1 /*
2  * Copyright (C) 2017 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.settings.deviceinfo;
17 
18 import android.content.Context;
19 import android.content.Intent;
20 import android.provider.Settings;
21 
22 import com.android.settings.core.PreferenceControllerMixin;
23 import com.android.settingslib.core.AbstractPreferenceController;
24 
25 public class RegulatoryInfoPreferenceController extends AbstractPreferenceController implements
26         PreferenceControllerMixin {
27 
28     private static final String KEY_REGULATORY_INFO = "regulatory_info";
29     private static final Intent INTENT_PROBE = new Intent(Settings.ACTION_SHOW_REGULATORY_INFO);
30 
RegulatoryInfoPreferenceController(Context context)31     public RegulatoryInfoPreferenceController(Context context) {
32         super(context);
33     }
34 
35     @Override
isAvailable()36     public boolean isAvailable() {
37         return !mContext.getPackageManager().queryIntentActivities(INTENT_PROBE, 0).isEmpty();
38     }
39 
40     @Override
getPreferenceKey()41     public String getPreferenceKey() {
42         return KEY_REGULATORY_INFO;
43     }
44 }
45