1 // Copyright 2011 Google Inc. All Rights Reserved.
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3 // Licensed under the Apache License, Version 2.0 (the "License");
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4 // you may not use this file except in compliance with the License.
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5 // You may obtain a copy of the License at
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7 // http://www.apache.org/licenses/LICENSE-2.0
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9 // Unless required by applicable law or agreed to in writing, software
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10 // distributed under the License is distributed on an "AS IS" BASIS,
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11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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12 // See the License for the specific language governing permissions and
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13 // limitations under the License.
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15 package com.hughes.android.dictionary;
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17 import java.io.File;
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18 import java.io.FileWriter;
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19 import java.io.IOException;
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20 import java.io.PrintWriter;
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21 import java.io.RandomAccessFile;
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22 import java.text.SimpleDateFormat;
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23 import java.util.Arrays;
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24 import java.util.Collections;
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25 import java.util.Date;
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26 import java.util.LinkedHashSet;
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27 import java.util.List;
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28 import java.util.Random;
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29 import java.util.Set;
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30 import java.util.concurrent.Executor;
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31 import java.util.concurrent.Executors;
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32 import java.util.concurrent.ThreadFactory;
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33 import java.util.concurrent.atomic.AtomicBoolean;
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34 import java.util.regex.Matcher;
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35 import java.util.regex.Pattern;
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37 import android.app.Dialog;
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38 import android.app.ListActivity;
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39 import android.content.Context;
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40 import android.content.Intent;
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41 import android.content.SharedPreferences;
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42 import android.graphics.Typeface;
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43 import android.net.Uri;
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44 import android.os.Bundle;
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45 import android.os.Handler;
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46 import android.preference.PreferenceManager;
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47 import android.text.ClipboardManager;
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48 import android.text.Editable;
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49 import android.text.Selection;
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50 import android.text.Spannable;
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51 import android.text.TextWatcher;
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52 import android.text.method.LinkMovementMethod;
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53 import android.text.style.StyleSpan;
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54 import android.util.Log;
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55 import android.util.TypedValue;
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56 import android.view.ContextMenu;
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57 import android.view.ContextMenu.ContextMenuInfo;
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58 import android.view.KeyEvent;
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59 import android.view.Menu;
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60 import android.view.MenuItem;
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61 import android.view.MenuItem.OnMenuItemClickListener;
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62 import android.view.MotionEvent;
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63 import android.view.View;
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64 import android.view.View.OnClickListener;
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65 import android.view.View.OnLongClickListener;
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66 import android.view.ViewGroup;
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67 import android.view.WindowManager;
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68 import android.view.inputmethod.InputMethodManager;
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69 import android.widget.AdapterView;
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70 import android.widget.AdapterView.AdapterContextMenuInfo;
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71 import android.widget.BaseAdapter;
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72 import android.widget.Button;
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73 import android.widget.EditText;
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74 import android.widget.ImageView;
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75 import android.widget.LinearLayout;
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76 import android.widget.ListAdapter;
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77 import android.widget.ListView;
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78 import android.widget.TableLayout;
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79 import android.widget.TableRow;
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80 import android.widget.TextView;
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81 import android.widget.Toast;
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83 import com.hughes.android.dictionary.DictionaryInfo.IndexInfo;
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84 import com.hughes.android.dictionary.engine.Dictionary;
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85 import com.hughes.android.dictionary.engine.EntrySource;
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86 import com.hughes.android.dictionary.engine.Index;
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87 import com.hughes.android.dictionary.engine.Index.IndexEntry;
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88 import com.hughes.android.dictionary.engine.PairEntry;
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89 import com.hughes.android.dictionary.engine.PairEntry.Pair;
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90 import com.hughes.android.dictionary.engine.RowBase;
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91 import com.hughes.android.dictionary.engine.TokenRow;
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92 import com.hughes.android.dictionary.engine.TransliteratorManager;
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93 import com.hughes.android.util.IntentLauncher;
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94 import com.hughes.android.util.NonLinkClickableSpan;
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96 public class DictionaryActivity extends ListActivity {
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98 static final String LOG = "QuickDic";
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100 private String initialSearchText;
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102 DictionaryApplication application;
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103 File dictFile = null;
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104 RandomAccessFile dictRaf = null;
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105 Dictionary dictionary = null;
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106 int indexIndex = 0;
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107 Index index = null;
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108 List<RowBase> rowsToShow = null; // if not null, just show these rows.
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110 // package for test.
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111 final Handler uiHandler = new Handler();
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112 private final Executor searchExecutor = Executors.newSingleThreadExecutor(new ThreadFactory() {
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114 public Thread newThread(Runnable r) {
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115 return new Thread(r, "searchExecutor");
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118 private SearchOperation currentSearchOperation = null;
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120 C.Theme theme = C.Theme.LIGHT;
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123 EditText searchText;
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127 private File wordList = null;
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128 private boolean saveOnlyFirstSubentry = false;
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129 private boolean clickOpensContextMenu = false;
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131 // Visible for testing.
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132 ListAdapter indexAdapter = null;
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134 final SearchTextWatcher searchTextWatcher = new SearchTextWatcher();
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137 * For some languages, loading the transliterators used in this search takes
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138 * a long time, so we fire it up on a different thread, and don't invoke it
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139 * from the main thread until it's already finished once.
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141 private volatile boolean indexPrepFinished = false;
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145 public DictionaryActivity() {
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148 public static Intent getLaunchIntent(final File dictFile, final int indexIndex, final String searchToken) {
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149 final Intent intent = new Intent();
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150 intent.setClassName(DictionaryActivity.class.getPackage().getName(), DictionaryActivity.class.getName());
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151 intent.putExtra(C.DICT_FILE, dictFile.getPath());
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152 intent.putExtra(C.INDEX_INDEX, indexIndex);
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153 intent.putExtra(C.SEARCH_TOKEN, searchToken);
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158 protected void onSaveInstanceState(final Bundle outState) {
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159 super.onSaveInstanceState(outState);
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160 Log.d(LOG, "onSaveInstanceState: " + searchText.getText().toString());
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161 outState.putInt(C.INDEX_INDEX, indexIndex);
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162 outState.putString(C.SEARCH_TOKEN, searchText.getText().toString());
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166 protected void onRestoreInstanceState(final Bundle outState) {
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167 super.onRestoreInstanceState(outState);
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168 Log.d(LOG, "onRestoreInstanceState: " + outState.getString(C.SEARCH_TOKEN));
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169 onCreate(outState);
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173 public void onCreate(Bundle savedInstanceState) {
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174 final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
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175 prefs.edit().remove(C.INDEX_INDEX).commit(); // Don't auto-launch if this fails.
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177 setTheme(((DictionaryApplication)getApplication()).getSelectedTheme().themeId);
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179 Log.d(LOG, "onCreate:" + this);
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180 super.onCreate(savedInstanceState);
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182 application = (DictionaryApplication) getApplication();
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183 theme = application.getSelectedTheme();
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185 final Intent intent = getIntent();
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186 dictFile = new File(intent.getStringExtra(C.DICT_FILE));
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189 final String name = application.getDictionaryName(dictFile.getName());
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190 this.setTitle("QuickDic: " + name);
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191 dictRaf = new RandomAccessFile(dictFile, "r");
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192 dictionary = new Dictionary(dictRaf);
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193 } catch (Exception e) {
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194 Log.e(LOG, "Unable to load dictionary.", e);
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195 if (dictRaf != null) {
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198 } catch (IOException e1) {
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199 Log.e(LOG, "Unable to close dictRaf.", e1);
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203 Toast.makeText(this, getString(R.string.invalidDictionary, "", e.getMessage()), Toast.LENGTH_LONG).show();
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204 startActivity(DictionaryManagerActivity.getLaunchIntent());
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208 indexIndex = intent.getIntExtra(C.INDEX_INDEX, 0);
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209 if (savedInstanceState != null) {
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210 indexIndex = savedInstanceState.getInt(C.INDEX_INDEX, indexIndex);
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212 indexIndex %= dictionary.indices.size();
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213 Log.d(LOG, "Loading index " + indexIndex);
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214 index = dictionary.indices.get(indexIndex);
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215 setListAdapter(new IndexAdapter(index));
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217 // Pre-load the collators.
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218 new Thread(new Runnable() {
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219 public void run() {
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220 final long startMillis = System.currentTimeMillis();
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222 TransliteratorManager.init(new TransliteratorManager.Callback() {
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224 public void onTransliteratorReady() {
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225 uiHandler.post(new Runnable() {
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227 public void run() {
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228 onSearchTextChange(searchText.getText().toString());
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234 for (final Index index : dictionary.indices) {
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235 final String searchToken = index.sortedIndexEntries.get(0).token;
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236 final IndexEntry entry = index.findExact(searchToken);
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237 if (!searchToken.equals(entry.token)) {
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238 Log.e(LOG, "Couldn't find token: " + searchToken + ", " + entry.token);
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241 indexPrepFinished = true;
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242 } catch (Exception e) {
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243 Log.w(LOG, "Exception while prepping. This can happen if dictionary is closed while search is happening.");
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245 Log.d(LOG, "Prepping indices took:"
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246 + (System.currentTimeMillis() - startMillis));
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250 final String fontName = prefs.getString(getString(R.string.fontKey), "FreeSerif.ttf.jpg");
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251 if ("SYSTEM".equals(fontName)) {
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252 typeface = Typeface.DEFAULT;
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255 typeface = Typeface.createFromAsset(getAssets(), fontName);
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256 } catch (Exception e) {
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257 Log.w(LOG, "Exception trying to use typeface, using default.", e);
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258 Toast.makeText(this, getString(R.string.fontFailure, e.getLocalizedMessage()), Toast.LENGTH_LONG).show();
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261 if (typeface == null) {
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262 Log.w(LOG, "Unable to create typeface, using default.");
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263 typeface = Typeface.DEFAULT;
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265 final String fontSize = prefs.getString(getString(R.string.fontSizeKey), "14");
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267 fontSizeSp = Integer.parseInt(fontSize.trim());
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268 } catch (NumberFormatException e) {
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272 setContentView(R.layout.dictionary_activity);
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273 searchText = (EditText) findViewById(R.id.SearchText);
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274 searchText.setTypeface(typeface);
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275 searchText.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
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277 langButton = (Button) findViewById(R.id.LangButton);
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279 searchText.requestFocus();
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280 searchText.addTextChangedListener(searchTextWatcher);
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282 // Set the search text from the intent, then the saved state.
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283 String text = getIntent().getStringExtra(C.SEARCH_TOKEN);
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284 if (savedInstanceState != null) {
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285 text = savedInstanceState.getString(C.SEARCH_TOKEN);
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287 if (text == null) {
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290 setSearchText(text, true);
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291 Log.d(LOG, "Trying to restore searchText=" + text);
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293 final Button clearSearchTextButton = (Button) findViewById(R.id.ClearSearchTextButton);
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294 clearSearchTextButton.setOnClickListener(new OnClickListener() {
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295 public void onClick(View v) {
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296 onClearSearchTextButton(clearSearchTextButton);
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299 clearSearchTextButton.setVisibility(PreferenceManager.getDefaultSharedPreferences(this).getBoolean(
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300 getString(R.string.showClearSearchTextButtonKey), true) ? View.VISIBLE
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303 final Button langButton = (Button) findViewById(R.id.LangButton);
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304 langButton.setOnClickListener(new OnClickListener() {
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305 public void onClick(View v) {
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306 onLanguageButton();
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309 langButton.setOnLongClickListener(new OnLongClickListener() {
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311 public boolean onLongClick(View v) {
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312 onLanguageButtonLongClick(v.getContext());
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316 updateLangButton();
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318 final Button upButton = (Button) findViewById(R.id.UpButton);
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319 upButton.setOnClickListener(new OnClickListener() {
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320 public void onClick(View v) {
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321 onUpDownButton(true);
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324 final Button downButton = (Button) findViewById(R.id.DownButton);
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325 downButton.setOnClickListener(new OnClickListener() {
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326 public void onClick(View v) {
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327 onUpDownButton(false);
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331 getListView().setOnItemSelectedListener(new ListView.OnItemSelectedListener() {
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333 public void onItemSelected(AdapterView<?> adapterView, View arg1, final int position,
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335 if (!searchText.isFocused()) {
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336 if (!isFiltered()) {
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337 final RowBase row = (RowBase) getListAdapter().getItem(position);
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338 Log.d(LOG, "onItemSelected: " + row.index());
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339 final TokenRow tokenRow = row.getTokenRow(true);
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340 searchText.setText(tokenRow.getToken());
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346 public void onNothingSelected(AdapterView<?> arg0) {
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351 registerForContextMenu(getListView());
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354 wordList = new File(prefs.getString(getString(R.string.wordListFileKey),
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355 getString(R.string.wordListFileDefault)));
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356 saveOnlyFirstSubentry = prefs.getBoolean(getString(R.string.saveOnlyFirstSubentryKey), false);
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357 clickOpensContextMenu = prefs.getBoolean(getString(R.string.clickOpensContextMenuKey), false);
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358 //if (prefs.getBoolean(getString(R.string.vibrateOnFailedSearchKey), true)) {
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359 // vibrator = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
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361 Log.d(LOG, "wordList=" + wordList + ", saveOnlyFirstSubentry=" + saveOnlyFirstSubentry);
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363 setDictionaryPrefs(this, dictFile, indexIndex, searchText.getText().toString());
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367 protected void onResume() {
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369 if (PreferenceActivity.prefsMightHaveChanged) {
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370 PreferenceActivity.prefsMightHaveChanged = false;
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372 startActivity(getIntent());
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374 if (initialSearchText != null) {
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375 setSearchText(initialSearchText, true);
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380 protected void onPause() {
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384 private static void setDictionaryPrefs(final Context context,
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385 final File dictFile, final int indexIndex, final String searchToken) {
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386 final SharedPreferences.Editor prefs = PreferenceManager.getDefaultSharedPreferences(context).edit();
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387 prefs.putString(C.DICT_FILE, dictFile.getPath());
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388 prefs.putInt(C.INDEX_INDEX, indexIndex);
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389 prefs.putString(C.SEARCH_TOKEN, searchToken);
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394 protected void onDestroy() {
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396 if (dictRaf == null) {
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400 final SearchOperation searchOperation = currentSearchOperation;
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401 currentSearchOperation = null;
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403 // Before we close the RAF, we have to wind the current search down.
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404 if (searchOperation != null) {
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405 Log.d(LOG, "Interrupting search to shut down.");
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406 currentSearchOperation = null;
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407 searchOperation.interrupted.set(true);
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411 Log.d(LOG, "Closing RAF.");
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413 } catch (IOException e) {
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414 Log.e(LOG, "Failed to close dictionary", e);
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419 // --------------------------------------------------------------------------
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421 // --------------------------------------------------------------------------
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423 private void onClearSearchTextButton(final Button clearSearchTextButton) {
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424 setSearchText("", true);
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425 Log.d(LOG, "Trying to show soft keyboard.");
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426 final InputMethodManager manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
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427 manager.showSoftInput(searchText, InputMethodManager.SHOW_IMPLICIT);
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430 void updateLangButton() {
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431 // final LanguageResources languageResources = Language.isoCodeToResources.get(index.shortName);
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432 // if (languageResources != null && languageResources.flagId != 0) {
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433 // langButton.setCompoundDrawablesWithIntrinsicBounds(0, 0, languageResources.flagId, 0);
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435 // langButton.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
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436 langButton.setText(index.shortName);
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440 void onLanguageButton() {
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441 if (currentSearchOperation != null) {
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442 currentSearchOperation.interrupted.set(true);
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443 currentSearchOperation = null;
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445 changeIndexGetFocusAndResearch((indexIndex + 1)% dictionary.indices.size());
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448 void onLanguageButtonLongClick(final Context context) {
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449 final Dialog dialog = new Dialog(context);
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450 dialog.setContentView(R.layout.select_dictionary_dialog);
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451 dialog.setTitle(R.string.selectDictionary);
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453 final List<DictionaryInfo> installedDicts = ((DictionaryApplication)getApplication()).getUsableDicts();
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455 ListView listView = (ListView) dialog.findViewById(android.R.id.list);
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457 // final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
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458 // layoutParams.width = 0;
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459 // layoutParams.weight = 1.0f;
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461 final Button button = new Button(listView.getContext());
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462 final String name = getString(R.string.dictionaryManager);
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463 button.setText(name);
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464 final IntentLauncher intentLauncher = new IntentLauncher(listView.getContext(), DictionaryManagerActivity.getLaunchIntent()) {
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466 protected void onGo() {
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468 DictionaryActivity.this.finish();
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471 button.setOnClickListener(intentLauncher);
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472 // button.setLayoutParams(layoutParams);
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473 listView.addHeaderView(button);
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474 // listView.setHeaderDividersEnabled(true);
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476 listView.setAdapter(new BaseAdapter() {
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478 public View getView(int position, View convertView, ViewGroup parent) {
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479 final LinearLayout result = new LinearLayout(parent.getContext());
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481 final DictionaryInfo dictionaryInfo = getItem(position);
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482 final Button button = new Button(parent.getContext());
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483 final String name = application.getDictionaryName(dictionaryInfo.uncompressedFilename);
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484 button.setText(name);
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485 final IntentLauncher intentLauncher = new IntentLauncher(parent.getContext(), getLaunchIntent(application.getPath(dictionaryInfo.uncompressedFilename), 0, searchText.getText().toString())) {
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487 protected void onGo() {
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489 DictionaryActivity.this.finish();
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492 button.setOnClickListener(intentLauncher);
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493 final LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
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494 layoutParams.width = 0;
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495 layoutParams.weight = 1.0f;
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496 button.setLayoutParams(layoutParams);
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497 result.addView(button);
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502 public long getItemId(int position) {
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507 public DictionaryInfo getItem(int position) {
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508 return installedDicts.get(position);
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512 public int getCount() {
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513 return installedDicts.size();
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521 private void changeIndexGetFocusAndResearch(final int newIndex) {
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522 indexIndex = newIndex;
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523 index = dictionary.indices.get(indexIndex);
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524 indexAdapter = new IndexAdapter(index);
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525 Log.d(LOG, "changingIndex, newLang=" + index.longName);
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526 setListAdapter(indexAdapter);
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527 updateLangButton();
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528 searchText.requestFocus(); // Otherwise, nothing may happen.
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529 onSearchTextChange(searchText.getText().toString());
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530 setDictionaryPrefs(this, dictFile, indexIndex, searchText.getText().toString());
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533 void onUpDownButton(final boolean up) {
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534 if (isFiltered()) {
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537 final int firstVisibleRow = getListView().getFirstVisiblePosition();
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538 final RowBase row = index.rows.get(firstVisibleRow);
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539 final TokenRow tokenRow = row.getTokenRow(true);
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540 final int destIndexEntry;
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542 if (row != tokenRow) {
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543 destIndexEntry = tokenRow.referenceIndex;
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545 destIndexEntry = Math.max(tokenRow.referenceIndex - 1, 0);
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549 destIndexEntry = Math.min(tokenRow.referenceIndex + 1, index.sortedIndexEntries.size());
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551 final Index.IndexEntry dest = index.sortedIndexEntries.get(destIndexEntry);
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552 Log.d(LOG, "onUpDownButton, destIndexEntry=" + dest.token);
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553 searchText.removeTextChangedListener(searchTextWatcher);
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554 searchText.setText(dest.token);
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555 if (searchText.getLayout() != null) {
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556 // Surprising, but this can otherwise crash sometimes...
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557 Selection.moveToRightEdge(searchText.getText(), searchText.getLayout());
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559 jumpToRow(index.sortedIndexEntries.get(destIndexEntry).startRow);
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560 searchText.addTextChangedListener(searchTextWatcher);
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563 // --------------------------------------------------------------------------
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565 // --------------------------------------------------------------------------
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567 final Random random = new Random();
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570 public boolean onCreateOptionsMenu(final Menu menu) {
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571 application.onCreateGlobalOptionsMenu(this, menu);
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574 final MenuItem randomWord = menu.add(getString(R.string.randomWord));
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575 randomWord.setOnMenuItemClickListener(new OnMenuItemClickListener() {
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576 public boolean onMenuItemClick(final MenuItem menuItem) {
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577 final String word = index.sortedIndexEntries.get(random.nextInt(index.sortedIndexEntries.size())).token;
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578 setSearchText(word, true);
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585 final MenuItem dictionaryList = menu.add(getString(R.string.dictionaryManager));
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586 dictionaryList.setOnMenuItemClickListener(new OnMenuItemClickListener() {
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587 public boolean onMenuItemClick(final MenuItem menuItem) {
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588 startActivity(DictionaryManagerActivity.getLaunchIntent());
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596 final MenuItem aboutDictionary = menu.add(getString(R.string.aboutDictionary));
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597 aboutDictionary.setOnMenuItemClickListener(new OnMenuItemClickListener() {
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598 public boolean onMenuItemClick(final MenuItem menuItem) {
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599 final Context context = getListView().getContext();
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600 final Dialog dialog = new Dialog(context);
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601 dialog.setContentView(R.layout.about_dictionary_dialog);
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602 final TextView textView = (TextView) dialog.findViewById(R.id.text);
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604 final String name = application.getDictionaryName(dictFile.getName());
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605 dialog.setTitle(name);
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607 final StringBuilder builder = new StringBuilder();
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608 final DictionaryInfo dictionaryInfo = dictionary.getDictionaryInfo();
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609 dictionaryInfo.uncompressedBytes = dictFile.length();
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610 if (dictionaryInfo != null) {
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611 builder.append(dictionaryInfo.dictInfo).append("\n\n");
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612 builder.append(getString(R.string.dictionaryPath, dictFile.getPath())).append("\n");
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613 builder.append(getString(R.string.dictionarySize, dictionaryInfo.uncompressedBytes)).append("\n");
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614 builder.append(getString(R.string.dictionaryCreationTime, dictionaryInfo.creationMillis)).append("\n");
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615 for (final IndexInfo indexInfo : dictionaryInfo.indexInfos) {
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616 builder.append("\n");
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617 builder.append(getString(R.string.indexName, indexInfo.shortName)).append("\n");
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618 builder.append(getString(R.string.mainTokenCount, indexInfo.mainTokenCount)).append("\n");
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620 builder.append("\n");
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621 builder.append(getString(R.string.sources)).append("\n");
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622 for (final EntrySource source : dictionary.sources) {
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623 builder.append(getString(R.string.sourceInfo, source.getName(), source.getNumEntries())).append("\n");
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627 // builder.append(getString(R.string.invalidDictionary));
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629 textView.setText(builder.toString());
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632 final WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
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633 layoutParams.width = WindowManager.LayoutParams.FILL_PARENT;
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634 layoutParams.height = WindowManager.LayoutParams.FILL_PARENT;
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635 dialog.getWindow().setAttributes(layoutParams);
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645 // --------------------------------------------------------------------------
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646 // Context Menu + clicks
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647 // --------------------------------------------------------------------------
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650 public void onCreateContextMenu(ContextMenu menu, View v,
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651 ContextMenuInfo menuInfo) {
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652 AdapterContextMenuInfo adapterContextMenuInfo = (AdapterContextMenuInfo) menuInfo;
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653 final RowBase row = (RowBase) getListAdapter().getItem(adapterContextMenuInfo.position);
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655 final MenuItem addToWordlist = menu.add(getString(R.string.addToWordList, wordList.getName()));
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656 addToWordlist.setOnMenuItemClickListener(new OnMenuItemClickListener() {
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657 public boolean onMenuItemClick(MenuItem item) {
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658 onAppendToWordList(row);
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663 final MenuItem copy = menu.add(android.R.string.copy);
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664 copy.setOnMenuItemClickListener(new OnMenuItemClickListener() {
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665 public boolean onMenuItemClick(MenuItem item) {
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671 if (selectedSpannableText != null) {
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672 final String selectedText = selectedSpannableText;
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673 final MenuItem searchForSelection = menu.add(getString(R.string.searchForSelection, selectedSpannableText));
\r
674 searchForSelection.setOnMenuItemClickListener(new OnMenuItemClickListener() {
\r
675 public boolean onMenuItemClick(MenuItem item) {
\r
676 int indexToUse = -1;
\r
677 for (int i = 0; i < dictionary.indices.size(); ++i) {
\r
678 final Index index = dictionary.indices.get(i);
\r
679 if (indexPrepFinished) {
\r
680 System.out.println("Doing index lookup: on " + selectedText);
\r
681 final IndexEntry indexEntry = index.findExact(selectedText);
\r
682 if (indexEntry != null) {
\r
683 final TokenRow tokenRow = index.rows.get(indexEntry.startRow).getTokenRow(false);
\r
684 if (tokenRow != null && tokenRow.hasMainEntry) {
\r
690 Log.w(LOG, "Skipping findExact on index " + index.shortName);
\r
693 if (indexToUse == -1) {
\r
694 indexToUse = selectedSpannableIndex;
\r
696 final boolean changeIndex = indexIndex != indexToUse;
\r
697 setSearchText(selectedText, !changeIndex); // If we're not changing index, we have to triggerSearch.
\r
699 changeIndexGetFocusAndResearch(indexToUse);
\r
701 // Give focus back to list view because typing is done.
\r
702 getListView().requestFocus();
\r
712 protected void onListItemClick(ListView l, View v, int row, long id) {
\r
713 defocusSearchText();
\r
714 if (clickOpensContextMenu && dictRaf != null) {
\r
715 openContextMenu(v);
\r
719 void onAppendToWordList(final RowBase row) {
\r
720 defocusSearchText();
\r
722 final StringBuilder rawText = new StringBuilder();
\r
724 new SimpleDateFormat("yyyy.MM.dd HH:mm:ss").format(new Date()))
\r
726 rawText.append(index.longName).append("\t");
\r
727 rawText.append(row.getTokenRow(true).getToken()).append("\t");
\r
728 rawText.append(row.getRawText(saveOnlyFirstSubentry));
\r
729 Log.d(LOG, "Writing : " + rawText);
\r
732 wordList.getParentFile().mkdirs();
\r
733 final PrintWriter out = new PrintWriter(
\r
734 new FileWriter(wordList, true));
\r
735 out.println(rawText.toString());
\r
737 } catch (IOException e) {
\r
738 Log.e(LOG, "Unable to append to " + wordList.getAbsolutePath(), e);
\r
739 Toast.makeText(this, getString(R.string.failedAddingToWordList, wordList.getAbsolutePath()), Toast.LENGTH_LONG);
\r
745 * Called when user clicks outside of search text, so that they can start
\r
746 * typing again immediately.
\r
748 void defocusSearchText() {
\r
749 //Log.d(LOG, "defocusSearchText");
\r
750 // Request focus so that if we start typing again, it clears the text input.
\r
751 getListView().requestFocus();
\r
753 // Visual indication that a new keystroke will clear the search text.
\r
754 searchText.selectAll();
\r
757 void onCopy(final RowBase row) {
\r
758 defocusSearchText();
\r
760 Log.d(LOG, "Copy, row=" + row);
\r
761 final StringBuilder result = new StringBuilder();
\r
762 result.append(row.getRawText(false));
\r
763 final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
\r
764 clipboardManager.setText(result.toString());
\r
765 Log.d(LOG, "Copied: " + result);
\r
769 public boolean onKeyDown(final int keyCode, final KeyEvent event) {
\r
770 if (event.getUnicodeChar() != 0) {
\r
771 if (!searchText.hasFocus()) {
\r
772 setSearchText("" + (char) event.getUnicodeChar(), true);
\r
776 if (keyCode == KeyEvent.KEYCODE_BACK) {
\r
777 //Log.d(LOG, "Clearing dictionary prefs.");
\r
778 // Pretend that we just autolaunched so that we won't do it again.
\r
779 //DictionaryManagerActivity.lastAutoLaunchMillis = System.currentTimeMillis();
\r
781 if (keyCode == KeyEvent.KEYCODE_ENTER) {
\r
782 Log.d(LOG, "Trying to hide soft keyboard.");
\r
783 final InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
\r
784 inputManager.hideSoftInputFromWindow(this.getCurrentFocus().getWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
\r
787 return super.onKeyDown(keyCode, event);
\r
790 private void setSearchText(final String text, final boolean triggerSearch) {
\r
791 if (!triggerSearch) {
\r
792 getListView().requestFocus();
\r
794 searchText.setText(text);
\r
795 searchText.requestFocus();
\r
796 moveCursorToRight();
\r
797 if (triggerSearch) {
\r
798 onSearchTextChange(text);
\r
802 private long cursorDelayMillis = 100;
\r
803 private void moveCursorToRight() {
\r
804 if (searchText.getLayout() != null) {
\r
805 cursorDelayMillis = 100;
\r
806 // Surprising, but this can crash when you rotate...
\r
807 Selection.moveToRightEdge(searchText.getText(), searchText.getLayout());
\r
809 uiHandler.postDelayed(new Runnable() {
\r
811 public void run() {
\r
812 moveCursorToRight();
\r
814 }, cursorDelayMillis);
\r
815 cursorDelayMillis = Math.min(10 * 1000, 2 * cursorDelayMillis);
\r
820 // --------------------------------------------------------------------------
\r
822 // --------------------------------------------------------------------------
\r
824 private void searchFinished(final SearchOperation searchOperation) {
\r
825 if (searchOperation.interrupted.get()) {
\r
826 Log.d(LOG, "Search operation was interrupted: " + searchOperation);
\r
829 if (searchOperation != this.currentSearchOperation) {
\r
830 Log.d(LOG, "Stale searchOperation finished: " + searchOperation);
\r
834 final Index.IndexEntry searchResult = searchOperation.searchResult;
\r
835 Log.d(LOG, "searchFinished: " + searchOperation + ", searchResult=" + searchResult);
\r
837 currentSearchOperation = null;
\r
838 uiHandler.postDelayed(new Runnable() {
\r
840 public void run() {
\r
841 if (currentSearchOperation == null) {
\r
842 if (searchResult != null) {
\r
843 if (isFiltered()) {
\r
846 jumpToRow(searchResult.startRow);
\r
847 } else if (searchOperation.multiWordSearchResult != null) {
\r
848 // Multi-row search....
\r
849 setFiltered(searchOperation);
\r
851 throw new IllegalStateException("This should never happen.");
\r
854 Log.d(LOG, "More coming, waiting for currentSearchOperation.");
\r
861 private final void jumpToRow(final int row) {
\r
863 getListView().setSelected(true);
\r
866 static final Pattern WHITESPACE = Pattern.compile("\\s+");
\r
867 final class SearchOperation implements Runnable {
\r
869 final AtomicBoolean interrupted = new AtomicBoolean(false);
\r
870 final String searchText;
\r
871 List<String> searchTokens; // filled in for multiWord.
\r
874 long searchStartMillis;
\r
876 Index.IndexEntry searchResult;
\r
877 List<RowBase> multiWordSearchResult;
\r
879 boolean done = false;
\r
881 SearchOperation(final String searchText, final Index index) {
\r
882 this.searchText = searchText.trim();
\r
883 this.index = index;
\r
886 public String toString() {
\r
887 return String.format("SearchOperation(%s,%s)", searchText, interrupted.toString());
\r
891 public void run() {
\r
893 searchStartMillis = System.currentTimeMillis();
\r
894 final String[] searchTokenArray = WHITESPACE.split(searchText);
\r
895 if (searchTokenArray.length == 1) {
\r
896 searchResult = index.findInsertionPoint(searchText, interrupted);
\r
898 searchTokens = Arrays.asList(searchTokenArray);
\r
899 multiWordSearchResult = index.multiWordSearch(searchTokens, interrupted);
\r
901 Log.d(LOG, "searchText=" + searchText + ", searchDuration="
\r
902 + (System.currentTimeMillis() - searchStartMillis) + ", interrupted="
\r
903 + interrupted.get());
\r
904 if (!interrupted.get()) {
\r
905 uiHandler.post(new Runnable() {
\r
907 public void run() {
\r
908 searchFinished(SearchOperation.this);
\r
912 } catch (Exception e) {
\r
913 Log.e(LOG, "Failure during search (can happen during Activity close.");
\r
915 synchronized (this) {
\r
924 // --------------------------------------------------------------------------
\r
926 // --------------------------------------------------------------------------
\r
928 final class IndexAdapter extends BaseAdapter {
\r
931 final List<RowBase> rows;
\r
932 final Set<String> toHighlight;
\r
934 IndexAdapter(final Index index) {
\r
935 this.index = index;
\r
937 this.toHighlight = null;
\r
940 IndexAdapter(final Index index, final List<RowBase> rows, final List<String> toHighlight) {
\r
941 this.index = index;
\r
943 this.toHighlight = new LinkedHashSet<String>(toHighlight);
\r
947 public int getCount() {
\r
948 return rows.size();
\r
952 public RowBase getItem(int position) {
\r
953 return rows.get(position);
\r
957 public long getItemId(int position) {
\r
958 return getItem(position).index();
\r
962 public TableLayout getView(int position, View convertView, ViewGroup parent) {
\r
963 final TableLayout result;
\r
964 if (convertView instanceof TableLayout) {
\r
965 result = (TableLayout) convertView;
\r
966 result.removeAllViews();
\r
968 result = new TableLayout(parent.getContext());
\r
970 final RowBase row = getItem(position);
\r
971 if (row instanceof PairEntry.Row) {
\r
972 return getView(position, (PairEntry.Row) row, parent, result);
\r
973 } else if (row instanceof TokenRow) {
\r
974 return getView((TokenRow) row, parent, result);
\r
976 throw new IllegalArgumentException("Unsupported Row type: " + row.getClass());
\r
980 private TableLayout getView(final int position, PairEntry.Row row, ViewGroup parent, final TableLayout result) {
\r
981 final PairEntry entry = row.getEntry();
\r
982 final int rowCount = entry.pairs.size();
\r
984 final TableRow.LayoutParams layoutParams = new TableRow.LayoutParams();
\r
985 layoutParams.weight = 0.5f;
\r
987 for (int r = 0; r < rowCount; ++r) {
\r
988 final TableRow tableRow = new TableRow(result.getContext());
\r
990 final TextView col1 = new TextView(tableRow.getContext());
\r
991 final TextView col2 = new TextView(tableRow.getContext());
\r
993 // Set the columns in the table.
\r
995 final TextView bullet = new TextView(tableRow.getContext());
\r
996 bullet.setText(" • ");
\r
997 tableRow.addView(bullet);
\r
999 tableRow.addView(col1, layoutParams);
\r
1000 final TextView margin = new TextView(tableRow.getContext());
\r
1001 margin.setText(" ");
\r
1002 tableRow.addView(margin);
\r
1004 final TextView bullet = new TextView(tableRow.getContext());
\r
1005 bullet.setText(" • ");
\r
1006 tableRow.addView(bullet);
\r
1008 tableRow.addView(col2, layoutParams);
\r
1012 // Set what's in the columns.
\r
1014 final Pair pair = entry.pairs.get(r);
\r
1015 final String col1Text = index.swapPairEntries ? pair.lang2 : pair.lang1;
\r
1016 final String col2Text = index.swapPairEntries ? pair.lang1 : pair.lang2;
\r
1018 col1.setText(col1Text, TextView.BufferType.SPANNABLE);
\r
1019 col2.setText(col2Text, TextView.BufferType.SPANNABLE);
\r
1021 // Bold the token instances in col1.
\r
1022 final Set<String> toBold = toHighlight != null ? this.toHighlight : Collections.singleton(row.getTokenRow(true).getToken());
\r
1023 final Spannable col1Spannable = (Spannable) col1.getText();
\r
1024 for (final String token : toBold) {
\r
1026 while ((startPos = col1Text.indexOf(token, startPos)) != -1) {
\r
1027 col1Spannable.setSpan(new StyleSpan(Typeface.BOLD), startPos,
\r
1028 startPos + token.length(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
\r
1029 startPos += token.length();
\r
1033 createTokenLinkSpans(col1, col1Spannable, col1Text);
\r
1034 createTokenLinkSpans(col2, (Spannable) col2.getText(), col2Text);
\r
1036 col1.setTypeface(typeface);
\r
1037 col2.setTypeface(typeface);
\r
1038 col1.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
\r
1039 col2.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSizeSp);
\r
1040 // col2.setBackgroundResource(theme.otherLangBg);
\r
1042 if (index.swapPairEntries) {
\r
1043 col2.setOnLongClickListener(textViewLongClickListenerIndex0);
\r
1044 col1.setOnLongClickListener(textViewLongClickListenerIndex1);
\r
1046 col1.setOnLongClickListener(textViewLongClickListenerIndex0);
\r
1047 col2.setOnLongClickListener(textViewLongClickListenerIndex1);
\r
1050 result.addView(tableRow);
\r
1053 // Because we have a Button inside a ListView row:
\r
1054 // http://groups.google.com/group/android-developers/browse_thread/thread/3d96af1530a7d62a?pli=1
\r
1055 result.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
\r
1056 result.setClickable(true);
\r
1057 result.setFocusable(true);
\r
1058 result.setLongClickable(true);
\r
1059 result.setBackgroundResource(android.R.drawable.menuitem_background);
\r
1060 result.setOnClickListener(new TextView.OnClickListener() {
\r
1062 public void onClick(View v) {
\r
1063 DictionaryActivity.this.onListItemClick(getListView(), v, position, position);
\r
1070 private TableLayout getView(TokenRow row, ViewGroup parent, final TableLayout result) {
\r
1071 final Context context = parent.getContext();
\r
1072 final TextView textView = new TextView(context);
\r
1073 textView.setText(row.getToken());
\r
1075 //textView.setTextColor(android.R.color.secondary_text_light);
\r
1076 textView.setTextAppearance(context, theme.tokenRowFg);
\r
1077 textView.setTypeface(typeface);
\r
1078 textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 5 * fontSizeSp / 4);
\r
1080 final TableRow tableRow = new TableRow(result.getContext());
\r
1081 tableRow.addView(textView);
\r
1082 tableRow.setBackgroundResource(row.hasMainEntry ? theme.tokenRowMainBg : theme.tokenRowOtherBg);
\r
1083 result.addView(tableRow);
\r
1089 static final Pattern CHAR_DASH = Pattern.compile("['\\p{L}\\p{M}\\p{N}]+");
\r
1091 private void createTokenLinkSpans(final TextView textView, final Spannable spannable, final String text) {
\r
1092 // Saw from the source code that LinkMovementMethod sets the selection!
\r
1093 // http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.3.1_r1/android/text/method/LinkMovementMethod.java#LinkMovementMethod
\r
1094 textView.setMovementMethod(LinkMovementMethod.getInstance());
\r
1095 final Matcher matcher = CHAR_DASH.matcher(text);
\r
1096 while (matcher.find()) {
\r
1097 spannable.setSpan(new NonLinkClickableSpan(), matcher.start(), matcher.end(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
\r
1102 String selectedSpannableText = null;
\r
1103 int selectedSpannableIndex = -1;
\r
1106 public boolean onTouchEvent(MotionEvent event) {
\r
1107 selectedSpannableText = null;
\r
1108 selectedSpannableIndex = -1;
\r
1109 return super.onTouchEvent(event);
\r
1112 private class TextViewLongClickListener implements OnLongClickListener {
\r
1115 private TextViewLongClickListener(final int index) {
\r
1116 this.index = index;
\r
1120 public boolean onLongClick(final View v) {
\r
1121 final TextView textView = (TextView) v;
\r
1122 final int start = textView.getSelectionStart();
\r
1123 final int end = textView.getSelectionEnd();
\r
1124 if (start >= 0 && end >= 0) {
\r
1125 selectedSpannableText = textView.getText().subSequence(start, end).toString();
\r
1126 selectedSpannableIndex = index;
\r
1131 final TextViewLongClickListener textViewLongClickListenerIndex0 = new TextViewLongClickListener(0);
\r
1132 final TextViewLongClickListener textViewLongClickListenerIndex1 = new TextViewLongClickListener(1);
\r
1135 // --------------------------------------------------------------------------
\r
1137 // --------------------------------------------------------------------------
\r
1139 void onSearchTextChange(final String text) {
\r
1140 if ("thadolina".equals(text)) {
\r
1141 final Dialog dialog = new Dialog(getListView().getContext());
\r
1142 dialog.setContentView(R.layout.thadolina_dialog);
\r
1143 dialog.setTitle("Ti amo, amore mio!");
\r
1144 final ImageView imageView = (ImageView) dialog.findViewById(R.id.thadolina_image);
\r
1145 imageView.setOnClickListener(new OnClickListener() {
\r
1147 public void onClick(View v) {
\r
1148 final Intent intent = new Intent(Intent.ACTION_VIEW);
\r
1149 intent.setData(Uri.parse("https://sites.google.com/site/cfoxroxvday/vday2012"));
\r
1150 startActivity(intent);
\r
1155 if (dictRaf == null) {
\r
1156 Log.d(LOG, "searchText changed during shutdown, doing nothing.");
\r
1159 if (!searchText.isFocused()) {
\r
1160 Log.d(LOG, "searchText changed without focus, doing nothing.");
\r
1163 Log.d(LOG, "onSearchTextChange: " + text);
\r
1164 if (currentSearchOperation != null) {
\r
1165 Log.d(LOG, "Interrupting currentSearchOperation.");
\r
1166 currentSearchOperation.interrupted.set(true);
\r
1168 currentSearchOperation = new SearchOperation(text, index);
\r
1169 searchExecutor.execute(currentSearchOperation);
\r
1172 private class SearchTextWatcher implements TextWatcher {
\r
1173 public void afterTextChanged(final Editable searchTextEditable) {
\r
1174 if (searchText.hasFocus()) {
\r
1175 Log.d(LOG, "Search text changed with focus: " + searchText.getText());
\r
1176 // If they were typing to cause the change, update the UI.
\r
1177 onSearchTextChange(searchText.getText().toString());
\r
1181 public void beforeTextChanged(CharSequence arg0, int arg1, int arg2,
\r
1185 public void onTextChanged(CharSequence arg0, int arg1, int arg2, int arg3) {
\r
1189 // --------------------------------------------------------------------------
\r
1190 // Filtered results.
\r
1191 // --------------------------------------------------------------------------
\r
1193 boolean isFiltered() {
\r
1194 return rowsToShow != null;
\r
1197 void setFiltered(final SearchOperation searchOperation) {
\r
1198 ((Button) findViewById(R.id.UpButton)).setEnabled(false);
\r
1199 ((Button) findViewById(R.id.DownButton)).setEnabled(false);
\r
1200 rowsToShow = searchOperation.multiWordSearchResult;
\r
1201 setListAdapter(new IndexAdapter(index, rowsToShow, searchOperation.searchTokens));
\r
1204 void clearFiltered() {
\r
1205 ((Button) findViewById(R.id.UpButton)).setEnabled(true);
\r
1206 ((Button) findViewById(R.id.DownButton)).setEnabled(true);
\r
1207 setListAdapter(new IndexAdapter(index));
\r
1208 rowsToShow = null;
\r