class_export_extends.ts

export class App {
    _id: number = -1

    constructor() {
    }
}


// index
export { App } from './framework/app'

// app use 
import { App } from './index'

export default class Samples extends App {

    onCreate(): void {
        console.log('--- app created ---')
    }

    onShow(): void {
        console.log('--- app show ---')
    }

    onHide(): void {
        console.log('--- app hide ---')
    }

    onDestroy(): void {
        console.log('--- app destroy ---')
    }
}