/*
* Copyright (C) 2008 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.Account;
import com.android.email.Email;
import com.android.email.MessagingController;
import com.android.email.MessagingListener;
import com.android.email.Preferences;
import com.android.email.R;
import com.android.email.Utility;
import com.android.email.activity.setup.AccountSettings;
import com.android.email.mail.Address;
import com.android.email.mail.AuthenticationFailedException;
import com.android.email.mail.CertificateValidationException;
import com.android.email.mail.Flag;
import com.android.email.mail.Folder;
import com.android.email.mail.Message;
import com.android.email.mail.MessagingException;
import com.android.email.mail.Message.RecipientType;
import com.android.email.mail.store.LocalStore;
import com.android.email.mail.store.LocalStore.LocalMessage;
import android.app.ExpandableListActivity;
import android.app.NotificationManager;
import android.content.Context;
import android.content.Intent;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Process;
import android.util.Config;
import android.util.Log;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.ContextMenu.ContextMenuInfo;
import android.widget.BaseExpandableListAdapter;
import android.widget.ExpandableListView;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.ExpandableListView.ExpandableListContextMenuInfo;
import java.text.DateFormat;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
/**
* FolderMessageList is the primary user interface for the program. This Activity shows
* a two level list of the Account's folders and each folder's messages. From this
* Activity the user can perform all standard message operations.
*
*
* TODO some things that are slowing us down:
* Need a way to remove state such as progress bar and per folder progress on
* resume if the command has completed.
*
* TODO
* Break out seperate functions for:
* refresh local folders
* refresh remote folders
* refresh open folder local messages
* refresh open folder remote messages
*
* And don't refresh remote folders ever unless the user runs a refresh. Maybe not even then.
*/
public class FolderMessageList extends ExpandableListActivity {
private static final String EXTRA_ACCOUNT = "account";
private static final String EXTRA_CLEAR_NOTIFICATION = "clearNotification";
private static final String EXTRA_INITIAL_FOLDER = "initialFolder";
private static final String STATE_KEY_LIST =
"com.android.email.activity.folderlist_expandableListState";
private static final String STATE_KEY_EXPANDED_GROUP =
"com.android.email.activity.folderlist_expandedGroup";
private static final String STATE_KEY_EXPANDED_GROUP_SELECTION =
"com.android.email.activity.folderlist_expandedGroupSelection";
private static final int UPDATE_FOLDER_ON_EXPAND_INTERVAL_MS = (1000 * 60 * 3);
private static final int[] colorChipResIds = new int[] {
R.drawable.appointment_indicator_leftside_1,
R.drawable.appointment_indicator_leftside_2,
R.drawable.appointment_indicator_leftside_3,
R.drawable.appointment_indicator_leftside_4,
R.drawable.appointment_indicator_leftside_5,
R.drawable.appointment_indicator_leftside_6,
R.drawable.appointment_indicator_leftside_7,
R.drawable.appointment_indicator_leftside_8,
R.drawable.appointment_indicator_leftside_9,
R.drawable.appointment_indicator_leftside_10,
R.drawable.appointment_indicator_leftside_11,
R.drawable.appointment_indicator_leftside_12,
R.drawable.appointment_indicator_leftside_13,
R.drawable.appointment_indicator_leftside_14,
R.drawable.appointment_indicator_leftside_15,
R.drawable.appointment_indicator_leftside_16,
R.drawable.appointment_indicator_leftside_17,
R.drawable.appointment_indicator_leftside_18,
R.drawable.appointment_indicator_leftside_19,
R.drawable.appointment_indicator_leftside_20,
R.drawable.appointment_indicator_leftside_21,
};
private ExpandableListView mListView;
private int colorChipResId;
private FolderMessageListAdapter mAdapter;
private LayoutInflater mInflater;
private Account mAccount;
/**
* Stores the name of the folder that we want to open as soon as possible after load. It is
* set to null once the folder has been opened once.
*/
private String mInitialFolder;
private java.text.DateFormat mDateFormat;
private java.text.DateFormat mTimeFormat;
private int mExpandedGroup = -1;
private boolean mRestoringState;
private boolean mRefreshRemote;
private FolderMessageListHandler mHandler = new FolderMessageListHandler();
class FolderMessageListHandler extends Handler {
private static final int MSG_PROGRESS = 2;
private static final int MSG_DATA_CHANGED = 3;
private static final int MSG_EXPAND_GROUP = 5;
private static final int MSG_FOLDER_LOADING = 7;
private static final int MSG_REMOVE_MESSAGE = 11;
private static final int MSG_SYNC_MESSAGES = 13;
private static final int MSG_FOLDER_STATUS = 17;
@Override
public void handleMessage(android.os.Message msg) {
switch (msg.what) {
case MSG_PROGRESS:
setProgressBarIndeterminateVisibility(msg.arg1 != 0);
break;
case MSG_DATA_CHANGED:
mAdapter.notifyDataSetChanged();
break;
case MSG_EXPAND_GROUP:
mListView.expandGroup(msg.arg1);
break;
/*
* The following functions modify the state of the adapter's underlying list and
* must be run here, in the main thread, so that notifyDataSetChanged is run
* before any further requests are made to the adapter.
*/
case MSG_FOLDER_LOADING: {
FolderInfoHolder folder = mAdapter.getFolder((String) msg.obj);
if (folder != null) {
folder.loading = msg.arg1 != 0;
mAdapter.notifyDataSetChanged();
}
break;
}
case MSG_REMOVE_MESSAGE: {
FolderInfoHolder folder = (FolderInfoHolder) ((Object[]) msg.obj)[0];
MessageInfoHolder message = (MessageInfoHolder) ((Object[]) msg.obj)[1];
folder.messages.remove(message);
mAdapter.notifyDataSetChanged();
break;
}
case MSG_SYNC_MESSAGES: {
FolderInfoHolder folder = (FolderInfoHolder) ((Object[]) msg.obj)[0];
Message[] messages = (Message[]) ((Object[]) msg.obj)[1];
folder.messages.clear();
for (Message message : messages) {
mAdapter.addOrUpdateMessage(folder, message, false, false);
}
Collections.sort(folder.messages);
mAdapter.notifyDataSetChanged();
break;
}
case MSG_FOLDER_STATUS: {
String folderName = (String) ((Object[]) msg.obj)[0];
String status = (String) ((Object[]) msg.obj)[1];
FolderInfoHolder folder = mAdapter.getFolder(folderName);
if (folder != null) {
folder.status = status;
mAdapter.notifyDataSetChanged();
}
break;
}
default:
super.handleMessage(msg);
}
}
public void synchronizeMessages(FolderInfoHolder folder, Message[] messages) {
android.os.Message msg = new android.os.Message();
msg.what = MSG_SYNC_MESSAGES;
msg.obj = new Object[] { folder, messages };
sendMessage(msg);
}
public void removeMessage(FolderInfoHolder folder, MessageInfoHolder message) {
android.os.Message msg = new android.os.Message();
msg.what = MSG_REMOVE_MESSAGE;
msg.obj = new Object[] { folder, message };
sendMessage(msg);
}
public void folderLoading(String folder, boolean loading) {
android.os.Message msg = new android.os.Message();
msg.what = MSG_FOLDER_LOADING;
msg.arg1 = loading ? 1 : 0;
msg.obj = folder;
sendMessage(msg);
}
public void progress(boolean progress) {
android.os.Message msg = new android.os.Message();
msg.what = MSG_PROGRESS;
msg.arg1 = progress ? 1 : 0;
sendMessage(msg);
}
public void dataChanged() {
sendEmptyMessage(MSG_DATA_CHANGED);
}
public void expandGroup(int groupPosition) {
android.os.Message msg = new android.os.Message();
msg.what = MSG_EXPAND_GROUP;
msg.arg1 = groupPosition;
sendMessage(msg);
}
public void folderStatus(String folder, String status) {
android.os.Message msg = new android.os.Message();
msg.what = MSG_FOLDER_STATUS;
msg.obj = new String[] { folder, status };
sendMessage(msg);
}
}
/**
* This class is responsible for reloading the list of local messages for a given folder,
* notifying the adapter that the message have been loaded and queueing up a remote
* update of the folder.
*/
static class FolderUpdateWorker implements Runnable {
String mFolder;
boolean mSynchronizeRemote;
MessagingListener mListener;
Account mAccount;
MessagingController mController;
/**
* Create a worker for the given folder and specifying whether the
* worker should synchronize the remote folder or just the local one.
* @param folder
* @param synchronizeRemote
*/
public FolderUpdateWorker(String folder, boolean synchronizeRemote,
MessagingListener listener, Account account, MessagingController controller) {
mFolder = folder;
mSynchronizeRemote = synchronizeRemote;
mListener = listener;
mAccount = account;
mController = controller;
}
public void run() {
// Lower our priority
Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
// Synchronously load the list of local messages
mController.listLocalMessages(
mAccount,
mFolder,
mListener);
if (mSynchronizeRemote) {
// Tell the MessagingController to run a remote update of this folder
// at it's leisure
mController.synchronizeMailbox(
mAccount,
mFolder,
mListener);
}
}
}
public static void actionHandleAccount(Context context, Account account, String initialFolder) {
Intent intent = new Intent(context, FolderMessageList.class);
intent.putExtra(EXTRA_ACCOUNT, account);
if (initialFolder != null) {
intent.putExtra(EXTRA_INITIAL_FOLDER, initialFolder);
}
context.startActivity(intent);
}
public static void actionHandleAccount(Context context, Account account) {
actionHandleAccount(context, account, null);
}
public static Intent actionHandleAccountIntent(Context context, Account account, String initialFolder) {
Intent intent = new Intent(context, FolderMessageList.class);
intent.putExtra(EXTRA_ACCOUNT, account);
intent.putExtra(EXTRA_CLEAR_NOTIFICATION, true);
if (initialFolder != null) {
intent.putExtra(EXTRA_INITIAL_FOLDER, initialFolder);
}
return intent;
}
/**
* This should be used for generating lightweight (Uri-only) intents. It probably makes sense
* to move entirely to this, and stop passing entire account structs through Intents.
*
* @param context Calling context for building the intent
* @param account The account of interest
* @param initialFolder If non-null, can set the folder name to open (typically Email.INBOX)
* @return an Intent which can be used to view that account
*/
public static Intent actionHandleAccountUriIntent(Context context, Account account,
String initialFolder) {
Intent i = actionHandleAccountIntent(context, account, initialFolder);
i.removeExtra(EXTRA_ACCOUNT);
i.setData(account.getContentUri());
return i;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
mDateFormat = android.text.format.DateFormat.getDateFormat(this); // short format
mTimeFormat = android.text.format.DateFormat.getTimeFormat(this); // 12/24 date format
mListView = getExpandableListView();
mListView.setScrollBarStyle(View.SCROLLBARS_OUTSIDE_INSET);
mListView.setLongClickable(true);
registerForContextMenu(mListView);
/*
* We manually save and restore the list's state because our adapter is slow.
*/
mListView.setSaveEnabled(false);
getExpandableListView().setGroupIndicator(
getResources().getDrawable(R.drawable.expander_ic_folder));
mInflater = getLayoutInflater();
Intent intent = getIntent();
mAccount = (Account)intent.getSerializableExtra(EXTRA_ACCOUNT);
if (mAccount == null) {
Uri uri = intent.getData();
if (uri != null) {
mAccount = Preferences.getPreferences(this).getAccountByContentUri(uri);
}
}
// If no useable account was specified, just go to the accounts list screen instead
if (mAccount == null) {
Accounts.actionShowAccounts(this);
finish();
return;
}
// Take the initial folder into account only if we are *not* restoring the activity already
if (savedInstanceState == null) {
mInitialFolder = intent.getStringExtra(EXTRA_INITIAL_FOLDER);
}
/*
* Since the color chip is always the same color for a given account we just cache the id
* of the chip right here.
*/
colorChipResId = colorChipResIds[mAccount.getAccountNumber() % colorChipResIds.length];
mAdapter = new FolderMessageListAdapter();
final Object previousData = getLastNonConfigurationInstance();
if (previousData != null) {
//noinspection unchecked
mAdapter.mFolders = (ArrayList<FolderInfoHolder>) previousData;
}
setListAdapter(mAdapter);
if (savedInstanceState != null) {
mRestoringState = true;
onRestoreListState(savedInstanceState);
mRestoringState = false;
}
setTitle(mAccount.getDescription());
}
private void onRestoreListState(Bundle savedInstanceState) {
final int expandedGroup = savedInstanceState.getInt(STATE_KEY_EXPANDED_GROUP, -1);
if (expandedGroup >= 0 && mAdapter.getGroupCount() > expandedGroup) {
mListView.expandGroup(expandedGroup);
long selectedChild = savedInstanceState.getLong(STATE_KEY_EXPANDED_GROUP_SELECTION, -1);
if (selectedChild != ExpandableListView.PACKED_POSITION_VALUE_NULL) {
mListView.setSelection(mListView.getFlatListPosition(selectedChild));
}
}
mListView.onRestoreInstanceState(savedInstanceState.getParcelable(STATE_KEY_LIST));
}
@Override
public Object onRetainNonConfigurationInstance() {
return mAdapter.mFolders;
}
@Override
public void onPause() {
super.onPause();
MessagingController.getInstance(getApplication()).removeListener(mAdapter.mListener);
}
/**
* On resume we refresh the folder list (in the background) and we refresh the messages
* for any folder that is currently open. This guarantees that things like unread message
* count and read status are updated.
*/
@Override
public void onResume() {
super.onResume();
NotificationManager notifMgr = (NotificationManager)
getSystemService(Context.NOTIFICATION_SERVICE);
notifMgr.cancel(1);
MessagingController.getInstance(getApplication()).addListener(mAdapter.mListener);
mAccount.refresh(Preferences.getPreferences(this));
onRefresh(false);
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putParcelable(STATE_KEY_LIST, mListView.onSaveInstanceState());
outState.putInt(STATE_KEY_EXPANDED_GROUP, mExpandedGroup);
outState.putLong(STATE_KEY_EXPANDED_GROUP_SELECTION, mListView.getSelectedPosition());
}
@Override
public void onGroupCollapse(int groupPosition) {
super.onGroupCollapse(groupPosition);
mExpandedGroup = -1;
}
@Override
public void onGroupExpand(int groupPosition) {
super.onGroupExpand(groupPosition);
if (mExpandedGroup != -1) {
mListView.collapseGroup(mExpandedGroup);
}
mExpandedGroup = groupPosition;
if (!mRestoringState) {
/*
* Scroll the selected item to the top of the screen.
*/
int position = mListView.getFlatListPosition(
ExpandableListView.getPackedPositionForGroup(groupPosition));
mListView.setSelectionFromTop(position, 0);
}
final FolderInfoHolder folder = (FolderInfoHolder) mAdapter.getGroup(groupPosition);
/*
* We'll only do a hard refresh of a particular folder every 3 minutes or if the user
* specifically asks for a refresh.
*/
if (System.currentTimeMillis() - folder.lastChecked
> UPDATE_FOLDER_ON_EXPAND_INTERVAL_MS) {
folder.lastChecked = System.currentTimeMillis();
// TODO: If the previous thread is already running, we should cancel it
new Thread(new FolderUpdateWorker(folder.name, true, null, mAccount,
MessagingController.getInstance(getApplication())))
.start();
}
}
@Override
public boolean onChildClick(ExpandableListView parent, View v, int groupPosition,
int childPosition, long id) {
FolderInfoHolder folder = (FolderInfoHolder) mAdapter.getGroup(groupPosition);
if (folder.outbox) {
return false;
}
if (childPosition == folder.messages.size() && !folder.loading) {
if (folder.status == null) {
MessagingController.getInstance(getApplication()).loadMoreMessages(
mAccount,
folder.name,
mAdapter.mListener);
return false;
}
else {
MessagingController.getInstance(getApplication()).synchronizeMailbox(
mAccount,
folder.name,
mAdapter.mListener);
return false;
}
}
else if (childPosition >= folder.messages.size()) {
return false;
}
MessageInfoHolder message = (MessageInfoHolder) mAdapter.getChild(groupPosition, childPosition);
onOpenMessage(folder, message);
return true;
}
private void onRefresh(final boolean forceRemote) {
if (forceRemote) {
mRefreshRemote = true;
}
new Thread() {
public void run() {
Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
MessagingController.getInstance(getApplication()).listFolders(
mAccount,
forceRemote,
mAdapter.mListener);
if (forceRemote) {
MessagingController.getInstance(getApplication()).sendPendingMessages(
mAccount,
null);
}
}
}.start();
}
private void onOpenMessage(FolderInfoHolder folder, MessageInfoHolder message) {
/*
* We set read=true here for UI performance reasons. The actual value will get picked up
* on the refresh when the Activity is resumed but that may take a second or so and we
* don't want this to show and then go away.
* I've gone back and forth on this, and this gives a better UI experience, so I am
* putting it back in.
*/
if (!message.read) {
message.read = true;
mHandler.dataChanged();
}
if (folder.name.equals(mAccount.getDraftsFolderName())) {
MessageCompose.actionEditDraft(this, mAccount, message.message);
}
else {
ArrayList<String> folderUids = new ArrayList<String>();
for (MessageInfoHolder holder : folder.messages) {
folderUids.add(holder.uid);
}
MessageView.actionView(this, mAccount, folder.name, message.uid, folderUids);
}
}
private void onEditAccount() {
AccountSettings.actionSettings(this, mAccount);
}
private void onAccounts() {
Accounts.actionShowAccounts(this);
finish();
}
private void onCompose() {
MessageCompose.actionCompose(this, mAccount);
}
private void onDelete(MessageInfoHolder holder) {
MessagingController.getInstance(getApplication()).deleteMessage(
mAccount,
holder.message.getFolder().getName(),
holder.message,
null);
mAdapter.removeMessage(holder.message.getFolder().getName(), holder.uid);
Toast.makeText(this, R.string.message_deleted_toast, Toast.LENGTH_SHORT).show();
}
private void onReply(MessageInfoHolder holder) {
MessageCompose.actionReply(this, mAccount, holder.message, false);
}
private void onReplyAll(MessageInfoHolder holder) {
MessageCompose.actionReply(this, mAccount, holder.message, true);
}
private void onForward(MessageInfoHolder holder) {
MessageCompose.actionForward(this, mAccount, holder.message);
}
private void onToggleRead(MessageInfoHolder holder) {
MessagingController.getInstance(getApplication()).markMessageRead(
mAccount,
holder.message.getFolder().getName(),
holder.uid,
!holder.read);
holder.read = !holder.read;
onRefresh(false);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.refresh:
onRefresh(true);
return true;
case R.id.accounts:
onAccounts();
return true;
case R.id.compose:
onCompose();
return true;
case R.id.account_settings:
onEditAccount();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
getMenuInflater().inflate(R.menu.folder_message_list_option, menu);
return true;
}
@Override
public boolean onContextItemSelected(MenuItem item) {
ExpandableListContextMenuInfo info =
(ExpandableListContextMenuInfo) item.getMenuInfo();
int groupPosition =
ExpandableListView.getPackedPositionGroup(info.packedPosition);
int childPosition =
ExpandableListView.getPackedPositionChild(info.packedPosition);
FolderInfoHolder folder = (FolderInfoHolder) mAdapter.getGroup(groupPosition);
if (childPosition < mAdapter.getChildrenCount(groupPosition)) {
MessageInfoHolder holder =
(MessageInfoHolder) mAdapter.getChild(groupPosition, childPosition);
switch (item.getItemId()) {
case R.id.open:
onOpenMessage(folder, holder);
break;
case R.id.delete:
onDelete(holder);
break;
case R.id.reply:
onReply(holder);
break;
case R.id.reply_all:
onReplyAll(holder);
break;
case R.id.forward:
onForward(holder);
break;
case R.id.mark_as_read:
onToggleRead(holder);
break;
}
}
return super.onContextItemSelected(item);
}
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
super.onCreateContextMenu(menu, v, menuInfo);
ExpandableListContextMenuInfo info = (ExpandableListContextMenuInfo) menuInfo;
if (ExpandableListView.getPackedPositionType(info.packedPosition) ==
ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
long packedPosition = info.packedPosition;
int groupPosition = ExpandableListView.getPackedPositionGroup(packedPosition);
int childPosition = ExpandableListView.getPackedPositionChild(packedPosition);
FolderInfoHolder folder = (FolderInfoHolder) mAdapter.getGroup(groupPosition);
if (folder.outbox) {
return;
}
if (childPosition < folder.messages.size()) {
getMenuInflater().inflate(R.menu.folder_message_list_context, menu);
MessageInfoHolder message =
(MessageInfoHolder) mAdapter.getChild(groupPosition, childPosition);
if (message.read) {
menu.findItem(R.id.mark_as_read).setTitle(R.string.mark_as_unread_action);
}
}
}
}
class FolderMessageListAdapter extends BaseExpandableListAdapter {
private ArrayList<FolderInfoHolder> mFolders = new ArrayList<FolderInfoHolder>();
private MessagingListener mListener = new MessagingListener() {
@Override
public void listFoldersStarted(Account account) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(true);
}
@Override
public void listFoldersFailed(Account account, String message) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(false);
if (Config.LOGV) {
Log.v(Email.LOG_TAG, "listFoldersFailed " + message);
}
}
@Override
public void listFoldersFinished(Account account) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(false);
if (mInitialFolder != null) {
int groupPosition = getFolderPosition(mInitialFolder);
mInitialFolder = null;
if (groupPosition != -1) {
mHandler.expandGroup(groupPosition);
}
}
}
@Override
public void listFolders(Account account, Folder[] folders) {
if (!account.equals(mAccount)) {
return;
}
for (Folder folder : folders) {
FolderInfoHolder holder = getFolder(folder.getName());
if (holder == null) {
holder = new FolderInfoHolder();
mFolders.add(holder);
}
holder.name = folder.getName();
if (holder.name.equalsIgnoreCase(Email.INBOX)) {
holder.displayName = getString(R.string.special_mailbox_name_inbox);
}
else {
holder.displayName = folder.getName();
}
if (holder.name.equals(mAccount.getOutboxFolderName())) {
holder.outbox = true;
}
if (holder.messages == null) {
holder.messages = new ArrayList<MessageInfoHolder>();
}
try {
folder.open(Folder.OpenMode.READ_WRITE);
holder.unreadMessageCount = folder.getUnreadMessageCount();
folder.close(false);
}
catch (MessagingException me) {
Log.e(Email.LOG_TAG, "Folder.getUnreadMessageCount() failed", me);
}
}
Collections.sort(mFolders);
mHandler.dataChanged();
/*
* We will do this eventually. This restores the state of the list in the
* case of a killed Activity but we have some message sync issues to take care of.
*/
// if (mRestoredState != null) {
// if (Config.LOGV) {
// Log.v(Email.LOG_TAG, "Attempting to restore list state");
// }
// Parcelable listViewState =
// mListView.onRestoreInstanceState(mListViewState);
// mListViewState = null;
// }
/*
* Now we need to refresh any folders that are currently expanded. We do this
* in case the status or amount of messages has changed.
*/
for (int i = 0, count = getGroupCount(); i < count; i++) {
if (mListView.isGroupExpanded(i)) {
final FolderInfoHolder folder = (FolderInfoHolder) mAdapter.getGroup(i);
new Thread(new FolderUpdateWorker(folder.name, mRefreshRemote, null,
mAccount, MessagingController.getInstance(getApplication())))
.start();
}
}
mRefreshRemote = false;
}
@Override
public void listLocalMessagesStarted(Account account, String folder) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(true);
mHandler.folderLoading(folder, true);
}
@Override
public void listLocalMessagesFailed(Account account, String folder, String message) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(false);
mHandler.folderLoading(folder, false);
}
@Override
public void listLocalMessagesFinished(Account account, String folder) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(false);
mHandler.folderLoading(folder, false);
}
@Override
public void listLocalMessages(Account account, String folder, Message[] messages) {
if (!account.equals(mAccount)) {
return;
}
synchronizeMessages(folder, messages);
}
@Override
public void synchronizeMailboxStarted(
Account account,
String folder) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(true);
mHandler.folderLoading(folder, true);
mHandler.folderStatus(folder, null);
}
@Override
public void synchronizeMailboxFinished(
Account account,
String folder,
int totalMessagesInMailbox,
int numNewMessages) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(false);
mHandler.folderLoading(folder, false);
mHandler.folderStatus(folder, null);
onRefresh(false);
}
@Override
public void synchronizeMailboxFailed(Account account, String folder, Exception e) {
if (!account.equals(mAccount)) {
return;
}
mHandler.progress(false);
mHandler.folderLoading(folder, false);
// Use exception details to select a decent string
// TODO combine with very similar code in AccountSettingsCheckSetup
int id = R.string.status_network_error;
if (e instanceof AuthenticationFailedException) {
id = R.string.account_setup_failed_dlg_auth_message;
} else if (e instanceof CertificateValidationException) {
id = R.string.account_setup_failed_dlg_certificate_message;
} else if (e instanceof MessagingException) {
MessagingException me = (MessagingException) e;
switch (me.getExceptionType()) {
case MessagingException.IOERROR:
id = R.string.account_setup_failed_ioerror;
break;
case MessagingException.TLS_REQUIRED:
id = R.string.account_setup_failed_tls_required;
break;
case MessagingException.AUTH_REQUIRED:
id = R.string.account_setup_failed_auth_required;
break;
case MessagingException.GENERAL_SECURITY:
id = R.string.account_setup_failed_security;
break;
}
}
mHandler.folderStatus(folder, getString(id));
FolderInfoHolder holder = getFolder(folder);
if (holder != null) {
/*
* Reset the last checked time to 0 so that the next expand will attempt to
* refresh this folder.
*/
holder.lastChecked = 0;
}
}
@Override
public void synchronizeMailboxNewMessage(
Account account,
String folder,
Message message) {
if (!account.equals(mAccount)) {
return;
}
addOrUpdateMessage(folder, message);
}
@Override
public void synchronizeMailboxRemovedMessage(
Account account,
String folder,
Message message) {
if (!account.equals(mAccount)) {
return;
}
removeMessage(folder, message.getUid());
}
@Override
public void emptyTrashCompleted(Account account) {
if (!account.equals(mAccount)) {
return;
}
onRefresh(false);
}
@Override
public void sendPendingMessagesCompleted(Account account) {
if (!account.equals(mAccount)) {
return;
}
onRefresh(false);
}
@Override
public void messageUidChanged(
Account account,
String folder,
String oldUid,
String newUid) {
if (mAccount.equals(account)) {
FolderInfoHolder holder = getFolder(folder);
if (folder != null) {
for (MessageInfoHolder message : holder.messages) {
if (message.uid.equals(oldUid)) {
message.uid = newUid;
message.message.setUid(newUid);
}
}
}
}
}
};
private Drawable mAttachmentIcon;
FolderMessageListAdapter() {
mAttachmentIcon = getResources().getDrawable(R.drawable.ic_mms_attachment_small);
}
public void removeMessage(String folder, String messageUid) {
FolderInfoHolder f = getFolder(folder);
if (f == null) {
return;
}
MessageInfoHolder m = getMessage(f, messageUid);
if (m == null) {
return;
}
mHandler.removeMessage(f, m);
}
public void synchronizeMessages(String folder, Message[] messages) {
FolderInfoHolder f = getFolder(folder);
if (f == null) {
return;
}
mHandler.synchronizeMessages(f, messages);
}
public void addOrUpdateMessage(String folder, Message message) {
addOrUpdateMessage(folder, message, true, true);
}
private void addOrUpdateMessage(FolderInfoHolder folder, Message message,
boolean sort, boolean notify) {
MessageInfoHolder m = getMessage(folder, message.getUid());
if (m == null) {
m = new MessageInfoHolder(message, folder, mDateFormat, mTimeFormat);
folder.messages.add(m);
}
else {
m.populate(message, folder);
}
if (sort) {
Collections.sort(folder.messages);
}
if (notify) {
mHandler.dataChanged();
}
}
private void addOrUpdateMessage(String folder, Message message,
boolean sort, boolean notify) {
FolderInfoHolder f = getFolder(folder);
if (f == null) {
return;
}
addOrUpdateMessage(f, message, sort, notify);
}
public MessageInfoHolder getMessage(FolderInfoHolder folder, String messageUid) {
for (MessageInfoHolder message : folder.messages) {
if (message.uid.equals(messageUid)) {
return message;
}
}
return null;
}
public int getGroupCount() {
return mFolders.size();
}
public long getGroupId(int groupPosition) {
return groupPosition;
}
public Object getGroup(int groupPosition) {
return mFolders.get(groupPosition);
}
public FolderInfoHolder getFolder(String folder) {
FolderInfoHolder folderHolder = null;
for (int i = 0, count = getGroupCount(); i < count; i++) {
FolderInfoHolder holder = (FolderInfoHolder) getGroup(i);
if (holder.name.equals(folder)) {
folderHolder = holder;
}
}
return folderHolder;
}
/**
* Gets the group position of the given folder or returns -1 if the folder is not
* found.
* @param folder
* @return
*/
public int getFolderPosition(String folder) {
for (int i = 0, count = getGroupCount(); i < count; i++) {
FolderInfoHolder holder = (FolderInfoHolder) getGroup(i);
if (holder.name.equals(folder)) {
return i;
}
}
return -1;
}
public View getGroupView(int groupPosition, boolean isExpanded, View convertView,
ViewGroup parent) {
FolderInfoHolder folder = (FolderInfoHolder) getGroup(groupPosition);
View view;
if (convertView != null) {
view = convertView;
} else {
view = mInflater.inflate(R.layout.folder_message_list_group, parent, false);
}
FolderViewHolder holder = (FolderViewHolder) view.getTag();
if (holder == null) {
holder = new FolderViewHolder();
holder.folderName = (TextView) view.findViewById(R.id.folder_name);
holder.newMessageCount = (TextView) view.findViewById(R.id.new_message_count);
holder.folderStatus = (TextView) view.findViewById(R.id.folder_status);
view.setTag(holder);
}
holder.folderName.setText(folder.displayName);
if (folder.status == null) {
holder.folderStatus.setVisibility(View.GONE);
}
else {
holder.folderStatus.setText(folder.status);
holder.folderStatus.setVisibility(View.VISIBLE);
}
if (folder.unreadMessageCount != 0) {
holder.newMessageCount.setText(Integer.toString(folder.unreadMessageCount));
holder.newMessageCount.setVisibility(View.VISIBLE);
}
else {
holder.newMessageCount.setVisibility(View.GONE);
}
return view;
}
public int getChildrenCount(int groupPosition) {
FolderInfoHolder folder = (FolderInfoHolder) getGroup(groupPosition);
return folder.messages.size() + 1;
}
public long getChildId(int groupPosition, int childPosition) {
FolderInfoHolder folder = (FolderInfoHolder) getGroup(groupPosition);
if (childPosition < folder.messages.size()) {
MessageInfoHolder holder = folder.messages.get(childPosition);
return ((LocalStore.LocalMessage) holder.message).getId();
} else {
return -1;
}
}
public Object getChild(int groupPosition, int childPosition) {
FolderInfoHolder folder = (FolderInfoHolder) getGroup(groupPosition);
return folder.messages.get(childPosition);
}
public View getChildView(int groupPosition, int childPosition, boolean isLastChild,
View convertView, ViewGroup parent) {
FolderInfoHolder folder = (FolderInfoHolder) getGroup(groupPosition);
if (isLastChild) {
View view;
if ((convertView != null)
&& (convertView.getId()
== R.layout.folder_message_list_child_footer)) {
view = convertView;
}
else {
view = mInflater.inflate(R.layout.folder_message_list_child_footer,
parent, false);
view.setId(R.layout.folder_message_list_child_footer);
}
FooterViewHolder holder = (FooterViewHolder) view.getTag();
if (holder == null) {
holder = new FooterViewHolder();
holder.progress = (ProgressBar) view.findViewById(R.id.progress);
holder.main = (TextView) view.findViewById(R.id.main_text);
view.setTag(holder);
}
if (folder.loading) {
holder.main.setText(getString(R.string.status_loading_more));
holder.progress.setVisibility(View.VISIBLE);
}
else {
if (folder.status == null) {
holder.main.setText(getString(R.string.message_list_load_more_messages_action));
}
else {
holder.main.setText(getString(R.string.status_loading_more_failed));
}
holder.progress.setVisibility(View.GONE);
}
return view;
}
else {
MessageInfoHolder message =
(MessageInfoHolder) getChild(groupPosition, childPosition);
View view;
if ((convertView != null)
&& (convertView.getId() != R.layout.folder_message_list_child_footer)) {
view = convertView;
} else {
view = mInflater.inflate(R.layout.folder_message_list_child, parent, false);
}
MessageViewHolder holder = (MessageViewHolder) view.getTag();
if (holder == null) {
holder = new MessageViewHolder();
holder.subject = (TextView) view.findViewById(R.id.subject);
holder.from = (TextView) view.findViewById(R.id.from);
holder.date = (TextView) view.findViewById(R.id.date);
holder.chip = view.findViewById(R.id.chip);
/*
* TODO
* The line below and the commented lines a bit further down are work
* in progress for outbox status. They should not be removed.
*/
// holder.status = (TextView) view.findViewById(R.id.status);
/*
* This will need to move to below if we ever convert this whole thing
* to a combined inbox.
*/
holder.chip.setBackgroundResource(colorChipResId);
view.setTag(holder);
}
holder.chip.getBackground().setAlpha(message.read ? 0 : 255);
holder.subject.setText(message.subject);
holder.subject.setTypeface(null, message.read ? Typeface.NORMAL : Typeface.BOLD);
holder.from.setText(message.sender);
holder.from.setTypeface(null, message.read ? Typeface.NORMAL : Typeface.BOLD);
holder.date.setText(message.date);
holder.from.setCompoundDrawablesWithIntrinsicBounds(null, null,
message.hasAttachments ? mAttachmentIcon : null, null);
// if (folder.outbox) {
// holder.status.setText("Sending");
// }
// else {
// holder.status.setText("");
// }
return view;
}
}
public boolean hasStableIds() {
return true;
}
public boolean isChildSelectable(int groupPosition, int childPosition) {
return childPosition < getChildrenCount(groupPosition);
}
}
/**
* Holder for a single folder's information.
*/
static class FolderInfoHolder implements Comparable<FolderInfoHolder> {
public String name;
public String displayName;
public ArrayList<MessageInfoHolder> messages;
public long lastChecked;
public int unreadMessageCount;
public boolean loading;
public String status;
public boolean lastCheckFailed;
/**
* Outbox is handled differently from any other folder.
*/
public boolean outbox;
public int compareTo(FolderInfoHolder o) {
String s1 = this.name;
String s2 = o.name;
if (Email.INBOX.equalsIgnoreCase(s1)) {
return -1;
} else if (Email.INBOX.equalsIgnoreCase(s2)) {
return 1;
} else
return s1.toUpperCase().compareTo(s2.toUpperCase());
}
}
/**
* Holder for a single message's information.
*/
static class MessageInfoHolder implements Comparable<MessageInfoHolder> {
public String subject;
public String date;
public Date compareDate;
public String sender;
public boolean hasAttachments;
public String uid;
public boolean read;
public Message message;
private java.text.DateFormat mDateFormat;
private java.text.DateFormat mTimeFormat;
public MessageInfoHolder(Message m, FolderInfoHolder folder, DateFormat formatForDate,
DateFormat formatForTime) {
mDateFormat = formatForDate;
mTimeFormat = formatForTime;
populate(m, folder);
}
public void populate(Message m, FolderInfoHolder folder) {
try {
LocalMessage message = (LocalMessage) m;
Date date = message.getSentDate();
this.compareDate = date;
if (Utility.isDateToday(date)) {
this.date = mTimeFormat.format(date);
}
else {
this.date = mDateFormat.format(date);
}
this.hasAttachments = message.getAttachmentCount() > 0;
this.read = message.isSet(Flag.SEEN);
if (folder.outbox) {
this.sender = Address.toFriendly(
message.getRecipients(RecipientType.TO));
}
else {
this.sender = Address.toFriendly(message.getFrom());
}
this.subject = message.getSubject();
this.uid = message.getUid();
this.message = m;
}
catch (MessagingException me) {
if (Config.LOGV) {
Log.v(Email.LOG_TAG, "Unable to load message info", me);
}
}
}
public int compareTo(MessageInfoHolder o) {
return this.compareDate.compareTo(o.compareDate) * -1;
}
}
static class FolderViewHolder {
public TextView folderName;
public TextView folderStatus;
public TextView newMessageCount;
}
static class MessageViewHolder {
public TextView subject;
public TextView preview;
public TextView from;
public TextView date;
public View chip;
}
static class FooterViewHolder {
public ProgressBar progress;
public TextView main;
}
}
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