1.判断是否运行
static boolean isAppRunning(Context context) {
ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
List list = null;
if (activityManager != null) {
list = activityManager.getRunningTasks(100);
}
if (list == null || list.size() 2.判断是否在前台
private static boolean isAppForeground(Context context) {
if (context != null) {
ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
List processes;
if (activityManager != null) {
processes = activityManager.getRunningAppProcesses();
} else {
return false;
}
for (ActivityManager.RunningAppProcessInfo processInfo : processes) {
if (processInfo.processName.equals(context.getPackageName())) {
MLog.i(FaceDetectionApp.TAG, "processInfo.importance = " + processInfo.importance);
if (processInfo.importance == ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND) {
return true;
}
}
}
}
return false;
}
3.判断是否在后台
通过1和2 可以判断后台
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/3127/viewspace-2806371/ ,如需转载,请注明出处,否则将追究法律责任。