| /******************************************************************************* |
| * Copyright (C) 2012 Google Inc. |
| * Licensed to 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.mail.ui; |
| |
| import android.app.ActionBar; |
| import android.app.ActionBar.LayoutParams; |
| import android.app.Activity; |
| import android.app.AlertDialog; |
| import android.app.Dialog; |
| import android.app.Fragment; |
| import android.app.FragmentManager; |
| import android.app.LoaderManager; |
| import android.app.SearchManager; |
| import android.content.ClipData; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.CursorLoader; |
| import android.content.DialogInterface; |
| import android.content.Intent; |
| import android.content.Loader; |
| import android.database.Cursor; |
| import android.net.Uri; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.provider.SearchRecentSuggestions; |
| import android.view.DragEvent; |
| import android.view.KeyEvent; |
| import android.view.LayoutInflater; |
| import android.view.Menu; |
| import android.view.MenuInflater; |
| import android.view.MenuItem; |
| import android.view.MotionEvent; |
| import android.widget.AbsListView; |
| import android.widget.AbsListView.OnScrollListener; |
| import android.widget.Toast; |
| |
| import com.android.mail.ConversationListContext; |
| import com.android.mail.R; |
| import com.android.mail.browse.ConversationCursor; |
| import com.android.mail.browse.ConversationCursor.ConversationListener; |
| import com.android.mail.browse.SelectedConversationsActionMenu; |
| import com.android.mail.compose.ComposeActivity; |
| import com.android.mail.providers.Account; |
| import com.android.mail.providers.Conversation; |
| import com.android.mail.providers.Folder; |
| import com.android.mail.providers.MailAppProvider; |
| import com.android.mail.providers.Settings; |
| import com.android.mail.providers.SuggestionsProvider; |
| import com.android.mail.providers.UIProvider; |
| import com.android.mail.providers.UIProvider.AccountCursorExtraKeys; |
| import com.android.mail.providers.UIProvider.AutoAdvance; |
| import com.android.mail.providers.UIProvider.ConversationColumns; |
| import com.android.mail.providers.UIProvider.FolderCapabilities; |
| import com.android.mail.ui.ViewMode.ModeChangeListener; |
| import com.android.mail.utils.LogUtils; |
| import com.android.mail.utils.Utils; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Sets; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.Timer; |
| import java.util.TimerTask; |
| |
| |
| /** |
| * This is an abstract implementation of the Activity Controller. This class |
| * knows how to respond to menu items, state changes, layout changes, etc. It |
| * weaves together the views and listeners, dispatching actions to the |
| * respective underlying classes. |
| * <p> |
| * Even though this class is abstract, it should provide default implementations |
| * for most, if not all the methods in the ActivityController interface. This |
| * makes the task of the subclasses easier: OnePaneActivityController and |
| * TwoPaneActivityController can be concise when the common functionality is in |
| * AbstractActivityController. |
| * </p> |
| * <p> |
| * In the Gmail codebase, this was called BaseActivityController |
| * </p> |
| */ |
| public abstract class AbstractActivityController implements ActivityController, |
| ConversationListener, OnScrollListener { |
| // Keys for serialization of various information in Bundles. |
| private static final String SAVED_ACCOUNT = "saved-account"; |
| private static final String SAVED_FOLDER = "saved-folder"; |
| private static final String SAVED_CONVERSATION = "saved-conversation"; |
| // Batch conversations stored in the Bundle using this key. |
| private static final String SAVED_CONVERSATIONS = "saved-conversations"; |
| |
| /** Tag used when loading a wait fragment */ |
| protected static final String TAG_WAIT = "wait-fragment"; |
| /** Tag used when loading a conversation list fragment. */ |
| protected static final String TAG_CONVERSATION_LIST = "tag-conversation-list"; |
| /** Tag used when loading a conversation fragment. */ |
| protected static final String TAG_CONVERSATION = "tag-conversation"; |
| /** Tag used when loading a folder list fragment. */ |
| protected static final String TAG_FOLDER_LIST = "tag-folder-list"; |
| |
| private static final long CONVERSATION_LIST_THROTTLE_MS = 4000L; |
| |
| /** Are we on a tablet device or not. */ |
| public final boolean IS_TABLET_DEVICE; |
| |
| protected Account mAccount; |
| protected Folder mFolder; |
| protected ActionBarView mActionBarView; |
| protected final RestrictedActivity mActivity; |
| protected final Context mContext; |
| private final FragmentManager mFragmentManager; |
| protected final RecentFolderList mRecentFolderList; |
| protected ConversationListContext mConvListContext; |
| protected Conversation mCurrentConversation; |
| |
| /** A {@link android.content.BroadcastReceiver} that suppresses new e-mail notifications. */ |
| private SuppressNotificationReceiver mNewEmailReceiver = null; |
| |
| protected Handler mHandler = new Handler(); |
| /** |
| * The current mode of the application. All changes in mode are initiated by |
| * the activity controller. View mode changes are propagated to classes that |
| * attach themselves as listeners of view mode changes. |
| */ |
| protected final ViewMode mViewMode; |
| protected ContentResolver mResolver; |
| protected boolean isLoaderInitialized = false; |
| private AsyncRefreshTask mAsyncRefreshTask; |
| |
| private final Set<Uri> mCurrentAccountUris = Sets.newHashSet(); |
| protected Settings mCachedSettings; |
| protected ConversationCursor mConversationListCursor; |
| protected boolean mConversationListenerAdded = false; |
| |
| private boolean mIsConversationListScrolling = false; |
| private long mConversationListRefreshTime = 0; |
| private Timer mConversationListTimer = new Timer(); |
| private RefreshTimerTask mConversationListRefreshTask; |
| |
| /** Listeners that are intersted in changes to current account settings. */ |
| private final ArrayList<Settings.ChangeListener> mSettingsListeners = Lists.newArrayList(); |
| |
| /** |
| * Selected conversations, if any. |
| */ |
| private final ConversationSelectionSet mSelectedSet = new ConversationSelectionSet(); |
| |
| private final int mFolderItemUpdateDelayMs; |
| |
| /** Keeps track of selected and unselected conversations */ |
| private final ConversationPositionTracker mTracker = |
| new ConversationPositionTracker(mSelectedSet); |
| |
| /** |
| * Action menu associated with the selected set. |
| */ |
| SelectedConversationsActionMenu mCabActionMenu; |
| protected UndoBarView mUndoBarView; |
| |
| // this is split out from the general loader dispatcher because its loader doesn't return a |
| // basic Cursor |
| private final ConversationListLoaderCallbacks mListCursorCallbacks = |
| new ConversationListLoaderCallbacks(); |
| |
| protected static final String LOG_TAG = new LogUtils().getLogTag(); |
| /** Constants used to differentiate between the types of loaders. */ |
| private static final int LOADER_ACCOUNT_CURSOR = 0; |
| private static final int LOADER_FOLDER_CURSOR = 2; |
| private static final int LOADER_RECENT_FOLDERS = 3; |
| private static final int LOADER_CONVERSATION_LIST = 4; |
| private static final int LOADER_ACCOUNT_INBOX = 5; |
| private static final int LOADER_SEARCH = 6; |
| private static final int LOADER_ACCOUNT_UPDATE_CURSOR = 7; |
| |
| private static final int ADD_ACCOUNT_REQUEST_CODE = 1; |
| |
| public AbstractActivityController(MailActivity activity, ViewMode viewMode) { |
| mActivity = activity; |
| mFragmentManager = mActivity.getFragmentManager(); |
| mViewMode = viewMode; |
| mContext = activity.getApplicationContext(); |
| IS_TABLET_DEVICE = Utils.useTabletUI(mContext); |
| mRecentFolderList = new RecentFolderList(mContext, this); |
| // Allow the fragment to observe changes to its own selection set. No other object is |
| // aware of the selected set. |
| mSelectedSet.addObserver(this); |
| |
| mFolderItemUpdateDelayMs = |
| mContext.getResources().getInteger(R.integer.folder_item_refresh_delay_ms); |
| } |
| |
| @Override |
| public void clearSubject() { |
| // TODO(viki): Auto-generated method stub |
| } |
| |
| @Override |
| public Account getCurrentAccount() { |
| return mAccount; |
| } |
| |
| @Override |
| public ConversationListContext getCurrentListContext() { |
| return mConvListContext; |
| } |
| |
| @Override |
| public String getHelpContext() { |
| return "Mail"; |
| } |
| |
| @Override |
| public int getMode() { |
| return mViewMode.getMode(); |
| } |
| |
| @Override |
| public String getUnshownSubject(String subject) { |
| // Calculate how much of the subject is shown, and return the remaining. |
| return null; |
| } |
| |
| @Override |
| public void handleConversationLoadError() { |
| // TODO(viki): Auto-generated method stub |
| } |
| |
| @Override |
| public ConversationCursor getConversationListCursor() { |
| return mConversationListCursor; |
| } |
| |
| /** |
| * Check if the fragment is attached to an activity and has a root view. |
| * @param in |
| * @return true if the fragment is valid, false otherwise |
| */ |
| private static final boolean isValidFragment(Fragment in) { |
| if (in == null || in.getActivity() == null || in.getView() == null) { |
| return false; |
| } |
| return true; |
| } |
| |
| /** |
| * Get the conversation list fragment for this activity. If the conversation list fragment |
| * is not attached, this method returns null |
| * @return |
| */ |
| protected ConversationListFragment getConversationListFragment() { |
| final Fragment fragment = mFragmentManager.findFragmentByTag(TAG_CONVERSATION_LIST); |
| if (isValidFragment(fragment)) { |
| return (ConversationListFragment) fragment; |
| } |
| return null; |
| } |
| |
| /** |
| * Returns the conversation view fragment attached with this activity. If no such fragment |
| * is attached, this method returns null. |
| * @return |
| */ |
| protected ConversationViewFragment getConversationViewFragment() { |
| final Fragment fragment = mFragmentManager.findFragmentByTag(TAG_CONVERSATION); |
| if (isValidFragment(fragment)) { |
| return (ConversationViewFragment) fragment; |
| } |
| return null; |
| } |
| |
| /** |
| * Returns the folder list fragment attached with this activity. If no such fragment is attached |
| * this method returns null. |
| * @return |
| */ |
| protected FolderListFragment getFolderListFragment() { |
| final Fragment fragment = mFragmentManager.findFragmentByTag(TAG_FOLDER_LIST); |
| if (isValidFragment(fragment)) { |
| return (FolderListFragment) fragment; |
| } |
| return null; |
| } |
| |
| /** |
| * Initialize the action bar. This is not visible to OnePaneController and |
| * TwoPaneController so they cannot override this behavior. |
| */ |
| private void initCustomActionBarView() { |
| ActionBar actionBar = mActivity.getActionBar(); |
| mActionBarView = (ActionBarView) LayoutInflater.from(mContext).inflate( |
| R.layout.actionbar_view, null); |
| if (actionBar != null && mActionBarView != null) { |
| // Why have a different variable for the same thing? We should apply |
| // the same actions |
| // on mActionBarView instead. |
| mActionBarView.initialize(mActivity, this, mViewMode, actionBar, mRecentFolderList); |
| actionBar.setCustomView(mActionBarView, new ActionBar.LayoutParams( |
| LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT)); |
| actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM, |
| ActionBar.DISPLAY_SHOW_CUSTOM | ActionBar.DISPLAY_SHOW_TITLE); |
| } |
| } |
| |
| /** |
| * Returns whether the conversation list fragment is visible or not. |
| * Different layouts will have their own notion on the visibility of |
| * fragments, so this method needs to be overriden. |
| * |
| * @return |
| */ |
| protected abstract boolean isConversationListVisible(); |
| |
| @Override |
| public void onAccountChanged(Account account) { |
| if (!account.equals(mAccount)) { |
| // Current account is different from the new account, restart loaders and show |
| // the account Inbox. |
| mAccount = account; |
| cancelRefreshTask(); |
| onSettingsChanged(mAccount.settings); |
| mActionBarView.setAccount(mAccount); |
| loadAccountInbox(); |
| |
| mRecentFolderList.setCurrentAccount(account); |
| restartOptionalLoader(LOADER_RECENT_FOLDERS); |
| mActivity.invalidateOptionsMenu(); |
| |
| disableNotificationsOnAccountChange(mAccount); |
| |
| restartOptionalLoader(LOADER_ACCOUNT_UPDATE_CURSOR); |
| |
| MailAppProvider.getInstance().setLastViewedAccount(mAccount.uri.toString()); |
| } else { |
| // Current account is the same as the new account. Load the default inbox if the |
| // current inbox is not the same as the default inbox. |
| final Uri oldUri = mFolder != null ? mFolder.uri : Uri.EMPTY; |
| final Uri newUri = getDefaultInboxUri(mCachedSettings); |
| if ((mFolder == null || mFolder.type == UIProvider.FolderType.INBOX) |
| && !oldUri.equals(newUri)) { |
| loadAccountInbox(); |
| } |
| } |
| } |
| |
| /** |
| * Returns the URI of the current account's default inbox if available, otherwise |
| * returns the empty URI {@link Uri#EMPTY} |
| * @return |
| */ |
| private Uri getDefaultInboxUri(Settings settings) { |
| if (settings != null && settings.defaultInbox != null) { |
| return settings.defaultInbox; |
| } |
| return Uri.EMPTY; |
| } |
| |
| public void onSettingsChanged(Settings settings) { |
| final Uri oldUri = getDefaultInboxUri(mCachedSettings); |
| final Uri newUri = getDefaultInboxUri(settings); |
| dispatchSettingsChange(settings); |
| resetActionBarIcon(); |
| |
| // Only restart the loader if the defaultInboxUri is not the same as |
| // the folder we are already loading. |
| final boolean changed = !oldUri.equals(newUri); |
| if (settings != null |
| && settings.defaultInbox != null |
| && (mFolder == null |
| // we really only want CHANGES to the inbox setting, not just |
| // the first setting of it. |
| || (mFolder.type == UIProvider.FolderType.INBOX && !oldUri.equals(Uri.EMPTY)) |
| && changed)) { |
| loadAccountInbox(); |
| } |
| } |
| |
| @Override |
| public Settings getSettings() { |
| return mCachedSettings; |
| } |
| |
| /** |
| * Adds a listener interested in change in settings. If a class is storing a reference to |
| * Settings, it should listen on changes, so it can receive updates to settings. |
| * Must happen in the UI thread. |
| */ |
| public void addSettingsListener(Settings.ChangeListener listener) { |
| mSettingsListeners.add(listener); |
| } |
| |
| /** |
| * Removes a listener from receiving settings changes. |
| * Must happen in the UI thread. |
| */ |
| public void removeSettingsListener(Settings.ChangeListener listener) { |
| mSettingsListeners.remove(listener); |
| } |
| |
| /** |
| * Method that lets the settings listeners know when the settings got changed. |
| */ |
| private void dispatchSettingsChange(Settings updatedSettings) { |
| mCachedSettings = updatedSettings; |
| // Copy the list of current listeners so that |
| final ArrayList<Settings.ChangeListener> allListeners = |
| new ArrayList<Settings.ChangeListener>(mSettingsListeners); |
| for (Settings.ChangeListener listener : allListeners) { |
| if (listener != null) { |
| listener.onSettingsChanged(mCachedSettings); |
| } |
| } |
| // And we know that the ConversationListFragment is interested in changes to settings, |
| // though it hasn't registered itself with us. |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList != null) { |
| convList.onSettingsChanged(mCachedSettings); |
| } |
| } |
| |
| private void fetchSearchFolder(Intent intent) { |
| Bundle args = new Bundle(); |
| args.putString(ConversationListContext.EXTRA_SEARCH_QUERY, intent |
| .getStringExtra(ConversationListContext.EXTRA_SEARCH_QUERY)); |
| mActivity.getLoaderManager().restartLoader(LOADER_SEARCH, args, this); |
| } |
| |
| @Override |
| public void onFolderChanged(Folder folder) { |
| if (folder != null && !folder.equals(mFolder)) { |
| setFolder(folder); |
| mConvListContext = ConversationListContext.forFolder(mContext, mAccount, mFolder); |
| showConversationList(mConvListContext); |
| |
| // Add the folder that we were viewing to the recent folders list. |
| // TODO: this may need to be fine tuned. If this is the signal that is indicating that |
| // the list is shown to the user, this could fire in one pane if the user goes directly |
| // to a conversation |
| updateRecentFolderList(); |
| cancelRefreshTask(); |
| } |
| } |
| |
| /** |
| * Update the recent folders. This only needs to be done once when accessing a new folder. |
| */ |
| private void updateRecentFolderList() { |
| if (mFolder != null) { |
| mRecentFolderList.touchFolder(mFolder, mAccount); |
| } |
| } |
| |
| // TODO(mindyp): set this up to store a copy of the folder as a transient |
| // field in the account. |
| protected void loadAccountInbox() { |
| restartOptionalLoader(LOADER_ACCOUNT_INBOX); |
| } |
| |
| /** Set the current folder */ |
| private void setFolder(Folder folder) { |
| // Start watching folder for sync status. |
| if (folder != null && !folder.equals(mFolder)) { |
| final boolean folderWasNull = (mFolder == null); |
| final LoaderManager lm = mActivity.getLoaderManager(); |
| mActionBarView.setRefreshInProgress(false); |
| mFolder = folder; |
| mActionBarView.setFolder(mFolder); |
| |
| // Only when we switch from one folder to another do we want to restart the |
| // folder and conversation list loaders (to trigger onCreateLoader). |
| // The first time this runs when the activity is [re-]initialized, we want to re-use the |
| // previous loader's instance and data upon configuration change (e.g. rotation). |
| if (folderWasNull) { |
| lm.initLoader(LOADER_FOLDER_CURSOR, null, this); |
| lm.initLoader(LOADER_CONVERSATION_LIST, null, mListCursorCallbacks); |
| } else { |
| lm.restartLoader(LOADER_FOLDER_CURSOR, null, this); |
| lm.restartLoader(LOADER_CONVERSATION_LIST, null, mListCursorCallbacks); |
| } |
| } else if (folder == null) { |
| LogUtils.wtf(LOG_TAG, "Folder in setFolder is null"); |
| } |
| } |
| |
| @Override |
| public void onActivityResult(int requestCode, int resultCode, Intent data) { |
| if (requestCode == ADD_ACCOUNT_REQUEST_CODE) { |
| // We were waiting for the user to create an account |
| if (resultCode == Activity.RESULT_OK) { |
| // restart the loader to get the updated list of accounts |
| mActivity.getLoaderManager().initLoader( |
| LOADER_ACCOUNT_CURSOR, null, this); |
| } else { |
| // The user failed to create an account, just exit the app |
| mActivity.finish(); |
| } |
| } |
| } |
| |
| @Override |
| public void onConversationListVisibilityChanged(boolean visible) { |
| // TODO(viki): Auto-generated method stub |
| } |
| |
| /** |
| * By default, doing nothing is right. A two-pane controller will need to |
| * override this. |
| */ |
| @Override |
| public void onConversationVisibilityChanged(boolean visible) { |
| // Do nothing. |
| return; |
| } |
| |
| @Override |
| public boolean onCreate(Bundle savedState) { |
| // Initialize the action bar view. |
| initCustomActionBarView(); |
| // Allow shortcut keys to function for the ActionBar and menus. |
| mActivity.setDefaultKeyMode(Activity.DEFAULT_KEYS_SHORTCUT); |
| mResolver = mActivity.getContentResolver(); |
| |
| mNewEmailReceiver = new SuppressNotificationReceiver(); |
| |
| // All the individual UI components listen for ViewMode changes. This |
| // simplifies the amount of logic in the AbstractActivityController, but increases the |
| // possibility of timing-related bugs. |
| mViewMode.addListener(this); |
| assert (mActionBarView != null); |
| mViewMode.addListener(mActionBarView); |
| |
| restoreState(savedState); |
| mUndoBarView = (UndoBarView) mActivity.findViewById(R.id.undo_view); |
| return true; |
| } |
| |
| @Override |
| public void onRestoreInstanceState(Bundle savedInstanceState) { |
| } |
| |
| @Override |
| public Dialog onCreateDialog(int id, Bundle bundle) { |
| return null; |
| } |
| |
| @Override |
| public boolean onCreateOptionsMenu(Menu menu) { |
| MenuInflater inflater = mActivity.getMenuInflater(); |
| inflater.inflate(mActionBarView.getOptionsMenuId(), menu); |
| mActionBarView.onCreateOptionsMenu(menu); |
| return true; |
| } |
| |
| @Override |
| public boolean onKeyDown(int keyCode, KeyEvent event) { |
| // TODO(viki): Auto-generated method stub |
| return false; |
| } |
| |
| @Override |
| public boolean onOptionsItemSelected(MenuItem item) { |
| final int id = item.getItemId(); |
| boolean handled = true; |
| switch (id) { |
| case android.R.id.home: |
| onUpPressed(); |
| break; |
| case R.id.compose: |
| ComposeActivity.compose(mActivity.getActivityContext(), mAccount); |
| break; |
| case R.id.show_all_folders: |
| showFolderList(); |
| break; |
| case R.id.refresh: |
| requestFolderRefresh(); |
| break; |
| case R.id.settings: |
| Utils.showSettings(mActivity.getActivityContext(), mAccount); |
| break; |
| case R.id.folder_options: |
| Utils.showFolderSettings(mActivity.getActivityContext(), mAccount, mFolder); |
| break; |
| case R.id.help_info_menu_item: |
| // TODO: enable context sensitive help |
| Utils.showHelp(mActivity.getActivityContext(), mAccount, null); |
| break; |
| case R.id.feedback_menu_item: |
| Utils.sendFeedback(mActivity.getActivityContext(), mAccount); |
| break; |
| case R.id.manage_folders_item: |
| Utils.showManageFolder(mActivity.getActivityContext(), mAccount); |
| break; |
| default: |
| handled = false; |
| break; |
| } |
| return handled; |
| } |
| |
| /** |
| * Return the auto advance setting for the current account. |
| * @param activity |
| * @return the autoadvance setting, a constant from {@link AutoAdvance} |
| */ |
| static int getAutoAdvanceSetting(Settings settings) { |
| // TODO(mindyp): if this isn't set, then show the dialog telling the user to set it. |
| // Remove defaulting to AutoAdvance.LIST. |
| final int autoAdvance = (settings != null) ? |
| (settings.autoAdvance == AutoAdvance.UNSET ? |
| AutoAdvance.LIST : settings.autoAdvance) |
| : AutoAdvance.LIST; |
| return autoAdvance; |
| } |
| |
| /** |
| * Implements folder changes. This class is a listener because folder changes need to be |
| * performed <b>after</b> the ConversationListFragment has finished animating away the |
| * removal of the conversation. |
| * |
| */ |
| protected abstract class FolderChangeListener implements ActionCompleteListener { |
| protected final String mFolderChangeList; |
| protected final boolean mDestructiveChange; |
| |
| public FolderChangeListener(String changeList, boolean destructive) { |
| mFolderChangeList = changeList; |
| mDestructiveChange = destructive; |
| } |
| |
| @Override |
| public abstract void onActionComplete(); |
| } |
| |
| /** |
| * Update the specified column name in conversation for a boolean value. |
| * @param columnName |
| * @param value |
| */ |
| protected void updateCurrentConversation(String columnName, boolean value) { |
| Conversation.updateBoolean(mContext, ImmutableList.of(mCurrentConversation), columnName, |
| value); |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList != null) { |
| convList.requestListRefresh(); |
| } |
| } |
| |
| /** |
| * Update the specified column name in conversation for an integer value. |
| * @param columnName |
| * @param value |
| */ |
| protected void updateCurrentConversation(String columnName, int value) { |
| Conversation.updateInt(mContext, ImmutableList.of(mCurrentConversation), columnName, value); |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList != null) { |
| convList.requestListRefresh(); |
| } |
| } |
| |
| protected void updateCurrentConversation(String columnName, String value) { |
| Conversation.updateString(mContext, ImmutableList.of(mCurrentConversation), columnName, |
| value); |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList != null) { |
| convList.requestListRefresh(); |
| } |
| } |
| |
| private void requestFolderRefresh() { |
| if (mFolder != null) { |
| if (mAsyncRefreshTask != null) { |
| mAsyncRefreshTask.cancel(true); |
| } |
| mAsyncRefreshTask = new AsyncRefreshTask(mContext, mFolder); |
| mAsyncRefreshTask.execute(); |
| } |
| } |
| |
| /** |
| * Confirm (based on user's settings) and delete a conversation from the conversation list and |
| * from the database. |
| * @param showDialog |
| * @param confirmResource |
| * @param listener |
| */ |
| protected void confirmAndDelete(boolean showDialog, int confirmResource, |
| final ActionCompleteListener listener) { |
| final ArrayList<Conversation> single = new ArrayList<Conversation>(); |
| single.add(mCurrentConversation); |
| if (showDialog) { |
| final AlertDialog.OnClickListener onClick = new AlertDialog.OnClickListener() { |
| @Override |
| public void onClick(DialogInterface dialog, int which) { |
| requestDelete(listener); |
| } |
| }; |
| final CharSequence message = Utils.formatPlural(mContext, confirmResource, 1); |
| new AlertDialog.Builder(mActivity.getActivityContext()).setMessage(message) |
| .setPositiveButton(R.string.ok, onClick) |
| .setNegativeButton(R.string.cancel, null) |
| .create().show(); |
| } else { |
| requestDelete(listener); |
| } |
| } |
| |
| |
| protected abstract void requestDelete(ActionCompleteListener listener); |
| |
| |
| @Override |
| public void onPrepareDialog(int id, Dialog dialog, Bundle bundle) { |
| // TODO(viki): Auto-generated method stub |
| |
| } |
| |
| @Override |
| public boolean onPrepareOptionsMenu(Menu menu) { |
| mActionBarView.onPrepareOptionsMenu(menu); |
| return true; |
| } |
| |
| @Override |
| public void onPause() { |
| isLoaderInitialized = false; |
| |
| enableNotifications(); |
| commitLeaveBehindItems(); |
| } |
| |
| @Override |
| public void onResume() { |
| // Register the receiver that will prevent the status receiver from |
| // displaying its notification icon as long as we're running. |
| // The SupressNotificationReceiver will block the broadcast if we're looking at the folder |
| // that the notification was received for. |
| disableNotifications(); |
| |
| if (mActionBarView != null) { |
| mActionBarView.onResume(); |
| } |
| |
| } |
| |
| @Override |
| public void onSaveInstanceState(Bundle outState) { |
| if (mAccount != null) { |
| LogUtils.d(LOG_TAG, "Saving the account now"); |
| outState.putParcelable(SAVED_ACCOUNT, mAccount); |
| } |
| if (mFolder != null) { |
| outState.putParcelable(SAVED_FOLDER, mFolder); |
| } |
| if (mCurrentConversation != null && mViewMode.getMode() == ViewMode.CONVERSATION) { |
| outState.putParcelable(SAVED_CONVERSATION, mCurrentConversation); |
| } |
| if (!mSelectedSet.isEmpty()) { |
| outState.putParcelable(SAVED_CONVERSATIONS, mSelectedSet); |
| } |
| } |
| |
| @Override |
| public void onSearchRequested(String query) { |
| Intent intent = new Intent(); |
| intent.setAction(Intent.ACTION_SEARCH); |
| intent.putExtra(ConversationListContext.EXTRA_SEARCH_QUERY, query); |
| intent.putExtra(Utils.EXTRA_ACCOUNT, mAccount); |
| intent.setComponent(mActivity.getComponentName()); |
| mActionBarView.collapseSearch(); |
| mActivity.startActivity(intent); |
| } |
| |
| @Override |
| public void onStartDragMode() { |
| // TODO(viki): Auto-generated method stub |
| } |
| |
| @Override |
| public void onStop() { |
| // TODO(viki): Auto-generated method stub |
| } |
| |
| @Override |
| public void onStopDragMode() { |
| // TODO(viki): Auto-generated method stub |
| } |
| |
| /** |
| * {@inheritDoc} Subclasses must override this to listen to mode changes |
| * from the ViewMode. Subclasses <b>must</b> call the parent's |
| * onViewModeChanged since the parent will handle common state changes. |
| */ |
| @Override |
| public void onViewModeChanged(int newMode) { |
| // Perform any mode specific work here. |
| // reset the action bar icon based on the mode. Why don't the individual |
| // controllers do |
| // this themselves? |
| |
| // In conversation list mode, clean up the conversation. |
| if (newMode == ViewMode.CONVERSATION_LIST) { |
| // Clean up the conversation here. |
| } |
| |
| // We don't want to invalidate the options menu when switching to |
| // conversation |
| // mode, as it will happen when the conversation finishes loading. |
| if (newMode != ViewMode.CONVERSATION) { |
| mActivity.invalidateOptionsMenu(); |
| } |
| } |
| |
| protected void commitLeaveBehindItems() { |
| ConversationListFragment fragment = getConversationListFragment(); |
| if (fragment != null) { |
| fragment.commitLeaveBehindItems(); |
| } |
| } |
| |
| @Override |
| public void onWindowFocusChanged(boolean hasFocus) { |
| // TODO(viki): Auto-generated method stub |
| } |
| |
| private void setAccount(Account account) { |
| mAccount = account; |
| dispatchSettingsChange(mAccount.settings); |
| mActionBarView.setAccount(mAccount); |
| } |
| |
| /** |
| * Restore the state from the previous bundle. Subclasses should call this |
| * method from the parent class, since it performs important UI |
| * initialization. |
| * |
| * @param savedState |
| */ |
| protected void restoreState(Bundle savedState) { |
| final Intent intent = mActivity.getIntent(); |
| boolean handled = false; |
| if (savedState != null) { |
| if (savedState.containsKey(SAVED_ACCOUNT)) { |
| setAccount((Account) savedState.getParcelable(SAVED_ACCOUNT)); |
| mActivity.invalidateOptionsMenu(); |
| } |
| if (savedState.containsKey(SAVED_FOLDER)) { |
| // Open the folder. |
| onFolderChanged((Folder) savedState.getParcelable(SAVED_FOLDER)); |
| handled = true; |
| } |
| if (savedState.containsKey(SAVED_CONVERSATION)) { |
| // Open the conversation. |
| setCurrentConversation((Conversation) savedState.getParcelable(SAVED_CONVERSATION)); |
| showConversation(mCurrentConversation); |
| handled = true; |
| } |
| } else if (intent != null) { |
| if (Intent.ACTION_VIEW.equals(intent.getAction())) { |
| if (intent.hasExtra(Utils.EXTRA_ACCOUNT)) { |
| setAccount((Account) intent.getParcelableExtra(Utils.EXTRA_ACCOUNT)); |
| } else if (intent.hasExtra(Utils.EXTRA_ACCOUNT_STRING)) { |
| setAccount(Account.newinstance(intent |
| .getStringExtra(Utils.EXTRA_ACCOUNT_STRING))); |
| } |
| if (mAccount != null) { |
| mActivity.invalidateOptionsMenu(); |
| } |
| |
| Folder folder = null; |
| if (intent.hasExtra(Utils.EXTRA_FOLDER)) { |
| // Open the folder. |
| LogUtils.d(LOG_TAG, "SHOW THE FOLDER at %s", |
| intent.getParcelableExtra(Utils.EXTRA_FOLDER)); |
| folder = (Folder) intent.getParcelableExtra(Utils.EXTRA_FOLDER); |
| |
| } else if (intent.hasExtra(Utils.EXTRA_FOLDER_STRING)) { |
| // Open the folder. |
| folder = new Folder(intent.getStringExtra(Utils.EXTRA_FOLDER_STRING)); |
| } |
| if (folder != null) { |
| onFolderChanged(folder); |
| handled = true; |
| } |
| |
| if (intent.hasExtra(Utils.EXTRA_CONVERSATION)) { |
| // Open the conversation. |
| LogUtils.d(LOG_TAG, "SHOW THE CONVERSATION at %s", |
| intent.getParcelableExtra(Utils.EXTRA_CONVERSATION)); |
| setCurrentConversation((Conversation) intent |
| .getParcelableExtra(Utils.EXTRA_CONVERSATION)); |
| showConversation(mCurrentConversation); |
| handled = true; |
| } |
| |
| if (!handled) { |
| // Nothing was saved; just load the account inbox. |
| loadAccountInbox(); |
| } |
| } else if (Intent.ACTION_SEARCH.equals(intent.getAction())) { |
| if (intent.hasExtra(Utils.EXTRA_ACCOUNT)) { |
| // Save this search query for future suggestions. |
| final String query = intent.getStringExtra(SearchManager.QUERY); |
| final String authority = mContext.getString(R.string.suggestions_authority); |
| SearchRecentSuggestions suggestions = new SearchRecentSuggestions( |
| mContext, authority, SuggestionsProvider.MODE); |
| suggestions.saveRecentQuery(query, null); |
| |
| mViewMode.enterSearchResultsListMode(); |
| setAccount((Account) intent.getParcelableExtra(Utils.EXTRA_ACCOUNT)); |
| mActivity.invalidateOptionsMenu(); |
| restartOptionalLoader(LOADER_RECENT_FOLDERS); |
| mRecentFolderList.setCurrentAccount(mAccount); |
| fetchSearchFolder(intent); |
| } else { |
| LogUtils.e(LOG_TAG, "Missing account extra from search intent. Finishing"); |
| mActivity.finish(); |
| } |
| } |
| if (mAccount != null) { |
| restartOptionalLoader(LOADER_ACCOUNT_UPDATE_CURSOR); |
| } |
| } |
| |
| /** |
| * Restore the state of selected conversations. This needs to be done after the correct mode |
| * is set and the action bar is fully initialized. If not, several key pieces of state |
| * information will be missing, and the split views may not be initialized correctly. |
| * @param savedState |
| */ |
| restoreSelectedConversations(savedState); |
| // Create the accounts loader; this loads the account switch spinner. |
| mActivity.getLoaderManager().initLoader(LOADER_ACCOUNT_CURSOR, null, this); |
| } |
| |
| /** |
| * Copy any selected conversations stored in the saved bundle into our selection set, |
| * triggering {@link ConversationSetObserver} callbacks as our selection set changes. |
| * |
| */ |
| private void restoreSelectedConversations(Bundle savedState) { |
| if (savedState == null) { |
| mSelectedSet.clear(); |
| return; |
| } |
| final ConversationSelectionSet selectedSet = savedState.getParcelable(SAVED_CONVERSATIONS); |
| if (selectedSet == null || selectedSet.isEmpty()) { |
| mSelectedSet.clear(); |
| return; |
| } |
| |
| // putAll will take care of calling our registered onSetPopulated method |
| // FIXME: disabled until we correctly handle selection set bringup when list fragment |
| // does not yet exist (b/6268401) |
| //mSelectedSet.putAll(selectedSet); |
| } |
| |
| @Override |
| public void setSubject(String subject) { |
| // Do something useful with the subject. This requires changing the |
| // conversation view's subject text. |
| } |
| |
| /** |
| * Children can override this method, but they must call super.showConversation(). |
| * {@inheritDoc} |
| */ |
| @Override |
| public void showConversation(Conversation conversation) { |
| // Set the current conversation just in case it wasn't already set. |
| setCurrentConversation(conversation); |
| } |
| |
| /** |
| * Children can override this method, but they must call super.showWaitForInitialization(). |
| * {@inheritDoc} |
| */ |
| @Override |
| public void showWaitForInitialization() { |
| mViewMode.enterWaitingForInitializationMode(); |
| } |
| |
| @Override |
| public void hideWaitForInitialization() { |
| } |
| |
| @Override |
| public void updateWaitMode() { |
| final FragmentManager manager = mActivity.getFragmentManager(); |
| final WaitFragment waitFragment = |
| (WaitFragment)manager.findFragmentByTag(TAG_WAIT); |
| if (waitFragment != null) { |
| waitFragment.updateAccount(mAccount); |
| } |
| } |
| |
| @Override |
| public boolean inWaitMode() { |
| final FragmentManager manager = mActivity.getFragmentManager(); |
| final WaitFragment waitFragment = |
| (WaitFragment)manager.findFragmentByTag(TAG_WAIT); |
| if (waitFragment != null) { |
| final Account fragmentAccount = waitFragment.getAccount(); |
| return fragmentAccount.uri.equals(mAccount.uri) && |
| mViewMode.getMode() == ViewMode.WAITING_FOR_ACCOUNT_INITIALIZATION; |
| } |
| return false; |
| } |
| |
| /** |
| * Children can override this method, but they must call super.showConversationList(). |
| * {@inheritDoc} |
| */ |
| @Override |
| public void showConversationList(ConversationListContext listContext) { |
| } |
| |
| @Override |
| public void onConversationSelected(Conversation conversation) { |
| showConversation(conversation); |
| if (mConvListContext != null && mConvListContext.isSearchResult()) { |
| mViewMode.enterSearchResultsConversationMode(); |
| } else { |
| mViewMode.enterConversationMode(); |
| } |
| } |
| |
| /** |
| * Set the current conversation. This is the conversation on which all actions are performed. |
| * Do not modify mCurrentConversation except through this method, which makes it easy to |
| * perform common actions associated with changing the current conversation. |
| * @param conversation |
| */ |
| protected void setCurrentConversation(Conversation conversation) { |
| mCurrentConversation = conversation; |
| mTracker.initialize(mCurrentConversation); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public Loader<Cursor> onCreateLoader(int id, Bundle args) { |
| // Create a loader to listen in on account changes. |
| switch (id) { |
| case LOADER_ACCOUNT_CURSOR: |
| return new CursorLoader(mContext, MailAppProvider.getAccountsUri(), |
| UIProvider.ACCOUNTS_PROJECTION, null, null, null); |
| case LOADER_FOLDER_CURSOR: |
| final CursorLoader loader = new CursorLoader(mContext, mFolder.uri, |
| UIProvider.FOLDERS_PROJECTION, null, null, null); |
| loader.setUpdateThrottle(mFolderItemUpdateDelayMs); |
| return loader; |
| case LOADER_RECENT_FOLDERS: |
| if (mAccount != null && mAccount.recentFolderListUri != null) { |
| return new CursorLoader(mContext, mAccount.recentFolderListUri, |
| UIProvider.FOLDERS_PROJECTION, null, null, null); |
| } |
| break; |
| case LOADER_ACCOUNT_INBOX: |
| final Uri inboxUri; |
| if (mCachedSettings != null) { |
| inboxUri = mCachedSettings.defaultInbox; |
| } else { |
| inboxUri = mAccount.folderListUri; |
| } |
| if (inboxUri != null) { |
| return new CursorLoader(mContext, inboxUri, UIProvider.FOLDERS_PROJECTION, null, |
| null, null); |
| } |
| break; |
| case LOADER_SEARCH: |
| return Folder.forSearchResults(mAccount, |
| args.getString(ConversationListContext.EXTRA_SEARCH_QUERY), |
| mActivity.getActivityContext()); |
| case LOADER_ACCOUNT_UPDATE_CURSOR: |
| return new CursorLoader(mContext, mAccount.uri, UIProvider.ACCOUNTS_PROJECTION, |
| null, null, null); |
| default: |
| LogUtils.wtf(LOG_TAG, "Loader returned unexpected id: %d", id); |
| } |
| return null; |
| } |
| |
| @Override |
| public void onLoaderReset(Loader<Cursor> loader) { |
| |
| } |
| |
| /** |
| * {@link LoaderManager} currently has a bug in |
| * {@link LoaderManager#restartLoader(int, Bundle, android.app.LoaderManager.LoaderCallbacks)} |
| * where, if a previous onCreateLoader returned a null loader, this method will NPE. Work around |
| * this bug by destroying any loaders that may have been created as null (essentially because |
| * they are optional loads, and may not apply to a particular account). |
| * <p> |
| * A simple null check before restarting a loader will not work, because that would not |
| * give the controller a chance to invalidate UI corresponding the prior loader result. |
| * |
| * @param id loader ID to safely restart |
| */ |
| private void restartOptionalLoader(int id) { |
| final LoaderManager lm = mActivity.getLoaderManager(); |
| lm.destroyLoader(id); |
| lm.restartLoader(id, Bundle.EMPTY, this); |
| } |
| |
| /** |
| * Start a loader with the given id. This should be called when we know that the previous |
| * state of the application matches this state, and we are happy if we get the previously |
| * created loader with this id. If that is not true, consider calling |
| * {@link #restartOptionalLoader(int)} instead. |
| * @param id |
| */ |
| private void startLoader(int id) { |
| final LoaderManager lm = mActivity.getLoaderManager(); |
| lm.initLoader(id, Bundle.EMPTY, this); |
| } |
| |
| private boolean accountsUpdated(Cursor accountCursor) { |
| // Check to see if the current account hasn't been set, or the account cursor is empty |
| if (mAccount == null || !accountCursor.moveToFirst()) { |
| return true; |
| } |
| |
| // Check to see if the number of accounts are different, from the number we saw on the last |
| // updated |
| if (mCurrentAccountUris.size() != accountCursor.getCount()) { |
| return true; |
| } |
| |
| // Check to see if the account list is different or if the current account is not found in |
| // the cursor. |
| boolean foundCurrentAccount = false; |
| do { |
| final Uri accountUri = |
| Uri.parse(accountCursor.getString(UIProvider.ACCOUNT_URI_COLUMN)); |
| if (!foundCurrentAccount && mAccount.uri.equals(accountUri)) { |
| foundCurrentAccount = true; |
| } |
| |
| if (!mCurrentAccountUris.contains(accountUri)) { |
| return true; |
| } |
| } while (accountCursor.moveToNext()); |
| |
| // As long as we found the current account, the list hasn't been updated |
| return !foundCurrentAccount; |
| } |
| |
| /** |
| * Update the accounts on the device. This currently loads the first account |
| * in the list. |
| * |
| * @param loader |
| * @param accounts cursor into the AccountCache |
| * @return true if the update was successful, false otherwise |
| */ |
| private boolean updateAccounts(Loader<Cursor> loader, Cursor accounts) { |
| if (accounts == null || !accounts.moveToFirst()) { |
| return false; |
| } |
| |
| final Account[] allAccounts = Account.getAllAccounts(accounts); |
| |
| // Save the uris for the accounts |
| mCurrentAccountUris.clear(); |
| for (Account account : allAccounts) { |
| mCurrentAccountUris.add(account.uri); |
| } |
| |
| // 1. current account is already set and is in allAccounts -> no-op |
| // 2. current account is set and is not in allAccounts -> pick first (acct was deleted?) |
| // 3. saved pref has an account -> pick that one |
| // 4. otherwise just pick first |
| |
| Account newAccount = null; |
| |
| if (mAccount != null) { |
| if (!mCurrentAccountUris.contains(mAccount.uri)) { |
| newAccount = allAccounts[0]; |
| } else { |
| newAccount = mAccount; |
| } |
| } else { |
| final String lastAccountUri = MailAppProvider.getInstance().getLastViewedAccount(); |
| if (lastAccountUri != null) { |
| for (int i = 0; i < allAccounts.length; i++) { |
| final Account acct = allAccounts[i]; |
| if (lastAccountUri.equals(acct.uri.toString())) { |
| newAccount = acct; |
| break; |
| } |
| } |
| } |
| if (newAccount == null) { |
| newAccount = allAccounts[0]; |
| } |
| } |
| |
| onAccountChanged(newAccount); |
| |
| mActionBarView.setAccounts(allAccounts); |
| return (allAccounts.length > 0); |
| } |
| |
| private void disableNotifications() { |
| mNewEmailReceiver.activate(mContext, this); |
| } |
| |
| private void enableNotifications() { |
| mNewEmailReceiver.deactivate(); |
| } |
| |
| private void disableNotificationsOnAccountChange(Account account) { |
| // If the new mail suppression receiver is activated for a different account, we want to |
| // activate it for the new account. |
| if (mNewEmailReceiver.activated() && |
| !mNewEmailReceiver.notificationsDisabledForAccount(account)) { |
| // Deactivate the current receiver, otherwise multiple receivers may be registered. |
| mNewEmailReceiver.deactivate(); |
| mNewEmailReceiver.activate(mContext, this); |
| } |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void onLoadFinished(Loader<Cursor> loader, Cursor data) { |
| // We want to reinitialize only if we haven't ever been initialized, or |
| // if the current account has vanished. |
| if (data == null) { |
| LogUtils.e(LOG_TAG, "Received null cursor from loader id: %d", loader.getId()); |
| } |
| switch (loader.getId()) { |
| case LOADER_ACCOUNT_CURSOR: |
| // If the account list is not not null, and the account list cursor is empty, |
| // we need to start the specified activity. |
| if (data != null && data.getCount() == 0) { |
| // If an empty cursor is returned, the MailAppProvider is indicating that |
| // no accounts have been specified. We want to navigate to the "add account" |
| // activity that will handle the intent returned by the MailAppProvider |
| |
| // If the MailAppProvider believes that all accounts have been loaded, and the |
| // account list is still empty, we want to prompt the user to add an account |
| final Bundle extras = data.getExtras(); |
| final boolean accountsLoaded = |
| extras.getInt(AccountCursorExtraKeys.ACCOUNTS_LOADED) != 0; |
| |
| if (accountsLoaded) { |
| final Intent noAccountIntent = MailAppProvider.getNoAccountIntent(mContext); |
| if (noAccountIntent != null) { |
| mActivity.startActivityForResult(noAccountIntent, |
| ADD_ACCOUNT_REQUEST_CODE); |
| } |
| } |
| } else { |
| final boolean accountListUpdated = accountsUpdated(data); |
| if (!isLoaderInitialized || accountListUpdated) { |
| isLoaderInitialized = updateAccounts(loader, data); |
| } |
| } |
| break; |
| case LOADER_ACCOUNT_UPDATE_CURSOR: |
| // We have gotten an update for current account. |
| |
| // Make sure that this is an update for what is the current account |
| if (data != null && data.moveToFirst()) { |
| final Account updatedAccount = new Account(data); |
| |
| if (updatedAccount.uri.equals(mAccount.uri)) { |
| // Update the controller's reference to the current account |
| mAccount = updatedAccount; |
| dispatchSettingsChange(mAccount.settings); |
| |
| // Got an update for the current account |
| final boolean inWaitingMode = inWaitMode(); |
| if (!updatedAccount.isAccountIntialized() && !inWaitingMode) { |
| // Transition to waiting mode |
| showWaitForInitialization(); |
| } else if (updatedAccount.isAccountIntialized() && inWaitingMode) { |
| // Dismiss waiting mode |
| hideWaitForInitialization(); |
| } else if (!updatedAccount.isAccountIntialized() && inWaitingMode) { |
| // Update the WaitFragment's account object |
| updateWaitMode(); |
| } |
| } else { |
| LogUtils.e(LOG_TAG, "Got update for account: %s with current account: %s", |
| updatedAccount.uri, mAccount.uri); |
| // We need to restart the loader, so the correct account information will |
| // be returned |
| restartOptionalLoader(LOADER_ACCOUNT_UPDATE_CURSOR); |
| } |
| } |
| break; |
| case LOADER_FOLDER_CURSOR: |
| // Check status of the cursor. |
| data.moveToFirst(); |
| Folder folder = new Folder(data); |
| if (folder.isSyncInProgress()) { |
| mActionBarView.onRefreshStarted(); |
| } else { |
| // Stop the spinner here. |
| mActionBarView.onRefreshStopped(folder.lastSyncResult); |
| } |
| mActionBarView.onFolderUpdated(folder); |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList != null) { |
| convList.onFolderUpdated(folder); |
| } |
| LogUtils.d(LOG_TAG, "FOLDER STATUS = %d", folder.syncStatus); |
| break; |
| case LOADER_RECENT_FOLDERS: |
| mRecentFolderList.loadFromUiProvider(data); |
| mActionBarView.requestRecentFoldersAndRedraw(); |
| break; |
| case LOADER_ACCOUNT_INBOX: |
| if (data.moveToFirst() && !data.isClosed()) { |
| Folder inbox = new Folder(data); |
| onFolderChanged(inbox); |
| // Just want to get the inbox, don't care about updates to it |
| // as this will be tracked by the folder change listener. |
| mActivity.getLoaderManager().destroyLoader(LOADER_ACCOUNT_INBOX); |
| } else { |
| LogUtils.d(LOG_TAG, "Unable to get the account inbox for account %s", |
| mAccount != null ? mAccount.name : ""); |
| } |
| break; |
| case LOADER_SEARCH: |
| data.moveToFirst(); |
| Folder search = new Folder(data); |
| setFolder(search); |
| mConvListContext = ConversationListContext.forSearchQuery(mAccount, mFolder, |
| mActivity.getIntent() |
| .getStringExtra(UIProvider.SearchQueryParameters.QUERY)); |
| showConversationList(mConvListContext); |
| mActivity.invalidateOptionsMenu(); |
| mActivity.getLoaderManager().destroyLoader(LOADER_SEARCH); |
| break; |
| } |
| } |
| |
| protected abstract class DestructiveActionListener implements ActionCompleteListener { |
| protected final int mAction; |
| |
| /** |
| * Create a listener object. action is one of four constants: R.id.y_button (archive), |
| * R.id.delete , R.id.mute, and R.id.report_spam. |
| * @param action |
| */ |
| public DestructiveActionListener(int action) { |
| mAction = action; |
| } |
| |
| public void performConversationAction(Collection<Conversation> single) { |
| switch (mAction) { |
| case R.id.archive: |
| LogUtils.d(LOG_TAG, "Archiving conversation %s", mCurrentConversation); |
| Conversation.archive(mContext, single); |
| break; |
| case R.id.delete: |
| LogUtils.d(LOG_TAG, "Deleting conversation %s", mCurrentConversation); |
| Conversation.delete(mContext, single); |
| break; |
| case R.id.mute: |
| LogUtils.d(LOG_TAG, "Muting conversation %s", mCurrentConversation); |
| if (mFolder.supportsCapability(FolderCapabilities.DESTRUCTIVE_MUTE)) |
| mCurrentConversation.localDeleteOnUpdate = true; |
| Conversation.mute(mContext, single); |
| break; |
| case R.id.report_spam: |
| LogUtils.d(LOG_TAG, "reporting spam conversation %s", mCurrentConversation); |
| Conversation.reportSpam(mContext, single); |
| break; |
| } |
| } |
| |
| /** |
| * Get the next conversation according to the AutoAdvance settings and the list of |
| * conversations available in the folder. |
| * @return |
| */ |
| public Conversation getNextConversation() { |
| final int pref = getAutoAdvanceSetting(mCachedSettings); |
| final boolean getNewer = (pref == AutoAdvance.NEWER && mTracker.hasNewer()); |
| final boolean getOlder = (pref == AutoAdvance.OLDER && mTracker.hasOlder()); |
| final Conversation next = getNewer ? mTracker.getNewer() : |
| (getOlder ? mTracker.getOlder() : null); |
| return next; |
| } |
| |
| @Override |
| public abstract void onActionComplete(); |
| } |
| |
| // Called from the FolderSelectionDialog after a user is done changing |
| // folders. |
| @Override |
| public void onFolderChangesCommit(ArrayList<Folder> folderChangeList) { |
| // Get currently active folder info and compare it to the list |
| // these conversations have been given; if they no longer contain |
| // the selected folder, delete them from the list. |
| HashSet<String> folderUris = new HashSet<String>(); |
| if (folderChangeList != null && !folderChangeList.isEmpty()) { |
| for (Folder f : folderChangeList) { |
| folderUris.add(f.uri.toString()); |
| } |
| } |
| final boolean destructiveChange = !folderUris.contains(mFolder.uri.toString()); |
| DestructiveActionListener listener = getFolderDestructiveActionListener(); |
| StringBuilder foldersUrisString = new StringBuilder(); |
| boolean first = true; |
| for (Folder f : folderChangeList) { |
| if (first) { |
| first = false; |
| } else { |
| foldersUrisString.append(','); |
| } |
| foldersUrisString.append(f.uri.toString()); |
| } |
| updateCurrentConversation(ConversationColumns.FOLDER_LIST, foldersUrisString.toString()); |
| updateCurrentConversation(ConversationColumns.RAW_FOLDERS, |
| Folder.getSerializedFolderString(mFolder, folderChangeList)); |
| // TODO: (mindyp): set ConversationColumns.RAW_FOLDERS like in |
| // SelectedConversationsActionMenu |
| if (destructiveChange) { |
| mCurrentConversation.localDeleteOnUpdate = true; |
| requestDelete(listener); |
| } else { |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList != null) { |
| convList.requestListRefresh(); |
| } |
| } |
| } |
| |
| protected abstract DestructiveActionListener getFolderDestructiveActionListener(); |
| |
| @Override |
| public void onRefreshRequired() { |
| if (mIsConversationListScrolling) { |
| LogUtils.d(LOG_TAG, "onRefreshRequired: delay until scrolling done"); |
| return; |
| } |
| // Refresh the query in the background |
| long now = System.currentTimeMillis(); |
| long sinceLastRefresh = now - mConversationListRefreshTime; |
| // if (sinceLastRefresh > CONVERSATION_LIST_THROTTLE_MS) { |
| if (getConversationListCursor().isRefreshRequired()) { |
| getConversationListCursor().refresh(); |
| mTracker.updateCursor(mConversationListCursor); |
| mConversationListRefreshTime = now; |
| } |
| // } else { |
| // long delay = CONVERSATION_LIST_THROTTLE_MS - sinceLastRefresh; |
| // LogUtils.d(LOG_TAG, "onRefreshRequired: delay for %sms", delay); |
| // mConversationListRefreshTask = new RefreshTimerTask(this, mHandler); |
| // mConversationListTimer.schedule(mConversationListRefreshTask, delay); |
| // } |
| } |
| |
| /** |
| * Called when the {@link ConversationCursor} is changed or has new data in it. |
| * <p> |
| * {@inheritDoc} |
| */ |
| @Override |
| public void onRefreshReady() { |
| final ArrayList<Integer> deletedRows = mConversationListCursor.getRefreshDeletions(); |
| // If we have any deletions from the server, and the conversations are in the list view, |
| // remove them from a selected set, if any |
| if (!deletedRows.isEmpty() && !mSelectedSet.isEmpty()) { |
| mSelectedSet.delete(deletedRows); |
| } |
| // If we have any deletions from the server, animate them away |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (!deletedRows.isEmpty() && convList != null) { |
| final AnimatedAdapter adapter = convList.getAnimatedAdapter(); |
| if (adapter != null) { |
| adapter.delete(deletedRows, this); |
| } |
| } if (!mIsConversationListScrolling) { |
| // Swap cursors |
| mConversationListCursor.sync(); |
| refreshAdapter(); |
| } |
| mTracker.updateCursor(mConversationListCursor); |
| } |
| |
| @Override |
| public void onDataSetChanged() { |
| refreshAdapter(); |
| } |
| |
| private void refreshAdapter() { |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList != null) { |
| final AnimatedAdapter adapter = convList.getAnimatedAdapter(); |
| if (adapter != null) { |
| adapter.notifyDataSetChanged(); |
| } |
| } |
| } |
| |
| /** |
| * This class handles throttled refresh of the conversation list |
| */ |
| static class RefreshTimerTask extends TimerTask { |
| final Handler mHandler; |
| final AbstractActivityController mController; |
| |
| RefreshTimerTask(AbstractActivityController controller, Handler handler) { |
| mHandler = handler; |
| mController = controller; |
| } |
| |
| @Override |
| public void run() { |
| mHandler.post(new Runnable() { |
| @Override |
| public void run() { |
| LogUtils.d(LOG_TAG, "Delay done... calling onRefreshRequired"); |
| mController.onRefreshRequired(); |
| }}); |
| } |
| } |
| |
| /** |
| * Cancel the refresh task, if it's running |
| */ |
| private void cancelRefreshTask () { |
| if (mConversationListRefreshTask != null) { |
| mConversationListRefreshTask.cancel(); |
| mConversationListRefreshTask = null; |
| } |
| } |
| |
| @Override |
| public void onScrollStateChanged(AbsListView view, int scrollState) { |
| boolean isScrolling = (scrollState != OnScrollListener.SCROLL_STATE_IDLE); |
| if (!isScrolling) { |
| ConversationCursor cc = getConversationListCursor(); |
| if (cc.isRefreshRequired()) { |
| LogUtils.d(LOG_TAG, "Stop scrolling: refresh"); |
| cc.refresh(); |
| } else if (cc.isRefreshReady()) { |
| LogUtils.d(LOG_TAG, "Stop scrolling: try sync"); |
| onRefreshReady(); |
| } |
| } |
| mIsConversationListScrolling = isScrolling; |
| } |
| |
| @Override |
| public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, |
| int totalItemCount) { |
| } |
| |
| @Override |
| public void onSetEmpty() { |
| } |
| |
| @Override |
| public void onSetPopulated(ConversationSelectionSet set) { |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList == null) { |
| return; |
| } |
| mCabActionMenu = new SelectedConversationsActionMenu(mActivity, set, |
| convList.getAnimatedAdapter(), this, this, |
| mAccount, mFolder, (SwipeableListView) convList.getListView()); |
| enableCabMode(); |
| } |
| |
| @Override |
| public void onSetChanged(ConversationSelectionSet set) { |
| // Do nothing. We don't care about changes to the set. |
| } |
| |
| @Override |
| public ConversationSelectionSet getSelectedSet() { |
| return mSelectedSet; |
| } |
| |
| /** |
| * Disable the Contextual Action Bar (CAB). The selected set is not changed. |
| */ |
| protected void disableCabMode() { |
| if (mCabActionMenu != null) { |
| mCabActionMenu.deactivate(); |
| } |
| } |
| |
| /** |
| * Re-enable the CAB menu if required. The selection set is not changed. |
| */ |
| protected void enableCabMode() { |
| if (mCabActionMenu != null) { |
| mCabActionMenu.activate(); |
| } |
| } |
| |
| @Override |
| public void onActionComplete() { |
| if (getConversationListCursor().isRefreshReady()) { |
| refreshAdapter(); |
| } |
| } |
| |
| @Override |
| public void startSearch() { |
| if (mAccount.supportsCapability(UIProvider.AccountCapabilities.LOCAL_SEARCH) |
| | mAccount.supportsCapability(UIProvider.AccountCapabilities.SERVER_SEARCH)) { |
| onSearchRequested(mActionBarView.getQuery()); |
| } else { |
| Toast.makeText(mActivity.getActivityContext(), mActivity.getActivityContext() |
| .getString(R.string.search_unsupported), Toast.LENGTH_SHORT).show(); |
| } |
| } |
| |
| @Override |
| public void exitSearchMode() { |
| if (mViewMode.getMode() == ViewMode.SEARCH_RESULTS_LIST) { |
| mActivity.finish(); |
| } |
| } |
| |
| /** |
| * Supports dragging conversations to a folder. |
| */ |
| @Override |
| public boolean supportsDrag(DragEvent event, Folder folder) { |
| return (folder != null |
| && event != null |
| && event.getClipDescription() != null |
| && folder.supportsCapability |
| (UIProvider.FolderCapabilities.CAN_ACCEPT_MOVED_MESSAGES) |
| && folder.supportsCapability |
| (UIProvider.FolderCapabilities.CAN_HOLD_MAIL) |
| && !mFolder.uri.equals(folder.uri)); |
| } |
| |
| /** |
| * Handles dropping conversations to a label. |
| */ |
| @Override |
| public void handleDrop(DragEvent event, final Folder folder) { |
| /* |
| * Expect clip data has form: [conversations_uri, conversationId1, |
| * maxMessageId1, label1, conversationId2, maxMessageId2, label2, ...] |
| */ |
| if (!supportsDrag(event, folder)) { |
| return; |
| } |
| ClipData data = event.getClipData(); |
| ArrayList<Integer> conversationPositions = Lists.newArrayList(); |
| for (int i = 1; i < data.getItemCount(); i += 3) { |
| int position = Integer.parseInt(data.getItemAt(i).getText().toString()); |
| conversationPositions.add(position); |
| } |
| final Collection<Conversation> conversations = mSelectedSet.values(); |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList == null) { |
| return; |
| } |
| convList.requestDelete(conversations, |
| new ActionCompleteListener() { |
| @Override |
| public void onActionComplete() { |
| AbstractActivityController.this.onActionComplete(); |
| ArrayList<Folder> changes = new ArrayList<Folder>(); |
| changes.add(folder); |
| Conversation.updateString(mContext, conversations, |
| ConversationColumns.FOLDER_LIST, folder.uri.toString()); |
| Conversation.updateString(mContext, conversations, |
| ConversationColumns.RAW_FOLDERS, |
| Folder.getSerializedFolderString(mFolder, changes)); |
| onUndoAvailable(new UndoOperation(conversations |
| .size(), R.id.change_folder)); |
| mSelectedSet.clear(); |
| } |
| }); |
| } |
| |
| @Override |
| public void onUndoCancel() { |
| mUndoBarView.hide(false); |
| } |
| |
| @Override |
| public void onTouchEvent(MotionEvent event) { |
| if (event.getAction() == MotionEvent.ACTION_DOWN) { |
| if (mUndoBarView != null && !mUndoBarView.isEventInUndo(event)) { |
| mUndoBarView.hide(true); |
| } |
| } |
| } |
| |
| private class ConversationListLoaderCallbacks implements |
| LoaderManager.LoaderCallbacks<ConversationCursor> { |
| |
| @Override |
| public Loader<ConversationCursor> onCreateLoader(int id, Bundle args) { |
| Loader<ConversationCursor> result = new ConversationCursorLoader((Activity) mActivity, |
| mAccount, UIProvider.CONVERSATION_PROJECTION, mFolder.conversationListUri); |
| return result; |
| } |
| |
| @Override |
| public void onLoadFinished(Loader<ConversationCursor> loader, ConversationCursor data) { |
| mConversationListCursor = data; |
| |
| // Call the method that updates things when values in the cursor change |
| if (mConversationListCursor.isRefreshReady()) { |
| onRefreshReady(); |
| } |
| |
| // Register the AbstractActivityController as a listener to changes in |
| // data in the cursor. |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList != null) { |
| convList.onCursorUpdated(); |
| if (!mConversationListenerAdded) { |
| // TODO(mindyp): when we move to the cursor loader, we need |
| // to add/remove the listener when we create/ destroy loaders. |
| mConversationListCursor |
| .addListener(AbstractActivityController.this); |
| convList.getListView().setOnScrollListener( |
| AbstractActivityController.this); |
| mConversationListenerAdded = true; |
| } |
| } |
| // Shown for search results in two-pane mode only. |
| if (shouldShowFirstConversation()) { |
| if (mConversationListCursor.getCount() > 0) { |
| mConversationListCursor.moveToPosition(0); |
| if (convList != null) { |
| convList.getListView().setItemChecked(0, true); |
| } |
| final Conversation conv = new Conversation(mConversationListCursor); |
| conv.position = 0; |
| onConversationSelected(conv); |
| } |
| } |
| } |
| |
| @Override |
| public void onLoaderReset(Loader<ConversationCursor> loader) { |
| final ConversationListFragment convList = getConversationListFragment(); |
| if (convList == null) { |
| return; |
| } |
| convList.onCursorUpdated(); |
| } |
| |
| } |
| } |