jellyfin-web/dashboard-ui/bower_components/emby-webcomponents/emby-checkbox/emby-checkbox.js

define(['browser', 'dom', 'css!./emby-checkbox', 'registerElement'], function (browser, dom) {
    'use strict';

    var EmbyCheckboxPrototype = Object.create(HTMLInputElement.prototype);

    function onKeyDown(e) {

        // Don't submit form on enter
        if (e.keyCode === 13) {
            e.preventDefault();

            this.checked = !this.checked;

            this.dispatchEvent(new CustomEvent('change', {
                bubbles: true
            }));

            return false;
        }
    }

    var enableRefreshHack = browser.tizen || browser.orsay || browser.operaTv || browser.web0s ? true : false;

    function forceRefresh(loading) {

        var elem = this.parentNode;

        elem.style.webkitAnimationName = 'repaintChrome';
        elem.style.webkitAnimationDelay = (loading === true ? '500ms' : '');
        elem.style.webkitAnimationDuration = '10ms';
        elem.style.webkitAnimationIterationCount = '1';

        setTimeout(function () {
            elem.style.webkitAnimationName = '';
        }, (loading === true ? 520 : 20));
    }

    EmbyCheckboxPrototype.attachedCallback = function () {

        if (this.getAttribute('data-embycheckbox') === 'true') {
            return;
        }

        this.setAttribute('data-embycheckbox', 'true');

        this.classList.add('mdl-checkbox__input');

        var labelElement = this.parentNode;
        labelElement.classList.add('mdl-checkbox');
        labelElement.classList.add('mdl-js-checkbox');

        var labelTextElement = labelElement.querySelector('span');

        var outlineClass = 'checkboxOutline';

        var customClass = this.getAttribute('data-outlineclass');
        if (customClass) {
            outlineClass += ' ' + customClass;
        }

        labelElement.insertAdjacentHTML('beforeend', '<span class="mdl-checkbox__focus-helper"></span><span class="' + outlineClass + '"><span class="mdl-checkbox__tick-outline"></span></span>');

        labelTextElement.classList.add('checkboxLabel');

        this.addEventListener('keydown', onKeyDown);

        if (enableRefreshHack) {

            forceRefresh.call(this, true);
            dom.addEventListener(this, 'click', forceRefresh, {
                passive: true
            });
            dom.addEventListener(this, 'blur', forceRefresh, {
                passive: true
            });
            dom.addEventListener(this, 'focus', forceRefresh, {
                passive: true
            });
            dom.addEventListener(this, 'change', forceRefresh, {
                passive: true
            });
        }
    };

    document.registerElement('emby-checkbox', {
        prototype: EmbyCheckboxPrototype,
        extends: 'input'
    });
});