23f8d59d02
Having consistent import order will reduce chance of merge conflict between internal and external master Test: rebuild Change-Id: I0b1a170967ddcce7f388603fd521f6ed1eeba30b
74 lines
2.2 KiB
Java
74 lines
2.2 KiB
Java
/*
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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.applications.assist;
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import android.content.ContentResolver;
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import android.database.ContentObserver;
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import android.net.Uri;
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import android.provider.Settings;
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import androidx.annotation.MainThread;
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import com.android.settingslib.utils.ThreadUtils;
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import java.util.List;
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public abstract class AssistSettingObserver extends ContentObserver {
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private final Uri ASSIST_URI =
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Settings.Secure.getUriFor(Settings.Secure.ASSISTANT);
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public AssistSettingObserver() {
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super(null /* handler */);
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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(ASSIST_URI, false, this);
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final List<Uri> settingUri = getSettingUris();
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if (settingUri != null) {
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for (Uri uri : settingUri) {
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cr.registerContentObserver(uri, false, this);
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}
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}
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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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boolean shouldUpdatePreference = false;
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final List<Uri> settingUri = getSettingUris();
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if (ASSIST_URI.equals(uri) || (settingUri != null && settingUri.contains(uri))) {
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shouldUpdatePreference = true;
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}
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if (shouldUpdatePreference) {
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ThreadUtils.postOnMainThread(() -> {
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onSettingChange();
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});
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}
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}
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protected abstract List<Uri> getSettingUris();
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@MainThread
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public abstract void onSettingChange();
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}
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