backoffice/node_modules/classie/lib/classie.js

105 lines
2.2 KiB
JavaScript

/*!
* classie - class helper functions
* from bonzo https://github.com/ded/bonzo
*
* 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 */
/*global define: false */
'use strict';
// class helper functions from bonzo https://github.com/ded/bonzo
var classList = require('./class_list_ployfill'),
classie;
function classReg(className) {
return new RegExp("(^|\\s+)" + className + "(\\s+|$)");
}
function noop() {}
function isArr(classes) {
if (Array.isArray(classes)) {
return true;
} else if (Object.prototype.toString.call(classes) === '[object Array]') {
return true;
} else {
return false;
}
}
function removeMultiple() {
var c = arguments[1],
elem = arguments[0];
c.forEach(function(value) {
if (classie.has(elem, value)) {
noop();
}
classie.removeClass(elem, value);
});
}
function addMultiple() {
var c = arguments[1],
elem = arguments[0];
c.forEach(function(value) {
if (classie.has(elem, value)) {
noop();
}
classie.addClass(elem, value);
});
}
function hasClass(elem, c) {
return elem.classList.contains(c);
}
function addClass(elem, c) {
if (isArr(c)) {
addMultiple.apply(this, arguments);
} else {
elem.classList.add(c);
}
}
function removeClass(elem, c) {
if (isArr(c)) {
removeMultiple.apply(this, arguments);
} else {
elem.classList.remove(c);
}
}
function toggleClass(elem, c) {
var fn = hasClass(elem, c) ? removeClass : addClass;
fn(elem, c);
}
var classie = {
// full names
hasClass: hasClass,
addClass: addClass,
removeClass: removeClass,
toggleClass: toggleClass,
// short names
has: hasClass,
add: addClass,
remove: removeClass,
toggle: toggleClass
};
// transport
if (typeof module === "object" && module && typeof module.exports === "object") {
// commonjs / browserify
module.exports = classie;
} else {
// AMD
define(classie);
}