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.design.widget.FloatingActionButton;
33 import android.support.v4.view.MenuItemCompat;
34 import android.support.v7.app.ActionBar;
35 import android.support.v7.app.ActionBarActivity;
36 import android.support.v7.widget.SearchView;
37 import android.support.v7.widget.SearchView.OnQueryTextListener;
38 import android.support.v7.widget.Toolbar;
39 import android.text.ClipboardManager;
40 import android.text.InputType;
41 import android.text.Spannable;
42 import android.text.SpannableString;
43 import android.text.method.LinkMovementMethod;
44 import android.text.style.ClickableSpan;
45 import android.text.style.StyleSpan;
46 import android.util.DisplayMetrics;
47 import android.util.Log;
48 import android.util.TypedValue;
49 import android.view.ContextMenu;
50 import android.view.ContextMenu.ContextMenuInfo;
51 import android.view.Gravity;
52 import android.view.KeyEvent;
53 import android.view.Menu;
54 import android.view.MenuItem;
55 import android.view.MenuItem.OnMenuItemClickListener;
56 import android.view.MotionEvent;
57 import android.view.View;
58 import android.view.View.OnClickListener;
59 import android.view.View.OnLongClickListener;
60 import android.view.ViewGroup;
61 import android.view.WindowManager;
62 import android.view.inputmethod.EditorInfo;
63 import android.view.inputmethod.InputMethodManager;
64 import android.widget.AdapterView;
65 import android.widget.AdapterView.AdapterContextMenuInfo;
66 import android.widget.AdapterView.OnItemClickListener;
67 import android.widget.BaseAdapter;
68 import android.widget.Button;
69 import android.widget.FrameLayout;
70 import android.widget.ImageButton;
71 import android.widget.ImageView;
72 import android.widget.ImageView.ScaleType;
73 import android.widget.LinearLayout;
74 import android.widget.ListAdapter;
75 import android.widget.ListView;
76 import android.widget.TableLayout;
77 import android.widget.TableRow;
78 import android.widget.TextView;
79 import android.widget.TextView.BufferType;
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.Language.LanguageResources;
89 import com.hughes.android.dictionary.engine.PairEntry;
90 import com.hughes.android.dictionary.engine.PairEntry.Pair;
91 import com.hughes.android.dictionary.engine.RowBase;
92 import com.hughes.android.dictionary.engine.TokenRow;
93 import com.hughes.android.dictionary.engine.TransliteratorManager;
94 import com.hughes.android.util.IntentLauncher;
95 import com.hughes.android.util.NonLinkClickableSpan;
96 import com.hughes.util.StringUtil;
99 import java.io.FileWriter;
100 import java.io.IOException;
101 import java.io.PrintWriter;
102 import java.io.RandomAccessFile;
103 import java.nio.channels.FileChannel;
104 import java.text.SimpleDateFormat;
105 import java.util.Arrays;
106 import java.util.Collections;
107 import java.util.Date;
108 import java.util.HashMap;
109 import java.util.LinkedHashSet;
110 import java.util.List;
111 import java.util.Locale;
112 import java.util.Random;
113 import java.util.Set;
114 import java.util.concurrent.Executor;
115 import java.util.concurrent.ExecutorService;
116 import java.util.concurrent.Executors;
117 import java.util.concurrent.ThreadFactory;
118 import java.util.concurrent.atomic.AtomicBoolean;
119 import java.util.regex.Matcher;
120 import java.util.regex.Pattern;
122 public class DictionaryActivity extends ActionBarActivity {
124 static final String LOG = "QuickDic";
126 DictionaryApplication application;
128 File dictFile = null;
129 FileChannel dictRaf = null;
130 String dictFileTitleName = null;
132 Dictionary dictionary = null;
138 List<RowBase> rowsToShow = null; // if not null, just show these rows.
140 final Random rand = new Random();
142 final Handler uiHandler = new Handler();
144 private final ExecutorService searchExecutor = Executors.newSingleThreadExecutor(new ThreadFactory() {
146 public Thread newThread(Runnable r) {
147 return new Thread(r, "searchExecutor");
151 private SearchOperation currentSearchOperation = null;
153 TextToSpeech textToSpeech;
154 volatile boolean ttsReady;
157 DictionaryApplication.Theme theme = DictionaryApplication.Theme.LIGHT;
158 int textColorFg = Color.BLACK;
161 private ListView listView;
162 private ListView getListView() {
163 if (listView == null) {
164 listView = (ListView)findViewById(android.R.id.list);
169 private void setListAdapter(ListAdapter adapter) {
170 getListView().setAdapter(adapter);
173 private ListAdapter getListAdapter() {
174 return getListView().getAdapter();
177 SearchView searchView;
178 ImageButton languageButton;
179 SearchView.OnQueryTextListener onQueryTextListener;
181 MenuItem nextWordMenuItem, previousWordMenuItem, randomWordMenuItem;
184 private File wordList = null;
185 private boolean saveOnlyFirstSubentry = false;
186 private boolean clickOpensContextMenu = false;
188 // Visible for testing.
189 ListAdapter indexAdapter = null;
192 * For some languages, loading the transliterators used in this search takes
193 * a long time, so we fire it up on a different thread, and don't invoke it
194 * from the main thread until it's already finished once.
196 private volatile boolean indexPrepFinished = false;
198 public DictionaryActivity() {
201 public static Intent getLaunchIntent(Context c, final File dictFile, final String indexShortName,
202 final String searchToken) {
203 final Intent intent = new Intent(c, DictionaryActivity.class);
204 intent.putExtra(C.DICT_FILE, dictFile.getPath());
205 intent.putExtra(C.INDEX_SHORT_NAME, indexShortName);
206 intent.putExtra(C.SEARCH_TOKEN, searchToken);
207 intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
212 protected void onSaveInstanceState(final Bundle outState) {
213 super.onSaveInstanceState(outState);
214 Log.d(LOG, "onSaveInstanceState: " + searchView.getQuery().toString());
215 outState.putString(C.INDEX_SHORT_NAME, index.shortName);
216 outState.putString(C.SEARCH_TOKEN, searchView.getQuery().toString());
219 private int getMatchLen(String search, Index.IndexEntry e) {
220 if (e == null) return 0;
221 for (int i = 0; i < search.length(); ++i) {
222 String a = search.substring(0, i + 1);
223 String b = e.token.substring(0, i + 1);
224 if (!a.equalsIgnoreCase(b))
227 return search.length();
230 private void dictionaryOpenFail(Exception e) {
231 Log.e(LOG, "Unable to load dictionary.", e);
232 if (dictRaf != null) {
234 setListAdapter(null);
237 } catch (IOException e1) {
238 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) {
417 Toast.makeText(this, getString(R.string.no_dict_file), Toast.LENGTH_LONG).show();
418 startActivity(DictionaryManagerActivity.getLaunchIntent(getApplicationContext()));
422 if (dictRaf == null && dictFilename != null)
423 dictFile = new File(dictFilename);
426 textToSpeech = new TextToSpeech(getApplicationContext(), new OnInitListener() {
428 public void onInit(int status) {
430 updateTTSLanguage(indexIndex);
435 if (dictRaf == null) {
436 dictFileTitleName = application.getDictionaryName(dictFile.getName());
437 dictRaf = new RandomAccessFile(dictFile, "r").getChannel();
439 this.setTitle("QuickDic: " + dictFileTitleName);
440 dictionary = new Dictionary(dictRaf);
441 } catch (Exception e) {
442 dictionaryOpenFail(e);
445 String targetIndex = intent.getStringExtra(C.INDEX_SHORT_NAME);
446 if (savedInstanceState != null && savedInstanceState.getString(C.INDEX_SHORT_NAME) != null) {
447 targetIndex = savedInstanceState.getString(C.INDEX_SHORT_NAME);
450 for (int i = 0; i < dictionary.indices.size(); ++i) {
451 if (dictionary.indices.get(i).shortName.equals(targetIndex)) {
456 Log.d(LOG, "Loading index " + indexIndex);
457 index = dictionary.indices.get(indexIndex);
458 getListView().setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
459 getListView().setEmptyView(findViewById(android.R.id.empty));
460 getListView().setOnItemClickListener(new OnItemClickListener() {
462 public void onItemClick(AdapterView<?> parent, View view, int row, long id) {
463 onListItemClick(getListView(), view, row, id);
467 setListAdapter(new IndexAdapter(index));
469 // Pre-load the Transliterator (will spawn its own thread)
470 TransliteratorManager.init(new TransliteratorManager.Callback() {
472 public void onTransliteratorReady() {
473 uiHandler.post(new Runnable() {
476 onSearchTextChange(searchView.getQuery().toString());
480 }, DictionaryApplication.threadBackground);
482 // Pre-load the collators.
483 new Thread(new Runnable() {
485 android.os.Process.setThreadPriority(android.os.Process.THREAD_PRIORITY_LESS_FAVORABLE);
486 final long startMillis = System.currentTimeMillis();
488 for (final Index index : dictionary.indices) {
489 final String searchToken = index.sortedIndexEntries.get(0).token;
490 final IndexEntry entry = index.findExact(searchToken);
491 if (entry == null || !searchToken.equals(entry.token)) {
492 Log.e(LOG, "Couldn't find token: " + searchToken + ", " + (entry == null ? "null" : entry.token));
495 indexPrepFinished = true;
496 } catch (Exception e) {
498 "Exception while prepping. This can happen if dictionary is closed while search is happening.");
500 Log.d(LOG, "Prepping indices took:" + (System.currentTimeMillis() - startMillis));
504 String fontName = prefs.getString(getString(R.string.fontKey), "FreeSerif.otf.jpg");
505 if ("SYSTEM".equals(fontName)) {
506 typeface = Typeface.DEFAULT;
507 } else if ("SERIF".equals(fontName)) {
508 typeface = Typeface.SERIF;
509 } else if ("SANS_SERIF".equals(fontName)) {
510 typeface = Typeface.SANS_SERIF;
511 } else if ("MONOSPACE".equals(fontName)) {
512 typeface = Typeface.MONOSPACE;
514 if ("FreeSerif.ttf.jpg".equals(fontName)) {
515 fontName = "FreeSerif.otf.jpg";
518 typeface = Typeface.createFromAsset(getAssets(), fontName);
519 } catch (Exception e) {
520 Log.w(LOG, "Exception trying to use typeface, using default.", e);
521 Toast.makeText(this, getString(R.string.fontFailure, e.getLocalizedMessage()),
522 Toast.LENGTH_LONG).show();
525 if (typeface == null) {
526 Log.w(LOG, "Unable to create typeface, using default.");
527 typeface = Typeface.DEFAULT;
529 final String fontSize = prefs.getString(getString(R.string.fontSizeKey), "14");
531 fontSizeSp = Integer.parseInt(fontSize.trim());
532 } catch (NumberFormatException e) {
537 registerForContextMenu(getListView());
540 wordList = application.getWordListFile();
541 saveOnlyFirstSubentry = prefs.getBoolean(getString(R.string.saveOnlyFirstSubentryKey),
543 clickOpensContextMenu = prefs.getBoolean(getString(R.string.clickOpensContextMenuKey),
544 !getPackageManager().hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN));
545 Log.d(LOG, "wordList=" + wordList + ", saveOnlyFirstSubentry=" + saveOnlyFirstSubentry);
547 onCreateSetupActionBarAndSearchView();
549 View floatSwapButton = findViewById(R.id.floatSwapButton);
550 floatSwapButton.setOnLongClickListener(new OnLongClickListener() {
552 public boolean onLongClick(View v) {
553 onLanguageButtonLongClick(v.getContext());
558 // Set the search text from the intent, then the saved state.
559 String text = getIntent().getStringExtra(C.SEARCH_TOKEN);
560 if (savedInstanceState != null) {
561 text = savedInstanceState.getString(C.SEARCH_TOKEN);
566 setSearchText(text, true);
567 Log.d(LOG, "Trying to restore searchText=" + text);
569 setDictionaryPrefs(this, dictFile, index.shortName);
572 searchView.requestFocus();
574 // http://stackoverflow.com/questions/2833057/background-listview-becomes-black-when-scrolling
575 // getListView().setCacheColorHint(0);
578 private void onCreateSetupActionBarAndSearchView() {
579 ActionBar actionBar = getSupportActionBar();
580 actionBar.setDisplayShowTitleEnabled(false);
581 actionBar.setDisplayShowHomeEnabled(false);
582 actionBar.setDisplayHomeAsUpEnabled(false);
584 final LinearLayout customSearchView = new LinearLayout(getSupportActionBar().getThemedContext());
586 final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
587 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
588 customSearchView.setLayoutParams(layoutParams);
590 languageButton = new ImageButton(customSearchView.getContext());
591 languageButton.setId(R.id.languageButton);
592 languageButton.setScaleType(ScaleType.FIT_CENTER);
593 languageButton.setOnClickListener(new OnClickListener() {
595 public void onClick(View v) {
596 onLanguageButtonLongClick(v.getContext());
599 languageButton.setAdjustViewBounds(true);
600 LinearLayout.LayoutParams lpb = new LinearLayout.LayoutParams(application.languageButtonPixels, LinearLayout.LayoutParams.MATCH_PARENT);
601 customSearchView.addView(languageButton, lpb);
603 searchView = new SearchView(getSupportActionBar().getThemedContext());
604 searchView.setId(R.id.searchView);
606 // Get rid of search icon, it takes up too much space.
607 // There is still text saying "search" in the search field.
608 searchView.setIconifiedByDefault(true);
609 searchView.setIconified(false);
611 searchView.setQueryHint(getString(R.string.searchText));
612 searchView.setSubmitButtonEnabled(false);
613 searchView.setInputType(InputType.TYPE_CLASS_TEXT);
614 searchView.setImeOptions(
615 EditorInfo.IME_ACTION_DONE |
616 EditorInfo.IME_FLAG_NO_EXTRACT_UI |
617 // EditorInfo.IME_FLAG_NO_FULLSCREEN | // Requires API
619 EditorInfo.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
620 onQueryTextListener = new OnQueryTextListener() {
622 public boolean onQueryTextSubmit(String query) {
623 Log.d(LOG, "OnQueryTextListener: onQueryTextSubmit: " + searchView.getQuery());
629 public boolean onQueryTextChange(String newText) {
630 Log.d(LOG, "OnQueryTextListener: onQueryTextChange: " + searchView.getQuery());
631 onSearchTextChange(searchView.getQuery().toString());
635 searchView.setOnQueryTextListener(onQueryTextListener);
636 searchView.setFocusable(true);
637 LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(0,
638 FrameLayout.LayoutParams.WRAP_CONTENT, 1);
639 customSearchView.addView(searchView, lp);
641 actionBar.setCustomView(customSearchView);
642 actionBar.setDisplayShowCustomEnabled(true);
644 // Avoid wasting space on large left inset
645 Toolbar tb = (Toolbar)customSearchView.getParent();
646 tb.setContentInsetsRelative(0, 0);
648 getListView().setNextFocusLeftId(R.id.searchView);
649 findViewById(R.id.floatSwapButton).setNextFocusRightId(R.id.languageButton);
650 languageButton.setNextFocusLeftId(R.id.floatSwapButton);
654 protected void onResume() {
655 Log.d(LOG, "onResume");
657 if (PreferenceActivity.prefsMightHaveChanged) {
658 PreferenceActivity.prefsMightHaveChanged = false;
660 startActivity(getIntent());
666 protected void onPause() {
672 * Invoked when MyWebView returns, since the user might have clicked some
673 * hypertext in the MyWebView.
675 protected void onActivityResult(int requestCode, int resultCode, Intent result) {
676 super.onActivityResult(requestCode, resultCode, result);
677 if (result != null && result.hasExtra(C.SEARCH_TOKEN)) {
678 Log.d(LOG, "onActivityResult: " + result.getStringExtra(C.SEARCH_TOKEN));
679 jumpToTextFromHyperLink(result.getStringExtra(C.SEARCH_TOKEN), indexIndex);
683 private static void setDictionaryPrefs(final Context context, final File dictFile,
684 final String indexShortName) {
685 final SharedPreferences.Editor prefs = PreferenceManager.getDefaultSharedPreferences(
687 if (dictFile != null) {
688 prefs.putString(C.DICT_FILE, dictFile.getPath());
689 prefs.putString(C.INDEX_SHORT_NAME, indexShortName);
691 prefs.remove(C.SEARCH_TOKEN); // Don't need to save search token.
696 protected void onDestroy() {
698 if (dictRaf == null) {
702 final SearchOperation searchOperation = currentSearchOperation;
703 currentSearchOperation = null;
705 // Before we close the RAF, we have to wind the current search down.
706 if (searchOperation != null) {
707 Log.d(LOG, "Interrupting search to shut down.");
708 currentSearchOperation = null;
709 searchOperation.interrupted.set(true);
711 searchExecutor.shutdownNow();
712 textToSpeech.shutdown();
716 setListAdapter(null);
719 Log.d(LOG, "Closing RAF.");
721 } catch (IOException e) {
722 Log.e(LOG, "Failed to close dictionary", e);
727 // --------------------------------------------------------------------------
729 // --------------------------------------------------------------------------
731 private void showKeyboard() {
732 // For some reason, this doesn't always work the first time.
733 // One way to replicate the problem:
734 // Press the "task switch" button repeatedly to pause and resume
735 for (int delay = 1; delay <= 101; delay += 100) {
736 searchView.postDelayed(new Runnable() {
739 Log.d(LOG, "Trying to show soft keyboard.");
740 final boolean searchTextHadFocus = searchView.hasFocus();
741 searchView.requestFocusFromTouch();
742 final InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
743 manager.showSoftInput(searchView, InputMethodManager.SHOW_IMPLICIT);
744 if (!searchTextHadFocus) {
752 private void hideKeyboard() {
753 Log.d(LOG, "Hide soft keyboard.");
754 searchView.clearFocus();
755 InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
756 manager.hideSoftInputFromWindow(searchView.getWindowToken(), 0);
759 void updateLangButton() {
760 final int flagId = IsoUtils.INSTANCE.getFlagIdForIsoCode(index.shortName);
762 languageButton.setImageResource(flagId);
764 if (indexIndex % 2 == 0) {
765 languageButton.setImageResource(android.R.drawable.ic_media_next);
767 languageButton.setImageResource(android.R.drawable.ic_media_previous);
770 updateTTSLanguage(indexIndex);
773 private void updateTTSLanguage(int i) {
774 if (!ttsReady || index == null || textToSpeech == null) {
775 Log.d(LOG, "Can't updateTTSLanguage.");
778 final Locale locale = new Locale(dictionary.indices.get(i).sortLanguage.getIsoCode());
779 Log.d(LOG, "Setting TTS locale to: " + locale);
781 final int ttsResult = textToSpeech.setLanguage(locale);
782 if (ttsResult != TextToSpeech.LANG_AVAILABLE &&
783 ttsResult != TextToSpeech.LANG_COUNTRY_AVAILABLE) {
784 Log.e(LOG, "TTS not available in this language: ttsResult=" + ttsResult);
786 } catch (Exception e) {
787 Toast.makeText(this, getString(R.string.TTSbroken), Toast.LENGTH_LONG).show();
791 public void onSearchButtonClick(View dummy) {
792 if (!searchView.hasFocus()) {
793 searchView.requestFocus();
795 if (searchView.getQuery().toString().length() > 0) {
796 searchView.setQuery("", false);
799 searchView.setIconified(false);
802 public void onLanguageButtonClick(View dummy) {
803 if (dictionary.indices.size() == 1) {
804 // No need to work to switch indices.
807 if (currentSearchOperation != null) {
808 currentSearchOperation.interrupted.set(true);
809 currentSearchOperation = null;
811 setIndexAndSearchText((indexIndex + 1) % dictionary.indices.size(),
812 searchView.getQuery().toString(), false);
815 void onLanguageButtonLongClick(final Context context) {
816 final Dialog dialog = new Dialog(context);
817 dialog.setContentView(R.layout.select_dictionary_dialog);
818 dialog.setTitle(R.string.selectDictionary);
820 final List<DictionaryInfo> installedDicts = application.getDictionariesOnDevice(null);
822 ListView listView = (ListView) dialog.findViewById(android.R.id.list);
823 final Button button = new Button(listView.getContext());
824 final String name = getString(R.string.dictionaryManager);
825 button.setText(name);
826 final IntentLauncher intentLauncher = new IntentLauncher(listView.getContext(),
827 DictionaryManagerActivity.getLaunchIntent(getApplicationContext())) {
829 protected void onGo() {
831 DictionaryActivity.this.finish();
834 button.setOnClickListener(intentLauncher);
835 listView.addHeaderView(button);
837 listView.setItemsCanFocus(true);
838 listView.setAdapter(new BaseAdapter() {
840 public View getView(int position, View convertView, ViewGroup parent) {
841 final DictionaryInfo dictionaryInfo = getItem(position);
843 final LinearLayout result = new LinearLayout(parent.getContext());
845 for (int i = 0; dictionaryInfo.indexInfos != null && i < dictionaryInfo.indexInfos.size(); ++i) {
846 final IndexInfo indexInfo = dictionaryInfo.indexInfos.get(i);
847 final View button = IsoUtils.INSTANCE.createButton(parent.getContext(),
848 dictionaryInfo, indexInfo, application.languageButtonPixels);
849 final IntentLauncher intentLauncher = new IntentLauncher(parent.getContext(),
850 getLaunchIntent(getApplicationContext(),
851 application.getPath(dictionaryInfo.uncompressedFilename),
852 indexInfo.shortName, searchView.getQuery().toString())) {
854 protected void onGo() {
856 DictionaryActivity.this.finish();
859 button.setOnClickListener(intentLauncher);
860 if (i == indexIndex && dictFile != null &&
861 dictFile.getName().equals(dictionaryInfo.uncompressedFilename)) {
862 button.setPressed(true);
864 result.addView(button);
867 final TextView nameView = new TextView(parent.getContext());
868 final String name = application
869 .getDictionaryName(dictionaryInfo.uncompressedFilename);
870 nameView.setText(name);
871 final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
872 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
873 layoutParams.width = 0;
874 layoutParams.weight = 1.0f;
875 nameView.setLayoutParams(layoutParams);
876 nameView.setGravity(Gravity.CENTER_VERTICAL);
877 result.addView(nameView);
882 public long getItemId(int position) {
887 public DictionaryInfo getItem(int position) {
888 return installedDicts.get(position);
892 public int getCount() {
893 return installedDicts.size();
899 void onUpDownButton(final boolean up) {
903 final int firstVisibleRow = getListView().getFirstVisiblePosition();
904 final RowBase row = index.rows.get(firstVisibleRow);
905 final TokenRow tokenRow = row.getTokenRow(true);
906 final int destIndexEntry;
908 if (row != tokenRow) {
909 destIndexEntry = tokenRow.referenceIndex;
911 destIndexEntry = Math.max(tokenRow.referenceIndex - 1, 0);
915 destIndexEntry = Math.min(tokenRow.referenceIndex + 1, index.sortedIndexEntries.size() - 1);
917 final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
918 Log.d(LOG, "onUpDownButton, destIndexEntry=" + dest.token);
919 setSearchText(dest.token, false);
920 jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
924 void onRandomWordButton() {
925 int destIndexEntry = rand.nextInt(index.sortedIndexEntries.size());
926 final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
927 setSearchText(dest.token, false);
928 jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
932 // --------------------------------------------------------------------------
934 // --------------------------------------------------------------------------
936 final Random random = new Random();
939 public boolean onCreateOptionsMenu(final Menu menu) {
941 if (PreferenceManager.getDefaultSharedPreferences(this)
942 .getBoolean(getString(R.string.showPrevNextButtonsKey), true)) {
944 nextWordMenuItem = menu.add(getString(R.string.nextWord))
945 .setIcon(R.drawable.arrow_down_float);
946 MenuItemCompat.setShowAsAction(nextWordMenuItem, MenuItem.SHOW_AS_ACTION_IF_ROOM);
947 nextWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
949 public boolean onMenuItemClick(MenuItem item) {
950 onUpDownButton(false);
956 previousWordMenuItem = menu.add(getString(R.string.previousWord))
957 .setIcon(R.drawable.arrow_up_float);
958 MenuItemCompat.setShowAsAction(previousWordMenuItem, MenuItem.SHOW_AS_ACTION_IF_ROOM);
959 previousWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
961 public boolean onMenuItemClick(MenuItem item) {
962 onUpDownButton(true);
968 randomWordMenuItem = menu.add(getString(R.string.randomWord));
969 randomWordMenuItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
971 public boolean onMenuItemClick(MenuItem item) {
972 onRandomWordButton();
977 application.onCreateGlobalOptionsMenu(this, menu);
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 = (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);
1052 // --------------------------------------------------------------------------
1053 // Context Menu + clicks
1054 // --------------------------------------------------------------------------
1057 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
1058 final AdapterContextMenuInfo adapterContextMenuInfo = (AdapterContextMenuInfo) menuInfo;
1059 final RowBase row = (RowBase) getListAdapter().getItem(adapterContextMenuInfo.position);
1061 if (clickOpensContextMenu && (row instanceof HtmlEntry.Row ||
1062 (row instanceof TokenRow && ((TokenRow)row).getIndexEntry().htmlEntries.size() > 0))) {
1063 final List<HtmlEntry> html = row instanceof TokenRow ? ((TokenRow)row).getIndexEntry().htmlEntries : Collections.singletonList(((HtmlEntry.Row)row).getEntry());
1064 final String highlight = row instanceof HtmlEntry.Row ? ((HtmlEntry.Row)row).getTokenRow(true).getToken() : null;
1065 final MenuItem open = menu.add("Open");
1066 open.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
1067 public boolean onMenuItemClick(MenuItem item) {
1068 showHtml(html, highlight);
1074 final android.view.MenuItem addToWordlist = menu.add(getString(R.string.addToWordList,
1075 wordList.getName()));
1077 .setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1078 public boolean onMenuItemClick(android.view.MenuItem item) {
1079 onAppendToWordList(row);
1084 final android.view.MenuItem share = menu.add("Share");
1085 share.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1086 public boolean onMenuItemClick(android.view.MenuItem item) {
1087 Intent shareIntent = new Intent(android.content.Intent.ACTION_SEND);
1088 shareIntent.setType("text/plain");
1089 shareIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, row.getTokenRow(true)
1091 shareIntent.putExtra(android.content.Intent.EXTRA_TEXT,
1092 row.getRawText(saveOnlyFirstSubentry));
1093 startActivity(shareIntent);
1098 final android.view.MenuItem copy = menu.add(android.R.string.copy);
1099 copy.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1100 public boolean onMenuItemClick(android.view.MenuItem item) {
1106 if (selectedSpannableText != null) {
1107 final String selectedText = selectedSpannableText;
1108 final android.view.MenuItem searchForSelection = menu.add(getString(
1109 R.string.searchForSelection,
1110 selectedSpannableText));
1112 .setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1113 public boolean onMenuItemClick(android.view.MenuItem item) {
1114 jumpToTextFromHyperLink(selectedText, selectedSpannableIndex);
1118 // Rats, this won't be shown:
1119 //searchForSelection.setIcon(R.drawable.abs__ic_search);
1122 if ((row instanceof TokenRow || selectedSpannableText != null) && ttsReady) {
1123 final android.view.MenuItem speak = menu.add(R.string.speak);
1124 final String textToSpeak = row instanceof TokenRow ? ((TokenRow) row).getToken() : selectedSpannableText;
1125 updateTTSLanguage(row instanceof TokenRow ? indexIndex : selectedSpannableIndex);
1126 speak.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1128 public boolean onMenuItemClick(android.view.MenuItem item) {
1129 textToSpeech.speak(textToSpeak, TextToSpeech.QUEUE_FLUSH,
1130 new HashMap<String, String>());
1135 if (row instanceof PairEntry.Row && ttsReady) {
1136 final List<Pair> pairs = ((PairEntry.Row)row).getEntry().pairs;
1137 final MenuItem speakLeft = menu.add(R.string.speak_left);
1138 speakLeft.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1140 public boolean onMenuItemClick(android.view.MenuItem item) {
1141 int idx = index.swapPairEntries ? 1 : 0;
1142 updateTTSLanguage(idx);
1144 for (Pair p : pairs) text += p.get(idx);
1145 text = text.replaceAll("\\{[^{}]*\\}", "").replace("{", "").replace("}", "");
1146 textToSpeech.speak(text, TextToSpeech.QUEUE_FLUSH,
1147 new HashMap<String, String>());
1151 final MenuItem speakRight = menu.add(R.string.speak_right);
1152 speakRight.setOnMenuItemClickListener(new android.view.MenuItem.OnMenuItemClickListener() {
1154 public boolean onMenuItemClick(android.view.MenuItem item) {
1155 int idx = index.swapPairEntries ? 0 : 1;
1156 updateTTSLanguage(idx);
1158 for (Pair p : pairs) text += p.get(idx);
1159 text = text.replaceAll("\\{[^{}]*\\}", "").replace("{", "").replace("}", "");
1160 textToSpeech.speak(text, TextToSpeech.QUEUE_FLUSH,
1161 new HashMap<String, String>());
1168 private void jumpToTextFromHyperLink(
1169 final String selectedText, final int defaultIndexToUse) {
1170 int indexToUse = -1;
1172 for (int i = 0; i < dictionary.indices.size(); ++i) {
1173 final Index index = dictionary.indices.get(i);
1174 if (indexPrepFinished) {
1175 System.out.println("Doing index lookup: on " + selectedText);
1176 final IndexEntry indexEntry = index.findExact(selectedText);
1177 if (indexEntry != null) {
1178 final TokenRow tokenRow = index.rows.get(indexEntry.startRow)
1179 .getTokenRow(false);
1180 if (tokenRow != null && tokenRow.hasMainEntry) {
1186 Log.w(LOG, "Skipping findExact on index " + index.shortName);
1189 if (numFound != 1 || indexToUse == -1) {
1190 indexToUse = defaultIndexToUse;
1192 // Without this extra delay, the call to jumpToRow that this
1193 // invokes doesn't always actually have any effect.
1194 final int actualIndexToUse = indexToUse;
1195 getListView().postDelayed(new Runnable() {
1198 setIndexAndSearchText(actualIndexToUse, selectedText, true);
1204 * Called when user clicks outside of search text, so that they can start
1205 * typing again immediately.
1207 void defocusSearchText() {
1208 // Log.d(LOG, "defocusSearchText");
1209 // Request focus so that if we start typing again, it clears the text
1211 getListView().requestFocus();
1213 // Visual indication that a new keystroke will clear the search text.
1214 // Doesn't seem to work unless searchText has focus.
1215 // searchView.selectAll();
1218 protected void onListItemClick(ListView l, View v, int rowIdx, long id) {
1219 defocusSearchText();
1220 if (clickOpensContextMenu && dictRaf != null) {
1223 final RowBase row = (RowBase)getListAdapter().getItem(rowIdx);
1224 if (!(row instanceof PairEntry.Row)) {
1230 @SuppressLint("SimpleDateFormat")
1231 void onAppendToWordList(final RowBase row) {
1232 defocusSearchText();
1234 final StringBuilder rawText = new StringBuilder();
1235 rawText.append(new SimpleDateFormat("yyyy.MM.dd HH:mm:ss").format(new Date())).append("\t");
1236 rawText.append(index.longName).append("\t");
1237 rawText.append(row.getTokenRow(true).getToken()).append("\t");
1238 rawText.append(row.getRawText(saveOnlyFirstSubentry));
1239 Log.d(LOG, "Writing : " + rawText);
1242 wordList.getParentFile().mkdirs();
1243 final PrintWriter out = new PrintWriter(new FileWriter(wordList, true));
1244 out.println(rawText.toString());
1246 } catch (Exception e) {
1247 Log.e(LOG, "Unable to append to " + wordList.getAbsolutePath(), e);
1248 Toast.makeText(this,
1249 getString(R.string.failedAddingToWordList, wordList.getAbsolutePath()),
1250 Toast.LENGTH_LONG).show();
1255 @SuppressWarnings("deprecation")
1256 void onCopy(final RowBase row) {
1257 defocusSearchText();
1259 Log.d(LOG, "Copy, row=" + row);
1260 final StringBuilder result = new StringBuilder();
1261 result.append(row.getRawText(false));
1262 final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
1263 clipboardManager.setText(result.toString());
1264 Log.d(LOG, "Copied: " + result);
1268 public boolean onKeyDown(final int keyCode, final KeyEvent event) {
1269 if (event.getUnicodeChar() != 0) {
1270 if (!searchView.hasFocus()) {
1271 setSearchText("" + (char) event.getUnicodeChar(), true);
1272 searchView.requestFocus();
1276 if (keyCode == KeyEvent.KEYCODE_BACK) {
1277 // Log.d(LOG, "Clearing dictionary prefs.");
1278 // Pretend that we just autolaunched so that we won't do it again.
1279 // DictionaryManagerActivity.lastAutoLaunchMillis =
1280 // System.currentTimeMillis();
1282 if (keyCode == KeyEvent.KEYCODE_ENTER) {
1283 Log.d(LOG, "Trying to hide soft keyboard.");
1284 final InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
1285 View focus = getCurrentFocus();
1286 if (focus != null) {
1287 inputManager.hideSoftInputFromWindow(focus.getWindowToken(),
1288 InputMethodManager.HIDE_NOT_ALWAYS);
1292 return super.onKeyDown(keyCode, event);
1295 private void setIndexAndSearchText(int newIndex, String newSearchText, boolean hideKeyboard) {
1296 Log.d(LOG, "Changing index to: " + newIndex);
1297 if (newIndex == -1) {
1298 Log.e(LOG, "Invalid index.");
1301 if (newIndex != indexIndex) {
1302 indexIndex = newIndex;
1303 index = dictionary.indices.get(indexIndex);
1304 indexAdapter = new IndexAdapter(index);
1305 setListAdapter(indexAdapter);
1306 Log.d(LOG, "changingIndex, newLang=" + index.longName);
1307 setDictionaryPrefs(this, dictFile, index.shortName);
1310 setSearchText(newSearchText, true, hideKeyboard);
1313 private void setSearchText(final String text, final boolean triggerSearch, boolean hideKeyboard) {
1314 Log.d(LOG, "setSearchText, text=" + text + ", triggerSearch=" + triggerSearch);
1315 // Disable the listener, because sometimes it doesn't work.
1316 searchView.setOnQueryTextListener(null);
1317 searchView.setQuery(text, false);
1318 moveCursorToRight();
1319 searchView.setOnQueryTextListener(onQueryTextListener);
1321 if (triggerSearch) {
1322 onSearchTextChange(text);
1325 // We don't want to show virtual keyboard when we're changing searchView text programatically:
1331 private void setSearchText(final String text, final boolean triggerSearch) {
1332 setSearchText(text, triggerSearch, true);
1335 // private long cursorDelayMillis = 100;
1336 private void moveCursorToRight() {
1337 // if (searchText.getLayout() != null) {
1338 // cursorDelayMillis = 100;
1339 // // Surprising, but this can crash when you rotate...
1340 // Selection.moveToRightEdge(searchView.getQuery(),
1341 // searchText.getLayout());
1343 // uiHandler.postDelayed(new Runnable() {
1345 // public void run() {
1346 // moveCursorToRight();
1348 // }, cursorDelayMillis);
1349 // cursorDelayMillis = Math.min(10 * 1000, 2 * cursorDelayMillis);
1353 // --------------------------------------------------------------------------
1355 // --------------------------------------------------------------------------
1357 private void searchFinished(final SearchOperation searchOperation) {
1358 if (searchOperation.interrupted.get()) {
1359 Log.d(LOG, "Search operation was interrupted: " + searchOperation);
1362 if (searchOperation != this.currentSearchOperation) {
1363 Log.d(LOG, "Stale searchOperation finished: " + searchOperation);
1367 final Index.IndexEntry searchResult = searchOperation.searchResult;
1368 Log.d(LOG, "searchFinished: " + searchOperation + ", searchResult=" + searchResult);
1370 currentSearchOperation = null;
1371 uiHandler.postDelayed(new Runnable() {
1374 if (currentSearchOperation == null) {
1375 if (searchResult != null) {
1379 jumpToRow(searchResult.startRow);
1380 } else if (searchOperation.multiWordSearchResult != null) {
1381 // Multi-row search....
1382 setFiltered(searchOperation);
1384 throw new IllegalStateException("This should never happen.");
1387 Log.d(LOG, "More coming, waiting for currentSearchOperation.");
1393 private final void jumpToRow(final int row) {
1394 Log.d(LOG, "jumpToRow: " + row + ", refocusSearchText=" + false);
1395 // getListView().requestFocusFromTouch();
1396 getListView().setSelectionFromTop(row, 0);
1397 getListView().setSelected(true);
1400 static final Pattern WHITESPACE = Pattern.compile("\\s+");
1402 final class SearchOperation implements Runnable {
1404 final AtomicBoolean interrupted = new AtomicBoolean(false);
1406 final String searchText;
1408 List<String> searchTokens; // filled in for multiWord.
1412 long searchStartMillis;
1414 Index.IndexEntry searchResult;
1416 List<RowBase> multiWordSearchResult;
1418 boolean done = false;
1420 SearchOperation(final String searchText, final Index index) {
1421 this.searchText = StringUtil.normalizeWhitespace(searchText);
1425 public String toString() {
1426 return String.format("SearchOperation(%s,%s)", searchText, interrupted.toString());
1432 searchStartMillis = System.currentTimeMillis();
1433 final String[] searchTokenArray = WHITESPACE.split(searchText);
1434 if (searchTokenArray.length == 1) {
1435 searchResult = index.findInsertionPoint(searchText, interrupted);
1437 searchTokens = Arrays.asList(searchTokenArray);
1438 multiWordSearchResult = index.multiWordSearch(searchText, searchTokens,
1442 "searchText=" + searchText + ", searchDuration="
1443 + (System.currentTimeMillis() - searchStartMillis)
1444 + ", interrupted=" + interrupted.get());
1445 if (!interrupted.get()) {
1446 uiHandler.post(new Runnable() {
1449 searchFinished(SearchOperation.this);
1453 Log.d(LOG, "interrupted, skipping searchFinished.");
1455 } catch (Exception e) {
1456 Log.e(LOG, "Failure during search (can happen during Activity close.");
1458 synchronized (this) {
1466 // --------------------------------------------------------------------------
1468 // --------------------------------------------------------------------------
1470 private void showHtml(final List<HtmlEntry> htmlEntries, final String htmlTextToHighlight) {
1471 String html = HtmlEntry.htmlBody(htmlEntries, index.shortName);
1472 // Log.d(LOG, "html=" + html);
1473 startActivityForResult(
1474 HtmlDisplayActivity.getHtmlIntent(getApplicationContext(), String.format(
1475 "<html><head><meta name=\"viewport\" content=\"width=device-width\"></head><body>%s</body></html>", html),
1476 htmlTextToHighlight, false),
1480 static ViewGroup.LayoutParams WEIGHT_1 = new LinearLayout.LayoutParams(
1481 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT, 1.0f);
1483 static ViewGroup.LayoutParams WEIGHT_0 = new LinearLayout.LayoutParams(
1484 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT, 0.0f);
1486 final class IndexAdapter extends BaseAdapter {
1488 private static final float PADDING_DEFAULT_DP = 8;
1490 private static final float PADDING_LARGE_DP = 16;
1494 final List<RowBase> rows;
1496 final Set<String> toHighlight;
1498 private int mPaddingDefault;
1500 private int mPaddingLarge;
1502 IndexAdapter(final Index index) {
1505 this.toHighlight = null;
1509 IndexAdapter(final Index index, final List<RowBase> rows, final List<String> toHighlight) {
1512 this.toHighlight = new LinkedHashSet<String>(toHighlight);
1516 private void getMetrics() {
1518 // Get the screen's density scale
1519 // The previous method getResources().getDisplayMetrics()
1520 // used to occasionally trigger a null pointer exception,
1521 // so try this instead.
1522 // As it still crashes, add a fallback
1524 DisplayMetrics dm = new DisplayMetrics();
1525 getWindowManager().getDefaultDisplay().getMetrics(dm);
1527 } catch (NullPointerException e)
1529 // Convert the dps to pixels, based on density scale
1530 mPaddingDefault = (int) (PADDING_DEFAULT_DP * scale + 0.5f);
1531 mPaddingLarge = (int) (PADDING_LARGE_DP * scale + 0.5f);
1535 public int getCount() {
1540 public RowBase getItem(int position) {
1541 return rows.get(position);
1545 public long getItemId(int position) {
1546 return getItem(position).index();
1550 public int getViewTypeCount() {
1555 public int getItemViewType(int position) {
1556 final RowBase row = getItem(position);
1557 if (row instanceof PairEntry.Row) {
1558 final PairEntry entry = ((PairEntry.Row)row).getEntry();
1559 final int rowCount = entry.pairs.size();
1560 return rowCount > 1 ? 1 : 0;
1561 } else if (row instanceof TokenRow) {
1562 final IndexEntry indexEntry = ((TokenRow)row).getIndexEntry();
1563 return indexEntry.htmlEntries.isEmpty() ? 2 : 3;
1564 } else if (row instanceof HtmlEntry.Row) {
1567 throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
1572 public View getView(int position, View convertView, ViewGroup parent) {
1573 final RowBase row = getItem(position);
1574 if (row instanceof PairEntry.Row) {
1575 return getView(position, (PairEntry.Row) row, parent, (TableLayout)convertView);
1576 } else if (row instanceof TokenRow) {
1577 return getView((TokenRow) row, parent, (TextView)convertView);
1578 } else if (row instanceof HtmlEntry.Row) {
1579 return getView((HtmlEntry.Row) row, parent, (TextView)convertView);
1581 throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
1585 private void addBoldSpans(String token, String col1Text, Spannable col1Spannable) {
1587 while ((startPos = col1Text.indexOf(token, startPos)) != -1) {
1588 col1Spannable.setSpan(new StyleSpan(Typeface.BOLD), startPos, startPos
1589 + token.length(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
1590 startPos += token.length();
1594 private TableLayout getView(final int position, PairEntry.Row row, ViewGroup parent,
1595 TableLayout result) {
1596 final Context context = parent.getContext();
1597 final PairEntry entry = row.getEntry();
1598 final int rowCount = entry.pairs.size();
1599 if (result == null) {
1600 result = new TableLayout(context);
1601 result.setStretchAllColumns(true);
1602 // Because we have a Button inside a ListView row:
1603 // http://groups.google.com/group/android-developers/browse_thread/thread/3d96af1530a7d62a?pli=1
1604 result.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
1605 result.setClickable(true);
1606 result.setFocusable(false);
1607 result.setLongClickable(true);
1608 // result.setBackgroundResource(android.R.drawable.menuitem_background);
1610 result.setBackgroundResource(theme.normalRowBg);
1611 } else if (result.getChildCount() > rowCount) {
1612 result.removeViews(rowCount, result.getChildCount() - rowCount);
1615 for (int r = result.getChildCount(); r < rowCount; ++r) {
1616 final TableRow.LayoutParams layoutParams = new TableRow.LayoutParams(0, LinearLayout.LayoutParams.WRAP_CONTENT);
1617 layoutParams.leftMargin = mPaddingLarge;
1619 final TableRow tableRow = new TableRow(result.getContext());
1621 final TextView col1 = new TextView(tableRow.getContext());
1622 final TextView col2 = new TextView(tableRow.getContext());
1623 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
1624 col1.setTextIsSelectable(true);
1625 col2.setTextIsSelectable(true);
1627 col1.setTextColor(textColorFg);
1628 col2.setTextColor(textColorFg);
1630 // Set the columns in the table.
1632 final TextView bullet = new TextView(tableRow.getContext());
1633 bullet.setText(" •");
1634 tableRow.addView(bullet);
1636 tableRow.addView(col1, layoutParams);
1638 final TextView bullet = new TextView(tableRow.getContext());
1639 bullet.setText(" •");
1640 tableRow.addView(bullet);
1642 tableRow.addView(col2, layoutParams);
1646 col1.setTypeface(typeface);
1647 col2.setTypeface(typeface);
1648 col1.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1649 col2.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1650 // col2.setBackgroundResource(theme.otherLangBg);
1652 if (index.swapPairEntries) {
1653 col2.setOnLongClickListener(textViewLongClickListenerIndex0);
1654 col1.setOnLongClickListener(textViewLongClickListenerIndex1);
1656 col1.setOnLongClickListener(textViewLongClickListenerIndex0);
1657 col2.setOnLongClickListener(textViewLongClickListenerIndex1);
1660 result.addView(tableRow);
1663 for (int r = 0; r < rowCount; ++r) {
1664 final TableRow tableRow = (TableRow)result.getChildAt(r);
1665 final TextView col1 = (TextView)tableRow.getChildAt(r == 0 ? 0 : 1);
1666 final TextView col2 = (TextView)tableRow.getChildAt(r == 0 ? 1 : 3);
1668 // Set what's in the columns.
1669 final Pair pair = entry.pairs.get(r);
1670 final String col1Text = index.swapPairEntries ? pair.lang2 : pair.lang1;
1671 final String col2Text = index.swapPairEntries ? pair.lang1 : pair.lang2;
1672 final Spannable col1Spannable = new SpannableString(col1Text);
1673 final Spannable col2Spannable = new SpannableString(col2Text);
1675 // Bold the token instances in col1.
1676 if (toHighlight != null) {
1677 for (final String token : toHighlight) {
1678 addBoldSpans(token, col1Text, col1Spannable);
1681 addBoldSpans(row.getTokenRow(true).getToken(), col1Text, col1Spannable);
1683 createTokenLinkSpans(col1, col1Spannable, col1Text);
1684 createTokenLinkSpans(col2, col2Spannable, col2Text);
1686 col1.setText(col1Spannable);
1687 col2.setText(col2Spannable);
1690 result.setOnClickListener(new TextView.OnClickListener() {
1692 public void onClick(View v) {
1693 DictionaryActivity.this.onListItemClick(getListView(), v, position, position);
1700 private TextView getPossibleLinkToHtmlEntryView(final boolean isTokenRow,
1701 final String text, final boolean hasMainEntry, final List<HtmlEntry> htmlEntries,
1702 final String htmlTextToHighlight, ViewGroup parent, TextView textView) {
1703 final Context context = parent.getContext();
1704 if (textView == null) {
1705 textView = new TextView(context);
1706 // set up things invariant across one ItemViewType
1707 // ItemViewTypes handled here are:
1708 // 2: isTokenRow == true, htmlEntries.isEmpty() == true
1709 // 3: isTokenRow == true, htmlEntries.isEmpty() == false
1710 // 4: isTokenRow == false, htmlEntries.isEmpty() == false
1711 textView.setPadding(isTokenRow ? mPaddingDefault : mPaddingLarge, mPaddingDefault, mPaddingDefault, 0);
1712 textView.setOnLongClickListener(indexIndex > 0 ? textViewLongClickListenerIndex1 : textViewLongClickListenerIndex0);
1713 textView.setLongClickable(true);
1716 // textView.setTextColor(android.R.color.secondary_text_light);
1717 textView.setTypeface(typeface);
1719 textView.setTextAppearance(context, theme.tokenRowFg);
1720 textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 4 * fontSizeSp / 3);
1722 textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1724 if (!htmlEntries.isEmpty()) {
1725 textView.setClickable(true);
1726 textView.setMovementMethod(LinkMovementMethod.getInstance());
1730 textView.setBackgroundResource(hasMainEntry ? theme.tokenRowMainBg
1731 : theme.tokenRowOtherBg);
1733 // Make it so we can long-click on these token rows, too:
1734 final Spannable textSpannable = new SpannableString(text);
1735 createTokenLinkSpans(textView, textSpannable, text);
1737 if (!htmlEntries.isEmpty()) {
1738 final ClickableSpan clickableSpan = new ClickableSpan() {
1740 public void onClick(View widget) {
1743 textSpannable.setSpan(clickableSpan, 0, text.length(),
1744 Spannable.SPAN_INCLUSIVE_INCLUSIVE);
1745 textView.setOnClickListener(new OnClickListener() {
1747 public void onClick(View v) {
1748 showHtml(htmlEntries, htmlTextToHighlight);
1752 textView.setText(textSpannable);
1756 private TextView getView(TokenRow row, ViewGroup parent, final TextView result) {
1757 final IndexEntry indexEntry = row.getIndexEntry();
1758 return getPossibleLinkToHtmlEntryView(true, indexEntry.token, row.hasMainEntry,
1759 indexEntry.htmlEntries, null, parent, result);
1762 private TextView getView(HtmlEntry.Row row, ViewGroup parent, final TextView result) {
1763 final HtmlEntry htmlEntry = row.getEntry();
1764 final TokenRow tokenRow = row.getTokenRow(true);
1765 return getPossibleLinkToHtmlEntryView(false,
1766 getString(R.string.seeAlso, htmlEntry.title, htmlEntry.entrySource.getName()),
1767 false, Collections.singletonList(htmlEntry), tokenRow.getToken(), parent,
1773 static final Pattern CHAR_DASH = Pattern.compile("['\\p{L}\\p{M}\\p{N}]+");
1775 private void createTokenLinkSpans(final TextView textView, final Spannable spannable,
1776 final String text) {
1777 // Saw from the source code that LinkMovementMethod sets the selection!
1778 // http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.3.1_r1/android/text/method/LinkMovementMethod.java#LinkMovementMethod
1779 textView.setMovementMethod(LinkMovementMethod.getInstance());
1780 final Matcher matcher = CHAR_DASH.matcher(text);
1781 while (matcher.find()) {
1782 spannable.setSpan(new NonLinkClickableSpan(), matcher.start(),
1784 Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
1788 String selectedSpannableText = null;
1790 int selectedSpannableIndex = -1;
1793 public boolean onTouchEvent(MotionEvent event) {
1794 selectedSpannableText = null;
1795 selectedSpannableIndex = -1;
1796 return super.onTouchEvent(event);
1799 private class TextViewLongClickListener implements OnLongClickListener {
1802 private TextViewLongClickListener(final int index) {
1807 public boolean onLongClick(final View v) {
1808 final TextView textView = (TextView) v;
1809 final int start = textView.getSelectionStart();
1810 final int end = textView.getSelectionEnd();
1811 if (start >= 0 && end >= 0) {
1812 selectedSpannableText = textView.getText().subSequence(start, end).toString();
1813 selectedSpannableIndex = index;
1819 final TextViewLongClickListener textViewLongClickListenerIndex0 = new TextViewLongClickListener(
1822 final TextViewLongClickListener textViewLongClickListenerIndex1 = new TextViewLongClickListener(
1825 // --------------------------------------------------------------------------
1827 // --------------------------------------------------------------------------
1829 void onSearchTextChange(final String text) {
1830 if ("thadolina".equals(text)) {
1831 final Dialog dialog = new Dialog(getListView().getContext());
1832 dialog.setContentView(R.layout.thadolina_dialog);
1833 dialog.setTitle("Ti amo, amore mio!");
1834 final ImageView imageView = (ImageView) dialog.findViewById(R.id.thadolina_image);
1835 imageView.setOnClickListener(new OnClickListener() {
1837 public void onClick(View v) {
1838 final Intent intent = new Intent(Intent.ACTION_VIEW);
1839 intent.setData(Uri.parse("https://sites.google.com/site/cfoxroxvday/vday2012"));
1840 startActivity(intent);
1845 if (dictRaf == null) {
1846 Log.d(LOG, "searchText changed during shutdown, doing nothing.");
1850 // if (!searchView.hasFocus()) {
1851 // Log.d(LOG, "searchText changed without focus, doing nothing.");
1854 Log.d(LOG, "onSearchTextChange: " + text);
1855 if (currentSearchOperation != null) {
1856 Log.d(LOG, "Interrupting currentSearchOperation.");
1857 currentSearchOperation.interrupted.set(true);
1859 currentSearchOperation = new SearchOperation(text, index);
1860 searchExecutor.execute(currentSearchOperation);
1861 ((FloatingActionButton)findViewById(R.id.floatSearchButton)).setImageResource(text.length() > 0 ? R.drawable.ic_clear_black_24dp : R.drawable.ic_search_black_24dp);
1864 // --------------------------------------------------------------------------
1865 // Filtered results.
1866 // --------------------------------------------------------------------------
1868 boolean isFiltered() {
1869 return rowsToShow != null;
1872 void setFiltered(final SearchOperation searchOperation) {
1873 if (nextWordMenuItem != null) {
1874 nextWordMenuItem.setEnabled(false);
1875 previousWordMenuItem.setEnabled(false);
1877 rowsToShow = searchOperation.multiWordSearchResult;
1878 setListAdapter(new IndexAdapter(index, rowsToShow, searchOperation.searchTokens));
1881 void clearFiltered() {
1882 if (nextWordMenuItem != null) {
1883 nextWordMenuItem.setEnabled(true);
1884 previousWordMenuItem.setEnabled(true);
1886 setListAdapter(new IndexAdapter(index));