exbert-project/exbert

1/**2 * Created by hen on 5/15/17.3 * Modified by hoo on 4/16/19.4 */5export class SimpleEventHandler {6 7    element: Element;8    eventListeners: object[];9 10    constructor(element: Element) {11        this.element = element;12        this.eventListeners = []13    }14 15    bind(eventNames: string, eventFunction: Function) {16        for (const eventName of eventNames.split(' ')) {17            this.eventListeners.push({eventName, eventFunction});18            const eventFunctionWrap = e => eventFunction(e.detail, e);19            this.element.addEventListener(eventName, eventFunctionWrap, false);20        }21    }22 23    getListeners() {24        return this.eventListeners;25    }26 27    trigger(eventName: string, detail: object) {28        this.element.dispatchEvent(new CustomEvent(eventName, {detail}));29    }30}