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carbon-components

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Carbon Components is a component library for IBM Cloud

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var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; } function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; } import settings from '../../globals/js/settings'; import mixin from '../../globals/js/misc/mixin'; import createComponent from '../../globals/js/mixins/create-component'; import initComponentBySearch from '../../globals/js/mixins/init-component-by-search'; import handles from '../../globals/js/mixins/handles'; import on from '../../globals/js/misc/on'; var Loading = function (_mixin) { _inherits(Loading, _mixin); /** * Spinner indicating loading state. * @extends CreateComponent * @extends InitComponentBySearch * @extends Handles * @param {HTMLElement} element The element working as a spinner. * @param {Object} [options] The component options. * @param {boolean} [options.active] `true` if this spinner should roll. */ function Loading(element, options) { _classCallCheck(this, Loading); var _this = _possibleConstructorReturn(this, (Loading.__proto__ || Object.getPrototypeOf(Loading)).call(this, element, options)); _this.active = _this.options.active; // Initialize spinner _this.set(_this.active); return _this; } /** * Sets active/inactive state. * @param {boolean} active `true` if this spinner should roll. */ _createClass(Loading, [{ key: 'set', value: function set(active) { if (typeof active !== 'boolean') { throw new TypeError('set expects a boolean.'); } this.active = active; this.element.classList.toggle(this.options.classLoadingStop, !this.active); /** * If overlay is the parentNode then toggle it too. */ var parentNode = this.element.parentNode; if (parentNode && parentNode.classList.contains(this.options.classLoadingOverlay)) { parentNode.classList.toggle(this.options.classLoadingOverlayStop, !this.active); } return this; } /** * Toggles active/inactive state. */ }, { key: 'toggle', value: function toggle() { return this.set(!this.active); } /** * @returns {boolean} `true` if this spinner is rolling. */ }, { key: 'isActive', value: function isActive() { return this.active; } /** * Sets state to inactive and deletes the loading element. */ }, { key: 'end', value: function end() { var _this2 = this; this.set(false); var handleAnimationEnd = this.manage(on(this.element, 'animationend', function (evt) { if (handleAnimationEnd) { handleAnimationEnd = _this2.unmanage(handleAnimationEnd).release(); } if (evt.animationName === 'rotate-end-p2') { _this2._deleteElement(); } })); } /** * Delete component from the DOM. */ }, { key: '_deleteElement', value: function _deleteElement() { var parentNode = this.element.parentNode; parentNode.removeChild(this.element); if (parentNode.classList.contains(this.options.selectorLoadingOverlay)) { parentNode.remove(); } } /** * The map associating DOM element and spinner instance. * @member Loading.components * @type {WeakMap} */ }], [{ key: 'options', /** * The component options. * If `options` is specified in the constructor, {@linkcode Loading.create .create()}, or {@linkcode Loading.init .init()}, * properties in this object are overriden for the instance being create and how {@linkcode Loading.init .init()} works. * @member Loading.options * @type {Object} * @property {string} selectorInit The CSS selector to find spinners. */ get: function get() { var prefix = settings.prefix; return { selectorInit: '[data-loading]', selectorLoadingOverlay: '.' + prefix + '--loading-overlay', classLoadingOverlay: prefix + '--loading-overlay', classLoadingStop: prefix + '--loading--stop', classLoadingOverlayStop: prefix + '--loading-overlay--stop', active: true }; } }]); return Loading; }(mixin(createComponent, initComponentBySearch, handles)); Loading.components = new WeakMap(); export default Loading;