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 
17 package com.android.settings.security;
18 
19 import android.content.Context;
20 import android.os.UserHandle;
21 import android.os.UserManager;
22 
23 import com.android.settings.core.PreferenceControllerMixin;
24 import com.android.settingslib.core.AbstractPreferenceController;
25 
26 public abstract class RestrictedEncryptionPreferenceController extends
27         AbstractPreferenceController implements PreferenceControllerMixin {
28 
29     protected final UserManager mUserManager;
30 
31     private final UserHandle mUserHandle;
32     private final String mUserRestriction;
33 
RestrictedEncryptionPreferenceController(Context context, String userRestriction)34     public RestrictedEncryptionPreferenceController(Context context, String userRestriction) {
35         super(context);
36         mUserHandle = UserHandle.of(UserHandle.myUserId());
37         mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
38         mUserRestriction = userRestriction;
39     }
40 
41     @Override
isAvailable()42     public boolean isAvailable() {
43         return !mUserManager.hasBaseUserRestriction(mUserRestriction, mUserHandle);
44     }
45 }
46