1 /*
2  * Copyright (C) 2016 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.language;
18 
19 import android.app.Activity;
20 import android.app.settings.SettingsEnums;
21 import android.content.Context;
22 
23 import androidx.annotation.NonNull;
24 import androidx.annotation.Nullable;
25 
26 import com.android.settings.R;
27 import com.android.settings.dashboard.DashboardFragment;
28 import com.android.settings.inputmethod.PhysicalKeyboardPreferenceController;
29 import com.android.settings.inputmethod.SpellCheckerPreferenceController;
30 import com.android.settings.inputmethod.VirtualKeyboardPreferenceController;
31 import com.android.settings.search.BaseSearchIndexProvider;
32 import com.android.settings.widget.PreferenceCategoryController;
33 import com.android.settingslib.core.AbstractPreferenceController;
34 import com.android.settingslib.core.lifecycle.Lifecycle;
35 import com.android.settingslib.search.SearchIndexable;
36 
37 import java.util.ArrayList;
38 import java.util.Arrays;
39 import java.util.List;
40 
41 @SearchIndexable
42 public class LanguageAndInputSettings extends DashboardFragment {
43 
44     private static final String TAG = "LangAndInputSettings";
45 
46     private static final String KEY_KEYBOARDS_CATEGORY = "keyboards_category";
47     private static final String KEY_TEXT_TO_SPEECH = "tts_settings_summary";
48     private static final String KEY_POINTER_AND_TTS_CATEGORY = "pointer_and_tts_category";
49 
50     @Override
getMetricsCategory()51     public int getMetricsCategory() {
52         return SettingsEnums.SETTINGS_LANGUAGE_CATEGORY;
53     }
54 
55     @Override
getLogTag()56     protected String getLogTag() {
57         return TAG;
58     }
59 
60     @Override
onResume()61     public void onResume() {
62         super.onResume();
63         // Hack to update action bar title. It's necessary to refresh title because this page user
64         // can change locale from here and fragment won't relaunch. Once language changes, title
65         // must display in the new language.
66         final Activity activity = getActivity();
67         if (activity == null) {
68             return;
69         }
70         activity.setTitle(R.string.language_settings);
71     }
72 
73     @Override
getPreferenceScreenResId()74     protected int getPreferenceScreenResId() {
75         return R.xml.language_and_input;
76     }
77 
78     @Override
createPreferenceControllers(Context context)79     protected List<AbstractPreferenceController> createPreferenceControllers(Context context) {
80         return buildPreferenceControllers(context, getSettingsLifecycle());
81     }
82 
buildPreferenceControllers( @onNull Context context, @Nullable Lifecycle lifecycle)83     private static List<AbstractPreferenceController> buildPreferenceControllers(
84             @NonNull Context context, @Nullable Lifecycle lifecycle) {
85         final List<AbstractPreferenceController> controllers = new ArrayList<>();
86         // Language
87         controllers.add(new PhoneLanguagePreferenceController(context));
88 
89         // Input
90         final VirtualKeyboardPreferenceController virtualKeyboardPreferenceController =
91                 new VirtualKeyboardPreferenceController(context);
92         final PhysicalKeyboardPreferenceController physicalKeyboardPreferenceController =
93                 new PhysicalKeyboardPreferenceController(context, lifecycle);
94         controllers.add(virtualKeyboardPreferenceController);
95         controllers.add(physicalKeyboardPreferenceController);
96         controllers.add(new PreferenceCategoryController(context,
97                 KEY_KEYBOARDS_CATEGORY).setChildren(
98                 Arrays.asList(virtualKeyboardPreferenceController,
99                         physicalKeyboardPreferenceController)));
100 
101         // Pointer and Tts
102         final TtsPreferenceController ttsPreferenceController =
103                 new TtsPreferenceController(context, KEY_TEXT_TO_SPEECH);
104         controllers.add(ttsPreferenceController);
105         final PointerSpeedController pointerController = new PointerSpeedController(context);
106         controllers.add(pointerController);
107         controllers.add(new PreferenceCategoryController(context,
108                 KEY_POINTER_AND_TTS_CATEGORY).setChildren(
109                 Arrays.asList(pointerController, ttsPreferenceController)));
110 
111         // Input Assistance
112         controllers.add(new SpellCheckerPreferenceController(context));
113 
114         return controllers;
115     }
116 
117     public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
118             new BaseSearchIndexProvider(R.xml.language_and_input) {
119 
120                 @Override
121                 public List<AbstractPreferenceController> createPreferenceControllers(
122                         Context context) {
123                     return buildPreferenceControllers(context, null);
124                 }
125             };
126 }
127