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[Dictionary.git] / src / com / hughes / android / dictionary / DictionaryActivity.java
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-package com.hughes.android.dictionary;
+// Copyright 2011 Google Inc. All Rights Reserved.
+// Some Parts Copyright 2013 Dominik Köppl
+// 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.
 
-import java.io.File;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.PrintWriter;
-import java.io.RandomAccessFile;
-import java.text.SimpleDateFormat;
-import java.util.Arrays;
-import java.util.Date;
-import java.util.concurrent.Executor;
-import java.util.concurrent.Executors;
-import java.util.concurrent.atomic.AtomicBoolean;
+package com.hughes.android.dictionary;
 
-import android.app.ListActivity;
+import android.annotation.SuppressLint;
+import android.app.Dialog;
+import android.app.SearchManager;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
-import android.content.SharedPreferences.Editor;
+import android.content.pm.PackageManager;
+import android.database.Cursor;
+import android.database.MatrixCursor;
+import android.graphics.Color;
 import android.graphics.Typeface;
+import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
-import android.preference.PreferenceManager;
+import android.support.v7.preference.PreferenceManager;
+import android.speech.tts.TextToSpeech;
+import android.speech.tts.TextToSpeech.OnInitListener;
+import android.support.annotation.NonNull;
+import android.support.design.widget.FloatingActionButton;
+import android.support.v4.view.MenuItemCompat;
+import android.support.v4.widget.CursorAdapter;
+import android.support.v7.app.ActionBar;
+import android.support.v7.app.AppCompatActivity;
+import android.support.v7.widget.SearchView;
+import android.support.v7.widget.SearchView.OnQueryTextListener;
+import android.support.v7.widget.Toolbar;
 import android.text.ClipboardManager;
-import android.text.Editable;
+import android.text.InputType;
 import android.text.Spannable;
-import android.text.TextWatcher;
+import android.text.SpannableString;
+import android.text.method.LinkMovementMethod;
+import android.text.style.ClickableSpan;
 import android.text.style.StyleSpan;
+import android.util.DisplayMetrics;
 import android.util.Log;
+import android.util.TypedValue;
 import android.view.ContextMenu;
+import android.view.ContextMenu.ContextMenuInfo;
+import android.view.Gravity;
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.ContextMenu.ContextMenuInfo;
 import android.view.MenuItem.OnMenuItemClickListener;
+import android.view.MotionEvent;
+import android.view.View;
 import android.view.View.OnClickListener;
+import android.view.View.OnLongClickListener;
+import android.view.ViewGroup;
+import android.view.WindowManager;
+import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.AdapterView;
+import android.widget.AdapterView.AdapterContextMenuInfo;
+import android.widget.AdapterView.OnItemClickListener;
+import android.widget.AutoCompleteTextView;
 import android.widget.BaseAdapter;
 import android.widget.Button;
-import android.widget.EditText;
+import android.widget.FrameLayout;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.ImageView.ScaleType;
+import android.widget.LinearLayout;
+import android.widget.ListAdapter;
 import android.widget.ListView;
 import android.widget.TableLayout;
 import android.widget.TableRow;
 import android.widget.TextView;
 import android.widget.Toast;
 
-import com.hughes.android.dictionary.Dictionary.IndexEntry;
-import com.hughes.android.dictionary.Dictionary.LanguageData;
-import com.hughes.android.dictionary.Dictionary.Row;
-import com.ibm.icu.text.Collator;
-
-public class DictionaryActivity extends ListActivity {
-  
-  // TO DO:
-  // * Download latest dicts.
-  //   * http://ftp.tu-chemnitz.de/pub/Local/urz/ding/de-en-devel/
-  //   * http://www1.dict.cc/translation_file_request.php?l=e
-  // * Compress all the strings everywhere, put compression table in file.
-  // Done:
-  // * Only one way to way for current search to end. (won't do).
-
-  static final String LOG = "QuickDic";
-  static final String PREF_DICT_ACTIVE_LANG = "DICT_DIR_PREF";
-  static final String PREF_ACTIVE_SEARCH_TEXT = "ACTIVE_WORD_PREF";
-
-  // package for test.
-  final Handler uiHandler = new Handler();
-  private final Executor searchExecutor = Executors.newSingleThreadExecutor();
-
-  EditText searchText;
-  Button langButton;
-  int lastSelectedRow = 0;  // TODO: I'm evil.
-
-  private boolean prefsMightHaveChanged = true;
-
-  // Never null.
-  private File wordList;
-  private RandomAccessFile dictRaf = null;
-  private Dictionary dictionary = null;
-  private boolean saveOnlyFirstSubentry = false;
-
-  // Visible for testing.
-  LanguageListAdapter languageList = null;
-  private SearchOperation searchOperation = null;
-  
-  public DictionaryActivity() {
-
-    searchExecutor.execute(new Runnable() {
-      public void run() {
-        final long startMillis = System.currentTimeMillis();
-        for (final String lang : Arrays.asList("EN", "DE")) {
-          Language.lookup(lang).getFindCollator(); 
-          final Collator c = Language.lookup(lang).getSortCollator(); 
-          if (c.compare("pre-print", "preppy") >= 0) {
-            Log.e(LOG, c.getClass() + " is buggy, lookups may not work properly.");
-          }
-        }
-        Log.d(LOG, "Loading collators took:" + (System.currentTimeMillis() - startMillis));
-      }
-    });
+import com.hughes.android.dictionary.DictionaryInfo.IndexInfo;
+import com.hughes.android.dictionary.engine.Dictionary;
+import com.hughes.android.dictionary.engine.EntrySource;
+import com.hughes.android.dictionary.engine.HtmlEntry;
+import com.hughes.android.dictionary.engine.Index;
+import com.hughes.android.dictionary.engine.Index.IndexEntry;
+import com.hughes.android.dictionary.engine.PairEntry;
+import com.hughes.android.dictionary.engine.PairEntry.Pair;
+import com.hughes.android.dictionary.engine.RowBase;
+import com.hughes.android.dictionary.engine.TokenRow;
+import com.hughes.android.dictionary.engine.TransliteratorManager;
+import com.hughes.android.util.IntentLauncher;
+import com.hughes.android.util.NonLinkClickableSpan;
+import com.hughes.util.StringUtil;
 
-  }
-
-  /** Called when the activity is first created. */
-  @Override
-  public void onCreate(Bundle savedInstanceState) {
-    super.onCreate(savedInstanceState);
-    Log.d(LOG, "onCreate:" + this);
-
-    try {
-      initDictionaryAndPrefs();
-    } catch (Exception e) {
-      return;
-    }
-
-    // UI init.
-
-    setContentView(R.layout.main);
-    searchText = (EditText) findViewById(R.id.SearchText);
-    langButton = (Button) findViewById(R.id.LangButton);
-    
-    Log.d(LOG, "adding text changed listener");
-    searchText.addTextChangedListener(new SearchTextWatcher());
-    
-    getListView().setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
-      public void onItemSelected(AdapterView<?> arg0, View arg1, int row,
-          long arg3) {
-        setSelectedRow(row);
-      }
-      public void onNothingSelected(AdapterView<?> arg0) {
-      }
-    });
-    
-    getListView().setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() {
-      public boolean onItemLongClick(AdapterView<?> arg0, View arg1, int row,
-          long arg3) {
-        setSelectedRow(row);
-        return false;
-      }
-    });
-    
-    final Button clearSearchTextButton = (Button) findViewById(R.id.ClearSearchTextButton);
-    clearSearchTextButton.setOnClickListener(new OnClickListener() {
-      public void onClick(View v) {
-        onClearSearchTextButton(clearSearchTextButton);
-      }
-    });
-    clearSearchTextButton.setVisibility(PreferenceManager.getDefaultSharedPreferences(this).getBoolean(
-        getString(R.string.showClearSearchTextButtonKey), true) ? View.VISIBLE
-        : View.GONE);
-    
-    final Button langButton = (Button) findViewById(R.id.LangButton);
-    langButton.setOnClickListener(new OnClickListener() {
-      public void onClick(View v) {
-        onLanguageButton();
-      }
-    });
-    
-    final Button upButton = (Button) findViewById(R.id.UpButton);
-    upButton.setOnClickListener(new OnClickListener() {
-      public void onClick(View v) {
-        onUpButton();
-      }
-    });
-    final Button downButton = (Button) findViewById(R.id.DownButton);
-    downButton.setOnClickListener(new OnClickListener() {
-      public void onClick(View v) {
-        onDownButton();
-      }
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.io.RandomAccessFile;
+import java.nio.channels.FileChannel;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Locale;
+import java.util.Random;
+import java.util.Set;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class DictionaryActivity extends AppCompatActivity {
+
+    private static final String LOG = "QuickDic";
+
+    private DictionaryApplication application;
+
+    private File dictFile = null;
+    private FileChannel dictRaf = null;
+    private String dictFileTitleName = null;
+
+    private Dictionary dictionary = null;
+
+    private int indexIndex = 0;
+
+    private Index index = null;
+
+    private List<RowBase> rowsToShow = null; // if not null, just show these rows.
+
+    private final Random rand = new Random();
+
+    private final Handler uiHandler = new Handler();
+
+    private final ExecutorService searchExecutor = Executors.newSingleThreadExecutor(new ThreadFactory() {
+        @Override
+        public Thread newThread(@NonNull Runnable r) {
+            return new Thread(r, "searchExecutor");
+        }
     });
 
-    // ContextMenu.
-    registerForContextMenu(getListView());
-
-    updateLangButton();
-  }
-  
-  private void initDictionaryAndPrefs() throws Exception {
-    if (!prefsMightHaveChanged) {
-      return;
-    }
-    closeCurrentDictionary();
-    
-    final SharedPreferences prefs = PreferenceManager
-        .getDefaultSharedPreferences(this);
-    wordList = new File(prefs.getString(getString(R.string.wordListFileKey),
-        getString(R.string.wordListFileDefault)));
-    Log.d(LOG, "wordList=" + wordList);
-    
-    saveOnlyFirstSubentry = prefs.getBoolean(getString(R.string.saveOnlyFirstSubentryKey), false);
-
-    final File dictFile = new File(prefs.getString(getString(R.string.dictFileKey),
-        getString(R.string.dictFileDefault)));
-    Log.d(LOG, "dictFile=" + dictFile);
-    
-    try {
-      if (!dictFile.canRead()) {
-        throw new IOException("Unable to read dictionary file.");
-      }
-      
-      dictRaf = new RandomAccessFile(dictFile, "r");
-      final long startMillis = System.currentTimeMillis();
-      dictionary = new Dictionary(dictRaf);
-      Log.d(LOG, "Read dictionary millis: " + (System.currentTimeMillis() - startMillis));
-    } catch (IOException e) {
-      Log.e(LOG, "Couldn't open dictionary.", e);
-      this.startActivity(new Intent(this, NoDictionaryActivity.class));
-      finish();
-      throw new Exception(e);
-    }
-    
-    final byte lang = prefs.getInt(PREF_DICT_ACTIVE_LANG, SimpleEntry.LANG1) == SimpleEntry.LANG1 ? SimpleEntry.LANG1
-        : SimpleEntry.LANG2;
-    
-    languageList = new LanguageListAdapter(dictionary.languageDatas[lang]);
-    setListAdapter(languageList);
-    prefsMightHaveChanged = false;
-  }
-
-  @Override
-  public void onResume() {
-    super.onResume();
-    Log.d(LOG, "onResume:" + this);
-
-    try {
-      initDictionaryAndPrefs();
-    } catch (Exception e) {
-      return;
-    }
-    
-    final SharedPreferences prefs = PreferenceManager
-        .getDefaultSharedPreferences(this);
-    final String searchTextString = prefs
-        .getString(PREF_ACTIVE_SEARCH_TEXT, "");
-    searchText.setText(searchTextString);
-    getListView().requestFocus();
-    onSearchTextChange(searchTextString);
-  }
-
-  @Override
-  public void onPause() {
-    super.onPause();
-    Log.d(LOG, "onPause:" + this);
-    final Editor prefs = PreferenceManager.getDefaultSharedPreferences(this)
-        .edit();
-    prefs.putInt(PREF_DICT_ACTIVE_LANG, languageList.languageData.lang);
-    prefs.putString(PREF_ACTIVE_SEARCH_TEXT, searchText.getText().toString());
-    prefs.commit();
-  }
-
-  @Override
-  public void onStop() {
-    super.onStop();
-    Log.d(LOG, "onStop:" + this);
-    if (isFinishing()) {
-      Log.i(LOG, "isFinishing()==true, closing dictionary.");
-      closeCurrentDictionary();
-    }
-  }
-
-  private void closeCurrentDictionary() {
-    Log.i(LOG, "closeCurrentDictionary");
-    if (dictionary == null) {
-      return;
-    }
-    waitForSearchEnd();
-    languageList = null;
-    setListAdapter(null);
-    Log.d(LOG, "setListAdapter finished.");
-    dictionary = null;
-    try {
-      if (dictRaf != null) {
-        dictRaf.close();
-      }
-    } catch (IOException e) {
-      throw new RuntimeException(e);
-    }
-    dictRaf = null;
-  }
-
-  public String getSelectedRowRawText(final boolean onlyFirstSubentry) {
-    final Row row = languageList.languageData.rows.get(getSelectedRow());
-    return languageList.languageData.rowToString(row, onlyFirstSubentry);
-  }
-
-  // ----------------------------------------------------------------
-  // OptionsMenu
-  // ----------------------------------------------------------------
-
-  private MenuItem switchLanguageMenuItem = null;
-
-  @Override
-  public boolean onCreateOptionsMenu(final Menu menu) {
-    switchLanguageMenuItem = menu.add(getString(R.string.switchToLanguage));
-    switchLanguageMenuItem
-        .setOnMenuItemClickListener(new OnMenuItemClickListener() {
-          public boolean onMenuItemClick(final MenuItem menuItem) {
-            onLanguageButton();
-            return false;
-          }
+    private SearchOperation currentSearchOperation = null;
+    private final int MAX_SEARCH_HISTORY = 10;
+    private final ArrayList<String> searchHistory = new ArrayList<>(MAX_SEARCH_HISTORY);
+    private MatrixCursor searchHistoryCursor = new MatrixCursor(new String[] {"_id", "search"});
+
+    private TextToSpeech textToSpeech;
+    private volatile boolean ttsReady;
+
+    private Typeface typeface;
+    private DictionaryApplication.Theme theme = DictionaryApplication.Theme.LIGHT;
+    private int textColorFg = Color.BLACK;
+    private int fontSizeSp;
+
+    private ListView listView;
+    private ListView getListView() {
+        if (listView == null) {
+            listView = (ListView)findViewById(android.R.id.list);
+        }
+        return listView;
+    }
+
+    private void setListAdapter(ListAdapter adapter) {
+        getListView().setAdapter(adapter);
+    }
+
+    private ListAdapter getListAdapter() {
+        return getListView().getAdapter();
+    }
+
+    private SearchView searchView;
+    private AutoCompleteTextView searchTextView;
+    private ImageButton languageButton;
+    private SearchView.OnQueryTextListener onQueryTextListener;
+
+    private MenuItem nextWordMenuItem;
+    private MenuItem previousWordMenuItem;
+
+    // Never null.
+    private File wordList = null;
+    private boolean saveOnlyFirstSubentry = false;
+    private boolean clickOpensContextMenu = false;
+
+    // Visible for testing.
+    private ListAdapter indexAdapter = null;
+
+    /**
+     * For some languages, loading the transliterators used in this search takes
+     * a long time, so we fire it up on a different thread, and don't invoke it
+     * from the main thread until it's already finished once.
+     */
+    private volatile boolean indexPrepFinished = false;
+
+    public DictionaryActivity() {
+    }
+
+    public static Intent getLaunchIntent(Context c, final File dictFile, final String indexShortName,
+                                         final String searchToken) {
+        final Intent intent = new Intent(c, DictionaryActivity.class);
+        intent.putExtra(C.DICT_FILE, dictFile.getPath());
+        intent.putExtra(C.INDEX_SHORT_NAME, indexShortName);
+        intent.putExtra(C.SEARCH_TOKEN, searchToken);
+        intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
+        return intent;
+    }
+
+    @Override
+    protected void onSaveInstanceState(final Bundle outState) {
+        super.onSaveInstanceState(outState);
+        Log.d(LOG, "onSaveInstanceState: " + searchView.getQuery().toString());
+        outState.putString(C.INDEX_SHORT_NAME, index.shortName);
+        outState.putString(C.SEARCH_TOKEN, searchView.getQuery().toString());
+        outState.putStringArrayList(C.SEARCH_HISTORY, searchHistory);
+    }
+
+    private int getMatchLen(String search, Index.IndexEntry e) {
+        if (e == null) return 0;
+        for (int i = 0; i < search.length(); ++i) {
+            String a = search.substring(0, i + 1);
+            String b = e.token.substring(0, i + 1);
+            if (!a.equalsIgnoreCase(b))
+                return i;
+        }
+        return search.length();
+    }
+
+    private void dictionaryOpenFail(Exception e) {
+        Log.e(LOG, "Unable to load dictionary.", e);
+        if (dictRaf != null) {
+            indexAdapter = null;
+            setListAdapter(null);
+            try {
+                dictRaf.close();
+            } catch (IOException e1) {
+                Log.e(LOG, "Unable to close dictRaf.", e1);
+            }
+            dictRaf = null;
+        }
+        if (!isFinishing())
+            Toast.makeText(this, getString(R.string.invalidDictionary, "", e.getMessage()),
+                           Toast.LENGTH_LONG).show();
+        startActivity(DictionaryManagerActivity.getLaunchIntent(getApplicationContext()));
+        finish();
+    }
+
+    private void saveSearchHistory() {
+        final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
+        final SharedPreferences.Editor ed = prefs.edit();
+        for (int i = 0; i < searchHistory.size(); i++) {
+            ed.putString("history" + i, searchHistory.get(i));
+        }
+        ed.remove("history" + searchHistory.size());
+        ed.apply();
+    }
+
+    private void addToSearchHistory() {
+        addToSearchHistory(searchView.getQuery().toString());
+    }
+
+    private void addToSearchHistory(String text) {
+        if (text == null || text.isEmpty()) return;
+        int exists = searchHistory.indexOf(text);
+        if (exists >= 0) searchHistory.remove(exists);
+        else if (searchHistory.size() >= MAX_SEARCH_HISTORY) searchHistory.remove(searchHistory.size() - 1);
+        searchHistory.add(0, text);
+        searchHistoryCursor = new MatrixCursor(new String[] {"_id", "search"});
+        for (int i = 0; i < searchHistory.size(); i++) {
+            final Object[] row = {i, searchHistory.get(i)};
+            searchHistoryCursor.addRow(row);
+        }
+        if (searchView.getSuggestionsAdapter().getCursor() != null) {
+            searchView.getSuggestionsAdapter().swapCursor(searchHistoryCursor);
+            searchView.getSuggestionsAdapter().notifyDataSetChanged();
+        }
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        DictionaryApplication.INSTANCE.init(getApplicationContext());
+        application = DictionaryApplication.INSTANCE;
+        // This needs to be before super.onCreate, otherwise ActionbarSherlock
+        // doesn't makes the background of the actionbar white when you're
+        // in the dark theme.
+        setTheme(application.getSelectedTheme().themeId);
+
+        Log.d(LOG, "onCreate:" + this);
+        super.onCreate(savedInstanceState);
+
+        final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
+
+        // Don't auto-launch if this fails.
+        prefs.edit().remove(C.DICT_FILE).remove(C.INDEX_SHORT_NAME).commit();
+
+        setContentView(R.layout.dictionary_activity);
+
+        theme = application.getSelectedTheme();
+        textColorFg = getResources().getColor(theme.tokenRowFgColor);
+
+        if (dictRaf != null) {
+            try {
+                dictRaf.close();
+            } catch (IOException e) {
+                Log.e(LOG, "Failed to close dictionary", e);
+            }
+            dictRaf = null;
+        }
+
+        final Intent intent = getIntent();
+        String intentAction = intent.getAction();
+        /*
+          @author Dominik Köppl Querying the Intent
+         *         com.hughes.action.ACTION_SEARCH_DICT is the advanced query
+         *         Arguments: SearchManager.QUERY -> the phrase to search from
+         *         -> language in which the phrase is written to -> to which
+         *         language shall be translated
+         */
+        if ("com.hughes.action.ACTION_SEARCH_DICT".equals(intentAction)) {
+            String query = intent.getStringExtra(SearchManager.QUERY);
+            String from = intent.getStringExtra("from");
+            if (from != null)
+                from = from.toLowerCase(Locale.US);
+            String to = intent.getStringExtra("to");
+            if (to != null)
+                to = to.toLowerCase(Locale.US);
+            if (query != null) {
+                getIntent().putExtra(C.SEARCH_TOKEN, query);
+            }
+            if (intent.getStringExtra(C.DICT_FILE) == null && (from != null || to != null)) {
+                Log.d(LOG, "DictSearch: from: " + from + " to " + to);
+                List<DictionaryInfo> dicts = application.getDictionariesOnDevice(null);
+                for (DictionaryInfo info : dicts) {
+                    boolean hasFrom = from == null;
+                    boolean hasTo = to == null;
+                    for (IndexInfo index : info.indexInfos) {
+                        if (!hasFrom && index.shortName.toLowerCase(Locale.US).equals(from))
+                            hasFrom = true;
+                        if (!hasTo && index.shortName.toLowerCase(Locale.US).equals(to))
+                            hasTo = true;
+                    }
+                    if (hasFrom && hasTo) {
+                        if (from != null) {
+                            int which_index = 0;
+                            for (; which_index < info.indexInfos.size(); ++which_index) {
+                                if (info.indexInfos.get(which_index).shortName.toLowerCase(
+                                            Locale.US).equals(from))
+                                    break;
+                            }
+                            intent.putExtra(C.INDEX_SHORT_NAME,
+                                            info.indexInfos.get(which_index).shortName);
+
+                        }
+                        intent.putExtra(C.DICT_FILE, application.getPath(info.uncompressedFilename)
+                                        .toString());
+                        break;
+                    }
+                }
+
+            }
+        }
+        /*
+          @author Dominik Köppl Querying the Intent Intent.ACTION_SEARCH is a
+         *         simple query Arguments follow from android standard (see
+         *         documentation)
+         */
+        if (intentAction != null && intentAction.equals(Intent.ACTION_SEARCH)) {
+            String query = intent.getStringExtra(SearchManager.QUERY);
+            if (query != null)
+                getIntent().putExtra(C.SEARCH_TOKEN, query);
+        }
+        if (intentAction != null && intentAction.equals(Intent.ACTION_SEND)) {
+            String query = intent.getStringExtra(Intent.EXTRA_TEXT);
+            if (query != null)
+                getIntent().putExtra(C.SEARCH_TOKEN, query);
+        }
+        /*
+         * This processes text on M+ devices where QuickDic shows up in the context menu.
+         */
+        if (intentAction != null && intentAction.equals(Intent.ACTION_PROCESS_TEXT)) {
+            String query = intent.getStringExtra(Intent.EXTRA_PROCESS_TEXT);
+            if (query != null) {
+                getIntent().putExtra(C.SEARCH_TOKEN, query);
+            }
+        }
+        // Support opening dictionary file directly
+        if (intentAction != null && intentAction.equals(Intent.ACTION_VIEW)) {
+            Uri uri = intent.getData();
+            intent.putExtra(C.DICT_FILE, uri.toString());
+            dictFileTitleName = uri.getLastPathSegment();
+            try {
+                dictRaf = getContentResolver().openAssetFileDescriptor(uri, "r").createInputStream().getChannel();
+            } catch (Exception e) {
+                dictionaryOpenFail(e);
+                return;
+            }
+        }
+        /*
+          @author Dominik Köppl If no dictionary is chosen, use the default
+         *         dictionary specified in the preferences If this step does
+         *         fail (no default dictionary specified), show a toast and
+         *         abort.
+         */
+        if (intent.getStringExtra(C.DICT_FILE) == null) {
+            String dictfile = prefs.getString(getString(R.string.defaultDicKey), null);
+            if (dictfile != null)
+                intent.putExtra(C.DICT_FILE, application.getPath(dictfile).toString());
+        }
+        String dictFilename = intent.getStringExtra(C.DICT_FILE);
+        if (dictFilename == null && intent.getStringExtra(C.SEARCH_TOKEN) != null) {
+            final List<DictionaryInfo> dics = application.getDictionariesOnDevice(null);
+            final String search = intent.getStringExtra(C.SEARCH_TOKEN);
+            String bestFname = null;
+            String bestIndex = null;
+            int bestMatchLen = 2; // ignore shorter matches
+            AtomicBoolean dummy = new AtomicBoolean();
+            for (int i = 0; dictFilename == null && i < dics.size(); ++i) {
+                try {
+                    Log.d(LOG, "Checking dictionary " + dics.get(i).uncompressedFilename);
+                    final File dictfile = application.getPath(dics.get(i).uncompressedFilename);
+                    Dictionary dic = new Dictionary(new RandomAccessFile(dictfile, "r").getChannel());
+                    for (int j = 0; j < dic.indices.size(); ++j) {
+                        Index idx = dic.indices.get(j);
+                        Log.d(LOG, "Checking index " + idx.shortName);
+                        if (idx.findExact(search) != null) {
+                            Log.d(LOG, "Found exact match");
+                            dictFilename = dictfile.toString();
+                            intent.putExtra(C.INDEX_SHORT_NAME, idx.shortName);
+                            break;
+                        }
+                        int matchLen = getMatchLen(search, idx.findInsertionPoint(search, dummy));
+                        Log.d(LOG, "Found partial match length " + matchLen);
+                        if (matchLen > bestMatchLen) {
+                            bestFname = dictfile.toString();
+                            bestIndex = idx.shortName;
+                            bestMatchLen = matchLen;
+                        }
+                    }
+                } catch (Exception e) {}
+            }
+            if (dictFilename == null && bestFname != null) {
+                dictFilename = bestFname;
+                intent.putExtra(C.INDEX_SHORT_NAME, bestIndex);
+            }
+        }
+
+        if (dictFilename == null) {
+            if (!isFinishing())
+                Toast.makeText(this, getString(R.string.no_dict_file), Toast.LENGTH_LONG).show();
+            startActivity(DictionaryManagerActivity.getLaunchIntent(getApplicationContext()));
+            finish();
+            return;
+        }
+        if (dictRaf == null)
+            dictFile = new File(dictFilename);
+
+        ttsReady = false;
+        textToSpeech = new TextToSpeech(getApplicationContext(), new OnInitListener() {
+            @Override
+            public void onInit(int status) {
+                ttsReady = true;
+                updateTTSLanguage(indexIndex);
+            }
         });
 
-    final MenuItem preferences = menu.add(getString(R.string.preferences));
-    preferences.setOnMenuItemClickListener(new OnMenuItemClickListener() {
-      public boolean onMenuItemClick(final MenuItem menuItem) {
-        prefsMightHaveChanged = true;
-        startActivity(new Intent(DictionaryActivity.this,
-            PreferenceActivity.class));
-        return false;
-      }
-    });
+        try {
+            if (dictRaf == null) {
+                dictFileTitleName = application.getDictionaryName(dictFile.getName());
+                dictRaf = new RandomAccessFile(dictFile, "r").getChannel();
+            }
+            this.setTitle("QuickDic: " + dictFileTitleName);
+            dictionary = new Dictionary(dictRaf);
+        } catch (Exception e) {
+            dictionaryOpenFail(e);
+            return;
+        }
+        String targetIndex = intent.getStringExtra(C.INDEX_SHORT_NAME);
+        if (savedInstanceState != null && savedInstanceState.getString(C.INDEX_SHORT_NAME) != null) {
+            targetIndex = savedInstanceState.getString(C.INDEX_SHORT_NAME);
+        }
+        indexIndex = 0;
+        for (int i = 0; i < dictionary.indices.size(); ++i) {
+            if (dictionary.indices.get(i).shortName.equals(targetIndex)) {
+                indexIndex = i;
+                break;
+            }
+        }
+        Log.d(LOG, "Loading index " + indexIndex);
+        index = dictionary.indices.get(indexIndex);
+        getListView().setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
+        getListView().setEmptyView(findViewById(android.R.id.empty));
+        getListView().setOnItemClickListener(new OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int row, long id) {
+                onListItemClick(getListView(), view, row, id);
+            }
+        });
 
-    final MenuItem about = menu.add(getString(R.string.about));
-    about.setOnMenuItemClickListener(new OnMenuItemClickListener() {
-      public boolean onMenuItemClick(final MenuItem menuItem) {
-        final Intent intent = new Intent().setClassName(AboutActivity.class
-            .getPackage().getName(), AboutActivity.class.getCanonicalName());
-        final String currentDictInfo;
-        if (dictionary == null) {
-          currentDictInfo = getString(R.string.noDictLoaded);
+        setListAdapter(new IndexAdapter(index));
+
+        // Pre-load the Transliterator (will spawn its own thread)
+        TransliteratorManager.init(new TransliteratorManager.Callback() {
+            @Override
+            public void onTransliteratorReady() {
+                uiHandler.post(new Runnable() {
+                    @Override
+                    public void run() {
+                        onSearchTextChange(searchView.getQuery().toString());
+                    }
+                });
+            }
+        }, DictionaryApplication.threadBackground);
+
+        // Pre-load the collators.
+        new Thread(new Runnable() {
+            public void run() {
+                android.os.Process.setThreadPriority(android.os.Process.THREAD_PRIORITY_LESS_FAVORABLE);
+                final long startMillis = System.currentTimeMillis();
+                try {
+                    for (final Index index : dictionary.indices) {
+                        final String searchToken = index.sortedIndexEntries.get(0).token;
+                        final IndexEntry entry = index.findExact(searchToken);
+                        if (entry == null || !searchToken.equals(entry.token)) {
+                            Log.e(LOG, "Couldn't find token: " + searchToken + ", " + (entry == null ? "null" : entry.token));
+                        }
+                    }
+                    indexPrepFinished = true;
+                } catch (Exception e) {
+                    Log.w(LOG,
+                          "Exception while prepping.  This can happen if dictionary is closed while search is happening.");
+                }
+                Log.d(LOG, "Prepping indices took:" + (System.currentTimeMillis() - startMillis));
+            }
+        }).start();
+
+        String fontName = prefs.getString(getString(R.string.fontKey), "FreeSerif.otf.jpg");
+        switch (fontName) {
+            case "SYSTEM":
+                typeface = Typeface.DEFAULT;
+                break;
+            case "SERIF":
+                typeface = Typeface.SERIF;
+                break;
+            case "SANS_SERIF":
+                typeface = Typeface.SANS_SERIF;
+                break;
+            case "MONOSPACE":
+                typeface = Typeface.MONOSPACE;
+                break;
+            default:
+                if ("FreeSerif.ttf.jpg".equals(fontName)) {
+                    fontName = "FreeSerif.otf.jpg";
+                }
+                try {
+                    typeface = Typeface.createFromAsset(getAssets(), fontName);
+                } catch (Exception e) {
+                    Log.w(LOG, "Exception trying to use typeface, using default.", e);
+                    if (!isFinishing())
+                        Toast.makeText(this, getString(R.string.fontFailure, e.getLocalizedMessage()),
+                                Toast.LENGTH_LONG).show();
+                }
+                break;
+        }
+        if (typeface == null) {
+            Log.w(LOG, "Unable to create typeface, using default.");
+            typeface = Typeface.DEFAULT;
+        }
+        final String fontSize = prefs.getString(getString(R.string.fontSizeKey), "14");
+        try {
+            fontSizeSp = Integer.parseInt(fontSize.trim());
+        } catch (NumberFormatException e) {
+            fontSizeSp = 14;
+        }
+
+        // ContextMenu.
+        registerForContextMenu(getListView());
+
+        // Cache some prefs.
+        wordList = application.getWordListFile();
+        saveOnlyFirstSubentry = prefs.getBoolean(getString(R.string.saveOnlyFirstSubentryKey),
+                                false);
+        clickOpensContextMenu = prefs.getBoolean(getString(R.string.clickOpensContextMenuKey),
+                                !getPackageManager().hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN));
+        Log.d(LOG, "wordList=" + wordList + ", saveOnlyFirstSubentry=" + saveOnlyFirstSubentry);
+
+        onCreateSetupActionBarAndSearchView();
+
+        View floatSwapButton = findViewById(R.id.floatSwapButton);
+        floatSwapButton.setOnLongClickListener(new OnLongClickListener() {
+            @Override
+            public boolean onLongClick(View v) {
+                onLanguageButtonLongClick(v.getContext());
+                return true;
+            }
+        });
+
+        // Set the search text from the intent, then the saved state.
+        String text = getIntent().getStringExtra(C.SEARCH_TOKEN);
+        if (savedInstanceState != null) {
+            text = savedInstanceState.getString(C.SEARCH_TOKEN);
+        }
+        if (text == null) {
+            text = "";
+        }
+
+        searchView.setOnSuggestionListener(new SearchView.OnSuggestionListener() {
+            @Override
+            public boolean onSuggestionSelect(int position) {
+                return false;
+            }
+
+            @Override
+            public boolean onSuggestionClick(int position) {
+                String h = searchHistory.get(position);
+                addToSearchHistory(h);
+                setSearchText(h, true);
+                return true;
+            }
+        });
+        searchView.setSuggestionsAdapter(new CursorAdapter(this, text.isEmpty() ? searchHistoryCursor : null, 0) {
+            @Override
+            public View newView(Context context, Cursor c, ViewGroup p) {
+                TextView v = new TextView(context);
+                v.setTextColor(textColorFg);
+                v.setTypeface(typeface);
+                v.setTextSize(TypedValue.COMPLEX_UNIT_SP, 4 * fontSizeSp / 3);
+                return v;
+            }
+            @Override
+            public void bindView(View v, Context context, Cursor c) {
+                TextView t = (TextView)v;
+                t.setText(c.getString(1));
+            }
+        });
+
+        // Set up search history
+        ArrayList<String> savedHistory = null;
+        if (savedInstanceState != null) savedHistory = savedInstanceState.getStringArrayList(C.SEARCH_HISTORY);
+        if (savedHistory != null && !savedHistory.isEmpty()) {
         } else {
-          final LanguageData lang0 = dictionary.languageDatas[0];
-          final LanguageData lang1 = dictionary.languageDatas[1];
-          currentDictInfo = getString(R.string.aboutText, dictionary.dictionaryInfo, dictionary.entries.size(), 
-              lang0.language.symbol, lang0.sortedIndex.size(), lang0.rows.size(),
-              lang1.language.symbol, lang1.sortedIndex.size(), lang1.rows.size());
-        }
-        intent.putExtra(AboutActivity.CURRENT_DICT_INFO, currentDictInfo
-            .toString());
-        startActivity(intent);
-        return false;
-      }
-    });
+            savedHistory = new ArrayList<>();
+            for (int i = 0; i < MAX_SEARCH_HISTORY; i++) {
+                String h = prefs.getString("history" + i, null);
+                if (h == null) break;
+                savedHistory.add(h);
+            }
+        }
+        for (int i = savedHistory.size() - 1; i >= 0; i--) {
+            addToSearchHistory(savedHistory.get(i));
+        }
+        addToSearchHistory(text);
 
-    final MenuItem download = menu.add(getString(R.string.downloadDictionary));
-    download.setOnMenuItemClickListener(new OnMenuItemClickListener() {
-      public boolean onMenuItemClick(final MenuItem menuItem) {
-        prefsMightHaveChanged = true;
-        startDownloadDictActivity(DictionaryActivity.this);
-        return false;
-      }
-    });
+        setSearchText(text, true);
+        Log.d(LOG, "Trying to restore searchText=" + text);
 
-    return true;
-  }
-
-  @Override
-  public boolean onPrepareOptionsMenu(final Menu menu) {
-    switchLanguageMenuItem.setTitle(getString(R.string.switchToLanguage,
-        dictionary.languageDatas[SimpleEntry
-            .otherLang(languageList.languageData.lang)].language.symbol));
-    return super.onPrepareOptionsMenu(menu);
-  }
-  
-  void updateLangButton() {
-    langButton.setText(languageList.languageData.language.symbol);
-  }
-
-  // ----------------------------------------------------------------
-  // Event handlers.
-  // ----------------------------------------------------------------
-  
-  void onLanguageButton() {
-    waitForSearchEnd();
-    languageList = new LanguageListAdapter(
-        dictionary.languageDatas[(languageList.languageData == dictionary.languageDatas[0]) ? 1
-            : 0]);
-    Log.d(LOG, "onLanguageButton, newLang=" + languageList.languageData.language.symbol);
-    setListAdapter(languageList);
-    updateLangButton();
-    onSearchTextChange(searchText.getText().toString());
-  }
-
-  void onUpButton() {
-    final int destRowIndex = languageList.languageData.getPrevTokenRow(getSelectedRow());
-    Log.d(LOG, "onUpButton, destRowIndex=" + destRowIndex);
-    jumpToRow(languageList, destRowIndex);
-  }
-
-  void onDownButton() {
-    final int destRowIndex = languageList.languageData.getNextTokenRow(getSelectedRow());
-    Log.d(LOG, "onDownButton, destRowIndex=" + destRowIndex);
-    jumpToRow(languageList, destRowIndex);
-  }
-
-  void onAppendToWordList() {
-    final int row = getSelectedRow();
-    if (row < 0) {
-      return;
-    }
-    final StringBuilder rawText = new StringBuilder();
-    final String word = languageList.languageData.getIndexEntryForRow(row).word;
-    rawText.append(
-        new SimpleDateFormat("yyyy.MM.dd HH:mm:ss").format(new Date()))
-        .append("\t");
-    rawText.append(word).append("\t");
-    rawText.append(getSelectedRowRawText(saveOnlyFirstSubentry));
-    Log.d(LOG, "Writing : " + rawText);
-    try {
-      wordList.getParentFile().mkdirs();
-      final PrintWriter out = new PrintWriter(
-          new FileWriter(wordList, true));
-      out.println(rawText.toString());
-      out.close();
-    } catch (IOException e) {
-      Log.e(LOG, "Unable to append to " + wordList.getAbsolutePath(), e);
-      Toast.makeText(this, getString(R.string.failedAddingToWordList, wordList.getAbsolutePath()), Toast.LENGTH_LONG);
-    }
-    return;
-  }
-
-  void onCopy() {
-    final int row = getSelectedRow();
-    if (row < 0) {
-      return;
-    }
-    Log.d(LOG, "Copy." + DictionaryActivity.this.getSelectedRow());
-    final StringBuilder result = new StringBuilder();
-    result.append(getSelectedRowRawText(false));
-    final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
-    clipboardManager.setText(result.toString());
-    Log.d(LOG, "Copied: " + result);
-  }
-
-  @Override
-  public boolean onKeyDown(int keyCode, KeyEvent event) {
-    if (event.getUnicodeChar() != 0) {
-      if (!searchText.hasFocus()) {
-        searchText.setText("" + (char) event.getUnicodeChar());
-        onSearchTextChange(searchText.getText().toString());
-        searchText.requestFocus();
-      }
-      return true;
-    }
-    return super.onKeyDown(keyCode, event);
-  }
-
-  @Override
-  protected void onListItemClick(ListView l, View v, int row, long id) {
-    setSelectedRow(row);
-    openContextMenu(getListView());
-  }
-
-  void onSearchTextChange(final String searchText) {
-    Log.d(LOG, "onSearchTextChange: " + searchText);
-    synchronized (this) {
-      searchOperation = new SearchOperation(languageList, searchText.trim(), searchOperation);
-      searchExecutor.execute(searchOperation);
-    }
-  }
-
-  private void onClearSearchTextButton(final Button clearSearchTextButton) {
-    clearSearchTextButton.requestFocus();
-    searchText.setText("");
-    searchText.requestFocus();
-    Log.d(LOG, "Trying to show soft keyboard.");
-    final InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
-    manager.showSoftInput(searchText, InputMethodManager.SHOW_IMPLICIT);
-  }
-
-  // ----------------------------------------------------------------
-  // ContextMenu
-  // ----------------------------------------------------------------
-
-  @Override
-  public void onCreateContextMenu(ContextMenu menu, View v,
-      ContextMenuInfo menuInfo) {
-    final int row = getSelectedRow();
-    if (row < 0) {
-      return;
-    }
-
-    final MenuItem addToWordlist = menu.add(getString(R.string.addToWordList, wordList.getName()));
-    addToWordlist.setOnMenuItemClickListener(new OnMenuItemClickListener() {
-      public boolean onMenuItemClick(MenuItem item) {
-        onAppendToWordList();
-        return false;
-      }
-    });
+        setDictionaryPrefs(this, dictFile, index.shortName);
 
-    final MenuItem copy = menu.add(android.R.string.copy);
-    copy.setOnMenuItemClickListener(new OnMenuItemClickListener() {
-      public boolean onMenuItemClick(MenuItem item) {
-        onCopy();
-        return false;
-      }
-    });
+        updateLangButton();
+        searchView.requestFocus();
 
-  }
-
-  private void jumpToRow(final LanguageListAdapter dictionaryListAdapter,
-      final int rowIndex) {
-    Log.d(LOG, "jumpToRow: " + rowIndex);
-    if (dictionaryListAdapter != this.languageList) {
-      Log.w(LOG, "skipping jumpToRow for old list adapter: " + rowIndex);
-      return;
-    }
-    setSelection(rowIndex);
-    setSelectedRow(rowIndex);
-    getListView().setSelected(true);
-  }
-  
-  // TODO: delete me somehow.
-  private int getSelectedRow() {
-    return lastSelectedRow;
-  }
-  private void setSelectedRow(final int row) {
-    lastSelectedRow = row;
-    Log.d(LOG, "Selected: " + getSelectedRowRawText(true));
-    updateSearchText();
-  }
-
-  private void updateSearchText() {
-    Log.d(LOG, "updateSearchText");
-    final int selectedRowIndex = getSelectedRow();
-    if (!searchText.hasFocus()) {
-      if (selectedRowIndex >= 0) {
-        final String word = languageList.languageData
-            .getIndexEntryForRow(selectedRowIndex).word;
-        if (!word.equals(searchText.getText().toString())) {
-          Log.d(LOG, "updateSearchText: setText: " + word);
-          searchText.setText(word);
-        }
-      } else {
-        Log.w(LOG, "updateSearchText: nothing selected.");
-      }
-    }
-  }
-
-  static void startDownloadDictActivity(final Context context) {
-    final Intent intent = new Intent(context, DownloadActivity.class);
-    final SharedPreferences prefs = PreferenceManager
-        .getDefaultSharedPreferences(context);
-    final String dictFetchUrl = prefs.getString(context
-        .getString(R.string.dictFetchUrlKey), context
-        .getString(R.string.dictFetchUrlDefault));
-    final String dictFileName = prefs.getString(context
-        .getString(R.string.dictFileKey), context
-        .getString(R.string.dictFileDefault));
-    intent.putExtra(DownloadActivity.SOURCE, dictFetchUrl);
-    intent.putExtra(DownloadActivity.DEST, dictFileName);
-    context.startActivity(intent);
-  }
-
-  class LanguageListAdapter extends BaseAdapter {
+        // http://stackoverflow.com/questions/2833057/background-listview-becomes-black-when-scrolling
+//        getListView().setCacheColorHint(0);
+    }
 
-    // Visible for testing.
-    final LanguageData languageData;
+    private void onCreateSetupActionBarAndSearchView() {
+        ActionBar actionBar = getSupportActionBar();
+        actionBar.setDisplayShowTitleEnabled(false);
+        actionBar.setDisplayShowHomeEnabled(false);
+        actionBar.setDisplayHomeAsUpEnabled(false);
+
+        final LinearLayout customSearchView = new LinearLayout(getSupportActionBar().getThemedContext());
+
+        final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
+            ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
+        customSearchView.setLayoutParams(layoutParams);
+
+        languageButton = new ImageButton(customSearchView.getContext());
+        languageButton.setId(R.id.languageButton);
+        languageButton.setScaleType(ScaleType.FIT_CENTER);
+        languageButton.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                onLanguageButtonLongClick(v.getContext());
+            }
+        });
+        languageButton.setAdjustViewBounds(true);
+        LinearLayout.LayoutParams lpb = new LinearLayout.LayoutParams(application.languageButtonPixels, LinearLayout.LayoutParams.MATCH_PARENT);
+        customSearchView.addView(languageButton, lpb);
+
+        searchView = new SearchView(getSupportActionBar().getThemedContext());
+        searchView.setId(R.id.searchView);
+
+        // Get rid of search icon, it takes up too much space.
+        // There is still text saying "search" in the search field.
+        searchView.setIconifiedByDefault(true);
+        searchView.setIconified(false);
+
+        searchView.setQueryHint(getString(R.string.searchText));
+        searchView.setSubmitButtonEnabled(false);
+        searchView.setInputType(InputType.TYPE_CLASS_TEXT);
+        searchView.setImeOptions(
+            EditorInfo.IME_ACTION_DONE |
+            EditorInfo.IME_FLAG_NO_EXTRACT_UI |
+            // EditorInfo.IME_FLAG_NO_FULLSCREEN | // Requires API
+            // 11
+            EditorInfo.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
+        onQueryTextListener = new OnQueryTextListener() {
+            @Override
+            public boolean onQueryTextSubmit(String query) {
+                Log.d(LOG, "OnQueryTextListener: onQueryTextSubmit: " + searchView.getQuery());
+                addToSearchHistory();
+                hideKeyboard();
+                return true;
+            }
+
+            @Override
+            public boolean onQueryTextChange(String newText) {
+                Log.d(LOG, "OnQueryTextListener: onQueryTextChange: " + searchView.getQuery());
+                onSearchTextChange(searchView.getQuery().toString());
+                return true;
+            }
+        };
+        searchView.setOnQueryTextListener(onQueryTextListener);
+        searchView.setFocusable(true);
+        searchTextView = (AutoCompleteTextView)searchView.findViewById(android.support.v7.appcompat.R.id.search_src_text);
+        LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(0,
+                FrameLayout.LayoutParams.WRAP_CONTENT, 1);
+        customSearchView.addView(searchView, lp);
+
+        actionBar.setCustomView(customSearchView);
+        actionBar.setDisplayShowCustomEnabled(true);
+
+        // Avoid wasting space on large left inset
+        Toolbar tb = (Toolbar)customSearchView.getParent();
+        tb.setContentInsetsRelative(0, 0);
+
+        getListView().setNextFocusLeftId(R.id.searchView);
+        findViewById(R.id.floatSwapButton).setNextFocusRightId(R.id.languageButton);
+        languageButton.setNextFocusLeftId(R.id.floatSwapButton);
+    }
 
-    LanguageListAdapter(final LanguageData languageData) {
-      this.languageData = languageData;
+    @Override
+    protected void onResume() {
+        Log.d(LOG, "onResume");
+        super.onResume();
+        if (PreferenceActivity.prefsMightHaveChanged) {
+            PreferenceActivity.prefsMightHaveChanged = false;
+            finish();
+            startActivity(getIntent());
+        }
+        showKeyboard();
+    }
+
+    /**
+     * Invoked when MyWebView returns, since the user might have clicked some
+     * hypertext in the MyWebView.
+     */
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent result) {
+        super.onActivityResult(requestCode, resultCode, result);
+        if (result != null && result.hasExtra(C.SEARCH_TOKEN)) {
+            Log.d(LOG, "onActivityResult: " + result.getStringExtra(C.SEARCH_TOKEN));
+            jumpToTextFromHyperLink(result.getStringExtra(C.SEARCH_TOKEN), indexIndex);
+        }
+    }
+
+    private static void setDictionaryPrefs(final Context context, final File dictFile,
+                                           final String indexShortName) {
+        final SharedPreferences.Editor prefs = PreferenceManager.getDefaultSharedPreferences(
+                context).edit();
+        if (dictFile != null) {
+            prefs.putString(C.DICT_FILE, dictFile.getPath());
+            prefs.putString(C.INDEX_SHORT_NAME, indexShortName);
+        }
+        prefs.remove(C.SEARCH_TOKEN); // Don't need to save search token.
+        prefs.commit();
+    }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+        addToSearchHistory();
+        saveSearchHistory();
     }
 
-    public int getCount() {
-      return languageData.rows.size();
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        if (dictRaf == null) {
+            return;
+        }
+
+        final SearchOperation searchOperation = currentSearchOperation;
+        currentSearchOperation = null;
+
+        // Before we close the RAF, we have to wind the current search down.
+        if (searchOperation != null) {
+            Log.d(LOG, "Interrupting search to shut down.");
+            currentSearchOperation = null;
+            searchOperation.interrupted.set(true);
+        }
+        searchExecutor.shutdownNow();
+        textToSpeech.shutdown();
+        textToSpeech = null;
+
+        indexAdapter = null;
+        setListAdapter(null);
+
+        try {
+            Log.d(LOG, "Closing RAF.");
+            dictRaf.close();
+        } catch (IOException e) {
+            Log.e(LOG, "Failed to close dictionary", e);
+        }
+        dictRaf = null;
+    }
+
+    // --------------------------------------------------------------------------
+    // Buttons
+    // --------------------------------------------------------------------------
+
+    private void showKeyboard() {
+        // For some reason, this doesn't always work the first time.
+        // One way to replicate the problem:
+        // Press the "task switch" button repeatedly to pause and resume
+        for (int delay = 1; delay <= 101; delay += 100) {
+            searchView.postDelayed(new Runnable() {
+                @Override
+                public void run() {
+                    Log.d(LOG, "Trying to show soft keyboard.");
+                    final boolean searchTextHadFocus = searchView.hasFocus();
+                    searchView.requestFocusFromTouch();
+                    searchTextView.requestFocus();
+                    final InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+                    manager.showSoftInput(searchView, InputMethodManager.SHOW_IMPLICIT);
+                    manager.showSoftInput(searchTextView, InputMethodManager.SHOW_IMPLICIT);
+                    if (!searchTextHadFocus) {
+                        defocusSearchText();
+                    }
+                }
+            }, delay);
+        }
+        searchView.post(new Runnable() {
+            @Override
+            public void run() {
+                searchTextView.setThreshold(0);
+                searchTextView.showDropDown();
+            }
+        });
+    }
+
+    private void hideKeyboard() {
+        Log.d(LOG, "Hide soft keyboard.");
+        searchView.clearFocus();
+        InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+        manager.hideSoftInputFromWindow(searchView.getWindowToken(), 0);
+    }
+
+    private void updateLangButton() {
+        final int flagId = IsoUtils.INSTANCE.getFlagIdForIsoCode(index.shortName);
+        if (flagId != 0) {
+            languageButton.setImageResource(flagId);
+        } else {
+            if (indexIndex % 2 == 0) {
+                languageButton.setImageResource(android.R.drawable.ic_media_next);
+            } else {
+                languageButton.setImageResource(android.R.drawable.ic_media_previous);
+            }
+        }
+        updateTTSLanguage(indexIndex);
+    }
+
+    private void updateTTSLanguage(int i) {
+        if (!ttsReady || index == null || textToSpeech == null) {
+            Log.d(LOG, "Can't updateTTSLanguage.");
+            return;
+        }
+        final Locale locale = new Locale(dictionary.indices.get(i).sortLanguage.getIsoCode());
+        Log.d(LOG, "Setting TTS locale to: " + locale);
+        try {
+            final int ttsResult = textToSpeech.setLanguage(locale);
+            if (ttsResult != TextToSpeech.LANG_AVAILABLE &&
+                    ttsResult != TextToSpeech.LANG_COUNTRY_AVAILABLE) {
+                Log.e(LOG, "TTS not available in this language: ttsResult=" + ttsResult);
+            }
+        } catch (Exception e) {
+            if (!isFinishing())
+                Toast.makeText(this, getString(R.string.TTSbroken), Toast.LENGTH_LONG).show();
+        }
     }
 
-    public Dictionary.Row getItem(int rowIndex) {
-      assert rowIndex < languageData.rows.size();
-      return languageData.rows.get(rowIndex);
+    public void onSearchButtonClick(View dummy) {
+        if (!searchView.hasFocus()) {
+            searchView.requestFocus();
+        }
+        if (searchView.getQuery().toString().length() > 0) {
+            addToSearchHistory();
+            searchView.setQuery("", false);
+        }
+        showKeyboard();
+        searchView.setIconified(false);
     }
 
-    public long getItemId(int rowIndex) {
-      return rowIndex;
+    public void onLanguageButtonClick(View dummy) {
+        if (dictionary.indices.size() == 1) {
+            // No need to work to switch indices.
+            return;
+        }
+        if (currentSearchOperation != null) {
+            currentSearchOperation.interrupted.set(true);
+            currentSearchOperation = null;
+        }
+        setIndexAndSearchText((indexIndex + 1) % dictionary.indices.size(),
+                              searchView.getQuery().toString(), false);
     }
 
-    public View getView(final int rowIndex, final View convertView,
-        final ViewGroup parent) {
-      final Row row = getItem(rowIndex);
+    private void onLanguageButtonLongClick(final Context context) {
+        final Dialog dialog = new Dialog(context);
+        dialog.setContentView(R.layout.select_dictionary_dialog);
+        dialog.setTitle(R.string.selectDictionary);
+
+        final List<DictionaryInfo> installedDicts = application.getDictionariesOnDevice(null);
+
+        ListView listView = dialog.findViewById(android.R.id.list);
+        final Button button = new Button(listView.getContext());
+        final String name = getString(R.string.dictionaryManager);
+        button.setText(name);
+        final IntentLauncher intentLauncher = new IntentLauncher(listView.getContext(),
+        DictionaryManagerActivity.getLaunchIntent(getApplicationContext())) {
+            @Override
+            protected void onGo() {
+                dialog.dismiss();
+                DictionaryActivity.this.finish();
+            }
+        };
+        button.setOnClickListener(intentLauncher);
+        listView.addHeaderView(button);
+
+        listView.setItemsCanFocus(true);
+        listView.setAdapter(new BaseAdapter() {
+            @Override
+            public View getView(int position, View convertView, ViewGroup parent) {
+                final DictionaryInfo dictionaryInfo = getItem(position);
+
+                final LinearLayout result = new LinearLayout(parent.getContext());
+
+                for (int i = 0; i < dictionaryInfo.indexInfos.size(); ++i) {
+                    final IndexInfo indexInfo = dictionaryInfo.indexInfos.get(i);
+                    final View button = IsoUtils.INSTANCE.createButton(parent.getContext(),
+                            indexInfo, application.languageButtonPixels);
+                    final IntentLauncher intentLauncher = new IntentLauncher(parent.getContext(),
+                            getLaunchIntent(getApplicationContext(),
+                                            application.getPath(dictionaryInfo.uncompressedFilename),
+                    indexInfo.shortName, searchView.getQuery().toString())) {
+                        @Override
+                        protected void onGo() {
+                            dialog.dismiss();
+                            DictionaryActivity.this.finish();
+                        }
+                    };
+                    button.setOnClickListener(intentLauncher);
+                    if (i == indexIndex && dictFile != null &&
+                            dictFile.getName().equals(dictionaryInfo.uncompressedFilename)) {
+                        button.setPressed(true);
+                    }
+                    result.addView(button);
+                }
+
+                final TextView nameView = new TextView(parent.getContext());
+                final String name = application
+                                    .getDictionaryName(dictionaryInfo.uncompressedFilename);
+                nameView.setText(name);
+                final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
+                    ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
+                layoutParams.width = 0;
+                layoutParams.weight = 1.0f;
+                nameView.setLayoutParams(layoutParams);
+                nameView.setGravity(Gravity.CENTER_VERTICAL);
+                result.addView(nameView);
+                return result;
+            }
+
+            @Override
+            public long getItemId(int position) {
+                return position;
+            }
+
+            @Override
+            public DictionaryInfo getItem(int position) {
+                return installedDicts.get(position);
+            }
+
+            @Override
+            public int getCount() {
+                return installedDicts.size();
+            }
+        });
+        dialog.show();
+    }
 
-      // Token row.
-      if (row.isToken()) {
-        TextView result = null;
-        if (convertView instanceof TextView) {
-          result = (TextView) convertView;
+    private void onUpDownButton(final boolean up) {
+        if (isFiltered()) {
+            return;
+        }
+        final int firstVisibleRow = getListView().getFirstVisiblePosition();
+        final RowBase row = index.rows.get(firstVisibleRow);
+        final TokenRow tokenRow = row.getTokenRow(true);
+        final int destIndexEntry;
+        if (up) {
+            if (row != tokenRow) {
+                destIndexEntry = tokenRow.referenceIndex;
+            } else {
+                destIndexEntry = Math.max(tokenRow.referenceIndex - 1, 0);
+            }
         } else {
-          result = new TextView(parent.getContext());
-        }
-        if (row == null) {
-          return result;
-        }
-        result.setText(languageData.rowToString(row, false));
-        result.setTextAppearance(parent.getContext(),
-            android.R.style.TextAppearance_Large);
-        result.setClickable(false);
-        return result;
-      }
-
-      // Entry row(s).
-      final TableLayout result = new TableLayout(parent.getContext());
-
-      final SimpleEntry entry = dictionary.entries.get(row.getIndex());
-      final int rowCount = entry.getRowCount();
-      for (int r = 0; r < rowCount; ++r) {
-        final TableRow tableRow = new TableRow(result.getContext());
-
-        TextView column1 = new TextView(tableRow.getContext());
-        TextView column2 = new TextView(tableRow.getContext());
-        final TableRow.LayoutParams layoutParams = new TableRow.LayoutParams();
-        layoutParams.weight = 0.5f;
-
-        if (r > 0) {
-          final TextView spacer = new TextView(tableRow.getContext());
-          spacer.setText(r == 0 ? "� " : " � ");
-          tableRow.addView(spacer);
-        }
-        tableRow.addView(column1, layoutParams);
-        if (r > 0) {
-          final TextView spacer = new TextView(tableRow.getContext());
-          spacer.setText(r == 0 ? "� " : " � ");
-          tableRow.addView(spacer);
-        }
-        tableRow.addView(column2, layoutParams);
-
-        column1.setWidth(1);
-        column2.setWidth(1);
-        // column1.setTextAppearance(parent.getContext(), android.R.style.Text);
-
-        // TODO: color words by gender
-        final String col1Text = entry.getAllText(languageData.lang)[r];
-        column1.setText(col1Text, TextView.BufferType.SPANNABLE);
-        final Spannable col1Spannable = (Spannable) column1.getText();
-        int startPos = 0;
-        final String token = languageData.getIndexEntryForRow(rowIndex).word;
-        while ((startPos = col1Text.indexOf(token, startPos)) != -1) {
-          col1Spannable.setSpan(new StyleSpan(Typeface.BOLD), startPos,
-              startPos + token.length(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
-          startPos += token.length();
-        }
-
-        column2.setText(
-            entry.getAllText(SimpleEntry.otherLang(languageData.lang))[r],
-            TextView.BufferType.NORMAL);
-
-        result.addView(tableRow);
-      }
-
-      return result;
-    }
-
-  } // DictionaryListAdapter
-
-  private final class SearchOperation implements Runnable {
-    SearchOperation previousSearchOperation;
-    
-    final LanguageListAdapter listAdapter;
-    final LanguageData languageData;
-    final String searchText;
-    final AtomicBoolean interrupted = new AtomicBoolean(false);
-    boolean searchFinished = false;
-
-    SearchOperation(final LanguageListAdapter listAdapter,
-        final String searchText, final SearchOperation previousSearchOperation) {
-      this.listAdapter = listAdapter;
-      this.languageData = listAdapter.languageData;
-      this.searchText = searchText;
-      this.previousSearchOperation = previousSearchOperation;
-    }
-
-    public void run() {
-      if (previousSearchOperation != null) {
-        previousSearchOperation.stopAndWait();
-      }
-      previousSearchOperation = null;
-      
-      Log.d(LOG, "SearchOperation: " + searchText);
-      final int indexLocation = languageData.lookup(searchText, interrupted);
-      if (!interrupted.get()) {
-        final IndexEntry indexEntry = languageData.sortedIndex.get(indexLocation);
-        
-        Log.d(LOG, "SearchOperation completed: " + indexEntry.toString());
-        uiHandler.post(new Runnable() {
-          public void run() {
-            // Check is just a performance operation.
-            if (!interrupted.get()) {
-              // This is safe, because it checks that the listAdapter hasn't changed.
-              jumpToRow(listAdapter, indexEntry.startRow);
-            }
-            synchronized (DictionaryActivity.this) {
-              searchOperation = null;
-              DictionaryActivity.this.notifyAll();
-            }
-          }
+            // Down
+            destIndexEntry = Math.min(tokenRow.referenceIndex + 1, index.sortedIndexEntries.size() - 1);
+        }
+        final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
+        Log.d(LOG, "onUpDownButton, destIndexEntry=" + dest.token);
+        setSearchText(dest.token, false);
+        jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
+        defocusSearchText();
+    }
+
+    private void onRandomWordButton() {
+        int destIndexEntry = rand.nextInt(index.sortedIndexEntries.size());
+        final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
+        setSearchText(dest.token, false);
+        jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
+        defocusSearchText();
+    }
+
+    // --------------------------------------------------------------------------
+    // Options Menu
+    // --------------------------------------------------------------------------
+
+    @Override
+    public boolean onCreateOptionsMenu(final Menu menu) {
+
+        if (PreferenceManager.getDefaultSharedPreferences(this)
+                .getBoolean(getString(R.string.showPrevNextButtonsKey), true)) {
+            // Next word.
+            nextWordMenuItem = menu.add(getString(R.string.nextWord))
+                               .setIcon(R.drawable.arrow_down_float);
+            MenuItemCompat.setShowAsAction(nextWordMenuItem, MenuItem.SHOW_AS_ACTION_IF_ROOM);
+            nextWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+                @Override
+                public boolean onMenuItemClick(MenuItem item) {
+                    onUpDownButton(false);
+                    return true;
+                }
+            });
+
+            // Previous word.
+            previousWordMenuItem = menu.add(getString(R.string.previousWord))
+                                   .setIcon(R.drawable.arrow_up_float);
+            MenuItemCompat.setShowAsAction(previousWordMenuItem, MenuItem.SHOW_AS_ACTION_IF_ROOM);
+            previousWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+                @Override
+                public boolean onMenuItemClick(MenuItem item) {
+                    onUpDownButton(true);
+                    return true;
+                }
+            });
+        }
+
+        final MenuItem randomWordMenuItem = menu.add(getString(R.string.randomWord));
+        randomWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+            @Override
+            public boolean onMenuItemClick(MenuItem item) {
+                onRandomWordButton();
+                return true;
+            }
         });
-      }      
-      synchronized (this) {
-        searchFinished = true;
-        this.notifyAll();
-      }
-    }
-    
-    private void stopAndWait() {
-      interrupted.set(true);
-      synchronized (this) {
-        while (!searchFinished) {
-          Log.d(LOG, "stopAndWait: " + searchText);
-          try {
-            this.wait();
-          } catch (InterruptedException e) {
-            Log.e(LOG, "Interrupted", e);
-          }
-        }
-      }
-    }
-  }  // SearchOperation
-
-  void waitForSearchEnd() {
-    synchronized (this) {
-      while (searchOperation != null) {
-        Log.d(LOG, "waitForSearchEnd");
+
+        {
+            final MenuItem dictionaryManager = menu.add(getString(R.string.dictionaryManager));
+            MenuItemCompat.setShowAsAction(dictionaryManager, MenuItem.SHOW_AS_ACTION_NEVER);
+            dictionaryManager.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+                public boolean onMenuItemClick(final MenuItem menuItem) {
+                    startActivity(DictionaryManagerActivity.getLaunchIntent(getApplicationContext()));
+                    finish();
+                    return false;
+                }
+            });
+        }
+
+        {
+            final MenuItem aboutDictionary = menu.add(getString(R.string.aboutDictionary));
+            MenuItemCompat.setShowAsAction(aboutDictionary, MenuItem.SHOW_AS_ACTION_NEVER);
+            aboutDictionary.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+                public boolean onMenuItemClick(final MenuItem menuItem) {
+                    final Context context = getListView().getContext();
+                    final Dialog dialog = new Dialog(context);
+                    dialog.setContentView(R.layout.about_dictionary_dialog);
+                    final TextView textView = dialog.findViewById(R.id.text);
+
+                    dialog.setTitle(dictFileTitleName);
+
+                    final StringBuilder builder = new StringBuilder();
+                    final DictionaryInfo dictionaryInfo = dictionary.getDictionaryInfo();
+                    if (dictionaryInfo != null) {
+                        try {
+                            dictionaryInfo.uncompressedBytes = dictRaf.size();
+                        } catch (IOException e) {
+                        }
+                        builder.append(dictionaryInfo.dictInfo).append("\n\n");
+                        if (dictFile != null) {
+                            builder.append(getString(R.string.dictionaryPath, dictFile.getPath()))
+                            .append("\n");
+                        }
+                        builder.append(
+                            getString(R.string.dictionarySize, dictionaryInfo.uncompressedBytes))
+                        .append("\n");
+                        builder.append(
+                            getString(R.string.dictionaryCreationTime,
+                                      dictionaryInfo.creationMillis)).append("\n");
+                        for (final IndexInfo indexInfo : dictionaryInfo.indexInfos) {
+                            builder.append("\n");
+                            builder.append(getString(R.string.indexName, indexInfo.shortName))
+                            .append("\n");
+                            builder.append(
+                                getString(R.string.mainTokenCount, indexInfo.mainTokenCount))
+                            .append("\n");
+                        }
+                        builder.append("\n");
+                        builder.append(getString(R.string.sources)).append("\n");
+                        for (final EntrySource source : dictionary.sources) {
+                            builder.append(
+                                getString(R.string.sourceInfo, source.getName(),
+                                          source.getNumEntries())).append("\n");
+                        }
+                    }
+                    textView.setText(builder.toString());
+
+                    dialog.show();
+                    final WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
+                    layoutParams.width = WindowManager.LayoutParams.MATCH_PARENT;
+                    layoutParams.height = WindowManager.LayoutParams.MATCH_PARENT;
+                    dialog.getWindow().setAttributes(layoutParams);
+                    return false;
+                }
+            });
+        }
+
+        DictionaryApplication.onCreateGlobalOptionsMenu(this, menu);
+
+        return true;
+    }
+
+    // --------------------------------------------------------------------------
+    // Context Menu + clicks
+    // --------------------------------------------------------------------------
+
+    @Override
+    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
+        final AdapterContextMenuInfo adapterContextMenuInfo = (AdapterContextMenuInfo) menuInfo;
+        final RowBase row = (RowBase) getListAdapter().getItem(adapterContextMenuInfo.position);
+
+        if (clickOpensContextMenu && (row instanceof HtmlEntry.Row ||
+            (row instanceof TokenRow && ((TokenRow)row).getIndexEntry().htmlEntries.size() > 0))) {
+            final List<HtmlEntry> html = row instanceof TokenRow ? ((TokenRow)row).getIndexEntry().htmlEntries : Collections.singletonList(((HtmlEntry.Row)row).getEntry());
+            final String highlight = row instanceof HtmlEntry.Row ? row.getTokenRow(true).getToken() : null;
+            final MenuItem open = menu.add("Open");
+            open.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
+                public boolean onMenuItemClick(MenuItem item) {
+                    showHtml(html, highlight);
+                    return false;
+                }
+            });
+        }
+
+        final android.view.MenuItem addToWordlist = menu.add(getString(R.string.addToWordList,
+                wordList.getName()));
+        addToWordlist
+        .setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
+            public boolean onMenuItemClick(android.view.MenuItem item) {
+                onAppendToWordList(row);
+                return false;
+            }
+        });
+
+        final android.view.MenuItem share = menu.add("Share");
+        share.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
+            public boolean onMenuItemClick(android.view.MenuItem item) {
+                Intent shareIntent = new Intent(android.content.Intent.ACTION_SEND);
+                shareIntent.setType("text/plain");
+                shareIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, row.getTokenRow(true)
+                                     .getToken());
+                shareIntent.putExtra(android.content.Intent.EXTRA_TEXT,
+                                     row.getRawText(saveOnlyFirstSubentry));
+                startActivity(shareIntent);
+                return false;
+            }
+        });
+
+        final android.view.MenuItem copy = menu.add(android.R.string.copy);
+        copy.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
+            public boolean onMenuItemClick(android.view.MenuItem item) {
+                onCopy(row);
+                return false;
+            }
+        });
+
+        if (selectedSpannableText != null) {
+            final String selectedText = selectedSpannableText;
+            final android.view.MenuItem searchForSelection = menu.add(getString(
+                        R.string.searchForSelection,
+                        selectedSpannableText));
+            searchForSelection
+            .setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
+                public boolean onMenuItemClick(android.view.MenuItem item) {
+                    jumpToTextFromHyperLink(selectedText, selectedSpannableIndex);
+                    return false;
+                }
+            });
+            // Rats, this won't be shown:
+            //searchForSelection.setIcon(R.drawable.abs__ic_search);
+        }
+
+        if ((row instanceof TokenRow || selectedSpannableText != null) && ttsReady) {
+            final android.view.MenuItem speak = menu.add(R.string.speak);
+            final String textToSpeak = row instanceof TokenRow ? ((TokenRow) row).getToken() : selectedSpannableText;
+            updateTTSLanguage(row instanceof TokenRow ? indexIndex : selectedSpannableIndex);
+            speak.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
+                @Override
+                public boolean onMenuItemClick(android.view.MenuItem item) {
+                    textToSpeech.speak(textToSpeak, TextToSpeech.QUEUE_FLUSH,
+                                       new HashMap<String, String>());
+                    return false;
+                }
+            });
+        }
+        if (row instanceof PairEntry.Row && ttsReady) {
+            final List<Pair> pairs = ((PairEntry.Row)row).getEntry().pairs;
+            final MenuItem speakLeft = menu.add(R.string.speak_left);
+            speakLeft.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
+                @Override
+                public boolean onMenuItemClick(android.view.MenuItem item) {
+                    int idx = index.swapPairEntries ? 1 : 0;
+                    updateTTSLanguage(idx);
+                    String text = "";
+                    for (Pair p : pairs) text += p.get(idx);
+                    text = text.replaceAll("\\{[^{}]*\\}", "").replace("{", "").replace("}", "");
+                    textToSpeech.speak(text, TextToSpeech.QUEUE_FLUSH,
+                                       new HashMap<String, String>());
+                    return false;
+                }
+            });
+            final MenuItem speakRight = menu.add(R.string.speak_right);
+            speakRight.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
+                @Override
+                public boolean onMenuItemClick(android.view.MenuItem item) {
+                    int idx = index.swapPairEntries ? 0 : 1;
+                    updateTTSLanguage(idx);
+                    String text = "";
+                    for (Pair p : pairs) text += p.get(idx);
+                    text = text.replaceAll("\\{[^{}]*\\}", "").replace("{", "").replace("}", "");
+                    textToSpeech.speak(text, TextToSpeech.QUEUE_FLUSH,
+                                       new HashMap<String, String>());
+                    return false;
+                }
+            });
+        }
+    }
+
+    private void jumpToTextFromHyperLink(
+        final String selectedText, final int defaultIndexToUse) {
+        int indexToUse = -1;
+        int numFound = 0;
+        for (int i = 0; i < dictionary.indices.size(); ++i) {
+            final Index index = dictionary.indices.get(i);
+            if (indexPrepFinished) {
+                System.out.println("Doing index lookup: on " + selectedText);
+                final IndexEntry indexEntry = index.findExact(selectedText);
+                if (indexEntry != null) {
+                    final TokenRow tokenRow = index.rows.get(indexEntry.startRow)
+                                              .getTokenRow(false);
+                    if (tokenRow != null && tokenRow.hasMainEntry) {
+                        indexToUse = i;
+                        ++numFound;
+                    }
+                }
+            } else {
+                Log.w(LOG, "Skipping findExact on index " + index.shortName);
+            }
+        }
+        if (numFound != 1) {
+            indexToUse = defaultIndexToUse;
+        }
+        // Without this extra delay, the call to jumpToRow that this
+        // invokes doesn't always actually have any effect.
+        final int actualIndexToUse = indexToUse;
+        getListView().postDelayed(new Runnable() {
+            @Override
+            public void run() {
+                setIndexAndSearchText(actualIndexToUse, selectedText, true);
+                addToSearchHistory(selectedText);
+            }
+        }, 100);
+    }
+
+    /**
+     * Called when user clicks outside of search text, so that they can start
+     * typing again immediately.
+     */
+    private void defocusSearchText() {
+        // Log.d(LOG, "defocusSearchText");
+        // Request focus so that if we start typing again, it clears the text
+        // input.
+        getListView().requestFocus();
+
+        // Visual indication that a new keystroke will clear the search text.
+        // Doesn't seem to work unless searchText has focus.
+        // searchView.selectAll();
+    }
+
+    private void onListItemClick(ListView l, View v, int rowIdx, long id) {
+        defocusSearchText();
+        if (clickOpensContextMenu && dictRaf != null) {
+            openContextMenu(v);
+        } else {
+            final RowBase row = (RowBase)getListAdapter().getItem(rowIdx);
+            if (!(row instanceof PairEntry.Row)) {
+                v.performClick();
+            }
+        }
+    }
+
+    @SuppressLint("SimpleDateFormat")
+    private void onAppendToWordList(final RowBase row) {
+        defocusSearchText();
+
+        final StringBuilder rawText = new StringBuilder();
+        rawText.append(new SimpleDateFormat("yyyy.MM.dd HH:mm:ss").format(new Date())).append("\t");
+        rawText.append(index.longName).append("\t");
+        rawText.append(row.getTokenRow(true).getToken()).append("\t");
+        rawText.append(row.getRawText(saveOnlyFirstSubentry));
+        Log.d(LOG, "Writing : " + rawText);
+
         try {
-          this.wait();
-        } catch (InterruptedException e) {
-          Log.e(LOG, "Interrupted.", e);
+            wordList.getParentFile().mkdirs();
+            final PrintWriter out = new PrintWriter(new FileWriter(wordList, true));
+            out.println(rawText);
+            out.close();
+        } catch (Exception e) {
+            Log.e(LOG, "Unable to append to " + wordList.getAbsolutePath(), e);
+            if (!isFinishing())
+                Toast.makeText(this,
+                               getString(R.string.failedAddingToWordList, wordList.getAbsolutePath()),
+                               Toast.LENGTH_LONG).show();
+        }
+    }
+
+    @SuppressWarnings("deprecation")
+    private void onCopy(final RowBase row) {
+        defocusSearchText();
+
+        Log.d(LOG, "Copy, row=" + row);
+        final StringBuilder result = new StringBuilder();
+        result.append(row.getRawText(false));
+        final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
+        clipboardManager.setText(result.toString());
+        Log.d(LOG, "Copied: " + result);
+    }
+
+    @Override
+    public boolean onKeyDown(final int keyCode, final KeyEvent event) {
+        if (event.getUnicodeChar() != 0) {
+            if (!searchView.hasFocus()) {
+                setSearchText("" + (char) event.getUnicodeChar(), true);
+                searchView.requestFocus();
+            }
+            return true;
+        }
+        if (keyCode == KeyEvent.KEYCODE_BACK) {
+            // Log.d(LOG, "Clearing dictionary prefs.");
+            // Pretend that we just autolaunched so that we won't do it again.
+            // DictionaryManagerActivity.lastAutoLaunchMillis =
+            // System.currentTimeMillis();
+        }
+        if (keyCode == KeyEvent.KEYCODE_ENTER) {
+            Log.d(LOG, "Trying to hide soft keyboard.");
+            final InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+            View focus = getCurrentFocus();
+            if (inputManager != null && focus != null) {
+                inputManager.hideSoftInputFromWindow(focus.getWindowToken(),
+                                                     InputMethodManager.HIDE_NOT_ALWAYS);
+            }
+            return true;
+        }
+        return super.onKeyDown(keyCode, event);
+    }
+
+    private void setIndexAndSearchText(int newIndex, String newSearchText, boolean hideKeyboard) {
+        Log.d(LOG, "Changing index to: " + newIndex);
+        if (newIndex == -1) {
+            Log.e(LOG, "Invalid index.");
+            newIndex = 0;
+        }
+        if (newIndex != indexIndex) {
+            indexIndex = newIndex;
+            index = dictionary.indices.get(indexIndex);
+            indexAdapter = new IndexAdapter(index);
+            setListAdapter(indexAdapter);
+            Log.d(LOG, "changingIndex, newLang=" + index.longName);
+            setDictionaryPrefs(this, dictFile, index.shortName);
+            updateLangButton();
+        }
+        setSearchText(newSearchText, true, hideKeyboard);
+    }
+
+    private void setSearchText(final String text, final boolean triggerSearch, boolean hideKeyboard) {
+        Log.d(LOG, "setSearchText, text=" + text + ", triggerSearch=" + triggerSearch);
+        // Disable the listener, because sometimes it doesn't work.
+        searchView.setOnQueryTextListener(null);
+        searchView.setQuery(text, false);
+        searchView.setOnQueryTextListener(onQueryTextListener);
+
+        if (triggerSearch) {
+            onSearchTextChange(text);
+        }
+
+        // We don't want to show virtual keyboard when we're changing searchView text programatically:
+        if (hideKeyboard) {
+            hideKeyboard();
         }
-      }
     }
-  }
 
-  private class SearchTextWatcher implements TextWatcher {
-    public void afterTextChanged(final Editable searchTextEditable) {
-      Log.d(LOG, "Search text changed: " + searchText.getText().toString());
-      if (searchText.hasFocus()) {
-        // If they were typing to cause the change, update the UI.
-        onSearchTextChange(searchText.getText().toString());
-      }
+    private void setSearchText(final String text, final boolean triggerSearch) {
+        setSearchText(text, triggerSearch, true);
     }
 
-    public void beforeTextChanged(CharSequence arg0, int arg1, int arg2,
-        int arg3) {
+    // --------------------------------------------------------------------------
+    // SearchOperation
+    // --------------------------------------------------------------------------
+
+    private void searchFinished(final SearchOperation searchOperation) {
+        if (searchOperation.interrupted.get()) {
+            Log.d(LOG, "Search operation was interrupted: " + searchOperation);
+            return;
+        }
+        if (searchOperation != this.currentSearchOperation) {
+            Log.d(LOG, "Stale searchOperation finished: " + searchOperation);
+            return;
+        }
+
+        final Index.IndexEntry searchResult = searchOperation.searchResult;
+        Log.d(LOG, "searchFinished: " + searchOperation + ", searchResult=" + searchResult);
+
+        currentSearchOperation = null;
+        // Note: it's important to post to the ListView, otherwise
+        // the jumpToRow will randomly not work.
+        getListView().post(new Runnable() {
+            @Override
+            public void run() {
+                if (currentSearchOperation == null) {
+                    if (searchResult != null) {
+                        if (isFiltered()) {
+                            clearFiltered();
+                        }
+                        jumpToRow(searchResult.startRow);
+                    } else if (searchOperation.multiWordSearchResult != null) {
+                        // Multi-row search....
+                        setFiltered(searchOperation);
+                    } else {
+                        throw new IllegalStateException("This should never happen.");
+                    }
+                } else {
+                    Log.d(LOG, "More coming, waiting for currentSearchOperation.");
+                }
+            }
+        });
     }
 
-    public void onTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
+    private void jumpToRow(final int row) {
+        Log.d(LOG, "jumpToRow: " + row + ", refocusSearchText=" + false);
+        // getListView().requestFocusFromTouch();
+        getListView().setSelectionFromTop(row, 0);
+        getListView().setSelected(true);
+    }
+
+    private static final Pattern WHITESPACE = Pattern.compile("\\s+");
+
+    final class SearchOperation implements Runnable {
+
+        final AtomicBoolean interrupted = new AtomicBoolean(false);
+
+        final String searchText;
+
+        List<String> searchTokens; // filled in for multiWord.
+
+        final Index index;
+
+        long searchStartMillis;
+
+        Index.IndexEntry searchResult;
+
+        List<RowBase> multiWordSearchResult;
+
+        boolean done = false;
+
+        SearchOperation(final String searchText, final Index index) {
+            this.searchText = StringUtil.normalizeWhitespace(searchText);
+            this.index = index;
+        }
+
+        public String toString() {
+            return String.format("SearchOperation(%s,%s)", searchText, interrupted);
+        }
+
+        @Override
+        public void run() {
+            try {
+                searchStartMillis = System.currentTimeMillis();
+                final String[] searchTokenArray = WHITESPACE.split(searchText);
+                if (searchTokenArray.length == 1) {
+                    searchResult = index.findInsertionPoint(searchText, interrupted);
+                } else {
+                    searchTokens = Arrays.asList(searchTokenArray);
+                    multiWordSearchResult = index.multiWordSearch(searchText, searchTokens,
+                                            interrupted);
+                }
+                Log.d(LOG,
+                      "searchText=" + searchText + ", searchDuration="
+                      + (System.currentTimeMillis() - searchStartMillis)
+                      + ", interrupted=" + interrupted.get());
+                if (!interrupted.get()) {
+                    uiHandler.post(new Runnable() {
+                        @Override
+                        public void run() {
+                            searchFinished(SearchOperation.this);
+                        }
+                    });
+                } else {
+                    Log.d(LOG, "interrupted, skipping searchFinished.");
+                }
+            } catch (Exception e) {
+                Log.e(LOG, "Failure during search (can happen during Activity close): " + e.getMessage());
+            } finally {
+                synchronized (this) {
+                    done = true;
+                    this.notifyAll();
+                }
+            }
+        }
+    }
+
+    // --------------------------------------------------------------------------
+    // IndexAdapter
+    // --------------------------------------------------------------------------
+
+    private void showHtml(final List<HtmlEntry> htmlEntries, final String htmlTextToHighlight) {
+        String html = HtmlEntry.htmlBody(htmlEntries, index.shortName);
+        String style = "";
+        if (typeface == Typeface.SERIF) { style = "font-family: serif;"; }
+        else if (typeface == Typeface.SANS_SERIF) { style = "font-family: sans-serif;"; }
+        else if (typeface == Typeface.MONOSPACE) { style = "font-family: monospace;"; }
+        if (application.getSelectedTheme() == DictionaryApplication.Theme.DEFAULT)
+            style += "background-color: black; color: white;";
+        // Log.d(LOG, "html=" + html);
+        startActivityForResult(
+            HtmlDisplayActivity.getHtmlIntent(getApplicationContext(), String.format(
+                    "<html><head><meta name=\"viewport\" content=\"width=device-width\"></head><body style=\"%s\">%s</body></html>", style, html),
+                                              htmlTextToHighlight, false),
+            0);
+    }
+
+    final class IndexAdapter extends BaseAdapter {
+
+        private static final float PADDING_DEFAULT_DP = 8;
+
+        private static final float PADDING_LARGE_DP = 16;
+
+        final Index index;
+
+        final List<RowBase> rows;
+
+        final Set<String> toHighlight;
+
+        private int mPaddingDefault;
+
+        private int mPaddingLarge;
+
+        IndexAdapter(final Index index) {
+            this.index = index;
+            rows = index.rows;
+            this.toHighlight = null;
+            getMetrics();
+        }
+
+        IndexAdapter(final Index index, final List<RowBase> rows, final List<String> toHighlight) {
+            this.index = index;
+            this.rows = rows;
+            this.toHighlight = new LinkedHashSet<>(toHighlight);
+            getMetrics();
+        }
+
+        private void getMetrics() {
+            float scale = 1;
+            // Get the screen's density scale
+            // The previous method getResources().getDisplayMetrics()
+            // used to occasionally trigger a null pointer exception,
+            // so try this instead.
+            // As it still crashes, add a fallback
+            try {
+                DisplayMetrics dm = new DisplayMetrics();
+                getWindowManager().getDefaultDisplay().getMetrics(dm);
+                scale = dm.density;
+            } catch (NullPointerException ignored)
+            {}
+            // Convert the dps to pixels, based on density scale
+            mPaddingDefault = (int) (PADDING_DEFAULT_DP * scale + 0.5f);
+            mPaddingLarge = (int) (PADDING_LARGE_DP * scale + 0.5f);
+        }
+
+        @Override
+        public int getCount() {
+            return rows.size();
+        }
+
+        @Override
+        public RowBase getItem(int position) {
+            return rows.get(position);
+        }
+
+        @Override
+        public long getItemId(int position) {
+            return getItem(position).index();
+        }
+
+        @Override
+        public int getViewTypeCount() {
+            return 5;
+        }
+
+        @Override
+        public int getItemViewType(int position) {
+            final RowBase row = getItem(position);
+            if (row instanceof PairEntry.Row) {
+                final PairEntry entry = ((PairEntry.Row)row).getEntry();
+                final int rowCount = entry.pairs.size();
+                return rowCount > 1 ? 1 : 0;
+            } else if (row instanceof TokenRow) {
+                final IndexEntry indexEntry = ((TokenRow)row).getIndexEntry();
+                return indexEntry.htmlEntries.isEmpty() ? 2 : 3;
+            } else if (row instanceof HtmlEntry.Row) {
+                return 4;
+            } else {
+                throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
+            }
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup parent) {
+            final RowBase row = getItem(position);
+            if (row instanceof PairEntry.Row) {
+                return getView(position, (PairEntry.Row) row, parent, (TableLayout)convertView);
+            } else if (row instanceof TokenRow) {
+                return getView((TokenRow) row, parent, (TextView)convertView);
+            } else if (row instanceof HtmlEntry.Row) {
+                return getView((HtmlEntry.Row) row, parent, (TextView)convertView);
+            } else {
+                throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
+            }
+        }
+
+        private void addBoldSpans(String token, String col1Text, Spannable col1Spannable) {
+            int startPos = 0;
+            while ((startPos = col1Text.indexOf(token, startPos)) != -1) {
+                col1Spannable.setSpan(new StyleSpan(Typeface.BOLD), startPos, startPos
+                                      + token.length(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
+                startPos += token.length();
+            }
+        }
+
+        private TableLayout getView(final int position, PairEntry.Row row, ViewGroup parent,
+                                    TableLayout result) {
+            final Context context = parent.getContext();
+            final PairEntry entry = row.getEntry();
+            final int rowCount = entry.pairs.size();
+            if (result == null) {
+                result = new TableLayout(context);
+                result.setStretchAllColumns(true);
+                // Because we have a Button inside a ListView row:
+                // http://groups.google.com/group/android-developers/browse_thread/thread/3d96af1530a7d62a?pli=1
+                result.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
+                result.setClickable(true);
+                result.setFocusable(false);
+                result.setLongClickable(true);
+//                result.setBackgroundResource(android.R.drawable.menuitem_background);
+
+                result.setBackgroundResource(theme.normalRowBg);
+            } else if (result.getChildCount() > rowCount) {
+                result.removeViews(rowCount, result.getChildCount() - rowCount);
+            }
+
+            for (int r = result.getChildCount(); r < rowCount; ++r) {
+                final TableRow.LayoutParams layoutParams = new TableRow.LayoutParams(0, LinearLayout.LayoutParams.WRAP_CONTENT);
+                layoutParams.leftMargin = mPaddingLarge;
+
+                final TableRow tableRow = new TableRow(result.getContext());
+
+                final TextView col1 = new TextView(tableRow.getContext());
+                final TextView col2 = new TextView(tableRow.getContext());
+                if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
+                    col1.setTextIsSelectable(true);
+                    col2.setTextIsSelectable(true);
+                }
+                col1.setTextColor(textColorFg);
+                col2.setTextColor(textColorFg);
+
+                col1.setWidth(1);
+                col2.setWidth(1);
+
+                col1.setTypeface(typeface);
+                col2.setTypeface(typeface);
+                col1.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
+                col2.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
+                // col2.setBackgroundResource(theme.otherLangBg);
+
+                if (index.swapPairEntries) {
+                    col2.setOnLongClickListener(textViewLongClickListenerIndex0);
+                    col1.setOnLongClickListener(textViewLongClickListenerIndex1);
+                } else {
+                    col1.setOnLongClickListener(textViewLongClickListenerIndex0);
+                    col2.setOnLongClickListener(textViewLongClickListenerIndex1);
+                }
+
+                // Set the columns in the table.
+                if (r == 0) {
+                    tableRow.addView(col1, layoutParams);
+                    tableRow.addView(col2, layoutParams);
+                } else {
+                    for (int i = 0; i < 2; i++) {
+                        final TextView bullet = new TextView(tableRow.getContext());
+                        bullet.setText(" • ");
+                        LinearLayout wrapped = new LinearLayout(context);
+                        wrapped.setOrientation(LinearLayout.HORIZONTAL);
+                        LinearLayout.LayoutParams p1 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT, 0);
+                        wrapped.addView(bullet, p1);
+                        LinearLayout.LayoutParams p2 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT, 1);
+                        wrapped.addView(i == 0 ? col1 : col2, p2);
+                        tableRow.addView(wrapped, layoutParams);
+                    }
+                }
+
+                result.addView(tableRow);
+            }
+
+            for (int r = 0; r < rowCount; ++r) {
+                final TableRow tableRow = (TableRow)result.getChildAt(r);
+                View left = tableRow.getChildAt(0);
+                View right = tableRow.getChildAt(1);
+                if (r > 0) {
+                    left = ((ViewGroup)left).getChildAt(1);
+                    right = ((ViewGroup)right).getChildAt(1);
+                }
+                final TextView col1 = (TextView)left;
+                final TextView col2 = (TextView)right;
+
+                // Set what's in the columns.
+                final Pair pair = entry.pairs.get(r);
+                final String col1Text = index.swapPairEntries ? pair.lang2 : pair.lang1;
+                final String col2Text = index.swapPairEntries ? pair.lang1 : pair.lang2;
+                final Spannable col1Spannable = new SpannableString(col1Text);
+                final Spannable col2Spannable = new SpannableString(col2Text);
+
+                // Bold the token instances in col1.
+                if (toHighlight != null) {
+                    for (final String token : toHighlight) {
+                        addBoldSpans(token, col1Text, col1Spannable);
+                    }
+                } else
+                    addBoldSpans(row.getTokenRow(true).getToken(), col1Text, col1Spannable);
+
+                createTokenLinkSpans(col1, col1Spannable, col1Text);
+                createTokenLinkSpans(col2, col2Spannable, col2Text);
+
+                col1.setText(col1Spannable);
+                col2.setText(col2Spannable);
+            }
+
+            result.setOnClickListener(new TextView.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    DictionaryActivity.this.onListItemClick(getListView(), v, position, position);
+                }
+            });
+
+            return result;
+        }
+
+        private TextView getPossibleLinkToHtmlEntryView(final boolean isTokenRow,
+                final String text, final boolean hasMainEntry, final List<HtmlEntry> htmlEntries,
+                final String htmlTextToHighlight, ViewGroup parent, TextView textView) {
+            final Context context = parent.getContext();
+            if (textView == null) {
+                textView = new TextView(context);
+                // set up things invariant across one ItemViewType
+                // ItemViewTypes handled here are:
+                // 2: isTokenRow == true, htmlEntries.isEmpty() == true
+                // 3: isTokenRow == true, htmlEntries.isEmpty() == false
+                // 4: isTokenRow == false, htmlEntries.isEmpty() == false
+                textView.setPadding(isTokenRow ? mPaddingDefault : mPaddingLarge, mPaddingDefault, mPaddingDefault, 0);
+                textView.setOnLongClickListener(indexIndex > 0 ? textViewLongClickListenerIndex1 : textViewLongClickListenerIndex0);
+                textView.setLongClickable(true);
+
+                textView.setTypeface(typeface);
+                if (isTokenRow) {
+                    textView.setTextAppearance(context, theme.tokenRowFg);
+                    textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 4 * fontSizeSp / 3);
+                } else {
+                    textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
+                }
+                textView.setTextColor(textColorFg);
+                if (!htmlEntries.isEmpty()) {
+                    textView.setClickable(true);
+                    textView.setMovementMethod(LinkMovementMethod.getInstance());
+                }
+            }
+
+            textView.setBackgroundResource(hasMainEntry ? theme.tokenRowMainBg
+                                           : theme.tokenRowOtherBg);
+
+            // Make it so we can long-click on these token rows, too:
+            final Spannable textSpannable = new SpannableString(text);
+            createTokenLinkSpans(textView, textSpannable, text);
+
+            if (!htmlEntries.isEmpty()) {
+                final ClickableSpan clickableSpan = new ClickableSpan() {
+                    @Override
+                    public void onClick(View widget) {
+                    }
+                };
+                textSpannable.setSpan(clickableSpan, 0, text.length(),
+                        Spannable.SPAN_INCLUSIVE_INCLUSIVE);
+                textView.setOnClickListener(new OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        showHtml(htmlEntries, htmlTextToHighlight);
+                    }
+                });
+            }
+            textView.setText(textSpannable);
+            return textView;
+        }
+
+        private TextView getView(TokenRow row, ViewGroup parent, final TextView result) {
+            final IndexEntry indexEntry = row.getIndexEntry();
+            return getPossibleLinkToHtmlEntryView(true, indexEntry.token, row.hasMainEntry,
+                                                  indexEntry.htmlEntries, null, parent, result);
+        }
+
+        private TextView getView(HtmlEntry.Row row, ViewGroup parent, final TextView result) {
+            final HtmlEntry htmlEntry = row.getEntry();
+            final TokenRow tokenRow = row.getTokenRow(true);
+            return getPossibleLinkToHtmlEntryView(false,
+                                                  getString(R.string.seeAlso, htmlEntry.title, htmlEntry.entrySource.getName()),
+                                                  false, Collections.singletonList(htmlEntry), tokenRow.getToken(), parent,
+                                                  result);
+        }
+
+    }
+
+    private static final Pattern CHAR_DASH = Pattern.compile("['\\p{L}\\p{M}\\p{N}]+");
+
+    private void createTokenLinkSpans(final TextView textView, final Spannable spannable,
+                                      final String text) {
+        // Saw from the source code that LinkMovementMethod sets the selection!
+        // http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.3.1_r1/android/text/method/LinkMovementMethod.java#LinkMovementMethod
+        textView.setMovementMethod(LinkMovementMethod.getInstance());
+        final Matcher matcher = CHAR_DASH.matcher(text);
+        while (matcher.find()) {
+            spannable.setSpan(new NonLinkClickableSpan(), matcher.start(),
+                              matcher.end(),
+                              Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
+        }
+    }
+
+    private String selectedSpannableText = null;
+
+    private int selectedSpannableIndex = -1;
+
+    @Override
+    public boolean onTouchEvent(MotionEvent event) {
+        selectedSpannableText = null;
+        selectedSpannableIndex = -1;
+        return super.onTouchEvent(event);
+    }
+
+    private class TextViewLongClickListener implements OnLongClickListener {
+        final int index;
+
+        private TextViewLongClickListener(final int index) {
+            this.index = index;
+        }
+
+        @Override
+        public boolean onLongClick(final View v) {
+            final TextView textView = (TextView) v;
+            final int start = textView.getSelectionStart();
+            final int end = textView.getSelectionEnd();
+            if (start >= 0 && end >= 0) {
+                selectedSpannableText = textView.getText().subSequence(start, end).toString();
+                selectedSpannableIndex = index;
+            }
+            return false;
+        }
+    }
+
+    private final TextViewLongClickListener textViewLongClickListenerIndex0 = new TextViewLongClickListener(
+        0);
+
+    private final TextViewLongClickListener textViewLongClickListenerIndex1 = new TextViewLongClickListener(
+        1);
+
+    // --------------------------------------------------------------------------
+    // SearchText
+    // --------------------------------------------------------------------------
+
+    private void onSearchTextChange(final String text) {
+        if ("thadolina".equals(text)) {
+            final Dialog dialog = new Dialog(getListView().getContext());
+            dialog.setContentView(R.layout.thadolina_dialog);
+            dialog.setTitle("Ti amo, amore mio!");
+            final ImageView imageView = dialog.findViewById(R.id.thadolina_image);
+            imageView.setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    final Intent intent = new Intent(Intent.ACTION_VIEW);
+                    intent.setData(Uri.parse("https://sites.google.com/site/cfoxroxvday/vday2012"));
+                    startActivity(intent);
+                }
+            });
+            dialog.show();
+        }
+        if (dictRaf == null) {
+            Log.d(LOG, "searchText changed during shutdown, doing nothing.");
+            return;
+        }
+
+        // if (!searchView.hasFocus()) {
+        // Log.d(LOG, "searchText changed without focus, doing nothing.");
+        // return;
+        // }
+        Log.d(LOG, "onSearchTextChange: " + text);
+        if (currentSearchOperation != null) {
+            Log.d(LOG, "Interrupting currentSearchOperation.");
+            currentSearchOperation.interrupted.set(true);
+        }
+        currentSearchOperation = new SearchOperation(text, index);
+        searchExecutor.execute(currentSearchOperation);
+        ((FloatingActionButton)findViewById(R.id.floatSearchButton)).setImageResource(text.length() > 0 ? R.drawable.ic_clear_black_24dp : R.drawable.ic_search_black_24dp);
+        searchView.getSuggestionsAdapter().swapCursor(text.isEmpty() ? searchHistoryCursor : null);
+        searchView.getSuggestionsAdapter().notifyDataSetChanged();
+    }
+
+    // --------------------------------------------------------------------------
+    // Filtered results.
+    // --------------------------------------------------------------------------
+
+    private boolean isFiltered() {
+        return rowsToShow != null;
+    }
+
+    private void setFiltered(final SearchOperation searchOperation) {
+        if (nextWordMenuItem != null) {
+            nextWordMenuItem.setEnabled(false);
+            previousWordMenuItem.setEnabled(false);
+        }
+        rowsToShow = searchOperation.multiWordSearchResult;
+        setListAdapter(new IndexAdapter(index, rowsToShow, searchOperation.searchTokens));
+    }
+
+    private void clearFiltered() {
+        if (nextWordMenuItem != null) {
+            nextWordMenuItem.setEnabled(true);
+            previousWordMenuItem.setEnabled(true);
+        }
+        setListAdapter(new IndexAdapter(index));
+        rowsToShow = null;
     }
-  }
 
-}
\ No newline at end of file
+}