Java tutorial
//package com.java2s; //License from project: Apache License import java.util.List; import android.app.ActivityManager; import android.app.ActivityManager.RunningTaskInfo; import android.content.ComponentName; import android.content.Context; public class Main { private static ComponentName getBaseActivity(Context context) { ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE); if (am == null) { return null; } List<RunningTaskInfo> info = am.getRunningTasks(1); if (info == null) { return null; } ComponentName activity = info.get(0).baseActivity; return activity; } }