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/*
* Copyright (C) 2010 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.providers.contacts;
import android.content.Context;
import android.location.Country;
import android.location.CountryDetector;
import android.location.CountryListener;
import android.os.Looper;
/**
* This class monitors the change of country.
* <p>
* {@link #getCountryIso()} is used to get the ISO 3166-1 two letters country
* code of current country.
*/
public class CountryMonitor {
private String mCurrentCountryIso;
private Context mContext;
public CountryMonitor(Context context) {
mContext = context;
}
/**
* Get the current country code
*
* @return the ISO 3166-1 two letters country code of current country.
*/
public synchronized String getCountryIso() {
if (mCurrentCountryIso == null) {
final CountryDetector countryDetector =
(CountryDetector) mContext.getSystemService(Context.COUNTRY_DETECTOR);
mCurrentCountryIso = countryDetector.detectCountry().getCountryIso();
countryDetector.addCountryListener(new CountryListener() {
public void onCountryDetected(Country country) {
mCurrentCountryIso = country.getCountryIso();
}
}, Looper.getMainLooper());
}
return mCurrentCountryIso;
}
}
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