QSize GrepOutputDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
{
const GrepOutputModel *model = dynamic_cast<const GrepOutputModel *>(index.model());
const GrepOutputItem *item = model ? dynamic_cast<const GrepOutputItem *>(model->itemFromIndex(index)) : nullptr;
QSize ret = QStyledItemDelegate::sizeHint(option, index);
//take account of additional width required for highlighting (bold text)
//and line numbers. These are not included in the default Qt size calculation.
if(item && item->isText())
{
QFont font = option.font;
QFontMetrics metrics(font);
font.setBold(true);
QFontMetrics bMetrics(font);
const KTextEditor::Range rng = item->change()->m_range;
int width = metrics.width(item->text().left(rng.start().column())) +
metrics.width(item->text().right(item->text().length() - rng.end().column())) +
bMetrics.width(item->text().mid(rng.start().column(), rng.end().column() - rng.start().column())) +
option.fontMetrics.width(i18n("Line %1: ",item->lineNumber())) +
std::max(option.decorationSize.width(), 0);
ret.setWidth(width);
}else{
// This is only used for titles, so not very performance critical
QString text;
if(item)
text = item->text();
else
text = index.data().toString();
QTextDocument doc;
doc.setDocumentMargin(0);
doc.setHtml(text);
QSize newSize = doc.size().toSize();
if(newSize.height() > ret.height())
ret.setHeight(newSize.height());
}
return ret;
}
QSize GrepOutputDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
{
const GrepOutputModel *model = dynamic_cast<const GrepOutputModel *>(index.model());
const GrepOutputItem *item = dynamic_cast<const GrepOutputItem *>(model->itemFromIndex(index));
QSize ret = QStyledItemDelegate::sizeHint(option, index);
//take account of additional width required for highlighting (bold text)
//and line numbers. These are not included in the default Qt size calculation.
if(item && item->isText())
{
QFont font = option.font;
font.setBold(true);
QFontMetrics bMetrics(font);
//TODO: calculate width with more accuracy: here the whole text is considerated as bold
int width = bMetrics.width(item->text()) +
option.fontMetrics.width(i18n("Line %1: ",item->lineNumber())) +
std::max(option.decorationSize.width(), 0);
ret.setWidth(width);
}else{
// This is only used for titles, so not very performance critical
QString text;
if(item)
text = item->text();
else
text = index.data().toString();
QTextDocument doc;
doc.setDocumentMargin(0);
doc.setHtml(text);
QSize newSize = doc.size().toSize();
if(newSize.height() > ret.height())
ret.setHeight(newSize.height());
}
ret.setHeight(ret.height()+2); // We slightly increase the vertical size, else the view looks too crowded
return ret;
}
