carbon-components
Version:
Carbon Components is a component library for IBM Cloud
57 lines (43 loc) • 2.85 kB
JavaScript
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 on from '../misc/on';
import handles from './handles';
function trackBlur(ToMix) {
var TrackBlur = function (_ToMix) {
_inherits(TrackBlur, _ToMix);
/**
* Mix-in class to add an handler for losing focus.
* @extends Handles
* @param {HTMLElement} element The element working as this component.
* @param {Object} [options] The component options.
*/
function TrackBlur(element, options) {
_classCallCheck(this, TrackBlur);
var _this = _possibleConstructorReturn(this, (TrackBlur.__proto__ || Object.getPrototypeOf(TrackBlur)).call(this, element, options));
var hasFocusin = 'onfocusin' in window;
var focusinEventName = hasFocusin ? 'focusin' : 'focus';
_this.manage(on(_this.element.ownerDocument, focusinEventName, function (event) {
if (!_this.element.contains(event.target)) {
_this.handleBlur(event);
}
}, !hasFocusin));
return _this;
}
/**
* The method called when this component loses focus.
* @abstract
*/
_createClass(TrackBlur, [{
key: 'handleBlur',
value: function handleBlur() {
throw new Error('Components inheriting TrackBlur mix-in must implement handleBlur() method.');
}
}]);
return TrackBlur;
}(ToMix);
return TrackBlur;
}
var exports = [handles, trackBlur];
export default exports;