1 /* 2 * Copyright (C) 2018 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.fuelgauge.batterysaver; 18 19 import android.app.settings.SettingsEnums; 20 import android.content.Context; 21 import android.database.ContentObserver; 22 import android.graphics.Color; 23 import android.graphics.drawable.ColorDrawable; 24 import android.graphics.drawable.Drawable; 25 import android.net.Uri; 26 import android.os.AsyncTask; 27 import android.os.Bundle; 28 import android.os.Handler; 29 import android.provider.Settings; 30 import android.text.TextUtils; 31 import android.view.View; 32 33 import androidx.annotation.NonNull; 34 import androidx.annotation.Nullable; 35 import androidx.annotation.VisibleForTesting; 36 import androidx.preference.PreferenceScreen; 37 38 import com.android.settings.R; 39 import com.android.settings.overlay.FeatureFactory; 40 import com.android.settings.widget.RadioButtonPickerFragment; 41 import com.android.settingslib.fuelgauge.BatterySaverUtils; 42 import com.android.settingslib.widget.CandidateInfo; 43 import com.android.settingslib.widget.RadioButtonPreference; 44 45 import com.google.common.collect.Lists; 46 47 import java.util.List; 48 49 /** 50 * Fragment that allows users to customize their automatic battery saver mode settings. 51 * 52 * Location: Settings > Battery > Battery Saver > Set a Schedule 53 * See {@link BatterySaverSchedulePreferenceController} for the controller that manages navigation 54 * to this screen from "Settings > Battery > Battery Saver" and the summary. 55 * See {@link BatterySaverScheduleRadioButtonsController} & 56 * {@link BatterySaverScheduleSeekBarController} for the controller that manages user 57 * interactions in this screen. 58 */ 59 public class BatterySaverScheduleSettings extends RadioButtonPickerFragment { 60 61 public BatterySaverScheduleRadioButtonsController mRadioButtonController; 62 @VisibleForTesting 63 Context mContext; 64 private int mSaverPercentage; 65 private String mSaverScheduleKey; 66 private BatterySaverScheduleSeekBarController mSeekBarController; 67 68 @VisibleForTesting 69 final ContentObserver mSettingsObserver = new ContentObserver(new Handler()) { 70 @Override 71 public void onChange(boolean selfChange, Uri uri) { 72 getPreferenceScreen().removeAll(); 73 updateCandidates(); 74 } 75 }; 76 77 @Override getPreferenceScreenResId()78 protected int getPreferenceScreenResId() { 79 return R.xml.battery_saver_schedule_settings; 80 } 81 82 @Override onAttach(Context context)83 public void onAttach(Context context) { 84 super.onAttach(context); 85 mSeekBarController = new BatterySaverScheduleSeekBarController(context); 86 mRadioButtonController = new BatterySaverScheduleRadioButtonsController( 87 context, mSeekBarController); 88 mContext = context; 89 } 90 91 @Override onResume()92 public void onResume() { 93 super.onResume(); 94 mContext.getContentResolver().registerContentObserver( 95 Settings.Secure.getUriFor(Settings.Secure.LOW_POWER_WARNING_ACKNOWLEDGED), 96 false, 97 mSettingsObserver); 98 mSaverScheduleKey = mRadioButtonController.getDefaultKey(); 99 mSaverPercentage = getSaverPercentage(); 100 } 101 102 @Override onViewCreated(@onNull View view, @Nullable Bundle savedInstanceState)103 public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 104 super.onViewCreated(view, savedInstanceState); 105 setDivider(new ColorDrawable(Color.TRANSPARENT)); 106 setDividerHeight(0); 107 } 108 109 @Override onCreate(Bundle savedInstanceState)110 public void onCreate(Bundle savedInstanceState) { 111 super.onCreate(savedInstanceState); 112 } 113 114 @Override onPause()115 public void onPause() { 116 mContext.getContentResolver().unregisterContentObserver(mSettingsObserver); 117 AsyncTask.execute(() -> logPowerSaver()); 118 super.onPause(); 119 } 120 121 @Override getCandidates()122 protected List<? extends CandidateInfo> getCandidates() { 123 Context context = getContext(); 124 List<CandidateInfo> candidates = Lists.newArrayList(); 125 String routineProviderApp = getContext().getResources() 126 .getString(com.android.internal.R.string.config_batterySaverScheduleProvider); 127 candidates.add(new BatterySaverScheduleCandidateInfo( 128 context.getText(R.string.battery_saver_auto_no_schedule), 129 /* summary */ null, 130 BatterySaverScheduleRadioButtonsController.KEY_NO_SCHEDULE, 131 /* enabled */ true)); 132 // only add routine option if an app has been specified 133 if (!TextUtils.isEmpty(routineProviderApp)) { 134 candidates.add(new BatterySaverScheduleCandidateInfo( 135 context.getText(R.string.battery_saver_auto_routine), 136 context.getText(R.string.battery_saver_auto_routine_summary), 137 BatterySaverScheduleRadioButtonsController.KEY_ROUTINE, 138 /* enabled */ true)); 139 } else { 140 // Make sure routine is not selected if no provider app is configured 141 BatterySaverUtils.revertScheduleToNoneIfNeeded(context); 142 } 143 candidates.add(new BatterySaverScheduleCandidateInfo( 144 context.getText(R.string.battery_saver_auto_percentage), 145 /* summary */ null, 146 BatterySaverScheduleRadioButtonsController.KEY_PERCENTAGE, 147 /* enabled */ true)); 148 149 return candidates; 150 } 151 152 @Override bindPreferenceExtra(RadioButtonPreference pref, String key, CandidateInfo info, String defaultKey, String systemDefaultKey)153 public void bindPreferenceExtra(RadioButtonPreference pref, String key, CandidateInfo info, 154 String defaultKey, String systemDefaultKey) { 155 final BatterySaverScheduleCandidateInfo candidateInfo = 156 (BatterySaverScheduleCandidateInfo) info; 157 final CharSequence summary = candidateInfo.getSummary(); 158 if (summary != null) { 159 pref.setSummary(summary); 160 pref.setAppendixVisibility(View.GONE); 161 } 162 } 163 164 @Override addStaticPreferences(PreferenceScreen screen)165 protected void addStaticPreferences(PreferenceScreen screen) { 166 mSeekBarController.updateSeekBar(); 167 mSeekBarController.addToScreen(screen); 168 } 169 170 @Override getDefaultKey()171 protected String getDefaultKey() { 172 return mRadioButtonController.getDefaultKey(); 173 } 174 175 @Override setDefaultKey(String key)176 protected boolean setDefaultKey(String key) { 177 return mRadioButtonController.setDefaultKey(key); 178 } 179 180 @Override getMetricsCategory()181 public int getMetricsCategory() { 182 return 0; 183 } 184 logPowerSaver()185 private void logPowerSaver() { 186 final int currentSaverPercentage = getSaverPercentage(); 187 final String currentSaverScheduleKey = mRadioButtonController.getDefaultKey(); 188 if (mSaverScheduleKey.equals(currentSaverScheduleKey) 189 && mSaverPercentage == currentSaverPercentage) { 190 return; 191 } 192 FeatureFactory.getFactory(mContext).getMetricsFeatureProvider() 193 .action(SettingsEnums.FUELGAUGE_BATTERY_SAVER, 194 SettingsEnums.FIELD_BATTERY_SAVER_SCHEDULE_TYPE, 195 SettingsEnums.FIELD_BATTERY_SAVER_PERCENTAGE_VALUE, 196 currentSaverScheduleKey, 197 currentSaverPercentage); 198 } 199 getSaverPercentage()200 private int getSaverPercentage() { 201 return Settings.Global.getInt(mContext.getContentResolver(), 202 Settings.Global.LOW_POWER_MODE_TRIGGER_LEVEL, -1); 203 } 204 205 static class BatterySaverScheduleCandidateInfo extends CandidateInfo { 206 207 private final CharSequence mLabel; 208 private final CharSequence mSummary; 209 private final String mKey; 210 BatterySaverScheduleCandidateInfo(CharSequence label, CharSequence summary, String key, boolean enabled)211 BatterySaverScheduleCandidateInfo(CharSequence label, CharSequence summary, String key, 212 boolean enabled) { 213 super(enabled); 214 mLabel = label; 215 mKey = key; 216 mSummary = summary; 217 } 218 219 @Override loadLabel()220 public CharSequence loadLabel() { 221 return mLabel; 222 } 223 224 @Override loadIcon()225 public Drawable loadIcon() { 226 return null; 227 } 228 229 @Override getKey()230 public String getKey() { 231 return mKey; 232 } 233 getSummary()234 public CharSequence getSummary() { 235 return mSummary; 236 } 237 } 238 } 239