drupal/core/themes/claro/js/details.es6.js

59 lines
1.5 KiB
JavaScript

/**
* @file
* Claro's polyfill enhancements for HTML5 details.
*/
(($, Modernizr, Drupal) => {
/**
* Workaround for Firefox.
*
* Firefox applies the focus state only for keyboard navigation.
* We have to manually trigger focus to make the behavior consistent across
* browsers.
*
* @type {Drupal~behavior}
*/
Drupal.behaviors.claroDetails = {
attach(context) {
$(context)
.once('claroDetails')
.on('click', event => {
if (event.target.nodeName === 'SUMMARY') {
$(event.target).trigger('focus');
}
});
},
};
/**
* Workaround for non-supporting browsers.
*
* This shim extends HTML5 Shiv used by core.
*
* HTML5 Shiv toggles focused details for hitting enter. We copy that for
* space key as well to make the behavior consistent across browsers.
*
* @type {Drupal~behavior}
*/
Drupal.behaviors.claroDetailsToggleShim = {
attach(context) {
if (Modernizr.details || !Drupal.CollapsibleDetails.instances.length) {
return;
}
$(context)
.find('details .details-title')
.once('claroDetailsToggleShim')
.on('keypress', event => {
const keyCode = event.keyCode || event.charCode;
if (keyCode === 32) {
$(event.target)
.closest('summary')
.trigger('click');
event.preventDefault();
}
});
},
};
})(jQuery, Modernizr, Drupal);