carbon-components
Version:
Carbon Components is a component library for IBM Cloud
230 lines (202 loc) • 8.59 kB
JavaScript
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(['exports', '../../globals/js/misc/mixin', '../../globals/js/mixins/create-component', '../../globals/js/mixins/init-component-by-search', '../../globals/js/mixins/handles', '../../globals/js/misc/on'], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require('../../globals/js/misc/mixin'), require('../../globals/js/mixins/create-component'), require('../../globals/js/mixins/init-component-by-search'), require('../../globals/js/mixins/handles'), require('../../globals/js/misc/on'));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.mixin, global.createComponent, global.initComponentBySearch, global.handles, global.on);
global.checkbox = mod.exports;
}
})(this, function (exports, _mixin2, _createComponent, _initComponentBySearch, _handles, _on) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _mixin3 = _interopRequireDefault(_mixin2);
var _createComponent2 = _interopRequireDefault(_createComponent);
var _initComponentBySearch2 = _interopRequireDefault(_initComponentBySearch);
var _handles2 = _interopRequireDefault(_handles);
var _on2 = _interopRequireDefault(_on);
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
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 stateChangeTypes = {
true: 'true',
false: 'false',
mixed: 'mixed'
};
var Checkbox = function (_mixin) {
_inherits(Checkbox, _mixin);
/**
* Checkbox UI.
* @extends CreateComponent
* @extends InitComponentBySearch
* @extends Handles
* @param {HTMLElement} element The element working as a checkbox UI.
*/
function Checkbox(element, options) {
_classCallCheck(this, Checkbox);
var _this = _possibleConstructorReturn(this, (Checkbox.__proto__ || Object.getPrototypeOf(Checkbox)).call(this, element, options));
_this.manage((0, _on2.default)(_this.element, 'click', function (event) {
_this._handleClick(event);
}));
_this.manage((0, _on2.default)(_this.element, 'focus', function (event) {
_this._handleFocus(event);
}));
_this.manage((0, _on2.default)(_this.element, 'blur', function (event) {
_this._handleBlur(event);
}));
_this._indeterminateCheckbox();
_this._initCheckbox();
return _this;
}
_createClass(Checkbox, [{
key: '_handleClick',
value: function _handleClick() {
if (this.element.checked === true) {
this.element.setAttribute('checked', '');
this.element.setAttribute('aria-checked', 'true');
this.element.checked = true;
// nested checkboxes inside labels
if (this.element.parentElement.classList.contains('bx--checkbox-label')) {
this.element.parentElement.setAttribute('data-contained-checkbox-state', 'true');
}
} else if (this.element.checked === false) {
this.element.removeAttribute('checked');
this.element.setAttribute('aria-checked', 'false');
this.element.checked = false;
// nested checkboxes inside labels
if (this.element.parentElement.classList.contains('bx--checkbox-label')) {
this.element.parentElement.setAttribute('data-contained-checkbox-state', 'false');
}
}
}
}, {
key: '_handleFocus',
value: function _handleFocus() {
if (this.element.parentElement.classList.contains('bx--checkbox-label')) {
this.element.parentElement.classList.add('bx--checkbox-label__focus');
}
}
}, {
key: '_handleBlur',
value: function _handleBlur() {
if (this.element.parentElement.classList.contains('bx--checkbox-label')) {
this.element.parentElement.classList.remove('bx--checkbox-label__focus');
}
}
}, {
key: 'setState',
value: function setState(state) {
if (state === undefined || stateChangeTypes[state] === undefined) {
throw new TypeError('setState expects a value of true, false or mixed.');
}
this.element.setAttribute('aria-checked', state);
this.element.indeterminate = state === stateChangeTypes.mixed;
this.element.checked = state === stateChangeTypes.true;
var container = this.element.closest('[data-contained-checkbox-state]');
if (container) {
container.setAttribute('data-contained-checkbox-state', state);
}
}
}, {
key: 'setDisabled',
value: function setDisabled(value) {
if (value === undefined) {
throw new TypeError('setDisabled expects a boolean value of true or false');
}
if (value === true) {
this.element.setAttribute('disabled', true);
} else if (value === false) {
this.element.removeAttribute('disabled');
}
var container = this.element.closest('[data-contained-checkbox-disabled]');
if (container) {
container.setAttribute('data-contained-checkbox-disabled', value);
}
}
}, {
key: '_indeterminateCheckbox',
value: function _indeterminateCheckbox() {
if (this.element.getAttribute('aria-checked') === 'mixed') {
this.element.indeterminate = true;
}
if (this.element.indeterminate === true) {
this.element.setAttribute('aria-checked', 'mixed');
}
if (this.element.parentElement.classList.contains('bx--checkbox-label') && this.element.indeterminate === true) {
this.element.parentElement.setAttribute('data-contained-checkbox-state', 'mixed');
}
}
}, {
key: '_initCheckbox',
value: function _initCheckbox() {
if (this.element.checked === true) {
this.element.setAttribute('aria-checked', 'true');
}
if (this.element.parentElement.classList.contains('bx--checkbox-label') && this.element.checked) {
this.element.parentElement.setAttribute('data-contained-checkbox-state', 'true');
}
if (this.element.parentElement.classList.contains('bx--checkbox-label')) {
this.element.parentElement.setAttribute('data-contained-checkbox-disabled', 'false');
}
if (this.element.parentElement.classList.contains('bx--checkbox-label') && this.element.disabled) {
this.element.parentElement.setAttribute('data-contained-checkbox-disabled', 'true');
}
}
}]);
return Checkbox;
}((0, _mixin3.default)(_createComponent2.default, _initComponentBySearch2.default, _handles2.default));
Checkbox.components = new WeakMap();
Checkbox.options = {
selectorInit: '.bx--checkbox'
};
Checkbox.stateChangeTypes = stateChangeTypes;
exports.default = Checkbox;
});