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/**
* Copyright (C) 2014 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.voicemailomtp;
import android.app.ActionBar;
import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.text.TextUtils;
/**
* Helper for manipulating intents or components with subscription-related information.
*
* In settings, subscription ids and labels are passed along to indicate that settings
* are being changed for particular subscriptions. This helper provides functions for
* helping extract this info and perform common operations using this info.
*/
public class SubscriptionInfoHelper {
public static final int NO_SUB_ID = -1;
// Extra on intent containing the id of a subscription.
public static final String SUB_ID_EXTRA =
"com.android.voicemailomtp.settings.SubscriptionInfoHelper.SubscriptionId";
// Extra on intent containing the label of a subscription.
private static final String SUB_LABEL_EXTRA =
"com.android.voicemailomtp.settings.SubscriptionInfoHelper.SubscriptionLabel";
private static Context mContext;
private static int mSubId = NO_SUB_ID;
private static String mSubLabel;
/**
* Instantiates the helper, by extracting the subscription id and label from the intent.
*/
public SubscriptionInfoHelper(Context context, Intent intent) {
mContext = context;
mSubId = intent.getIntExtra(SUB_ID_EXTRA, NO_SUB_ID);
mSubLabel = intent.getStringExtra(SUB_LABEL_EXTRA);
}
/**
* Sets the action bar title to the string specified by the given resource id, formatting
* it with the subscription label. This assumes the resource string is formattable with a
* string-type specifier.
*
* If the subscription label does not exists, leave the existing title.
*/
public void setActionBarTitle(ActionBar actionBar, Resources res, int resId) {
if (actionBar == null || TextUtils.isEmpty(mSubLabel)) {
return;
}
String title = String.format(res.getString(resId), mSubLabel);
actionBar.setTitle(title);
}
public int getSubId() {
return mSubId;
}
}
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