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() {
390 if (PreferenceActivity.prefsMightHaveChanged) {
391 PreferenceActivity.prefsMightHaveChanged = false;
393 startActivity(getIntent());
395 if (initialSearchText != null) {
396 setSearchText(initialSearchText, true);
401 protected void onPause() {
405 private static void setDictionaryPrefs(final Context context, final File dictFile,
406 final int indexIndex, final String searchToken) {
407 final SharedPreferences.Editor prefs = PreferenceManager.getDefaultSharedPreferences(
409 prefs.putString(C.DICT_FILE, dictFile.getPath());
410 prefs.putInt(C.INDEX_INDEX, indexIndex);
411 prefs.putString(C.SEARCH_TOKEN, ""); // Don't need to save search token.
416 protected void onDestroy() {
418 if (dictRaf == null) {
422 final SearchOperation searchOperation = currentSearchOperation;
423 currentSearchOperation = null;
425 // Before we close the RAF, we have to wind the current search down.
426 if (searchOperation != null) {
427 Log.d(LOG, "Interrupting search to shut down.");
428 currentSearchOperation = null;
429 searchOperation.interrupted.set(true);
433 Log.d(LOG, "Closing RAF.");
435 } catch (IOException e) {
436 Log.e(LOG, "Failed to close dictionary", e);
441 // --------------------------------------------------------------------------
443 // --------------------------------------------------------------------------
445 private void onClearSearchTextButton() {
446 setSearchText("", true);
447 Log.d(LOG, "Trying to show soft keyboard.");
448 final InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
449 manager.showSoftInput(searchText, InputMethodManager.SHOW_IMPLICIT);
452 void updateLangButton() {
453 // final LanguageResources languageResources =
454 // Language.isoCodeToResources.get(index.shortName);
455 // if (languageResources != null && languageResources.flagId != 0) {
456 // langButton.setCompoundDrawablesWithIntrinsicBounds(0, 0,
457 // languageResources.flagId, 0);
459 // langButton.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
460 langButton.setText(index.shortName);
464 void onLanguageButton() {
465 if (currentSearchOperation != null) {
466 currentSearchOperation.interrupted.set(true);
467 currentSearchOperation = null;
469 changeIndexGetFocusAndResearch((indexIndex + 1) % dictionary.indices.size());
472 void onLanguageButtonLongClick(final Context context) {
473 final Dialog dialog = new Dialog(context);
474 dialog.setContentView(R.layout.select_dictionary_dialog);
475 dialog.setTitle(R.string.selectDictionary);
477 final List<DictionaryInfo> installedDicts = ((DictionaryApplication) getApplication())
480 ListView listView = (ListView) dialog.findViewById(android.R.id.list);
482 // final LinearLayout.LayoutParams layoutParams = new
483 // LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
484 // ViewGroup.LayoutParams.WRAP_CONTENT);
485 // layoutParams.width = 0;
486 // layoutParams.weight = 1.0f;
488 final Button button = new Button(listView.getContext());
489 final String name = getString(R.string.dictionaryManager);
490 button.setText(name);
491 final IntentLauncher intentLauncher = new IntentLauncher(listView.getContext(),
492 DictionaryManagerActivity.getLaunchIntent()) {
494 protected void onGo() {
496 DictionaryActivity.this.finish();
499 button.setOnClickListener(intentLauncher);
500 // button.setLayoutParams(layoutParams);
501 listView.addHeaderView(button);
502 // listView.setHeaderDividersEnabled(true);
504 listView.setAdapter(new BaseAdapter() {
506 public View getView(int position, View convertView, ViewGroup parent) {
507 final LinearLayout result = new LinearLayout(parent.getContext());
509 final DictionaryInfo dictionaryInfo = getItem(position);
510 for (int i = 0; i < dictionaryInfo.indexInfos.size(); ++i) {
511 final IndexInfo indexInfo = dictionaryInfo.indexInfos.get(i);
512 final Button button = new Button(parent.getContext());
513 // final String name = application
514 // .getDictionaryName(dictionaryInfo.uncompressedFilename);
515 button.setText(indexInfo.shortName);
516 final IntentLauncher intentLauncher = new IntentLauncher(parent.getContext(),
517 getLaunchIntent(application.getPath(dictionaryInfo.uncompressedFilename),
518 i, searchText.getText().toString())) {
520 protected void onGo() {
522 DictionaryActivity.this.finish();
525 button.setOnClickListener(intentLauncher);
526 final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
527 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
528 layoutParams.width = 0;
529 layoutParams.weight = 1.0f;
530 button.setLayoutParams(layoutParams);
531 result.addView(button);
534 final TextView dash = new TextView(parent.getContext());
536 result.addView(dash);
543 public long getItemId(int position) {
548 public DictionaryInfo getItem(int position) {
549 return installedDicts.get(position);
553 public int getCount() {
554 return installedDicts.size();
561 private void changeIndexGetFocusAndResearch(final int newIndex) {
562 indexIndex = newIndex;
563 index = dictionary.indices.get(indexIndex);
564 indexAdapter = new IndexAdapter(index);
565 Log.d(LOG, "changingIndex, newLang=" + index.longName);
566 setListAdapter(indexAdapter);
568 searchText.requestFocus(); // Otherwise, nothing may happen.
569 onSearchTextChange(searchText.getText().toString());
570 setDictionaryPrefs(this, dictFile, indexIndex, searchText.getText().toString());
573 void onUpDownButton(final boolean up) {
577 final int firstVisibleRow = getListView().getFirstVisiblePosition();
578 final RowBase row = index.rows.get(firstVisibleRow);
579 final TokenRow tokenRow = row.getTokenRow(true);
580 final int destIndexEntry;
582 if (row != tokenRow) {
583 destIndexEntry = tokenRow.referenceIndex;
585 destIndexEntry = Math.max(tokenRow.referenceIndex - 1, 0);
589 destIndexEntry = Math.min(tokenRow.referenceIndex + 1, index.sortedIndexEntries.size());
591 final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
592 Log.d(LOG, "onUpDownButton, destIndexEntry=" + dest.token);
593 searchText.removeTextChangedListener(searchTextWatcher);
594 searchText.setText(dest.token);
595 if (searchText.getLayout() != null) {
596 // Surprising, but this can otherwise crash sometimes...
597 Selection.moveToRightEdge(searchText.getText(), searchText.getLayout());
599 jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
600 searchText.addTextChangedListener(searchTextWatcher);
603 // --------------------------------------------------------------------------
605 // --------------------------------------------------------------------------
607 final Random random = new Random();
610 public boolean onCreateOptionsMenu(final Menu menu) {
611 application.onCreateGlobalOptionsMenu(this, menu);
614 final MenuItem randomWord = menu.add(getString(R.string.randomWord));
615 randomWord.setOnMenuItemClickListener(new OnMenuItemClickListener() {
616 public boolean onMenuItemClick(final MenuItem menuItem) {
617 final String word = index.sortedIndexEntries.get(random
618 .nextInt(index.sortedIndexEntries.size())).token;
619 setSearchText(word, true);
626 final MenuItem dictionaryList = menu.add(getString(R.string.dictionaryManager));
627 dictionaryList.setOnMenuItemClickListener(new OnMenuItemClickListener() {
628 public boolean onMenuItemClick(final MenuItem menuItem) {
629 startActivity(DictionaryManagerActivity.getLaunchIntent());
637 final MenuItem aboutDictionary = menu.add(getString(R.string.aboutDictionary));
638 aboutDictionary.setOnMenuItemClickListener(new OnMenuItemClickListener() {
639 public boolean onMenuItemClick(final MenuItem menuItem) {
640 final Context context = getListView().getContext();
641 final Dialog dialog = new Dialog(context);
642 dialog.setContentView(R.layout.about_dictionary_dialog);
643 final TextView textView = (TextView) dialog.findViewById(R.id.text);
645 final String name = application.getDictionaryName(dictFile.getName());
646 dialog.setTitle(name);
648 final StringBuilder builder = new StringBuilder();
649 final DictionaryInfo dictionaryInfo = dictionary.getDictionaryInfo();
650 dictionaryInfo.uncompressedBytes = dictFile.length();
651 if (dictionaryInfo != null) {
652 builder.append(dictionaryInfo.dictInfo).append("\n\n");
653 builder.append(getString(R.string.dictionaryPath, dictFile.getPath()))
656 getString(R.string.dictionarySize, dictionaryInfo.uncompressedBytes))
659 getString(R.string.dictionaryCreationTime,
660 dictionaryInfo.creationMillis)).append("\n");
661 for (final IndexInfo indexInfo : dictionaryInfo.indexInfos) {
662 builder.append("\n");
663 builder.append(getString(R.string.indexName, indexInfo.shortName))
666 getString(R.string.mainTokenCount, indexInfo.mainTokenCount))
669 builder.append("\n");
670 builder.append(getString(R.string.sources)).append("\n");
671 for (final EntrySource source : dictionary.sources) {
673 getString(R.string.sourceInfo, source.getName(),
674 source.getNumEntries())).append("\n");
678 // builder.append(getString(R.string.invalidDictionary));
680 textView.setText(builder.toString());
683 final WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
684 layoutParams.width = WindowManager.LayoutParams.MATCH_PARENT;
685 layoutParams.height = WindowManager.LayoutParams.MATCH_PARENT;
686 dialog.getWindow().setAttributes(layoutParams);
695 // --------------------------------------------------------------------------
696 // Context Menu + clicks
697 // --------------------------------------------------------------------------
700 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
701 AdapterContextMenuInfo adapterContextMenuInfo = (AdapterContextMenuInfo) menuInfo;
702 final RowBase row = (RowBase) getListAdapter().getItem(adapterContextMenuInfo.position);
704 final MenuItem addToWordlist = menu.add(getString(R.string.addToWordList,
705 wordList.getName()));
706 addToWordlist.setOnMenuItemClickListener(new OnMenuItemClickListener() {
707 public boolean onMenuItemClick(MenuItem item) {
708 onAppendToWordList(row);
713 final MenuItem copy = menu.add(android.R.string.copy);
714 copy.setOnMenuItemClickListener(new OnMenuItemClickListener() {
715 public boolean onMenuItemClick(MenuItem item) {
721 if (selectedSpannableText != null) {
722 final String selectedText = selectedSpannableText;
723 final MenuItem searchForSelection = menu.add(getString(R.string.searchForSelection,
724 selectedSpannableText));
725 searchForSelection.setOnMenuItemClickListener(new OnMenuItemClickListener() {
726 public boolean onMenuItemClick(MenuItem item) {
728 for (int i = 0; i < dictionary.indices.size(); ++i) {
729 final Index index = dictionary.indices.get(i);
730 if (indexPrepFinished) {
731 System.out.println("Doing index lookup: on " + selectedText);
732 final IndexEntry indexEntry = index.findExact(selectedText);
733 if (indexEntry != null) {
734 final TokenRow tokenRow = index.rows.get(indexEntry.startRow)
736 if (tokenRow != null && tokenRow.hasMainEntry) {
742 Log.w(LOG, "Skipping findExact on index " + index.shortName);
745 if (indexToUse == -1) {
746 indexToUse = selectedSpannableIndex;
748 final boolean changeIndex = indexIndex != indexToUse;
749 setSearchText(selectedText, !changeIndex); // If we're not
755 changeIndexGetFocusAndResearch(indexToUse);
757 // Give focus back to list view because typing is done.
758 getListView().requestFocus();
767 protected void onListItemClick(ListView l, View v, int row, long id) {
769 if (clickOpensContextMenu && dictRaf != null) {
774 void onAppendToWordList(final RowBase row) {
777 final StringBuilder rawText = new StringBuilder();
778 rawText.append(new SimpleDateFormat("yyyy.MM.dd HH:mm:ss").format(new Date())).append("\t");
779 rawText.append(index.longName).append("\t");
780 rawText.append(row.getTokenRow(true).getToken()).append("\t");
781 rawText.append(row.getRawText(saveOnlyFirstSubentry));
782 Log.d(LOG, "Writing : " + rawText);
785 wordList.getParentFile().mkdirs();
786 final PrintWriter out = new PrintWriter(new FileWriter(wordList, true));
787 out.println(rawText.toString());
789 } catch (IOException e) {
790 Log.e(LOG, "Unable to append to " + wordList.getAbsolutePath(), e);
792 getString(R.string.failedAddingToWordList, wordList.getAbsolutePath()),
793 Toast.LENGTH_LONG).show();
799 * Called when user clicks outside of search text, so that they can start
800 * typing again immediately.
802 void defocusSearchText() {
803 // Log.d(LOG, "defocusSearchText");
804 // Request focus so that if we start typing again, it clears the text
806 getListView().requestFocus();
808 // Visual indication that a new keystroke will clear the search text.
809 searchText.selectAll();
812 @SuppressWarnings("deprecation")
813 void onCopy(final RowBase row) {
816 Log.d(LOG, "Copy, row=" + row);
817 final StringBuilder result = new StringBuilder();
818 result.append(row.getRawText(false));
819 final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
820 clipboardManager.setText(result.toString());
821 Log.d(LOG, "Copied: " + result);
825 public boolean onKeyDown(final int keyCode, final KeyEvent event) {
826 if (event.getUnicodeChar() != 0) {
827 if (!searchText.hasFocus()) {
828 setSearchText("" + (char) event.getUnicodeChar(), true);
832 if (keyCode == KeyEvent.KEYCODE_BACK) {
833 // Log.d(LOG, "Clearing dictionary prefs.");
834 // Pretend that we just autolaunched so that we won't do it again.
835 // DictionaryManagerActivity.lastAutoLaunchMillis =
836 // System.currentTimeMillis();
838 if (keyCode == KeyEvent.KEYCODE_ENTER) {
839 Log.d(LOG, "Trying to hide soft keyboard.");
840 final InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
841 inputManager.hideSoftInputFromWindow(this.getCurrentFocus().getWindowToken(),
842 InputMethodManager.HIDE_NOT_ALWAYS);
845 return super.onKeyDown(keyCode, event);
848 private void setSearchText(final String text, final boolean triggerSearch) {
849 if (!triggerSearch) {
850 getListView().requestFocus();
852 searchText.setText(text);
853 searchText.requestFocus();
856 onSearchTextChange(text);
860 private long cursorDelayMillis = 100;
862 private void moveCursorToRight() {
863 if (searchText.getLayout() != null) {
864 cursorDelayMillis = 100;
865 // Surprising, but this can crash when you rotate...
866 Selection.moveToRightEdge(searchText.getText(), searchText.getLayout());
868 uiHandler.postDelayed(new Runnable() {
873 }, cursorDelayMillis);
874 cursorDelayMillis = Math.min(10 * 1000, 2 * cursorDelayMillis);
878 // --------------------------------------------------------------------------
880 // --------------------------------------------------------------------------
882 private void searchFinished(final SearchOperation searchOperation) {
883 if (searchOperation.interrupted.get()) {
884 Log.d(LOG, "Search operation was interrupted: " + searchOperation);
887 if (searchOperation != this.currentSearchOperation) {
888 Log.d(LOG, "Stale searchOperation finished: " + searchOperation);
892 final Index.IndexEntry searchResult = searchOperation.searchResult;
893 Log.d(LOG, "searchFinished: " + searchOperation + ", searchResult=" + searchResult);
895 currentSearchOperation = null;
896 uiHandler.postDelayed(new Runnable() {
899 if (currentSearchOperation == null) {
900 if (searchResult != null) {
904 jumpToRow(searchResult.startRow);
905 } else if (searchOperation.multiWordSearchResult != null) {
906 // Multi-row search....
907 setFiltered(searchOperation);
909 throw new IllegalStateException("This should never happen.");
912 Log.d(LOG, "More coming, waiting for currentSearchOperation.");
919 private final void jumpToRow(final int row) {
921 getListView().setSelected(true);
924 static final Pattern WHITESPACE = Pattern.compile("\\s+");
926 final class SearchOperation implements Runnable {
928 final AtomicBoolean interrupted = new AtomicBoolean(false);
930 final String searchText;
932 List<String> searchTokens; // filled in for multiWord.
936 long searchStartMillis;
938 Index.IndexEntry searchResult;
940 List<RowBase> multiWordSearchResult;
942 boolean done = false;
944 SearchOperation(final String searchText, final Index index) {
945 this.searchText = searchText.trim();
949 public String toString() {
950 return String.format("SearchOperation(%s,%s)", searchText, interrupted.toString());
956 searchStartMillis = System.currentTimeMillis();
957 final String[] searchTokenArray = WHITESPACE.split(searchText);
958 if (searchTokenArray.length == 1) {
959 searchResult = index.findInsertionPoint(searchText, interrupted);
961 searchTokens = Arrays.asList(searchTokenArray);
962 multiWordSearchResult = index.multiWordSearch(searchTokens, interrupted);
965 "searchText=" + searchText + ", searchDuration="
966 + (System.currentTimeMillis() - searchStartMillis)
967 + ", interrupted=" + interrupted.get());
968 if (!interrupted.get()) {
969 uiHandler.post(new Runnable() {
972 searchFinished(SearchOperation.this);
976 } catch (Exception e) {
977 Log.e(LOG, "Failure during search (can happen during Activity close.");
979 synchronized (this) {
987 // --------------------------------------------------------------------------
989 // --------------------------------------------------------------------------
991 static ViewGroup.LayoutParams WEIGHT_1 = new LinearLayout.LayoutParams(
992 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT, 1.0f);
994 static ViewGroup.LayoutParams WEIGHT_0 = new LinearLayout.LayoutParams(
995 ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT, 0.0f);
997 final class IndexAdapter extends BaseAdapter {
999 private static final float PADDING_DEFAULT_DP = 8;
1001 private static final float PADDING_LARGE_DP = 16;
1005 final List<RowBase> rows;
1007 final Set<String> toHighlight;
1009 private int mPaddingDefault;
1011 private int mPaddingLarge;
1013 IndexAdapter(final Index index) {
1016 this.toHighlight = null;
1020 IndexAdapter(final Index index, final List<RowBase> rows, final List<String> toHighlight) {
1023 this.toHighlight = new LinkedHashSet<String>(toHighlight);
1027 private void getMetrics() {
1028 // Get the screen's density scale
1029 final float scale = getResources().getDisplayMetrics().density;
1030 // Convert the dps to pixels, based on density scale
1031 mPaddingDefault = (int) (PADDING_DEFAULT_DP * scale + 0.5f);
1032 mPaddingLarge = (int) (PADDING_LARGE_DP * scale + 0.5f);
1036 public int getCount() {
1041 public RowBase getItem(int position) {
1042 return rows.get(position);
1046 public long getItemId(int position) {
1047 return getItem(position).index();
1051 public TableLayout getView(int position, View convertView, ViewGroup parent) {
1052 final TableLayout result;
1053 if (convertView instanceof TableLayout) {
1054 result = (TableLayout) convertView;
1055 result.removeAllViews();
1057 result = new TableLayout(parent.getContext());
1059 final RowBase row = getItem(position);
1060 if (row instanceof PairEntry.Row) {
1061 return getView(position, (PairEntry.Row) row, parent, result);
1062 } else if (row instanceof TokenRow) {
1063 return getView((TokenRow) row, parent, result);
1064 } else if (row instanceof HtmlEntry.Row) {
1065 return getView((HtmlEntry.Row) row, parent, result);
1067 throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
1071 private TableLayout getView(final int position, PairEntry.Row row, ViewGroup parent,
1072 final TableLayout result) {
1073 final PairEntry entry = row.getEntry();
1074 final int rowCount = entry.pairs.size();
1076 final TableRow.LayoutParams layoutParams = new TableRow.LayoutParams();
1077 layoutParams.weight = 0.5f;
1078 layoutParams.leftMargin = mPaddingLarge;
1080 for (int r = 0; r < rowCount; ++r) {
1081 final TableRow tableRow = new TableRow(result.getContext());
1083 final TextView col1 = new TextView(tableRow.getContext());
1084 final TextView col2 = new TextView(tableRow.getContext());
1086 // Set the columns in the table.
1088 final TextView bullet = new TextView(tableRow.getContext());
1089 bullet.setText(" • ");
1090 tableRow.addView(bullet);
1092 tableRow.addView(col1, layoutParams);
1093 final TextView margin = new TextView(tableRow.getContext());
1094 margin.setText(" ");
1095 tableRow.addView(margin);
1097 final TextView bullet = new TextView(tableRow.getContext());
1098 bullet.setText(" • ");
1099 tableRow.addView(bullet);
1101 tableRow.addView(col2, layoutParams);
1105 // Set what's in the columns.
1107 final Pair pair = entry.pairs.get(r);
1108 final String col1Text = index.swapPairEntries ? pair.lang2 : pair.lang1;
1109 final String col2Text = index.swapPairEntries ? pair.lang1 : pair.lang2;
1111 col1.setText(col1Text, TextView.BufferType.SPANNABLE);
1112 col2.setText(col2Text, TextView.BufferType.SPANNABLE);
1114 // Bold the token instances in col1.
1115 final Set<String> toBold = toHighlight != null ? this.toHighlight : Collections
1116 .singleton(row.getTokenRow(true).getToken());
1117 final Spannable col1Spannable = (Spannable) col1.getText();
1118 for (final String token : toBold) {
1120 while ((startPos = col1Text.indexOf(token, startPos)) != -1) {
1121 col1Spannable.setSpan(new StyleSpan(Typeface.BOLD), startPos, startPos
1122 + token.length(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
1123 startPos += token.length();
1127 createTokenLinkSpans(col1, col1Spannable, col1Text);
1128 createTokenLinkSpans(col2, (Spannable) col2.getText(), col2Text);
1130 col1.setTypeface(typeface);
1131 col2.setTypeface(typeface);
1132 col1.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1133 col2.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
1134 // col2.setBackgroundResource(theme.otherLangBg);
1136 if (index.swapPairEntries) {
1137 col2.setOnLongClickListener(textViewLongClickListenerIndex0);
1138 col1.setOnLongClickListener(textViewLongClickListenerIndex1);
1140 col1.setOnLongClickListener(textViewLongClickListenerIndex0);
1141 col2.setOnLongClickListener(textViewLongClickListenerIndex1);
1144 result.addView(tableRow);
1147 // Because we have a Button inside a ListView row:
1148 // http://groups.google.com/group/android-developers/browse_thread/thread/3d96af1530a7d62a?pli=1
1149 result.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
1150 result.setClickable(true);
1151 result.setFocusable(true);
1152 result.setLongClickable(true);
1153 result.setBackgroundResource(android.R.drawable.menuitem_background);
1154 result.setOnClickListener(new TextView.OnClickListener() {
1156 public void onClick(View v) {
1157 DictionaryActivity.this.onListItemClick(getListView(), v, position, position);
1164 private TableLayout getView(HtmlEntry.Row row, ViewGroup parent, final TableLayout result) {
1165 final HtmlEntry htmlEntry = row.getEntry();
1166 return getPossibleHtmlEntryView(htmlEntry.title, false, Collections.singletonList(htmlEntry), parent, result);
1169 private TableLayout getPossibleHtmlEntryView(final String text, final boolean hasMainEntry, final List<HtmlEntry> htmlEntries, ViewGroup parent, final TableLayout result) {
1170 final Context context = parent.getContext();
1172 final TableRow tableRow = new TableRow(result.getContext());
1173 tableRow.setBackgroundResource(hasMainEntry ? theme.tokenRowMainBg
1174 : theme.tokenRowOtherBg);
1175 tableRow.setPadding(mPaddingDefault, mPaddingDefault, mPaddingDefault, 0);
1176 result.addView(tableRow);
1179 final TextView textView = new TextView(context);
1180 textView.setText(text);
1182 // textView.setTextColor(android.R.color.secondary_text_light);
1183 textView.setTextAppearance(context, theme.tokenRowFg);
1184 textView.setTypeface(typeface);
1185 textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 5 * fontSizeSp / 4);
1186 TableRow.LayoutParams lp = new TableRow.LayoutParams(0);
1188 textView.setLayoutParams(lp);
1189 tableRow.addView(textView);
1192 if (!htmlEntries.isEmpty()) {
1193 final ImageButton button = new ImageButton(context);
1194 button.setImageResource(R.drawable.ic_menu_forward);
1195 button.setOnClickListener(new OnClickListener() {
1197 public void onClick(View v) {
1198 final String html = HtmlEntry.htmlBody(htmlEntries);
1199 startActivity(HtmlDisplayActivity.getHtmlIntent(String.format(
1200 "<html><head></head><body>%s</body></html>", html)));
1203 tableRow.addView(button);
1204 lp = new TableRow.LayoutParams(1);
1206 button.setLayoutParams(lp);
1207 //result.setColumnStretchable(0, true);
1208 //result.setColumnStretchable(1, false);
1213 private TableLayout getView(TokenRow row, ViewGroup parent, final TableLayout result) {
1214 final IndexEntry indexEntry = row.getIndexEntry();
1215 return getPossibleHtmlEntryView(indexEntry.token, row.hasMainEntry, indexEntry.htmlEntries, parent, result);
1222 static final Pattern CHAR_DASH = Pattern.compile("['\\p{L}\\p{M}\\p{N}]+");
1224 private void createTokenLinkSpans(final TextView textView, final Spannable spannable,
1225 final String text) {
1226 // Saw from the source code that LinkMovementMethod sets the selection!
1227 // http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.3.1_r1/android/text/method/LinkMovementMethod.java#LinkMovementMethod
1228 textView.setMovementMethod(LinkMovementMethod.getInstance());
1229 final Matcher matcher = CHAR_DASH.matcher(text);
1230 while (matcher.find()) {
1231 spannable.setSpan(new NonLinkClickableSpan(), matcher.start(), matcher.end(),
1232 Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
1236 String selectedSpannableText = null;
1238 int selectedSpannableIndex = -1;
1241 public boolean onTouchEvent(MotionEvent event) {
1242 selectedSpannableText = null;
1243 selectedSpannableIndex = -1;
1244 return super.onTouchEvent(event);
1247 private class TextViewLongClickListener implements OnLongClickListener {
1250 private TextViewLongClickListener(final int index) {
1255 public boolean onLongClick(final View v) {
1256 final TextView textView = (TextView) v;
1257 final int start = textView.getSelectionStart();
1258 final int end = textView.getSelectionEnd();
1259 if (start >= 0 && end >= 0) {
1260 selectedSpannableText = textView.getText().subSequence(start, end).toString();
1261 selectedSpannableIndex = index;
1267 final TextViewLongClickListener textViewLongClickListenerIndex0 = new TextViewLongClickListener(
1270 final TextViewLongClickListener textViewLongClickListenerIndex1 = new TextViewLongClickListener(
1273 // --------------------------------------------------------------------------
1275 // --------------------------------------------------------------------------
1277 void onSearchTextChange(final String text) {
1278 if ("thadolina".equals(text)) {
1279 final Dialog dialog = new Dialog(getListView().getContext());
1280 dialog.setContentView(R.layout.thadolina_dialog);
1281 dialog.setTitle("Ti amo, amore mio!");
1282 final ImageView imageView = (ImageView) dialog.findViewById(R.id.thadolina_image);
1283 imageView.setOnClickListener(new OnClickListener() {
1285 public void onClick(View v) {
1286 final Intent intent = new Intent(Intent.ACTION_VIEW);
1287 intent.setData(Uri.parse("https://sites.google.com/site/cfoxroxvday/vday2012"));
1288 startActivity(intent);
1293 if (dictRaf == null) {
1294 Log.d(LOG, "searchText changed during shutdown, doing nothing.");
1297 if (!searchText.isFocused()) {
1298 Log.d(LOG, "searchText changed without focus, doing nothing.");
1301 Log.d(LOG, "onSearchTextChange: " + text);
1302 if (currentSearchOperation != null) {
1303 Log.d(LOG, "Interrupting currentSearchOperation.");
1304 currentSearchOperation.interrupted.set(true);
1306 currentSearchOperation = new SearchOperation(text, index);
1307 searchExecutor.execute(currentSearchOperation);
1310 private class SearchTextWatcher implements TextWatcher {
1311 public void afterTextChanged(final Editable searchTextEditable) {
1312 if (searchText.hasFocus()) {
1313 Log.d(LOG, "Search text changed with focus: " + searchText.getText());
1314 // If they were typing to cause the change, update the UI.
1315 onSearchTextChange(searchText.getText().toString());
1319 public void beforeTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
1322 public void onTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
1326 // --------------------------------------------------------------------------
1327 // Filtered results.
1328 // --------------------------------------------------------------------------
1330 boolean isFiltered() {
1331 return rowsToShow != null;
1334 void setFiltered(final SearchOperation searchOperation) {
1335 ((ImageButton) findViewById(R.id.UpButton)).setEnabled(false);
1336 ((ImageButton) findViewById(R.id.DownButton)).setEnabled(false);
1337 rowsToShow = searchOperation.multiWordSearchResult;
1338 setListAdapter(new IndexAdapter(index, rowsToShow, searchOperation.searchTokens));
1341 void clearFiltered() {
1342 ((ImageButton) findViewById(R.id.UpButton)).setEnabled(true);
1343 ((ImageButton) findViewById(R.id.DownButton)).setEnabled(true);
1344 setListAdapter(new IndexAdapter(index));