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[ErrorHandler] Sync createTabs from WebProfilerBundle #50288

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Merged
merged 1 commit into from
May 12, 2023
Merged

[ErrorHandler] Sync createTabs from WebProfilerBundle #50288

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37 changes: 28 additions & 9 deletions src/Symfony/Component/ErrorHandler/Resources/assets/js/exception.js
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Original file line number Diff line number Diff line change
Expand Up @@ -39,23 +39,31 @@
}

(function createTabs() {
/* the accessibility options of this component have been defined according to: */
/* www.w3.org/WAI/ARIA/apg/example-index/tabs/tabs-manual.html */
var tabGroups = document.querySelectorAll('.sf-tabs:not([data-processed=true])');

/* create the tab navigation for each group of tabs */
for (var i = 0; i < tabGroups.length; i++) {
var tabs = tabGroups[i].querySelectorAll(':scope > .tab');
var tabNavigation = document.createElement('ul');
var tabNavigation = document.createElement('div');
tabNavigation.className = 'tab-navigation';
tabNavigation.setAttribute('role', 'tablist');

var selectedTabId = 'tab-' + i + '-0'; /* select the first tab by default */
for (var j = 0; j < tabs.length; j++) {
var tabId = 'tab-' + i + '-' + j;
var tabTitle = tabs[j].querySelector('.tab-title').innerHTML;

var tabNavigationItem = document.createElement('li');
var tabNavigationItem = document.createElement('button');
addClass(tabNavigationItem, 'tab-control');
tabNavigationItem.setAttribute('data-tab-id', tabId);
tabNavigationItem.setAttribute('role', 'tab');
tabNavigationItem.setAttribute('aria-controls', tabId);
if (hasClass(tabs[j], 'active')) { selectedTabId = tabId; }
if (hasClass(tabs[j], 'disabled')) { addClass(tabNavigationItem, 'disabled'); }
if (hasClass(tabs[j], 'disabled')) {
addClass(tabNavigationItem, 'disabled');
}
tabNavigationItem.innerHTML = tabTitle;
tabNavigation.appendChild(tabNavigationItem);

Expand All @@ -69,24 +77,31 @@

/* display the active tab and add the 'click' event listeners */
for (i = 0; i < tabGroups.length; i++) {
tabNavigation = tabGroups[i].querySelectorAll(':scope >.tab-navigation li');
tabNavigation = tabGroups[i].querySelectorAll(':scope > .tab-navigation .tab-control');

for (j = 0; j < tabNavigation.length; j++) {
tabId = tabNavigation[j].getAttribute('data-tab-id');
document.getElementById(tabId).querySelector('.tab-title').className = 'hidden';
var tabPanel = document.getElementById(tabId);
tabPanel.setAttribute('role', 'tabpanel');
tabPanel.setAttribute('aria-labelledby', tabId);
tabPanel.querySelector('.tab-title').className = 'hidden';

if (hasClass(tabNavigation[j], 'active')) {
document.getElementById(tabId).className = 'block';
tabPanel.className = 'block';
tabNavigation[j].setAttribute('aria-selected', 'true');
tabNavigation[j].removeAttribute('tabindex');
} else {
document.getElementById(tabId).className = 'hidden';
tabPanel.className = 'hidden';
tabNavigation[j].removeAttribute('aria-selected');
tabNavigation[j].setAttribute('tabindex', '-1');
}

tabNavigation[j].addEventListener('click', function(e) {
var activeTab = e.target || e.srcElement;

/* needed because when the tab contains HTML contents, user can click */
/* on any of those elements instead of their parent '<li>' element */
while (activeTab.tagName.toLowerCase() !== 'li') {
/* on any of those elements instead of their parent '<button>' element */
while (activeTab.tagName.toLowerCase() !== 'button') {
activeTab = activeTab.parentNode;
}

Expand All @@ -96,9 +111,13 @@
var tabId = tabNavigation[k].getAttribute('data-tab-id');
document.getElementById(tabId).className = 'hidden';
removeClass(tabNavigation[k], 'active');
tabNavigation[k].removeAttribute('aria-selected');
tabNavigation[k].setAttribute('tabindex', '-1');
}

addClass(activeTab, 'active');
activeTab.setAttribute('aria-selected', 'true');
activeTab.removeAttribute('tabindex');
var activeTabId = activeTab.getAttribute('data-tab-id');
document.getElementById(activeTabId).className = 'block';
});
Expand Down