Examples with SuggestionSpan android.text.style.SuggestionSpan used on opensource projects

Example 76 with SuggestionSpan

use of android.text.style.SuggestionSpan in project android_frameworks_base by AOSPA.

the class TextView method removeSuggestionSpans.

/**
     * Removes the suggestion spans.
     */
CharSequence removeSuggestionSpans(CharSequence text) {
    if (text instanceof Spanned) {
        Spannable spannable;
        if (text instanceof Spannable) {
            spannable = (Spannable) text;
        } else {
            spannable = new SpannableString(text);
            text = spannable;
        }
        SuggestionSpan[] spans = spannable.getSpans(0, text.length(), SuggestionSpan.class);
        for (int i = 0; i < spans.length; i++) {
            spannable.removeSpan(spans[i]);
        }
    }
    return text;
}

Example 77 with SuggestionSpan

use of android.text.style.SuggestionSpan in project android_frameworks_base by AOSPA.

the class EditableInputConnection method commitText.

@Override
public boolean commitText(CharSequence text, int newCursorPosition) {
    if (mTextView == null) {
        return super.commitText(text, newCursorPosition);
    }
    if (text instanceof Spanned) {
        Spanned spanned = ((Spanned) text);
        SuggestionSpan[] spans = spanned.getSpans(0, text.length(), SuggestionSpan.class);
        mIMM.registerSuggestionSpansForNotification(spans);
    }
    mTextView.resetErrorChangedFlag();
    boolean success = super.commitText(text, newCursorPosition);
    mTextView.hideErrorIfUnchanged();
    return success;
}

Example 78 with SuggestionSpan

use of android.text.style.SuggestionSpan in project android_frameworks_base by AOSPA.

the class Editor method isCursorInsideEasyCorrectionSpan.

/**
     * @return <code>true</code> if the cursor is inside an {@link SuggestionSpan} with
     * {@link SuggestionSpan#FLAG_EASY_CORRECT} set.
     */
private boolean isCursorInsideEasyCorrectionSpan() {
    Spannable spannable = (Spannable) mTextView.getText();
    SuggestionSpan[] suggestionSpans = spannable.getSpans(mTextView.getSelectionStart(), mTextView.getSelectionEnd(), SuggestionSpan.class);
    for (int i = 0; i < suggestionSpans.length; i++) {
        if ((suggestionSpans[i].getFlags() & SuggestionSpan.FLAG_EASY_CORRECT) != 0) {
            return true;
        }
    }
    return false;
}

Example 79 with SuggestionSpan

use of android.text.style.SuggestionSpan in project android_frameworks_base by AOSPA.

the class Editor method findEquivalentSuggestionSpan.

@Nullable
private SuggestionSpan findEquivalentSuggestionSpan(@NonNull SuggestionSpanInfo suggestionSpanInfo) {
    final Editable editable = (Editable) mTextView.getText();
    if (editable.getSpanStart(suggestionSpanInfo.mSuggestionSpan) >= 0) {
        // Exactly same span is found.
        return suggestionSpanInfo.mSuggestionSpan;
    }
    // Suggestion span couldn't be found. Try to find a suggestion span that has the same
    // contents.
    final SuggestionSpan[] suggestionSpans = editable.getSpans(suggestionSpanInfo.mSpanStart, suggestionSpanInfo.mSpanEnd, SuggestionSpan.class);
    for (final SuggestionSpan suggestionSpan : suggestionSpans) {
        final int start = editable.getSpanStart(suggestionSpan);
        if (start != suggestionSpanInfo.mSpanStart) {
            continue;
        }
        final int end = editable.getSpanEnd(suggestionSpan);
        if (end != suggestionSpanInfo.mSpanEnd) {
            continue;
        }
        if (suggestionSpan.equals(suggestionSpanInfo.mSuggestionSpan)) {
            return suggestionSpan;
        }
    }
    return null;
}

Example 80 with SuggestionSpan

use of android.text.style.SuggestionSpan in project android_frameworks_base by AOSPA.

the class Editor method shouldOfferToShowSuggestions.

/**
     * @return <code>true</code> if it's reasonable to offer to show suggestions depending on
     * the current cursor position or selection range. This method is consistent with the
     * method to show suggestions {@link SuggestionsPopupWindow#updateSuggestions}.
     */
private boolean shouldOfferToShowSuggestions() {
    CharSequence text = mTextView.getText();
    if (!(text instanceof Spannable))
        return false;
    final Spannable spannable = (Spannable) text;
    final int selectionStart = mTextView.getSelectionStart();
    final int selectionEnd = mTextView.getSelectionEnd();
    final SuggestionSpan[] suggestionSpans = spannable.getSpans(selectionStart, selectionEnd, SuggestionSpan.class);
    if (suggestionSpans.length == 0) {
        return false;
    }
    if (selectionStart == selectionEnd) {
        // Spans overlap the cursor.
        for (int i = 0; i < suggestionSpans.length; i++) {
            if (suggestionSpans[i].getSuggestions().length > 0) {
                return true;
            }
        }
        return false;
    }
    int minSpanStart = mTextView.getText().length();
    int maxSpanEnd = 0;
    int unionOfSpansCoveringSelectionStartStart = mTextView.getText().length();
    int unionOfSpansCoveringSelectionStartEnd = 0;
    boolean hasValidSuggestions = false;
    for (int i = 0; i < suggestionSpans.length; i++) {
        final int spanStart = spannable.getSpanStart(suggestionSpans[i]);
        final int spanEnd = spannable.getSpanEnd(suggestionSpans[i]);
        minSpanStart = Math.min(minSpanStart, spanStart);
        maxSpanEnd = Math.max(maxSpanEnd, spanEnd);
        if (selectionStart < spanStart || selectionStart > spanEnd) {
            // The span doesn't cover the current selection start point.
            continue;
        }
        hasValidSuggestions = hasValidSuggestions || suggestionSpans[i].getSuggestions().length > 0;
        unionOfSpansCoveringSelectionStartStart = Math.min(unionOfSpansCoveringSelectionStartStart, spanStart);
        unionOfSpansCoveringSelectionStartEnd = Math.max(unionOfSpansCoveringSelectionStartEnd, spanEnd);
    }
    if (!hasValidSuggestions) {
        return false;
    }
    if (unionOfSpansCoveringSelectionStartStart >= unionOfSpansCoveringSelectionStartEnd) {
        // No spans cover the selection start point.
        return false;
    }
    if (minSpanStart < unionOfSpansCoveringSelectionStartStart || maxSpanEnd > unionOfSpansCoveringSelectionStartEnd) {
        // to show suggestions as it's confusing.
        return false;
    }
    return true;
}