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.security.screenlock;
18 
19 import android.content.Context;
20 
21 import androidx.preference.Preference;
22 import androidx.preference.PreferenceScreen;
23 
24 import com.android.settings.core.BasePreferenceController;
25 import com.android.settings.notification.LockScreenNotificationPreferenceController;
26 import com.android.settingslib.core.lifecycle.LifecycleObserver;
27 import com.android.settingslib.core.lifecycle.events.OnResume;
28 
29 public class LockScreenPreferenceController extends BasePreferenceController implements
30         LifecycleObserver, OnResume {
31 
32     private Preference mPreference;
33 
LockScreenPreferenceController(Context context, String key)34     public LockScreenPreferenceController(Context context, String key) {
35         super(context, key);
36     }
37 
38     @Override
displayPreference(PreferenceScreen screen)39     public void displayPreference(PreferenceScreen screen) {
40         super.displayPreference(screen);
41         mPreference = screen.findPreference(getPreferenceKey());
42     }
43 
44     @Override
getAvailabilityStatus()45     public int getAvailabilityStatus() {
46         return AVAILABLE;
47     }
48 
49     @Override
updateState(Preference preference)50     public void updateState(Preference preference) {
51         preference.setSummary(
52                 LockScreenNotificationPreferenceController.getSummaryResource(mContext));
53     }
54 
55     @Override
onResume()56     public void onResume() {
57         mPreference.setVisible(isAvailable());
58     }
59 }
60