Package to communicate between iframes and application.
Case 1: You would like to receive the logged user name from your web application into your iframe. 1. Create a getter on your parent window < iframe src ="about.html "name ="about "> </ iframe > const iframessa = require ( 'iframessa' ) ; iframessa . getter ( 'userName' , ( { data, sender} ) => { return 'Matheus Cristian' ; } ) ; 2. Call the getter on your child window const iframessa = require ( 'iframessa' ) ; iframessa . register ( 'about' ) ; iframessa . get ( 'userName' ) . then ( ( { data, sender} ) => { console . log ( data ) ; // Matheus Cristian console . log ( sender ) ; // parent object } , data ) ; Case 2: You would like to emit an event with a data from your child window to your parent 1. Emit a message to your parent window from your iframe const iframessa = require ( 'iframessa' ) ; iframessa . emit ( 'action' , 'logout' ) ; This will emit a'action' event to your parent with the data'logout'.Note that the data can be an object as well.
2. Make your parent watch the'action' event const iframessa = require ( 'iframessa' ) ; iframessa . on ( 'action' , ( { data, sender} ) => { console . log ( data ) ; // logout } ) ; You can emit something to a specific child window withiframessa.modules.about.emit(event, data);