WSJT-X/SampleDownloader/DirectoryDelegate.cpp

45 lines
1.5 KiB
C++

#include "DirectoryDelegate.hpp"
#include <QApplication>
#include <QVariant>
#include <QString>
#include <QStyle>
#include <QModelIndex>
#include <QPainter>
#include <QStyleOptionViewItem>
#include <QStyleOptionProgressBar>
void DirectoryDelegate::paint (QPainter * painter, QStyleOptionViewItem const& option
, QModelIndex const& index) const
{
if (1 == index.column ())
{
QStyleOptionProgressBar progress_bar_option;
progress_bar_option.rect = option.rect;
progress_bar_option.state = QStyle::State_Enabled;
progress_bar_option.direction = QApplication::layoutDirection ();
progress_bar_option.fontMetrics = QApplication::fontMetrics ();
progress_bar_option.minimum = 0;
progress_bar_option.maximum = 100;
auto progress = index.data ().toLongLong ();
if (progress > 0)
{
auto percent = int (progress * 100 / index.data (Qt::UserRole).toLongLong ());
progress_bar_option.progress = percent;
progress_bar_option.text = QString::number (percent) + '%';
progress_bar_option.textVisible = true;
progress_bar_option.textAlignment = Qt::AlignCenter;
}
else
{
// not started
progress_bar_option.progress = -1;
}
QApplication::style ()->drawControl (QStyle::CE_ProgressBar, &progress_bar_option, painter);
}
else
{
QStyledItemDelegate::paint (painter, option, index);
}
}