Java Code Examples for android.view.inputmethod.InputConnection#beginBatchEdit()

private boolean commitText(String text){
	InputConnection ic = getCurrentInputConnection();
	boolean flag = false;
	if (ic != null){
		if(Environment.needDebug) {
			Environment.debug(TAG, "commitText:" + text);
		}
		if(text.length() > 1 && ic.beginBatchEdit()){
			flag = ic.commitText(text, 1);
			ic.endBatchEdit();
		}else{
			flag = ic.commitText(text, 1);
		}
	}
	return flag;
}
 

private void swapPunctuationAndSpace() {
    final InputConnection ic = getCurrentInputConnection();
    if (ic == null)
        return;
    CharSequence lastTwo = ic.getTextBeforeCursor(2, 0);
    if (lastTwo != null && lastTwo.length() == 2
            && lastTwo.charAt(0) == ASCII_SPACE
            && isSentenceSeparator(lastTwo.charAt(1))) {
        ic.beginBatchEdit();
        ic.deleteSurroundingText(2, 0);
        ic.commitText(lastTwo.charAt(1) + " ", 1);
        ic.endBatchEdit();
        updateShiftKeyState(getCurrentInputEditorInfo());
        mJustAddedAutoSpace = true;
    }
}
 

private void reswapPeriodAndSpace() {
    final InputConnection ic = getCurrentInputConnection();
    if (ic == null)
        return;
    CharSequence lastThree = ic.getTextBeforeCursor(3, 0);
    if (lastThree != null && lastThree.length() == 3
            && lastThree.charAt(0) == ASCII_PERIOD
            && lastThree.charAt(1) == ASCII_SPACE
            && lastThree.charAt(2) == ASCII_PERIOD) {
        ic.beginBatchEdit();
        ic.deleteSurroundingText(3, 0);
        ic.commitText(" ..", 1);
        ic.endBatchEdit();
        updateShiftKeyState(getCurrentInputEditorInfo());
    }
}
 

private void doubleSpace() {
    // if (!mAutoPunctuate) return;
    if (mCorrectionMode == Suggest.CORRECTION_NONE)
        return;
    final InputConnection ic = getCurrentInputConnection();
    if (ic == null)
        return;
    CharSequence lastThree = ic.getTextBeforeCursor(3, 0);
    if (lastThree != null && lastThree.length() == 3
            && Character.isLetterOrDigit(lastThree.charAt(0))
            && lastThree.charAt(1) == ASCII_SPACE
            && lastThree.charAt(2) == ASCII_SPACE) {
        ic.beginBatchEdit();
        ic.deleteSurroundingText(2, 0);
        ic.commitText(". ", 1);
        ic.endBatchEdit();
        updateShiftKeyState(getCurrentInputEditorInfo());
        mJustAddedAutoSpace = true;
    }
}
 

public void onText(CharSequence text) {
//        Log.v("SpartacusRex","SOFT : onText "+text.toString());

        InputConnection ic = getCurrentInputConnection();
        if (ic == null) return;
        ic.beginBatchEdit();
        if (mComposing.length() > 0) {
            commitTyped(ic);
        }
        ic.commitText(text, 0);
        ic.endBatchEdit();
        updateShiftKeyState(getCurrentInputEditorInfo());
    }
 

public void onText(CharSequence text) {
    InputConnection ic = getCurrentInputConnection();
    if (ic == null) return;
    ic.beginBatchEdit();
    if (mComposing.length() > 0) {
        commitTyped(ic);
    }
    ic.commitText(text, 0);
    ic.endBatchEdit();
    updateShiftKeyState(getCurrentInputEditorInfo());
}
 

public void onText(CharSequence text) {
    //mDeadAccentBuffer.clear();  // FIXME
    InputConnection ic = getCurrentInputConnection();
    if (ic == null)
        return;
    if (mPredicting && text.length() == 1) {
        // If adding a single letter, treat it as a regular keystroke so
        // that completion works as expected.
        int c = text.charAt(0);
        if (!isWordSeparator(c)) {
            int[] codes = {c};
            handleCharacter(c, codes);
            return;
        }
    }
    abortCorrection(false);
    ic.beginBatchEdit();
    if (mPredicting) {
        commitTyped(ic, true);
    }
    maybeRemovePreviousPeriod(text);
    ic.commitText(text, 1);
    ic.endBatchEdit();
    updateShiftKeyState(getCurrentInputEditorInfo());
    mKeyboardSwitcher.onKey(0); // dummy key code.
    mJustRevertedSeparator = null;
    mJustAddedAutoSpace = false;
    mEnteredText = text;
}
 

private void handleBackspace() {
    boolean deleteChar = false;
    InputConnection ic = getCurrentInputConnection();
    if (ic == null)
        return;

    ic.beginBatchEdit();

    if (mPredicting) {
        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;
            }
            postUpdateSuggestions();
        } else {
            ic.deleteSurroundingText(1, 0);
        }
    } else {
        deleteChar = true;
    }
    postUpdateShiftKeyState();
    TextEntryState.backspace();
    if (TextEntryState.getState() == TextEntryState.State.UNDO_COMMIT) {
        revertLastWord(deleteChar);
        ic.endBatchEdit();
        return;
    } else if (mEnteredText != null
            && sameAsTextBeforeCursor(ic, mEnteredText)) {
        ic.deleteSurroundingText(mEnteredText.length(), 0);
    } else if (deleteChar) {
        if (mCandidateView != null
                && mCandidateView.dismissAddToDictionaryHint()) {
            // Go back to the suggestion mode if the user canceled the
            // "Touch again to save".
            // NOTE: In gerenal, we don't revert the word when backspacing
            // from a manual suggestion pick. We deliberately chose a
            // different behavior only in the case of picking the first
            // suggestion (typed word). It's intentional to have made this
            // inconsistent with backspacing after selecting other
            // suggestions.
            revertLastWord(deleteChar);
        } else {
            sendDownUpKeyEvents(KeyEvent.KEYCODE_DEL);
            if (mDeleteCount > DELETE_ACCELERATE_AT) {
                sendDownUpKeyEvents(KeyEvent.KEYCODE_DEL);
            }
        }
    }
    mJustRevertedSeparator = null;
    ic.endBatchEdit();
}
 

private void handleSeparator(int primaryCode) {

        // Should dismiss the "Touch again to save" message when handling
        // separator
        if (mCandidateView != null
                && mCandidateView.dismissAddToDictionaryHint()) {
            postUpdateSuggestions();
        }

        boolean pickedDefault = false;
        // Handle separator
        InputConnection ic = getCurrentInputConnection();
        if (ic != null) {
            ic.beginBatchEdit();
            abortCorrection(false);
        }
        if (mPredicting) {
            // 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
            // requires the last vowel to be removed.
            if (mAutoCorrectOn
                    && primaryCode != '\''
                    && (mJustRevertedSeparator == null
                            || mJustRevertedSeparator.length() == 0
                            || mJustRevertedSeparator.charAt(0) != primaryCode)) {
                pickedDefault = pickDefaultSuggestion();
                // Picked the suggestion by the space key. We consider this
                // as "added an auto space" in autocomplete mode, but as manually
                // typed space in "quick fixes" mode.
                if (primaryCode == ASCII_SPACE) {
                    if (mAutoCorrectEnabled) {
                        mJustAddedAutoSpace = true;
                    } else {
                        TextEntryState.manualTyped("");
                    }
                }
            } else {
                commitTyped(ic, true);
            }
        }
        if (mJustAddedAutoSpace && primaryCode == ASCII_ENTER) {
            removeTrailingSpace();
            mJustAddedAutoSpace = false;
        }
        sendModifiableKeyChar((char) primaryCode);

        // Handle the case of ". ." -> " .." with auto-space if necessary
        // before changing the TextEntryState.
        if (TextEntryState.getState() == TextEntryState.State.PUNCTUATION_AFTER_ACCEPTED
                && primaryCode == ASCII_PERIOD) {
            reswapPeriodAndSpace();
        }

        TextEntryState.typedCharacter((char) primaryCode, true);
        if (TextEntryState.getState() == TextEntryState.State.PUNCTUATION_AFTER_ACCEPTED
                && primaryCode != ASCII_ENTER) {
            swapPunctuationAndSpace();
        } else if (isPredictionOn() && primaryCode == ASCII_SPACE) {
            doubleSpace();
        }
        if (pickedDefault) {
            TextEntryState.backToAcceptedDefault(mWord.getTypedWord());
        }
        updateShiftKeyState(getCurrentInputEditorInfo());
        if (ic != null) {
            ic.endBatchEdit();
        }
    }
 

public void pickSuggestionManually(int index, CharSequence suggestion) {
    List<CharSequence> suggestions = mCandidateView.getSuggestions();

    final boolean correcting = TextEntryState.isCorrecting();
    InputConnection ic = getCurrentInputConnection();
    if (ic != null) {
        ic.beginBatchEdit();
    }
    if (mCompletionOn && mCompletions != null && index >= 0
            && index < mCompletions.length) {
        CompletionInfo ci = mCompletions[index];
        if (ic != null) {
            ic.commitCompletion(ci);
        }
        mCommittedLength = suggestion.length();
        if (mCandidateView != null) {
            mCandidateView.clear();
        }
        updateShiftKeyState(getCurrentInputEditorInfo());
        if (ic != null) {
            ic.endBatchEdit();
        }
        return;
    }

    // If this is a punctuation, apply it through the normal key press
    if (suggestion.length() == 1
            && (isWordSeparator(suggestion.charAt(0)) || isSuggestedPunctuation(suggestion
                    .charAt(0)))) {
        final char primaryCode = suggestion.charAt(0);
        onKey(primaryCode, new int[] { primaryCode },
                LatinKeyboardBaseView.NOT_A_TOUCH_COORDINATE,
                LatinKeyboardBaseView.NOT_A_TOUCH_COORDINATE);
        if (ic != null) {
            ic.endBatchEdit();
        }
        return;
    }
    mJustAccepted = true;
    pickSuggestion(suggestion, correcting);
    // Add the word to the auto dictionary if it's not a known word
    if (index == 0) {
        addToDictionaries(suggestion, AutoDictionary.FREQUENCY_FOR_PICKED);
    } else {
        addToBigramDictionary(suggestion, 1);
    }
    TextEntryState.acceptedSuggestion(mComposing.toString(), suggestion);
    // Follow it with a space
    if (mAutoSpace && !correcting) {
        sendSpace();
        mJustAddedAutoSpace = true;
    }

    final boolean showingAddToDictionaryHint = index == 0
            && mCorrectionMode > 0 && !mSuggest.isValidWord(suggestion)
            && !mSuggest.isValidWord(suggestion.toString().toLowerCase());

    if (!correcting) {
        // Fool the state watcher so that a subsequent backspace will not do
        // a revert, unless
        // we just did a correction, in which case we need to stay in
        // TextEntryState.State.PICKED_SUGGESTION state.
        TextEntryState.typedCharacter((char) ASCII_SPACE, true);
        setNextSuggestions();
    } else if (!showingAddToDictionaryHint) {
        // If we're not showing the "Touch again to save", then show
        // corrections again.
        // In case the cursor position doesn't change, make sure we show the
        // suggestions again.
        clearSuggestions();
        postUpdateOldSuggestions();
    }
    if (showingAddToDictionaryHint) {
        mCandidateView.showAddToDictionaryHint(suggestion);
    }
    if (ic != null) {
        ic.endBatchEdit();
    }
}