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 17 package com.android.settings.notification; 18 19 import android.content.ContentResolver; 20 import android.content.Context; 21 import android.content.Intent; 22 import android.database.ContentObserver; 23 import android.net.Uri; 24 import android.os.Handler; 25 import android.provider.Settings; 26 import android.support.annotation.VisibleForTesting; 27 import android.support.v7.preference.Preference; 28 import android.support.v7.preference.PreferenceScreen; 29 import android.support.v7.preference.TwoStatePreference; 30 import android.text.TextUtils; 31 32 import com.android.settings.core.PreferenceControllerMixin; 33 import com.android.settings.core.TogglePreferenceController; 34 import com.android.settingslib.core.AbstractPreferenceController; 35 import com.android.settings.R; 36 import com.android.settings.search.DatabaseIndexingUtils; 37 import com.android.settings.search.InlineSwitchPayload; 38 import com.android.settings.search.ResultPayload; 39 import com.android.settingslib.core.lifecycle.LifecycleObserver; 40 import com.android.settingslib.core.lifecycle.events.OnPause; 41 import com.android.settingslib.core.lifecycle.events.OnResume; 42 43 import static android.provider.Settings.Secure.NOTIFICATION_BADGING; 44 45 public class BadgingNotificationPreferenceController extends TogglePreferenceController 46 implements PreferenceControllerMixin, Preference.OnPreferenceChangeListener, 47 LifecycleObserver, OnResume, OnPause { 48 49 private static final String TAG = "BadgeNotifPrefContr"; 50 @VisibleForTesting 51 static final int ON = 1; 52 @VisibleForTesting 53 static final int OFF = 0; 54 55 private SettingObserver mSettingObserver; 56 BadgingNotificationPreferenceController(Context context, String preferenceKey)57 public BadgingNotificationPreferenceController(Context context, String preferenceKey) { 58 super(context, preferenceKey); 59 } 60 61 @Override displayPreference(PreferenceScreen screen)62 public void displayPreference(PreferenceScreen screen) { 63 super.displayPreference(screen); 64 Preference preference = screen.findPreference(NOTIFICATION_BADGING); 65 if (preference != null) { 66 mSettingObserver = new SettingObserver(preference); 67 } 68 } 69 70 @Override onResume()71 public void onResume() { 72 if (mSettingObserver != null) { 73 mSettingObserver.register(mContext.getContentResolver(), true /* register */); 74 } 75 } 76 77 @Override onPause()78 public void onPause() { 79 if (mSettingObserver != null) { 80 mSettingObserver.register(mContext.getContentResolver(), false /* register */); 81 } 82 } 83 84 @Override getAvailabilityStatus()85 public int getAvailabilityStatus() { 86 return mContext.getResources() 87 .getBoolean(com.android.internal.R.bool.config_notificationBadging) 88 ? AVAILABLE : UNSUPPORTED_ON_DEVICE; 89 } 90 91 @Override isSliceable()92 public boolean isSliceable() { 93 return TextUtils.equals(getPreferenceKey(), "notification_badging"); 94 } 95 96 @Override isChecked()97 public boolean isChecked() { 98 return Settings.Secure.getInt(mContext.getContentResolver(), 99 NOTIFICATION_BADGING, ON) == ON; 100 } 101 102 @Override setChecked(boolean isChecked)103 public boolean setChecked(boolean isChecked) { 104 return Settings.Secure.putInt(mContext.getContentResolver(), 105 NOTIFICATION_BADGING, isChecked ? ON : OFF); 106 } 107 108 class SettingObserver extends ContentObserver { 109 110 private final Uri NOTIFICATION_BADGING_URI = 111 Settings.Secure.getUriFor(NOTIFICATION_BADGING); 112 113 private final Preference mPreference; 114 SettingObserver(Preference preference)115 public SettingObserver(Preference preference) { 116 super(new Handler()); 117 mPreference = preference; 118 } 119 register(ContentResolver cr, boolean register)120 public void register(ContentResolver cr, boolean register) { 121 if (register) { 122 cr.registerContentObserver(NOTIFICATION_BADGING_URI, false, this); 123 } else { 124 cr.unregisterContentObserver(this); 125 } 126 } 127 128 @Override onChange(boolean selfChange, Uri uri)129 public void onChange(boolean selfChange, Uri uri) { 130 super.onChange(selfChange, uri); 131 if (NOTIFICATION_BADGING_URI.equals(uri)) { 132 updateState(mPreference); 133 } 134 } 135 } 136 137 @Override getResultPayload()138 public ResultPayload getResultPayload() { 139 final Intent intent = DatabaseIndexingUtils.buildSearchResultPageIntent(mContext, 140 ConfigureNotificationSettings.class.getName(), getPreferenceKey(), 141 mContext.getString(R.string.configure_notification_settings)); 142 143 return new InlineSwitchPayload(Settings.Secure.NOTIFICATION_BADGING, 144 ResultPayload.SettingsSource.SECURE, ON /* onValue */, intent, isAvailable(), 145 ON /* defaultValue */); 146 } 147 } 148