web - Communicate with launching app from Google Hangout -

i'm launching google hangout webapp. want pass data webapp hangout window, , webapp. able pass data server ajax post hangout window, however, have send launching browser server.

is there direct line of communication launching app google hangouts app? i'm pretty new webdev, might obvious question.

well thing trying achieve here , post data hangout app , web application server, , posting data hangout app webserver.you can write route in application 1 running on web server return data trying fetch , again in hangout app can make ajax action required data in form of json or required format, , grap result in success callback of ajax.

example call:-

    $.ajax({             type : "get",             url:'/your_route_on_web_application/to_return_the_requested_data',             data : { any_data_you_want_to_pass: random_data},             datatype : 'json',             success : function(data) { // want received data             }         });