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am 0fd625bc: Fix a bug with wrong auto-correct cancellation

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* commit '0fd625bcfdfac1c10e7bd7f9088bf425fec08989':
  Fix a bug with wrong auto-correct cancellation
This commit is contained in:
Jean Chalard 2011-12-21 02:31:18 -08:00 committed by Android Git Automerger
commit 9fcb35698a
2 changed files with 47 additions and 13 deletions
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16
java/src/com/android/inputmethod/latin/LatinIME.java
View file

@ -1071,7 +1071,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
public void commitTyped(final InputConnection ic) {
if (!mWordComposer.isComposingWord()) return;
final CharSequence typedWord = mWordComposer.getTypedWord();
mWordComposer.onCommitWord();
mWordComposer.onCommitWord(WordComposer.COMMIT_TYPE_USER_TYPED_WORD);
if (typedWord.length() > 0) {
if (ic != null) {
ic.commitText(typedWord, 1);
@ -1802,7 +1802,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
}
Utils.Stats.onAutoCorrection(typedWord, autoCorrection.toString(), separatorCodePoint);
mExpectingUpdateSelection = true;
commitBestWord(autoCorrection);
commitChosenWord(autoCorrection, WordComposer.COMMIT_TYPE_DECIDED_WORD);
// Add the word to the user unigram dictionary if it's not a known word
addToUserUnigramAndBigramDictionaries(autoCorrection,
UserUnigramDictionary.FREQUENCY_FOR_TYPED);
@ -1868,7 +1868,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
return;
}
mExpectingUpdateSelection = true;
commitBestWord(suggestion);
commitChosenWord(suggestion, WordComposer.COMMIT_TYPE_MANUAL_PICK);
// Add the word to the auto dictionary if it's not a known word
if (index == 0) {
addToUserUnigramAndBigramDictionaries(suggestion,
@ -1927,7 +1927,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
/**
* Commits the chosen word to the text field and saves it for later retrieval.
*/
private void commitBestWord(CharSequence bestWord) {
private void commitChosenWord(final CharSequence bestWord, final int commitType) {
final KeyboardSwitcher switcher = mKeyboardSwitcher;
if (!switcher.isKeyboardAvailable())
return;
@ -1942,7 +1942,11 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
ic.commitText(bestWord, 1);
}
}
mWordComposer.onCommitWord();
// TODO: figure out here if this is an auto-correct or if the best word is actually
// what user typed. Note: currently this is done much later in
// WordComposer#didAutoCorrectToAnotherWord by string equality of the remembered
// strings.
mWordComposer.onCommitWord(commitType);
}
private static final WordComposer sEmptyWordComposer = new WordComposer();
@ -2118,7 +2122,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
// Re-insert the separator
ic.commitText(separator, 1);
mWordComposer.deleteAutoCorrection();
mWordComposer.onCommitWord();
mWordComposer.onCommitWord(WordComposer.COMMIT_TYPE_CANCEL_AUTO_CORRECT);
Utils.Stats.onSeparator(separator.charAt(0), WordComposer.NOT_A_COORDINATE,
WordComposer.NOT_A_COORDINATE);
mHandler.cancelUpdateBigramPredictions();

44
java/src/com/android/inputmethod/latin/WordComposer.java
View file

@ -1,12 +1,12 @@
/*
* Copyright (C) 2008 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
@ -33,6 +33,23 @@ public class WordComposer {
public static final int NOT_A_CODE = KeyDetector.NOT_A_CODE;
public static final int NOT_A_COORDINATE = -1;
// TODO: Straighten out commit behavior so that the flags here are more understandable,
// and possibly adjust their names.
// COMMIT_TYPE_USER_TYPED_WORD is used when the word committed is the exact typed word, with
// no hinting from the IME. It happens when some external event happens (rotating the device,
// for example) or when auto-correction is off by settings or editor attributes.
public static final int COMMIT_TYPE_USER_TYPED_WORD = 0;
// COMMIT_TYPE_MANUAL_PICK is used when the user pressed a field in the suggestion strip.
public static final int COMMIT_TYPE_MANUAL_PICK = 1;
// COMMIT_TYPE_DECIDED_WORD is used when the IME commits the word it decided was best
// for the current user input. It may be different from what the user typed (true auto-correct)
// or it may be exactly what the user typed if it's in the dictionary or the IME does not have
// enough confidence in any suggestion to auto-correct (auto-correct to typed word).
public static final int COMMIT_TYPE_DECIDED_WORD = 2;
// COMMIT_TYPE_CANCEL_AUTO_CORRECT is used upon committing back the old word upon cancelling
// an auto-correction.
public static final int COMMIT_TYPE_CANCEL_AUTO_CORRECT = 3;
// Storage for all the info about the current input.
private static class CharacterStore {
/**
@ -291,7 +308,7 @@ public class WordComposer {
return mCapsCount > 1;
}
/**
/**
* Saves the reason why the word is capitalized - whether it was automatic or
* due to the user hitting shift in the middle of a sentence.
* @param auto whether it was an automatic capitalization due to start of sentence
@ -329,10 +346,23 @@ public class WordComposer {
return mCurrentWord.mAutoCorrection;
}
// TODO: pass the information about what was committed and how. Was it an auto-correction?
// Was it a completion? Was is what the user typed?
public void onCommitWord() {
// `type' should be one of the COMMIT_TYPE_* constants above.
public void onCommitWord(final int type) {
mCommittedWordSavedForSuggestionResuming = mCurrentWord;
// Note: currently, we come here whenever we commit a word. If it's any *other* kind that
// DECIDED_WORD, we should reset mAutoCorrection so that we don't attempt to cancel later.
// If it's a DECIDED_WORD, it may be an actual auto-correction by the IME, or what the user
// typed because the IME decided *not* to auto-correct for whatever reason.
// Ideally we would also null it when it was a DECIDED_WORD that was not an auto-correct.
// As it happens these two cases should behave differently, because the former can be
// canceled while the latter can't. Currently, we figure this out in
// #didAutoCorrectToAnotherWord with #equals(). It would be marginally cleaner to do it
// here, but it would be slower (since we would #equals() for each commit, instead of
// only on cancel), and ultimately we want to figure it out even earlier anyway.
if (type != COMMIT_TYPE_DECIDED_WORD) {
// Only ever revert an auto-correct.
mCommittedWordSavedForSuggestionResuming.mAutoCorrection = null;
}
// TODO: improve performance by swapping buffers instead of creating a new object.
mCurrentWord = new CharacterStore();
}