1 /* 2 * Copyright (C) 2008 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.settings.accounts; 18 19 import android.accounts.AccountManager; 20 import android.accounts.AccountManagerCallback; 21 import android.accounts.AccountManagerFuture; 22 import android.accounts.AuthenticatorException; 23 import android.accounts.OperationCanceledException; 24 import android.app.Activity; 25 import android.app.PendingIntent; 26 import android.content.Context; 27 import android.content.Intent; 28 import android.os.Bundle; 29 import android.os.UserManager; 30 import android.util.Log; 31 import android.widget.Toast; 32 33 import com.android.settings.R; 34 import com.android.settings.Utils; 35 36 import java.io.IOException; 37 38 /** 39 * Entry point Actiivty for account setup. Works as follows 40 * 41 * 1) When the other Activities launch this Activity, it launches {@link ChooseAccountActivity} 42 * without showing anything. 43 * 2) After receiving an account type from ChooseAccountActivity, this Activity launches the 44 * account setup specified by AccountManager. 45 * 3) After the account setup, this Activity finishes without showing anything. 46 * 47 * Note: 48 * Previously this Activity did what {@link ChooseAccountActivity} does right now, but we 49 * currently delegate the work to the other Activity. When we let this Activity do that work, users 50 * would see the list of account types when leaving this Activity, since the UI is already ready 51 * when returning from each account setup, which doesn't look good. 52 */ 53 public class AddAccountSettings extends Activity { 54 /** 55 * 56 */ 57 private static final String KEY_ADD_CALLED = "AddAccountCalled"; 58 59 /** 60 * Extra parameter to identify the caller. Applications may display a 61 * different UI if the calls is made from Settings or from a specific 62 * application. 63 */ 64 private static final String KEY_CALLER_IDENTITY = "pendingIntent"; 65 66 private static final String TAG = "AccountSettings"; 67 68 /* package */ static final String EXTRA_SELECTED_ACCOUNT = "selected_account"; 69 70 // show additional info regarding the use of a device with multiple users 71 static final String EXTRA_HAS_MULTIPLE_USERS = "hasMultipleUsers"; 72 73 private static final int CHOOSE_ACCOUNT_REQUEST = 1; 74 private static final int ADD_ACCOUNT_REQUEST = 2; 75 76 private PendingIntent mPendingIntent; 77 78 private final AccountManagerCallback<Bundle> mCallback = new AccountManagerCallback<Bundle>() { 79 @Override 80 public void run(AccountManagerFuture<Bundle> future) { 81 boolean done = true; 82 try { 83 Bundle bundle = future.getResult(); 84 //bundle.keySet(); 85 Intent intent = (Intent) bundle.get(AccountManager.KEY_INTENT); 86 if (intent != null) { 87 done = false; 88 Bundle addAccountOptions = new Bundle(); 89 addAccountOptions.putParcelable(KEY_CALLER_IDENTITY, mPendingIntent); 90 addAccountOptions.putBoolean(EXTRA_HAS_MULTIPLE_USERS, 91 Utils.hasMultipleUsers(AddAccountSettings.this)); 92 intent.putExtras(addAccountOptions); 93 startActivityForResult(intent, ADD_ACCOUNT_REQUEST); 94 } else { 95 setResult(RESULT_OK); 96 if (mPendingIntent != null) { 97 mPendingIntent.cancel(); 98 mPendingIntent = null; 99 } 100 } 101 102 if (Log.isLoggable(TAG, Log.VERBOSE)) Log.v(TAG, "account added: " + bundle); 103 } catch (OperationCanceledException e) { 104 if (Log.isLoggable(TAG, Log.VERBOSE)) Log.v(TAG, "addAccount was canceled"); 105 } catch (IOException e) { 106 if (Log.isLoggable(TAG, Log.VERBOSE)) Log.v(TAG, "addAccount failed: " + e); 107 } catch (AuthenticatorException e) { 108 if (Log.isLoggable(TAG, Log.VERBOSE)) Log.v(TAG, "addAccount failed: " + e); 109 } finally { 110 if (done) { 111 finish(); 112 } 113 } 114 } 115 }; 116 117 private boolean mAddAccountCalled = false; 118 119 @Override onCreate(Bundle savedInstanceState)120 public void onCreate(Bundle savedInstanceState) { 121 super.onCreate(savedInstanceState); 122 123 if (savedInstanceState != null) { 124 mAddAccountCalled = savedInstanceState.getBoolean(KEY_ADD_CALLED); 125 if (Log.isLoggable(TAG, Log.VERBOSE)) Log.v(TAG, "restored"); 126 } 127 128 final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE); 129 if (um.hasUserRestriction(UserManager.DISALLOW_MODIFY_ACCOUNTS)) { 130 // We aren't allowed to add an account. 131 Toast.makeText(this, R.string.user_cannot_add_accounts_message, Toast.LENGTH_LONG) 132 .show(); 133 finish(); 134 return; 135 } 136 if (mAddAccountCalled) { 137 // We already called add account - maybe the callback was lost. 138 finish(); 139 return; 140 } 141 final String[] authorities = 142 getIntent().getStringArrayExtra(AccountPreferenceBase.AUTHORITIES_FILTER_KEY); 143 final String[] accountTypes = 144 getIntent().getStringArrayExtra(AccountPreferenceBase.ACCOUNT_TYPES_FILTER_KEY); 145 final Intent intent = new Intent(this, ChooseAccountActivity.class); 146 if (authorities != null) { 147 intent.putExtra(AccountPreferenceBase.AUTHORITIES_FILTER_KEY, authorities); 148 } 149 if (accountTypes != null) { 150 intent.putExtra(AccountPreferenceBase.ACCOUNT_TYPES_FILTER_KEY, accountTypes); 151 } 152 startActivityForResult(intent, CHOOSE_ACCOUNT_REQUEST); 153 } 154 155 @Override onActivityResult(int requestCode, int resultCode, Intent data)156 public void onActivityResult(int requestCode, int resultCode, Intent data) { 157 switch (requestCode) { 158 case CHOOSE_ACCOUNT_REQUEST: 159 if (resultCode == RESULT_CANCELED) { 160 setResult(resultCode); 161 finish(); 162 return; 163 } 164 // Go to account setup screen. finish() is called inside mCallback. 165 addAccount(data.getStringExtra(EXTRA_SELECTED_ACCOUNT)); 166 break; 167 case ADD_ACCOUNT_REQUEST: 168 setResult(resultCode); 169 if (mPendingIntent != null) { 170 mPendingIntent.cancel(); 171 mPendingIntent = null; 172 } 173 finish(); 174 break; 175 } 176 } 177 178 @Override onSaveInstanceState(Bundle outState)179 protected void onSaveInstanceState(Bundle outState) { 180 super.onSaveInstanceState(outState); 181 outState.putBoolean(KEY_ADD_CALLED, mAddAccountCalled); 182 if (Log.isLoggable(TAG, Log.VERBOSE)) Log.v(TAG, "saved"); 183 } 184 addAccount(String accountType)185 private void addAccount(String accountType) { 186 Bundle addAccountOptions = new Bundle(); 187 mPendingIntent = PendingIntent.getBroadcast(this, 0, new Intent(), 0); 188 addAccountOptions.putParcelable(KEY_CALLER_IDENTITY, mPendingIntent); 189 addAccountOptions.putBoolean(EXTRA_HAS_MULTIPLE_USERS, Utils.hasMultipleUsers(this)); 190 AccountManager.get(this).addAccount( 191 accountType, 192 null, /* authTokenType */ 193 null, /* requiredFeatures */ 194 addAccountOptions, 195 null, 196 mCallback, 197 null /* handler */); 198 mAddAccountCalled = true; 199 } 200 } 201