/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.notification;
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import static android.provider.Settings.Secure.NOTIFICATION_BADGING;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.database.ContentObserver;
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import android.net.Uri;
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import android.os.Handler;
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import android.provider.Settings;
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import android.text.TextUtils;
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import androidx.annotation.VisibleForTesting;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceScreen;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settings.core.TogglePreferenceController;
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import com.android.settingslib.core.lifecycle.LifecycleObserver;
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import com.android.settingslib.core.lifecycle.events.OnPause;
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import com.android.settingslib.core.lifecycle.events.OnResume;
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public class BadgingNotificationPreferenceController extends TogglePreferenceController
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implements PreferenceControllerMixin, Preference.OnPreferenceChangeListener,
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LifecycleObserver, OnResume, OnPause {
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private static final String TAG = "BadgeNotifPrefContr";
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@VisibleForTesting
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static final int ON = 1;
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@VisibleForTesting
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static final int OFF = 0;
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private SettingObserver mSettingObserver;
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public BadgingNotificationPreferenceController(Context context, String preferenceKey) {
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super(context, preferenceKey);
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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Preference preference = screen.findPreference(NOTIFICATION_BADGING);
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if (preference != null) {
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mSettingObserver = new SettingObserver(preference);
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}
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}
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@Override
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public void onResume() {
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if (mSettingObserver != null) {
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mSettingObserver.register(mContext.getContentResolver(), true /* register */);
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}
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}
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@Override
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public void onPause() {
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if (mSettingObserver != null) {
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mSettingObserver.register(mContext.getContentResolver(), false /* register */);
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}
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}
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@Override
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public int getAvailabilityStatus() {
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return mContext.getResources()
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.getBoolean(com.android.internal.R.bool.config_notificationBadging)
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? AVAILABLE : UNSUPPORTED_ON_DEVICE;
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}
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@Override
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public boolean isSliceable() {
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return TextUtils.equals(getPreferenceKey(), "notification_badging");
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}
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@Override
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public boolean isChecked() {
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return Settings.Secure.getInt(mContext.getContentResolver(),
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NOTIFICATION_BADGING, ON) == ON;
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}
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@Override
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public boolean setChecked(boolean isChecked) {
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return Settings.Secure.putInt(mContext.getContentResolver(),
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NOTIFICATION_BADGING, isChecked ? ON : OFF);
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}
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class SettingObserver extends ContentObserver {
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private final Uri NOTIFICATION_BADGING_URI =
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Settings.Secure.getUriFor(NOTIFICATION_BADGING);
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private final Preference mPreference;
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public SettingObserver(Preference preference) {
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super(new Handler());
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mPreference = preference;
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}
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public void register(ContentResolver cr, boolean register) {
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if (register) {
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cr.registerContentObserver(NOTIFICATION_BADGING_URI, false, this);
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} else {
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cr.unregisterContentObserver(this);
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}
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}
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@Override
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public void onChange(boolean selfChange, Uri uri) {
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super.onChange(selfChange, uri);
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if (NOTIFICATION_BADGING_URI.equals(uri)) {
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updateState(mPreference);
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}
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}
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}
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}
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