package com.fsck.k9.activity; import java.util.Collection; import java.util.List; import android.app.SearchManager; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences.Editor; import android.content.res.Configuration; import android.net.Uri; import android.os.Build; import android.os.Bundle; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentManager.OnBackStackChangedListener; import android.support.v4.app.FragmentTransaction; import android.util.Log; import android.view.KeyEvent; import android.view.MotionEvent; import android.view.View; import android.view.ViewGroup; import android.view.animation.AnimationUtils; import android.widget.ProgressBar; import android.widget.TextView; import android.widget.Toast; import com.actionbarsherlock.app.ActionBar; import com.actionbarsherlock.view.Menu; import com.actionbarsherlock.view.MenuItem; import com.fsck.k9.Account; import com.fsck.k9.Account.SortType; import com.fsck.k9.K9; import com.fsck.k9.K9.SplitViewMode; import com.fsck.k9.Preferences; import com.fsck.k9.R; import com.fsck.k9.activity.misc.SwipeGestureDetector.OnSwipeGestureListener; import com.fsck.k9.activity.setup.AccountSettings; import com.fsck.k9.activity.setup.FolderSettings; import com.fsck.k9.activity.setup.Prefs; import com.fsck.k9.crypto.PgpData; import com.fsck.k9.fragment.MessageListFragment; import com.fsck.k9.fragment.MessageViewFragment; import com.fsck.k9.fragment.MessageListFragment.MessageListFragmentListener; import com.fsck.k9.fragment.MessageViewFragment.MessageViewFragmentListener; import com.fsck.k9.mail.Message; import com.fsck.k9.mail.store.StorageManager; import com.fsck.k9.search.LocalSearch; import com.fsck.k9.search.SearchAccount; import com.fsck.k9.search.SearchSpecification; import com.fsck.k9.search.SearchSpecification.Attribute; import com.fsck.k9.search.SearchSpecification.Searchfield; import com.fsck.k9.search.SearchSpecification.SearchCondition; import com.fsck.k9.view.MessageHeader; import com.fsck.k9.view.MessageTitleView; import com.fsck.k9.view.ViewSwitcher; import com.fsck.k9.view.ViewSwitcher.OnSwitchCompleteListener; import de.cketti.library.changelog.ChangeLog; /** * MessageList is the primary user interface for the program. This Activity * shows a list of messages. * From this Activity the user can perform all standard message operations. */ public class MessageList extends K9FragmentActivity implements MessageListFragmentListener, MessageViewFragmentListener, OnBackStackChangedListener, OnSwipeGestureListener, OnSwitchCompleteListener { // for this activity private static final String EXTRA_SEARCH = "search"; private static final String EXTRA_NO_THREADING = "no_threading"; private static final String ACTION_SHORTCUT = "shortcut"; private static final String EXTRA_SPECIAL_FOLDER = "special_folder"; private static final String EXTRA_MESSAGE_REFERENCE = "message_reference"; // used for remote search public static final String EXTRA_SEARCH_ACCOUNT = "com.fsck.k9.search_account"; private static final String EXTRA_SEARCH_FOLDER = "com.fsck.k9.search_folder"; private static final String STATE_DISPLAY_MODE = "displayMode"; private static final String STATE_MESSAGE_LIST_WAS_DISPLAYED = "messageListWasDisplayed"; // Used for navigating to next/previous message private static final int PREVIOUS = 1; private static final int NEXT = 2; public static void actionDisplaySearch(Context context, SearchSpecification search, boolean noThreading, boolean newTask) { actionDisplaySearch(context, search, noThreading, newTask, true); } public static void actionDisplaySearch(Context context, SearchSpecification search, boolean noThreading, boolean newTask, boolean clearTop) { context.startActivity( intentDisplaySearch(context, search, noThreading, newTask, clearTop)); } public static Intent intentDisplaySearch(Context context, SearchSpecification search, boolean noThreading, boolean newTask, boolean clearTop) { Intent intent = new Intent(context, MessageList.class); intent.putExtra(EXTRA_SEARCH, search); intent.putExtra(EXTRA_NO_THREADING, noThreading); if (clearTop) { intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); } if (newTask) { intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); } return intent; } public static Intent shortcutIntent(Context context, String specialFolder) { Intent intent = new Intent(context, MessageList.class); intent.setAction(ACTION_SHORTCUT); intent.putExtra(EXTRA_SPECIAL_FOLDER, specialFolder); intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); return intent; } public static Intent actionDisplayMessageIntent(Context context, MessageReference messageReference) { Intent intent = new Intent(context, MessageList.class); intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); intent.putExtra(EXTRA_MESSAGE_REFERENCE, messageReference); return intent; } private enum DisplayMode { MESSAGE_LIST, MESSAGE_VIEW, SPLIT_VIEW } private StorageManager.StorageListener mStorageListener = new StorageListenerImplementation(); private ActionBar mActionBar; private View mActionBarMessageList; private View mActionBarMessageView; private MessageTitleView mActionBarSubject; private TextView mActionBarTitle; private TextView mActionBarSubTitle; private TextView mActionBarUnread; private Menu mMenu; private ViewGroup mMessageViewContainer; private View mMessageViewPlaceHolder; private MessageListFragment mMessageListFragment; private MessageViewFragment mMessageViewFragment; private int mFirstBackStackId = -1; private Account mAccount; private String mFolderName; private LocalSearch mSearch; private boolean mSingleFolderMode; private boolean mSingleAccountMode; private ProgressBar mActionBarProgress; private MenuItem mMenuButtonCheckMail; private View mActionButtonIndeterminateProgress; private int mLastDirection = (K9.messageViewShowNext()) ? NEXT : PREVIOUS; /** * {@code true} if the message list should be displayed as flat list (i.e. no threading) * regardless whether or not message threading was enabled in the settings. This is used for * filtered views, e.g. when only displaying the unread messages in a folder. */ private boolean mNoThreading; private DisplayMode mDisplayMode; private MessageReference mMessageReference; /** * {@code true} when the message list was displayed once. This is used in * {@link #onBackPressed()} to decide whether to go from the message view to the message list or * finish the activity. */ private boolean mMessageListWasDisplayed = false; private ViewSwitcher mViewSwitcher; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); if (UpgradeDatabases.actionUpgradeDatabases(this, getIntent())) { finish(); return; } if (useSplitView()) { setContentView(R.layout.split_message_list); } else { setContentView(R.layout.message_list); mViewSwitcher = (ViewSwitcher) findViewById(R.id.container); mViewSwitcher.setFirstInAnimation(AnimationUtils.loadAnimation(this, R.anim.slide_in_left)); mViewSwitcher.setFirstOutAnimation(AnimationUtils.loadAnimation(this, R.anim.slide_out_right)); mViewSwitcher.setSecondInAnimation(AnimationUtils.loadAnimation(this, R.anim.slide_in_right)); mViewSwitcher.setSecondOutAnimation(AnimationUtils.loadAnimation(this, R.anim.slide_out_left)); mViewSwitcher.setOnSwitchCompleteListener(this); } initializeActionBar(); // Enable gesture detection for MessageLists setupGestureDetector(this); if (!decodeExtras(getIntent())) { return; } findFragments(); initializeDisplayMode(savedInstanceState); initializeLayout(); initializeFragments(); displayViews(); ChangeLog cl = new ChangeLog(this); if (cl.isFirstRun()) { cl.getLogDialog().show(); } } @Override public void onNewIntent(Intent intent) { super.onNewIntent(intent); setIntent(intent); if (mFirstBackStackId >= 0) { getSupportFragmentManager().popBackStackImmediate(mFirstBackStackId, FragmentManager.POP_BACK_STACK_INCLUSIVE); mFirstBackStackId = -1; } removeMessageListFragment(); removeMessageViewFragment(); mMessageReference = null; mSearch = null; mFolderName = null; if (!decodeExtras(intent)) { return; } initializeDisplayMode(null); initializeFragments(); displayViews(); } /** * Get references to existing fragments if the activity was restarted. */ private void findFragments() { FragmentManager fragmentManager = getSupportFragmentManager(); mMessageListFragment = (MessageListFragment) fragmentManager.findFragmentById( R.id.message_list_container); mMessageViewFragment = (MessageViewFragment) fragmentManager.findFragmentById( R.id.message_view_container); } /** * Create fragment instances if necessary. * * @see #findFragments() */ private void initializeFragments() { FragmentManager fragmentManager = getSupportFragmentManager(); fragmentManager.addOnBackStackChangedListener(this); boolean hasMessageListFragment = (mMessageListFragment != null); if (!hasMessageListFragment) { FragmentTransaction ft = fragmentManager.beginTransaction(); mMessageListFragment = MessageListFragment.newInstance(mSearch, false, (K9.isThreadedViewEnabled() && !mNoThreading)); ft.add(R.id.message_list_container, mMessageListFragment); ft.commit(); } // Check if the fragment wasn't restarted and has a MessageReference in the arguments. If // so, open the referenced message. if (!hasMessageListFragment && mMessageViewFragment == null && mMessageReference != null) { openMessage(mMessageReference); } } /** * Set the initial display mode (message list, message view, or split view). * *

Note: * This method has to be called after {@link #findFragments()} because the result depends on * the availability of a {@link MessageViewFragment} instance. *

* * @param savedInstanceState * The saved instance state that was passed to the activity as argument to * {@link #onCreate(Bundle)}. May be {@code null}. */ private void initializeDisplayMode(Bundle savedInstanceState) { if (useSplitView()) { mDisplayMode = DisplayMode.SPLIT_VIEW; return; } if (savedInstanceState != null) { DisplayMode savedDisplayMode = (DisplayMode) savedInstanceState.getSerializable(STATE_DISPLAY_MODE); if (savedDisplayMode != DisplayMode.SPLIT_VIEW) { mDisplayMode = savedDisplayMode; return; } } if (mMessageViewFragment != null || mMessageReference != null) { mDisplayMode = DisplayMode.MESSAGE_VIEW; } else { mDisplayMode = DisplayMode.MESSAGE_LIST; } } private boolean useSplitView() { SplitViewMode splitViewMode = K9.getSplitViewMode(); int orientation = getResources().getConfiguration().orientation; return (splitViewMode == SplitViewMode.ALWAYS || (splitViewMode == SplitViewMode.WHEN_IN_LANDSCAPE && orientation == Configuration.ORIENTATION_LANDSCAPE)); } private void initializeLayout() { mMessageViewContainer = (ViewGroup) findViewById(R.id.message_view_container); mMessageViewPlaceHolder = getLayoutInflater().inflate(R.layout.empty_message_view, null); } private void displayViews() { switch (mDisplayMode) { case MESSAGE_LIST: { showMessageList(); break; } case MESSAGE_VIEW: { showMessageView(); break; } case SPLIT_VIEW: { mMessageListWasDisplayed = true; if (mMessageViewFragment == null) { showMessageViewPlaceHolder(); } else { MessageReference activeMessage = mMessageViewFragment.getMessageReference(); if (activeMessage != null) { mMessageListFragment.setActiveMessage(activeMessage); } } break; } } } private boolean decodeExtras(Intent intent) { String action = intent.getAction(); if (Intent.ACTION_VIEW.equals(action)) { Uri uri = intent.getData(); List segmentList = uri.getPathSegments(); String accountId = segmentList.get(0); Collection accounts = Preferences.getPreferences(this).getAvailableAccounts(); for (Account account : accounts) { if (String.valueOf(account.getAccountNumber()).equals(accountId)) { mMessageReference = new MessageReference(); mMessageReference.accountUuid = account.getUuid(); mMessageReference.folderName = segmentList.get(1); mMessageReference.uid = segmentList.get(2); break; } } } else if (ACTION_SHORTCUT.equals(action)) { // Handle shortcut intents String specialFolder = intent.getStringExtra(EXTRA_SPECIAL_FOLDER); if (SearchAccount.UNIFIED_INBOX.equals(specialFolder)) { mSearch = SearchAccount.createUnifiedInboxAccount(this).getRelatedSearch(); } else if (SearchAccount.ALL_MESSAGES.equals(specialFolder)) { mSearch = SearchAccount.createAllMessagesAccount(this).getRelatedSearch(); } } else if (intent.getStringExtra(SearchManager.QUERY) != null) { // check if this intent comes from the system search ( remote ) if (Intent.ACTION_SEARCH.equals(intent.getAction())) { //Query was received from Search Dialog String query = intent.getStringExtra(SearchManager.QUERY); mSearch = new LocalSearch(getString(R.string.search_results)); mSearch.setManualSearch(true); mNoThreading = true; mSearch.or(new SearchCondition(Searchfield.SENDER, Attribute.CONTAINS, query)); mSearch.or(new SearchCondition(Searchfield.SUBJECT, Attribute.CONTAINS, query)); mSearch.or(new SearchCondition(Searchfield.MESSAGE_CONTENTS, Attribute.CONTAINS, query)); Bundle appData = intent.getBundleExtra(SearchManager.APP_DATA); if (appData != null) { mSearch.addAccountUuid(appData.getString(EXTRA_SEARCH_ACCOUNT)); // searches started from a folder list activity will provide an account, but no folder if (appData.getString(EXTRA_SEARCH_FOLDER) != null) { mSearch.addAllowedFolder(appData.getString(EXTRA_SEARCH_FOLDER)); } } else { mSearch.addAccountUuid(LocalSearch.ALL_ACCOUNTS); } } } else { // regular LocalSearch object was passed mSearch = intent.getParcelableExtra(EXTRA_SEARCH); mNoThreading = intent.getBooleanExtra(EXTRA_NO_THREADING, false); } if (mMessageReference == null) { mMessageReference = intent.getParcelableExtra(EXTRA_MESSAGE_REFERENCE); } if (mMessageReference != null) { mSearch = new LocalSearch(); mSearch.addAccountUuid(mMessageReference.accountUuid); mSearch.addAllowedFolder(mMessageReference.folderName); } if (mSearch == null) { // We've most likely been started by an old unread widget String accountUuid = intent.getStringExtra("account"); String folderName = intent.getStringExtra("folder"); mSearch = new LocalSearch(folderName); mSearch.addAccountUuid((accountUuid == null) ? "invalid" : accountUuid); if (folderName != null) { mSearch.addAllowedFolder(folderName); } } Preferences prefs = Preferences.getPreferences(getApplicationContext()); String[] accountUuids = mSearch.getAccountUuids(); if (mSearch.searchAllAccounts()) { Account[] accounts = prefs.getAccounts(); mSingleAccountMode = (accounts.length == 1); if (mSingleAccountMode) { mAccount = accounts[0]; } } else { mSingleAccountMode = (accountUuids.length == 1); if (mSingleAccountMode) { mAccount = prefs.getAccount(accountUuids[0]); } } mSingleFolderMode = mSingleAccountMode && (mSearch.getFolderNames().size() == 1); if (mSingleAccountMode && (mAccount == null || !mAccount.isAvailable(this))) { Log.i(K9.LOG_TAG, "not opening MessageList of unavailable account"); onAccountUnavailable(); return false; } if (mSingleFolderMode) { mFolderName = mSearch.getFolderNames().get(0); } // now we know if we are in single account mode and need a subtitle mActionBarSubTitle.setVisibility((!mSingleFolderMode) ? View.GONE : View.VISIBLE); return true; } @Override public void onPause() { super.onPause(); StorageManager.getInstance(getApplication()).removeListener(mStorageListener); } @Override public void onResume() { super.onResume(); if (!(this instanceof Search)) { //necessary b/c no guarantee Search.onStop will be called before MessageList.onResume //when returning from search results Search.setActive(false); } if (mAccount != null && !mAccount.isAvailable(this)) { onAccountUnavailable(); return; } StorageManager.getInstance(getApplication()).addListener(mStorageListener); } @Override public void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); outState.putSerializable(STATE_DISPLAY_MODE, mDisplayMode); outState.putBoolean(STATE_MESSAGE_LIST_WAS_DISPLAYED, mMessageListWasDisplayed); } @Override public void onRestoreInstanceState(Bundle savedInstanceState) { mMessageListWasDisplayed = savedInstanceState.getBoolean(STATE_MESSAGE_LIST_WAS_DISPLAYED); } private void initializeActionBar() { mActionBar = getSupportActionBar(); mActionBar.setDisplayShowCustomEnabled(true); mActionBar.setCustomView(R.layout.actionbar_custom); View customView = mActionBar.getCustomView(); mActionBarMessageList = customView.findViewById(R.id.actionbar_message_list); mActionBarMessageView = customView.findViewById(R.id.actionbar_message_view); mActionBarSubject = (MessageTitleView) customView.findViewById(R.id.message_title_view); mActionBarTitle = (TextView) customView.findViewById(R.id.actionbar_title_first); mActionBarSubTitle = (TextView) customView.findViewById(R.id.actionbar_title_sub); mActionBarUnread = (TextView) customView.findViewById(R.id.actionbar_unread_count); mActionBarProgress = (ProgressBar) customView.findViewById(R.id.actionbar_progress); mActionButtonIndeterminateProgress = getLayoutInflater().inflate(R.layout.actionbar_indeterminate_progress_actionview, null); mActionBar.setDisplayHomeAsUpEnabled(true); } @Override public boolean dispatchKeyEvent(KeyEvent event) { boolean ret = false; if (KeyEvent.ACTION_DOWN == event.getAction()) { ret = onCustomKeyDown(event.getKeyCode(), event); } if (!ret) { ret = super.dispatchKeyEvent(event); } return ret; } @Override public void onBackPressed() { if (mDisplayMode == DisplayMode.MESSAGE_VIEW && mMessageListWasDisplayed) { showMessageList(); } else { super.onBackPressed(); } } /** * Handle hotkeys * *

* This method is called by {@link #dispatchKeyEvent(KeyEvent)} before any view had the chance * to consume this key event. *

* * @param keyCode * The value in {@code event.getKeyCode()}. * @param event * Description of the key event. * * @return {@code true} if this event was consumed. */ public boolean onCustomKeyDown(final int keyCode, final KeyEvent event) { switch (keyCode) { case KeyEvent.KEYCODE_VOLUME_UP: { if (mMessageViewFragment != null && mDisplayMode != DisplayMode.MESSAGE_LIST && K9.useVolumeKeysForNavigationEnabled()) { showPreviousMessage(); return true; } else if (mDisplayMode != DisplayMode.MESSAGE_VIEW && K9.useVolumeKeysForListNavigationEnabled()) { mMessageListFragment.onMoveUp(); return true; } break; } case KeyEvent.KEYCODE_VOLUME_DOWN: { if (mMessageViewFragment != null && mDisplayMode != DisplayMode.MESSAGE_LIST && K9.useVolumeKeysForNavigationEnabled()) { showNextMessage(); return true; } else if (mDisplayMode != DisplayMode.MESSAGE_VIEW && K9.useVolumeKeysForListNavigationEnabled()) { mMessageListFragment.onMoveDown(); return true; } break; } case KeyEvent.KEYCODE_C: { mMessageListFragment.onCompose(); return true; } case KeyEvent.KEYCODE_Q: { onShowFolderList(); return true; } case KeyEvent.KEYCODE_O: { mMessageListFragment.onCycleSort(); return true; } case KeyEvent.KEYCODE_I: { mMessageListFragment.onReverseSort(); return true; } case KeyEvent.KEYCODE_DEL: case KeyEvent.KEYCODE_D: { if (mDisplayMode == DisplayMode.MESSAGE_LIST) { mMessageListFragment.onDelete(); } else if (mMessageViewFragment != null) { mMessageViewFragment.onDelete(); } return true; } case KeyEvent.KEYCODE_S: { mMessageListFragment.toggleMessageSelect(); return true; } case KeyEvent.KEYCODE_G: { if (mDisplayMode == DisplayMode.MESSAGE_LIST) { mMessageListFragment.onToggleFlagged(); } else if (mMessageViewFragment != null) { mMessageViewFragment.onToggleFlagged(); } return true; } case KeyEvent.KEYCODE_M: { if (mDisplayMode == DisplayMode.MESSAGE_LIST) { mMessageListFragment.onMove(); } else if (mMessageViewFragment != null) { mMessageViewFragment.onMove(); } return true; } case KeyEvent.KEYCODE_V: { if (mDisplayMode == DisplayMode.MESSAGE_LIST) { mMessageListFragment.onArchive(); } else if (mMessageViewFragment != null) { mMessageViewFragment.onArchive(); } return true; } case KeyEvent.KEYCODE_Y: { if (mDisplayMode == DisplayMode.MESSAGE_LIST) { mMessageListFragment.onCopy(); } else if (mMessageViewFragment != null) { mMessageViewFragment.onCopy(); } return true; } case KeyEvent.KEYCODE_Z: { if (mDisplayMode == DisplayMode.MESSAGE_LIST) { mMessageListFragment.onToggleRead(); } else if (mMessageViewFragment != null) { mMessageViewFragment.onToggleRead(); } return true; } case KeyEvent.KEYCODE_F: { if (mMessageViewFragment != null) { mMessageViewFragment.onForward(); } return true; } case KeyEvent.KEYCODE_A: { if (mMessageViewFragment != null) { mMessageViewFragment.onReplyAll(); } return true; } case KeyEvent.KEYCODE_R: { if (mMessageViewFragment != null) { mMessageViewFragment.onReply(); } return true; } case KeyEvent.KEYCODE_J: case KeyEvent.KEYCODE_P: { if (mMessageViewFragment != null) { showPreviousMessage(); } return true; } case KeyEvent.KEYCODE_N: case KeyEvent.KEYCODE_K: { if (mMessageViewFragment != null) { showNextMessage(); } return true; } /* FIXME case KeyEvent.KEYCODE_Z: { mMessageViewFragment.zoom(event); return true; }*/ case KeyEvent.KEYCODE_H: { Toast toast = Toast.makeText(this, R.string.message_list_help_key, Toast.LENGTH_LONG); toast.show(); return true; } } return false; } @Override public boolean onKeyUp(int keyCode, KeyEvent event) { // Swallow these events too to avoid the audible notification of a volume change if (K9.useVolumeKeysForListNavigationEnabled()) { if ((keyCode == KeyEvent.KEYCODE_VOLUME_UP) || (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN)) { if (K9.DEBUG) Log.v(K9.LOG_TAG, "Swallowed key up."); return true; } } return super.onKeyUp(keyCode, event); } private void onAccounts() { Accounts.listAccounts(this); finish(); } private void onShowFolderList() { FolderList.actionHandleAccount(this, mAccount); finish(); } private void onEditPrefs() { Prefs.actionPrefs(this); } private void onEditAccount() { AccountSettings.actionSettings(this, mAccount); } @Override public boolean onSearchRequested() { return mMessageListFragment.onSearchRequested(); } @Override public boolean onOptionsItemSelected(MenuItem item) { int itemId = item.getItemId(); switch (itemId) { case android.R.id.home: { goBack(); return true; } case R.id.compose: { mMessageListFragment.onCompose(); return true; } case R.id.toggle_message_view_theme: { onToggleTheme(); return true; } // MessageList case R.id.check_mail: { mMessageListFragment.checkMail(); return true; } case R.id.set_sort_date: { mMessageListFragment.changeSort(SortType.SORT_DATE); return true; } case R.id.set_sort_arrival: { mMessageListFragment.changeSort(SortType.SORT_ARRIVAL); return true; } case R.id.set_sort_subject: { mMessageListFragment.changeSort(SortType.SORT_SUBJECT); return true; } case R.id.set_sort_sender: { mMessageListFragment.changeSort(SortType.SORT_SENDER); return true; } case R.id.set_sort_flag: { mMessageListFragment.changeSort(SortType.SORT_FLAGGED); return true; } case R.id.set_sort_unread: { mMessageListFragment.changeSort(SortType.SORT_UNREAD); return true; } case R.id.set_sort_attach: { mMessageListFragment.changeSort(SortType.SORT_ATTACHMENT); return true; } case R.id.select_all: { mMessageListFragment.selectAll(); return true; } case R.id.app_settings: { onEditPrefs(); return true; } case R.id.account_settings: { onEditAccount(); return true; } case R.id.search: { mMessageListFragment.onSearchRequested(); return true; } case R.id.search_remote: { mMessageListFragment.onRemoteSearch(); return true; } case R.id.mark_all_as_read: { mMessageListFragment.markAllAsRead(); return true; } // MessageView case R.id.next_message: { showNextMessage(); return true; } case R.id.previous_message: { showPreviousMessage(); return true; } case R.id.delete: { mMessageViewFragment.onDelete(); return true; } case R.id.reply: { mMessageViewFragment.onReply(); return true; } case R.id.reply_all: { mMessageViewFragment.onReplyAll(); return true; } case R.id.forward: { mMessageViewFragment.onForward(); return true; } case R.id.share: { mMessageViewFragment.onSendAlternate(); return true; } case R.id.toggle_unread: { mMessageViewFragment.onToggleRead(); return true; } case R.id.archive: { mMessageViewFragment.onArchive(); return true; } case R.id.spam: { mMessageViewFragment.onSpam(); return true; } case R.id.move: { mMessageViewFragment.onMove(); return true; } case R.id.copy: { mMessageViewFragment.onCopy(); return true; } case R.id.select_text: { mMessageViewFragment.onSelectText(); return true; } case R.id.show_headers: case R.id.hide_headers: { mMessageViewFragment.onToggleAllHeadersView(); updateMenu(); return true; } } if (!mSingleFolderMode) { // None of the options after this point are "safe" for search results //TODO: This is not true for "unread" and "starred" searches in regular folders return false; } switch (itemId) { case R.id.send_messages: { mMessageListFragment.onSendPendingMessages(); return true; } case R.id.folder_settings: { if (mFolderName != null) { FolderSettings.actionSettings(this, mAccount, mFolderName); } return true; } case R.id.expunge: { mMessageListFragment.onExpunge(); return true; } default: { return super.onOptionsItemSelected(item); } } } @Override public boolean onCreateOptionsMenu(Menu menu) { getSupportMenuInflater().inflate(R.menu.message_list_option, menu); mMenu = menu; mMenuButtonCheckMail= menu.findItem(R.id.check_mail); return true; } @Override public boolean onPrepareOptionsMenu(Menu menu) { configureMenu(menu); return true; } /** * Hide menu items not appropriate for the current context. * *

Note: * Please adjust the comments in {@code res/menu/message_list_option.xml} if you change the * visibility of a menu item in this method. *

* * @param menu * The {@link Menu} instance that should be modified. May be {@code null}; in that case * the method does nothing and immediately returns. */ private void configureMenu(Menu menu) { if (menu == null) { return; } // Set visibility of account/folder settings menu items if (mMessageListFragment == null) { menu.findItem(R.id.account_settings).setVisible(false); menu.findItem(R.id.folder_settings).setVisible(false); } else { menu.findItem(R.id.account_settings).setVisible( mMessageListFragment.isSingleAccountMode()); menu.findItem(R.id.folder_settings).setVisible( mMessageListFragment.isSingleFolderMode()); } /* * Set visibility of menu items related to the message view */ if (mDisplayMode == DisplayMode.MESSAGE_LIST || mMessageViewFragment == null || !mMessageViewFragment.isInitialized()) { menu.findItem(R.id.next_message).setVisible(false); menu.findItem(R.id.previous_message).setVisible(false); menu.findItem(R.id.delete).setVisible(false); menu.findItem(R.id.single_message_options).setVisible(false); menu.findItem(R.id.refile).setVisible(false); menu.findItem(R.id.toggle_unread).setVisible(false); menu.findItem(R.id.select_text).setVisible(false); menu.findItem(R.id.toggle_message_view_theme).setVisible(false); menu.findItem(R.id.show_headers).setVisible(false); menu.findItem(R.id.hide_headers).setVisible(false); } else { // hide prev/next buttons in split mode if (mDisplayMode != DisplayMode.MESSAGE_VIEW) { menu.findItem(R.id.next_message).setVisible(false); menu.findItem(R.id.previous_message).setVisible(false); } else { MessageReference ref = mMessageViewFragment.getMessageReference(); boolean initialized = (mMessageListFragment != null && mMessageListFragment.isLoadFinished()); boolean canDoPrev = (initialized && !mMessageListFragment.isFirst(ref)); boolean canDoNext = (initialized && !mMessageListFragment.isLast(ref)); MenuItem prev = menu.findItem(R.id.previous_message); prev.setEnabled(canDoPrev); prev.getIcon().setAlpha(canDoPrev ? 255 : 127); MenuItem next = menu.findItem(R.id.next_message); next.setEnabled(canDoNext); next.getIcon().setAlpha(canDoNext ? 255 : 127); } MenuItem toggleTheme = menu.findItem(R.id.toggle_message_view_theme); if (K9.useFixedMessageViewTheme()) { toggleTheme.setVisible(false); } else { // Set title of menu item to switch to dark/light theme if (K9.getK9MessageViewTheme() == K9.Theme.DARK) { toggleTheme.setTitle(R.string.message_view_theme_action_light); } else { toggleTheme.setTitle(R.string.message_view_theme_action_dark); } toggleTheme.setVisible(true); } // Set title of menu item to toggle the read state of the currently displayed message if (mMessageViewFragment.isMessageRead()) { menu.findItem(R.id.toggle_unread).setTitle(R.string.mark_as_unread_action); } else { menu.findItem(R.id.toggle_unread).setTitle(R.string.mark_as_read_action); } menu.findItem(R.id.copy).setVisible(mMessageViewFragment.isCopyCapable()); // Jellybean has built-in long press selection support menu.findItem(R.id.select_text).setVisible(Build.VERSION.SDK_INT < 16); if (mMessageViewFragment.isMoveCapable()) { menu.findItem(R.id.move).setVisible(true); menu.findItem(R.id.archive).setVisible(mMessageViewFragment.canMessageBeArchived()); menu.findItem(R.id.spam).setVisible(mMessageViewFragment.canMessageBeMovedToSpam()); } else { menu.findItem(R.id.move).setVisible(false); menu.findItem(R.id.archive).setVisible(false); menu.findItem(R.id.spam).setVisible(false); } if (mMessageViewFragment.allHeadersVisible()) { menu.findItem(R.id.show_headers).setVisible(false); } else { menu.findItem(R.id.hide_headers).setVisible(false); } } /* * Set visibility of menu items related to the message list */ // Hide both search menu items by default and enable one when appropriate menu.findItem(R.id.search).setVisible(false); menu.findItem(R.id.search_remote).setVisible(false); if (mDisplayMode == DisplayMode.MESSAGE_VIEW || mMessageListFragment == null || !mMessageListFragment.isInitialized()) { menu.findItem(R.id.check_mail).setVisible(false); menu.findItem(R.id.set_sort).setVisible(false); menu.findItem(R.id.select_all).setVisible(false); menu.findItem(R.id.send_messages).setVisible(false); menu.findItem(R.id.expunge).setVisible(false); menu.findItem(R.id.mark_all_as_read).setVisible(false); } else { menu.findItem(R.id.set_sort).setVisible(true); menu.findItem(R.id.select_all).setVisible(true); menu.findItem(R.id.mark_all_as_read).setVisible( mMessageListFragment.isMarkAllAsReadSupported()); if (!mMessageListFragment.isSingleAccountMode()) { menu.findItem(R.id.expunge).setVisible(false); menu.findItem(R.id.send_messages).setVisible(false); } else { menu.findItem(R.id.send_messages).setVisible(mMessageListFragment.isOutbox()); menu.findItem(R.id.expunge).setVisible(mMessageListFragment.isRemoteFolder() && mMessageListFragment.isAccountExpungeCapable()); } menu.findItem(R.id.check_mail).setVisible(mMessageListFragment.isCheckMailSupported()); // If this is an explicit local search, show the option to search on the server if (!mMessageListFragment.isRemoteSearch() && mMessageListFragment.isRemoteSearchAllowed()) { menu.findItem(R.id.search_remote).setVisible(true); } else if (!mMessageListFragment.isManualSearch()) { menu.findItem(R.id.search).setVisible(true); } } } protected void onAccountUnavailable() { finish(); // TODO inform user about account unavailability using Toast Accounts.listAccounts(this); } public void setActionBarTitle(String title) { mActionBarTitle.setText(title); } public void setActionBarSubTitle(String subTitle) { mActionBarSubTitle.setText(subTitle); } public void setActionBarUnread(int unread) { if (unread == 0) { mActionBarUnread.setVisibility(View.GONE); } else { mActionBarUnread.setVisibility(View.VISIBLE); mActionBarUnread.setText(Integer.toString(unread)); } } @Override public void setMessageListTitle(String title) { setActionBarTitle(title); } @Override public void setMessageListSubTitle(String subTitle) { setActionBarSubTitle(subTitle); } @Override public void setUnreadCount(int unread) { setActionBarUnread(unread); } @Override public void setMessageListProgress(int progress) { setSupportProgress(progress); } @Override public void openMessage(MessageReference messageReference) { Preferences prefs = Preferences.getPreferences(getApplicationContext()); Account account = prefs.getAccount(messageReference.accountUuid); String folderName = messageReference.folderName; if (folderName.equals(account.getDraftsFolderName())) { MessageCompose.actionEditDraft(this, messageReference); } else { mMessageViewContainer.removeView(mMessageViewPlaceHolder); if (mMessageListFragment != null) { mMessageListFragment.setActiveMessage(messageReference); } MessageViewFragment fragment = MessageViewFragment.newInstance(messageReference); FragmentTransaction ft = getSupportFragmentManager().beginTransaction(); ft.replace(R.id.message_view_container, fragment); mMessageViewFragment = fragment; ft.commit(); if (mDisplayMode != DisplayMode.SPLIT_VIEW) { showMessageView(); } } invalidateOptionsMenu(); } @Override public void onResendMessage(Message message) { MessageCompose.actionEditDraft(this, message.makeMessageReference()); } @Override public void onForward(Message message) { MessageCompose.actionForward(this, message.getFolder().getAccount(), message, null); } @Override public void onReply(Message message) { MessageCompose.actionReply(this, message.getFolder().getAccount(), message, false, null); } @Override public void onReplyAll(Message message) { MessageCompose.actionReply(this, message.getFolder().getAccount(), message, true, null); } @Override public void onCompose(Account account) { MessageCompose.actionCompose(this, account); } @Override public void showMoreFromSameSender(String senderAddress) { LocalSearch tmpSearch = new LocalSearch("From " + senderAddress); tmpSearch.addAccountUuids(mSearch.getAccountUuids()); tmpSearch.and(Searchfield.SENDER, senderAddress, Attribute.CONTAINS); MessageListFragment fragment = MessageListFragment.newInstance(tmpSearch, false, false); addMessageListFragment(fragment, true); } @Override public void onBackStackChanged() { findFragments(); if (mDisplayMode == DisplayMode.SPLIT_VIEW) { showMessageViewPlaceHolder(); } configureMenu(mMenu); } @Override public void onSwipeRightToLeft(MotionEvent e1, MotionEvent e2) { if (mMessageListFragment != null && mDisplayMode != DisplayMode.MESSAGE_VIEW) { mMessageListFragment.onSwipeRightToLeft(e1, e2); } } @Override public void onSwipeLeftToRight(MotionEvent e1, MotionEvent e2) { if (mMessageListFragment != null && mDisplayMode != DisplayMode.MESSAGE_VIEW) { mMessageListFragment.onSwipeLeftToRight(e1, e2); } } private final class StorageListenerImplementation implements StorageManager.StorageListener { @Override public void onUnmount(String providerId) { if (mAccount != null && providerId.equals(mAccount.getLocalStorageProviderId())) { runOnUiThread(new Runnable() { @Override public void run() { onAccountUnavailable(); } }); } } @Override public void onMount(String providerId) { // no-op } } private void addMessageListFragment(MessageListFragment fragment, boolean addToBackStack) { FragmentTransaction ft = getSupportFragmentManager().beginTransaction(); ft.replace(R.id.message_list_container, fragment); if (addToBackStack) ft.addToBackStack(null); mMessageListFragment = fragment; int transactionId = ft.commit(); if (transactionId >= 0 && mFirstBackStackId < 0) { mFirstBackStackId = transactionId; } } @Override public boolean startSearch(Account account, String folderName) { // If this search was started from a MessageList of a single folder, pass along that folder info // so that we can enable remote search. if (account != null && folderName != null) { final Bundle appData = new Bundle(); appData.putString(EXTRA_SEARCH_ACCOUNT, account.getUuid()); appData.putString(EXTRA_SEARCH_FOLDER, folderName); startSearch(null, false, appData, false); } else { // TODO Handle the case where we're searching from within a search result. startSearch(null, false, null, false); } return true; } @Override public void showThread(Account account, String folderName, long threadRootId) { showMessageViewPlaceHolder(); LocalSearch tmpSearch = new LocalSearch(); tmpSearch.addAccountUuid(account.getUuid()); tmpSearch.and(Searchfield.THREAD_ID, String.valueOf(threadRootId), Attribute.EQUALS); MessageListFragment fragment = MessageListFragment.newInstance(tmpSearch, true, false); addMessageListFragment(fragment, true); } private void showMessageViewPlaceHolder() { removeMessageViewFragment(); // Add placeholder view if necessary if (mMessageViewPlaceHolder.getParent() == null) { mMessageViewContainer.addView(mMessageViewPlaceHolder); } mMessageListFragment.setActiveMessage(null); } /** * Remove MessageViewFragment if necessary. */ private void removeMessageViewFragment() { if (mMessageViewFragment != null) { FragmentTransaction ft = getSupportFragmentManager().beginTransaction(); ft.remove(mMessageViewFragment); mMessageViewFragment = null; ft.commit(); showDefaultTitleView(); } } private void removeMessageListFragment() { FragmentTransaction ft = getSupportFragmentManager().beginTransaction(); ft.remove(mMessageListFragment); mMessageListFragment = null; ft.commit(); } @Override public void remoteSearchStarted() { // Remove action button for remote search configureMenu(mMenu); } @Override public void goBack() { FragmentManager fragmentManager = getSupportFragmentManager(); if (mDisplayMode == DisplayMode.MESSAGE_VIEW) { showMessageList(); } else if (fragmentManager.getBackStackEntryCount() > 0) { fragmentManager.popBackStack(); } else if (mMessageListFragment.isManualSearch()) { finish(); } else if (!mSingleFolderMode) { onAccounts(); } else { onShowFolderList(); } } @Override public void enableActionBarProgress(boolean enable) { if (mMenuButtonCheckMail != null && mMenuButtonCheckMail.isVisible()) { mActionBarProgress.setVisibility(ProgressBar.GONE); if (enable) { mMenuButtonCheckMail .setActionView(mActionButtonIndeterminateProgress); } else { mMenuButtonCheckMail.setActionView(null); } } else { if (mMenuButtonCheckMail != null) mMenuButtonCheckMail.setActionView(null); if (enable) { mActionBarProgress.setVisibility(ProgressBar.VISIBLE); } else { mActionBarProgress.setVisibility(ProgressBar.GONE); } } } private void restartActivity() { // restart the current activity, so that the theme change can be applied if (Build.VERSION.SDK_INT < 11) { Intent intent = getIntent(); intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION); finish(); overridePendingTransition(0, 0); // disable animations to speed up the switch startActivity(intent); overridePendingTransition(0, 0); } else { recreate(); } } @Override public void displayMessageSubject(String subject) { if (mDisplayMode == DisplayMode.MESSAGE_VIEW) { mActionBarSubject.setText(subject); } } @Override public void onReply(Message message, PgpData pgpData) { MessageCompose.actionReply(this, mAccount, message, false, pgpData.getDecryptedData()); } @Override public void onReplyAll(Message message, PgpData pgpData) { MessageCompose.actionReply(this, mAccount, message, true, pgpData.getDecryptedData()); } @Override public void onForward(Message mMessage, PgpData mPgpData) { MessageCompose.actionForward(this, mAccount, mMessage, mPgpData.getDecryptedData()); } @Override public void showNextMessageOrReturn() { if (K9.messageViewReturnToList() || !showLogicalNextMessage()) { if (mDisplayMode == DisplayMode.SPLIT_VIEW) { showMessageViewPlaceHolder(); } else { showMessageList(); } } } /** * Shows the next message in the direction the user was displaying messages. * * @return {@code true} */ private boolean showLogicalNextMessage() { boolean result = false; if (mLastDirection == NEXT) { result = showNextMessage(); } else if (mLastDirection == PREVIOUS) { result = showPreviousMessage(); } if (!result) { result = showNextMessage() || showPreviousMessage(); } return result; } @Override public void setProgress(boolean enable) { setSupportProgressBarIndeterminateVisibility(enable); } @Override public void messageHeaderViewAvailable(MessageHeader header) { mActionBarSubject.setMessageHeader(header); } private boolean showNextMessage() { MessageReference ref = mMessageViewFragment.getMessageReference(); if (ref != null) { if (mMessageListFragment.openNext(ref)) { mLastDirection = NEXT; return true; } } return false; } private boolean showPreviousMessage() { MessageReference ref = mMessageViewFragment.getMessageReference(); if (ref != null) { if (mMessageListFragment.openPrevious(ref)) { mLastDirection = PREVIOUS; return true; } } return false; } private void showMessageList() { mMessageListWasDisplayed = true; mDisplayMode = DisplayMode.MESSAGE_LIST; mViewSwitcher.showFirstView(); mMessageListFragment.setActiveMessage(null); showDefaultTitleView(); configureMenu(mMenu); } private void showMessageView() { mDisplayMode = DisplayMode.MESSAGE_VIEW; if (!mMessageListWasDisplayed) { mViewSwitcher.setAnimateFirstView(false); } mViewSwitcher.showSecondView(); showMessageTitleView(); configureMenu(mMenu); } @Override public void updateMenu() { invalidateOptionsMenu(); } @Override public void disableDeleteAction() { mMenu.findItem(R.id.delete).setEnabled(false); } private void onToggleTheme() { if (K9.getK9MessageViewTheme() == K9.Theme.DARK) { K9.setK9MessageViewThemeSetting(K9.Theme.LIGHT); } else { K9.setK9MessageViewThemeSetting(K9.Theme.DARK); } new Thread(new Runnable() { @Override public void run() { Context appContext = getApplicationContext(); Preferences prefs = Preferences.getPreferences(appContext); Editor editor = prefs.getPreferences().edit(); K9.save(editor); editor.commit(); } }).start(); restartActivity(); } private void showDefaultTitleView() { mActionBarMessageView.setVisibility(View.GONE); mActionBarMessageList.setVisibility(View.VISIBLE); if (mMessageListFragment != null) { mMessageListFragment.updateTitle(); } mActionBarSubject.setMessageHeader(null); } private void showMessageTitleView() { mActionBarMessageList.setVisibility(View.GONE); mActionBarMessageView.setVisibility(View.VISIBLE); if (mMessageViewFragment != null) { displayMessageSubject(null); mMessageViewFragment.updateTitle(); } } @Override public void onSwitchComplete(int displayedChild) { if (displayedChild == 0) { removeMessageViewFragment(); } } }