android 获取栈顶activity,ActivityManager(一)--获取栈顶Activity及其所属进程_Yan Gu的博客

//获取栈顶Activity及其所属进程public static String getTopActivityNameAndProcessName(Context context){String processName=null;String topActivityName=null; ActivityManager activityManager =(ActivityManager)(context.getSystemService(android.content.Context.ACTIVITY_SERVICE )) ; List runningTaskInfos = activityManager.getRunningTasks(1) ; if(runningTaskInfos != null){ ComponentName f=runningTaskInfos.get(0).topActivity; String topActivityClassName=f.getClassName(); String temp[]=topActivityClassName.split("\."); //栈顶Activity的名称 topActivityName=temp[temp.length-1]; int index=topActivityClassName.lastIndexOf("."); //栈顶Activity所属进程的名称 processName=topActivityClassName.substring(0, index); System.out.println("---->topActivityName="+topActivityName+",processName="+processName); } return topActivityName+","+processName;}//获取栈顶Activity及其所属进程public static String ge