1 /*
2  * Copyright (C) 2021 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.car.settings.accessibility;
18 
19 import android.car.drivingstate.CarUxRestrictions;
20 import android.content.Context;
21 
22 import androidx.preference.Preference;
23 
24 import com.android.car.settings.R;
25 import com.android.car.settings.common.FragmentController;
26 import com.android.car.settings.common.PreferenceController;
27 
28 /**
29  * Preference controller for the screen reader settings item. This updates the subtitle based on the
30  * enabled state of the system screen reader. The visibility is controlled by the parent {@link
31  * ScreenReaderCategoryPreferenceController}.
32  */
33 public class ScreenReaderSettingsPreferenceController extends
34         PreferenceController<Preference> {
35 
ScreenReaderSettingsPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)36     public ScreenReaderSettingsPreferenceController(Context context, String preferenceKey,
37             FragmentController fragmentController,
38             CarUxRestrictions uxRestrictions) {
39         super(context, preferenceKey, fragmentController, uxRestrictions);
40     }
41 
42     @Override
getPreferenceType()43     protected Class<Preference> getPreferenceType() {
44         return Preference.class;
45     }
46 
47     @Override
updateState(Preference preference)48     protected void updateState(Preference preference) {
49         preference.setTitle(ScreenReaderUtils.getScreenReaderName(getContext()));
50         preference.setSummary(getSummary());
51     }
52 
getSummary()53     private CharSequence getSummary() {
54         return ScreenReaderUtils.isScreenReaderEnabled(getContext())
55                 ? getContext().getString(R.string.screen_reader_settings_on)
56                 : getContext().getString(R.string.screen_reader_settings_off);
57     }
58 
59 }
60