo">
Pratik
</h1>
<nav>
<a href="">Lorem</a>
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/* =Reset default browser CSS. Based on work by Eric Meyer: http://meyerweb.com/eric/tools/css/reset/index.html
-------------------------------------------------------------- */
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, font, 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 {
background: transparent;
border: 0;
margin: 0;
padding: 0;
vertical-align: baseline; }
body {
line-height: 1; }
h1, h2, h3, h4, h5, h6 {
clear: both;
font-weight: normal; }
ol, ul {
list-style: none; }
blockquote {
quotes: none; }
blockquote:before, blockquote:after {
content: '';
content: none; }
del {
text-decoration: line-through; }
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/*!
* classie v1.0.0
* class helper functions
* from bonzo https://github.com/ded/bonzo
* MIT license
*
* classie.has( elem, 'my-class' ) -> true/false
* classie.add( elem, 'my-new-class' )
* classie.remove( elem, 'my-unwanted-class' )
* classie.toggle( elem, 'my-class' )
*/
/*jshint browser: true, strict: true, undef: true, unused: true */
/*global define: false */
( function( window ) {
'use strict';
// class helper functions from bonzo https://github.com/ded/bonzo
function classReg( className ) {
return new RegExp("(^|\\s+)" + className + "(\\s+|$)");
}
// classList support for class management
// altho to be fair, the api sucks because it won't accept multiple classes at once
var hasClass, addClass, removeClass;
if ( 'classList' in document.documentElement ) {
hasClass = function( elem, c ) {
return elem.classList.contains( c );
};
addClass = function( elem, c ) {
elem.classList.add( c );
};
removeClass = function( elem, c ) {
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Related: See More


Questions / Comments:

Always been curious about this. So this is Javascript, separate from Bootstrap? How can it cope with two image sizes?

Robert Andrews () - 9 years ago - Reply 0