787c420c73
Bug: 135469195
Test: make RunSettingsRoboTests ROBOTEST_FILTER=PreferredNetworkModeContentObserverTest
make RunSettingsRoboTests ROBOTEST_FILTER=AutoSelectPreferenceControllerTest
make RunSettingsRoboTests ROBOTEST_FILTER=OpenNetworkSelectPagePreferenceControllerTest
Change-Id: I5782ef67e429412ad0d6ad320e91bcdfe9c6b1db
67 lines
2.0 KiB
Java
67 lines
2.0 KiB
Java
/*
|
|
* Copyright (C) 2020 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package com.android.settings.network;
|
|
|
|
import android.content.Context;
|
|
import android.database.ContentObserver;
|
|
import android.net.Uri;
|
|
import android.os.Handler;
|
|
import android.provider.Settings;
|
|
|
|
import androidx.annotation.VisibleForTesting;
|
|
|
|
/**
|
|
* {@link ContentObserver} to listen to Preferred Network Mode change
|
|
*/
|
|
public class PreferredNetworkModeContentObserver extends ContentObserver {
|
|
@VisibleForTesting
|
|
OnPreferredNetworkModeChangedListener mListener;
|
|
|
|
public PreferredNetworkModeContentObserver(Handler handler) {
|
|
super(handler);
|
|
}
|
|
|
|
public void setPreferredNetworkModeChangedListener(OnPreferredNetworkModeChangedListener lsn) {
|
|
mListener = lsn;
|
|
}
|
|
|
|
@Override
|
|
public void onChange(boolean selfChange) {
|
|
super.onChange(selfChange);
|
|
if (mListener != null) {
|
|
mListener.onPreferredNetworkModeChanged();
|
|
}
|
|
}
|
|
|
|
public void register(Context context, int subId) {
|
|
final Uri uri = Settings.Global.getUriFor(
|
|
Settings.Global.PREFERRED_NETWORK_MODE + subId);
|
|
context.getContentResolver().registerContentObserver(uri, false, this);
|
|
}
|
|
|
|
public void unregister(Context context) {
|
|
context.getContentResolver().unregisterContentObserver(this);
|
|
}
|
|
|
|
/**
|
|
* Listener for update of Preferred Network Mode change
|
|
*/
|
|
public interface OnPreferredNetworkModeChangedListener {
|
|
void onPreferredNetworkModeChanged();
|
|
}
|
|
}
|