Overwolf - EventBus example with trigger to close the app from the main visible window

gistfile1.txt

// event-bus.js
let _listeners = [];

function addListener(eventName, eventHandler) {
	_listeners.push({ eventName: eventName, handler: eventHandler });
}

function trigger(eventName, data, log = false) {
	for (let listener of _listeners) {
		if (listener.eventName == eventName)
		{
			listener.handler(data);
		}
	}
}

export default {
	addListener,
	trigger
}

// background.js
import EventBus from "../../common/services/event-bus";

window.eventBus = EventBus;
window.eventBus.addListener(Events.CLOSE_APP, this.onCloseApp.bind(this));

onCloseApp() {
    window.close();
}

// mainwindow.js
let background = overwolf.windows.getMainWindow();
background.eventBus.trigger(Events.CLOSE_APP);