Jason Monk | 340b0e5 | 2017-03-08 14:57:56 -0500 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2015 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License |
| 15 | */ |
| 16 | package com.android.systemui.tuner; |
| 17 | |
| 18 | import android.app.ActivityManager; |
| 19 | import android.content.BroadcastReceiver; |
| 20 | import android.content.ComponentName; |
| 21 | import android.content.ContentResolver; |
| 22 | import android.content.Context; |
| 23 | import android.content.DialogInterface; |
| 24 | import android.content.DialogInterface.OnClickListener; |
| 25 | import android.content.Intent; |
| 26 | import android.content.pm.PackageManager; |
| 27 | import android.content.pm.PackageManager.NameNotFoundException; |
| 28 | import android.content.pm.UserInfo; |
| 29 | import android.database.ContentObserver; |
| 30 | import android.net.Uri; |
| 31 | import android.os.Handler; |
| 32 | import android.os.Looper; |
| 33 | import android.os.UserHandle; |
| 34 | import android.os.UserManager; |
| 35 | import android.provider.Settings; |
| 36 | import android.provider.Settings.Secure; |
| 37 | import android.text.TextUtils; |
| 38 | import android.util.ArrayMap; |
| 39 | import android.util.ArraySet; |
| 40 | |
| 41 | import com.android.systemui.DemoMode; |
| 42 | import com.android.systemui.Dependency; |
| 43 | import com.android.systemui.R; |
| 44 | import com.android.systemui.SysUiServiceProvider; |
| 45 | import com.android.systemui.SystemUI; |
| 46 | import com.android.systemui.SystemUIApplication; |
| 47 | import com.android.systemui.settings.CurrentUserTracker; |
| 48 | import com.android.systemui.statusbar.phone.StatusBarIconController; |
| 49 | import com.android.systemui.statusbar.phone.SystemUIDialog; |
| 50 | import com.android.systemui.util.leak.LeakDetector; |
| 51 | |
| 52 | import java.util.HashMap; |
| 53 | import java.util.HashSet; |
| 54 | import java.util.Set; |
| 55 | |
| 56 | |
| 57 | public class TunerServiceImpl extends TunerService { |
| 58 | |
| 59 | private static final String TUNER_VERSION = "sysui_tuner_version"; |
| 60 | |
| 61 | private static final int CURRENT_TUNER_VERSION = 1; |
| 62 | |
| 63 | private final Observer mObserver = new Observer(); |
| 64 | // Map of Uris we listen on to their settings keys. |
| 65 | private final ArrayMap<Uri, String> mListeningUris = new ArrayMap<>(); |
| 66 | // Map of settings keys to the listener. |
| 67 | private final HashMap<String, Set<Tunable>> mTunableLookup = new HashMap<>(); |
| 68 | // Set of all tunables, used for leak detection. |
| 69 | private final HashSet<Tunable> mTunables = LeakDetector.ENABLED ? new HashSet<>() : null; |
| 70 | private final Context mContext; |
| 71 | |
| 72 | private ContentResolver mContentResolver; |
| 73 | private int mCurrentUser; |
| 74 | private CurrentUserTracker mUserTracker; |
| 75 | |
| 76 | public TunerServiceImpl(Context context) { |
| 77 | mContext = context; |
| 78 | mContentResolver = mContext.getContentResolver(); |
| 79 | |
| 80 | for (UserInfo user : UserManager.get(mContext).getUsers()) { |
| 81 | mCurrentUser = user.getUserHandle().getIdentifier(); |
| 82 | if (getValue(TUNER_VERSION, 0) != CURRENT_TUNER_VERSION) { |
| 83 | upgradeTuner(getValue(TUNER_VERSION, 0), CURRENT_TUNER_VERSION); |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | mCurrentUser = ActivityManager.getCurrentUser(); |
| 88 | mUserTracker = new CurrentUserTracker(mContext) { |
| 89 | @Override |
| 90 | public void onUserSwitched(int newUserId) { |
| 91 | mCurrentUser = newUserId; |
| 92 | reloadAll(); |
| 93 | reregisterAll(); |
| 94 | } |
| 95 | }; |
| 96 | mUserTracker.startTracking(); |
| 97 | } |
| 98 | |
| 99 | @Override |
| 100 | public void destroy() { |
| 101 | mUserTracker.stopTracking(); |
| 102 | } |
| 103 | |
| 104 | private void upgradeTuner(int oldVersion, int newVersion) { |
| 105 | if (oldVersion < 1) { |
| 106 | String blacklistStr = getValue(StatusBarIconController.ICON_BLACKLIST); |
| 107 | if (blacklistStr != null) { |
| 108 | ArraySet<String> iconBlacklist = |
| 109 | StatusBarIconController.getIconBlacklist(blacklistStr); |
| 110 | |
| 111 | iconBlacklist.add("rotate"); |
| 112 | iconBlacklist.add("headset"); |
| 113 | |
| 114 | Settings.Secure.putStringForUser(mContentResolver, |
| 115 | StatusBarIconController.ICON_BLACKLIST, |
| 116 | TextUtils.join(",", iconBlacklist), mCurrentUser); |
| 117 | } |
| 118 | } |
| 119 | setValue(TUNER_VERSION, newVersion); |
| 120 | } |
| 121 | |
| 122 | @Override |
| 123 | public String getValue(String setting) { |
| 124 | return Settings.Secure.getStringForUser(mContentResolver, setting, mCurrentUser); |
| 125 | } |
| 126 | |
| 127 | @Override |
| 128 | public void setValue(String setting, String value) { |
| 129 | Settings.Secure.putStringForUser(mContentResolver, setting, value, mCurrentUser); |
| 130 | } |
| 131 | |
| 132 | @Override |
| 133 | public int getValue(String setting, int def) { |
| 134 | return Settings.Secure.getIntForUser(mContentResolver, setting, def, mCurrentUser); |
| 135 | } |
| 136 | |
| 137 | @Override |
| 138 | public String getValue(String setting, String def) { |
| 139 | String ret = Secure.getStringForUser(mContentResolver, setting, mCurrentUser); |
| 140 | if (ret == null) return def; |
| 141 | return ret; |
| 142 | } |
| 143 | |
| 144 | @Override |
| 145 | public void setValue(String setting, int value) { |
| 146 | Settings.Secure.putIntForUser(mContentResolver, setting, value, mCurrentUser); |
| 147 | } |
| 148 | |
| 149 | @Override |
| 150 | public void addTunable(Tunable tunable, String... keys) { |
| 151 | for (String key : keys) { |
| 152 | addTunable(tunable, key); |
| 153 | } |
| 154 | } |
| 155 | |
| 156 | private void addTunable(Tunable tunable, String key) { |
| 157 | if (!mTunableLookup.containsKey(key)) { |
| 158 | mTunableLookup.put(key, new ArraySet<Tunable>()); |
| 159 | } |
| 160 | mTunableLookup.get(key).add(tunable); |
| 161 | if (LeakDetector.ENABLED) { |
| 162 | mTunables.add(tunable); |
| 163 | Dependency.get(LeakDetector.class).trackCollection(mTunables, "TunerService.mTunables"); |
| 164 | } |
| 165 | Uri uri = Settings.Secure.getUriFor(key); |
| 166 | if (!mListeningUris.containsKey(uri)) { |
| 167 | mListeningUris.put(uri, key); |
| 168 | mContentResolver.registerContentObserver(uri, false, mObserver, mCurrentUser); |
| 169 | } |
| 170 | // Send the first state. |
| 171 | String value = Settings.Secure.getStringForUser(mContentResolver, key, mCurrentUser); |
| 172 | tunable.onTuningChanged(key, value); |
| 173 | } |
| 174 | |
| 175 | @Override |
| 176 | public void removeTunable(Tunable tunable) { |
| 177 | for (Set<Tunable> list : mTunableLookup.values()) { |
| 178 | list.remove(tunable); |
| 179 | } |
| 180 | if (LeakDetector.ENABLED) { |
| 181 | mTunables.remove(tunable); |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | protected void reregisterAll() { |
| 186 | if (mListeningUris.size() == 0) { |
| 187 | return; |
| 188 | } |
| 189 | mContentResolver.unregisterContentObserver(mObserver); |
| 190 | for (Uri uri : mListeningUris.keySet()) { |
| 191 | mContentResolver.registerContentObserver(uri, false, mObserver, mCurrentUser); |
| 192 | } |
| 193 | } |
| 194 | |
| 195 | private void reloadSetting(Uri uri) { |
| 196 | String key = mListeningUris.get(uri); |
| 197 | Set<Tunable> tunables = mTunableLookup.get(key); |
| 198 | if (tunables == null) { |
| 199 | return; |
| 200 | } |
| 201 | String value = Settings.Secure.getStringForUser(mContentResolver, key, mCurrentUser); |
| 202 | for (Tunable tunable : tunables) { |
| 203 | tunable.onTuningChanged(key, value); |
| 204 | } |
| 205 | } |
| 206 | |
| 207 | private void reloadAll() { |
| 208 | for (String key : mTunableLookup.keySet()) { |
| 209 | String value = Settings.Secure.getStringForUser(mContentResolver, key, |
| 210 | mCurrentUser); |
| 211 | for (Tunable tunable : mTunableLookup.get(key)) { |
| 212 | tunable.onTuningChanged(key, value); |
| 213 | } |
| 214 | } |
| 215 | } |
| 216 | |
| 217 | @Override |
| 218 | public void clearAll() { |
| 219 | // A couple special cases. |
| 220 | Settings.Global.putString(mContentResolver, DemoMode.DEMO_MODE_ALLOWED, null); |
| 221 | Intent intent = new Intent(DemoMode.ACTION_DEMO); |
| 222 | intent.putExtra(DemoMode.EXTRA_COMMAND, DemoMode.COMMAND_EXIT); |
| 223 | mContext.sendBroadcast(intent); |
| 224 | |
| 225 | for (String key : mTunableLookup.keySet()) { |
| 226 | Settings.Secure.putString(mContentResolver, key, null); |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | private class Observer extends ContentObserver { |
| 231 | public Observer() { |
| 232 | super(new Handler(Looper.getMainLooper())); |
| 233 | } |
| 234 | |
| 235 | @Override |
| 236 | public void onChange(boolean selfChange, Uri uri, int userId) { |
| 237 | if (userId == ActivityManager.getCurrentUser()) { |
| 238 | reloadSetting(uri); |
| 239 | } |
| 240 | } |
| 241 | } |
| 242 | } |