| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.systemui.statusbar.notification; |
| |
| import android.content.Context; |
| import android.util.ArraySet; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.systemui.statusbar.NotificationLockscreenUserManager; |
| import com.android.systemui.statusbar.phone.UnlockMethodCache; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| /** |
| * A controller which dynamically controls the visibility of Notification content |
| */ |
| @Singleton |
| public class DynamicPrivacyController implements UnlockMethodCache.OnUnlockMethodChangedListener { |
| |
| private final UnlockMethodCache mUnlockMethodCache; |
| private final NotificationLockscreenUserManager mLockscreenUserManager; |
| private ArraySet<Listener> mListeners = new ArraySet<>(); |
| |
| private boolean mLastDynamicUnlocked; |
| private boolean mCacheInvalid; |
| |
| @Inject |
| DynamicPrivacyController(Context context, |
| NotificationLockscreenUserManager notificationLockscreenUserManager) { |
| this(notificationLockscreenUserManager, UnlockMethodCache.getInstance(context)); |
| } |
| |
| @VisibleForTesting |
| DynamicPrivacyController(NotificationLockscreenUserManager notificationLockscreenUserManager, |
| UnlockMethodCache unlockMethodCache) { |
| mLockscreenUserManager = notificationLockscreenUserManager; |
| mUnlockMethodCache = unlockMethodCache; |
| mUnlockMethodCache.addListener(this); |
| mLastDynamicUnlocked = isDynamicallyUnlocked(); |
| } |
| |
| @Override |
| public void onUnlockMethodStateChanged() { |
| if (isDynamicPrivacyEnabled()) { |
| // We only want to notify our listeners if dynamic privacy is actually active |
| boolean dynamicallyUnlocked = isDynamicallyUnlocked(); |
| if (dynamicallyUnlocked != mLastDynamicUnlocked || mCacheInvalid) { |
| mLastDynamicUnlocked = dynamicallyUnlocked; |
| for (Listener listener : mListeners) { |
| listener.onDynamicPrivacyChanged(); |
| } |
| } |
| mCacheInvalid = false; |
| } else { |
| mCacheInvalid = true; |
| } |
| } |
| |
| private boolean isDynamicPrivacyEnabled() { |
| return !mLockscreenUserManager.shouldHideNotifications( |
| mLockscreenUserManager.getCurrentUserId()); |
| } |
| |
| public boolean isDynamicallyUnlocked() { |
| return mUnlockMethodCache.canSkipBouncer() && isDynamicPrivacyEnabled(); |
| } |
| |
| public void addListener(Listener listener) { |
| mListeners.add(listener); |
| } |
| |
| public interface Listener { |
| void onDynamicPrivacyChanged(); |
| } |
| } |