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QListView: Honor css :first/:middle/:last Pseudo-States

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Properly set QStyleOptionViewItem::viewItemPosition to honor the css
Pseudo-States.

Task-number: QTBUG-27110
Change-Id: I9b9bb4913210feb665fd9d00a71dc4a953a93606
Reviewed-by: Gabriel de Dietrich <gabriel.dedietrich@qt.io>
This commit is contained in:
Christian Ehrlicher 2018-01-30 19:55:37 +01:00 committed by Frederik Gladhorn
parent daabb8f63d
commit 1aa3edf3f8
1 changed files with 9 additions and 0 deletions
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9
src/widgets/itemviews/qlistview.cpp
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@ -980,9 +980,18 @@ void QListView::paintEvent(QPaintEvent *e)
? qMax(viewport()->size().width(), d->contentsSize().width()) - 2 * d->spacing()
: qMax(viewport()->size().height(), d->contentsSize().height()) - 2 * d->spacing();
const int rowCount = d->commonListView->rowCount();
QVector<QModelIndex>::const_iterator end = toBeRendered.constEnd();
for (QVector<QModelIndex>::const_iterator it = toBeRendered.constBegin(); it != end; ++it) {
Q_ASSERT((*it).isValid());
if (rowCount == 1)
option.viewItemPosition = QStyleOptionViewItem::OnlyOne;
else if ((*it).row() == 0)
option.viewItemPosition = QStyleOptionViewItem::Beginning;
else if ((*it).row() == rowCount - 1)
option.viewItemPosition = QStyleOptionViewItem::End;
else
option.viewItemPosition = QStyleOptionViewItem::Middle;
option.rect = visualRect(*it);
if (flow() == TopToBottom)