1 /*
2  * Copyright (C) 2022 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.ComponentName;
21 import android.content.Context;
22 import android.content.Intent;
23 
24 import androidx.preference.Preference;
25 
26 import com.android.car.settings.common.FragmentController;
27 import com.android.car.settings.common.PreferenceController;
28 
29 /**
30  * Preference controller that intents out to the settings activity for the system default screen
31  * reader if it exists.
32  */
33 public class ScreenReaderSettingsIntentPreferenceController extends
34         PreferenceController<Preference> {
35 
ScreenReaderSettingsIntentPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)36     public ScreenReaderSettingsIntentPreferenceController(Context context,
37             String preferenceKey,
38             FragmentController fragmentController,
39             CarUxRestrictions uxRestrictions) {
40         super(context, preferenceKey, fragmentController, uxRestrictions);
41     }
42 
43     @Override
getPreferenceType()44     protected Class<Preference> getPreferenceType() {
45         return Preference.class;
46     }
47 
48     @Override
handlePreferenceClicked(Preference preference)49     protected boolean handlePreferenceClicked(Preference preference) {
50         ComponentName screenReaderSettingsActivity =
51                 ScreenReaderUtils.getScreenReaderSettingsActivity(getContext());
52         if (screenReaderSettingsActivity == null) {
53             return true;
54         }
55 
56         Intent intent = new Intent(Intent.ACTION_MAIN).setComponent(
57                 screenReaderSettingsActivity);
58         getContext().startActivity(intent);
59         return true;
60     }
61 
62     @Override
getDefaultAvailabilityStatus()63     protected int getDefaultAvailabilityStatus() {
64         ComponentName screenReaderSettingsActivity =
65                 ScreenReaderUtils.getScreenReaderSettingsActivity(getContext());
66         return screenReaderSettingsActivity != null ? AVAILABLE : CONDITIONALLY_UNAVAILABLE;
67     }
68 }
69