void FlatTextarea::onDocumentContentsChanged() {
if (_replacingEmojis) return;
if (!_insertions.isEmpty()) {
if (document()->availableRedoSteps() > 0) {
_insertions.clear();
} else {
_replacingEmojis = true;
do {
Insertion i = _insertions.front();
_insertions.pop_front();
if (i.second > 0) {
processDocumentContentsChange(i.first, i.second);
}
} while (!_insertions.isEmpty());
_replacingEmojis = false;
}
}
QString curText(getText());
if (_oldtext != curText) {
_oldtext = curText;
emit changed();
}
updatePlaceholder();
if (App::wnd()) App::wnd()->updateGlobalMenu();
}
void InputField::onDocumentContentsChange(int position, int charsRemoved, int charsAdded) {
if (_replacingEmojis) return;
if (_inner.document()->availableRedoSteps() > 0) return;
const int takeBack = 3;
position -= takeBack;
charsAdded += takeBack;
if (position < 0) {
charsAdded += position;
position = 0;
}
if (charsAdded <= 0) return;
// _insertions.push_back(Insertion(position, charsAdded));
_replacingEmojis = true;
QSizeF s = _inner.document()->pageSize();
processDocumentContentsChange(position, charsAdded);
if (_inner.document()->pageSize() != s) {
_inner.document()->setPageSize(s);
}
_replacingEmojis = false;
}
void FlatTextarea::onDocumentContentsChange(int position, int charsRemoved, int charsAdded) {
if (_correcting) return;
QTextCursor(document()->docHandle(), 0).joinPreviousEditBlock();
_correcting = true;
if (_maxLength >= 0) {
QTextCursor c(document()->docHandle(), 0);
c.movePosition(QTextCursor::End);
int32 fullSize = c.position(), toRemove = fullSize - _maxLength;
if (toRemove > 0) {
if (toRemove > charsAdded) {
if (charsAdded) {
c.setPosition(position);
c.setPosition((position + charsAdded), QTextCursor::KeepAnchor);
c.removeSelectedText();
}
c.setPosition(fullSize - (toRemove - charsAdded));
c.setPosition(fullSize, QTextCursor::KeepAnchor);
c.removeSelectedText();
} else {
c.setPosition(position + (charsAdded - toRemove));
c.setPosition(position + charsAdded, QTextCursor::KeepAnchor);
c.removeSelectedText();
}
}
}
_correcting = false;
if (!_links.isEmpty()) {
bool changed = false;
for (LinkRanges::iterator i = _links.begin(); i != _links.end();) {
if (i->first + i->second <= position) {
++i;
} else if (i->first >= position + charsRemoved) {
i->first += charsAdded - charsRemoved;
++i;
} else {
i = _links.erase(i);
changed = true;
}
}
if (changed) emit linksChanged();
}
if (document()->availableRedoSteps() > 0) {
QTextCursor(document()->docHandle(), 0).endEditBlock();
return;
}
const int takeBack = 3;
position -= takeBack;
charsAdded += takeBack;
if (position < 0) {
charsAdded += position;
position = 0;
}
if (charsAdded <= 0) {
QTextCursor(document()->docHandle(), 0).endEditBlock();
return;
}
_correcting = true;
QSizeF s = document()->pageSize();
processDocumentContentsChange(position, charsAdded);
if (document()->pageSize() != s) {
document()->setPageSize(s);
}
_correcting = false;
QTextCursor(document()->docHandle(), 0).endEditBlock();
}
