1 // Copyright 2011 Google Inc. All Rights Reserved.
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.app.Dialog;
18 import android.app.ListActivity;
19 import android.content.Context;
20 import android.content.Intent;
21 import android.content.SharedPreferences;
22 import android.graphics.Typeface;
23 import android.net.Uri;
24 import android.os.Bundle;
25 import android.os.Handler;
26 import android.preference.PreferenceManager;
27 import android.text.ClipboardManager;
28 import android.text.Editable;
29 import android.text.Selection;
30 import android.text.Spannable;
31 import android.text.TextWatcher;
32 import android.text.method.LinkMovementMethod;
33 import android.text.style.StyleSpan;
34 import android.util.Log;
35 import android.util.TypedValue;
36 import android.view.ContextMenu;
37 import android.view.ContextMenu.ContextMenuInfo;
38 import android.view.KeyEvent;
39 import android.view.Menu;
40 import android.view.MenuItem;
41 import android.view.MenuItem.OnMenuItemClickListener;
42 import android.view.MotionEvent;
43 import android.view.View;
44 import android.view.View.OnClickListener;
45 import android.view.View.OnLongClickListener;
46 import android.view.ViewGroup;
47 import android.view.WindowManager;
48 import android.view.inputmethod.InputMethodManager;
49 import android.widget.AdapterView;
50 import android.widget.AdapterView.AdapterContextMenuInfo;
51 import android.widget.BaseAdapter;
52 import android.widget.Button;
53 import android.widget.EditText;
54 import android.widget.ImageButton;
55 import android.widget.ImageView;
56 import android.widget.LinearLayout;
57 import android.widget.ListAdapter;
58 import android.widget.ListView;
59 import android.widget.TableLayout;
60 import android.widget.TableRow;
61 import android.widget.TextView;
62 import android.widget.Toast;
64 import com.hughes.android.dictionary.DictionaryInfo.IndexInfo;
65 import com.hughes.android.dictionary.engine.Dictionary;
66 import com.hughes.android.dictionary.engine.EntrySource;
67 import com.hughes.android.dictionary.engine.HtmlEntry;
68 import com.hughes.android.dictionary.engine.Index;
69 import com.hughes.android.dictionary.engine.Index.IndexEntry;
70 import com.hughes.android.dictionary.engine.PairEntry;
71 import com.hughes.android.dictionary.engine.PairEntry.Pair;
72 import com.hughes.android.dictionary.engine.RowBase;
73 import com.hughes.android.dictionary.engine.TokenRow;
74 import com.hughes.android.dictionary.engine.TransliteratorManager;
75 import com.hughes.android.util.IntentLauncher;
76 import com.hughes.android.util.NonLinkClickableSpan;
79 import java.io.FileWriter;
80 import java.io.IOException;
81 import java.io.PrintWriter;
82 import java.io.RandomAccessFile;
83 import java.text.SimpleDateFormat;
84 import java.util.Arrays;
85 import java.util.Collections;
86 import java.util.Date;
87 import java.util.LinkedHashSet;
88 import java.util.List;
89 import java.util.Random;
91 import java.util.concurrent.Executor;
92 import java.util.concurrent.Executors;
93 import java.util.concurrent.ThreadFactory;
94 import java.util.concurrent.atomic.AtomicBoolean;
95 import java.util.regex.Matcher;
96 import java.util.regex.Pattern;
98 public class DictionaryActivity extends ListActivity {
100 static final String LOG = "QuickDic";
102 private String initialSearchText;
104 DictionaryApplication application;
106 File dictFile = null;
108 RandomAccessFile dictRaf = null;
110 Dictionary dictionary = null;
116 List<RowBase> rowsToShow = null; // if not null, just show these rows.
119 final Handler uiHandler = new Handler();
121 private final Executor searchExecutor = Executors.newSingleThreadExecutor(new ThreadFactory() {
123 public Thread newThread(Runnable r) {
124 return new Thread(r, "searchExecutor");
128 private SearchOperation currentSearchOperation = null;
130 C.Theme theme = C.Theme.LIGHT;
141 private File wordList = null;
143 private boolean saveOnlyFirstSubentry = false;
145 private boolean clickOpensContextMenu = false;
147 // Visible for testing.
148 ListAdapter indexAdapter = null;
150 final SearchTextWatcher searchTextWatcher = new SearchTextWatcher();
153 * For some languages, loading the transliterators used in this search takes
154 * a long time, so we fire it up on a different thread, and don't invoke it
155 * from the main thread until it's already finished once.
157 private volatile boolean indexPrepFinished = false;
159 public DictionaryActivity() {
162 public static Intent getLaunchIntent(final File dictFile, final int indexIndex,
163 final String searchToken) {
164 final Intent intent = new Intent();
165 intent.setClassName(DictionaryActivity.class.getPackage().getName(),
166 DictionaryActivity.class.getName());
167 intent.putExtra(C.DICT_FILE, dictFile.getPath());
168 intent.putExtra(C.INDEX_INDEX, indexIndex);
169 intent.putExtra(C.SEARCH_TOKEN, searchToken);
174 protected void onSaveInstanceState(final Bundle outState) {
175 super.onSaveInstanceState(outState);
176 Log.d(LOG, "onSaveInstanceState: " + searchText.getText().toString());
177 outState.putInt(C.INDEX_INDEX, indexIndex);
178 outState.putString(C.SEARCH_TOKEN, searchText.getText().toString());
182 protected void onRestoreInstanceState(final Bundle outState) {
183 super.onRestoreInstanceState(outState);
184 Log.d(LOG, "onRestoreInstanceState: " + outState.getString(C.SEARCH_TOKEN));
189 public void onCreate(Bundle savedInstanceState) {
190 final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
191 prefs.edit().remove(C.INDEX_INDEX).commit(); // Don't auto-launch if
194 setTheme(((DictionaryApplication) getApplication()).getSelectedTheme().themeId);
196 Log.d(LOG, "onCreate:" + this);
197 super.onCreate(savedInstanceState);
199 application = (DictionaryApplication) getApplication();
200 theme = application.getSelectedTheme();
202 final Intent intent = getIntent();
203 dictFile = new File(intent.getStringExtra(C.DICT_FILE));
206 final String name = application.getDictionaryName(dictFile.getName());
207 this.setTitle("QuickDic: " + name);
208 dictRaf = new RandomAccessFile(dictFile, "r");
209 dictionary = new Dictionary(dictRaf);
210 } catch (Exception e) {
211 Log.e(LOG, "Unable to load dictionary.", e);
212 if (dictRaf != null) {
215 } catch (IOException e1) {
216 Log.e(LOG, "Unable to close dictRaf.", e1);
220 Toast.makeText(this, getString(R.string.invalidDictionary, "", e.getMessage()),
221 Toast.LENGTH_LONG).show();
222 startActivity(DictionaryManagerActivity.getLaunchIntent());
226 indexIndex = intent.getIntExtra(C.INDEX_INDEX, 0);
227 if (savedInstanceState != null) {
228 indexIndex = savedInstanceState.getInt(C.INDEX_INDEX, indexIndex);
230 indexIndex %= dictionary.indices.size();
231 Log.d(LOG, "Loading index " + indexIndex);
232 index = dictionary.indices.get(indexIndex);
233 setListAdapter(new IndexAdapter(index));
235 // Pre-load the collators.
236 new Thread(new Runnable() {
238 final long startMillis = System.currentTimeMillis();
240 TransliteratorManager.init(new TransliteratorManager.Callback() {
242 public void onTransliteratorReady() {
243 uiHandler.post(new Runnable() {
246 onSearchTextChange(searchText.getText().toString());
252 for (final Index index : dictionary.indices) {
253 final String searchToken = index.sortedIndexEntries.get(0).token;
254 final IndexEntry entry = index.findExact(searchToken);
255 if (!searchToken.equals(entry.token)) {
256 Log.e(LOG, "Couldn't find token: " + searchToken + ", " + entry.token);
259 indexPrepFinished = true;
260 } catch (Exception e) {
262 "Exception while prepping. This can happen if dictionary is closed while search is happening.");
264 Log.d(LOG, "Prepping indices took:" + (System.currentTimeMillis() - startMillis));
268 String fontName = prefs.getString(getString(R.string.fontKey), "FreeSerif.ttf.jpg");
269 if ("SYSTEM".equals(fontName)) {
270 typeface = Typeface.DEFAULT;
273 typeface = Typeface.createFromAsset(getAssets(), fontName);
274 } catch (Exception e) {
275 Log.w(LOG, "Exception trying to use typeface, using default.", e);
276 Toast.makeText(this, getString(R.string.fontFailure, e.getLocalizedMessage()),
277 Toast.LENGTH_LONG).show();
280 // if (!"SYSTEM".equals(fontName)) {
281 // throw new RuntimeException("Test force using system font: " +
284 if (typeface == null) {
285 Log.w(LOG, "Unable to create typeface, using default.");
286 typeface = Typeface.DEFAULT;
288 final String fontSize = prefs.getString(getString(R.string.fontSizeKey), "14");
290 fontSizeSp = Integer.parseInt(fontSize.trim());
291 } catch (NumberFormatException e) {
295 setContentView(R.layout.dictionary_activity);
296 searchText = (EditText) findViewById(R.id.SearchText);
297 searchText.requestFocus();
298 searchText.addTextChangedListener(searchTextWatcher);
300 // Set the search text from the intent, then the saved state.
301 String text = getIntent().getStringExtra(C.SEARCH_TOKEN);
302 if (savedInstanceState != null) {
303 text = savedInstanceState.getString(C.SEARCH_TOKEN);
308 setSearchText(text, true);
309 Log.d(LOG, "Trying to restore searchText=" + text);
311 final View clearSearchTextButton = findViewById(R.id.ClearSearchTextButton);
312 clearSearchTextButton.setOnClickListener(new OnClickListener() {
313 public void onClick(View v) {
314 onClearSearchTextButton();
317 clearSearchTextButton.setVisibility(PreferenceManager.getDefaultSharedPreferences(this)
318 .getBoolean(getString(R.string.showClearSearchTextButtonKey), true) ? View.VISIBLE
321 langButton = (Button) findViewById(R.id.LangButton);
322 langButton.setOnClickListener(new OnClickListener() {
323 public void onClick(View v) {
327 langButton.setOnLongClickListener(new OnLongClickListener() {
329 public boolean onLongClick(View v) {
330 onLanguageButtonLongClick(v.getContext());
336 final View upButton = findViewById(R.id.UpButton);
337 upButton.setOnClickListener(new OnClickListener() {
338 public void onClick(View v) {
339 onUpDownButton(true);
342 final View downButton = findViewById(R.id.DownButton);
343 downButton.setOnClickListener(new OnClickListener() {
344 public void onClick(View v) {
345 onUpDownButton(false);
349 getListView().setOnItemSelectedListener(new ListView.OnItemSelectedListener() {
351 public void onItemSelected(AdapterView<?> adapterView, View arg1, final int position,
353 if (!searchText.isFocused()) {
355 final RowBase row = (RowBase) getListAdapter().getItem(position);
356 Log.d(LOG, "onItemSelected: " + row.index());
357 final TokenRow tokenRow = row.getTokenRow(true);
358 searchText.setText(tokenRow.getToken());
364 public void onNothingSelected(AdapterView<?> arg0) {
369 registerForContextMenu(getListView());
372 wordList = new File(prefs.getString(getString(R.string.wordListFileKey),
373 getString(R.string.wordListFileDefault)));
374 saveOnlyFirstSubentry = prefs.getBoolean(getString(R.string.saveOnlyFirstSubentryKey),
376 clickOpensContextMenu = prefs.getBoolean(getString(R.string.clickOpensContextMenuKey),
378 // if (prefs.getBoolean(getString(R.string.vibrateOnFailedSearchKey),
380 // vibrator = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
382 Log.d(LOG, "wordList=" + wordList + ", saveOnlyFirstSubentry=" + saveOnlyFirstSubentry);
384 setDictionaryPrefs(this, dictFile, indexIndex, searchText.getText().toString());
388 protected void onResume() {
389 Log.d(LOG, "onResume");
391 if (PreferenceActivity.prefsMightHaveChanged) {
392 PreferenceActivity.prefsMightHaveChanged = false;
394 startActivity(getIntent());
396 if (initialSearchText != null) {
397 setSearchText(initialSearchText, true);
403 protected void onPause() {
407 private static void setDictionaryPrefs(final Context context, final File dictFile,
408 final int indexIndex, final String searchToken) {
409 final SharedPreferences.Editor prefs = PreferenceManager.getDefaultSharedPreferences(
411 prefs.putString(C.DICT_FILE, dictFile.getPath());
412 prefs.putInt(C.INDEX_INDEX, indexIndex);
413 prefs.putString(C.SEARCH_TOKEN, ""); // Don't need to save search token.
418 protected void onDestroy() {
420 if (dictRaf == null) {
424 final SearchOperation searchOperation = currentSearchOperation;
425 currentSearchOperation = null;
427 // Before we close the RAF, we have to wind the current search down.
428 if (searchOperation != null) {
429 Log.d(LOG, "Interrupting search to shut down.");
430 currentSearchOperation = null;
431 searchOperation.interrupted.set(true);
435 Log.d(LOG, "Closing RAF.");
437 } catch (IOException e) {
438 Log.e(LOG, "Failed to close dictionary", e);
443 // --------------------------------------------------------------------------
445 // --------------------------------------------------------------------------
447 private void onClearSearchTextButton() {
448 setSearchText("", true);
452 private void showKeyboard() {
453 Log.d(LOG, "Trying to show soft keyboard.");
454 final InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
455 manager.showSoftInput(searchText, InputMethodManager.SHOW_IMPLICIT);
458 void updateLangButton() {
459 // final LanguageResources languageResources =
460 // Language.isoCodeToResources.get(index.shortName);
461 // if (languageResources != null && languageResources.flagId != 0) {
462 // langButton.setCompoundDrawablesWithIntrinsicBounds(0, 0,
463 // languageResources.flagId, 0);
465 // langButton.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
466 langButton.setText(index.shortName);
470 void onLanguageButton() {
471 if (currentSearchOperation != null) {
472 currentSearchOperation.interrupted.set(true);
473 currentSearchOperation = null;
475 changeIndexGetFocusAndResearch((indexIndex + 1) % dictionary.indices.size());
478 void onLanguageButtonLongClick(final Context context) {
479 final Dialog dialog = new Dialog(context);
480 dialog.setContentView(R.layout.select_dictionary_dialog);
481 dialog.setTitle(R.string.selectDictionary);
483 final List<DictionaryInfo> installedDicts = ((DictionaryApplication) getApplication())
486 ListView listView = (ListView) dialog.findViewById(android.R.id.list);
488 // final LinearLayout.LayoutParams layoutParams = new
489 // LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
490 // ViewGroup.LayoutParams.WRAP_CONTENT);
491 // layoutParams.width = 0;
492 // layoutParams.weight = 1.0f;
494 final Button button = new Button(listView.getContext());
495 final String name = getString(R.string.dictionaryManager);
496 button.setText(name);
497 final IntentLauncher intentLauncher = new IntentLauncher(listView.getContext(),
498 DictionaryManagerActivity.getLaunchIntent()) {
500 protected void onGo() {
502 DictionaryActivity.this.finish();
505 button.setOnClickListener(intentLauncher);
506 // button.setLayoutParams(layoutParams);
507 listView.addHeaderView(button);
508 // listView.setHeaderDividersEnabled(true);
510 listView.setAdapter(new BaseAdapter() {
512 public View getView(int position, View convertView, ViewGroup parent) {
513 final LinearLayout result = new LinearLayout(parent.getContext());
515 final DictionaryInfo dictionaryInfo = getItem(position);
516 for (int i = 0; i < dictionaryInfo.indexInfos.size(); ++i) {
517 final IndexInfo indexInfo = dictionaryInfo.indexInfos.get(i);
518 final Button button = new Button(parent.getContext());
519 // final String name = application
520 // .getDictionaryName(dictionaryInfo.uncompressedFilename);
521 button.setText(indexInfo.shortName);
522 final IntentLauncher intentLauncher = new IntentLauncher(parent.getContext(),
523 getLaunchIntent(application.getPath(dictionaryInfo.uncompressedFilename),
524 i, searchText.getText().toString())) {
526 protected void onGo() {
528 DictionaryActivity.this.finish();
531 button.setOnClickListener(intentLauncher);
532 final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
533 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
534 layoutParams.width = 0;
535 layoutParams.weight = 1.0f;
536 button.setLayoutParams(layoutParams);
537 result.addView(button);
540 final TextView dash = new TextView(parent.getContext());
542 result.addView(dash);
549 public long getItemId(int position) {
554 public DictionaryInfo getItem(int position) {
555 return installedDicts.get(position);
559 public int getCount() {
560 return installedDicts.size();
567 private void changeIndexGetFocusAndResearch(final int newIndex) {
568 indexIndex = newIndex;
569 index = dictionary.indices.get(indexIndex);
570 indexAdapter = new IndexAdapter(index);
571 Log.d(LOG, "changingIndex, newLang=" + index.longName);
572 setListAdapter(indexAdapter);
574 searchText.requestFocus(); // Otherwise, nothing may happen.
575 onSearchTextChange(searchText.getText().toString());
576 setDictionaryPrefs(this, dictFile, indexIndex, searchText.getText().toString());
579 void onUpDownButton(final boolean up) {
583 final int firstVisibleRow = getListView().getFirstVisiblePosition();
584 final RowBase row = index.rows.get(firstVisibleRow);
585 final TokenRow tokenRow = row.getTokenRow(true);
586 final int destIndexEntry;
588 if (row != tokenRow) {
589 destIndexEntry = tokenRow.referenceIndex;
591 destIndexEntry = Math.max(tokenRow.referenceIndex - 1, 0);
595 destIndexEntry = Math.min(tokenRow.referenceIndex + 1, index.sortedIndexEntries.size());
597 final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
598 Log.d(LOG, "onUpDownButton, destIndexEntry=" + dest.token);
599 searchText.removeTextChangedListener(searchTextWatcher);
600 searchText.setText(dest.token);
601 if (searchText.getLayout() != null) {
602 // Surprising, but this can otherwise crash sometimes...
603 Selection.moveToRightEdge(searchText.getText(), searchText.getLayout());
605 jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
606 searchText.addTextChangedListener(searchTextWatcher);
609 // --------------------------------------------------------------------------
611 // --------------------------------------------------------------------------
613 final Random random = new Random();
616 public boolean onCreateOptionsMenu(final Menu menu) {
617 application.onCreateGlobalOptionsMenu(this, menu);
620 final MenuItem randomWord = menu.add(getString(R.string.randomWord));
621 randomWord.setOnMenuItemClickListener(new OnMenuItemClickListener() {
622 public boolean onMenuItemClick(final MenuItem menuItem) {
623 final String word = index.sortedIndexEntries.get(random
624 .nextInt(index.sortedIndexEntries.size())).token;
625 setSearchText(word, true);
632 final MenuItem dictionaryList = menu.add(getString(R.string.dictionaryManager));
633 dictionaryList.setOnMenuItemClickListener(new OnMenuItemClickListener() {
634 public boolean onMenuItemClick(final MenuItem menuItem) {
635 startActivity(DictionaryManagerActivity.getLaunchIntent());
643 final MenuItem aboutDictionary = menu.add(getString(R.string.aboutDictionary));
644 aboutDictionary.setOnMenuItemClickListener(new OnMenuItemClickListener() {
645 public boolean onMenuItemClick(final MenuItem menuItem) {
646 final Context context = getListView().getContext();
647 final Dialog dialog = new Dialog(context);
648 dialog.setContentView(R.layout.about_dictionary_dialog);
649 final TextView textView = (TextView) dialog.findViewById(R.id.text);
651 final String name = application.getDictionaryName(dictFile.getName());
652 dialog.setTitle(name);
654 final StringBuilder builder = new StringBuilder();
655 final DictionaryInfo dictionaryInfo = dictionary.getDictionaryInfo();
656 dictionaryInfo.uncompressedBytes = dictFile.length();
657 if (dictionaryInfo != null) {
658 builder.append(dictionaryInfo.dictInfo).append("\n\n");
659 builder.append(getString(R.string.dictionaryPath, dictFile.getPath()))
662 getString(R.string.dictionarySize, dictionaryInfo.uncompressedBytes))
665 getString(R.string.dictionaryCreationTime,
666 dictionaryInfo.creationMillis)).append("\n");
667 for (final IndexInfo indexInfo : dictionaryInfo.indexInfos) {
668 builder.append("\n");
669 builder.append(getString(R.string.indexName, indexInfo.shortName))
672 getString(R.string.mainTokenCount, indexInfo.mainTokenCount))
675 builder.append("\n");
676 builder.append(getString(R.string.sources)).append("\n");
677 for (final EntrySource source : dictionary.sources) {
679 getString(R.string.sourceInfo, source.getName(),
680 source.getNumEntries())).append("\n");
684 // builder.append(getString(R.string.invalidDictionary));
686 textView.setText(builder.toString());
689 final WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
690 layoutParams.width = WindowManager.LayoutParams.MATCH_PARENT;
691 layoutParams.height = WindowManager.LayoutParams.MATCH_PARENT;
692 dialog.getWindow().setAttributes(layoutParams);
701 // --------------------------------------------------------------------------
702 // Context Menu + clicks
703 // --------------------------------------------------------------------------
706 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
707 AdapterContextMenuInfo adapterContextMenuInfo = (AdapterContextMenuInfo) menuInfo;
708 final RowBase row = (RowBase) getListAdapter().getItem(adapterContextMenuInfo.position);
710 final MenuItem addToWordlist = menu.add(getString(R.string.addToWordList,
711 wordList.getName()));
712 addToWordlist.setOnMenuItemClickListener(new OnMenuItemClickListener() {
713 public boolean onMenuItemClick(MenuItem item) {
714 onAppendToWordList(row);
719 final MenuItem copy = menu.add(android.R.string.copy);
720 copy.setOnMenuItemClickListener(new OnMenuItemClickListener() {
721 public boolean onMenuItemClick(MenuItem item) {
727 if (selectedSpannableText != null) {
728 final String selectedText = selectedSpannableText;
729 final MenuItem searchForSelection = menu.add(getString(R.string.searchForSelection,
730 selectedSpannableText));
731 searchForSelection.setOnMenuItemClickListener(new OnMenuItemClickListener() {
732 public boolean onMenuItemClick(MenuItem item) {
734 for (int i = 0; i < dictionary.indices.size(); ++i) {
735 final Index index = dictionary.indices.get(i);
736 if (indexPrepFinished) {
737 System.out.println("Doing index lookup: on " + selectedText);
738 final IndexEntry indexEntry = index.findExact(selectedText);
739 if (indexEntry != null) {
740 final TokenRow tokenRow = index.rows.get(indexEntry.startRow)
742 if (tokenRow != null && tokenRow.hasMainEntry) {
748 Log.w(LOG, "Skipping findExact on index " + index.shortName);
751 if (indexToUse == -1) {
752 indexToUse = selectedSpannableIndex;
754 final boolean changeIndex = indexIndex != indexToUse;
755 setSearchText(selectedText, !changeIndex); // If we're not
761 changeIndexGetFocusAndResearch(indexToUse);
763 // Give focus back to list view because typing is done.
764 getListView().requestFocus();
773 protected void onListItemClick(ListView l, View v, int row, long id) {
775 if (clickOpensContextMenu && dictRaf != null) {
780 void onAppendToWordList(final RowBase row) {
783 final StringBuilder rawText = new StringBuilder();
784 rawText.append(new SimpleDateFormat("yyyy.MM.dd HH:mm:ss").format(new Date())).append("\t");
785 rawText.append(index.longName).append("\t");
786 rawText.append(row.getTokenRow(true).getToken()).append("\t");
787 rawText.append(row.getRawText(saveOnlyFirstSubentry));
788 Log.d(LOG, "Writing : " + rawText);
791 wordList.getParentFile().mkdirs();
792 final PrintWriter out = new PrintWriter(new FileWriter(wordList, true));
793 out.println(rawText.toString());
795 } catch (IOException e) {
796 Log.e(LOG, "Unable to append to " + wordList.getAbsolutePath(), e);
798 getString(R.string.failedAddingToWordList, wordList.getAbsolutePath()),
799 Toast.LENGTH_LONG).show();
805 * Called when user clicks outside of search text, so that they can start
806 * typing again immediately.
808 void defocusSearchText() {
809 // Log.d(LOG, "defocusSearchText");
810 // Request focus so that if we start typing again, it clears the text
812 getListView().requestFocus();
814 // Visual indication that a new keystroke will clear the search text.
815 searchText.selectAll();
818 @SuppressWarnings("deprecation")
819 void onCopy(final RowBase row) {
822 Log.d(LOG, "Copy, row=" + row);
823 final StringBuilder result = new StringBuilder();
824 result.append(row.getRawText(false));
825 final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
826 clipboardManager.setText(result.toString());
827 Log.d(LOG, "Copied: " + result);
831 public boolean onKeyDown(final int keyCode, final KeyEvent event) {
832 if (event.getUnicodeChar() != 0) {
833 if (!searchText.hasFocus()) {
834 setSearchText("" + (char) event.getUnicodeChar(), true);
838 if (keyCode == KeyEvent.KEYCODE_BACK) {
839 // Log.d(LOG, "Clearing dictionary prefs.");
840 // Pretend that we just autolaunched so that we won't do it again.
841 // DictionaryManagerActivity.lastAutoLaunchMillis =
842 // System.currentTimeMillis();
844 if (keyCode == KeyEvent.KEYCODE_ENTER) {
845 Log.d(LOG, "Trying to hide soft keyboard.");
846 final InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
847 inputManager.hideSoftInputFromWindow(this.getCurrentFocus().getWindowToken(),
848 InputMethodManager.HIDE_NOT_ALWAYS);
851 return super.onKeyDown(keyCode, event);
854 private void setSearchText(final String text, final boolean triggerSearch) {
855 if (!triggerSearch) {
856 getListView().requestFocus();
858 searchText.setText(text);
859 searchText.requestFocus();
862 onSearchTextChange(text);
866 private long cursorDelayMillis = 100;
868 private void moveCursorToRight() {
869 if (searchText.getLayout() != null) {
870 cursorDelayMillis = 100;
871 // Surprising, but this can crash when you rotate...
872 Selection.moveToRightEdge(searchText.getText(), searchText.getLayout());
874 uiHandler.postDelayed(new Runnable() {
879 }, cursorDelayMillis);
880 cursorDelayMillis = Math.min(10 * 1000, 2 * cursorDelayMillis);
884 // --------------------------------------------------------------------------
886 // --------------------------------------------------------------------------
888 private void searchFinished(final SearchOperation searchOperation) {
889 if (searchOperation.interrupted.get()) {
890 Log.d(LOG, "Search operation was interrupted: " + searchOperation);
893 if (searchOperation != this.currentSearchOperation) {
894 Log.d(LOG, "Stale searchOperation finished: " + searchOperation);
898 final Index.IndexEntry searchResult = searchOperation.searchResult;
899 Log.d(LOG, "searchFinished: " + searchOperation + ", searchResult=" + searchResult);
901 currentSearchOperation = null;
902 uiHandler.postDelayed(new Runnable() {
905 if (currentSearchOperation == null) {
906 if (searchResult != null) {
910 jumpToRow(searchResult.startRow);
911 } else if (searchOperation.multiWordSearchResult != null) {
912 // Multi-row search....
913 setFiltered(searchOperation);
915 throw new IllegalStateException("This should never happen.");
918 Log.d(LOG, "More coming, waiting for currentSearchOperation.");
925 private final void jumpToRow(final int row) {
927 getListView().setSelected(true);
930 static final Pattern WHITESPACE = Pattern.compile("\\s+");
932 final class SearchOperation implements Runnable {
934 final AtomicBoolean interrupted = new AtomicBoolean(false);
936 final String searchText;
938 List<String> searchTokens; // filled in for multiWord.
942 long searchStartMillis;
944 Index.IndexEntry searchResult;
946 List<RowBase> multiWordSearchResult;
948 boolean done = false;
950 SearchOperation(final String searchText, final Index index) {
951 this.searchText = searchText.trim();
955 public String toString() {
956 return String.format("SearchOperation(%s,%s)", searchText, interrupted.toString());
962 searchStartMillis = System.currentTimeMillis();
963 final String[] searchTokenArray = WHITESPACE.split(searchText);
964 if (searchTokenArray.length == 1) {
965 searchResult = index.findInsertionPoint(searchText, interrupted);
967 searchTokens = Arrays.asList(searchTokenArray);
968 multiWordSearchResult = index.multiWordSearch(searchTokens, interrupted);
971 "searchText=" + searchText + ", searchDuration="
972 + (System.currentTimeMillis() - searchStartMillis)
973 + ", interrupted=" + interrupted.get());
974 if (!interrupted.get()) {
975 uiHandler.post(new Runnable() {
978 searchFinished(SearchOperation.this);
982 } catch (Exception e) {
983 Log.e(LOG, "Failure during search (can happen during Activity close.");
985 synchronized (this) {
993 // --------------------------------------------------------------------------
995 // --------------------------------------------------------------------------
997 static ViewGroup.LayoutParams WEIGHT_1 = new LinearLayout.LayoutParams(
998 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT, 1.0f);
1000 static ViewGroup.LayoutParams WEIGHT_0 = new LinearLayout.LayoutParams(
1001 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT, 0.0f);
1003 final class IndexAdapter extends BaseAdapter {
1005 private static final float PADDING_DEFAULT_DP = 8;
1007 private static final float PADDING_LARGE_DP = 16;
1011 final List<RowBase> rows;
1013 final Set<String> toHighlight;
1015 private int mPaddingDefault;
1017 private int mPaddingLarge;
1019 IndexAdapter(final Index index) {
1022 this.toHighlight = null;
1026 IndexAdapter(final Index index, final List<RowBase> rows, final List<String> toHighlight) {
1029 this.toHighlight = new LinkedHashSet<String>(toHighlight);
1033 private void getMetrics() {
1034 // Get the screen's density scale
1035 final float scale = getResources().getDisplayMetrics().density;
1036 // Convert the dps to pixels, based on density scale
1037 mPaddingDefault = (int) (PADDING_DEFAULT_DP * scale + 0.5f);
1038 mPaddingLarge = (int) (PADDING_LARGE_DP * scale + 0.5f);
1042 public int getCount() {
1047 public RowBase getItem(int position) {
1048 return rows.get(position);
1052 public long getItemId(int position) {
1053 return getItem(position).index();
1057 public TableLayout getView(int position, View convertView, ViewGroup parent) {
1058 final TableLayout result;
1059 if (convertView instanceof TableLayout) {
1060 result = (TableLayout) convertView;
1061 result.removeAllViews();
1063 result = new TableLayout(parent.getContext());
1065 final RowBase row = getItem(position);
1066 if (row instanceof PairEntry.Row) {
1067 return getView(position, (PairEntry.Row) row, parent, result);
1068 } else if (row instanceof TokenRow) {
1069 return getView((TokenRow) row, parent, result);
1070 } else if (row instanceof HtmlEntry.Row) {
1071 return getView((HtmlEntry.Row) row, parent, result);
1073 throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
1077 private TableLayout getView(final int position, PairEntry.Row row, ViewGroup parent,
1078 final TableLayout result) {
1079 final PairEntry entry = row.getEntry();
1080 final int rowCount = entry.pairs.size();
1082 final TableRow.LayoutParams layoutParams = new TableRow.LayoutParams();
1083 layoutParams.weight = 0.5f;
1084 layoutParams.leftMargin = mPaddingLarge;
1086 for (int r = 0; r < rowCount; ++r) {
1087 final TableRow tableRow = new TableRow(result.getContext());
1089 final TextView col1 = new TextView(tableRow.getContext());
1090 final TextView col2 = new TextView(tableRow.getContext());
1092 // Set the columns in the table.
1094 final TextView bullet = new TextView(tableRow.getContext());
1095 bullet.setText(" • ");
1096 tableRow.addView(bullet);
1098 tableRow.addView(col1, layoutParams);
1099 final TextView margin = new TextView(tableRow.getContext());
1100 margin.setText(" ");
1101 tableRow.addView(margin);
1103 final TextView bullet = new TextView(tableRow.getContext());
1104 bullet.setText(" • ");
1105 tableRow.addView(bullet);
1107 tableRow.addView(col2, layoutParams);
1111 // Set what's in the columns.
1113 final Pair pair = entry.pairs.get(r);
1114 final String col1Text = index.swapPairEntries ? pair.lang2 : pair.lang1;
1115 final String col2Text = index.swapPairEntries ? pair.lang1 : pair.lang2;
1117 col1.setText(col1Text, TextView.BufferType.SPANNABLE);
1118 col2.setText(col2Text, TextView.BufferType.SPANNABLE);
1120 // Bold the token instances in col1.
1121 final Set<String> toBold = toHighlight != null ? this.toHighlight : Collections
1122 .singleton(row.getTokenRow(true).getToken());
1123 final Spannable col1Spannable = (Spannable) col1.getText();
1124 for (final String token : toBold) {
1126 while ((startPos = col1Text.indexOf(token, startPos)) != -1) {
1127 col1Spannable.setSpan(new StyleSpan(Typeface.BOLD), startPos, startPos
1128 + token.length(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
1129 startPos += token.length();
1133 createTokenLinkSpans(col1, col1Spannable, col1Text);
1134 createTokenLinkSpans(col2, (Spannable) col2.getText(), col2Text);
1136 col1.setTypeface(typeface);
1137 col2.setTypeface(typeface);
1138 col1.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1139 col2.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1140 // col2.setBackgroundResource(theme.otherLangBg);
1142 if (index.swapPairEntries) {
1143 col2.setOnLongClickListener(textViewLongClickListenerIndex0);
1144 col1.setOnLongClickListener(textViewLongClickListenerIndex1);
1146 col1.setOnLongClickListener(textViewLongClickListenerIndex0);
1147 col2.setOnLongClickListener(textViewLongClickListenerIndex1);
1150 result.addView(tableRow);
1153 // Because we have a Button inside a ListView row:
1154 // http://groups.google.com/group/android-developers/browse_thread/thread/3d96af1530a7d62a?pli=1
1155 result.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
1156 result.setClickable(true);
1157 result.setFocusable(true);
1158 result.setLongClickable(true);
1159 result.setBackgroundResource(android.R.drawable.menuitem_background);
1160 result.setOnClickListener(new TextView.OnClickListener() {
1162 public void onClick(View v) {
1163 DictionaryActivity.this.onListItemClick(getListView(), v, position, position);
1170 private TableLayout getPossibleHtmlEntryView(final boolean isTokenRow, final String text, final boolean hasMainEntry, final List<HtmlEntry> htmlEntries, final String htmlTextToHighlight, ViewGroup parent, final TableLayout result) {
1171 final Context context = parent.getContext();
1173 final TableRow tableRow = new TableRow(result.getContext());
1174 tableRow.setBackgroundResource(hasMainEntry ? theme.tokenRowMainBg
1175 : theme.tokenRowOtherBg);
1177 tableRow.setPadding(mPaddingDefault, mPaddingDefault, mPaddingDefault, 0);
1179 tableRow.setPadding(mPaddingLarge, mPaddingDefault, mPaddingDefault, 0);
1181 result.addView(tableRow);
1183 final TextView textView = new TextView(context);
1184 textView.setText(text);
1186 // textView.setTextColor(android.R.color.secondary_text_light);
1187 textView.setTypeface(typeface);
1188 TableRow.LayoutParams lp = new TableRow.LayoutParams(0);
1190 textView.setTextAppearance(context, theme.tokenRowFg);
1191 textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 4 * fontSizeSp / 3);
1193 textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1197 textView.setLayoutParams(lp);
1198 tableRow.addView(textView);
1201 if (!htmlEntries.isEmpty()) {
1202 final ImageButton button = new ImageButton(context);
1203 button.setImageResource(R.drawable.ic_menu_forward);
1204 button.setOnClickListener(new OnClickListener() {
1206 public void onClick(View v) {
1207 final String html = HtmlEntry.htmlBody(htmlEntries);
1208 startActivity(HtmlDisplayActivity.getHtmlIntent(String.format(
1209 "<html><head></head><body>%s</body></html>", html), htmlTextToHighlight, false));
1212 tableRow.addView(button);
1213 lp = new TableRow.LayoutParams(1);
1215 button.setLayoutParams(lp);
1216 //result.setColumnStretchable(0, true);
1217 //result.setColumnStretchable(1, false);
1222 private TableLayout getView(TokenRow row, ViewGroup parent, final TableLayout result) {
1223 final IndexEntry indexEntry = row.getIndexEntry();
1224 return getPossibleHtmlEntryView(true, indexEntry.token, row.hasMainEntry, indexEntry.htmlEntries, null, parent, result);
1227 private TableLayout getView(HtmlEntry.Row row, ViewGroup parent, final TableLayout result) {
1228 final HtmlEntry htmlEntry = row.getEntry();
1229 final TokenRow tokenRow = row.getTokenRow(true);
1230 return getPossibleHtmlEntryView(false, getString(R.string.seeAlso, htmlEntry.title), false, Collections.singletonList(htmlEntry), tokenRow.getToken(), parent, result);
1238 static final Pattern CHAR_DASH = Pattern.compile("['\\p{L}\\p{M}\\p{N}]+");
1240 private void createTokenLinkSpans(final TextView textView, final Spannable spannable,
1241 final String text) {
1242 // Saw from the source code that LinkMovementMethod sets the selection!
1243 // http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.3.1_r1/android/text/method/LinkMovementMethod.java#LinkMovementMethod
1244 textView.setMovementMethod(LinkMovementMethod.getInstance());
1245 final Matcher matcher = CHAR_DASH.matcher(text);
1246 while (matcher.find()) {
1247 spannable.setSpan(new NonLinkClickableSpan(), matcher.start(), matcher.end(),
1248 Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
1252 String selectedSpannableText = null;
1254 int selectedSpannableIndex = -1;
1257 public boolean onTouchEvent(MotionEvent event) {
1258 selectedSpannableText = null;
1259 selectedSpannableIndex = -1;
1260 return super.onTouchEvent(event);
1263 private class TextViewLongClickListener implements OnLongClickListener {
1266 private TextViewLongClickListener(final int index) {
1271 public boolean onLongClick(final View v) {
1272 final TextView textView = (TextView) v;
1273 final int start = textView.getSelectionStart();
1274 final int end = textView.getSelectionEnd();
1275 if (start >= 0 && end >= 0) {
1276 selectedSpannableText = textView.getText().subSequence(start, end).toString();
1277 selectedSpannableIndex = index;
1283 final TextViewLongClickListener textViewLongClickListenerIndex0 = new TextViewLongClickListener(
1286 final TextViewLongClickListener textViewLongClickListenerIndex1 = new TextViewLongClickListener(
1289 // --------------------------------------------------------------------------
1291 // --------------------------------------------------------------------------
1293 void onSearchTextChange(final String text) {
1294 if ("thadolina".equals(text)) {
1295 final Dialog dialog = new Dialog(getListView().getContext());
1296 dialog.setContentView(R.layout.thadolina_dialog);
1297 dialog.setTitle("Ti amo, amore mio!");
1298 final ImageView imageView = (ImageView) dialog.findViewById(R.id.thadolina_image);
1299 imageView.setOnClickListener(new OnClickListener() {
1301 public void onClick(View v) {
1302 final Intent intent = new Intent(Intent.ACTION_VIEW);
1303 intent.setData(Uri.parse("https://sites.google.com/site/cfoxroxvday/vday2012"));
1304 startActivity(intent);
1309 if (dictRaf == null) {
1310 Log.d(LOG, "searchText changed during shutdown, doing nothing.");
1313 if (!searchText.isFocused()) {
1314 Log.d(LOG, "searchText changed without focus, doing nothing.");
1317 Log.d(LOG, "onSearchTextChange: " + text);
1318 if (currentSearchOperation != null) {
1319 Log.d(LOG, "Interrupting currentSearchOperation.");
1320 currentSearchOperation.interrupted.set(true);
1322 currentSearchOperation = new SearchOperation(text, index);
1323 searchExecutor.execute(currentSearchOperation);
1326 private class SearchTextWatcher implements TextWatcher {
1327 public void afterTextChanged(final Editable searchTextEditable) {
1328 if (searchText.hasFocus()) {
1329 Log.d(LOG, "Search text changed with focus: " + searchText.getText());
1330 // If they were typing to cause the change, update the UI.
1331 onSearchTextChange(searchText.getText().toString());
1335 public void beforeTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
1338 public void onTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
1342 // --------------------------------------------------------------------------
1343 // Filtered results.
1344 // --------------------------------------------------------------------------
1346 boolean isFiltered() {
1347 return rowsToShow != null;
1350 void setFiltered(final SearchOperation searchOperation) {
1351 ((ImageButton) findViewById(R.id.UpButton)).setEnabled(false);
1352 ((ImageButton) findViewById(R.id.DownButton)).setEnabled(false);
1353 rowsToShow = searchOperation.multiWordSearchResult;
1354 setListAdapter(new IndexAdapter(index, rowsToShow, searchOperation.searchTokens));
1357 void clearFiltered() {
1358 ((ImageButton) findViewById(R.id.UpButton)).setEnabled(true);
1359 ((ImageButton) findViewById(R.id.DownButton)).setEnabled(true);
1360 setListAdapter(new IndexAdapter(index));