1 /* 2 * Copyright (C) 2010 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.email.activity.setup; 18 19 import android.app.Activity; 20 import android.app.FragmentTransaction; 21 import android.os.Bundle; 22 23 /** 24 * Superclass of all of the account setup activities; ensures that SetupData state is saved/restored 25 * automatically as required 26 */ 27 public class AccountSetupActivity extends Activity implements SetupDataFragment.SetupDataContainer { 28 protected SetupDataFragment mSetupData; 29 30 private static final String SETUP_DATA_FRAGMENT_TAG = "setupData"; 31 @Override 32 public void onCreate(Bundle savedInstanceState) { 33 super.onCreate(savedInstanceState); 34 35 if (savedInstanceState == null) { 36 final Bundle b = getIntent().getExtras(); 37 if (b != null) { 38 mSetupData = b.getParcelable(SetupDataFragment.EXTRA_SETUP_DATA); 39 if (mSetupData != null) { 40 final FragmentTransaction ft = getFragmentManager().beginTransaction(); 41 ft.add(mSetupData, SETUP_DATA_FRAGMENT_TAG); 42 ft.commit(); 43 } 44 } 45 } else { 46 mSetupData = (SetupDataFragment)getFragmentManager() 47 .findFragmentByTag(SETUP_DATA_FRAGMENT_TAG); 48 } 49 50 if (mSetupData == null) { 51 mSetupData = new SetupDataFragment(); 52 final FragmentTransaction ft = getFragmentManager().beginTransaction(); 53 ft.add(mSetupData, SETUP_DATA_FRAGMENT_TAG); 54 ft.commit(); 55 } 56 } 57 58 @Override 59 public SetupDataFragment getSetupData() { 60 return mSetupData; 61 } 62 } 63
