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.deletionhelper; 18 19 import android.content.ContentResolver; 20 import android.content.Context; 21 import android.os.Bundle; 22 import android.provider.Settings; 23 import android.support.v7.preference.DropDownPreference; 24 import android.support.v7.preference.Preference; 25 import android.support.v7.preference.Preference.OnPreferenceChangeListener; 26 import android.view.LayoutInflater; 27 import android.view.View; 28 import android.view.ViewGroup; 29 30 import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 31 import com.android.settings.R; 32 import com.android.settings.SettingsActivity; 33 import com.android.settings.Utils; 34 import com.android.settings.dashboard.DashboardFragment; 35 import com.android.settings.search.BaseSearchIndexProvider; 36 import com.android.settings.search.Indexable; 37 import com.android.settings.widget.SwitchBar; 38 import com.android.settingslib.core.AbstractPreferenceController; 39 40 import java.util.ArrayList; 41 import java.util.List; 42 43 /** 44 * AutomaticStorageManagerSettings is the Settings screen for configuration and management of the 45 * automatic storage manager. 46 */ 47 public class AutomaticStorageManagerSettings extends DashboardFragment 48 implements OnPreferenceChangeListener { 49 private static final String KEY_DAYS = "days"; 50 51 private AutomaticStorageManagerSwitchBarController mSwitchController; 52 private DropDownPreference mDaysToRetain; 53 private SwitchBar mSwitchBar; 54 55 @Override onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)56 public View onCreateView( 57 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 58 View view = super.onCreateView(inflater, container, savedInstanceState); 59 60 initializeDaysToRetainPreference(); 61 initializeSwitchBar(); 62 63 return view; 64 } 65 initializeDaysToRetainPreference()66 private void initializeDaysToRetainPreference() { 67 mDaysToRetain = (DropDownPreference) findPreference(KEY_DAYS); 68 mDaysToRetain.setOnPreferenceChangeListener(this); 69 70 ContentResolver cr = getContentResolver(); 71 int photosDaysToRetain = 72 Settings.Secure.getInt( 73 cr, 74 Settings.Secure.AUTOMATIC_STORAGE_MANAGER_DAYS_TO_RETAIN, 75 Utils.getDefaultStorageManagerDaysToRetain(getResources())); 76 String[] stringValues = 77 getResources().getStringArray(R.array.automatic_storage_management_days_values); 78 mDaysToRetain.setValue(stringValues[daysValueToIndex(photosDaysToRetain, stringValues)]); 79 } 80 initializeSwitchBar()81 private void initializeSwitchBar() { 82 final SettingsActivity activity = (SettingsActivity) getActivity(); 83 mSwitchBar = activity.getSwitchBar(); 84 mSwitchBar.show(); 85 mSwitchController = 86 new AutomaticStorageManagerSwitchBarController( 87 getContext(), 88 mSwitchBar, 89 mMetricsFeatureProvider, 90 mDaysToRetain, 91 getFragmentManager()); 92 } 93 94 @Override onResume()95 public void onResume() { 96 super.onResume(); 97 mDaysToRetain.setEnabled(isStorageManagerEnabled()); 98 } 99 100 @Override getLogTag()101 protected String getLogTag() { 102 return null; 103 } 104 105 @Override getPreferenceScreenResId()106 protected int getPreferenceScreenResId() { 107 return R.xml.automatic_storage_management_settings; 108 } 109 110 @Override getPreferenceControllers(Context context)111 protected List<AbstractPreferenceController> getPreferenceControllers(Context context) { 112 return buildPreferenceControllers(context); 113 } 114 115 @Override onDestroyView()116 public void onDestroyView() { 117 super.onDestroyView(); 118 119 mSwitchBar.hide(); 120 mSwitchController.tearDown(); 121 } 122 123 @Override onPreferenceChange(Preference preference, Object newValue)124 public boolean onPreferenceChange(Preference preference, Object newValue) { 125 if (KEY_DAYS.equals(preference.getKey())) { 126 Settings.Secure.putInt( 127 getContentResolver(), 128 Settings.Secure.AUTOMATIC_STORAGE_MANAGER_DAYS_TO_RETAIN, 129 Integer.parseInt((String) newValue)); 130 } 131 return true; 132 } 133 134 @Override getMetricsCategory()135 public int getMetricsCategory() { 136 return MetricsEvent.STORAGE_MANAGER_SETTINGS; 137 } 138 139 @Override getHelpResource()140 protected int getHelpResource() { 141 return R.string.help_uri_storage; 142 } 143 daysValueToIndex(int value, String[] indices)144 private static int daysValueToIndex(int value, String[] indices) { 145 for (int i = 0; i < indices.length; i++) { 146 int thisValue = Integer.parseInt(indices[i]); 147 if (value == thisValue) { 148 return i; 149 } 150 } 151 return indices.length - 1; 152 } 153 isStorageManagerEnabled()154 private boolean isStorageManagerEnabled() { 155 return Settings.Secure.getInt( 156 getContentResolver(), Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED, 0) 157 != 0; 158 } 159 buildPreferenceControllers(Context context)160 private static List<AbstractPreferenceController> buildPreferenceControllers(Context context) { 161 final List<AbstractPreferenceController> controllers = new ArrayList<>(); 162 controllers.add(new AutomaticStorageManagerDescriptionPreferenceController(context)); 163 return controllers; 164 } 165 166 /** For Search. */ 167 public static final Indexable.SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER = 168 new BaseSearchIndexProvider() { 169 @Override 170 protected boolean isPageSearchEnabled(Context context) { 171 return false; 172 } 173 174 @Override 175 public List<AbstractPreferenceController> getPreferenceControllers( 176 Context context) { 177 return buildPreferenceControllers(context); 178 } 179 }; 180 } 181