1/*
2 * Copyright (C) 2017 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
17package com.android.settings.display;
18
19import android.content.Context;
20import android.graphics.drawable.Drawable;
21import android.provider.Settings;
22import android.text.TextUtils;
23
24import com.android.internal.logging.nano.MetricsProto;
25import com.android.settings.R;
26import com.android.settings.widget.RadioButtonPickerFragment;
27import com.android.settingslib.widget.CandidateInfo;
28
29import java.util.ArrayList;
30import java.util.List;
31
32public class VrDisplayPreferencePicker extends RadioButtonPickerFragment {
33
34    static final String PREF_KEY_PREFIX = "vr_display_pref_";
35
36    @Override
37    protected int getPreferenceScreenResId() {
38        return R.xml.vr_display_settings;
39    }
40
41    @Override
42    public int getMetricsCategory() {
43        return MetricsProto.MetricsEvent.VR_DISPLAY_PREFERENCE;
44    }
45
46    @Override
47    protected List<VrCandidateInfo> getCandidates() {
48        List<VrCandidateInfo> candidates = new ArrayList<>();
49        final Context context = getContext();
50        candidates.add(new VrCandidateInfo(context, 0, R.string.display_vr_pref_low_persistence));
51        candidates.add(new VrCandidateInfo(context, 1, R.string.display_vr_pref_off));
52        return candidates;
53    }
54
55    @Override
56    protected String getDefaultKey() {
57        int current = Settings.Secure.getIntForUser(getContext().getContentResolver(),
58                Settings.Secure.VR_DISPLAY_MODE, Settings.Secure.VR_DISPLAY_MODE_LOW_PERSISTENCE,
59                mUserId);
60        return PREF_KEY_PREFIX + current;
61    }
62
63    @Override
64    protected boolean setDefaultKey(String key) {
65        if (TextUtils.isEmpty(key)) {
66            return false;
67        }
68        switch (key) {
69            case PREF_KEY_PREFIX + 0:
70                return Settings.Secure.putIntForUser(getContext().getContentResolver(),
71                        Settings.Secure.VR_DISPLAY_MODE, 0, mUserId);
72            case PREF_KEY_PREFIX + 1:
73                return Settings.Secure.putIntForUser(getContext().getContentResolver(),
74                        Settings.Secure.VR_DISPLAY_MODE, 1, mUserId);
75        }
76        return false;
77    }
78
79    static class VrCandidateInfo extends CandidateInfo {
80
81        public final String label;
82        public final int value;
83
84        public VrCandidateInfo(Context context, int value, int resId) {
85            super(true);
86            this.value = value;
87            label = context.getString(resId);
88        }
89
90        @Override
91        public CharSequence loadLabel() {
92            return label;
93        }
94
95        @Override
96        public Drawable loadIcon() {
97            return null;
98        }
99
100        @Override
101        public String getKey() {
102            return PREF_KEY_PREFIX + value;
103        }
104    }
105}
106