1 /* 2 * Copyright (C) 2015 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.notification; 18 19 import android.annotation.Nullable; 20 import android.app.ActivityManager; 21 import android.app.NotificationManager; 22 import android.app.settings.SettingsEnums; 23 import android.content.Context; 24 import android.content.pm.ApplicationInfo; 25 import android.content.pm.PackageItemInfo; 26 import android.content.pm.PackageManager; 27 import android.os.Bundle; 28 import android.provider.SearchIndexableResource; 29 import android.util.ArraySet; 30 import android.view.View; 31 32 import androidx.preference.PreferenceScreen; 33 34 import com.android.settings.R; 35 import com.android.settings.applications.AppInfoBase; 36 import com.android.settings.applications.specialaccess.zenaccess.ZenAccessController; 37 import com.android.settings.applications.specialaccess.zenaccess.ZenAccessDetails; 38 import com.android.settings.applications.specialaccess.zenaccess.ZenAccessSettingObserverMixin; 39 import com.android.settings.search.BaseSearchIndexProvider; 40 import com.android.settings.search.Indexable; 41 import com.android.settings.widget.EmptyTextSettings; 42 import com.android.settingslib.search.SearchIndexable; 43 import com.android.settingslib.widget.apppreference.AppPreference; 44 45 import java.util.ArrayList; 46 import java.util.Collections; 47 import java.util.List; 48 import java.util.Set; 49 50 @SearchIndexable 51 public class ZenAccessSettings extends EmptyTextSettings implements 52 ZenAccessSettingObserverMixin.Listener { 53 private final String TAG = "ZenAccessSettings"; 54 55 private Context mContext; 56 private PackageManager mPkgMan; 57 private NotificationManager mNoMan; 58 59 @Override getMetricsCategory()60 public int getMetricsCategory() { 61 return SettingsEnums.NOTIFICATION_ZEN_MODE_ACCESS; 62 } 63 64 @Override onCreate(Bundle icicle)65 public void onCreate(Bundle icicle) { 66 super.onCreate(icicle); 67 68 mContext = getActivity(); 69 mPkgMan = mContext.getPackageManager(); 70 mNoMan = mContext.getSystemService(NotificationManager.class); 71 getSettingsLifecycle().addObserver( 72 new ZenAccessSettingObserverMixin(getContext(), this /* listener */)); 73 } 74 75 @Override onViewCreated(View view, @Nullable Bundle savedInstanceState)76 public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { 77 super.onViewCreated(view, savedInstanceState); 78 setEmptyText(R.string.zen_access_empty_text); 79 } 80 81 @Override getPreferenceScreenResId()82 protected int getPreferenceScreenResId() { 83 return R.xml.zen_access_settings; 84 } 85 86 @Override onResume()87 public void onResume() { 88 super.onResume(); 89 if (!ActivityManager.isLowRamDeviceStatic()) { 90 reloadList(); 91 } else { 92 setEmptyText(R.string.disabled_low_ram_device); 93 } 94 } 95 96 @Override onZenAccessPolicyChanged()97 public void onZenAccessPolicyChanged() { 98 reloadList(); 99 } 100 reloadList()101 private void reloadList() { 102 final PreferenceScreen screen = getPreferenceScreen(); 103 screen.removeAll(); 104 final ArrayList<ApplicationInfo> apps = new ArrayList<>(); 105 final Set<String> requesting = 106 ZenAccessController.getPackagesRequestingNotificationPolicyAccess(); 107 if (!requesting.isEmpty()) { 108 final List<ApplicationInfo> installed = mPkgMan.getInstalledApplications(0); 109 if (installed != null) { 110 for (ApplicationInfo app : installed) { 111 if (requesting.contains(app.packageName)) { 112 apps.add(app); 113 } 114 } 115 } 116 } 117 ArraySet<String> autoApproved = new ArraySet<>(); 118 autoApproved.addAll(mNoMan.getEnabledNotificationListenerPackages()); 119 requesting.addAll(autoApproved); 120 Collections.sort(apps, new PackageItemInfo.DisplayNameComparator(mPkgMan)); 121 for (ApplicationInfo app : apps) { 122 final String pkg = app.packageName; 123 final CharSequence label = app.loadLabel(mPkgMan); 124 final AppPreference pref = new AppPreference(getPrefContext()); 125 pref.setKey(pkg); 126 pref.setIcon(app.loadIcon(mPkgMan)); 127 pref.setTitle(label); 128 if (autoApproved.contains(pkg)) { 129 //Auto approved, user cannot do anything. Hard code summary and disable preference. 130 pref.setEnabled(false); 131 pref.setSummary(getString(R.string.zen_access_disabled_package_warning)); 132 } else { 133 // Not auto approved, update summary according to notification backend. 134 pref.setSummary(getPreferenceSummary(pkg)); 135 } 136 pref.setOnPreferenceClickListener(preference -> { 137 AppInfoBase.startAppInfoFragment( 138 ZenAccessDetails.class /* fragment */, 139 R.string.manage_zen_access_title /* titleRes */, 140 pkg, 141 app.uid, 142 this /* source */, 143 -1 /* requestCode */, 144 getMetricsCategory() /* sourceMetricsCategory */); 145 return true; 146 }); 147 148 screen.addPreference(pref); 149 } 150 } 151 152 /** 153 * @return the summary for the current state of whether the app associated with the given 154 * {@param packageName} is allowed to enter picture-in-picture. 155 */ getPreferenceSummary(String packageName)156 private int getPreferenceSummary(String packageName) { 157 final boolean enabled = ZenAccessController.hasAccess(getContext(), packageName); 158 return enabled ? R.string.app_permission_summary_allowed 159 : R.string.app_permission_summary_not_allowed; 160 } 161 162 public static final Indexable.SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER = 163 new BaseSearchIndexProvider() { 164 @Override 165 public List<SearchIndexableResource> getXmlResourcesToIndex(Context context, 166 boolean enabled) { 167 final ArrayList<SearchIndexableResource> result = new ArrayList<>(); 168 169 final SearchIndexableResource sir = new SearchIndexableResource(context); 170 sir.xmlResId = R.xml.zen_access_settings; 171 result.add(sir); 172 return result; 173 } 174 }; 175 } 176