1 /** 2 * Copyright (c) 2014, Google Inc. 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 package com.android.mail.ui; 17 18 import android.app.ActionBar; 19 import android.app.Activity; 20 import android.content.pm.PackageInfo; 21 import android.content.pm.PackageManager; 22 import android.os.Bundle; 23 24 import com.android.mail.R; 25 import com.android.mail.utils.LogTag; 26 import com.android.mail.utils.LogUtils; 27 28 /** 29 * This activity customizes its ActionBar and leaves the heavy lifting to its child HelpFragment. 30 */ 31 public class HelpActivity extends Activity { 32 33 private static final String LOG_TAG = LogTag.getLogTag(); 34 35 public static final String PARAM_HELP_URL = "help.url"; 36 37 @Override onCreate(Bundle savedInstanceState)38 protected void onCreate(Bundle savedInstanceState) { 39 super.onCreate(savedInstanceState); 40 41 setContentView(R.layout.help_activity); 42 43 // Customize the action bar behavior and display 44 final ActionBar actionBar = getActionBar(); 45 if (actionBar != null) { 46 actionBar.setDisplayHomeAsUpEnabled(true); 47 actionBar.setTitle(R.string.help_and_info); 48 49 final PackageManager packageManager = getPackageManager(); 50 if (packageManager != null) { 51 try { 52 final String appName = getString(R.string.app_name); 53 final PackageInfo pi = packageManager.getPackageInfo(getPackageName(), 0); 54 actionBar.setSubtitle(getString(R.string.version, appName, pi.versionName)); 55 } catch (PackageManager.NameNotFoundException e) { 56 // Can't find version? Oh well. Just leave it blank. 57 LogUtils.wtf(LOG_TAG, e, "Unable to locate application version."); 58 } 59 } 60 } 61 } 62 }