index.js
2.49 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
var navigation = {
$nav: document.querySelector('.nav'),
$navTrigger: document.querySelector('.nav__trigger'),
$navContent: document.querySelector('.nav__content'),
$navList: document.querySelector('.nav__list'),
transitionEnd: 'webkitTransitionEnd otransitionend oTransitionEnd msTransitionEnd transitionend',
init: function init() {
var self = this;
// Handle the transitions
self.$navTrigger.addEventListener('click', function () {
if (!self.$navTrigger.classList.contains('is-active')) {
// .nav--trigger active
self.$navTrigger.classList.add('is-active');
// .nav active
if (!self.$nav.classList.contains('is-active')) {
self.$nav.classList.add('is-active');
self.$nav.addEventListener('transitionend', function (e) {
if (e.propertyName == 'width' && self.$navTrigger.classList.contains('is-active')) {
// .nav__content active
self.$navContent.classList.add('is-active');
}
});
} else {
self.$navContent.classList.add('is-active');
}
// no-csstransitions fallback
if (document.documentElement.classList.contains('no-csstransitions')) {
self.$navContent.classList.add('is-active');
}
} else {
// .nav--trigger inactive
self.$navTrigger.classList.remove('is-active');
// .nav__content inactive
if (self.$navContent.classList.contains('is-active')) {
self.$navContent.classList.remove('is-active');
self.$navContent.addEventListener('transitionend', function (e) {
if (e.propertyName == 'opacity' && !self.$navTrigger.classList.contains('is-active')) {
// .nav inactive
self.$nav.classList.remove('is-active');
}
});
} else {
self.$nav.classList.remove('is-active');
}
// no-csstransitions fallback
if (document.documentElement.classList.contains('no-csstransitions')) {
self.$nav.classList.remove('is-active');
}
}
});
}
};
navigation.init();