| /* |
| * Copyright (C) 2015 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.tuner; |
| |
| import static com.android.systemui.Dependency.BG_HANDLER_NAME; |
| |
| import android.app.ActivityManager; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.UserInfo; |
| import android.database.ContentObserver; |
| import android.net.Uri; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.os.UserManager; |
| import android.provider.Settings; |
| import android.provider.Settings.Secure; |
| import android.text.TextUtils; |
| import android.util.ArrayMap; |
| import android.util.ArraySet; |
| |
| import com.android.internal.util.ArrayUtils; |
| import com.android.systemui.DemoMode; |
| import com.android.systemui.qs.QSTileHost; |
| import com.android.systemui.settings.CurrentUserTracker; |
| import com.android.systemui.statusbar.phone.StatusBarIconController; |
| import com.android.systemui.util.leak.LeakDetector; |
| |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import javax.inject.Inject; |
| import javax.inject.Named; |
| import javax.inject.Singleton; |
| |
| |
| /** |
| */ |
| @Singleton |
| public class TunerServiceImpl extends TunerService { |
| |
| private static final String TUNER_VERSION = "sysui_tuner_version"; |
| |
| private static final int CURRENT_TUNER_VERSION = 4; |
| |
| // Things that use the tunable infrastructure but are now real user settings and |
| // shouldn't be reset with tuner settings. |
| private static final String[] RESET_BLACKLIST = new String[] { |
| QSTileHost.TILES_SETTING, |
| Settings.Secure.DOZE_ALWAYS_ON |
| }; |
| |
| private final Observer mObserver = new Observer(); |
| // Map of Uris we listen on to their settings keys. |
| private final ArrayMap<Uri, String> mListeningUris = new ArrayMap<>(); |
| // Map of settings keys to the listener. |
| private final HashMap<String, Set<Tunable>> mTunableLookup = new HashMap<>(); |
| // Set of all tunables, used for leak detection. |
| private final HashSet<Tunable> mTunables = LeakDetector.ENABLED ? new HashSet<>() : null; |
| private final Context mContext; |
| private final LeakDetector mLeakDetector; |
| |
| private ContentResolver mContentResolver; |
| private int mCurrentUser; |
| private CurrentUserTracker mUserTracker; |
| |
| /** |
| */ |
| @Inject |
| public TunerServiceImpl(Context context, @Named(BG_HANDLER_NAME) Handler bgHandler, |
| LeakDetector leakDetector) { |
| mContext = context; |
| mContentResolver = mContext.getContentResolver(); |
| mLeakDetector = leakDetector; |
| |
| for (UserInfo user : UserManager.get(mContext).getUsers()) { |
| mCurrentUser = user.getUserHandle().getIdentifier(); |
| if (getValue(TUNER_VERSION, 0) != CURRENT_TUNER_VERSION) { |
| upgradeTuner(getValue(TUNER_VERSION, 0), CURRENT_TUNER_VERSION, bgHandler); |
| } |
| } |
| |
| mCurrentUser = ActivityManager.getCurrentUser(); |
| mUserTracker = new CurrentUserTracker(mContext) { |
| @Override |
| public void onUserSwitched(int newUserId) { |
| mCurrentUser = newUserId; |
| reloadAll(); |
| reregisterAll(); |
| } |
| }; |
| mUserTracker.startTracking(); |
| } |
| |
| @Override |
| public void destroy() { |
| mUserTracker.stopTracking(); |
| } |
| |
| private void upgradeTuner(int oldVersion, int newVersion, Handler bgHandler) { |
| if (oldVersion < 1) { |
| String blacklistStr = getValue(StatusBarIconController.ICON_BLACKLIST); |
| if (blacklistStr != null) { |
| ArraySet<String> iconBlacklist = |
| StatusBarIconController.getIconBlacklist(blacklistStr); |
| |
| iconBlacklist.add("rotate"); |
| iconBlacklist.add("headset"); |
| |
| Settings.Secure.putStringForUser(mContentResolver, |
| StatusBarIconController.ICON_BLACKLIST, |
| TextUtils.join(",", iconBlacklist), mCurrentUser); |
| } |
| } |
| if (oldVersion < 2) { |
| setTunerEnabled(mContext, false); |
| } |
| // 3 Removed because of a revert. |
| if (oldVersion < 4) { |
| // Delay this so that we can wait for everything to be registered first. |
| final int user = mCurrentUser; |
| bgHandler.postDelayed( |
| () -> clearAllFromUser(user), 5000); |
| } |
| setValue(TUNER_VERSION, newVersion); |
| } |
| |
| @Override |
| public String getValue(String setting) { |
| return Settings.Secure.getStringForUser(mContentResolver, setting, mCurrentUser); |
| } |
| |
| @Override |
| public void setValue(String setting, String value) { |
| Settings.Secure.putStringForUser(mContentResolver, setting, value, mCurrentUser); |
| } |
| |
| @Override |
| public int getValue(String setting, int def) { |
| return Settings.Secure.getIntForUser(mContentResolver, setting, def, mCurrentUser); |
| } |
| |
| @Override |
| public String getValue(String setting, String def) { |
| String ret = Secure.getStringForUser(mContentResolver, setting, mCurrentUser); |
| if (ret == null) return def; |
| return ret; |
| } |
| |
| @Override |
| public void setValue(String setting, int value) { |
| Settings.Secure.putIntForUser(mContentResolver, setting, value, mCurrentUser); |
| } |
| |
| @Override |
| public void addTunable(Tunable tunable, String... keys) { |
| for (String key : keys) { |
| addTunable(tunable, key); |
| } |
| } |
| |
| private void addTunable(Tunable tunable, String key) { |
| if (!mTunableLookup.containsKey(key)) { |
| mTunableLookup.put(key, new ArraySet<Tunable>()); |
| } |
| mTunableLookup.get(key).add(tunable); |
| if (LeakDetector.ENABLED) { |
| mTunables.add(tunable); |
| mLeakDetector.trackCollection(mTunables, "TunerService.mTunables"); |
| } |
| Uri uri = Settings.Secure.getUriFor(key); |
| if (!mListeningUris.containsKey(uri)) { |
| mListeningUris.put(uri, key); |
| mContentResolver.registerContentObserver(uri, false, mObserver, mCurrentUser); |
| } |
| // Send the first state. |
| String value = Settings.Secure.getStringForUser(mContentResolver, key, mCurrentUser); |
| tunable.onTuningChanged(key, value); |
| } |
| |
| @Override |
| public void removeTunable(Tunable tunable) { |
| for (Set<Tunable> list : mTunableLookup.values()) { |
| list.remove(tunable); |
| } |
| if (LeakDetector.ENABLED) { |
| mTunables.remove(tunable); |
| } |
| } |
| |
| protected void reregisterAll() { |
| if (mListeningUris.size() == 0) { |
| return; |
| } |
| mContentResolver.unregisterContentObserver(mObserver); |
| for (Uri uri : mListeningUris.keySet()) { |
| mContentResolver.registerContentObserver(uri, false, mObserver, mCurrentUser); |
| } |
| } |
| |
| private void reloadSetting(Uri uri) { |
| String key = mListeningUris.get(uri); |
| Set<Tunable> tunables = mTunableLookup.get(key); |
| if (tunables == null) { |
| return; |
| } |
| String value = Settings.Secure.getStringForUser(mContentResolver, key, mCurrentUser); |
| for (Tunable tunable : tunables) { |
| tunable.onTuningChanged(key, value); |
| } |
| } |
| |
| private void reloadAll() { |
| for (String key : mTunableLookup.keySet()) { |
| String value = Settings.Secure.getStringForUser(mContentResolver, key, |
| mCurrentUser); |
| for (Tunable tunable : mTunableLookup.get(key)) { |
| tunable.onTuningChanged(key, value); |
| } |
| } |
| } |
| |
| @Override |
| public void clearAll() { |
| clearAllFromUser(mCurrentUser); |
| } |
| |
| public void clearAllFromUser(int user) { |
| // A couple special cases. |
| Settings.Global.putString(mContentResolver, DemoMode.DEMO_MODE_ALLOWED, null); |
| Intent intent = new Intent(DemoMode.ACTION_DEMO); |
| intent.putExtra(DemoMode.EXTRA_COMMAND, DemoMode.COMMAND_EXIT); |
| mContext.sendBroadcast(intent); |
| |
| for (String key : mTunableLookup.keySet()) { |
| if (ArrayUtils.contains(RESET_BLACKLIST, key)) { |
| continue; |
| } |
| Settings.Secure.putStringForUser(mContentResolver, key, null, user); |
| } |
| } |
| |
| private class Observer extends ContentObserver { |
| public Observer() { |
| super(new Handler(Looper.getMainLooper())); |
| } |
| |
| @Override |
| public void onChange(boolean selfChange, Uri uri, int userId) { |
| if (userId == ActivityManager.getCurrentUser()) { |
| reloadSetting(uri); |
| } |
| } |
| } |
| } |