Come eseguire le attività in Panoramica La schermata appare come Chrome?

Question

Queste schede di Google sembrano insieme.

Ho provato, ma non funziona. bandiere intento ho cercato
FLAG_ACTIVITY_NEW_DOCUMENT
FLAG_ACTIVITY_MULTIPLE_TASK
FLAG_ACTIVITY_REORDER_TO_FRONT

Intent intent = new Intent(mActivity, ***.class); 
intent.addFlags(***); 
ActivityManager activityManager = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE); 
List<ActivityManager.AppTask> appTasks = activityManager.getAppTasks(); 
ActivityManager.AppTask appTask = appTasks.get(0); 
appTask.startActivity(mActivity, intent, null); 

Answer 1

Intent intent = new Intent(this, .class); 
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT); 
intent.addFlags(Intent.FLAG_ACTIVITY_MULTIPLE_TASK); 
startActivity(intent, 
     ActivityOptions.makeTaskLaunchBehind().toBundle());