carbon-components
Version:
Carbon Components is a component library for IBM Cloud
229 lines (194 loc) • 8.74 kB
JavaScript
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(['exports', '../../globals/js/settings', '../../globals/js/misc/mixin', '../../globals/js/mixins/create-component', '../../globals/js/mixins/init-component-by-search', '../../globals/js/mixins/evented-state', '../../globals/js/mixins/handles', '../../globals/js/misc/event-matches', '../../globals/js/misc/on'], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require('../../globals/js/settings'), require('../../globals/js/misc/mixin'), require('../../globals/js/mixins/create-component'), require('../../globals/js/mixins/init-component-by-search'), require('../../globals/js/mixins/evented-state'), require('../../globals/js/mixins/handles'), require('../../globals/js/misc/event-matches'), require('../../globals/js/misc/on'));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.settings, global.mixin, global.createComponent, global.initComponentBySearch, global.eventedState, global.handles, global.eventMatches, global.on);
global.contentSwitcher = mod.exports;
}
})(this, function (exports, _settings, _mixin2, _createComponent, _initComponentBySearch, _eventedState, _handles, _eventMatches, _on) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _settings2 = _interopRequireDefault(_settings);
var _mixin3 = _interopRequireDefault(_mixin2);
var _createComponent2 = _interopRequireDefault(_createComponent);
var _initComponentBySearch2 = _interopRequireDefault(_initComponentBySearch);
var _eventedState2 = _interopRequireDefault(_eventedState);
var _handles2 = _interopRequireDefault(_handles);
var _eventMatches2 = _interopRequireDefault(_eventMatches);
var _on2 = _interopRequireDefault(_on);
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
function _toConsumableArray(arr) {
if (Array.isArray(arr)) {
for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) {
arr2[i] = arr[i];
}
return arr2;
} else {
return Array.from(arr);
}
}
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
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 _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;
}
var ContentSwitcher = function (_mixin) {
_inherits(ContentSwitcher, _mixin);
/**
* Set of content switcher buttons.
* @extends CreateComponent
* @extends InitComponentBySearch
* @extends EventedState
* @extends Handles
* @param {HTMLElement} element The element working as a set of content switcher buttons.
* @param {Object} [options] The component options.
* @param {string} [options.selectorButton] The CSS selector to find switcher buttons.
* @param {string} [options.selectorButtonSelected] The CSS selector to find the selected switcher button.
* @param {string} [options.classActive] The CSS class for switcher button's selected state.
* @param {string} [options.eventBeforeSelected]
* The name of the custom event fired before a switcher button is selected.
* Cancellation of this event stops selection of content switcher button.
* @param {string} [options.eventAfterSelected] The name of the custom event fired after a switcher button is selected.
*/
function ContentSwitcher(element, options) {
_classCallCheck(this, ContentSwitcher);
var _this = _possibleConstructorReturn(this, (ContentSwitcher.__proto__ || Object.getPrototypeOf(ContentSwitcher)).call(this, element, options));
_this.manage((0, _on2.default)(_this.element, 'click', function (event) {
_this._handleClick(event);
}));
return _this;
}
/**
* Handles click on content switcher button set.
* If the click is on a content switcher button, activates it.
* @param {Event} event The event triggering this method.
*/
_createClass(ContentSwitcher, [{
key: '_handleClick',
value: function _handleClick(event) {
var button = (0, _eventMatches2.default)(event, this.options.selectorButton);
if (button) {
this.changeState({
group: 'selected',
item: button,
launchingEvent: event
});
}
}
}, {
key: '_changeState',
value: function _changeState(detail, callback) {
var _this2 = this;
var item = detail.item;
// `options.selectorLink` is not defined in this class itself, code here primary is for inherited classes
var itemLink = item.querySelector(this.options.selectorLink);
if (itemLink) {
[].concat(_toConsumableArray(this.element.querySelectorAll(this.options.selectorLink))).forEach(function (link) {
if (link !== itemLink) {
link.setAttribute('aria-selected', 'false');
}
});
itemLink.setAttribute('aria-selected', 'true');
}
var selectorButtons = [].concat(_toConsumableArray(this.element.querySelectorAll(this.options.selectorButton)));
selectorButtons.forEach(function (button) {
if (button !== item) {
button.setAttribute('aria-selected', false);
button.classList.toggle(_this2.options.classActive, false);
[].concat(_toConsumableArray(button.ownerDocument.querySelectorAll(button.dataset.target))).forEach(function (element) {
element.setAttribute('hidden', '');
element.setAttribute('aria-hidden', 'true');
});
}
});
item.classList.toggle(this.options.classActive, true);
item.setAttribute('aria-selected', true);
[].concat(_toConsumableArray(item.ownerDocument.querySelectorAll(item.dataset.target))).forEach(function (element) {
element.removeAttribute('hidden');
element.setAttribute('aria-hidden', 'false');
});
if (callback) {
callback();
}
}
}, {
key: 'setActive',
value: function setActive(item, callback) {
this.changeState({
group: 'selected',
item: item
}, function (error) {
if (error) {
if (callback) {
callback(Object.assign(error, { item: item }));
}
} else if (callback) {
callback(null, item);
}
});
}
}], [{
key: 'options',
get: function get() {
var prefix = _settings2.default.prefix;
return {
selectorInit: '[data-content-switcher]',
selectorButton: 'input[type="radio"], .' + prefix + '--content-switcher-btn',
classActive: prefix + '--content-switcher--selected',
eventBeforeSelected: 'content-switcher-beingselected',
eventAfterSelected: 'content-switcher-selected'
};
}
}]);
return ContentSwitcher;
}((0, _mixin3.default)(_createComponent2.default, _initComponentBySearch2.default, _eventedState2.default, _handles2.default));
ContentSwitcher.components = new WeakMap();
exports.default = ContentSwitcher;
});