android判断是否后台运行

来源：互联网发布：js随机数1到10 编辑：程序博客网时间：2024/06/07 00:17

public static boolean isBackground(Context context) {    ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);    List<ActivityManager.RunningAppProcessInfo> appProcesses = activityManager.getRunningAppProcesses();    for (ActivityManager.RunningAppProcessInfo appProcess : appProcesses) {        if (appProcess.processName.equals(context.getPackageName())) {            /*            BACKGROUND=400 EMPTY=500 FOREGROUND=100            GONE=1000 PERCEPTIBLE=130 SERVICE=300 ISIBLE=200             */            if (appProcess.importance != ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND&&                    appProcess.importance != ActivityManager.RunningAppProcessInfo.IMPORTANCE_VISIBLE                    ) {                Log.i("zfc_agoo", "trur:" + appProcess.processName);                return true;            } else {                Log.i("zfc_agoo", "trur:" + appProcess.processName);                return false;            }        }    }    return false;}

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