1 /*
2  * Copyright (C) 2018 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.backup;
18 
19 import android.app.backup.IBackupManager;
20 import android.content.ContentResolver;
21 import android.content.Context;
22 import android.os.RemoteException;
23 import android.os.ServiceManager;
24 import android.provider.Settings;
25 import android.util.Log;
26 
27 import androidx.preference.Preference;
28 import androidx.preference.TwoStatePreference;
29 
30 import com.android.settings.R;
31 import com.android.settings.core.TogglePreferenceController;
32 
33 public class AutoRestorePreferenceController extends TogglePreferenceController {
34     private static final String TAG = "AutoRestorePrefCtrler";
35 
36     private PrivacySettingsConfigData mPSCD;
37     private Preference mPreference;
38 
AutoRestorePreferenceController(Context context, String key)39     public AutoRestorePreferenceController(Context context, String key) {
40         super(context, key);
41         mPSCD = PrivacySettingsConfigData.getInstance();
42     }
43 
44     @Override
getAvailabilityStatus()45     public int getAvailabilityStatus() {
46         if (!PrivacySettingsUtils.isAdminUser(mContext)) {
47             return DISABLED_FOR_USER;
48         }
49         if (PrivacySettingsUtils.isInvisibleKey(mContext, PrivacySettingsUtils.AUTO_RESTORE)) {
50             return UNSUPPORTED_ON_DEVICE;
51         }
52         return AVAILABLE;
53     }
54 
55     @Override
updateState(Preference preference)56     public void updateState(Preference preference) {
57         super.updateState(preference);
58         mPreference = preference;
59         preference.setEnabled(mPSCD.isBackupEnabled());
60     }
61 
62     @Override
isChecked()63     public boolean isChecked() {
64         final ContentResolver res = mContext.getContentResolver();
65 
66         return Settings.Secure.getInt(res,
67                 Settings.Secure.BACKUP_AUTO_RESTORE, 1) == 1;
68     }
69 
70     @Override
setChecked(boolean isChecked)71     public boolean setChecked(boolean isChecked) {
72         final boolean nextValue = isChecked;
73         boolean result = false;
74 
75         final IBackupManager backupManager = IBackupManager.Stub.asInterface(
76                 ServiceManager.getService(Context.BACKUP_SERVICE));
77 
78         try {
79             backupManager.setAutoRestore(nextValue);
80             result = true;
81         } catch (RemoteException e) {
82             ((TwoStatePreference) mPreference).setChecked(!nextValue);
83             Log.e(TAG, "Error can't set setAutoRestore", e);
84         }
85 
86         return result;
87     }
88 
89     @Override
getSliceHighlightMenuRes()90     public int getSliceHighlightMenuRes() {
91         return R.string.menu_key_system;
92     }
93 }