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/*
* Copyright (C) 2016 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.server.telecom.settings;
import android.content.Context;
import android.telephony.PhoneNumberUtils;
import android.text.Spannable;
import android.text.SpannableString;
import android.widget.Toast;
import com.android.server.telecom.R;
import java.util.Locale;
public final class BlockedNumbersUtil {
private BlockedNumbersUtil() {}
/**
* @return locale and default to US if no locale was returned.
*/
public static String getLocaleDefaultToUS() {
String countryIso = Locale.getDefault().getCountry();
if (countryIso == null || countryIso.length() != 2) {
countryIso = "US";
}
return countryIso;
}
/**
* Formats the number in the string and shows a toast for {@link Toast#LENGTH_SHORT}.
*
* <p>Adds the number in a TsSpan so that it reads as a phone number when talk back is on.
*/
public static void showToastWithFormattedNumber(Context context, int stringId, String number) {
String formattedNumber = PhoneNumberUtils.formatNumber(number, getLocaleDefaultToUS());
String finalFormattedNumber = formattedNumber == null ? number : formattedNumber;
String message = context.getString(stringId, finalFormattedNumber);
int startingPosition = message.indexOf(finalFormattedNumber);
Spannable messageSpannable = new SpannableString(message);
PhoneNumberUtils.addTtsSpan(messageSpannable, startingPosition,
startingPosition + finalFormattedNumber.length());
Toast.makeText(
context,
messageSpannable,
Toast.LENGTH_SHORT).show();
}
}
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