Paint the background of the PERCENTAGE column

ktorrent/view/viewdelegate.cpp

@@ -315,6 +315,12 @@ void ViewDelegate::hideExtender(bt::TorrentInterface *tc)
 
 void ViewDelegate::paintProgressBar(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
 {
+    // first filling the background as if it was an empty cell
+    QStyleOptionViewItem dummyOption = option;
+    dummyOption.text = QLatin1String("");
+    dummyOption.index = QModelIndex();
+    QStyledItemDelegate::paint(painter, dummyOption, QModelIndex());
+
     int progress = index.data().toInt();
 
     QStyleOptionProgressBar progressBarOption;