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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
      5  * except in compliance with the License. You may obtain a copy of the License at
      6  *
      7  *      http://www.apache.org/licenses/LICENSE-2.0
      8  *
      9  * Unless required by applicable law or agreed to in writing, software distributed under the
     10  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     11  * KIND, either express or implied. See the License for the specific language governing
     12  * permissions and limitations under the License.
     13  */
     14 
     15 package com.android.systemui.qs;
     16 
     17 import static com.android.systemui.statusbar.phone.AutoTileManager.HOTSPOT;
     18 import static com.android.systemui.statusbar.phone.AutoTileManager.INVERSION;
     19 import static com.android.systemui.statusbar.phone.AutoTileManager.NIGHT;
     20 import static com.android.systemui.statusbar.phone.AutoTileManager.SAVER;
     21 import static com.android.systemui.statusbar.phone.AutoTileManager.WORK;
     22 
     23 import android.content.Context;
     24 import android.database.ContentObserver;
     25 import android.os.Handler;
     26 import android.provider.Settings.Secure;
     27 import android.text.TextUtils;
     28 import android.util.ArraySet;
     29 
     30 import com.android.internal.annotations.VisibleForTesting;
     31 import com.android.systemui.Prefs;
     32 import com.android.systemui.Prefs.Key;
     33 
     34 import java.util.Arrays;
     35 import java.util.Collection;
     36 import java.util.Collections;
     37 
     38 public class AutoAddTracker {
     39 
     40     private static final String[][] CONVERT_PREFS = {
     41             {Key.QS_HOTSPOT_ADDED, HOTSPOT},
     42             {Key.QS_DATA_SAVER_ADDED, SAVER},
     43             {Key.QS_INVERT_COLORS_ADDED, INVERSION},
     44             {Key.QS_WORK_ADDED, WORK},
     45             {Key.QS_NIGHTDISPLAY_ADDED, NIGHT},
     46     };
     47 
     48     private final ArraySet<String> mAutoAdded;
     49     private final Context mContext;
     50 
     51     public AutoAddTracker(Context context) {
     52         mContext = context;
     53         mAutoAdded = new ArraySet<>(getAdded());
     54         for (String[] convertPref : CONVERT_PREFS) {
     55             if (Prefs.getBoolean(context, convertPref[0], false)) {
     56                 setTileAdded(convertPref[1]);
     57                 Prefs.putBoolean(context, convertPref[0], false);
     58             }
     59         }
     60         mContext.getContentResolver().registerContentObserver(
     61                 Secure.getUriFor(Secure.QS_AUTO_ADDED_TILES), false, mObserver);
     62     }
     63 
     64     public boolean isAdded(String tile) {
     65         return mAutoAdded.contains(tile);
     66     }
     67 
     68     public void setTileAdded(String tile) {
     69         if (mAutoAdded.add(tile)) {
     70             saveTiles();
     71         }
     72     }
     73 
     74     public void destroy() {
     75         mContext.getContentResolver().unregisterContentObserver(mObserver);
     76     }
     77 
     78     private void saveTiles() {
     79         Secure.putString(mContext.getContentResolver(), Secure.QS_AUTO_ADDED_TILES,
     80                 TextUtils.join(",", mAutoAdded));
     81     }
     82 
     83     private Collection<String> getAdded() {
     84         String current = Secure.getString(mContext.getContentResolver(), Secure.QS_AUTO_ADDED_TILES);
     85         if (current == null) {
     86             return Collections.emptyList();
     87         }
     88         return Arrays.asList(current.split(","));
     89     }
     90 
     91     @VisibleForTesting
     92     protected final ContentObserver mObserver = new ContentObserver(new Handler()) {
     93         @Override
     94         public void onChange(boolean selfChange) {
     95             mAutoAdded.addAll(getAdded());
     96         }
     97     };
     98 }
     99