export class MessageBox { static show ( message = "" , title ? , timeout ? ) { MessageBox . onNotify ( message , title , timeout ) ; } static onNotify ( message , title ? , timeout ? ) { window . alert ( message ) ; } ; show ( message = "" , title ? , timeout ? ) { this . onNotify ( message , title , timeout ) ; } onNotify ( message , title ? , timeout ? ) { window . alert ( message ) ; } ; }