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      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 
     17 package com.android.tv.quicksettings;
     18 
     19 import android.content.Context;
     20 import android.content.SharedPreferences;
     21 import android.content.res.Resources;
     22 import android.text.TextUtils;
     23 
     24 public class PresetSettingsListener implements SharedPreferences.OnSharedPreferenceChangeListener {
     25 
     26     private final Context mContext;
     27 
     28     PresetSettingsListener(Context context) {
     29         mContext = context;
     30     }
     31 
     32     @Override
     33     public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
     34         if (!TextUtils.equals(key, "preset")) {
     35             return;
     36         }
     37         final String preset = sharedPreferences.getString(key, "standard");
     38         final Resources res = mContext.getResources();
     39         final int[] newValues;
     40         switch (preset) {
     41             case "standard":
     42                 newValues = res.getIntArray(R.array.standard_setting_values);
     43                 break;
     44             case "cinema":
     45                 newValues = res.getIntArray(R.array.cinema_setting_values);
     46                 break;
     47             case "vivid":
     48                 newValues = res.getIntArray(R.array.vivid_setting_values);
     49                 break;
     50             case "game":
     51                 newValues = res.getIntArray(R.array.game_setting_values);
     52                 break;
     53             default:
     54             case "custom":
     55                 return;
     56         }
     57         final String[] keys = res.getStringArray(R.array.setting_keys);
     58 
     59         final SharedPreferences.Editor prefs = sharedPreferences.edit();
     60         try {
     61             for (int i = 0; i < keys.length; i++) {
     62                 prefs.putInt(keys[i], newValues[i]);
     63             }
     64         } finally {
     65             prefs.apply();
     66         }
     67 
     68     }
     69 }
     70