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      1 /*
      2  * Copyright (C) 2016 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.plugins;
     16 
     17 import android.content.Context;
     18 import android.content.SharedPreferences;
     19 import android.util.ArraySet;
     20 
     21 import java.util.Set;
     22 
     23 /**
     24  * Storage for all plugin actions in SharedPreferences.
     25  *
     26  * This allows the list of actions that the Tuner needs to search for to be generated
     27  * instead of hard coded.
     28  */
     29 public class PluginPrefs {
     30 
     31     private static final String PREFS = "plugin_prefs";
     32 
     33     private static final String PLUGIN_ACTIONS = "actions";
     34     private static final String HAS_PLUGINS = "plugins";
     35 
     36     private final Set<String> mPluginActions;
     37     private final SharedPreferences mSharedPrefs;
     38 
     39     public PluginPrefs(Context context) {
     40         mSharedPrefs = context.getSharedPreferences(PREFS, 0);
     41         mPluginActions = new ArraySet<>(mSharedPrefs.getStringSet(PLUGIN_ACTIONS, null));
     42     }
     43 
     44     public Set<String> getPluginList() {
     45         return mPluginActions;
     46     }
     47 
     48     public synchronized void addAction(String action) {
     49         if (mPluginActions.add(action)){
     50             mSharedPrefs.edit().putStringSet(PLUGIN_ACTIONS, mPluginActions).commit();
     51         }
     52     }
     53 
     54     public static boolean hasPlugins(Context context) {
     55         return context.getSharedPreferences(PREFS, 0).getBoolean(HAS_PLUGINS, false);
     56     }
     57 
     58     public static void setHasPlugins(Context context) {
     59         context.getSharedPreferences(PREFS, 0).edit().putBoolean(HAS_PLUGINS, true).commit();
     60     }
     61 }
     62