119 lines
3.9 KiB
JavaScript
119 lines
3.9 KiB
JavaScript
/**
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* @file
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* JavaScript behaviors for details element.
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*/
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(function ($, Drupal) {
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'use strict';
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Drupal.webform = Drupal.webform || {};
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Drupal.webform.detailsToggle = Drupal.webform.detailsToggle || {};
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Drupal.webform.detailsToggle.options = Drupal.webform.detailsToggle.options || {};
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/**
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* Attach handler to toggle details open/close state.
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*
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* @type {Drupal~behavior}
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*/
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Drupal.behaviors.webformDetailsToggle = {
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attach: function (context) {
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$('.js-webform-details-toggle', context).once('webform-details-toggle').each(function () {
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var $form = $(this);
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var $tabs = $form.find('.webform-tabs');
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// Get only the main details elements and ignore all nested details.
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var selector = ($tabs.length) ? '.webform-tab' : '.js-webform-details-toggle, .webform-elements';
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var $details = $form.find('details').filter(function () {
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var $parents = $(this).parentsUntil(selector);
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return ($parents.find('details').length === 0);
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});
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// Toggle is only useful when there are two or more details elements.
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if ($details.length < 2) {
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return;
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}
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var options = $.extend({
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button: '<button type="button" class="webform-details-toggle-state"></button>'
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}, Drupal.webform.detailsToggle.options);
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// Create toggle buttons.
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var $toggle = $(options.button)
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.attr('title', Drupal.t('Toggle details widget state.'))
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.on('click', function (e) {
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// Get details that are not vertical tabs pane.
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var $details = $form.find('details:not(.vertical-tabs__pane)');
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var open;
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if (Drupal.webform.detailsToggle.isFormDetailsOpen($form)) {
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$details.removeAttr('open');
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open = 0;
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}
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else {
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$details.attr('open', 'open');
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open = 1;
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}
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Drupal.webform.detailsToggle.setDetailsToggleLabel($form);
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// Set the saved states for all the details elements.
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// @see webform.element.details.save.js
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if (Drupal.webformDetailsSaveGetName) {
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$details.each(function () {
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// Note: Drupal.webformDetailsSaveGetName checks if localStorage
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// exists and is enabled.
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// @see webform.element.details.save.js
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var name = Drupal.webformDetailsSaveGetName($(this));
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if (name) {
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localStorage.setItem(name, open);
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}
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});
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}
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})
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.wrap('<div class="webform-details-toggle-state-wrapper"></div>')
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.parent();
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if ($tabs.length) {
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// Add toggle state before the tabs.
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$tabs.find('.item-list:first-child').eq(0).before($toggle);
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}
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else {
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// Add toggle state link to first details element.
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$details.eq(0).before($toggle);
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}
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Drupal.webform.detailsToggle.setDetailsToggleLabel($form);
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});
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}
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};
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/**
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* Determine if a webform's details are all opened.
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*
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* @param {jQuery} $form
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* A webform.
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*
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* @return {boolean}
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* TRUE if a webform's details are all opened.
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*/
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Drupal.webform.detailsToggle.isFormDetailsOpen = function ($form) {
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return ($form.find('details[open]').length === $form.find('details').length);
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};
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/**
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* Set a webform's details toggle state widget label.
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*
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* @param {jQuery} $form
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* A webform.
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*/
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Drupal.webform.detailsToggle.setDetailsToggleLabel = function ($form) {
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var isOpen = Drupal.webform.detailsToggle.isFormDetailsOpen($form);
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var label = (isOpen) ? Drupal.t('Collapse all') : Drupal.t('Expand all');
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$form.find('.webform-details-toggle-state').html(label);
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var text = (isOpen) ? Drupal.t('All details have been expanded.') : Drupal.t('All details have been collapsed.');
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Drupal.announce(text);
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};
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})(jQuery, Drupal);
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