diff options
Diffstat (limited to 'java/src/com/android/inputmethod/deprecated')
| -rw-r--r-- | java/src/com/android/inputmethod/deprecated/recorrection/Recorrection.java | 287 | ||||
| -rw-r--r-- | java/src/com/android/inputmethod/deprecated/recorrection/RecorrectionSuggestionEntries.java | 63 |
2 files changed, 0 insertions, 350 deletions
diff --git a/java/src/com/android/inputmethod/deprecated/recorrection/Recorrection.java b/java/src/com/android/inputmethod/deprecated/recorrection/Recorrection.java deleted file mode 100644 index 94615a71f..000000000 --- a/java/src/com/android/inputmethod/deprecated/recorrection/Recorrection.java +++ /dev/null @@ -1,287 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); you may not - * use this file except in compliance with the License. You may obtain a copy of - * the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT - * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the - * License for the specific language governing permissions and limitations under - * the License. - */ - -package com.android.inputmethod.deprecated.recorrection; - -import android.content.SharedPreferences; -import android.content.res.Resources; -import android.text.TextUtils; -import android.view.inputmethod.ExtractedText; -import android.view.inputmethod.ExtractedTextRequest; -import android.view.inputmethod.InputConnection; - -import com.android.inputmethod.compat.InputConnectionCompatUtils; -import com.android.inputmethod.compat.SuggestionSpanUtils; -import com.android.inputmethod.deprecated.VoiceProxy; -import com.android.inputmethod.keyboard.KeyboardSwitcher; -import com.android.inputmethod.latin.AutoCorrection; -import com.android.inputmethod.latin.EditingUtils; -import com.android.inputmethod.latin.LatinIME; -import com.android.inputmethod.latin.R; -import com.android.inputmethod.latin.Settings; -import com.android.inputmethod.latin.Suggest; -import com.android.inputmethod.latin.SuggestedWords; -import com.android.inputmethod.latin.SuggestionsView; -import com.android.inputmethod.latin.TextEntryState; -import com.android.inputmethod.latin.WordComposer; - -import java.util.ArrayList; - -/** - * Manager of re-correction functionalities - */ -public class Recorrection implements SharedPreferences.OnSharedPreferenceChangeListener { - private static final Recorrection sInstance = new Recorrection(); - - private LatinIME mService; - private boolean mRecorrectionEnabled = false; - private final ArrayList<RecorrectionSuggestionEntries> mRecorrectionSuggestionsList = - new ArrayList<RecorrectionSuggestionEntries>(); - - public static Recorrection getInstance() { - return sInstance; - } - - public static void init(LatinIME context, SharedPreferences prefs) { - if (context == null || prefs == null) { - return; - } - sInstance.initInternal(context, prefs); - } - - private Recorrection() { - } - - public boolean isRecorrectionEnabled() { - return mRecorrectionEnabled; - } - - private void initInternal(LatinIME context, SharedPreferences prefs) { - if (SuggestionSpanUtils.SUGGESTION_SPAN_IS_SUPPORTED) { - mRecorrectionEnabled = false; - return; - } - updateRecorrectionEnabled(context.getResources(), prefs); - mService = context; - prefs.registerOnSharedPreferenceChangeListener(this); - } - - public void checkRecorrectionOnStart() { - if (SuggestionSpanUtils.SUGGESTION_SPAN_IS_SUPPORTED || !mRecorrectionEnabled) return; - - final InputConnection ic = mService.getCurrentInputConnection(); - if (ic == null) return; - // There could be a pending composing span. Clean it up first. - ic.finishComposingText(); - - if (mService.isShowingSuggestionsStrip() && mService.isSuggestionsRequested()) { - // First get the cursor position. This is required by setOldSuggestions(), so that - // it can pass the correct range to setComposingRegion(). At this point, we don't - // have valid values for mLastSelectionStart/End because onUpdateSelection() has - // not been called yet. - ExtractedTextRequest etr = new ExtractedTextRequest(); - etr.token = 0; // anything is fine here - ExtractedText et = ic.getExtractedText(etr, 0); - if (et == null) return; - mService.setLastSelection( - et.startOffset + et.selectionStart, et.startOffset + et.selectionEnd); - - // Then look for possible corrections in a delayed fashion - if (!TextUtils.isEmpty(et.text) && mService.isCursorTouchingWord()) { - mService.mHandler.postUpdateOldSuggestions(); - } - } - } - - public void updateRecorrectionSelection(KeyboardSwitcher keyboardSwitcher, - SuggestionsView suggestionsView, int candidatesStart, int candidatesEnd, - int newSelStart, int newSelEnd, int oldSelStart, int lastSelectionStart, - int lastSelectionEnd, boolean hasUncommittedTypedChars) { - if (SuggestionSpanUtils.SUGGESTION_SPAN_IS_SUPPORTED || !mRecorrectionEnabled) return; - if (!mService.isShowingSuggestionsStrip()) return; - if (!keyboardSwitcher.isInputViewShown()) return; - if (!mService.isSuggestionsRequested()) return; - // Don't look for corrections if the keyboard is not visible - // Check if we should go in or out of correction mode. - if ((candidatesStart == candidatesEnd || newSelStart != oldSelStart || TextEntryState - .isRecorrecting()) - && (newSelStart < newSelEnd - 1 || !hasUncommittedTypedChars)) { - if (mService.isCursorTouchingWord() || lastSelectionStart < lastSelectionEnd) { - mService.mHandler.cancelUpdateBigramPredictions(); - mService.mHandler.postUpdateOldSuggestions(); - } else { - abortRecorrection(false); - // If showing the "touch again to save" hint, do not replace it. Else, - // show the bigrams if we are at the end of the text, punctuation - // otherwise. - if (suggestionsView != null && !suggestionsView.isShowingAddToDictionaryHint()) { - InputConnection ic = mService.getCurrentInputConnection(); - if (null == ic || !TextUtils.isEmpty(ic.getTextAfterCursor(1, 0))) { - if (!mService.isShowingPunctuationList()) { - mService.setPunctuationSuggestions(); - } - } else { - mService.mHandler.postUpdateBigramPredictions(); - } - } - } - } - } - - public void saveRecorrectionSuggestion(WordComposer word, CharSequence result) { - if (SuggestionSpanUtils.SUGGESTION_SPAN_IS_SUPPORTED || !mRecorrectionEnabled) return; - if (word.size() <= 1) { - return; - } - // Skip if result is null. It happens in some edge case. - if (TextUtils.isEmpty(result)) { - return; - } - - // Make a copy of the CharSequence, since it is/could be a mutable CharSequence - final String resultCopy = result.toString(); - RecorrectionSuggestionEntries entry = new RecorrectionSuggestionEntries( - resultCopy, new WordComposer(word)); - mRecorrectionSuggestionsList.add(entry); - } - - public void clearWordsInHistory() { - mRecorrectionSuggestionsList.clear(); - } - - /** - * Tries to apply any typed alternatives for the word if we have any cached alternatives, - * otherwise tries to find new corrections and completions for the word. - * @param touching The word that the cursor is touching, with position information - * @return true if an alternative was found, false otherwise. - */ - public boolean applyTypedAlternatives(WordComposer word, Suggest suggest, - KeyboardSwitcher keyboardSwitcher, EditingUtils.SelectedWord touching) { - if (SuggestionSpanUtils.SUGGESTION_SPAN_IS_SUPPORTED || !mRecorrectionEnabled) return false; - // If we didn't find a match, search for result in typed word history - WordComposer foundWord = null; - RecorrectionSuggestionEntries alternatives = null; - // Search old suggestions to suggest re-corrected suggestions. - for (RecorrectionSuggestionEntries entry : mRecorrectionSuggestionsList) { - if (TextUtils.equals(entry.getChosenWord(), touching.mWord)) { - foundWord = entry.mWordComposer; - alternatives = entry; - break; - } - } - // If we didn't find a match, at least suggest corrections as re-corrected suggestions. - if (foundWord == null - && (AutoCorrection.isValidWord(suggest.getUnigramDictionaries(), - touching.mWord, true))) { - foundWord = new WordComposer(); - for (int i = 0; i < touching.mWord.length(); i++) { - foundWord.add(touching.mWord.charAt(i), - new int[] { touching.mWord.charAt(i) }, WordComposer.NOT_A_COORDINATE, - WordComposer.NOT_A_COORDINATE); - } - } - // Found a match, show suggestions - if (foundWord != null || alternatives != null) { - if (alternatives == null) { - alternatives = new RecorrectionSuggestionEntries(touching.mWord, foundWord); - } - showRecorrections(suggest, keyboardSwitcher, alternatives); - if (foundWord != null) { - word.init(foundWord); - } else { - word.reset(); - } - return true; - } - return false; - } - - - private void showRecorrections(Suggest suggest, KeyboardSwitcher keyboardSwitcher, - RecorrectionSuggestionEntries entries) { - SuggestedWords.Builder builder = entries.getAlternatives(suggest, keyboardSwitcher); - builder.setTypedWordValid(false).setHasMinimalSuggestion(false); - mService.showSuggestions(builder.build(), entries.getOriginalWord()); - } - - public void fetchAndDisplayRecorrectionSuggestions(VoiceProxy voiceProxy, - SuggestionsView suggestionsView, Suggest suggest, KeyboardSwitcher keyboardSwitcher, - WordComposer word, boolean hasUncommittedTypedChars, int lastSelectionStart, - int lastSelectionEnd, String wordSeparators) { - if (!InputConnectionCompatUtils.RECORRECTION_SUPPORTED) return; - if (SuggestionSpanUtils.SUGGESTION_SPAN_IS_SUPPORTED || !mRecorrectionEnabled) return; - voiceProxy.setShowingVoiceSuggestions(false); - if (suggestionsView != null && suggestionsView.isShowingAddToDictionaryHint()) { - return; - } - InputConnection ic = mService.getCurrentInputConnection(); - if (ic == null) return; - if (!hasUncommittedTypedChars) { - // Extract the selected or touching text - EditingUtils.SelectedWord touching = EditingUtils.getWordAtCursorOrSelection(ic, - lastSelectionStart, lastSelectionEnd, wordSeparators); - - if (touching != null && touching.mWord.length() > 1) { - ic.beginBatchEdit(); - - if (applyTypedAlternatives(word, suggest, keyboardSwitcher, touching) - || voiceProxy.applyVoiceAlternatives(touching)) { - TextEntryState.selectedForRecorrection(); - InputConnectionCompatUtils.underlineWord(ic, touching); - } else { - abortRecorrection(true); - } - - ic.endBatchEdit(); - } else { - abortRecorrection(true); - mService.updateBigramPredictions(); - } - } else { - abortRecorrection(true); - } - } - - public void abortRecorrection(boolean force) { - if (SuggestionSpanUtils.SUGGESTION_SPAN_IS_SUPPORTED) return; - if (force || TextEntryState.isRecorrecting()) { - TextEntryState.onAbortRecorrection(); - mService.setCandidatesViewShown(mService.isSuggestionsStripVisible()); - mService.getCurrentInputConnection().finishComposingText(); - mService.clearSuggestions(); - } - } - - public void updateRecorrectionEnabled(Resources res, SharedPreferences prefs) { - // If the option should not be shown, do not read the re-correction preference - // but always use the default setting defined in the resources. - if (res.getBoolean(R.bool.config_enable_show_recorrection_option)) { - mRecorrectionEnabled = prefs.getBoolean(Settings.PREF_RECORRECTION_ENABLED, - res.getBoolean(R.bool.config_default_compat_recorrection_enabled)); - } else { - mRecorrectionEnabled = - res.getBoolean(R.bool.config_default_compat_recorrection_enabled); - } - } - - @Override - public void onSharedPreferenceChanged(SharedPreferences prefs, String key) { - if (SuggestionSpanUtils.SUGGESTION_SPAN_IS_SUPPORTED) return; - if (key.equals(Settings.PREF_RECORRECTION_ENABLED)) { - updateRecorrectionEnabled(mService.getResources(), prefs); - } - } -} diff --git a/java/src/com/android/inputmethod/deprecated/recorrection/RecorrectionSuggestionEntries.java b/java/src/com/android/inputmethod/deprecated/recorrection/RecorrectionSuggestionEntries.java deleted file mode 100644 index 36ffe2dce..000000000 --- a/java/src/com/android/inputmethod/deprecated/recorrection/RecorrectionSuggestionEntries.java +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); you may not - * use this file except in compliance with the License. You may obtain a copy of - * the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT - * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the - * License for the specific language governing permissions and limitations under - * the License. - */ - -package com.android.inputmethod.deprecated.recorrection; - -import com.android.inputmethod.keyboard.KeyboardSwitcher; -import com.android.inputmethod.latin.Suggest; -import com.android.inputmethod.latin.SuggestedWords; -import com.android.inputmethod.latin.WordComposer; - -import android.text.TextUtils; - -public class RecorrectionSuggestionEntries { - public final CharSequence mChosenWord; - public final WordComposer mWordComposer; - - public RecorrectionSuggestionEntries(CharSequence chosenWord, WordComposer wordComposer) { - mChosenWord = chosenWord; - mWordComposer = wordComposer; - } - - public CharSequence getChosenWord() { - return mChosenWord; - } - - public CharSequence getOriginalWord() { - return mWordComposer.getTypedWord(); - } - - public SuggestedWords.Builder getAlternatives( - Suggest suggest, KeyboardSwitcher keyboardSwitcher) { - return getTypedSuggestions(suggest, keyboardSwitcher, mWordComposer); - } - - @Override - public int hashCode() { - return mChosenWord.hashCode(); - } - - @Override - public boolean equals(Object o) { - return o instanceof CharSequence && TextUtils.equals(mChosenWord, (CharSequence)o); - } - - private static SuggestedWords.Builder getTypedSuggestions( - Suggest suggest, KeyboardSwitcher keyboardSwitcher, WordComposer word) { - return suggest.getSuggestedWordBuilder(word, null, - keyboardSwitcher.getLatinKeyboard().getProximityInfo()); - } -} |