53 lines
2.0 KiB
JavaScript
53 lines
2.0 KiB
JavaScript
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/*global gettext*/
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(function() {
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'use strict';
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var closestElem = function(elem, tagName) {
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if (elem.nodeName === tagName.toUpperCase()) {
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return elem;
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}
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if (elem.parentNode.nodeName === 'BODY') {
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return null;
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}
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return elem.parentNode && closestElem(elem.parentNode, tagName);
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};
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window.addEventListener('load', function() {
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// Add anchor tag for Show/Hide link
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var fieldsets = document.querySelectorAll('fieldset.collapse');
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for (var i = 0; i < fieldsets.length; i++) {
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var elem = fieldsets[i];
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// Don't hide if fields in this fieldset have errors
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if (elem.querySelectorAll('div.errors').length === 0) {
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elem.classList.add('collapsed');
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var h2 = elem.querySelector('h2');
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var link = document.createElement('a');
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link.setAttribute('id', 'fieldsetcollapser' + i);
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link.setAttribute('class', 'collapse-toggle');
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link.setAttribute('href', '#');
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link.textContent = gettext('Show');
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h2.appendChild(document.createTextNode(' ('));
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h2.appendChild(link);
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h2.appendChild(document.createTextNode(')'));
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}
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}
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// Add toggle to anchor tag
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var toggles = document.querySelectorAll('fieldset.collapse a.collapse-toggle');
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var toggleFunc = function(ev) {
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ev.preventDefault();
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var fieldset = closestElem(this, 'fieldset');
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if (fieldset.classList.contains('collapsed')) {
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// Show
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this.textContent = gettext('Hide');
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fieldset.classList.remove('collapsed');
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} else {
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// Hide
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this.textContent = gettext('Show');
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fieldset.classList.add('collapsed');
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}
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};
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for (i = 0; i < toggles.length; i++) {
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toggles[i].addEventListener('click', toggleFunc);
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}
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});
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})();
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