1 // Copyright 2011 Google Inc. All Rights Reserved.
2 // Some Parts Copyright 2013 Dominik Köppl
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
7 // http://www.apache.org/licenses/LICENSE-2.0
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
15 package com.hughes.android.dictionary;
17 import android.annotation.SuppressLint;
18 import android.app.Dialog;
19 import android.app.SearchManager;
20 import android.content.Context;
21 import android.content.Intent;
22 import android.content.SharedPreferences;
23 import android.content.pm.PackageManager;
24 import android.graphics.Color;
25 import android.graphics.Typeface;
26 import android.net.Uri;
27 import android.os.Bundle;
28 import android.os.Handler;
29 import android.preference.PreferenceManager;
30 import android.speech.tts.TextToSpeech;
31 import android.speech.tts.TextToSpeech.OnInitListener;
32 import android.support.annotation.NonNull;
33 import android.support.design.widget.FloatingActionButton;
34 import android.support.v4.view.MenuItemCompat;
35 import android.support.v7.app.ActionBar;
36 import android.support.v7.app.AppCompatActivity;
37 import android.support.v7.widget.SearchView;
38 import android.support.v7.widget.SearchView.OnQueryTextListener;
39 import android.support.v7.widget.Toolbar;
40 import android.text.ClipboardManager;
41 import android.text.InputType;
42 import android.text.Spannable;
43 import android.text.SpannableString;
44 import android.text.method.LinkMovementMethod;
45 import android.text.style.ClickableSpan;
46 import android.text.style.StyleSpan;
47 import android.util.DisplayMetrics;
48 import android.util.Log;
49 import android.util.TypedValue;
50 import android.view.ContextMenu;
51 import android.view.ContextMenu.ContextMenuInfo;
52 import android.view.Gravity;
53 import android.view.KeyEvent;
54 import android.view.Menu;
55 import android.view.MenuItem;
56 import android.view.MenuItem.OnMenuItemClickListener;
57 import android.view.MotionEvent;
58 import android.view.View;
59 import android.view.View.OnClickListener;
60 import android.view.View.OnLongClickListener;
61 import android.view.ViewGroup;
62 import android.view.WindowManager;
63 import android.view.inputmethod.EditorInfo;
64 import android.view.inputmethod.InputMethodManager;
65 import android.widget.AdapterView;
66 import android.widget.AdapterView.AdapterContextMenuInfo;
67 import android.widget.AdapterView.OnItemClickListener;
68 import android.widget.BaseAdapter;
69 import android.widget.Button;
70 import android.widget.FrameLayout;
71 import android.widget.ImageButton;
72 import android.widget.ImageView;
73 import android.widget.ImageView.ScaleType;
74 import android.widget.LinearLayout;
75 import android.widget.ListAdapter;
76 import android.widget.ListView;
77 import android.widget.TableLayout;
78 import android.widget.TableRow;
79 import android.widget.TextView;
80 import android.widget.Toast;
82 import com.hughes.android.dictionary.DictionaryInfo.IndexInfo;
83 import com.hughes.android.dictionary.engine.Dictionary;
84 import com.hughes.android.dictionary.engine.EntrySource;
85 import com.hughes.android.dictionary.engine.HtmlEntry;
86 import com.hughes.android.dictionary.engine.Index;
87 import com.hughes.android.dictionary.engine.Index.IndexEntry;
88 import com.hughes.android.dictionary.engine.PairEntry;
89 import com.hughes.android.dictionary.engine.PairEntry.Pair;
90 import com.hughes.android.dictionary.engine.RowBase;
91 import com.hughes.android.dictionary.engine.TokenRow;
92 import com.hughes.android.dictionary.engine.TransliteratorManager;
93 import com.hughes.android.util.IntentLauncher;
94 import com.hughes.android.util.NonLinkClickableSpan;
95 import com.hughes.util.StringUtil;
98 import java.io.FileWriter;
99 import java.io.IOException;
100 import java.io.PrintWriter;
101 import java.io.RandomAccessFile;
102 import java.nio.channels.FileChannel;
103 import java.text.SimpleDateFormat;
104 import java.util.Arrays;
105 import java.util.Collections;
106 import java.util.Date;
107 import java.util.HashMap;
108 import java.util.LinkedHashSet;
109 import java.util.List;
110 import java.util.Locale;
111 import java.util.Random;
112 import java.util.Set;
113 import java.util.concurrent.ExecutorService;
114 import java.util.concurrent.Executors;
115 import java.util.concurrent.ThreadFactory;
116 import java.util.concurrent.atomic.AtomicBoolean;
117 import java.util.regex.Matcher;
118 import java.util.regex.Pattern;
120 public class DictionaryActivity extends AppCompatActivity {
122 private static final String LOG = "QuickDic";
124 private DictionaryApplication application;
126 private File dictFile = null;
127 private FileChannel dictRaf = null;
128 private String dictFileTitleName = null;
130 private Dictionary dictionary = null;
132 private int indexIndex = 0;
134 private Index index = null;
136 private List<RowBase> rowsToShow = null; // if not null, just show these rows.
138 private final Random rand = new Random();
140 private final Handler uiHandler = new Handler();
142 private final ExecutorService searchExecutor = Executors.newSingleThreadExecutor(new ThreadFactory() {
144 public Thread newThread(@NonNull Runnable r) {
145 return new Thread(r, "searchExecutor");
149 private SearchOperation currentSearchOperation = null;
151 private TextToSpeech textToSpeech;
152 private volatile boolean ttsReady;
154 private Typeface typeface;
155 private DictionaryApplication.Theme theme = DictionaryApplication.Theme.LIGHT;
156 private int textColorFg = Color.BLACK;
157 private int fontSizeSp;
159 private ListView listView;
160 private ListView getListView() {
161 if (listView == null) {
162 listView = (ListView)findViewById(android.R.id.list);
167 private void setListAdapter(ListAdapter adapter) {
168 getListView().setAdapter(adapter);
171 private ListAdapter getListAdapter() {
172 return getListView().getAdapter();
175 private SearchView searchView;
176 private ImageButton languageButton;
177 private SearchView.OnQueryTextListener onQueryTextListener;
179 private MenuItem nextWordMenuItem;
180 private MenuItem previousWordMenuItem;
183 private File wordList = null;
184 private boolean saveOnlyFirstSubentry = false;
185 private boolean clickOpensContextMenu = false;
187 // Visible for testing.
188 private ListAdapter indexAdapter = null;
191 * For some languages, loading the transliterators used in this search takes
192 * a long time, so we fire it up on a different thread, and don't invoke it
193 * from the main thread until it's already finished once.
195 private volatile boolean indexPrepFinished = false;
197 public DictionaryActivity() {
200 public static Intent getLaunchIntent(Context c, final File dictFile, final String indexShortName,
201 final String searchToken) {
202 final Intent intent = new Intent(c, DictionaryActivity.class);
203 intent.putExtra(C.DICT_FILE, dictFile.getPath());
204 intent.putExtra(C.INDEX_SHORT_NAME, indexShortName);
205 intent.putExtra(C.SEARCH_TOKEN, searchToken);
206 intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
211 protected void onSaveInstanceState(final Bundle outState) {
212 super.onSaveInstanceState(outState);
213 Log.d(LOG, "onSaveInstanceState: " + searchView.getQuery().toString());
214 outState.putString(C.INDEX_SHORT_NAME, index.shortName);
215 outState.putString(C.SEARCH_TOKEN, searchView.getQuery().toString());
218 private int getMatchLen(String search, Index.IndexEntry e) {
219 if (e == null) return 0;
220 for (int i = 0; i < search.length(); ++i) {
221 String a = search.substring(0, i + 1);
222 String b = e.token.substring(0, i + 1);
223 if (!a.equalsIgnoreCase(b))
226 return search.length();
229 private void dictionaryOpenFail(Exception e) {
230 Log.e(LOG, "Unable to load dictionary.", e);
231 if (dictRaf != null) {
233 setListAdapter(null);
236 } catch (IOException e1) {
237 Log.e(LOG, "Unable to close dictRaf.", e1);
242 Toast.makeText(this, getString(R.string.invalidDictionary, "", e.getMessage()),
243 Toast.LENGTH_LONG).show();
244 startActivity(DictionaryManagerActivity.getLaunchIntent(getApplicationContext()));
249 public void onCreate(Bundle savedInstanceState) {
250 DictionaryApplication.INSTANCE.init(getApplicationContext());
251 application = DictionaryApplication.INSTANCE;
252 // This needs to be before super.onCreate, otherwise ActionbarSherlock
253 // doesn't makes the background of the actionbar white when you're
254 // in the dark theme.
255 setTheme(application.getSelectedTheme().themeId);
257 Log.d(LOG, "onCreate:" + this);
258 super.onCreate(savedInstanceState);
260 final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
262 // Don't auto-launch if this fails.
263 prefs.edit().remove(C.DICT_FILE).remove(C.INDEX_SHORT_NAME).commit();
265 setContentView(R.layout.dictionary_activity);
267 theme = application.getSelectedTheme();
268 textColorFg = getResources().getColor(theme.tokenRowFgColor);
270 if (dictRaf != null) {
273 } catch (IOException e) {
274 Log.e(LOG, "Failed to close dictionary", e);
279 final Intent intent = getIntent();
280 String intentAction = intent.getAction();
282 @author Dominik Köppl Querying the Intent
283 * com.hughes.action.ACTION_SEARCH_DICT is the advanced query
284 * Arguments: SearchManager.QUERY -> the phrase to search from
285 * -> language in which the phrase is written to -> to which
286 * language shall be translated
288 if (intentAction != null && intentAction.equals("com.hughes.action.ACTION_SEARCH_DICT")) {
289 String query = intent.getStringExtra(SearchManager.QUERY);
290 String from = intent.getStringExtra("from");
292 from = from.toLowerCase(Locale.US);
293 String to = intent.getStringExtra("to");
295 to = to.toLowerCase(Locale.US);
297 getIntent().putExtra(C.SEARCH_TOKEN, query);
299 if (intent.getStringExtra(C.DICT_FILE) == null && (from != null || to != null)) {
300 Log.d(LOG, "DictSearch: from: " + from + " to " + to);
301 List<DictionaryInfo> dicts = application.getDictionariesOnDevice(null);
302 for (DictionaryInfo info : dicts) {
303 boolean hasFrom = from == null;
304 boolean hasTo = to == null;
305 for (IndexInfo index : info.indexInfos) {
306 if (!hasFrom && index.shortName.toLowerCase(Locale.US).equals(from))
308 if (!hasTo && index.shortName.toLowerCase(Locale.US).equals(to))
311 if (hasFrom && hasTo) {
314 for (; which_index < info.indexInfos.size(); ++which_index) {
315 if (info.indexInfos.get(which_index).shortName.toLowerCase(
316 Locale.US).equals(from))
319 intent.putExtra(C.INDEX_SHORT_NAME,
320 info.indexInfos.get(which_index).shortName);
323 intent.putExtra(C.DICT_FILE, application.getPath(info.uncompressedFilename)
332 @author Dominik Köppl Querying the Intent Intent.ACTION_SEARCH is a
333 * simple query Arguments follow from android standard (see
336 if (intentAction != null && intentAction.equals(Intent.ACTION_SEARCH)) {
337 String query = intent.getStringExtra(SearchManager.QUERY);
339 getIntent().putExtra(C.SEARCH_TOKEN, query);
341 if (intentAction != null && intentAction.equals(Intent.ACTION_SEND)) {
342 String query = intent.getStringExtra(Intent.EXTRA_TEXT);
344 getIntent().putExtra(C.SEARCH_TOKEN, query);
347 * This processes text on M+ devices where QuickDic shows up in the context menu.
349 if (intentAction != null && intentAction.equals(Intent.ACTION_PROCESS_TEXT)) {
350 String query = intent.getStringExtra(Intent.EXTRA_PROCESS_TEXT);
352 getIntent().putExtra(C.SEARCH_TOKEN, query);
355 // Support opening dictionary file directly
356 if (intentAction != null && intentAction.equals(Intent.ACTION_VIEW)) {
357 Uri uri = intent.getData();
358 intent.putExtra(C.DICT_FILE, uri.toString());
359 dictFileTitleName = uri.getLastPathSegment();
361 dictRaf = getContentResolver().openAssetFileDescriptor(uri, "r").createInputStream().getChannel();
362 } catch (Exception e) {
363 dictionaryOpenFail(e);
368 @author Dominik Köppl If no dictionary is chosen, use the default
369 * dictionary specified in the preferences If this step does
370 * fail (no default dictionary specified), show a toast and
373 if (intent.getStringExtra(C.DICT_FILE) == null) {
374 String dictfile = prefs.getString(getString(R.string.defaultDicKey), null);
375 if (dictfile != null)
376 intent.putExtra(C.DICT_FILE, application.getPath(dictfile).toString());
378 String dictFilename = intent.getStringExtra(C.DICT_FILE);
379 if (dictFilename == null && intent.getStringExtra(C.SEARCH_TOKEN) != null) {
380 final List<DictionaryInfo> dics = application.getDictionariesOnDevice(null);
381 final String search = intent.getStringExtra(C.SEARCH_TOKEN);
382 String bestFname = null;
383 String bestIndex = null;
384 int bestMatchLen = 2; // ignore shorter matches
385 AtomicBoolean dummy = new AtomicBoolean();
386 for (int i = 0; dictFilename == null && i < dics.size(); ++i) {
388 Log.d(LOG, "Checking dictionary " + dics.get(i).uncompressedFilename);
389 final File dictfile = application.getPath(dics.get(i).uncompressedFilename);
390 Dictionary dic = new Dictionary(new RandomAccessFile(dictfile, "r").getChannel());
391 for (int j = 0; j < dic.indices.size(); ++j) {
392 Index idx = dic.indices.get(j);
393 Log.d(LOG, "Checking index " + idx.shortName);
394 if (idx.findExact(search) != null) {
395 Log.d(LOG, "Found exact match");
396 dictFilename = dictfile.toString();
397 intent.putExtra(C.INDEX_SHORT_NAME, idx.shortName);
400 int matchLen = getMatchLen(search, idx.findInsertionPoint(search, dummy));
401 Log.d(LOG, "Found partial match length " + matchLen);
402 if (matchLen > bestMatchLen) {
403 bestFname = dictfile.toString();
404 bestIndex = idx.shortName;
405 bestMatchLen = matchLen;
408 } catch (Exception e) {}
410 if (dictFilename == null && bestFname != null) {
411 dictFilename = bestFname;
412 intent.putExtra(C.INDEX_SHORT_NAME, bestIndex);
416 if (dictFilename == null) {
418 Toast.makeText(this, getString(R.string.no_dict_file), Toast.LENGTH_LONG).show();
419 startActivity(DictionaryManagerActivity.getLaunchIntent(getApplicationContext()));
424 dictFile = new File(dictFilename);
427 textToSpeech = new TextToSpeech(getApplicationContext(), new OnInitListener() {
429 public void onInit(int status) {
431 updateTTSLanguage(indexIndex);
436 if (dictRaf == null) {
437 dictFileTitleName = application.getDictionaryName(dictFile.getName());
438 dictRaf = new RandomAccessFile(dictFile, "r").getChannel();
440 this.setTitle("QuickDic: " + dictFileTitleName);
441 dictionary = new Dictionary(dictRaf);
442 } catch (Exception e) {
443 dictionaryOpenFail(e);
446 String targetIndex = intent.getStringExtra(C.INDEX_SHORT_NAME);
447 if (savedInstanceState != null && savedInstanceState.getString(C.INDEX_SHORT_NAME) != null) {
448 targetIndex = savedInstanceState.getString(C.INDEX_SHORT_NAME);
451 for (int i = 0; i < dictionary.indices.size(); ++i) {
452 if (dictionary.indices.get(i).shortName.equals(targetIndex)) {
457 Log.d(LOG, "Loading index " + indexIndex);
458 index = dictionary.indices.get(indexIndex);
459 getListView().setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
460 getListView().setEmptyView(findViewById(android.R.id.empty));
461 getListView().setOnItemClickListener(new OnItemClickListener() {
463 public void onItemClick(AdapterView<?> parent, View view, int row, long id) {
464 onListItemClick(getListView(), view, row, id);
468 setListAdapter(new IndexAdapter(index));
470 // Pre-load the Transliterator (will spawn its own thread)
471 TransliteratorManager.init(new TransliteratorManager.Callback() {
473 public void onTransliteratorReady() {
474 uiHandler.post(new Runnable() {
477 onSearchTextChange(searchView.getQuery().toString());
481 }, DictionaryApplication.threadBackground);
483 // Pre-load the collators.
484 new Thread(new Runnable() {
486 android.os.Process.setThreadPriority(android.os.Process.THREAD_PRIORITY_LESS_FAVORABLE);
487 final long startMillis = System.currentTimeMillis();
489 for (final Index index : dictionary.indices) {
490 final String searchToken = index.sortedIndexEntries.get(0).token;
491 final IndexEntry entry = index.findExact(searchToken);
492 if (entry == null || !searchToken.equals(entry.token)) {
493 Log.e(LOG, "Couldn't find token: " + searchToken + ", " + (entry == null ? "null" : entry.token));
496 indexPrepFinished = true;
497 } catch (Exception e) {
499 "Exception while prepping. This can happen if dictionary is closed while search is happening.");
501 Log.d(LOG, "Prepping indices took:" + (System.currentTimeMillis() - startMillis));
505 String fontName = prefs.getString(getString(R.string.fontKey), "FreeSerif.otf.jpg");
508 typeface = Typeface.DEFAULT;
511 typeface = Typeface.SERIF;
514 typeface = Typeface.SANS_SERIF;
517 typeface = Typeface.MONOSPACE;
520 if ("FreeSerif.ttf.jpg".equals(fontName)) {
521 fontName = "FreeSerif.otf.jpg";
524 typeface = Typeface.createFromAsset(getAssets(), fontName);
525 } catch (Exception e) {
526 Log.w(LOG, "Exception trying to use typeface, using default.", e);
528 Toast.makeText(this, getString(R.string.fontFailure, e.getLocalizedMessage()),
529 Toast.LENGTH_LONG).show();
533 if (typeface == null) {
534 Log.w(LOG, "Unable to create typeface, using default.");
535 typeface = Typeface.DEFAULT;
537 final String fontSize = prefs.getString(getString(R.string.fontSizeKey), "14");
539 fontSizeSp = Integer.parseInt(fontSize.trim());
540 } catch (NumberFormatException e) {
545 registerForContextMenu(getListView());
548 wordList = application.getWordListFile();
549 saveOnlyFirstSubentry = prefs.getBoolean(getString(R.string.saveOnlyFirstSubentryKey),
551 clickOpensContextMenu = prefs.getBoolean(getString(R.string.clickOpensContextMenuKey),
552 !getPackageManager().hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN));
553 Log.d(LOG, "wordList=" + wordList + ", saveOnlyFirstSubentry=" + saveOnlyFirstSubentry);
555 onCreateSetupActionBarAndSearchView();
557 View floatSwapButton = findViewById(R.id.floatSwapButton);
558 floatSwapButton.setOnLongClickListener(new OnLongClickListener() {
560 public boolean onLongClick(View v) {
561 onLanguageButtonLongClick(v.getContext());
566 // Set the search text from the intent, then the saved state.
567 String text = getIntent().getStringExtra(C.SEARCH_TOKEN);
568 if (savedInstanceState != null) {
569 text = savedInstanceState.getString(C.SEARCH_TOKEN);
574 setSearchText(text, true);
575 Log.d(LOG, "Trying to restore searchText=" + text);
577 setDictionaryPrefs(this, dictFile, index.shortName);
580 searchView.requestFocus();
582 // http://stackoverflow.com/questions/2833057/background-listview-becomes-black-when-scrolling
583 // getListView().setCacheColorHint(0);
586 private void onCreateSetupActionBarAndSearchView() {
587 ActionBar actionBar = getSupportActionBar();
588 actionBar.setDisplayShowTitleEnabled(false);
589 actionBar.setDisplayShowHomeEnabled(false);
590 actionBar.setDisplayHomeAsUpEnabled(false);
592 final LinearLayout customSearchView = new LinearLayout(getSupportActionBar().getThemedContext());
594 final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
595 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
596 customSearchView.setLayoutParams(layoutParams);
598 languageButton = new ImageButton(customSearchView.getContext());
599 languageButton.setId(R.id.languageButton);
600 languageButton.setScaleType(ScaleType.FIT_CENTER);
601 languageButton.setOnClickListener(new OnClickListener() {
603 public void onClick(View v) {
604 onLanguageButtonLongClick(v.getContext());
607 languageButton.setAdjustViewBounds(true);
608 LinearLayout.LayoutParams lpb = new LinearLayout.LayoutParams(application.languageButtonPixels, LinearLayout.LayoutParams.MATCH_PARENT);
609 customSearchView.addView(languageButton, lpb);
611 searchView = new SearchView(getSupportActionBar().getThemedContext());
612 searchView.setId(R.id.searchView);
614 // Get rid of search icon, it takes up too much space.
615 // There is still text saying "search" in the search field.
616 searchView.setIconifiedByDefault(true);
617 searchView.setIconified(false);
619 searchView.setQueryHint(getString(R.string.searchText));
620 searchView.setSubmitButtonEnabled(false);
621 searchView.setInputType(InputType.TYPE_CLASS_TEXT);
622 searchView.setImeOptions(
623 EditorInfo.IME_ACTION_DONE |
624 EditorInfo.IME_FLAG_NO_EXTRACT_UI |
625 // EditorInfo.IME_FLAG_NO_FULLSCREEN | // Requires API
627 EditorInfo.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
628 onQueryTextListener = new OnQueryTextListener() {
630 public boolean onQueryTextSubmit(String query) {
631 Log.d(LOG, "OnQueryTextListener: onQueryTextSubmit: " + searchView.getQuery());
637 public boolean onQueryTextChange(String newText) {
638 Log.d(LOG, "OnQueryTextListener: onQueryTextChange: " + searchView.getQuery());
639 onSearchTextChange(searchView.getQuery().toString());
643 searchView.setOnQueryTextListener(onQueryTextListener);
644 searchView.setFocusable(true);
645 LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(0,
646 FrameLayout.LayoutParams.WRAP_CONTENT, 1);
647 customSearchView.addView(searchView, lp);
649 actionBar.setCustomView(customSearchView);
650 actionBar.setDisplayShowCustomEnabled(true);
652 // Avoid wasting space on large left inset
653 Toolbar tb = (Toolbar)customSearchView.getParent();
654 tb.setContentInsetsRelative(0, 0);
656 getListView().setNextFocusLeftId(R.id.searchView);
657 findViewById(R.id.floatSwapButton).setNextFocusRightId(R.id.languageButton);
658 languageButton.setNextFocusLeftId(R.id.floatSwapButton);
662 protected void onResume() {
663 Log.d(LOG, "onResume");
665 if (PreferenceActivity.prefsMightHaveChanged) {
666 PreferenceActivity.prefsMightHaveChanged = false;
668 startActivity(getIntent());
674 * Invoked when MyWebView returns, since the user might have clicked some
675 * hypertext in the MyWebView.
678 protected void onActivityResult(int requestCode, int resultCode, Intent result) {
679 super.onActivityResult(requestCode, resultCode, result);
680 if (result != null && result.hasExtra(C.SEARCH_TOKEN)) {
681 Log.d(LOG, "onActivityResult: " + result.getStringExtra(C.SEARCH_TOKEN));
682 jumpToTextFromHyperLink(result.getStringExtra(C.SEARCH_TOKEN), indexIndex);
686 private static void setDictionaryPrefs(final Context context, final File dictFile,
687 final String indexShortName) {
688 final SharedPreferences.Editor prefs = PreferenceManager.getDefaultSharedPreferences(
690 if (dictFile != null) {
691 prefs.putString(C.DICT_FILE, dictFile.getPath());
692 prefs.putString(C.INDEX_SHORT_NAME, indexShortName);
694 prefs.remove(C.SEARCH_TOKEN); // Don't need to save search token.
699 protected void onDestroy() {
701 if (dictRaf == null) {
705 final SearchOperation searchOperation = currentSearchOperation;
706 currentSearchOperation = null;
708 // Before we close the RAF, we have to wind the current search down.
709 if (searchOperation != null) {
710 Log.d(LOG, "Interrupting search to shut down.");
711 currentSearchOperation = null;
712 searchOperation.interrupted.set(true);
714 searchExecutor.shutdownNow();
715 textToSpeech.shutdown();
719 setListAdapter(null);
722 Log.d(LOG, "Closing RAF.");
724 } catch (IOException e) {
725 Log.e(LOG, "Failed to close dictionary", e);
730 // --------------------------------------------------------------------------
732 // --------------------------------------------------------------------------
734 private void showKeyboard() {
735 // For some reason, this doesn't always work the first time.
736 // One way to replicate the problem:
737 // Press the "task switch" button repeatedly to pause and resume
738 for (int delay = 1; delay <= 101; delay += 100) {
739 searchView.postDelayed(new Runnable() {
742 Log.d(LOG, "Trying to show soft keyboard.");
743 final boolean searchTextHadFocus = searchView.hasFocus();
744 searchView.requestFocusFromTouch();
745 final InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
746 manager.showSoftInput(searchView, InputMethodManager.SHOW_IMPLICIT);
747 if (!searchTextHadFocus) {
755 private void hideKeyboard() {
756 Log.d(LOG, "Hide soft keyboard.");
757 searchView.clearFocus();
758 InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
759 manager.hideSoftInputFromWindow(searchView.getWindowToken(), 0);
762 private void updateLangButton() {
763 final int flagId = IsoUtils.INSTANCE.getFlagIdForIsoCode(index.shortName);
765 languageButton.setImageResource(flagId);
767 if (indexIndex % 2 == 0) {
768 languageButton.setImageResource(android.R.drawable.ic_media_next);
770 languageButton.setImageResource(android.R.drawable.ic_media_previous);
773 updateTTSLanguage(indexIndex);
776 private void updateTTSLanguage(int i) {
777 if (!ttsReady || index == null || textToSpeech == null) {
778 Log.d(LOG, "Can't updateTTSLanguage.");
781 final Locale locale = new Locale(dictionary.indices.get(i).sortLanguage.getIsoCode());
782 Log.d(LOG, "Setting TTS locale to: " + locale);
784 final int ttsResult = textToSpeech.setLanguage(locale);
785 if (ttsResult != TextToSpeech.LANG_AVAILABLE &&
786 ttsResult != TextToSpeech.LANG_COUNTRY_AVAILABLE) {
787 Log.e(LOG, "TTS not available in this language: ttsResult=" + ttsResult);
789 } catch (Exception e) {
791 Toast.makeText(this, getString(R.string.TTSbroken), Toast.LENGTH_LONG).show();
795 public void onSearchButtonClick(View dummy) {
796 if (!searchView.hasFocus()) {
797 searchView.requestFocus();
799 if (searchView.getQuery().toString().length() > 0) {
800 searchView.setQuery("", false);
803 searchView.setIconified(false);
806 public void onLanguageButtonClick(View dummy) {
807 if (dictionary.indices.size() == 1) {
808 // No need to work to switch indices.
811 if (currentSearchOperation != null) {
812 currentSearchOperation.interrupted.set(true);
813 currentSearchOperation = null;
815 setIndexAndSearchText((indexIndex + 1) % dictionary.indices.size(),
816 searchView.getQuery().toString(), false);
819 private void onLanguageButtonLongClick(final Context context) {
820 final Dialog dialog = new Dialog(context);
821 dialog.setContentView(R.layout.select_dictionary_dialog);
822 dialog.setTitle(R.string.selectDictionary);
824 final List<DictionaryInfo> installedDicts = application.getDictionariesOnDevice(null);
826 ListView listView = dialog.findViewById(android.R.id.list);
827 final Button button = new Button(listView.getContext());
828 final String name = getString(R.string.dictionaryManager);
829 button.setText(name);
830 final IntentLauncher intentLauncher = new IntentLauncher(listView.getContext(),
831 DictionaryManagerActivity.getLaunchIntent(getApplicationContext())) {
833 protected void onGo() {
835 DictionaryActivity.this.finish();
838 button.setOnClickListener(intentLauncher);
839 listView.addHeaderView(button);
841 listView.setItemsCanFocus(true);
842 listView.setAdapter(new BaseAdapter() {
844 public View getView(int position, View convertView, ViewGroup parent) {
845 final DictionaryInfo dictionaryInfo = getItem(position);
847 final LinearLayout result = new LinearLayout(parent.getContext());
849 for (int i = 0; i < dictionaryInfo.indexInfos.size(); ++i) {
850 final IndexInfo indexInfo = dictionaryInfo.indexInfos.get(i);
851 final View button = IsoUtils.INSTANCE.createButton(parent.getContext(),
852 indexInfo, application.languageButtonPixels);
853 final IntentLauncher intentLauncher = new IntentLauncher(parent.getContext(),
854 getLaunchIntent(getApplicationContext(),
855 application.getPath(dictionaryInfo.uncompressedFilename),
856 indexInfo.shortName, searchView.getQuery().toString())) {
858 protected void onGo() {
860 DictionaryActivity.this.finish();
863 button.setOnClickListener(intentLauncher);
864 if (i == indexIndex && dictFile != null &&
865 dictFile.getName().equals(dictionaryInfo.uncompressedFilename)) {
866 button.setPressed(true);
868 result.addView(button);
871 final TextView nameView = new TextView(parent.getContext());
872 final String name = application
873 .getDictionaryName(dictionaryInfo.uncompressedFilename);
874 nameView.setText(name);
875 final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
876 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
877 layoutParams.width = 0;
878 layoutParams.weight = 1.0f;
879 nameView.setLayoutParams(layoutParams);
880 nameView.setGravity(Gravity.CENTER_VERTICAL);
881 result.addView(nameView);
886 public long getItemId(int position) {
891 public DictionaryInfo getItem(int position) {
892 return installedDicts.get(position);
896 public int getCount() {
897 return installedDicts.size();
903 private void onUpDownButton(final boolean up) {
907 final int firstVisibleRow = getListView().getFirstVisiblePosition();
908 final RowBase row = index.rows.get(firstVisibleRow);
909 final TokenRow tokenRow = row.getTokenRow(true);
910 final int destIndexEntry;
912 if (row != tokenRow) {
913 destIndexEntry = tokenRow.referenceIndex;
915 destIndexEntry = Math.max(tokenRow.referenceIndex - 1, 0);
919 destIndexEntry = Math.min(tokenRow.referenceIndex + 1, index.sortedIndexEntries.size() - 1);
921 final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
922 Log.d(LOG, "onUpDownButton, destIndexEntry=" + dest.token);
923 setSearchText(dest.token, false);
924 jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
928 private void onRandomWordButton() {
929 int destIndexEntry = rand.nextInt(index.sortedIndexEntries.size());
930 final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
931 setSearchText(dest.token, false);
932 jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
936 // --------------------------------------------------------------------------
938 // --------------------------------------------------------------------------
941 public boolean onCreateOptionsMenu(final Menu menu) {
943 if (PreferenceManager.getDefaultSharedPreferences(this)
944 .getBoolean(getString(R.string.showPrevNextButtonsKey), true)) {
946 nextWordMenuItem = menu.add(getString(R.string.nextWord))
947 .setIcon(R.drawable.arrow_down_float);
948 MenuItemCompat.setShowAsAction(nextWordMenuItem, MenuItem.SHOW_AS_ACTION_IF_ROOM);
949 nextWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
951 public boolean onMenuItemClick(MenuItem item) {
952 onUpDownButton(false);
958 previousWordMenuItem = menu.add(getString(R.string.previousWord))
959 .setIcon(R.drawable.arrow_up_float);
960 MenuItemCompat.setShowAsAction(previousWordMenuItem, MenuItem.SHOW_AS_ACTION_IF_ROOM);
961 previousWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
963 public boolean onMenuItemClick(MenuItem item) {
964 onUpDownButton(true);
970 final MenuItem randomWordMenuItem = menu.add(getString(R.string.randomWord));
971 randomWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
973 public boolean onMenuItemClick(MenuItem item) {
974 onRandomWordButton();
980 final MenuItem dictionaryManager = menu.add(getString(R.string.dictionaryManager));
981 MenuItemCompat.setShowAsAction(dictionaryManager, MenuItem.SHOW_AS_ACTION_NEVER);
982 dictionaryManager.setOnMenuItemClickListener(new OnMenuItemClickListener() {
983 public boolean onMenuItemClick(final MenuItem menuItem) {
984 startActivity(DictionaryManagerActivity.getLaunchIntent(getApplicationContext()));
992 final MenuItem aboutDictionary = menu.add(getString(R.string.aboutDictionary));
993 MenuItemCompat.setShowAsAction(aboutDictionary, MenuItem.SHOW_AS_ACTION_NEVER);
994 aboutDictionary.setOnMenuItemClickListener(new OnMenuItemClickListener() {
995 public boolean onMenuItemClick(final MenuItem menuItem) {
996 final Context context = getListView().getContext();
997 final Dialog dialog = new Dialog(context);
998 dialog.setContentView(R.layout.about_dictionary_dialog);
999 final TextView textView = dialog.findViewById(R.id.text);
1001 dialog.setTitle(dictFileTitleName);
1003 final StringBuilder builder = new StringBuilder();
1004 final DictionaryInfo dictionaryInfo = dictionary.getDictionaryInfo();
1005 if (dictionaryInfo != null) {
1007 dictionaryInfo.uncompressedBytes = dictRaf.size();
1008 } catch (IOException e) {
1010 builder.append(dictionaryInfo.dictInfo).append("\n\n");
1011 if (dictFile != null) {
1012 builder.append(getString(R.string.dictionaryPath, dictFile.getPath()))
1016 getString(R.string.dictionarySize, dictionaryInfo.uncompressedBytes))
1019 getString(R.string.dictionaryCreationTime,
1020 dictionaryInfo.creationMillis)).append("\n");
1021 for (final IndexInfo indexInfo : dictionaryInfo.indexInfos) {
1022 builder.append("\n");
1023 builder.append(getString(R.string.indexName, indexInfo.shortName))
1026 getString(R.string.mainTokenCount, indexInfo.mainTokenCount))
1029 builder.append("\n");
1030 builder.append(getString(R.string.sources)).append("\n");
1031 for (final EntrySource source : dictionary.sources) {
1033 getString(R.string.sourceInfo, source.getName(),
1034 source.getNumEntries())).append("\n");
1037 textView.setText(builder.toString());
1040 final WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
1041 layoutParams.width = WindowManager.LayoutParams.MATCH_PARENT;
1042 layoutParams.height = WindowManager.LayoutParams.MATCH_PARENT;
1043 dialog.getWindow().setAttributes(layoutParams);
1049 DictionaryApplication.onCreateGlobalOptionsMenu(this, menu);
1054 // --------------------------------------------------------------------------
1055 // Context Menu + clicks
1056 // --------------------------------------------------------------------------
1059 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
1060 final AdapterContextMenuInfo adapterContextMenuInfo = (AdapterContextMenuInfo) menuInfo;
1061 final RowBase row = (RowBase) getListAdapter().getItem(adapterContextMenuInfo.position);
1063 if (clickOpensContextMenu && (row instanceof HtmlEntry.Row ||
1064 (row instanceof TokenRow && ((TokenRow)row).getIndexEntry().htmlEntries.size() > 0))) {
1065 final List<HtmlEntry> html = row instanceof TokenRow ? ((TokenRow)row).getIndexEntry().htmlEntries : Collections.singletonList(((HtmlEntry.Row)row).getEntry());
1066 final String highlight = row instanceof HtmlEntry.Row ? row.getTokenRow(true).getToken() : null;
1067 final MenuItem open = menu.add("Open");
1068 open.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
1069 public boolean onMenuItemClick(MenuItem item) {
1070 showHtml(html, highlight);
1076 final android.view.MenuItem addToWordlist = menu.add(getString(R.string.addToWordList,
1077 wordList.getName()));
1079 .setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1080 public boolean onMenuItemClick(android.view.MenuItem item) {
1081 onAppendToWordList(row);
1086 final android.view.MenuItem share = menu.add("Share");
1087 share.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1088 public boolean onMenuItemClick(android.view.MenuItem item) {
1089 Intent shareIntent = new Intent(android.content.Intent.ACTION_SEND);
1090 shareIntent.setType("text/plain");
1091 shareIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, row.getTokenRow(true)
1093 shareIntent.putExtra(android.content.Intent.EXTRA_TEXT,
1094 row.getRawText(saveOnlyFirstSubentry));
1095 startActivity(shareIntent);
1100 final android.view.MenuItem copy = menu.add(android.R.string.copy);
1101 copy.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1102 public boolean onMenuItemClick(android.view.MenuItem item) {
1108 if (selectedSpannableText != null) {
1109 final String selectedText = selectedSpannableText;
1110 final android.view.MenuItem searchForSelection = menu.add(getString(
1111 R.string.searchForSelection,
1112 selectedSpannableText));
1114 .setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1115 public boolean onMenuItemClick(android.view.MenuItem item) {
1116 jumpToTextFromHyperLink(selectedText, selectedSpannableIndex);
1120 // Rats, this won't be shown:
1121 //searchForSelection.setIcon(R.drawable.abs__ic_search);
1124 if ((row instanceof TokenRow || selectedSpannableText != null) && ttsReady) {
1125 final android.view.MenuItem speak = menu.add(R.string.speak);
1126 final String textToSpeak = row instanceof TokenRow ? ((TokenRow) row).getToken() : selectedSpannableText;
1127 updateTTSLanguage(row instanceof TokenRow ? indexIndex : selectedSpannableIndex);
1128 speak.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1130 public boolean onMenuItemClick(android.view.MenuItem item) {
1131 textToSpeech.speak(textToSpeak, TextToSpeech.QUEUE_FLUSH,
1132 new HashMap<String, String>());
1137 if (row instanceof PairEntry.Row && ttsReady) {
1138 final List<Pair> pairs = ((PairEntry.Row)row).getEntry().pairs;
1139 final MenuItem speakLeft = menu.add(R.string.speak_left);
1140 speakLeft.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1142 public boolean onMenuItemClick(android.view.MenuItem item) {
1143 int idx = index.swapPairEntries ? 1 : 0;
1144 updateTTSLanguage(idx);
1146 for (Pair p : pairs) text += p.get(idx);
1147 text = text.replaceAll("\\{[^{}]*\\}", "").replace("{", "").replace("}", "");
1148 textToSpeech.speak(text, TextToSpeech.QUEUE_FLUSH,
1149 new HashMap<String, String>());
1153 final MenuItem speakRight = menu.add(R.string.speak_right);
1154 speakRight.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1156 public boolean onMenuItemClick(android.view.MenuItem item) {
1157 int idx = index.swapPairEntries ? 0 : 1;
1158 updateTTSLanguage(idx);
1160 for (Pair p : pairs) text += p.get(idx);
1161 text = text.replaceAll("\\{[^{}]*\\}", "").replace("{", "").replace("}", "");
1162 textToSpeech.speak(text, TextToSpeech.QUEUE_FLUSH,
1163 new HashMap<String, String>());
1170 private void jumpToTextFromHyperLink(
1171 final String selectedText, final int defaultIndexToUse) {
1172 int indexToUse = -1;
1174 for (int i = 0; i < dictionary.indices.size(); ++i) {
1175 final Index index = dictionary.indices.get(i);
1176 if (indexPrepFinished) {
1177 System.out.println("Doing index lookup: on " + selectedText);
1178 final IndexEntry indexEntry = index.findExact(selectedText);
1179 if (indexEntry != null) {
1180 final TokenRow tokenRow = index.rows.get(indexEntry.startRow)
1181 .getTokenRow(false);
1182 if (tokenRow != null && tokenRow.hasMainEntry) {
1188 Log.w(LOG, "Skipping findExact on index " + index.shortName);
1191 if (numFound != 1) {
1192 indexToUse = defaultIndexToUse;
1194 // Without this extra delay, the call to jumpToRow that this
1195 // invokes doesn't always actually have any effect.
1196 final int actualIndexToUse = indexToUse;
1197 getListView().postDelayed(new Runnable() {
1200 setIndexAndSearchText(actualIndexToUse, selectedText, true);
1206 * Called when user clicks outside of search text, so that they can start
1207 * typing again immediately.
1209 private void defocusSearchText() {
1210 // Log.d(LOG, "defocusSearchText");
1211 // Request focus so that if we start typing again, it clears the text
1213 getListView().requestFocus();
1215 // Visual indication that a new keystroke will clear the search text.
1216 // Doesn't seem to work unless searchText has focus.
1217 // searchView.selectAll();
1220 private void onListItemClick(ListView l, View v, int rowIdx, long id) {
1221 defocusSearchText();
1222 if (clickOpensContextMenu && dictRaf != null) {
1225 final RowBase row = (RowBase)getListAdapter().getItem(rowIdx);
1226 if (!(row instanceof PairEntry.Row)) {
1232 @SuppressLint("SimpleDateFormat")
1233 private void onAppendToWordList(final RowBase row) {
1234 defocusSearchText();
1236 final StringBuilder rawText = new StringBuilder();
1237 rawText.append(new SimpleDateFormat("yyyy.MM.dd HH:mm:ss").format(new Date())).append("\t");
1238 rawText.append(index.longName).append("\t");
1239 rawText.append(row.getTokenRow(true).getToken()).append("\t");
1240 rawText.append(row.getRawText(saveOnlyFirstSubentry));
1241 Log.d(LOG, "Writing : " + rawText);
1244 wordList.getParentFile().mkdirs();
1245 final PrintWriter out = new PrintWriter(new FileWriter(wordList, true));
1246 out.println(rawText.toString());
1248 } catch (Exception e) {
1249 Log.e(LOG, "Unable to append to " + wordList.getAbsolutePath(), e);
1251 Toast.makeText(this,
1252 getString(R.string.failedAddingToWordList, wordList.getAbsolutePath()),
1253 Toast.LENGTH_LONG).show();
1257 @SuppressWarnings("deprecation")
1258 private void onCopy(final RowBase row) {
1259 defocusSearchText();
1261 Log.d(LOG, "Copy, row=" + row);
1262 final StringBuilder result = new StringBuilder();
1263 result.append(row.getRawText(false));
1264 final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
1265 clipboardManager.setText(result.toString());
1266 Log.d(LOG, "Copied: " + result);
1270 public boolean onKeyDown(final int keyCode, final KeyEvent event) {
1271 if (event.getUnicodeChar() != 0) {
1272 if (!searchView.hasFocus()) {
1273 setSearchText("" + (char) event.getUnicodeChar(), true);
1274 searchView.requestFocus();
1278 if (keyCode == KeyEvent.KEYCODE_BACK) {
1279 // Log.d(LOG, "Clearing dictionary prefs.");
1280 // Pretend that we just autolaunched so that we won't do it again.
1281 // DictionaryManagerActivity.lastAutoLaunchMillis =
1282 // System.currentTimeMillis();
1284 if (keyCode == KeyEvent.KEYCODE_ENTER) {
1285 Log.d(LOG, "Trying to hide soft keyboard.");
1286 final InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
1287 View focus = getCurrentFocus();
1288 if (inputManager != null && focus != null) {
1289 inputManager.hideSoftInputFromWindow(focus.getWindowToken(),
1290 InputMethodManager.HIDE_NOT_ALWAYS);
1294 return super.onKeyDown(keyCode, event);
1297 private void setIndexAndSearchText(int newIndex, String newSearchText, boolean hideKeyboard) {
1298 Log.d(LOG, "Changing index to: " + newIndex);
1299 if (newIndex == -1) {
1300 Log.e(LOG, "Invalid index.");
1303 if (newIndex != indexIndex) {
1304 indexIndex = newIndex;
1305 index = dictionary.indices.get(indexIndex);
1306 indexAdapter = new IndexAdapter(index);
1307 setListAdapter(indexAdapter);
1308 Log.d(LOG, "changingIndex, newLang=" + index.longName);
1309 setDictionaryPrefs(this, dictFile, index.shortName);
1312 setSearchText(newSearchText, true, hideKeyboard);
1315 private void setSearchText(final String text, final boolean triggerSearch, boolean hideKeyboard) {
1316 Log.d(LOG, "setSearchText, text=" + text + ", triggerSearch=" + triggerSearch);
1317 // Disable the listener, because sometimes it doesn't work.
1318 searchView.setOnQueryTextListener(null);
1319 searchView.setQuery(text, false);
1320 searchView.setOnQueryTextListener(onQueryTextListener);
1322 if (triggerSearch) {
1323 onSearchTextChange(text);
1326 // We don't want to show virtual keyboard when we're changing searchView text programatically:
1332 private void setSearchText(final String text, final boolean triggerSearch) {
1333 setSearchText(text, triggerSearch, true);
1336 // --------------------------------------------------------------------------
1338 // --------------------------------------------------------------------------
1340 private void searchFinished(final SearchOperation searchOperation) {
1341 if (searchOperation.interrupted.get()) {
1342 Log.d(LOG, "Search operation was interrupted: " + searchOperation);
1345 if (searchOperation != this.currentSearchOperation) {
1346 Log.d(LOG, "Stale searchOperation finished: " + searchOperation);
1350 final Index.IndexEntry searchResult = searchOperation.searchResult;
1351 Log.d(LOG, "searchFinished: " + searchOperation + ", searchResult=" + searchResult);
1353 currentSearchOperation = null;
1354 uiHandler.postDelayed(new Runnable() {
1357 if (currentSearchOperation == null) {
1358 if (searchResult != null) {
1362 jumpToRow(searchResult.startRow);
1363 } else if (searchOperation.multiWordSearchResult != null) {
1364 // Multi-row search....
1365 setFiltered(searchOperation);
1367 throw new IllegalStateException("This should never happen.");
1370 Log.d(LOG, "More coming, waiting for currentSearchOperation.");
1376 private final void jumpToRow(final int row) {
1377 Log.d(LOG, "jumpToRow: " + row + ", refocusSearchText=" + false);
1378 // getListView().requestFocusFromTouch();
1379 getListView().setSelectionFromTop(row, 0);
1380 getListView().setSelected(true);
1383 private static final Pattern WHITESPACE = Pattern.compile("\\s+");
1385 final class SearchOperation implements Runnable {
1387 final AtomicBoolean interrupted = new AtomicBoolean(false);
1389 final String searchText;
1391 List<String> searchTokens; // filled in for multiWord.
1395 long searchStartMillis;
1397 Index.IndexEntry searchResult;
1399 List<RowBase> multiWordSearchResult;
1401 boolean done = false;
1403 SearchOperation(final String searchText, final Index index) {
1404 this.searchText = StringUtil.normalizeWhitespace(searchText);
1408 public String toString() {
1409 return String.format("SearchOperation(%s,%s)", searchText, interrupted.toString());
1415 searchStartMillis = System.currentTimeMillis();
1416 final String[] searchTokenArray = WHITESPACE.split(searchText);
1417 if (searchTokenArray.length == 1) {
1418 searchResult = index.findInsertionPoint(searchText, interrupted);
1420 searchTokens = Arrays.asList(searchTokenArray);
1421 multiWordSearchResult = index.multiWordSearch(searchText, searchTokens,
1425 "searchText=" + searchText + ", searchDuration="
1426 + (System.currentTimeMillis() - searchStartMillis)
1427 + ", interrupted=" + interrupted.get());
1428 if (!interrupted.get()) {
1429 uiHandler.post(new Runnable() {
1432 searchFinished(SearchOperation.this);
1436 Log.d(LOG, "interrupted, skipping searchFinished.");
1438 } catch (Exception e) {
1439 Log.e(LOG, "Failure during search (can happen during Activity close): " + e.getMessage());
1441 synchronized (this) {
1449 // --------------------------------------------------------------------------
1451 // --------------------------------------------------------------------------
1453 private void showHtml(final List<HtmlEntry> htmlEntries, final String htmlTextToHighlight) {
1454 String html = HtmlEntry.htmlBody(htmlEntries, index.shortName);
1455 // Log.d(LOG, "html=" + html);
1456 startActivityForResult(
1457 HtmlDisplayActivity.getHtmlIntent(getApplicationContext(), String.format(
1458 "<html><head><meta name=\"viewport\" content=\"width=device-width\"></head><body>%s</body></html>", html),
1459 htmlTextToHighlight, false),
1463 final class IndexAdapter extends BaseAdapter {
1465 private static final float PADDING_DEFAULT_DP = 8;
1467 private static final float PADDING_LARGE_DP = 16;
1471 final List<RowBase> rows;
1473 final Set<String> toHighlight;
1475 private int mPaddingDefault;
1477 private int mPaddingLarge;
1479 IndexAdapter(final Index index) {
1482 this.toHighlight = null;
1486 IndexAdapter(final Index index, final List<RowBase> rows, final List<String> toHighlight) {
1489 this.toHighlight = new LinkedHashSet<>(toHighlight);
1493 private void getMetrics() {
1495 // Get the screen's density scale
1496 // The previous method getResources().getDisplayMetrics()
1497 // used to occasionally trigger a null pointer exception,
1498 // so try this instead.
1499 // As it still crashes, add a fallback
1501 DisplayMetrics dm = new DisplayMetrics();
1502 getWindowManager().getDefaultDisplay().getMetrics(dm);
1504 } catch (NullPointerException ignored)
1506 // Convert the dps to pixels, based on density scale
1507 mPaddingDefault = (int) (PADDING_DEFAULT_DP * scale + 0.5f);
1508 mPaddingLarge = (int) (PADDING_LARGE_DP * scale + 0.5f);
1512 public int getCount() {
1517 public RowBase getItem(int position) {
1518 return rows.get(position);
1522 public long getItemId(int position) {
1523 return getItem(position).index();
1527 public int getViewTypeCount() {
1532 public int getItemViewType(int position) {
1533 final RowBase row = getItem(position);
1534 if (row instanceof PairEntry.Row) {
1535 final PairEntry entry = ((PairEntry.Row)row).getEntry();
1536 final int rowCount = entry.pairs.size();
1537 return rowCount > 1 ? 1 : 0;
1538 } else if (row instanceof TokenRow) {
1539 final IndexEntry indexEntry = ((TokenRow)row).getIndexEntry();
1540 return indexEntry.htmlEntries.isEmpty() ? 2 : 3;
1541 } else if (row instanceof HtmlEntry.Row) {
1544 throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
1549 public View getView(int position, View convertView, ViewGroup parent) {
1550 final RowBase row = getItem(position);
1551 if (row instanceof PairEntry.Row) {
1552 return getView(position, (PairEntry.Row) row, parent, (TableLayout)convertView);
1553 } else if (row instanceof TokenRow) {
1554 return getView((TokenRow) row, parent, (TextView)convertView);
1555 } else if (row instanceof HtmlEntry.Row) {
1556 return getView((HtmlEntry.Row) row, parent, (TextView)convertView);
1558 throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
1562 private void addBoldSpans(String token, String col1Text, Spannable col1Spannable) {
1564 while ((startPos = col1Text.indexOf(token, startPos)) != -1) {
1565 col1Spannable.setSpan(new StyleSpan(Typeface.BOLD), startPos, startPos
1566 + token.length(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
1567 startPos += token.length();
1571 private TableLayout getView(final int position, PairEntry.Row row, ViewGroup parent,
1572 TableLayout result) {
1573 final Context context = parent.getContext();
1574 final PairEntry entry = row.getEntry();
1575 final int rowCount = entry.pairs.size();
1576 if (result == null) {
1577 result = new TableLayout(context);
1578 result.setStretchAllColumns(true);
1579 // Because we have a Button inside a ListView row:
1580 // http://groups.google.com/group/android-developers/browse_thread/thread/3d96af1530a7d62a?pli=1
1581 result.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
1582 result.setClickable(true);
1583 result.setFocusable(false);
1584 result.setLongClickable(true);
1585 // result.setBackgroundResource(android.R.drawable.menuitem_background);
1587 result.setBackgroundResource(theme.normalRowBg);
1588 } else if (result.getChildCount() > rowCount) {
1589 result.removeViews(rowCount, result.getChildCount() - rowCount);
1592 for (int r = result.getChildCount(); r < rowCount; ++r) {
1593 final TableRow.LayoutParams layoutParams = new TableRow.LayoutParams(0, LinearLayout.LayoutParams.WRAP_CONTENT);
1594 layoutParams.leftMargin = mPaddingLarge;
1596 final TableRow tableRow = new TableRow(result.getContext());
1598 final TextView col1 = new TextView(tableRow.getContext());
1599 final TextView col2 = new TextView(tableRow.getContext());
1600 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
1601 col1.setTextIsSelectable(true);
1602 col2.setTextIsSelectable(true);
1604 col1.setTextColor(textColorFg);
1605 col2.setTextColor(textColorFg);
1610 col1.setTypeface(typeface);
1611 col2.setTypeface(typeface);
1612 col1.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1613 col2.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1614 // col2.setBackgroundResource(theme.otherLangBg);
1616 if (index.swapPairEntries) {
1617 col2.setOnLongClickListener(textViewLongClickListenerIndex0);
1618 col1.setOnLongClickListener(textViewLongClickListenerIndex1);
1620 col1.setOnLongClickListener(textViewLongClickListenerIndex0);
1621 col2.setOnLongClickListener(textViewLongClickListenerIndex1);
1624 // Set the columns in the table.
1626 tableRow.addView(col1, layoutParams);
1627 tableRow.addView(col2, layoutParams);
1629 for (int i = 0; i < 2; i++) {
1630 final TextView bullet = new TextView(tableRow.getContext());
1631 bullet.setText(" • ");
1632 LinearLayout wrapped = new LinearLayout(context);
1633 wrapped.setOrientation(LinearLayout.HORIZONTAL);
1634 LinearLayout.LayoutParams p1 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT, 0);
1635 wrapped.addView(bullet, p1);
1636 LinearLayout.LayoutParams p2 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT, 1);
1637 wrapped.addView(i == 0 ? col1 : col2, p2);
1638 tableRow.addView(wrapped, layoutParams);
1642 result.addView(tableRow);
1645 for (int r = 0; r < rowCount; ++r) {
1646 final TableRow tableRow = (TableRow)result.getChildAt(r);
1647 View left = tableRow.getChildAt(0);
1648 View right = tableRow.getChildAt(1);
1650 left = ((ViewGroup)left).getChildAt(1);
1651 right = ((ViewGroup)right).getChildAt(1);
1653 final TextView col1 = (TextView)left;
1654 final TextView col2 = (TextView)right;
1656 // Set what's in the columns.
1657 final Pair pair = entry.pairs.get(r);
1658 final String col1Text = index.swapPairEntries ? pair.lang2 : pair.lang1;
1659 final String col2Text = index.swapPairEntries ? pair.lang1 : pair.lang2;
1660 final Spannable col1Spannable = new SpannableString(col1Text);
1661 final Spannable col2Spannable = new SpannableString(col2Text);
1663 // Bold the token instances in col1.
1664 if (toHighlight != null) {
1665 for (final String token : toHighlight) {
1666 addBoldSpans(token, col1Text, col1Spannable);
1669 addBoldSpans(row.getTokenRow(true).getToken(), col1Text, col1Spannable);
1671 createTokenLinkSpans(col1, col1Spannable, col1Text);
1672 createTokenLinkSpans(col2, col2Spannable, col2Text);
1674 col1.setText(col1Spannable);
1675 col2.setText(col2Spannable);
1678 result.setOnClickListener(new TextView.OnClickListener() {
1680 public void onClick(View v) {
1681 DictionaryActivity.this.onListItemClick(getListView(), v, position, position);
1688 private TextView getPossibleLinkToHtmlEntryView(final boolean isTokenRow,
1689 final String text, final boolean hasMainEntry, final List<HtmlEntry> htmlEntries,
1690 final String htmlTextToHighlight, ViewGroup parent, TextView textView) {
1691 final Context context = parent.getContext();
1692 if (textView == null) {
1693 textView = new TextView(context);
1694 // set up things invariant across one ItemViewType
1695 // ItemViewTypes handled here are:
1696 // 2: isTokenRow == true, htmlEntries.isEmpty() == true
1697 // 3: isTokenRow == true, htmlEntries.isEmpty() == false
1698 // 4: isTokenRow == false, htmlEntries.isEmpty() == false
1699 textView.setPadding(isTokenRow ? mPaddingDefault : mPaddingLarge, mPaddingDefault, mPaddingDefault, 0);
1700 textView.setOnLongClickListener(indexIndex > 0 ? textViewLongClickListenerIndex1 : textViewLongClickListenerIndex0);
1701 textView.setLongClickable(true);
1703 textView.setTypeface(typeface);
1705 textView.setTextAppearance(context, theme.tokenRowFg);
1706 textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 4 * fontSizeSp / 3);
1708 textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1710 textView.setTextColor(textColorFg);
1711 if (!htmlEntries.isEmpty()) {
1712 textView.setClickable(true);
1713 textView.setMovementMethod(LinkMovementMethod.getInstance());
1717 textView.setBackgroundResource(hasMainEntry ? theme.tokenRowMainBg
1718 : theme.tokenRowOtherBg);
1720 // Make it so we can long-click on these token rows, too:
1721 final Spannable textSpannable = new SpannableString(text);
1722 createTokenLinkSpans(textView, textSpannable, text);
1724 if (!htmlEntries.isEmpty()) {
1725 final ClickableSpan clickableSpan = new ClickableSpan() {
1727 public void onClick(View widget) {
1730 textSpannable.setSpan(clickableSpan, 0, text.length(),
1731 Spannable.SPAN_INCLUSIVE_INCLUSIVE);
1732 textView.setOnClickListener(new OnClickListener() {
1734 public void onClick(View v) {
1735 showHtml(htmlEntries, htmlTextToHighlight);
1739 textView.setText(textSpannable);
1743 private TextView getView(TokenRow row, ViewGroup parent, final TextView result) {
1744 final IndexEntry indexEntry = row.getIndexEntry();
1745 return getPossibleLinkToHtmlEntryView(true, indexEntry.token, row.hasMainEntry,
1746 indexEntry.htmlEntries, null, parent, result);
1749 private TextView getView(HtmlEntry.Row row, ViewGroup parent, final TextView result) {
1750 final HtmlEntry htmlEntry = row.getEntry();
1751 final TokenRow tokenRow = row.getTokenRow(true);
1752 return getPossibleLinkToHtmlEntryView(false,
1753 getString(R.string.seeAlso, htmlEntry.title, htmlEntry.entrySource.getName()),
1754 false, Collections.singletonList(htmlEntry), tokenRow.getToken(), parent,
1760 private static final Pattern CHAR_DASH = Pattern.compile("['\\p{L}\\p{M}\\p{N}]+");
1762 private void createTokenLinkSpans(final TextView textView, final Spannable spannable,
1763 final String text) {
1764 // Saw from the source code that LinkMovementMethod sets the selection!
1765 // http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.3.1_r1/android/text/method/LinkMovementMethod.java#LinkMovementMethod
1766 textView.setMovementMethod(LinkMovementMethod.getInstance());
1767 final Matcher matcher = CHAR_DASH.matcher(text);
1768 while (matcher.find()) {
1769 spannable.setSpan(new NonLinkClickableSpan(), matcher.start(),
1771 Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
1775 private String selectedSpannableText = null;
1777 private int selectedSpannableIndex = -1;
1780 public boolean onTouchEvent(MotionEvent event) {
1781 selectedSpannableText = null;
1782 selectedSpannableIndex = -1;
1783 return super.onTouchEvent(event);
1786 private class TextViewLongClickListener implements OnLongClickListener {
1789 private TextViewLongClickListener(final int index) {
1794 public boolean onLongClick(final View v) {
1795 final TextView textView = (TextView) v;
1796 final int start = textView.getSelectionStart();
1797 final int end = textView.getSelectionEnd();
1798 if (start >= 0 && end >= 0) {
1799 selectedSpannableText = textView.getText().subSequence(start, end).toString();
1800 selectedSpannableIndex = index;
1806 private final TextViewLongClickListener textViewLongClickListenerIndex0 = new TextViewLongClickListener(
1809 private final TextViewLongClickListener textViewLongClickListenerIndex1 = new TextViewLongClickListener(
1812 // --------------------------------------------------------------------------
1814 // --------------------------------------------------------------------------
1816 private void onSearchTextChange(final String text) {
1817 if ("thadolina".equals(text)) {
1818 final Dialog dialog = new Dialog(getListView().getContext());
1819 dialog.setContentView(R.layout.thadolina_dialog);
1820 dialog.setTitle("Ti amo, amore mio!");
1821 final ImageView imageView = dialog.findViewById(R.id.thadolina_image);
1822 imageView.setOnClickListener(new OnClickListener() {
1824 public void onClick(View v) {
1825 final Intent intent = new Intent(Intent.ACTION_VIEW);
1826 intent.setData(Uri.parse("https://sites.google.com/site/cfoxroxvday/vday2012"));
1827 startActivity(intent);
1832 if (dictRaf == null) {
1833 Log.d(LOG, "searchText changed during shutdown, doing nothing.");
1837 // if (!searchView.hasFocus()) {
1838 // Log.d(LOG, "searchText changed without focus, doing nothing.");
1841 Log.d(LOG, "onSearchTextChange: " + text);
1842 if (currentSearchOperation != null) {
1843 Log.d(LOG, "Interrupting currentSearchOperation.");
1844 currentSearchOperation.interrupted.set(true);
1846 currentSearchOperation = new SearchOperation(text, index);
1847 searchExecutor.execute(currentSearchOperation);
1848 ((FloatingActionButton)findViewById(R.id.floatSearchButton)).setImageResource(text.length() > 0 ? R.drawable.ic_clear_black_24dp : R.drawable.ic_search_black_24dp);
1851 // --------------------------------------------------------------------------
1852 // Filtered results.
1853 // --------------------------------------------------------------------------
1855 private boolean isFiltered() {
1856 return rowsToShow != null;
1859 private void setFiltered(final SearchOperation searchOperation) {
1860 if (nextWordMenuItem != null) {
1861 nextWordMenuItem.setEnabled(false);
1862 previousWordMenuItem.setEnabled(false);
1864 rowsToShow = searchOperation.multiWordSearchResult;
1865 setListAdapter(new IndexAdapter(index, rowsToShow, searchOperation.searchTokens));
1868 private void clearFiltered() {
1869 if (nextWordMenuItem != null) {
1870 nextWordMenuItem.setEnabled(true);
1871 previousWordMenuItem.setEnabled(true);
1873 setListAdapter(new IndexAdapter(index));