1 /*
2  * Copyright (C) 2023 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.settingslib;
18 
19 import android.content.Context;
20 
21 import androidx.annotation.NonNull;
22 import androidx.preference.DropDownPreference;
23 import androidx.preference.PreferenceViewHolder;
24 
25 public class RestrictedDropDownPreference extends DropDownPreference {
26     RestrictedPreferenceHelper mHelper;
27 
RestrictedDropDownPreference(@onNull Context context)28     public RestrictedDropDownPreference(@NonNull Context context) {
29         super(context);
30         mHelper = new RestrictedPreferenceHelper(context, this, null);
31     }
32 
33     /**
34      * Checks if the given setting is subject to Enhanced Confirmation Mode restrictions for this
35      * package. Marks the preference as disabled if so.
36      * @param settingIdentifier The key identifying the setting
37      * @param packageName the package to check the settingIdentifier for
38      */
checkEcmRestrictionAndSetDisabled(@onNull String settingIdentifier, @NonNull String packageName)39     public void checkEcmRestrictionAndSetDisabled(@NonNull String settingIdentifier,
40             @NonNull String packageName) {
41         mHelper.checkEcmRestrictionAndSetDisabled(settingIdentifier, packageName);
42     }
43 
44     @Override
onBindViewHolder(@onNull PreferenceViewHolder holder)45     public void onBindViewHolder(@NonNull PreferenceViewHolder holder) {
46         super.onBindViewHolder(holder);
47         mHelper.onBindViewHolder(holder);
48     }
49 
50     @Override
setEnabled(boolean enabled)51     public void setEnabled(boolean enabled) {
52         if (enabled && isDisabledByEcm()) {
53             mHelper.setDisabledByEcm(null);
54             return;
55         }
56 
57         super.setEnabled(enabled);
58     }
59 
60     @Override
performClick()61     public void performClick() {
62         if (!mHelper.performClick()) {
63             super.performClick();
64         }
65     }
66 
isDisabledByEcm()67     public boolean isDisabledByEcm() {
68         return mHelper.isDisabledByEcm();
69     }
70 }
71