Suppress punctuation suggestions if not needed

Bug: 3294256
Bug: 3284745

Change-Id: I77d54cbfcc2e809315bab59ecb808ae944982501
main
Tadashi G. Takaoka 2010-12-19 17:32:26 +09:00
parent baf83886be
commit 9fb8c6dd48
5 changed files with 96 additions and 69 deletions

View File

@ -82,7 +82,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
hidePreview();
break;
case MSG_UPDATE_SUGGESTION:
updateSuggestions((SuggestedWords)msg.obj);
updateSuggestions();
break;
}
}
@ -96,9 +96,9 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
removeMessages(MSG_HIDE_PREVIEW);
}
public void postUpdateSuggestions(SuggestedWords suggestions) {
public void postUpdateSuggestions() {
cancelUpdateSuggestions();
sendMessageDelayed(obtainMessage(MSG_UPDATE_SUGGESTION, suggestions),
sendMessageDelayed(obtainMessage(MSG_UPDATE_SUGGESTION),
DELAY_UPDATE_SUGGESTION);
}
@ -162,20 +162,19 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
}
public void setSuggestions(SuggestedWords suggestions) {
// Don't update suggestions when there is only one suggestion found.
// Empty (size zero) suggestions will be passed in order to clear candidate view.
if (suggestions == null || suggestions.size() == 1)
if (suggestions == null)
return;
mSuggestions = suggestions;
if (mShowingAutoCorrectionInverted) {
mHandler.postUpdateSuggestions(suggestions);
mHandler.postUpdateSuggestions();
} else {
updateSuggestions(suggestions);
updateSuggestions();
}
}
private void updateSuggestions(SuggestedWords suggestions) {
private void updateSuggestions() {
final SuggestedWords suggestions = mSuggestions;
clear();
mSuggestions = suggestions;
final int count = suggestions.size();
final Object[] debugInfo = suggestions.mDebugInfo;
for (int i = 0; i < count; i++) {

View File

@ -140,8 +140,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
private final StringBuilder mComposing = new StringBuilder();
private WordComposer mWord = new WordComposer();
private CharSequence mBestWord;
private boolean mPredicting;
private boolean mPredictionOn;
private boolean mHasValidSuggestions;
private boolean mIsSettingsSuggestionStripOn;
private boolean mApplicationSpecifiedCompletionOn;
private boolean mHasDictionary;
private boolean mAutoSpace;
@ -519,7 +519,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
int variation = attribute.inputType & InputType.TYPE_MASK_VARIATION;
mVoiceConnector.resetVoiceStates(isPasswordVariation(variation));
mInputTypeNoAutoCorrect = false;
mPredictionOn = false;
mIsSettingsSuggestionStripOn = false;
mApplicationSpecifiedCompletionOn = false;
mApplicationSpecifiedCompletions = null;
mEnteredText = null;
@ -534,11 +534,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mode = KeyboardId.MODE_PHONE;
break;
case InputType.TYPE_CLASS_TEXT:
//startPrediction();
mPredictionOn = true;
mIsSettingsSuggestionStripOn = true;
// Make sure that passwords are not displayed in candidate view
if (isPasswordVariation(variation)) {
mPredictionOn = false;
mIsSettingsSuggestionStripOn = false;
}
if (isEmailVariation(variation)
|| variation == InputType.TYPE_TEXT_VARIATION_PERSON_NAME) {
@ -547,15 +546,15 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mAutoSpace = true;
}
if (isEmailVariation(variation)) {
mPredictionOn = false;
mIsSettingsSuggestionStripOn = false;
mode = KeyboardId.MODE_EMAIL;
} else if (variation == InputType.TYPE_TEXT_VARIATION_URI) {
mPredictionOn = false;
mIsSettingsSuggestionStripOn = false;
mode = KeyboardId.MODE_URL;
} else if (variation == InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE) {
mode = KeyboardId.MODE_IM;
} else if (variation == InputType.TYPE_TEXT_VARIATION_FILTER) {
mPredictionOn = false;
mIsSettingsSuggestionStripOn = false;
mode = KeyboardId.MODE_TEXT;
} else if (variation == InputType.TYPE_TEXT_VARIATION_WEB_EDIT_TEXT) {
mode = KeyboardId.MODE_WEB;
@ -570,7 +569,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// If NO_SUGGESTIONS is set, don't do prediction.
if ((attribute.inputType & InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS) != 0) {
mPredictionOn = false;
mIsSettingsSuggestionStripOn = false;
mInputTypeNoAutoCorrect = true;
}
// If it's not multiline and the autoCorrect flag is not set, then don't correct
@ -579,7 +578,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mInputTypeNoAutoCorrect = true;
}
if ((attribute.inputType & InputType.TYPE_TEXT_FLAG_AUTO_COMPLETE) != 0) {
mPredictionOn = false;
mIsSettingsSuggestionStripOn = false;
mApplicationSpecifiedCompletionOn = isFullscreenMode();
}
break;
@ -589,7 +588,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
inputView.closing();
mComposing.setLength(0);
mPredicting = false;
mHasValidSuggestions = false;
mDeleteCount = 0;
mJustAddedAutoSpace = false;
@ -613,7 +612,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
inputView.setPreviewEnabled(mPopupOn);
inputView.setProximityCorrectionEnabled(true);
mPredictionOn = mPredictionOn && (mCorrectionMode > 0 || isSuggestionShown());
mIsSettingsSuggestionStripOn &= (mCorrectionMode > 0 || isShowingSuggestionsStrip());
// If we just entered a text field, maybe it has some old text that requires correction
checkReCorrectionOnStart();
inputView.setForeground(true);
@ -631,7 +630,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// There could be a pending composing span. Clean it up first.
ic.finishComposingText();
if (isSuggestionShown() && isPredictionOn()) {
if (isShowingSuggestionsStrip() && 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
@ -702,11 +701,11 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// If the current selection in the text view changes, we should
// clear whatever candidate text we have.
if ((((mComposing.length() > 0 && mPredicting)
if ((((mComposing.length() > 0 && mHasValidSuggestions)
|| mVoiceConnector.isVoiceInputHighlighted()) && (newSelStart != candidatesEnd
|| newSelEnd != candidatesEnd) && mLastSelectionStart != newSelStart)) {
mComposing.setLength(0);
mPredicting = false;
mHasValidSuggestions = false;
mHandler.postUpdateSuggestions();
TextEntryState.reset();
InputConnection ic = getCurrentInputConnection();
@ -714,7 +713,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
ic.finishComposingText();
}
mVoiceConnector.setVoiceInputHighlighted(false);
} else if (!mPredicting && !mJustAccepted) {
} else if (!mHasValidSuggestions && !mJustAccepted) {
switch (TextEntryState.getState()) {
case ACCEPTED_DEFAULT:
TextEntryState.reset();
@ -733,14 +732,14 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mLastSelectionStart = newSelStart;
mLastSelectionEnd = newSelEnd;
if (mReCorrectionEnabled && isSuggestionShown()) {
if (mReCorrectionEnabled && isShowingSuggestionsStrip()) {
// Don't look for corrections if the keyboard is not visible
if (mKeyboardSwitcher.isInputViewShown()) {
// Check if we should go in or out of correction mode.
if (isPredictionOn() && !mJustReverted
if (isSuggestionsRequested() && !mJustReverted
&& (candidatesStart == candidatesEnd || newSelStart != oldSelStart
|| TextEntryState.isCorrecting())
&& (newSelStart < newSelEnd - 1 || (!mPredicting))) {
&& (newSelStart < newSelEnd - 1 || !mHasValidSuggestions)) {
if (isCursorTouchingWord() || mLastSelectionStart < mLastSelectionEnd) {
mHandler.postUpdateOldSuggestions();
} else {
@ -767,7 +766,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
*/
@Override
public void onExtractedTextClicked() {
if (mReCorrectionEnabled && isPredictionOn()) return;
if (mReCorrectionEnabled && isSuggestionsRequested()) return;
super.onExtractedTextClicked();
}
@ -783,7 +782,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
*/
@Override
public void onExtractedCursorMovement(int dx, int dy) {
if (mReCorrectionEnabled && isPredictionOn()) return;
if (mReCorrectionEnabled && isSuggestionsRequested()) return;
super.onExtractedCursorMovement(dx, dy);
}
@ -905,8 +904,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
public void commitTyped(InputConnection inputConnection) {
if (mPredicting) {
mPredicting = false;
if (mHasValidSuggestions) {
mHasValidSuggestions = false;
if (mComposing.length() > 0) {
if (inputConnection != null) {
inputConnection.commitText(mComposing, 1);
@ -1149,14 +1148,14 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mVoiceConnector.handleBackspace();
if (mPredicting) {
if (mHasValidSuggestions) {
final int length = mComposing.length();
if (length > 0) {
mComposing.delete(length - 1, length);
mWord.deleteLast();
ic.setComposingText(mComposing, 1);
if (mComposing.length() == 0) {
mPredicting = false;
mHasValidSuggestions = false;
}
mHandler.postUpdateSuggestions();
} else {
@ -1235,9 +1234,9 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
int code = primaryCode;
if (isAlphabet(code) && isPredictionOn() && !isCursorTouchingWord()) {
if (!mPredicting) {
mPredicting = true;
if (isAlphabet(code) && isSuggestionsRequested() && !isCursorTouchingWord()) {
if (!mHasValidSuggestions) {
mHasValidSuggestions = true;
mComposing.setLength(0);
saveWordInHistory(mBestWord);
mWord.reset();
@ -1262,7 +1261,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
}
}
if (mPredicting) {
if (mHasValidSuggestions) {
if (mComposing.length() == 0 && switcher.isAlphabetMode()
&& switcher.isShiftedOrShiftLocked()) {
mWord.setFirstCharCapitalized(true);
@ -1301,7 +1300,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
ic.beginBatchEdit();
abortCorrection(false);
}
if (mPredicting) {
if (mHasValidSuggestions) {
// In certain languages where single quote is a separator, it's better
// not to auto correct, but accept the typed word. For instance,
// in Italian dov' should not be expanded to dove' because the elision
@ -1334,7 +1333,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
if (TextEntryState.getState() == TextEntryState.State.PUNCTUATION_AFTER_ACCEPTED
&& primaryCode != Keyboard.CODE_ENTER) {
swapPunctuationAndSpace();
} else if (isPredictionOn() && primaryCode == Keyboard.CODE_SPACE) {
} else if (isSuggestionsRequested() && primaryCode == Keyboard.CODE_SPACE) {
doubleSpace();
}
if (pickedDefault) {
@ -1384,26 +1383,28 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mWordHistory.add(entry);
}
private boolean isPredictionOn() {
return mPredictionOn;
private boolean isSuggestionsRequested() {
return mIsSettingsSuggestionStripOn;
}
private boolean isShowingPunctuationList() {
return mSuggestPuncList == mCandidateView.getSuggestions();
}
private boolean isSuggestionShown() {
private boolean isShowingSuggestionsStrip() {
return (mSuggestionVisibility == SUGGESTION_VISIBILILTY_SHOW_VALUE)
|| (mSuggestionVisibility == SUGGESTION_VISIBILILTY_SHOW_ONLY_PORTRAIT_VALUE
&& mOrientation == Configuration.ORIENTATION_PORTRAIT);
}
private boolean isCandidateStripVisible() {
boolean forceVisible = mCandidateView.isShowingAddToDictionaryHint()
|| TextEntryState.isCorrecting();
return forceVisible || (
isSuggestionShown() && (isPredictionOn() || mApplicationSpecifiedCompletionOn
|| isShowingPunctuationList()));
if (mCandidateView.isShowingAddToDictionaryHint() || TextEntryState.isCorrecting())
return true;
if (!isShowingSuggestionsStrip())
return false;
if (mApplicationSpecifiedCompletionOn)
return true;
return isSuggestionsRequested();
}
public void switchToKeyboardView() {
@ -1451,12 +1452,12 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mKeyboardSwitcher.setPreferredLetters(null);
// Check if we have a suggestion engine attached.
if ((mSuggest == null || !isPredictionOn())
if ((mSuggest == null || !isSuggestionsRequested())
&& !mVoiceConnector.isVoiceInputHighlighted()) {
return;
}
if (!mPredicting) {
if (!mHasValidSuggestions) {
setPunctuationSuggestions();
return;
}
@ -1500,7 +1501,14 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
correctionAvailable &= !word.isMostlyCaps();
correctionAvailable &= !TextEntryState.isCorrecting();
builder.setTypedWordValid(typedWordValid).setHasMinimalSuggestion(correctionAvailable);
if (builder.size() > 1 || mCandidateView.isShowingAddToDictionaryHint()) {
builder.setTypedWordValid(typedWordValid).setHasMinimalSuggestion(correctionAvailable);
} else {
final SuggestedWords previousSuggestions = mCandidateView.getSuggestions();
if (previousSuggestions == mSuggestPuncList)
return;
builder.addTypedWordAndPreviousSuggestions(typedWord, previousSuggestions);
}
showSuggestions(builder.build(), typedWord);
}
@ -1634,7 +1642,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
ic.commitText(suggestion, 1);
}
saveWordInHistory(suggestion);
mPredicting = false;
mHasValidSuggestions = false;
mCommittedLength = suggestion.length();
switcher.setPreferredLetters(null);
}
@ -1693,7 +1701,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
InputConnection ic = getCurrentInputConnection();
if (ic == null) return;
if (!mPredicting) {
if (!mHasValidSuggestions) {
// Extract the selected or touching text
EditingUtils.SelectedWord touching = EditingUtils.getWordAtCursorOrSelection(ic,
mLastSelectionStart, mLastSelectionEnd, mWordSeparators);
@ -1720,8 +1728,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
private void setPunctuationSuggestions() {
setCandidatesViewShown(isCandidateStripVisible());
setSuggestions(mSuggestPuncList);
setCandidatesViewShown(isCandidateStripVisible());
}
private void addToDictionaries(CharSequence suggestion, int frequencyDelta) {
@ -1786,9 +1794,9 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
public void revertLastWord(boolean deleteChar) {
final int length = mComposing.length();
if (!mPredicting && length > 0) {
if (!mHasValidSuggestions && length > 0) {
final InputConnection ic = getCurrentInputConnection();
mPredicting = true;
mHasValidSuggestions = true;
mJustReverted = true;
if (deleteChar) ic.deleteSurroundingText(1, 0);
int toDelete = mCommittedLength;
@ -2153,9 +2161,9 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
p.println("LatinIME state :");
p.println(" Keyboard mode = " + mKeyboardSwitcher.getKeyboardMode());
p.println(" mComposing=" + mComposing.toString());
p.println(" mPredictionOn=" + mPredictionOn);
p.println(" mIsSuggestionsRequested=" + mIsSettingsSuggestionStripOn);
p.println(" mCorrectionMode=" + mCorrectionMode);
p.println(" mPredicting=" + mPredicting);
p.println(" mHasValidSuggestions=" + mHasValidSuggestions);
p.println(" mAutoCorrectOn=" + mAutoCorrectOn);
p.println(" mAutoSpace=" + mAutoSpace);
p.println(" mApplicationSpecifiedCompletionOn=" + mApplicationSpecifiedCompletionOn);

View File

@ -345,7 +345,7 @@ public class Suggest implements Dictionary.WordCallback {
}
}
removeDupes();
return new SuggestedWords.Builder().setWords(mSuggestions);
return new SuggestedWords.Builder().addWords(mSuggestions);
}
public int[] getNextLettersFrequencies() {

View File

@ -63,7 +63,7 @@ public class SuggestedWords {
public static class Builder {
private List<CharSequence> mWords;
private boolean mIsCompletions;
private boolean mTypedWordVallid;
private boolean mTypedWordValid;
private boolean mHasMinimalSuggestion;
private Object[] mDebugInfo;
@ -71,8 +71,9 @@ public class SuggestedWords {
// Nothing to do here.
}
public Builder setWords(List<CharSequence> words) {
mWords = words;
public Builder addWords(List<CharSequence> words) {
for (final CharSequence word : words)
addWord(word);
return this;
}
@ -103,7 +104,7 @@ public class SuggestedWords {
}
public Builder setTypedWordValid(boolean typedWordValid) {
mTypedWordVallid = typedWordValid;
mTypedWordValid = typedWordValid;
return this;
}
@ -112,13 +113,32 @@ public class SuggestedWords {
return this;
}
public CharSequence getWord(int pos) {
return mWords.get(pos);
// Should get rid of the first one (what the user typed previously) from suggestions
// and replace it with what the user currently typed.
public Builder addTypedWordAndPreviousSuggestions(CharSequence typedWord,
SuggestedWords previousSuggestions) {
if (mWords != null) mWords.clear();
addWord(typedWord);
final int previousSize = previousSuggestions.size();
for (int pos = 1; pos < previousSize; pos++)
addWord(previousSuggestions.getWord(pos));
mIsCompletions = false;
mTypedWordValid = false;
mHasMinimalSuggestion = (previousSize > 1);
return this;
}
public SuggestedWords build() {
return new SuggestedWords(mWords, mIsCompletions, mTypedWordVallid,
return new SuggestedWords(mWords, mIsCompletions, mTypedWordValid,
mHasMinimalSuggestion, mDebugInfo);
}
public int size() {
return mWords == null ? 0 : mWords.size();
}
public CharSequence getWord(int pos) {
return mWords.get(pos);
}
}
}

View File

@ -435,7 +435,7 @@ public class VoiceIMEConnector implements VoiceInput.UiListener {
builder.addWord(word);
}
} else {
builder.setWords(suggestions);
builder.addWords(suggestions);
}
builder.setTypedWordValid(true).setHasMinimalSuggestion(true);
mContext.setSuggestions(builder.build());