Android activity和进程是否在前台显示

来源：互联网发布：jd软件编辑：程序博客网时间：2024/06/01 09:57

/** * 判断某个界面是否在前台 * * @param context * @param className 某个界面名称 */public static boolean isForeground(Context context, String className) {    if (context == null || TextUtils.isEmpty(className)) {        return false;    }    ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);    List<ActivityManager.RunningTaskInfo> list = am.getRunningTasks(1);    if (list != null && list.size() > 0) {        ComponentName cpn = list.get(0).topActivity;        if (className.equals(cpn.getClassName())) {            return true;        }    }    return false;}

/** * 判断当前应用的是否为前台task * * @param context * @return * @author dujinyang */public static boolean isAppForgroud(Context context) {    if (context != null) {        String packName = context.getPackageName();        List<ActivityManager.RunningTaskInfo> rTasks = getRunningTask(context, 1);        if (rTasks == null)            return false;        ActivityManager.RunningTaskInfo task = rTasks.get(0);        return packName.equalsIgnoreCase(task.topActivity.getPackageName());    }    return false;}

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