replicant-packages_apps_Email/src/com/android/email/activity/MessageListXL.java

771 lines
29 KiB
Java

/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.email.activity;
import com.android.email.Clock;
import com.android.email.Controller;
import com.android.email.ControllerResultUiThreadWrapper;
import com.android.email.Email;
import com.android.email.MessagingExceptionStrings;
import com.android.email.R;
import com.android.email.RefreshManager;
import com.android.email.activity.setup.AccountSecurity;
import com.android.email.activity.setup.AccountSettingsXL;
import com.android.emailcommon.Logging;
import com.android.emailcommon.mail.MessagingException;
import com.android.emailcommon.provider.EmailContent.Account;
import com.android.emailcommon.provider.EmailContent.Mailbox;
import com.android.emailcommon.provider.EmailContent.Message;
import com.android.emailcommon.utility.EmailAsyncTask;
import com.android.emailcommon.utility.Utility;
import android.app.ActionBar;
import android.app.Activity;
import android.app.LoaderManager.LoaderCallbacks;
import android.app.SearchManager;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.Loader;
import android.database.Cursor;
import android.os.Bundle;
import android.os.Handler;
import android.text.TextUtils;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;
import java.security.InvalidParameterException;
/**
* The main activity for multi-pane UIs. The <code>MessageListXL</code> class is responsible
* for managing the "chrome" area of the screen; which primarily includes the action bar.
* The rest of the content area is managed by a fragment manager.
*/
public class MessageListXL extends Activity implements MessageListXLFragmentManager.TargetActivity,
View.OnClickListener {
private static final String EXTRA_ACCOUNT_ID = "ACCOUNT_ID";
private static final String EXTRA_MAILBOX_ID = "MAILBOX_ID";
private static final String EXTRA_MESSAGE_ID = "MESSAGE_ID";
private static final int LOADER_ID_ACCOUNT_LIST = 0;
/* package */ static final int MAILBOX_REFRESH_MIN_INTERVAL = 30 * 1000; // in milliseconds
/* package */ static final int INBOX_AUTO_REFRESH_MIN_INTERVAL = 10 * 1000; // in milliseconds
private Context mContext;
private Controller mController;
private RefreshManager mRefreshManager;
private final RefreshListener mRefreshListener = new RefreshListener();
private Controller.Result mControllerResult;
private AccountSelectorAdapter mAccountsSelectorAdapter;
private ActionBar mActionBar;
private View mActionBarMailboxNameView;
private TextView mActionBarMailboxName;
private TextView mActionBarUnreadCount;
private final ActionBarNavigationCallback mActionBarNavigationCallback =
new ActionBarNavigationCallback();
private final MessageListXLFragmentManager mFragmentManager =
new MessageListXLFragmentManager(this);
private final EmailAsyncTask.Tracker mTaskTracker = new EmailAsyncTask.Tracker();
/** Banner to display errors */
private BannerController mErrorBanner;
/** Id of the account that had a messaging exception most recently. */
private long mLastErrorAccountId;
/**
* Launch and open account's inbox.
*
* @param accountId If -1, default account will be used.
*/
public static void actionOpenAccount(Activity fromActivity, long accountId) {
Intent i = IntentUtilities.createRestartAppIntent(fromActivity, MessageListXL.class);
if (accountId != -1) {
i.putExtra(EXTRA_ACCOUNT_ID, accountId);
}
fromActivity.startActivity(i);
}
/**
* Launch and open a mailbox.
*
* @param accountId must not be -1.
* @param mailboxId must not be -1. Magic mailboxes IDs (such as
* {@link Mailbox#QUERY_ALL_INBOXES}) don't work.
*/
public static void actionOpenMailbox(Activity fromActivity, long accountId, long mailboxId) {
if (accountId == -1 || mailboxId == -1) {
throw new InvalidParameterException();
}
Intent i = IntentUtilities.createRestartAppIntent(fromActivity, MessageListXL.class);
i.putExtra(EXTRA_ACCOUNT_ID, accountId);
i.putExtra(EXTRA_MAILBOX_ID, mailboxId);
fromActivity.startActivity(i);
}
/**
* Launch and open a message.
*
* @param accountId must not be -1.
* @param mailboxId must not be -1. Magic mailboxes IDs (such as
* {@link Mailbox#QUERY_ALL_INBOXES}) don't work.
* @param messageId must not be -1.
*/
public static void actionOpenMessage(Activity fromActivity, long accountId, long mailboxId,
long messageId) {
if (accountId == -1 || mailboxId == -1 || messageId == -1) {
throw new InvalidParameterException();
}
Intent i = IntentUtilities.createRestartAppIntent(fromActivity, MessageListXL.class);
i.putExtra(EXTRA_ACCOUNT_ID, accountId);
i.putExtra(EXTRA_MAILBOX_ID, mailboxId);
i.putExtra(EXTRA_MESSAGE_ID, messageId);
fromActivity.startActivity(i);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) Log.d(Logging.LOG_TAG, "MessageListXL onCreate");
super.onCreate(savedInstanceState);
ActivityHelper.debugSetWindowFlags(this);
setContentView(R.layout.message_list_xl);
ActionBar ab = getActionBar();
ab.setDisplayOptions(ActionBar.DISPLAY_SHOW_TITLE | ActionBar.DISPLAY_SHOW_HOME);
mFragmentManager.onActivityViewReady();
mContext = getApplicationContext();
mController = Controller.getInstance(this);
mRefreshManager = RefreshManager.getInstance(this);
mRefreshManager.registerListener(mRefreshListener);
mAccountsSelectorAdapter = new AccountSelectorAdapter(this, null);
if (savedInstanceState != null) {
mFragmentManager.loadState(savedInstanceState);
} else {
initFromIntent();
}
loadAccounts();
// Set up views
// TODO Probably better to extract mErrorMessageView related code into a separate class,
// so that it'll be easy to reuse for the phone activities.
TextView errorMessage = (TextView) findViewById(R.id.error_message);
errorMessage.setOnClickListener(this);
int errorBannerHeight = getResources().getDimensionPixelSize(R.dimen.error_message_height);
mErrorBanner = new BannerController(this, errorMessage, errorBannerHeight);
mActionBar = getActionBar();
// Set a view for the current mailbox to the action bar.
final LayoutInflater inflater = LayoutInflater.from(mContext);
mActionBarMailboxNameView = inflater.inflate(R.layout.action_bar_current_mailbox, null);
mActionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM, ActionBar.DISPLAY_SHOW_CUSTOM);
final ActionBar.LayoutParams customViewLayout = new ActionBar.LayoutParams(
ActionBar.LayoutParams.WRAP_CONTENT,
ActionBar.LayoutParams.MATCH_PARENT);
customViewLayout.setMargins(mContext.getResources().getDimensionPixelSize(
R.dimen.action_bar_mailbox_name_left_margin) , 0, 0, 0);
mActionBar.setCustomView(mActionBarMailboxNameView, customViewLayout);
mActionBarMailboxName =
(TextView) mActionBarMailboxNameView.findViewById(R.id.mailbox_name);
mActionBarUnreadCount =
(TextView) mActionBarMailboxNameView.findViewById(R.id.unread_count);
// Halt the progress indicator (we'll display it later when needed)
setProgressBarIndeterminate(true);
setProgressBarIndeterminateVisibility(false);
mControllerResult = new ControllerResultUiThreadWrapper<ControllerResult>(new Handler(),
new ControllerResult());
mController.addResultCallback(mControllerResult);
}
private void initFromIntent() {
final Intent i = getIntent();
final long accountId = i.getLongExtra(EXTRA_ACCOUNT_ID, -1);
final long mailboxId = i.getLongExtra(EXTRA_MAILBOX_ID, -1);
final long messageId = i.getLongExtra(EXTRA_MESSAGE_ID, -1);
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) {
Log.d(Logging.LOG_TAG, String.format("initFromIntent: %d %d", accountId, mailboxId));
}
if (accountId != -1) {
mFragmentManager.selectAccount(accountId, mailboxId, messageId);
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) {
Log.d(Logging.LOG_TAG, "MessageListXL onSaveInstanceState");
}
super.onSaveInstanceState(outState);
mFragmentManager.onSaveInstanceState(outState);
}
@Override
protected void onStart() {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) Log.d(Logging.LOG_TAG, "MessageListXL onStart");
super.onStart();
mFragmentManager.onStart();
// STOPSHIP Temporary search UI
Intent intent = getIntent();
if (Intent.ACTION_SEARCH.equals(intent.getAction())) {
// TODO Very temporary (e.g. no database access in UI thread)
Bundle appData = getIntent().getBundleExtra(SearchManager.APP_DATA);
if (appData == null) return; // ??
final long accountId = appData.getLong(EXTRA_ACCOUNT_ID);
final long mailboxId = appData.getLong(EXTRA_MAILBOX_ID);
final String queryString = intent.getStringExtra(SearchManager.QUERY);
Log.d(Logging.LOG_TAG, queryString);
// Switch to search mailbox
// TODO How to handle search from within the search mailbox??
final Controller controller = Controller.getInstance(mContext);
final Mailbox searchMailbox = controller.getSearchMailbox(accountId);
if (searchMailbox == null) return;
// Delete contents, add a placeholder
ContentResolver resolver = mContext.getContentResolver();
resolver.delete(Message.CONTENT_URI, Message.MAILBOX_KEY + "=" + searchMailbox.mId,
null);
ContentValues cv = new ContentValues();
cv.put(Mailbox.DISPLAY_NAME, queryString);
resolver.update(ContentUris.withAppendedId(Mailbox.CONTENT_URI, searchMailbox.mId), cv,
null, null);
Message msg = new Message();
msg.mMailboxKey = searchMailbox.mId;
msg.mAccountKey = accountId;
msg.mDisplayName = "Searching for " + queryString;
msg.mTimeStamp = Long.MAX_VALUE; // Sort on top
msg.save(mContext);
actionOpenMessage(MessageListXL.this, accountId, searchMailbox.mId, msg.mId);
Utility.runAsync(new Runnable() {
@Override
public void run() {
controller.searchMessages(accountId, mailboxId, true, queryString, 10, 0,
searchMailbox.mId);
}});
return;
}
}
@Override
protected void onResume() {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) Log.d(Logging.LOG_TAG, "MessageListXL onResume");
super.onResume();
mFragmentManager.onResume();
/**
* In {@link MessageList#onResume()}, we go back to {@link Welcome} if an account
* has been added/removed. We don't need to do that here, because we fetch the most
* up-to-date account list. Additionally, we detect and do the right thing if all
* of the accounts have been removed.
*/
}
@Override
protected void onPause() {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) Log.d(Logging.LOG_TAG, "MessageListXL onPause");
super.onPause();
mFragmentManager.onPause();
}
@Override
protected void onStop() {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) Log.d(Logging.LOG_TAG, "MessageListXL onStop");
super.onStop();
mFragmentManager.onStop();
}
@Override
protected void onDestroy() {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) Log.d(Logging.LOG_TAG, "MessageListXL onDestroy");
mController.removeResultCallback(mControllerResult);
mTaskTracker.cancellAllInterrupt();
mRefreshManager.unregisterListener(mRefreshListener);
mFragmentManager.onDestroy();
super.onDestroy();
}
@Override
public void onBackPressed() {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) {
Log.d(Logging.LOG_TAG, "MessageListXL onBackPressed");
}
onBackPressed(true);
}
/**
* Performs the back action.
*
* @param isSystemBackKey <code>true</code> if the system back key was pressed. Otherwise,
* <code>false</code> [e.g. the home icon on action bar were pressed].
*/
private boolean onBackPressed(boolean isSystemBackKey) {
if (mFragmentManager.onBackPressed(isSystemBackKey)) {
return true;
}
if (isSystemBackKey) {
// Perform the default behavior.
super.onBackPressed();
return true;
}
return false;
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.error_message:
dismissErrorMessage();
break;
}
}
@Override
public void onAccountSecurityHold(long accountId) {
startActivity(AccountSecurity.actionUpdateSecurityIntent(this, accountId, true));
}
@Override
public void onAccountChanged(long accountId) {
invalidateOptionsMenu(); // Update the refresh button
loadAccounts(); // This will update the account spinner, and select the account.
}
@Override
public void onMailboxChanged(long accountId, long newMailboxId) {
updateProgressIcon();
}
@Override
public void onMailboxNameChanged(String mailboxName, int unreadCount) {
mActionBarMailboxName.setText(mailboxName);
// Note on action bar, we show only "unread count". Some mailboxes such as Outbox don't
// have the idea of "unread count", in which case we just omit the count.
mActionBarUnreadCount.setText(
UiUtilities.getMessageCountForUi(mContext, unreadCount, true));
}
/**
* Force dismiss the error banner.
*/
private void dismissErrorMessage() {
mErrorBanner.dismiss();
}
/**
* Load account list for the action bar.
*
* If there's only one account configured, show the account name in the action bar.
* If more than one account are configured, show a spinner in the action bar, and select the
* current account.
*/
private void loadAccounts() {
getLoaderManager().initLoader(LOADER_ID_ACCOUNT_LIST, null, new LoaderCallbacks<Cursor>() {
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
return AccountSelectorAdapter.createLoader(mContext);
}
@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
updateAccountList(data);
}
@Override
public void onLoaderReset(Loader<Cursor> loader) {
mAccountsSelectorAdapter.swapCursor(null);
}
});
}
private void updateAccountList(Cursor accountsCursor) {
final int count = accountsCursor.getCount();
if (count == 0) {
// Open Welcome, which in turn shows the adding a new account screen.
Welcome.actionStart(this);
finish();
return;
}
// If ony one acount, don't show dropdown.
final ActionBar ab = getActionBar();
if (count == 1) {
accountsCursor.moveToFirst();
// Show the account name as the title.
ab.setDisplayOptions(ActionBar.DISPLAY_SHOW_TITLE, ActionBar.DISPLAY_SHOW_TITLE);
ab.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
ab.setTitle(AccountSelectorAdapter.getAccountDisplayName(accountsCursor));
return;
}
// Find the currently selected account, and select it.
int defaultSelection = 0;
if (mFragmentManager.isAccountSelected()) {
accountsCursor.moveToPosition(-1);
int i = 0;
while (accountsCursor.moveToNext()) {
final long accountId = AccountSelectorAdapter.getAccountId(accountsCursor);
if (accountId == mFragmentManager.getUIAccountId()) {
defaultSelection = i;
break;
}
i++;
}
}
// Update the dropdown list.
mAccountsSelectorAdapter.swapCursor(accountsCursor);
// Don't show the title.
ab.setDisplayOptions(0, ActionBar.DISPLAY_SHOW_TITLE);
ab.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
ab.setListNavigationCallbacks(mAccountsSelectorAdapter, mActionBarNavigationCallback);
ab.setSelectedNavigationItem(defaultSelection);
}
private void selectAccount(long accountId) {
if (Email.DEBUG_LIFECYCLE && Email.DEBUG) {
Log.d(Logging.LOG_TAG, "Account selected: accountId=" + accountId);
}
mFragmentManager.selectAccount(accountId, -1, -1);
}
private class ActionBarNavigationCallback implements ActionBar.OnNavigationListener {
@Override
public boolean onNavigationItemSelected(int itemPosition, long accountId) {
selectAccount(accountId);
return true;
}
}
private class RefreshListener
implements RefreshManager.Listener {
@Override
public void onMessagingError(final long accountId, long mailboxId, final String message) {
updateProgressIcon();
}
@Override
public void onRefreshStatusChanged(long accountId, long mailboxId) {
updateProgressIcon();
}
}
/**
* If we're refreshing the current mailbox, animate the "mailbox refreshing" progress icon.
*/
private void updateProgressIcon() {
invalidateOptionsMenu();
}
private boolean isProgressActive() {
final long mailboxId = mFragmentManager.getMailboxId();
return (mailboxId >= 0) && mRefreshManager.isMessageListRefreshing(mailboxId);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
getMenuInflater().inflate(R.menu.message_list_xl_option, menu);
return true;
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
// STOPSHIP Temporary search UI
// Only show search for EAS
boolean showSearch = false;
long accountId = mFragmentManager.getActualAccountId();
if (accountId > 0) {
if ("eas".equals(Account.getProtocol(mContext, accountId))) {
showSearch = true;
}
}
menu.findItem(R.id.search).setVisible(showSearch);
ActivityHelper.updateRefreshMenuIcon(
menu.findItem(R.id.refresh), shouldShowRefreshButton(), isProgressActive());
return super.onPrepareOptionsMenu(menu);
}
private boolean shouldShowRefreshButton() {
// - Don't show for combined inboxes, but
// - Show even for non-refreshable mailboxes, in which case we refresh the mailbox list.
return -1 != mFragmentManager.getActualAccountId();
}
@Override
public boolean onSearchRequested() {
Bundle bundle = new Bundle();
bundle.putLong(EXTRA_ACCOUNT_ID, mFragmentManager.getActualAccountId());
bundle.putLong(EXTRA_MAILBOX_ID, mFragmentManager.getMailboxId());
startSearch(null, false, bundle, false);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
// Comes from the action bar when the app icon on the left is pressed.
// It works like a back press, but it won't close the activity.
return onBackPressed(false);
case R.id.compose:
return onCompose();
case R.id.refresh:
onRefresh();
return true;
case R.id.search:
onSearchRequested();
return true;
case R.id.account_settings:
return onAccountSettings();
}
return super.onOptionsItemSelected(item);
}
private boolean onCompose() {
if (!mFragmentManager.isAccountSelected()) {
return false; // this shouldn't really happen
}
MessageCompose.actionCompose(this, mFragmentManager.getActualAccountId());
return true;
}
private boolean onAccountSettings() {
AccountSettingsXL.actionSettings(this, mFragmentManager.getActualAccountId());
return true;
}
private void onRefresh() {
// Cancel previously running instance if any.
new RefreshTask(mTaskTracker, this, mFragmentManager.getActualAccountId(),
mFragmentManager.getMailboxId()).cancelPreviousAndExecuteParallel();
}
@Override
public void onVisiblePanesChanged(int visiblePanes) {
// If the left pane (mailbox list pane) is hidden, the back action on action bar will be
// enabled, and we also show the current mailbox name.
final boolean leftPaneHidden = ((visiblePanes & ThreePaneLayout.PANE_LEFT) == 0);
mActionBar.setDisplayOptions(leftPaneHidden ? ActionBar.DISPLAY_HOME_AS_UP : 0,
ActionBar.DISPLAY_HOME_AS_UP);
mActionBarMailboxNameView.setVisibility(leftPaneHidden ? View.VISIBLE : View.GONE);
}
/**
* Class to handle refresh.
*
* When the user press "refresh",
* <ul>
* <li>Refresh the current mailbox, if it's refreshable. (e.g. don't refresh combined inbox,
* drafts, etc.
* <li>Refresh the mailbox list, if it hasn't been refreshed in the last
* {@link #MAILBOX_REFRESH_MIN_INTERVAL}.
* <li>Refresh inbox, if it's not the current mailbox and it hasn't been refreshed in the last
* {@link #INBOX_AUTO_REFRESH_MIN_INTERVAL}.
* </ul>
*/
/* package */ static class RefreshTask extends EmailAsyncTask<Void, Void, Boolean> {
private final Clock mClock;
private final Context mContext;
private final long mAccountId;
private final long mMailboxId;
private final RefreshManager mRefreshManager;
/* package */ long mInboxId;
public RefreshTask(EmailAsyncTask.Tracker tracker, Context context, long accountId,
long mailboxId) {
this(tracker, context, accountId, mailboxId, Clock.INSTANCE,
RefreshManager.getInstance(context));
}
/* package */ RefreshTask(EmailAsyncTask.Tracker tracker, Context context, long accountId,
long mailboxId, Clock clock, RefreshManager refreshManager) {
super(tracker);
mClock = clock;
mContext = context;
mRefreshManager = refreshManager;
mAccountId = accountId;
mMailboxId = mailboxId;
}
/**
* Do DB access on a worker thread.
*/
@Override
protected Boolean doInBackground(Void... params) {
mInboxId = Account.getInboxId(mContext, mAccountId);
return Mailbox.isRefreshable(mContext, mMailboxId);
}
/**
* Do the actual refresh.
*/
@Override
protected void onPostExecute(Boolean isCurrentMailboxRefreshable) {
if (isCancelled() || isCurrentMailboxRefreshable == null) {
return;
}
if (isCurrentMailboxRefreshable) {
mRefreshManager.refreshMessageList(mAccountId, mMailboxId, false);
}
// Refresh mailbox list
if (mAccountId != -1) {
if (shouldRefreshMailboxList()) {
mRefreshManager.refreshMailboxList(mAccountId);
}
}
// Refresh inbox
if (shouldAutoRefreshInbox()) {
mRefreshManager.refreshMessageList(mAccountId, mInboxId, false);
}
}
/**
* @return true if the mailbox list of the current account hasn't been refreshed
* in the last {@link #MAILBOX_REFRESH_MIN_INTERVAL}.
*/
/* package */ boolean shouldRefreshMailboxList() {
if (mRefreshManager.isMailboxListRefreshing(mAccountId)) {
return false;
}
final long nextRefreshTime = mRefreshManager.getLastMailboxListRefreshTime(mAccountId)
+ MAILBOX_REFRESH_MIN_INTERVAL;
if (nextRefreshTime > mClock.getTime()) {
return false;
}
return true;
}
/**
* @return true if the inbox of the current account hasn't been refreshed
* in the last {@link #INBOX_AUTO_REFRESH_MIN_INTERVAL}.
*/
/* package */ boolean shouldAutoRefreshInbox() {
if (mInboxId == mMailboxId) {
return false; // Current ID == inbox. No need to auto-refresh.
}
if (mRefreshManager.isMessageListRefreshing(mInboxId)) {
return false;
}
final long nextRefreshTime = mRefreshManager.getLastMessageListRefreshTime(mInboxId)
+ INBOX_AUTO_REFRESH_MIN_INTERVAL;
if (nextRefreshTime > mClock.getTime()) {
return false;
}
return true;
}
}
/**
* A {@link Controller.Result} to detect connection status.
*/
private class ControllerResult extends Controller.Result {
@Override
public void sendMailCallback(
MessagingException result, long accountId, long messageId, int progress) {
handleError(result, accountId, progress);
}
@Override
public void serviceCheckMailCallback(
MessagingException result, long accountId, long mailboxId, int progress, long tag) {
handleError(result, accountId, progress);
}
@Override
public void updateMailboxCallback(MessagingException result, long accountId, long mailboxId,
int progress, int numNewMessages) {
handleError(result, accountId, progress);
}
@Override
public void updateMailboxListCallback(
MessagingException result, long accountId, int progress) {
handleError(result, accountId, progress);
}
@Override
public void loadAttachmentCallback(MessagingException result, long accountId,
long messageId, long attachmentId, int progress) {
handleError(result, accountId, progress);
}
@Override
public void loadMessageForViewCallback(MessagingException result, long accountId,
long messageId, int progress) {
handleError(result, accountId, progress);
}
private void handleError(final MessagingException result, final long accountId,
int progress) {
if (accountId == -1) {
return;
}
if (result == null) {
if (progress > 0) {
// Connection now working; clear the error message banner
if (mLastErrorAccountId == accountId) {
dismissErrorMessage();
}
}
} else {
// Connection error; show the error message banner
new EmailAsyncTask<Void, Void, String>(mTaskTracker) {
@Override
protected String doInBackground(Void... params) {
Account account =
Account.restoreAccountWithId(MessageListXL.this, accountId);
return (account == null) ? null : account.mDisplayName;
}
@Override
protected void onPostExecute(String accountName) {
String message =
MessagingExceptionStrings.getErrorString(MessageListXL.this, result);
if (!TextUtils.isEmpty(accountName)) {
// TODO Use properly designed layout. Don't just concatenate strings;
// which is generally poor for I18N.
message = message + " (" + accountName + ")";
}
if (mErrorBanner.show(message)) {
mLastErrorAccountId = accountId;
}
}
}.executeParallel();
}
}
}
}