in AppRestrictionEnforcer/Application/src/main/java/com/example/android/apprestrictionenforcer/MainActivity.java [30:69]
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
if (null == savedInstanceState) {
DevicePolicyManager devicePolicyManager =
(DevicePolicyManager) getSystemService(Context.DEVICE_POLICY_SERVICE);
PackageManager packageManager = getPackageManager();
if (!devicePolicyManager.isProfileOwnerApp(getApplicationContext().getPackageName())) {
// If the managed profile is not yet set up, we show the setup screen.
showSetupProfile();
} else {
try {
int packageFlags;
if (Build.VERSION.SDK_INT < 24) {
//noinspection deprecation
packageFlags = PackageManager.GET_UNINSTALLED_PACKAGES;
} else {
packageFlags = PackageManager.MATCH_UNINSTALLED_PACKAGES;
}
ApplicationInfo info = packageManager.getApplicationInfo(
Constants.PACKAGE_NAME_APP_RESTRICTION_SCHEMA,
packageFlags);
if (0 == (info.flags & ApplicationInfo.FLAG_INSTALLED)) {
// Need to reinstall the sample app
showStatusProfile();
} else if (devicePolicyManager.isApplicationHidden(
EnforcerDeviceAdminReceiver.getComponentName(this),
Constants.PACKAGE_NAME_APP_RESTRICTION_SCHEMA)) {
// The app is installed but hidden in this profile
showStatusProfile();
} else {
// Everything is clear; show the main screen
showMainFragment();
}
} catch (PackageManager.NameNotFoundException e) {
showStatusProfile();
}
}
}
}