void TextCheckingHelper::markAllBadGrammar()
{
// Use the "markAll" feature of findFirstBadGrammar. Ignore the return value and "out parameters"; all we need to
// do is mark every instance.
GrammarDetail ignoredGrammarDetail;
int ignoredOffset;
findFirstBadGrammar(ignoredGrammarDetail, ignoredOffset, true);
}
void TextCheckingHelper::markAllBadGrammar()
{
#ifndef BUILDING_ON_TIGER
// Use the "markAll" feature of findFirstBadGrammar. Ignore the return value and "out parameters"; all we need to
// do is mark every instance.
GrammarDetail ignoredGrammarDetail;
int ignoredOffset;
findFirstBadGrammar(ignoredGrammarDetail, ignoredOffset, true);
#else
ASSERT_NOT_REACHED();
#endif
}
bool TextCheckingHelper::isUngrammatical() const
{
if (!m_client)
return false;
if (!m_range || m_range->collapsed(IGNORE_EXCEPTION))
return false;
// Returns true only if the passed range exactly corresponds to a bad grammar detail range. This is analogous
// to isSelectionMisspelled. It's not good enough for there to be some bad grammar somewhere in the range,
// or overlapping the range; the ranges must exactly match.
int grammarPhraseOffset;
GrammarDetail grammarDetail;
String badGrammarPhrase = findFirstBadGrammar(grammarDetail, grammarPhraseOffset, false);
// No bad grammar in these parts at all.
if (badGrammarPhrase.isEmpty())
return false;
// Bad grammar, but phrase (e.g. sentence) starts beyond start of range.
if (grammarPhraseOffset > 0)
return false;
ASSERT(grammarDetail.location >= 0);
ASSERT(grammarDetail.length > 0);
// Bad grammar, but start of detail (e.g. ungrammatical word) doesn't match start of range
if (grammarDetail.location + grammarPhraseOffset)
return false;
// Bad grammar at start of range, but end of bad grammar is before or after end of range
if (grammarDetail.length != TextIterator::rangeLength(m_range.get()))
return false;
// Update the spelling panel to be displaying this error (whether or not the spelling panel is on screen).
// This is necessary to make a subsequent call to [NSSpellChecker ignoreWord:inSpellDocumentWithTag:] work
// correctly; that call behaves differently based on whether the spelling panel is displaying a misspelling
// or a grammar error.
m_client->updateSpellingUIWithGrammarString(badGrammarPhrase, grammarDetail);
return true;
}