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