public UserDictionary(Context context, String locale) { super(context, Suggest.DIC_USER); mLocale = locale; // Perform a managed query. The Activity will handle closing and requerying the cursor // when needed. ContentResolver cres = context.getContentResolver(); cres.registerContentObserver(Words.CONTENT_URI, true, mObserver = new ContentObserver(null) { @Override public void onChange(boolean self) { setRequiresReload(true); } }); loadDictionary(); }
private void addWordsLocked(final Cursor cursor) { if (cursor == null) return; if (cursor.moveToFirst()) { final int indexWord = cursor.getColumnIndex(Words.WORD); final int indexFrequency = cursor.getColumnIndex(Words.FREQUENCY); while (!cursor.isAfterLast()) { final String word = cursor.getString(indexWord); final int frequency = cursor.getInt(indexFrequency); final int adjustedFrequency = scaleFrequencyFromDefaultToLatinIme(frequency); // Safeguard against adding really long words. if (word.length() <= MAX_WORD_LENGTH) { runGCIfRequiredLocked(true /* mindsBlockByGC */); addUnigramLocked(word, adjustedFrequency, false /* isNotAWord */, false /* isPossiblyOffensive */, BinaryDictionary.NOT_A_VALID_TIMESTAMP); } cursor.moveToNext(); } } }
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ListView dictListView = (ListView) findViewById(R.id.dictionary_list_view); ContentResolver resolver = getContentResolver(); Cursor cursor = resolver.query(UserDictionary.Words.CONTENT_URI, null, null, null, null); SimpleCursorAdapter adapter = new SimpleCursorAdapter(getApplicationContext(), R.layout.listview_layout, cursor, COLUMNS_TO_BE_FOUND, LAYOUT_ITEMS_TO_FILL, 0); dictListView.setAdapter(adapter); registerForContextMenu(dictListView); }
private void addWords(final Cursor cursor) { final boolean hasShortcutColumn = Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN; clearFusionDictionary(); if (cursor == null) return; if (cursor.moveToFirst()) { final int indexWord = cursor.getColumnIndex(Words.WORD); final int indexShortcut = hasShortcutColumn ? cursor.getColumnIndex(SHORTCUT) : 0; final int indexFrequency = cursor.getColumnIndex(Words.FREQUENCY); while (!cursor.isAfterLast()) { final String word = cursor.getString(indexWord); final String shortcut = hasShortcutColumn ? cursor.getString(indexShortcut) : null; final int frequency = cursor.getInt(indexFrequency); final int adjustedFrequency = scaleFrequencyFromDefaultToLatinIme(frequency); // Safeguard against adding really long words. if (word.length() < MAX_WORD_LENGTH) { super.addWord(word, null, adjustedFrequency, false /* isNotAWord */); } if (null != shortcut && shortcut.length() < MAX_WORD_LENGTH) { super.addWord(shortcut, word, adjustedFrequency, true /* isNotAWord */); } cursor.moveToNext(); } } }
@SuppressWarnings("deprecation") public static void addWord(final Context context, final String word, final int freq, final String shortcut, final Locale locale) { if (hasNewerAddWord()) { CompatUtils.invoke(Words.class, null, METHOD_addWord, context, word, freq, shortcut, locale); } else { // Fall back to the pre-JellyBean method. final int localeType; if (null == locale) { localeType = Words.LOCALE_TYPE_ALL; } else { final Locale currentLocale = context.getResources().getConfiguration().locale; if (locale.equals(currentLocale)) { localeType = Words.LOCALE_TYPE_CURRENT; } else { localeType = Words.LOCALE_TYPE_ALL; } } Words.addWord(context, word, freq, localeType); } }
/** * Adds a word to the dictionary and makes it persistent. * @param word the word to add. If the word is capitalized, then the dictionary will * recognize it as a capitalized word when searched. * @param frequency the frequency of occurrence of the word. A frequency of 255 is considered * the highest. * @TODO use a higher or float range for frequency */ @Override public synchronized void addWord(String word, int frequency) { // Force load the dictionary here synchronously if (getRequiresReload()) loadDictionaryAsync(); // Safeguard against adding long words. Can cause stack overflow. if (word.length() >= getMaxWordLength()) return; super.addWord(word, frequency); // Update the user dictionary provider final ContentValues values = new ContentValues(5); values.put(Words.WORD, word); values.put(Words.FREQUENCY, frequency); values.put(Words.LOCALE, mLocale); values.put(Words.APP_ID, 0); final ContentResolver contentResolver = getContext().getContentResolver(); new Thread("addWord") { public void run() { contentResolver.insert(Words.CONTENT_URI, values); } }.start(); // In case the above does a synchronous callback of the change observer setRequiresReload(false); }
AndroidWordLevelSpellCheckerSession(final AndroidSpellCheckerService service) { mService = service; final ContentResolver cres = service.getContentResolver(); mObserver = new ContentObserver(null) { @Override public void onChange(boolean self) { mSuggestionsCache.clearCache(); } }; cres.registerContentObserver(Words.CONTENT_URI, true, mObserver); }
@Override public void loadDictionaryAsync() { Cursor cursor = getContext().getContentResolver() .query(Words.CONTENT_URI, PROJECTION, "(locale IS NULL) or (locale=?)", new String[] { mLocale }, null); addWords(cursor); }
private String getChangedWordForUri(final Uri uri) { final Cursor cursor = mContext.getContentResolver().query(uri, PROJECTION_QUERY, null, null, null); if (cursor == null) return null; try { if (!cursor.moveToFirst()) return null; final int indexWord = cursor.getColumnIndex(Words.WORD); return cursor.getString(indexWord); } finally { cursor.close(); } }
public boolean isEnabled() { final ContentResolver cr = mContext.getContentResolver(); final ContentProviderClient client = cr.acquireContentProviderClient(Words.CONTENT_URI); if (client != null) { client.release(); return true; } else { return false; } }
public UserBinaryDictionary(final Context context, final String locale, final boolean alsoUseMoreRestrictiveLocales) { super(context, getFilenameWithLocale(NAME, locale), Dictionary.TYPE_USER); if (null == locale) throw new NullPointerException(); // Catch the error earlier if (SubtypeLocale.NO_LANGUAGE.equals(locale)) { // If we don't have a locale, insert into the "all locales" user dictionary. mLocale = USER_DICTIONARY_ALL_LANGUAGES; } else { mLocale = locale; } mAlsoUseMoreRestrictiveLocales = alsoUseMoreRestrictiveLocales; // Perform a managed query. The Activity will handle closing and re-querying the cursor // when needed. ContentResolver cres = context.getContentResolver(); mObserver = new ContentObserver(null) { @Override public void onChange(final boolean self) { // This hook is deprecated as of API level 16 (Build.VERSION_CODES.JELLY_BEAN), // but should still be supported for cases where the IME is running on an older // version of the platform. onChange(self, null); } // The following hook is only available as of API level 16 // (Build.VERSION_CODES.JELLY_BEAN), and as such it will only work on JellyBean+ // devices. On older versions of the platform, the hook above will be called instead. @Override public void onChange(final boolean self, final Uri uri) { setRequiresReload(true); // We want to report back to Latin IME in case the user just entered the word. // If the user changed the word in the dialog box, then we want to replace // what was entered in the text field. if (null == uri || !(context instanceof LatinIME)) return; final long changedRowId = ContentUris.parseId(uri); if (-1 == changedRowId) return; // Unknown content... Not sure why we're here final String changedWord = getChangedWordForUri(uri); ((LatinIME)context).onWordAddedToUserDictionary(changedWord); } }; cres.registerContentObserver(Words.CONTENT_URI, true, mObserver); loadDictionary(); }
@Override public void loadDictionaryAsync() { // Split the locale. For example "en" => ["en"], "de_DE" => ["de", "DE"], // "en_US_foo_bar_qux" => ["en", "US", "foo_bar_qux"] because of the limit of 3. // This is correct for locale processing. // For this example, we'll look at the "en_US_POSIX" case. final String[] localeElements = TextUtils.isEmpty(mLocale) ? new String[] {} : mLocale.split("_", 3); final int length = localeElements.length; final StringBuilder request = new StringBuilder("(locale is NULL)"); String localeSoFar = ""; // At start, localeElements = ["en", "US", "POSIX"] ; localeSoFar = "" ; // and request = "(locale is NULL)" for (int i = 0; i < length; ++i) { // i | localeSoFar | localeElements // 0 | "" | ["en", "US", "POSIX"] // 1 | "en_" | ["en", "US", "POSIX"] // 2 | "en_US_" | ["en", "en_US", "POSIX"] localeElements[i] = localeSoFar + localeElements[i]; localeSoFar = localeElements[i] + "_"; // i | request // 0 | "(locale is NULL)" // 1 | "(locale is NULL) or (locale=?)" // 2 | "(locale is NULL) or (locale=?) or (locale=?)" request.append(" or (locale=?)"); } // At the end, localeElements = ["en", "en_US", "en_US_POSIX"]; localeSoFar = en_US_POSIX_" // and request = "(locale is NULL) or (locale=?) or (locale=?) or (locale=?)" final String[] requestArguments; // If length == 3, we already have all the arguments we need (common prefix is meaningless // inside variants if (mAlsoUseMoreRestrictiveLocales && length < 3) { request.append(" or (locale like ?)"); // The following creates an array with one more (null) position final String[] localeElementsWithMoreRestrictiveLocalesIncluded = Arrays.copyOf(localeElements, length + 1); localeElementsWithMoreRestrictiveLocalesIncluded[length] = localeElements[length - 1] + "_%"; requestArguments = localeElementsWithMoreRestrictiveLocalesIncluded; // If for example localeElements = ["en"] // then requestArguments = ["en", "en_%"] // and request = (locale is NULL) or (locale=?) or (locale like ?) // If localeElements = ["en", "en_US"] // then requestArguments = ["en", "en_US", "en_US_%"] } else { requestArguments = localeElements; } final Cursor cursor = mContext.getContentResolver().query( Words.CONTENT_URI, PROJECTION_QUERY, request.toString(), requestArguments, null); try { addWords(cursor); } finally { if (null != cursor) cursor.close(); } }
