diff options
Diffstat (limited to 'java/src/com/android/inputmethod/latin/LatinIME.java')
| -rw-r--r-- | java/src/com/android/inputmethod/latin/LatinIME.java | 157 |
1 files changed, 112 insertions, 45 deletions
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java index 7bd09811c..094ccd77f 100644 --- a/java/src/com/android/inputmethod/latin/LatinIME.java +++ b/java/src/com/android/inputmethod/latin/LatinIME.java @@ -44,7 +44,9 @@ import android.os.Message; import android.os.SystemClock; import android.preference.PreferenceManager; import android.text.InputType; +import android.text.SpannableString; import android.text.TextUtils; +import android.text.style.SuggestionSpan; import android.util.Log; import android.util.PrintWriterPrinter; import android.util.Printer; @@ -72,6 +74,8 @@ import com.android.inputmethod.keyboard.KeyboardActionListener; import com.android.inputmethod.keyboard.KeyboardId; import com.android.inputmethod.keyboard.KeyboardSwitcher; import com.android.inputmethod.keyboard.MainKeyboardView; +import com.android.inputmethod.latin.RichInputConnection.Range; +import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo; import com.android.inputmethod.latin.Utils.Stats; import com.android.inputmethod.latin.define.ProductionFlag; import com.android.inputmethod.latin.suggestions.SuggestionStripView; @@ -196,6 +200,7 @@ public final class LatinIME extends InputMethodService implements KeyboardAction private static final int MSG_PENDING_IMS_CALLBACK = 1; private static final int MSG_UPDATE_SUGGESTION_STRIP = 2; private static final int MSG_SHOW_GESTURE_PREVIEW_AND_SUGGESTION_STRIP = 3; + private static final int MSG_RESUME_SUGGESTIONS = 4; private static final int ARG1_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT = 1; @@ -233,6 +238,9 @@ public final class LatinIME extends InputMethodService implements KeyboardAction latinIme.showGesturePreviewAndSuggestionStrip((SuggestedWords)msg.obj, msg.arg1 == ARG1_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT); break; + case MSG_RESUME_SUGGESTIONS: + latinIme.restartSuggestionsOnWordTouchedByCursor(); + break; } } @@ -240,6 +248,10 @@ public final class LatinIME extends InputMethodService implements KeyboardAction sendMessageDelayed(obtainMessage(MSG_UPDATE_SUGGESTION_STRIP), mDelayUpdateSuggestions); } + public void postResumeSuggestions() { + sendMessageDelayed(obtainMessage(MSG_RESUME_SUGGESTIONS), mDelayUpdateSuggestions); + } + public void cancelUpdateSuggestionStrip() { removeMessages(MSG_UPDATE_SUGGESTION_STRIP); } @@ -803,10 +815,6 @@ public final class LatinIME extends InputMethodService implements KeyboardAction @Override public void onWindowHidden() { - if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) { - ResearchLogger.latinIME_onWindowHidden(mLastSelectionStart, mLastSelectionEnd, - getCurrentInputConnection()); - } super.onWindowHidden(); final MainKeyboardView mainKeyboardView = mKeyboardSwitcher.getMainKeyboardView(); if (mainKeyboardView != null) { @@ -834,8 +842,10 @@ public final class LatinIME extends InputMethodService implements KeyboardAction // Remove pending messages related to update suggestions mHandler.cancelUpdateSuggestionStrip(); resetComposingState(true /* alsoResetLastComposedWord */); + // Notify ResearchLogger if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) { - ResearchLogger.getInstance().latinIME_onFinishInputViewInternal(); + ResearchLogger.latinIME_onFinishInputViewInternal(finishingInput, mLastSelectionStart, + mLastSelectionEnd, getCurrentInputConnection()); } } @@ -911,13 +921,12 @@ public final class LatinIME extends InputMethodService implements KeyboardAction resetEntireInputState(newSelStart); } + // We moved the cursor. If we are touching a word, we need to resume suggestion. + mHandler.postResumeSuggestions(); + mKeyboardSwitcher.updateShiftState(); } mExpectingUpdateSelection = false; - // TODO: Decide to call restartSuggestionsOnWordBeforeCursorIfAtEndOfWord() or not - // here. It would probably be too expensive to call directly here but we may want to post a - // message to delay it. The point would be to unify behavior between backspace to the - // end of a word and manually put the pointer at the end of the word. // Make a note of the cursor position mLastSelectionStart = newSelStart; @@ -984,7 +993,8 @@ public final class LatinIME extends InputMethodService implements KeyboardAction } } if (!mSettings.getCurrent().isApplicationSpecifiedCompletionsOn()) return; - mApplicationSpecifiedCompletions = applicationSpecifiedCompletions; + mApplicationSpecifiedCompletions = + CompletionInfoUtils.removeNulls(applicationSpecifiedCompletions); if (applicationSpecifiedCompletions == null) { clearSuggestionStrip(); if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) { @@ -1145,11 +1155,11 @@ public final class LatinIME extends InputMethodService implements KeyboardAction if (!mWordComposer.isComposingWord()) return; final String typedWord = mWordComposer.getTypedWord(); if (typedWord.length() > 0) { - commitChosenWord(typedWord, LastComposedWord.COMMIT_TYPE_USER_TYPED_WORD, - separatorString); if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) { ResearchLogger.getInstance().onWordFinished(typedWord, mWordComposer.isBatchMode()); } + commitChosenWord(typedWord, LastComposedWord.COMMIT_TYPE_USER_TYPED_WORD, + separatorString); } } @@ -1244,10 +1254,6 @@ public final class LatinIME extends InputMethodService implements KeyboardAction } else { wordToEdit = word; } - mPositionalInfoForUserDictPendingAddition = - new PositionalInfoForUserDictPendingAddition( - wordToEdit, mLastSelectionEnd, getCurrentInputEditorInfo(), - mLastComposedWord.mCapitalizedMode); mUserDictionary.addWordToUserDictionary(wordToEdit); } @@ -1541,7 +1547,8 @@ public final class LatinIME extends InputMethodService implements KeyboardAction } } else { final int codePointBeforeCursor = mConnection.getCodePointBeforeCursor(); - if (mSettings.getCurrent().isUsuallyFollowedBySpace(codePointBeforeCursor)) { + if (Character.isLetter(codePointBeforeCursor) + || mSettings.getCurrent().isUsuallyFollowedBySpace(codePointBeforeCursor)) { mSpaceState = SPACE_STATE_PHANTOM; } } @@ -1552,7 +1559,8 @@ public final class LatinIME extends InputMethodService implements KeyboardAction private static final class BatchInputUpdater implements Handler.Callback { private final Handler mHandler; private LatinIME mLatinIme; - private boolean mInBatchInput; // synchronized using "this". + private final Object mLock = new Object(); + private boolean mInBatchInput; // synchronized using {@link #mLock}. private BatchInputUpdater() { final HandlerThread handlerThread = new HandlerThread( @@ -1583,21 +1591,25 @@ public final class LatinIME extends InputMethodService implements KeyboardAction } // Run in the UI thread. - public synchronized void onStartBatchInput(final LatinIME latinIme) { - mHandler.removeMessages(MSG_UPDATE_GESTURE_PREVIEW_AND_SUGGESTION_STRIP); - mLatinIme = latinIme; - mInBatchInput = true; + public void onStartBatchInput(final LatinIME latinIme) { + synchronized (mLock) { + mHandler.removeMessages(MSG_UPDATE_GESTURE_PREVIEW_AND_SUGGESTION_STRIP); + mLatinIme = latinIme; + mInBatchInput = true; + } } // Run in the Handler thread. - private synchronized void updateBatchInput(final InputPointers batchPointers) { - if (!mInBatchInput) { - // Batch input has ended or canceled while the message was being delivered. - return; + private void updateBatchInput(final InputPointers batchPointers) { + synchronized (mLock) { + if (!mInBatchInput) { + // Batch input has ended or canceled while the message was being delivered. + return; + } + final SuggestedWords suggestedWords = getSuggestedWordsGestureLocked(batchPointers); + mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( + suggestedWords, false /* dismissGestureFloatingPreviewText */); } - final SuggestedWords suggestedWords = getSuggestedWordsGestureLocked(batchPointers); - mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( - suggestedWords, false /* dismissGestureFloatingPreviewText */); } // Run in the UI thread. @@ -1610,19 +1622,23 @@ public final class LatinIME extends InputMethodService implements KeyboardAction .sendToTarget(); } - public synchronized void onCancelBatchInput() { - mInBatchInput = false; - mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( - SuggestedWords.EMPTY, true /* dismissGestureFloatingPreviewText */); + public void onCancelBatchInput() { + synchronized (mLock) { + mInBatchInput = false; + mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( + SuggestedWords.EMPTY, true /* dismissGestureFloatingPreviewText */); + } } // Run in the UI thread. - public synchronized SuggestedWords onEndBatchInput(final InputPointers batchPointers) { - mInBatchInput = false; - final SuggestedWords suggestedWords = getSuggestedWordsGestureLocked(batchPointers); - mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( - suggestedWords, true /* dismissGestureFloatingPreviewText */); - return suggestedWords; + public SuggestedWords onEndBatchInput(final InputPointers batchPointers) { + synchronized (mLock) { + mInBatchInput = false; + final SuggestedWords suggestedWords = getSuggestedWordsGestureLocked(batchPointers); + mLatinIme.mHandler.showGesturePreviewAndSuggestionStrip( + suggestedWords, true /* dismissGestureFloatingPreviewText */); + return suggestedWords; + } } // {@link LatinIME#getSuggestedWords(int)} method calls with same session id have to @@ -1718,6 +1734,9 @@ public final class LatinIME extends InputMethodService implements KeyboardAction // during key repeat. mHandler.postUpdateShiftState(); + if (mWordComposer.isComposingWord() && !mWordComposer.isCursorAtEndOfComposingWord()) { + resetEntireInputState(mLastSelectionStart); + } if (mWordComposer.isComposingWord()) { final int length = mWordComposer.size(); if (length > 0) { @@ -1849,6 +1868,10 @@ public final class LatinIME extends InputMethodService implements KeyboardAction promotePhantomSpace(); } + if (mWordComposer.isComposingWord() && !mWordComposer.isCursorAtEndOfComposingWord()) { + resetEntireInputState(mLastSelectionStart); + isComposingWord = false; + } // NOTE: isCursorTouchingWord() is a blocking IPC call, so it often takes several // dozen milliseconds. Avoid calling it as much as possible, since we are on the UI // thread here. @@ -1907,7 +1930,6 @@ public final class LatinIME extends InputMethodService implements KeyboardAction private boolean handleSeparator(final int primaryCode, final int x, final int y, final int spaceState) { if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) { - ResearchLogger.recordTimeForLogUnitSplit(); ResearchLogger.latinIME_handleSeparator(primaryCode, mWordComposer.isComposingWord()); } boolean didAutoCorrect = false; @@ -2176,8 +2198,9 @@ public final class LatinIME extends InputMethodService implements KeyboardAction // Called from {@link SuggestionStripView} through the {@link SuggestionStripView#Listener} // interface @Override - public void pickSuggestionManually(final int index, final String suggestion) { + public void pickSuggestionManually(final int index, final SuggestedWordInfo suggestionInfo) { final SuggestedWords suggestedWords = mSuggestedWords; + final String suggestion = suggestionInfo.mWord; // If this is a punctuation picked from the suggestion strip, pass it to onCodeInput if (suggestion.length() == 1 && isShowingPunctuationList()) { // Word separators are suggested before the user inputs something. @@ -2243,7 +2266,8 @@ public final class LatinIME extends InputMethodService implements KeyboardAction // AND it's in none of our current dictionaries (main, user or otherwise). // Please note that if mSuggest is null, it means that everything is off: suggestion // and correction, so we shouldn't try to show the hint - final boolean showingAddToDictionaryHint = index == 0 && mSuggest != null + final boolean showingAddToDictionaryHint = + SuggestedWordInfo.KIND_TYPED == suggestionInfo.mKind && mSuggest != null // If the suggestion is not in the dictionary, the hint should be shown. && !AutoCorrection.isValidWord(mSuggest.getUnigramDictionaries(), suggestion, true); @@ -2321,6 +2345,48 @@ public final class LatinIME extends InputMethodService implements KeyboardAction } /** + * Check if the cursor is touching a word. If so, restart suggestions on this word, else + * do nothing. + */ + private void restartSuggestionsOnWordTouchedByCursor() { + // If the cursor is not touching a word, or if there is a selection, return right away. + if (mLastSelectionStart != mLastSelectionEnd) return; + if (!mConnection.isCursorTouchingWord(mSettings.getCurrent())) return; + final Range range = mConnection.getWordRangeAtCursor(mSettings.getWordSeparators(), + 0 /* additionalPrecedingWordsCount */); + final ArrayList<SuggestedWordInfo> suggestions = CollectionUtils.newArrayList(); + if (range.mWord instanceof SpannableString) { + final SpannableString spannableString = (SpannableString)range.mWord; + final String typedWord = spannableString.toString(); + int i = 0; + for (Object object : spannableString.getSpans(0, spannableString.length(), + SuggestionSpan.class)) { + SuggestionSpan span = (SuggestionSpan)object; + for (String s : span.getSuggestions()) { + ++i; + if (!TextUtils.equals(s, typedWord)) { + suggestions.add(new SuggestedWordInfo(s, + SuggestionStripView.MAX_SUGGESTIONS - i, + SuggestedWordInfo.KIND_RESUMED, Dictionary.TYPE_RESUMED)); + } + } + } + } + mWordComposer.setComposingWord(range.mWord, mKeyboardSwitcher.getKeyboard()); + mWordComposer.setCursorPositionWithinWord(range.mCharsBefore); + mConnection.setComposingRegion(mLastSelectionStart - range.mCharsBefore, + mLastSelectionEnd + range.mCharsAfter); + if (suggestions.isEmpty()) { + suggestions.add(new SuggestedWordInfo(range.mWord.toString(), 1, + SuggestedWordInfo.KIND_TYPED, Dictionary.TYPE_RESUMED)); + } + showSuggestionStrip(new SuggestedWords(suggestions, + true /* typedWordValid */, false /* willAutoCorrect */, + false /* isPunctuationSuggestions */, false /* isObsoleteSuggestions */, + false /* isPrediction */), range.mWord.toString()); + } + + /** * Check if the cursor is actually at the end of a word. If so, restart suggestions on this * word, else do nothing. */ @@ -2328,17 +2394,18 @@ public final class LatinIME extends InputMethodService implements KeyboardAction final CharSequence word = mConnection.getWordBeforeCursorIfAtEndOfWord(mSettings.getCurrent()); if (null != word) { - restartSuggestionsOnWordBeforeCursor(word); + final String wordString = word.toString(); + restartSuggestionsOnWordBeforeCursor(wordString); // TODO: Handle the case where the user manually moves the cursor and then backs up over // a separator. In that case, the current log unit should not be uncommitted. if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) { - ResearchLogger.getInstance().uncommitCurrentLogUnit(word.toString(), + ResearchLogger.getInstance().uncommitCurrentLogUnit(wordString, true /* dumpCurrentLogUnit */); } } } - private void restartSuggestionsOnWordBeforeCursor(final CharSequence word) { + private void restartSuggestionsOnWordBeforeCursor(final String word) { mWordComposer.setComposingWord(word, mKeyboardSwitcher.getKeyboard()); final int length = word.length(); mConnection.deleteSurroundingText(length, 0); |