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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License
     15  */
     16 
     17 package com.android.dialer.about;
     18 
     19 import android.content.Context;
     20 import android.content.Intent;
     21 import android.content.pm.PackageManager.NameNotFoundException;
     22 import android.os.Bundle;
     23 import android.preference.Preference;
     24 import android.preference.PreferenceFragment;
     25 import android.text.TextUtils;
     26 
     27 /** The fragment for information about the Phone App */
     28 public class AboutPhoneFragment extends PreferenceFragment {
     29 
     30   @Override
     31   public void onCreate(Bundle savedInstanceState) {
     32     super.onCreate(savedInstanceState);
     33     addPreferencesFromResource(R.xml.about_phone_fragment);
     34 
     35     // We set the intent here, instead of in XML, to avoid specifying a target package, which
     36     // differs between AOSP and the GoogleDialer.
     37     Intent openSourceActivity =
     38         new Intent(getActivity().getApplicationContext(), LicenseMenuActivity.class);
     39     findPreference(getString(R.string.open_source_licenses_key)).setIntent(openSourceActivity);
     40     populateBuildVersion();
     41   }
     42 
     43   private void populateBuildVersion() {
     44     Preference buildVersion = findPreference(getResources().getString(R.string.build_version_key));
     45     String versionName = getVersionName();
     46     if (!TextUtils.isEmpty(versionName)) {
     47       buildVersion.setSummary(versionName);
     48     }
     49   }
     50 
     51   private String getVersionName() {
     52     Context context = getContext();
     53     try {
     54       return context.getPackageManager().getPackageInfo(context.getPackageName(), 0).versionName;
     55     } catch (NameNotFoundException e) {
     56       return "";
     57     }
     58   }
     59 
     60   @Override
     61   public Context getContext() {
     62     return getActivity();
     63   }
     64 }
     65