fradrive/static/js/show_hide.js
2018-03-06 22:29:17 +01:00

34 lines
990 B
JavaScript

/**
* div.js-show-hide
* div.js-show-hide-toggle
* toggle here
* div
* content here
*/
document.addEventListener('DOMContentLoaded', function() {
var elements = Array.from(document.querySelectorAll('.js-show-hide__toggle')),
toggles = [];
function addEventHandler(el) {
el.addEventListener('click', function elClickListener() {
var toggle = toggles[el.dataset.index];
toggle.collapsed = !toggle.collapsed;
toggle.parent.classList.toggle('js-show-hide--collapsed', toggle.collapsed);
});
}
elements.forEach(function(el, i) {
el.dataset.index = i;
var coll = el.parentElement.classList.contains('js-show-hide--collapsed');
Array.from(el.parentElement.children).forEach(function(el) {
if (!el.classList.contains('js-show-hide__toggle')) {
el.classList.add('js-show-hide__target');
}
});
toggles.push({index: i, collapsed: coll, parent: el.parentElement});
addEventHandler(el);
});
});