ChooseTypeAndAccountActivity.java revision e9095bd73795e3cf55cbeebaa5745f68b69819ab
1/* 2 * Copyright (C) 2011 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 */ 16package android.accounts; 17 18import android.app.Activity; 19import android.content.Context; 20import android.content.Intent; 21import android.content.pm.PackageManager; 22import android.content.res.Resources; 23import android.graphics.drawable.Drawable; 24import android.os.Bundle; 25import android.os.Parcelable; 26import android.text.TextUtils; 27import android.util.Log; 28import android.view.LayoutInflater; 29import android.view.View; 30import android.view.ViewGroup; 31import android.widget.AdapterView; 32import android.widget.ArrayAdapter; 33import android.widget.Button; 34import android.widget.ImageView; 35import android.widget.ListView; 36import android.widget.TextView; 37import com.android.internal.R; 38 39import java.io.IOException; 40import java.util.ArrayList; 41import java.util.HashMap; 42import java.util.HashSet; 43import java.util.Set; 44 45/** 46 * @hide 47 */ 48public class ChooseTypeAndAccountActivity extends Activity 49 implements AccountManagerCallback<Bundle> { 50 private static final String TAG = "AccountChooser"; 51 52 /** 53 * A Parcelable ArrayList of Account objects that limits the choosable accounts to those 54 * in this list, if this parameter is supplied. 55 */ 56 public static final String EXTRA_ALLOWABLE_ACCOUNTS_ARRAYLIST = "allowableAccounts"; 57 58 /** 59 * A Parcelable ArrayList of String objects that limits the accounts to choose to those 60 * that match the types in this list, if this parameter is supplied. This list is also 61 * used to filter the allowable account types if add account is selected. 62 */ 63 public static final String EXTRA_ALLOWABLE_ACCOUNT_TYPES_STRING_ARRAY = "allowableAccountTypes"; 64 65 /** 66 * This is passed as the addAccountOptions parameter in AccountManager.addAccount() 67 * if it is called. 68 */ 69 public static final String EXTRA_ADD_ACCOUNT_OPTIONS_BUNDLE = "addAccountOptions"; 70 71 /** 72 * This is passed as the requiredFeatures parameter in AccountManager.addAccount() 73 * if it is called. 74 */ 75 public static final String EXTRA_ADD_ACCOUNT_REQUIRED_FEATURES_STRING_ARRAY = 76 "addAccountRequiredFeatures"; 77 78 /** 79 * This is passed as the authTokenType string in AccountManager.addAccount() 80 * if it is called. 81 */ 82 public static final String EXTRA_ADD_ACCOUNT_AUTH_TOKEN_TYPE_STRING = "authTokenType"; 83 84 /** 85 * If set then the specified account is already "selected". 86 */ 87 public static final String EXTRA_SELECTED_ACCOUNT = "selectedAccount"; 88 89 /** 90 * If true then display the account selection list even if there is just 91 * one account to choose from. boolean. 92 */ 93 public static final String EXTRA_ALWAYS_PROMPT_FOR_ACCOUNT = 94 "alwaysPromptForAccount"; 95 96 /** 97 * If set then this string willb e used as the description rather than 98 * the default. 99 */ 100 public static final String EXTRA_DESCRIPTION_TEXT_OVERRIDE = 101 "descriptionTextOverride"; 102 103 public static final int REQUEST_NULL = 0; 104 public static final int REQUEST_CHOOSE_TYPE = 1; 105 public static final int REQUEST_ADD_ACCOUNT = 2; 106 107 private static final String KEY_INSTANCE_STATE_PENDING_REQUEST = "pendingRequest"; 108 private static final String KEY_INSTANCE_STATE_EXISTING_ACCOUNTS = "existingAccounts"; 109 110 private ArrayList<AccountInfo> mAccountInfos; 111 private int mPendingRequest = REQUEST_NULL; 112 private Parcelable[] mExistingAccounts = null; 113 private Parcelable[] mSavedAccounts = null; 114 115 @Override 116 public void onCreate(Bundle savedInstanceState) { 117 super.onCreate(savedInstanceState); 118 if (Log.isLoggable(TAG, Log.VERBOSE)) { 119 Log.v(TAG, "ChooseTypeAndAccountActivity.onCreate(savedInstanceState=" 120 + savedInstanceState + ")"); 121 } 122 123 setContentView(R.layout.choose_type_and_account); 124 125 if (savedInstanceState != null) { 126 mPendingRequest = savedInstanceState.getInt(KEY_INSTANCE_STATE_PENDING_REQUEST); 127 mSavedAccounts = 128 savedInstanceState.getParcelableArray(KEY_INSTANCE_STATE_EXISTING_ACCOUNTS); 129 mExistingAccounts = null; 130 } else { 131 mPendingRequest = REQUEST_NULL; 132 mSavedAccounts = null; 133 mExistingAccounts = null; 134 } 135 136 // save some items we use frequently 137 final AccountManager accountManager = AccountManager.get(this); 138 final Intent intent = getIntent(); 139 140 // override the description text if supplied 141 final String descriptionOverride = 142 intent.getStringExtra(EXTRA_DESCRIPTION_TEXT_OVERRIDE); 143 if (!TextUtils.isEmpty(descriptionOverride)) { 144 ((TextView)findViewById(R.id.description)).setText(descriptionOverride); 145 } 146 147 // If the selected account matches one in the list we will place a 148 // checkmark next to it. 149 final Account selectedAccount = 150 (Account)intent.getParcelableExtra(EXTRA_SELECTED_ACCOUNT); 151 152 // build an efficiently queryable map of account types to authenticator descriptions 153 final HashMap<String, AuthenticatorDescription> typeToAuthDescription = 154 new HashMap<String, AuthenticatorDescription>(); 155 for(AuthenticatorDescription desc : accountManager.getAuthenticatorTypes()) { 156 typeToAuthDescription.put(desc.type, desc); 157 } 158 159 // Read the validAccounts, if present, and add them to the setOfAllowableAccounts 160 Set<Account> setOfAllowableAccounts = null; 161 final ArrayList<Parcelable> validAccounts = 162 intent.getParcelableArrayListExtra(EXTRA_ALLOWABLE_ACCOUNTS_ARRAYLIST); 163 if (validAccounts != null) { 164 setOfAllowableAccounts = new HashSet<Account>(validAccounts.size()); 165 for (Parcelable parcelable : validAccounts) { 166 setOfAllowableAccounts.add((Account)parcelable); 167 } 168 } 169 170 // Read the validAccountTypes, if present, and add them to the setOfAllowableAccountTypes 171 Set<String> setOfAllowableAccountTypes = null; 172 final String[] validAccountTypes = 173 intent.getStringArrayExtra(EXTRA_ALLOWABLE_ACCOUNT_TYPES_STRING_ARRAY); 174 if (validAccountTypes != null) { 175 setOfAllowableAccountTypes = new HashSet<String>(validAccountTypes.length); 176 for (String type : validAccountTypes) { 177 setOfAllowableAccountTypes.add(type); 178 } 179 } 180 181 // Create a list of AccountInfo objects for each account that is allowable. Filter out 182 // accounts that don't match the allowable types, if provided, or that don't match the 183 // allowable accounts, if provided. 184 final Account[] accounts = accountManager.getAccounts(); 185 mAccountInfos = new ArrayList<AccountInfo>(accounts.length); 186 for (Account account : accounts) { 187 if (setOfAllowableAccounts != null 188 && !setOfAllowableAccounts.contains(account)) { 189 continue; 190 } 191 if (setOfAllowableAccountTypes != null 192 && !setOfAllowableAccountTypes.contains(account.type)) { 193 continue; 194 } 195 mAccountInfos.add(new AccountInfo(account, 196 getDrawableForType(typeToAuthDescription, account.type), 197 account.equals(selectedAccount))); 198 } 199 200 // there is more than one allowable account. initialize the list adapter to allow 201 // the user to select an account. 202 ListView list = (ListView) findViewById(android.R.id.list); 203 list.setAdapter(new AccountArrayAdapter(this, 204 android.R.layout.simple_list_item_1, mAccountInfos)); 205 list.setChoiceMode(ListView.CHOICE_MODE_SINGLE); 206 list.setOnItemClickListener(new AdapterView.OnItemClickListener() { 207 public void onItemClick(AdapterView<?> parent, View v, int position, long id) { 208 onListItemClick((ListView)parent, v, position, id); 209 } 210 }); 211 212 // set the listener for the addAccount button 213 Button addAccountButton = (Button) findViewById(R.id.addAccount); 214 addAccountButton.setOnClickListener(new View.OnClickListener() { 215 public void onClick(final View v) { 216 startChooseAccountTypeActivity(); 217 } 218 }); 219 220 if (mPendingRequest == REQUEST_NULL) { 221 // If there are no allowable accounts go directly to add account 222 if (mAccountInfos.isEmpty()) { 223 startChooseAccountTypeActivity(); 224 return; 225 } 226 227 // if there is only one allowable account return it 228 if (!intent.getBooleanExtra(EXTRA_ALWAYS_PROMPT_FOR_ACCOUNT, false) 229 && mAccountInfos.size() == 1) { 230 Account account = mAccountInfos.get(0).account; 231 setResultAndFinish(account.name, account.type); 232 return; 233 } 234 } 235 } 236 237 @Override 238 protected void onDestroy() { 239 if (Log.isLoggable(TAG, Log.VERBOSE)) { 240 Log.v(TAG, "ChooseTypeAndAccountActivity.onDestroy()"); 241 } 242 super.onDestroy(); 243 } 244 245 @Override 246 protected void onSaveInstanceState(final Bundle outState) { 247 super.onSaveInstanceState(outState); 248 outState.putInt(KEY_INSTANCE_STATE_PENDING_REQUEST, mPendingRequest); 249 outState.putParcelableArray(KEY_INSTANCE_STATE_EXISTING_ACCOUNTS, mExistingAccounts); 250 } 251 252 // Called when the choose account type activity (for adding an account) returns. 253 // If it was a success read the account and set it in the result. In all cases 254 // return the result and finish this activity. 255 @Override 256 protected void onActivityResult(final int requestCode, final int resultCode, 257 final Intent data) { 258 if (Log.isLoggable(TAG, Log.VERBOSE)) { 259 if (data != null && data.getExtras() != null) data.getExtras().keySet(); 260 Bundle extras = data != null ? data.getExtras() : null; 261 Log.v(TAG, "ChooseTypeAndAccountActivity.onActivityResult(reqCode=" + requestCode 262 + ", resCode=" + resultCode + ", extras=" + extras + ")"); 263 } 264 265 // we got our result, so clear the fact that we had a pending request 266 mPendingRequest = REQUEST_NULL; 267 mExistingAccounts = null; 268 269 if (resultCode == RESULT_CANCELED) { 270 return; 271 } 272 273 if (resultCode == RESULT_OK) { 274 if (requestCode == REQUEST_CHOOSE_TYPE) { 275 if (data != null) { 276 String accountType = data.getStringExtra(AccountManager.KEY_ACCOUNT_TYPE); 277 if (accountType != null) { 278 runAddAccountForAuthenticator(accountType); 279 return; 280 } 281 } 282 Log.d(TAG, "ChooseTypeAndAccountActivity.onActivityResult: unable to find account " 283 + "type, pretending the request was canceled"); 284 } else if (requestCode == REQUEST_ADD_ACCOUNT) { 285 String accountName = null; 286 String accountType = null; 287 288 if (data != null) { 289 accountName = data.getStringExtra(AccountManager.KEY_ACCOUNT_NAME); 290 accountType = data.getStringExtra(AccountManager.KEY_ACCOUNT_TYPE); 291 } 292 293 if (accountName == null || accountType == null) { 294 Account[] currentAccounts = AccountManager.get(this).getAccounts(); 295 Set<Account> preExistingAccounts = new HashSet<Account>(); 296 for (Parcelable accountParcel : mSavedAccounts) { 297 preExistingAccounts.add((Account) accountParcel); 298 } 299 for (Account account : currentAccounts) { 300 if (!preExistingAccounts.contains(account)) { 301 accountName = account.name; 302 accountType = account.type; 303 break; 304 } 305 } 306 } 307 308 if (accountName != null || accountType != null) { 309 setResultAndFinish(accountName, accountType); 310 return; 311 } 312 } 313 Log.d(TAG, "ChooseTypeAndAccountActivity.onActivityResult: unable to find added " 314 + "account, pretending the request was canceled"); 315 } 316 if (Log.isLoggable(TAG, Log.VERBOSE)) { 317 Log.v(TAG, "ChooseTypeAndAccountActivity.onActivityResult: canceled"); 318 } 319 setResult(Activity.RESULT_CANCELED); 320 finish(); 321 } 322 323 protected void runAddAccountForAuthenticator(String type) { 324 if (Log.isLoggable(TAG, Log.VERBOSE)) { 325 Log.v(TAG, "runAddAccountForAuthenticator: " + type); 326 } 327 final Bundle options = getIntent().getBundleExtra( 328 ChooseTypeAndAccountActivity.EXTRA_ADD_ACCOUNT_OPTIONS_BUNDLE); 329 final String[] requiredFeatures = getIntent().getStringArrayExtra( 330 ChooseTypeAndAccountActivity.EXTRA_ADD_ACCOUNT_REQUIRED_FEATURES_STRING_ARRAY); 331 final String authTokenType = getIntent().getStringExtra( 332 ChooseTypeAndAccountActivity.EXTRA_ADD_ACCOUNT_AUTH_TOKEN_TYPE_STRING); 333 AccountManager.get(this).addAccount(type, authTokenType, requiredFeatures, 334 options, null /* activity */, this /* callback */, null /* Handler */); 335 } 336 337 public void run(final AccountManagerFuture<Bundle> accountManagerFuture) { 338 try { 339 final Bundle accountManagerResult = accountManagerFuture.getResult(); 340 final Intent intent = (Intent)accountManagerResult.getParcelable( 341 AccountManager.KEY_INTENT); 342 if (intent != null) { 343 mPendingRequest = REQUEST_ADD_ACCOUNT; 344 mExistingAccounts = AccountManager.get(this).getAccounts(); 345 intent.setFlags(intent.getFlags() & ~Intent.FLAG_ACTIVITY_NEW_TASK); 346 startActivityForResult(intent, REQUEST_ADD_ACCOUNT); 347 return; 348 } 349 } catch (OperationCanceledException e) { 350 setResult(Activity.RESULT_CANCELED); 351 finish(); 352 return; 353 } catch (IOException e) { 354 } catch (AuthenticatorException e) { 355 } 356 Bundle bundle = new Bundle(); 357 bundle.putString(AccountManager.KEY_ERROR_MESSAGE, "error communicating with server"); 358 setResult(Activity.RESULT_OK, new Intent().putExtras(bundle)); 359 finish(); 360 } 361 362 private Drawable getDrawableForType( 363 final HashMap<String, AuthenticatorDescription> typeToAuthDescription, 364 String accountType) { 365 Drawable icon = null; 366 if (typeToAuthDescription.containsKey(accountType)) { 367 try { 368 AuthenticatorDescription desc = typeToAuthDescription.get(accountType); 369 Context authContext = createPackageContext(desc.packageName, 0); 370 icon = authContext.getResources().getDrawable(desc.iconId); 371 } catch (PackageManager.NameNotFoundException e) { 372 // Nothing we can do much here, just log 373 if (Log.isLoggable(TAG, Log.WARN)) { 374 Log.w(TAG, "No icon name for account type " + accountType); 375 } 376 } catch (Resources.NotFoundException e) { 377 // Nothing we can do much here, just log 378 if (Log.isLoggable(TAG, Log.WARN)) { 379 Log.w(TAG, "No icon resource for account type " + accountType); 380 } 381 } 382 } 383 return icon; 384 } 385 386 protected void onListItemClick(ListView l, View v, int position, long id) { 387 AccountInfo accountInfo = mAccountInfos.get(position); 388 Log.d(TAG, "selected account " + accountInfo.account); 389 setResultAndFinish(accountInfo.account.name, accountInfo.account.type); 390 } 391 392 private void setResultAndFinish(final String accountName, final String accountType) { 393 Bundle bundle = new Bundle(); 394 bundle.putString(AccountManager.KEY_ACCOUNT_NAME, accountName); 395 bundle.putString(AccountManager.KEY_ACCOUNT_TYPE, accountType); 396 setResult(Activity.RESULT_OK, new Intent().putExtras(bundle)); 397 if (Log.isLoggable(TAG, Log.VERBOSE)) { 398 Log.v(TAG, "ChooseTypeAndAccountActivity.setResultAndFinish: " 399 + "selected account " + accountName + ", " + accountType); 400 } 401 finish(); 402 } 403 404 private void startChooseAccountTypeActivity() { 405 if (Log.isLoggable(TAG, Log.VERBOSE)) { 406 Log.v(TAG, "ChooseAccountTypeActivity.startChooseAccountTypeActivity()"); 407 } 408 final Intent intent = new Intent(this, ChooseAccountTypeActivity.class); 409 intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); 410 intent.putExtra(EXTRA_ALLOWABLE_ACCOUNT_TYPES_STRING_ARRAY, 411 getIntent().getStringArrayExtra(EXTRA_ALLOWABLE_ACCOUNT_TYPES_STRING_ARRAY)); 412 intent.putExtra(EXTRA_ADD_ACCOUNT_OPTIONS_BUNDLE, 413 getIntent().getBundleExtra(EXTRA_ADD_ACCOUNT_OPTIONS_BUNDLE)); 414 intent.putExtra(EXTRA_ADD_ACCOUNT_REQUIRED_FEATURES_STRING_ARRAY, 415 getIntent().getStringArrayExtra(EXTRA_ADD_ACCOUNT_REQUIRED_FEATURES_STRING_ARRAY)); 416 intent.putExtra(EXTRA_ADD_ACCOUNT_AUTH_TOKEN_TYPE_STRING, 417 getIntent().getStringExtra(EXTRA_ADD_ACCOUNT_AUTH_TOKEN_TYPE_STRING)); 418 startActivityForResult(intent, REQUEST_CHOOSE_TYPE); 419 mPendingRequest = REQUEST_CHOOSE_TYPE; 420 } 421 422 private static class AccountInfo { 423 final Account account; 424 final Drawable drawable; 425 private final boolean checked; 426 427 AccountInfo(Account account, Drawable drawable, boolean checked) { 428 this.account = account; 429 this.drawable = drawable; 430 this.checked = checked; 431 } 432 } 433 434 private static class ViewHolder { 435 ImageView icon; 436 TextView text; 437 ImageView checkmark; 438 } 439 440 private static class AccountArrayAdapter extends ArrayAdapter<AccountInfo> { 441 private LayoutInflater mLayoutInflater; 442 private ArrayList<AccountInfo> mInfos; 443 444 public AccountArrayAdapter(Context context, int textViewResourceId, 445 ArrayList<AccountInfo> infos) { 446 super(context, textViewResourceId, infos); 447 mInfos = infos; 448 mLayoutInflater = (LayoutInflater) context.getSystemService( 449 Context.LAYOUT_INFLATER_SERVICE); 450 } 451 452 @Override 453 public View getView(int position, View convertView, ViewGroup parent) { 454 ViewHolder holder; 455 456 if (convertView == null) { 457 convertView = mLayoutInflater.inflate(R.layout.choose_selected_account_row, null); 458 holder = new ViewHolder(); 459 holder.text = (TextView) convertView.findViewById(R.id.account_row_text); 460 holder.icon = (ImageView) convertView.findViewById(R.id.account_row_icon); 461 holder.checkmark = (ImageView) convertView.findViewById(R.id.account_row_checkmark); 462 convertView.setTag(holder); 463 } else { 464 holder = (ViewHolder) convertView.getTag(); 465 } 466 467 holder.text.setText(mInfos.get(position).account.name); 468 holder.icon.setImageDrawable(mInfos.get(position).drawable); 469 final int displayCheckmark = 470 mInfos.get(position).checked ? View.VISIBLE : View.INVISIBLE; 471 holder.checkmark.setVisibility(displayCheckmark); 472 return convertView; 473 } 474 } 475} 476