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android.os.UserManager的实例源码

分类：Java实例代码作者：编程之家
项目：disablecamera    文件：disableCameraActivity.java    
private State getCurrentState() {
    ComponentName componentName = componentName();
    DevicePolicyManager policyManager =
            (DevicePolicyManager) getSystemService(Context.DEVICE_POLICY_SERVICE);
    if (!policyManager.isAdminActive(componentName)) {
        return State.NEEDS_PERMISSIONS;
    }
    if (!policyManager.getCameradisabled(componentName)) {
        return State.HAS_PERMISSIONS;
    }
    if (!policyManager.isDeviceOwnerApp(BuildConfig.APPLICATION_ID)) {
        return State.CAMERA_disABLED;
    }
    // Apparently we can't query for user restrictions,so just always set them if they're not
    // already set. We kNow that we're allowed to because we're the device owner.
    policyManager.addUserRestriction(componentName,UserManager.disALLOW_ADD_USER);
    policyManager.addUserRestriction(componentName,UserManager.disALLOW_FACTORY_RESET);
    return State.IS_DEVICE_OWNER;
}
项目：lineagex86    文件：SoundSettings.java    
@Override
public void onResume() {
    super.onResume();
    refreshNotificationListeners();
    lookupringtoneNames();
    updateNotificationPreferenceState();
    mSettingsObserver.register(true);
    mReceiver.register(true);
    updateRingPreference();
    updateEffectsSuppressor();
    for (VolumeSeekBarPreference volumePref : mVolumePrefs) {
        volumePref.onActivityResume();
    }
    if (mIncreasingRingVolume != null) {
        mIncreasingRingVolume.onActivityResume();
    }
    boolean isRestricted = mUserManager.hasUserRestriction(UserManager.disALLOW_ADJUST_VOLUME);
    for (String key : RESTRICTED_KEYS) {
        Preference pref = findPreference(key);
        if (pref != null) {
            pref.setEnabled(!isRestricted);
        }
    }
}
项目：LaunchEnr    文件：LauncherProvider.java    
/**
 * Creates workspace loader from an XML resource listed in the app restrictions.
 *
 * @return the loader if the restrictions are set and the resource exists; null otherwise.
 */
private AutoInstallsLayout createWorkspaceLoaderFromAppRestriction(AppWidgetHost widgetHost) {
    Context ctx = getContext();
    UserManager um = (UserManager) ctx.getSystemService(Context.USER_SERVICE);
    Bundle bundle = um.getApplicationRestrictions(ctx.getPackageName());
    if (bundle == null) {
        return null;
    }

    String packageName = bundle.getString(RESTRICTION_PACKAGE_NAME);
    if (packageName != null) {
        try {
            Resources targetResources = ctx.getPackageManager()
                    .getResourcesForApplication(packageName);
            return AutoInstallsLayout.get(ctx,packageName,targetResources,widgetHost,mOpenHelper);
        } catch (NameNotFoundException e) {
            e.printstacktrace();
            return null;
        }
    }
    return null;
}
项目：Taskbar    文件：ContextMenuActivity.java    
@TargetApi(Build.VERSION_CODES.N_MR1)
private int getLauncherShortcuts() {
    LauncherApps launcherApps = (LauncherApps) getSystemService(LAUNCHER_APPS_SERVICE);
    if(launcherApps.hasShortcutHostPermission()) {
        UserManager userManager = (UserManager) getSystemService(USER_SERVICE);

        LauncherApps.ShortcutQuery query = new LauncherApps.ShortcutQuery();
        query.setActivity(ComponentName.unflattenFromString(componentName));
        query.setQueryFlags(LauncherApps.ShortcutQuery.FLAG_MATCH_DYNAMIC
                | LauncherApps.ShortcutQuery.FLAG_MATCH_MANIFEST
                | LauncherApps.ShortcutQuery.FLAG_MATCH_PINNED);

        shortcuts = launcherApps.getShortcuts(query,userManager.getUserForSerialNumber(userId));
        if(shortcuts != null)
            return shortcuts.size();
    }

    return 0;
}
项目：mc_backup    文件：RestrictedProfiles.java    
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
public static boolean isRestrictedProfile(Context context) {
    if (Versions.preJBMR2) {
        // Early versions don't support restrictions at all
        return false;
    }

    final UserManager mgr = (UserManager) context.getSystemService(Context.USER_SERVICE);
    final Bundle restrictions = new Bundle();
    restrictions.putAll(mgr.getApplicationRestrictions(context.getPackageName()));
    restrictions.putAll(mgr.getUserRestrictions());

    for (String key : restrictions.keySet()) {
        if (restrictions.getBoolean(key)) {
            // At least one restriction is enabled -> We are a restricted profile
            return true;
        }
    }

    return false;
}
项目：android-testdpc    文件：ResetPasswordService.java    
@Override
public int onStartCommand(Intent intent,int flags,int startId) {
    createNotificationChannel();
    startForeground();

    if (getSystemService(UserManager.class).isUserUnlocked()
            || getActiveResetPasswordToken() == null) {
        stopSelf();
        mNm.cancel(NOTIFICATION_FOREGROUND);
        return START_NOT_STICKY;
    }
    IntentFilter filter = new IntentFilter();
    filter.addAction(ACTION_USER_UNLOCKED);
    filter.addAction(ACTION_RESET_PASSWORD);
    registerReceiver(receiver,filter);

    showNotification();
    return START_REDELIVER_INTENT;
}
项目：lineagex86    文件：ZenModeEventRuleSettings.java    
private static List<CalendarInfo> getCalendars(Context context) {
    final List<CalendarInfo> calendars = new ArrayList<>();
    for (UserHandle user : UserManager.get(context).getUserProfiles()) {
        final Context userContext = getContextForUser(context,user);
        if (userContext != null) {
            addCalendars(userContext,calendars);
        }
    }
    Collections.sort(calendars,CALENDAR_NAME);
    return calendars;
}
项目：LaunchEnr    文件：UninstallDropTarget.java    
public static boolean supportsDrop(Context context,Object info) {
    UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
    Bundle restrictions = userManager.getUserRestrictions();
    if (restrictions.getBoolean(UserManager.disALLOW_APPS_CONTROL,false)
            || restrictions.getBoolean(UserManager.disALLOW_UNINSTALL_APPS,false)) {
        return false;
    }

    return getUninstallTarget(context,info) != null;
}
项目：simple-keyboard    文件：UserManagerCompatUtils.java    
/**
 * Check if the calling user is running in an "unlocked" state. A user is unlocked only after
 * they've entered their credentials (such as a lock pattern or PIN),and credential-encrypted
 * private app data storage is available.
 * @param context context from which {@link UserManager} should be obtained.
 * @return One of {@link LockState}.
 */
@LockState
public static int getUserLockState(final Context context) {
    if (METHOD_isUserUnlocked == null) {
        return LOCK_STATE_UNKNowN;
    }
    final UserManager userManager = context.getSystemService(UserManager.class);
    if (userManager == null) {
        return LOCK_STATE_UNKNowN;
    }
    final Boolean result =
            (Boolean) CompatUtils.invoke(userManager,null,METHOD_isUserUnlocked);
    if (result == null) {
        return LOCK_STATE_UNKNowN;
    }
    return result ? LOCK_STATE_UNLOCKED : LOCK_STATE_LOCKED;
}
项目：chromium-for-android-56-debug-video    文件：SupervisedUserContentProvider.java    
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private void updateEnabledState() {
    // This method uses AppRestrictions directly,rather than using the Policy interface,// because it must be callable in contexts in which the native library hasn't been
    // loaded. It will always be called from a background thread (except possibly in tests)
    // so can get the App Restrictions synchronously.
    UserManager userManager = (UserManager) getContext().getSystemService(Context.USER_SERVICE);
    Bundle appRestrictions = userManager
            .getApplicationRestrictions(getContext().getPackageName());
    setEnabled(appRestrictions.getBoolean(SUPERVISED_USER_CONTENT_PROVIDER_ENABLED));
}
项目：FlickLauncher    文件：UninstallDropTarget.java    
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
public static boolean supportsDrop(Context context,Object info) {
    if (Utilities.ATLEAST_JB_MR2) {
        UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
        Bundle restrictions = userManager.getUserRestrictions();
        if (restrictions.getBoolean(UserManager.disALLOW_APPS_CONTROL,false)
                || restrictions.getBoolean(UserManager.disALLOW_UNINSTALL_APPS,false)) {
            return false;
        }
    }

    Pair<ComponentName,Integer> componentInfo = getAppInfoFlags(info);
    return componentInfo != null && (componentInfo.second & AppInfo.DOWNLOADED_FLAG) != 0;
}
项目：FlickLauncher    文件：LauncherProvider.java    
/**
 * Creates workspace loader from an XML resource listed in the app restrictions.
 *
 * @return the loader if the restrictions are set and the resource exists; null otherwise.
 */
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private AutoInstallsLayout createWorkspaceLoaderFromAppRestriction(AppWidgetHost widgetHost) {
    // UserManager.getApplicationRestrictions() requires minSdkVersion >= 18
    if (!Utilities.ATLEAST_JB_MR2) {
        return null;
    }

    Context ctx = getContext();
    UserManager um = (UserManager) ctx.getSystemService(Context.USER_SERVICE);
    Bundle bundle = um.getApplicationRestrictions(ctx.getPackageName());
    if (bundle == null) {
        return null;
    }

    String packageName = bundle.getString(RESTRICTION_PACKAGE_NAME);
    if (packageName != null) {
        try {
            Resources targetResources = ctx.getPackageManager()
                    .getResourcesForApplication(packageName);
            return AutoInstallsLayout.get(ctx,mOpenHelper);
        } catch (NameNotFoundException e) {
            Log.e(TAG,"Target package for restricted profile not found",e);
            return null;
        }
    }
    return null;
}
项目：AOSP-Kayboard-7.1.2    文件：UserManagerCompatUtils.java    
/**
 * Check if the calling user is running in an "unlocked" state. A user is unlocked only after
 * they've entered their credentials (such as a lock pattern or PIN),METHOD_isUserUnlocked);
    if (result == null) {
        return LOCK_STATE_UNKNowN;
    }
    return result ? LOCK_STATE_UNLOCKED : LOCK_STATE_LOCKED;
}
项目：SimpleUILauncher    文件：LauncherProvider.java    
/**
 * Creates workspace loader from an XML resource listed in the app restrictions.
 *
 * @return the loader if the restrictions are set and the resource exists; null otherwise.
 */
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private AutoInstallsLayout createWorkspaceLoaderFromAppRestriction(AppWidgetHost widgetHost) {
    // UserManager.getApplicationRestrictions() requires minSdkVersion >= 18
    if (!Utilities.ATLEAST_JB_MR2) {
        return null;
    }

    Context ctx = getContext();
    UserManager um = (UserManager) ctx.getSystemService(Context.USER_SERVICE);
    Bundle bundle = um.getApplicationRestrictions(ctx.getPackageName());
    if (bundle == null) {
        return null;
    }

    String packageName = bundle.getString(RESTRICTION_PACKAGE_NAME);
    if (packageName != null) {
        try {
            Resources targetResources = ctx.getPackageManager()
                    .getResourcesForApplication(packageName);
            return AutoInstallsLayout.get(ctx,e);
            return null;
        }
    }
    return null;
}
项目：appauth-android-codelab    文件：MainActivity.java    
private void getAppRestrictions(){
  RestrictionsManager restrictionsManager =
          (RestrictionsManager) this
                  .getSystemService(Context.RESTRICTIONS_SERVICE);

  Bundle appRestrictions = restrictionsManager.getApplicationRestrictions();

  // Block user if KEY_RESTRICTIONS_PENDING is true,and save login hint if available
  if(!appRestrictions.isEmpty()){
    if(appRestrictions.getBoolean(UserManager.
            KEY_RESTRICTIONS_PENDING)!=true){
      mLoginHint = appRestrictions.getString(LOGIN_HINT);
    }
    else {
      Toast.makeText(this,R.string.restrictions_pending_block_user,Toast.LENGTH_LONG).show();
      finish();
    }
  }
}
项目：mvp-helpers    文件：UserManagerLeaks.java    
/**
 * Dirty fix,since the UserManager.get() method is marked as hidden and can't be
 * accessed directly,the current solution it's to use reflection to invoke the get method.
 *
 * @param app - the Application instance where UserManager.get() will be triggered
 */
@TargetApi(17)
public static void fixLeakIngetmethod(Application app) {
    try {
        final Method m = UserManager.class.getmethod(GET_METHOD,Context.class);
        m.setAccessible(true);
        m.invoke(null,app);

        //above is reflection for below...
        //UserManager.get();
    } catch (Throwable e) {
        Log.e(TAG,e.getLocalizedMessage(),e.getCause());
    }
}
项目：Taskbar    文件：U.java    
private static void launchAndroidForWork(Context context,ComponentName componentName,Bundle bundle,long userId) {
    UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
    LauncherApps launcherApps = (LauncherApps) context.getSystemService(Context.LAUNCHER_APPS_SERVICE);

    try {
        launcherApps.startMainActivity(componentName,userManager.getUserForSerialNumber(userId),bundle);
    } catch (ActivityNotFoundException | NullPointerException e) { /* Gracefully fail */ }
}
项目：Taskbar    文件：AppEntry.java    
public long getUserId(Context context) {
    if(userId == null) {
        UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
        return userManager.getSerialNumberForUser(Process.myUserHandle());
    } else
        return userId;
}
项目：Taskbar    文件：IconCache.java    
public Drawable getIcon(Context context,PackageManager pm,LauncherActivityInfo appInfo) {
    UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
    String name = appInfo.getComponentName().flattenToString() + ":" + userManager.getSerialNumberForUser(appInfo.getUser());

    BitmapDrawable drawable;

    synchronized (drawables) {
        drawable = drawables.get(name);
        if(drawable == null) {
            Drawable loadedIcon = loadIcon(context,pm,appInfo);

            if(loadedIcon instanceof BitmapDrawable)
                drawable = (BitmapDrawable) loadedIcon;
            else {
                int width = Math.max(loadedIcon.getIntrinsicWidth(),1);
                int height = Math.max(loadedIcon.getIntrinsicHeight(),1);

                Bitmap bitmap = Bitmap.createBitmap(width,height,Bitmap.Config.ARGB_8888);
                Canvas canvas = new Canvas(bitmap);

                loadedIcon.setBounds(0,canvas.getWidth(),canvas.getHeight());
                loadedIcon.draw(canvas);

                drawable = new BitmapDrawable(context.getResources(),bitmap);
            }

            drawables.put(name,drawable);
        }
    }

    return drawable;
}
项目：SimplOS    文件：UninstallDropTarget.java    
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
public static boolean supportsDrop(Context context,Integer> componentInfo = getAppInfoFlags(info);
    return componentInfo != null && (componentInfo.second & AppInfo.DOWNLOADED_FLAG) != 0;
}
项目：SimplOS    文件：LauncherClings.java    
/** Returns whether the clings are enabled or should be shown */
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private boolean areClingsEnabled() {
    // disable clings when running in a test harness
    if(ActivityManager.isRunningInTestHarness()) return false;

    // disable clings for accessibility when explore by touch is enabled
    final AccessibilityManager a11yManager = (AccessibilityManager) mLauncher.getSystemService(
            Launcher.ACCESSIBILITY_SERVICE);
    if (a11yManager.isTouchExplorationEnabled()) {
        return false;
    }

    // Restricted secondary users (child mode) will potentially have very few apps
    // seeded when they start up for the first time. Clings won't work well with that
    if (Utilities.ATLEAST_JB_MR2) {
        UserManager um = (UserManager) mLauncher.getSystemService(Context.USER_SERVICE);
        Bundle restrictions = um.getUserRestrictions();
        if (restrictions.getBoolean(UserManager.disALLOW_MODIFY_ACCOUNTS,false)) {
            return false;
        }
    }
    if (Settings.Secure.getInt(mLauncher.getContentResolver(),SKIP_FirsT_USE_HINTS,0)
            == 1) {
        return false;
    }
    return true;
}
项目：SimplOS    文件：LauncherProvider.java    
/**
 * Creates workspace loader from an XML resource listed in the app restrictions.
 *
 * @return the loader if the restrictions are set and the resource exists; null otherwise.
 */
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private AutoInstallsLayout createWorkspaceLoaderFromAppRestriction() {
    // UserManager.getApplicationRestrictions() requires minSdkVersion >= 18
    if (!Utilities.ATLEAST_JB_MR2) {
        return null;
    }

    Context ctx = getContext();
    UserManager um = (UserManager) ctx.getSystemService(Context.USER_SERVICE);
    Bundle bundle = um.getApplicationRestrictions(ctx.getPackageName());
    if (bundle == null) {
        return null;
    }

    String packageName = bundle.getString(RESTRICTION_PACKAGE_NAME);
    if (packageName != null) {
        try {
            Resources targetResources = ctx.getPackageManager()
                    .getResourcesForApplication(packageName);
            return AutoInstallsLayout.get(ctx,mOpenHelper.mAppWidgetHost,e);
            return null;
        }
    }
    return null;
}
项目：AndroidChromium    文件：AccountManagementFragment.java    
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private boolean canAddAccounts() {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) return true;

    UserManager userManager = (UserManager) getActivity()
            .getSystemService(Context.USER_SERVICE);
    return !userManager.hasUserRestriction(UserManager.disALLOW_MODIFY_ACCOUNTS);
}
项目：AndroidChromium    文件：FeatureUtilities.java    
@SuppressLint("InlinedApi")
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private static boolean hasSyncPermissions(Context context) {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) return true;

    UserManager manager = (UserManager) context.getSystemService(Context.USER_SERVICE);
    Bundle userRestrictions = manager.getUserRestrictions();
    return !userRestrictions.getBoolean(UserManager.disALLOW_MODIFY_ACCOUNTS,false);
}
项目：AndroidChromium    文件：SupervisedUserContentProvider.java    
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private void updateEnabledState() {
    // This method uses AppRestrictions directly,// because it must be callable in contexts in which the native library hasn't been
    // loaded. It will always be called from a background thread (except possibly in tests)
    // so can get the App Restrictions synchronously.
    UserManager userManager = (UserManager) getContext().getSystemService(Context.USER_SERVICE);
    Bundle appRestrictions = userManager
            .getApplicationRestrictions(getContext().getPackageName());
    setEnabled(appRestrictions.getBoolean(SUPERVISED_USER_CONTENT_PROVIDER_ENABLED));
}
项目：Trebuchet    文件：UninstallDropTarget.java    
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
public static boolean supportsDrop(Context context,Integer> componentInfo = getAppInfoFlags(info);
    return componentInfo != null && (componentInfo.second & AppInfo.DOWNLOADED_FLAG) != 0;
}
项目：Trebuchet    文件：LauncherClings.java    
/** Returns whether the clings are enabled or should be shown */
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private boolean areClingsEnabled() {
    // disable clings when running in a test harness
    if(ActivityManager.isRunningInTestHarness()) return false;

    // disable clings for accessibility when explore by touch is enabled
    final AccessibilityManager a11yManager = (AccessibilityManager) mLauncher.getSystemService(
            Launcher.ACCESSIBILITY_SERVICE);
    if (a11yManager.isTouchExplorationEnabled()) {
        return false;
    }

    // Restricted secondary users (child mode) will potentially have very few apps
    // seeded when they start up for the first time. Clings won't work well with that
    if (Utilities.ATLEAST_JB_MR2) {
        UserManager um = (UserManager) mLauncher.getSystemService(Context.USER_SERVICE);
        Bundle restrictions = um.getUserRestrictions();
        if (restrictions.getBoolean(UserManager.disALLOW_MODIFY_ACCOUNTS,0)
            == 1) {
        return false;
    }
    return true;
}
项目：Superuser-UI    文件：Settings.java    
@SuppressLint("NewApi")
public static boolean isAdminUser(Context context) {
    final UserManager um = (UserManager) context.getSystemService(Context.USER_SERVICE);
    try {
        Method getUserHandle = UserManager.class.getmethod("getUserHandle");
        int userHandle = (Integer)getUserHandle.invoke(um);
        return userHandle == 0;

    } catch (Exception ex) {
        return true;
    }
}
项目：365browser    文件：AppRestrictionsprovider.java    
public AppRestrictionsprovider(Context context) {
    super(context);

    // getApplicationRestrictions method of UserManager was introduced in JELLY_BEAN_MR2.
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
        mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
    } else {
        mUserManager = null;
    }
}
项目：365browser    文件：AccountManagementFragment.java    
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private boolean canAddAccounts() {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) return true;

    UserManager userManager = (UserManager) getActivity()
            .getSystemService(Context.USER_SERVICE);
    return !userManager.hasUserRestriction(UserManager.disALLOW_MODIFY_ACCOUNTS);
}
项目：365browser    文件：FeatureUtilities.java    
@SuppressLint("InlinedApi")
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private static boolean hasSyncPermissions(Context context) {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) return true;

    UserManager manager = (UserManager) context.getSystemService(Context.USER_SERVICE);
    Bundle userRestrictions = manager.getUserRestrictions();
    return !userRestrictions.getBoolean(UserManager.disALLOW_MODIFY_ACCOUNTS,false);
}
项目：365browser    文件：SupervisedUserContentProvider.java    
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private void updateEnabledState() {
    // This method uses AppRestrictions directly,// because it must be callable in contexts in which the native library hasn't been
    // loaded. It will always be called from a background thread (except possibly in tests)
    // so can get the App Restrictions synchronously.
    UserManager userManager = (UserManager) getContext().getSystemService(Context.USER_SERVICE);
    Bundle appRestrictions = userManager
            .getApplicationRestrictions(getContext().getPackageName());
    setEnabled(appRestrictions.getBoolean(SUPERVISED_USER_CONTENT_PROVIDER_ENABLED));
}
项目：android-testdpc    文件：DeviceAdminReceiver.java    
@TargetApi(Build.VERSION_CODES.O)
@Override
public void onUserAdded(Context context,Intent intent,UserHandle newUser) {
    UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
    String message = context.getString(R.string.on_user_added_message,userManager.getSerialNumberForUser(newUser));
    Log.i(TAG,message);
    NotificationUtil.showNotification(context,R.string.on_user_added_title,message,NotificationUtil.USER_ADDED_NOTIFICATION_ID);
}
项目：android-testdpc    文件：DeviceAdminReceiver.java    
@TargetApi(Build.VERSION_CODES.O)
@Override
public void onUserRemoved(Context context,UserHandle removedUser) {
    UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
    String message = context.getString(R.string.on_user_removed_message,userManager.getSerialNumberForUser(removedUser));
    Log.i(TAG,R.string.on_user_removed_title,NotificationUtil.USER_REMOVED_NOTIFICATION_ID);
}
项目：android-testdpc    文件：PolicyManagementFragment.java    
@Override
public void onCreate(Bundle savedInstanceState) {
    mAdminComponentName = DeviceAdminReceiver.getComponentName(getActivity());
    mDevicePolicyManager = (DevicePolicyManager) getActivity().getSystemService(
            Context.DEVICE_POLICY_SERVICE);
    mUserManager = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
    mTelephonyManager = (TelephonyManager) getActivity()
            .getSystemService(Context.TELEPHONY_SERVICE);
    mPackageManager = getActivity().getPackageManager();
    mPackageName = getActivity().getPackageName();

    mImageUri = getStorageUri("image.jpg");
    mVideoUri = getStorageUri("video.mp4");
    super.onCreate(savedInstanceState);
}
项目：android-testdpc    文件：UserRestrictionsdisplayFragment.java    
@Override
public void onCreate(Bundle savedInstanceState) {
    mDevicePolicyManager = (DevicePolicyManager) getActivity().getSystemService(
            Context.DEVICE_POLICY_SERVICE);
    mUserManager = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
    mAdminComponentName = DeviceAdminReceiver.getComponentName(getActivity());
    super.onCreate(savedInstanceState);
    getActivity().getActionBar().setTitle(R.string.user_restrictions_management_title);
}
项目：android-testdpc    文件：AddAccountActivity.java    
private void disableuserRestrictions() {
    if (BuildCompat.isAtLeastN()) {
        // DPC is allowed to bypass disALLOW_MODIFY_ACCOUNTS on N or above.
        Log.v(TAG,"skip disabling user restriction on N or above");
        return;
    }
    Log.v(TAG,"disabling user restrictions");
    mdisallowModifyAccounts =
            mUserManager.hasUserRestriction(UserManager.disALLOW_MODIFY_ACCOUNTS);
    mDevicePolicyManager
            .clearUserRestriction(mAdminComponentName,UserManager.disALLOW_MODIFY_ACCOUNTS);
}
项目：android-testdpc    文件：AddAccountActivity.java    
private void restoreUserRestrictions() {
    if (BuildCompat.isAtLeastN()) {
        // DPC is allowed to bypass disALLOW_MODIFY_ACCOUNTS on N or above.
        Log.v(TAG,"skip restoring user restrictions on N or above");
        return;
    }
    Log.v(TAG,"restoring user restrictions");
    if (mdisallowModifyAccounts) {
        mDevicePolicyManager
                .addUserRestriction(mAdminComponentName,UserManager.disALLOW_MODIFY_ACCOUNTS);
    }
}
项目：android-testdpc    文件：Util.java    
@TargetApi(VERSION_CODES.M)
public static boolean isPrimaryUser(Context context) {
    if (isAtLeastM()) {
        UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
        return userManager.isSystemUser();
    } else {
        // Assume only DO can be primary user. This is not perfect but the cases in which it is
        // wrong are uncommon and require adb to set up.
        return isDeviceOwner(context);
    }
}
项目：android-testdpc    文件：BindDeviceAdminFragment.java    
@Override
public void onCreatePreferences(Bundle savedInstanceState,String rootKey) {
    addPreferencesFromresource(R.xml.bind_device_admin_policies);
    mUserManager = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);

    mHideLauncherIconPreference =
            (DpcSwitchPreference) findPreference(KEY_HIDE_PO_LAUNCHER_ICON);
    mHideLauncherIconPreference.setonPreferencechangelistener(this);

    mInstallCaCertificatePreference = (DpcPreference) findPreference(
            KEY_INSTALL_CA_CERTIFICATE);
    mInstallCaCertificatePreference.setonPreferenceClickListener(
            preference -> {
                Util.showFileViewerForImportingCertificate(this,INSTALL_CA_CERTIFICATE_REQUEST_CODE);
                return true;
            }
    );

    // Hiding the launcher icon doesn't make sense for secondary users,so we disable the option
    mHideLauncherIconPreference.setCustomConstraint(
            getCustomConstraint(R.string.po_user_is_secondary));

    // Installing certificates makes sense for managed profile and secondary users.
    mInstallCaCertificatePreference.setCustomConstraint(
            getCustomConstraint(NO_CUSTOM_CONSTRIANT));
}

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