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MDL-69301 theme_boost: convert aria.js to es6 module

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This commit is contained in:
Shamim Rezaie 2020-09-16 23:25:36 +10:00
parent f34b44674f
commit baf68eae5e
6 changed files with 175 additions and 163 deletions
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2
theme/boost/amd/build/aria.min.js vendored
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@ -1,2 +1,2 @@
define ("theme_boost/aria",["jquery","core/pending"],function(a,b){return{init:function init(){var c=!1,d=function(){c=!0},e=function(){var a=c;c=!1;return a};a("[data-toggle=\"dropdown\"]").keydown(function(b){var c=b.which||b.keyCode,e;if(38==c){d()}if(27==c){e=a(b.target).attr("aria-expanded");b.preventDefault();if("false"==e){a(b.target).click()}}if(32==c||13==c){b.preventDefault();a(b.target).click()}});var f=function(c){var d=function(b){a(this).focus();b.resolve()}.bind(c);setTimeout(d,50,new b("core/aria:delayed-focus"))};a(".dropdown").on("shown.bs.dropdown",function(b){var c=a(b.target).find("[role=\"menu\"]"),d=!1,g=!1;if(c){d=a(c).find("[role=\"menuitem\"]")}if(d&&0<d.length){if(e()){g=d[d.length-1]}else{g=d[0]}}if(g){f(g)}});a(".dropdown [role=\"menu\"] [role=\"menuitem\"]").keypress(function(b){var c=String.fromCharCode(b.which||b.keyCode),d=a(b.target).closest("[role=\"menu\"]"),e=0,g=!1,h,j;if(!d){return}g=a(d).find("[role=\"menuitem\"]");if(!g){return}c=c.toLowerCase();for(e=0;e<g.length;e++){h=a(g[e]);j=h.text().trim().toLowerCase();if(0==j.indexOf(c)){f(h);break}}});a(".dropdown [role=\"menu\"] [role=\"menuitem\"]").keydown(function(b){var c=b.which||b.keyCode,d=!1,e=a(b.target).closest("[role=\"menu\"]"),g=0,h=!1;if(!e){return}h=a(e).find("[role=\"menuitem\"]");if(!h){return}if(40==c){for(g=0;g<h.length-1;g++){if(h[g]==b.target){d=h[g+1];break}}if(!d){d=h[0]}}else if(38==c){for(g=1;g<h.length;g++){if(h[g]==b.target){d=h[g-1];break}}if(!d){d=h[h.length-1]}}else if(36==c){d=h[0]}else if(35==c){d=h[h.length-1]}if(d){b.preventDefault();f(d)}});a(".dropdown").on("hidden.bs.dropdown",function(b){var c=a(b.target).find("[data-toggle=\"dropdown\"]");if(c){f(c)}});window.addEventListener("load",function(){var a=document.querySelectorAll("[data-aria-autofocus=\"true\"][role=\"alert\"]");Array.prototype.forEach.call(a,function(a){a.innerHTML+=" ";a.removeAttribute("data-aria-autofocus")})})}}});
define ("theme_boost/aria",["exports","core/key_codes","jquery","core/pending"],function(a,b,c,d){"use strict";Object.defineProperty(a,"__esModule",{value:!0});a.init=void 0;c=e(c);d=e(d);function e(a){return a&&a.__esModule?a:{default:a}}var f=function(){var a=!1,e=function(){a=!0},f=function(){var b=a;a=!1;return b};document.addEventListener("keydown",function(a){if(a.target.matches("[data-toggle=\"dropdown\"]")){var c=a.which;if(c==b.arrowUp){e()}if(c==b.escape){var d=a.target.getAttribute("aria-expanded");a.preventDefault();if("false"==d){a.target.click()}}if(c==b.space||c==b.enter){a.preventDefault();a.target.click()}}});var g=function(a){setTimeout(function delayedFocus(b){a.focus();b.resolve()},50,new d.default("core/aria:delayed-focus"))};(0,c.default)(".dropdown").on("shown.bs.dropdown",function(a){var b=a.target.querySelector("[role=\"menu\"]"),c=!1,d=!1;if(b){c=b.querySelectorAll("[role=\"menuitem\"]")}if(c&&0<c.length){if(f()){d=c[c.length-1]}else{d=c[0]}}if(d){g(d)}});document.addEventListener("keypress",function(a){if(a.target.matches(".dropdown [role=\"menu\"] [role=\"menuitem\"]")){var b=String.fromCharCode(a.which).toLowerCase(),c=a.target.closest("[role=\"menu\"]");if(!c){return}var f=c.querySelectorAll("[role=\"menuitem\"]");if(!f){return}for(var h=0;h<f.length;h++){var d=f[h],e=d.text.trim().toLowerCase();if(0==e.indexOf(b)){g(d);break}}}});document.addEventListener("keydown",function(a){if(a.target.matches(".dropdown [role=\"menu\"] [role=\"menuitem\"]")){var c=a.which,d=!1,e=a.target.closest("[role=\"menu\"]");if(!e){return}var f=e.querySelectorAll("[role=\"menuitem\"]");if(!f){return}if(c==b.arrowDown){for(var h=0;h<f.length-1;h++){if(f[h]==a.target){d=f[h+1];break}}if(!d){d=f[0]}}else if(c==b.arrowUp){for(var i=1;i<f.length;i++){if(f[i]==a.target){d=f[i-1];break}}if(!d){d=f[f.length-1]}}else if(c==b.home){d=f[0]}else if(c==b.end){d=f[f.length-1]}if(d){a.preventDefault();g(d)}}});(0,c.default)(".dropdown").on("hidden.bs.dropdown",function(a){var b=a.target.querySelector("[data-toggle=\"dropdown\"]");if(b){g(b)}})},g=function(){window.addEventListener("load",function(){var a=document.querySelectorAll("[data-aria-autofocus=\"true\"][role=\"alert\"]");Array.prototype.forEach.call(a,function(a){a.innerHTML+=" ";a.removeAttribute("data-aria-autofocus")})})};a.init=function init(){f();g()}});
//# sourceMappingURL=aria.min.js.map

2
theme/boost/amd/build/aria.min.js.map
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2
theme/boost/amd/build/loader.min.js vendored
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@ -1,2 +1,2 @@
define ("theme_boost/loader",["exports","jquery","./aria","./bootstrap/index","core/pending","./scroll","./pending"],function(a,b,c,d,e,f,g){"use strict";Object.defineProperty(a,"__esModule",{value:!0});Object.defineProperty(a,"Bootstrap",{enumerable:!0,get:function get(){return d.default}});b=h(b);c=h(c);d=h(d);e=h(e);f=h(f);g=h(g);function h(a){return a&&a.__esModule?a:{default:a}}var i=function(){(0,b.default)("a[data-toggle=\"tab\"]").on("shown.bs.tab",function(a){var c=(0,b.default)(a.target).attr("href");if(history.replaceState){history.replaceState(null,null,c)}else{location.hash=c}});var a=window.location.hash;if(a){(0,b.default)(".nav-link[href=\""+a+"\"]").tab("show")}},j=function(){(0,b.default)("body").popover({container:"body",selector:"[data-toggle=\"popover\"]",trigger:"focus"});document.addEventListener("keydown",function(a){if("Escape"===a.key&&a.target.closest("[data-toggle=\"popover\"]")){(0,b.default)(a.target).popover("hide")}})},k=function(){(0,b.default)("body").tooltip({container:"body",selector:"[data-toggle=\"tooltip\"]"})},l=new e.default("theme_boost/loader:init");(0,g.default)();i();j();k();new f.default().init();b.default.fn.dropdown.Constructor.Default.flip=!1;c.default.init();l.resolve()});
function _typeof(a){"@babel/helpers - typeof";if("function"==typeof Symbol&&"symbol"==typeof Symbol.iterator){_typeof=function(a){return typeof a}}else{_typeof=function(a){return a&&"function"==typeof Symbol&&a.constructor===Symbol&&a!==Symbol.prototype?"symbol":typeof a}}return _typeof(a)}define ("theme_boost/loader",["exports","jquery","./aria","./bootstrap/index","core/pending","./scroll","./pending"],function(a,b,c,d,e,f,g){"use strict";Object.defineProperty(a,"__esModule",{value:!0});Object.defineProperty(a,"Bootstrap",{enumerable:!0,get:function get(){return d.default}});b=j(b);c=i(c);d=j(d);e=j(e);f=j(f);g=j(g);function h(){if("function"!=typeof WeakMap)return null;var a=new WeakMap;h=function(){return a};return a}function i(a){if(a&&a.__esModule){return a}if(null===a||"object"!==_typeof(a)&&"function"!=typeof a){return{default:a}}var b=h();if(b&&b.has(a)){return b.get(a)}var c={},d=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var e in a){if(Object.prototype.hasOwnProperty.call(a,e)){var f=d?Object.getOwnPropertyDescriptor(a,e):null;if(f&&(f.get||f.set)){Object.defineProperty(c,e,f)}else{c[e]=a[e]}}}c.default=a;if(b){b.set(a,c)}return c}function j(a){return a&&a.__esModule?a:{default:a}}var k=function(){(0,b.default)("a[data-toggle=\"tab\"]").on("shown.bs.tab",function(a){var c=(0,b.default)(a.target).attr("href");if(history.replaceState){history.replaceState(null,null,c)}else{location.hash=c}});var a=window.location.hash;if(a){(0,b.default)(".nav-link[href=\""+a+"\"]").tab("show")}},l=function(){(0,b.default)("body").popover({container:"body",selector:"[data-toggle=\"popover\"]",trigger:"focus"});document.addEventListener("keydown",function(a){if("Escape"===a.key&&a.target.closest("[data-toggle=\"popover\"]")){(0,b.default)(a.target).popover("hide")}})},m=function(){(0,b.default)("body").tooltip({container:"body",selector:"[data-toggle=\"tooltip\"]"})},n=new e.default("theme_boost/loader:init");(0,g.default)();k();l();m();new f.default().init();b.default.fn.dropdown.Constructor.Default.flip=!1;c.init();n.resolve()});
//# sourceMappingURL=loader.min.js.map

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theme/boost/amd/build/loader.min.js.map
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@ -1 +1 @@
{"version":3,"sources":["../src/loader.js"],"names":["rememberTabs","on","e","hash","target","attr","history","replaceState","location","window","tab","enablePopovers","popover","container","selector","trigger","document","addEventListener","key","closest","enableTooltips","tooltip","pendingPromise","Pending","Scroll","init","$","fn","dropdown","Constructor","Default","flip","Aria","resolve"],"mappings":"qSA0BA,OACA,OACA,OACA,OACA,OACA,O,sDAKMA,CAAAA,CAAY,CAAG,UAAM,CACvB,cAAE,wBAAF,EAA0BC,EAA1B,CAA6B,cAA7B,CAA6C,SAASC,CAAT,CAAY,CACrD,GAAIC,CAAAA,CAAI,CAAG,cAAED,CAAC,CAACE,MAAJ,EAAYC,IAAZ,CAAiB,MAAjB,CAAX,CACA,GAAIC,OAAO,CAACC,YAAZ,CAA0B,CACtBD,OAAO,CAACC,YAAR,CAAqB,IAArB,CAA2B,IAA3B,CAAiCJ,CAAjC,CACH,CAFD,IAEO,CACHK,QAAQ,CAACL,IAAT,CAAgBA,CACnB,CACJ,CAPD,EAQA,GAAIA,CAAAA,CAAI,CAAGM,MAAM,CAACD,QAAP,CAAgBL,IAA3B,CACA,GAAIA,CAAJ,CAAU,CACP,cAAE,oBAAqBA,CAArB,CAA4B,KAA9B,EAAoCO,GAApC,CAAwC,MAAxC,CACF,CACJ,C,CAMKC,CAAc,CAAG,UAAM,CACzB,cAAE,MAAF,EAAUC,OAAV,CAAkB,CACdC,SAAS,CAAE,MADG,CAEdC,QAAQ,CAAE,2BAFI,CAGdC,OAAO,CAAE,OAHK,CAAlB,EAMAC,QAAQ,CAACC,gBAAT,CAA0B,SAA1B,CAAqC,SAAAf,CAAC,CAAI,CACtC,GAAc,QAAV,GAAAA,CAAC,CAACgB,GAAF,EAAsBhB,CAAC,CAACE,MAAF,CAASe,OAAT,CAAiB,2BAAjB,CAA1B,CAAuE,CACnE,cAAEjB,CAAC,CAACE,MAAJ,EAAYQ,OAAZ,CAAoB,MAApB,CACH,CACJ,CAJD,CAKH,C,CAMKQ,CAAc,CAAG,UAAM,CACzB,cAAE,MAAF,EAAUC,OAAV,CAAkB,CACdR,SAAS,CAAE,MADG,CAEdC,QAAQ,CAAE,2BAFI,CAAlB,CAIH,C,CAEKQ,CAAc,CAAG,GAAIC,UAAJ,CAAY,yBAAZ,C,CAGvB,gBAGAvB,CAAY,GAGZW,CAAc,GAGdS,CAAc,GAGb,GAAII,UAAJ,EAAD,CAAeC,IAAf,GAGAC,UAAEC,EAAF,CAAKC,QAAL,CAAcC,WAAd,CAA0BC,OAA1B,CAAkCC,IAAlC,IAGAC,UAAKP,IAAL,GAEAH,CAAc,CAACW,OAAf,E","sourcesContent":["// This file is part of Moodle - http://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle. If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * Template renderer for Moodle. Load and render Moodle templates with Mustache.\n *\n * @module core/templates\n * @package core\n * @class templates\n * @copyright 2015 Damyon Wiese <damyon@moodle.com>\n * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n * @since 2.9\n */\n\nimport $ from 'jquery';\nimport Aria from './aria';\nimport Bootstrap from './bootstrap/index';\nimport Pending from 'core/pending';\nimport Scroll from './scroll';\nimport setupBootstrapPendingChecks from './pending';\n\n/**\n * Rember the last visited tabs.\n */\nconst rememberTabs = () => {\n $('a[data-toggle=\"tab\"]').on('shown.bs.tab', function(e) {\n var hash = $(e.target).attr('href');\n if (history.replaceState) {\n history.replaceState(null, null, hash);\n } else {\n location.hash = hash;\n }\n });\n var hash = window.location.hash;\n if (hash) {\n $('.nav-link[href=\"' + hash + '\"]').tab('show');\n }\n};\n\n/**\n * Enable all popovers\n *\n */\nconst enablePopovers = () => {\n $('body').popover({\n container: 'body',\n selector: '[data-toggle=\"popover\"]',\n trigger: 'focus',\n });\n\n document.addEventListener('keydown', e => {\n if (e.key === 'Escape' && e.target.closest('[data-toggle=\"popover\"]')) {\n $(e.target).popover('hide');\n }\n });\n};\n\n/**\n * Enable tooltips\n *\n */\nconst enableTooltips = () => {\n $('body').tooltip({\n container: 'body',\n selector: '[data-toggle=\"tooltip\"]',\n });\n};\n\nconst pendingPromise = new Pending('theme_boost/loader:init');\n\n// Add pending promise event listeners to relevant Bootstrap custom events.\nsetupBootstrapPendingChecks();\n\n// Remember the last visited tabs.\nrememberTabs();\n\n// Enable all popovers.\nenablePopovers();\n\n// Enable all tooltips.\nenableTooltips();\n\n// Add scroll handling.\n(new Scroll()).init();\n\n// Disables flipping the dropdowns up and getting hidden behind the navbar.\n$.fn.dropdown.Constructor.Default.flip = false;\n\n// Setup Aria helpers for Bootstrap features.\nAria.init();\n\npendingPromise.resolve();\n\nexport {\n Bootstrap,\n};\n"],"file":"loader.min.js"}
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328
theme/boost/amd/src/aria.js
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@ -20,181 +20,193 @@
* @copyright 2018 Damyon Wiese <damyon@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
define(['jquery', 'core/pending'], function($, Pending) {
return {
init: function() {
// Drop downs from bootstrap don't support keyboard accessibility by default.
var focusEnd = false,
setFocusEnd = function() {
focusEnd = true;
},
getFocusEnd = function() {
var result = focusEnd;
focusEnd = false;
return result;
};
// Special handling for "up" keyboard control.
$('[data-toggle="dropdown"]').keydown(function(e) {
var trigger = e.which || e.keyCode,
expanded;
import {end, escape, arrowUp, arrowDown, home, enter, space} from 'core/key_codes';
import $ from 'jquery';
import Pending from 'core/pending';
// Up key opens the menu at the end.
if (trigger == 38) {
// Focus the end of the menu, not the beginning.
setFocusEnd();
/**
* Drop downs from bootstrap don't support keyboard accessibility by default.
*/
const dropdownFix = () => {
let focusEnd = false;
const setFocusEnd = () => {
focusEnd = true;
};
const getFocusEnd = () => {
const result = focusEnd;
focusEnd = false;
return result;
};
// Special handling for "up" keyboard control.
document.addEventListener('keydown', e => {
if (e.target.matches('[data-toggle="dropdown"]')) {
const trigger = e.which;
// Up key opens the menu at the end.
if (trigger == arrowUp) {
// Focus the end of the menu, not the beginning.
setFocusEnd();
}
// Escape key only closes the menu, it doesn't open it.
if (trigger == escape) {
const expanded = e.target.getAttribute('aria-expanded');
e.preventDefault();
if (expanded == "false") {
e.target.click();
}
}
// Escape key only closes the menu, it doesn't open it.
if (trigger == 27) {
expanded = $(e.target).attr('aria-expanded');
e.preventDefault();
if (expanded == "false") {
$(e.target).click();
}
}
// Space key or Enter key opens the menu.
if (trigger == space || trigger == enter) {
// Cancel random scroll.
e.preventDefault();
// Open the menu instead.
e.target.click();
}
}
});
// Space key or Enter key opens the menu.
if (trigger == 32 || trigger == 13) {
// Cancel random scroll.
e.preventDefault();
// Open the menu instead.
$(e.target).click();
}
});
// Special handling for navigation keys when menu is open.
const shiftFocus = element => {
const delayedFocus = pendingPromise => {
element.focus();
pendingPromise.resolve();
};
setTimeout(delayedFocus, 50, new Pending('core/aria:delayed-focus'));
};
// Special handling for navigation keys when menu is open.
var shiftFocus = function(element) {
var delayedFocus = function(pendingPromise) {
$(this).focus();
pendingPromise.resolve();
}.bind(element);
setTimeout(delayedFocus, 50, new Pending('core/aria:delayed-focus'));
};
$('.dropdown').on('shown.bs.dropdown', e => {
// We need to focus on the first menuitem.
const menu = e.target.querySelector('[role="menu"]');
let menuItems = false;
let foundMenuItem = false;
$('.dropdown').on('shown.bs.dropdown', function(e) {
// We need to focus on the first menuitem.
var menu = $(e.target).find('[role="menu"]'),
menuItems = false,
foundMenuItem = false;
if (menu) {
menuItems = menu.querySelectorAll('[role="menuitem"]');
}
if (menuItems && menuItems.length > 0) {
if (getFocusEnd()) {
foundMenuItem = menuItems[menuItems.length - 1];
} else {
// The first menu entry, pretty reasonable.
foundMenuItem = menuItems[0];
}
}
if (foundMenuItem) {
shiftFocus(foundMenuItem);
}
});
// Search for menu items by finding the first item that has
// text starting with the typed character (case insensitive).
document.addEventListener('keypress', e => {
if (e.target.matches('.dropdown [role="menu"] [role="menuitem"]')) {
const trigger = String.fromCharCode(e.which).toLowerCase();
const menu = e.target.closest('[role="menu"]');
if (menu) {
menuItems = $(menu).find('[role="menuitem"]');
}
if (menuItems && menuItems.length > 0) {
if (getFocusEnd()) {
foundMenuItem = menuItems[menuItems.length - 1];
} else {
// The first menu entry, pretty reasonable.
foundMenuItem = menuItems[0];
}
}
if (foundMenuItem) {
shiftFocus(foundMenuItem);
}
});
// Search for menu items by finding the first item that has
// text starting with the typed character (case insensitive).
$('.dropdown [role="menu"] [role="menuitem"]').keypress(function(e) {
var trigger = String.fromCharCode(e.which || e.keyCode),
menu = $(e.target).closest('[role="menu"]'),
i = 0,
menuItems = false,
item,
itemText;
if (!menu) {
return;
}
const menuItems = menu.querySelectorAll('[role="menuitem"]');
if (!menuItems) {
return;
}
if (!menu) {
return;
}
menuItems = $(menu).find('[role="menuitem"]');
if (!menuItems) {
return;
for (let i = 0; i < menuItems.length; i++) {
const item = menuItems[i];
const itemText = item.text.trim().toLowerCase();
if (itemText.indexOf(trigger) == 0) {
shiftFocus(item);
break;
}
}
}
});
trigger = trigger.toLowerCase();
for (i = 0; i < menuItems.length; i++) {
item = $(menuItems[i]);
itemText = item.text().trim().toLowerCase();
if (itemText.indexOf(trigger) == 0) {
shiftFocus(item);
// Keyboard navigation for arrow keys, home and end keys.
document.addEventListener('keydown', e => {
if (e.target.matches('.dropdown [role="menu"] [role="menuitem"]')) {
const trigger = e.which;
let next = false;
const menu = e.target.closest('[role="menu"]');
if (!menu) {
return;
}
const menuItems = menu.querySelectorAll('[role="menuitem"]');
if (!menuItems) {
return;
}
// Down key.
if (trigger == arrowDown) {
for (let i = 0; i < menuItems.length - 1; i++) {
if (menuItems[i] == e.target) {
next = menuItems[i + 1];
break;
}
}
});
// Keyboard navigation for arrow keys, home and end keys.
$('.dropdown [role="menu"] [role="menuitem"]').keydown(function(e) {
var trigger = e.which || e.keyCode,
next = false,
menu = $(e.target).closest('[role="menu"]'),
i = 0,
menuItems = false;
if (!menu) {
return;
}
menuItems = $(menu).find('[role="menuitem"]');
if (!menuItems) {
return;
}
// Down key.
if (trigger == 40) {
for (i = 0; i < menuItems.length - 1; i++) {
if (menuItems[i] == e.target) {
next = menuItems[i + 1];
break;
}
}
if (!next) {
// Wrap to first item.
next = menuItems[0];
}
} else if (trigger == 38) {
// Up key.
for (i = 1; i < menuItems.length; i++) {
if (menuItems[i] == e.target) {
next = menuItems[i - 1];
break;
}
}
if (!next) {
// Wrap to last item.
next = menuItems[menuItems.length - 1];
}
} else if (trigger == 36) {
// Home key.
if (!next) {
// Wrap to first item.
next = menuItems[0];
}
} else if (trigger == 35) {
// End key.
} else if (trigger == arrowUp) {
// Up key.
for (let i = 1; i < menuItems.length; i++) {
if (menuItems[i] == e.target) {
next = menuItems[i - 1];
break;
}
}
if (!next) {
// Wrap to last item.
next = menuItems[menuItems.length - 1];
}
// Variable next is set if we do want to act on the keypress.
if (next) {
e.preventDefault();
shiftFocus(next);
}
return;
});
$('.dropdown').on('hidden.bs.dropdown', function(e) {
// We need to focus on the menu trigger.
var trigger = $(e.target).find('[data-toggle="dropdown"]');
if (trigger) {
shiftFocus(trigger);
}
});
// After page load, focus on any element with special autofocus attribute.
window.addEventListener("load", () => {
const alerts = document.querySelectorAll('[data-aria-autofocus="true"][role="alert"]');
Array.prototype.forEach.call(alerts, autofocusElement => {
// According to the specification an role="alert" region is only read out on change to the content
// of that region.
autofocusElement.innerHTML += ' ';
autofocusElement.removeAttribute('data-aria-autofocus');
});
});
} else if (trigger == home) {
// Home key.
next = menuItems[0];
} else if (trigger == end) {
// End key.
next = menuItems[menuItems.length - 1];
}
// Variable next is set if we do want to act on the keypress.
if (next) {
e.preventDefault();
shiftFocus(next);
}
return;
}
};
});
});
$('.dropdown').on('hidden.bs.dropdown', e => {
// We need to focus on the menu trigger.
const trigger = e.target.querySelector('[data-toggle="dropdown"]');
if (trigger) {
shiftFocus(trigger);
}
});
};
/**
* After page load, focus on any element with special autofocus attribute.
*/
const autoFocus = () => {
window.addEventListener("load", () => {
const alerts = document.querySelectorAll('[data-aria-autofocus="true"][role="alert"]');
Array.prototype.forEach.call(alerts, autofocusElement => {
// According to the specification an role="alert" region is only read out on change to the content
// of that region.
autofocusElement.innerHTML += ' ';
autofocusElement.removeAttribute('data-aria-autofocus');
});
});
};
export const init = () => {
dropdownFix();
autoFocus();
};

2
theme/boost/amd/src/loader.js
View File

@ -25,7 +25,7 @@
*/
import $ from 'jquery';
import Aria from './aria';
import * as Aria from './aria';
import Bootstrap from './bootstrap/index';
import Pending from 'core/pending';
import Scroll from './scroll';