| /** |
| * 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; |
| } |
| } |