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59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
#include "DirectoryDelegate.hpp"
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#include <QApplication>
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#include <QVariant>
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#include <QString>
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#include <QStyle>
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#include <QModelIndex>
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#include <QPainter>
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#include <QStyleOptionViewItem>
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#include <QStyleOptionProgressBar>
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void DirectoryDelegate::paint (QPainter * painter, QStyleOptionViewItem const& option
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, QModelIndex const& index) const
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{
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if (1 == index.column ())
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{
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auto progress = index.data ().toLongLong ();
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qint64 percent;
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if (progress > 0)
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{
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percent = int (progress * 100 / index.data (Qt::UserRole).toLongLong ());
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}
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#if !defined (Q_OS_DARWIN)
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QStyleOptionProgressBar progress_option;
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auto control_element = QStyle::CE_ProgressBar;
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progress_option.minimum = 0;
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progress_option.maximum = 100;
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progress_option.textAlignment = Qt::AlignCenter;
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if (progress > 0)
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{
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progress_option.progress = percent;
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progress_option.textVisible = true;
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}
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else
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{
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// not started
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progress_option.progress = -1;
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}
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#else
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// workaround for broken QProgressBar item delegates on macOS
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QStyleOptionViewItem progress_option;
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auto control_element = QStyle::CE_ItemViewItem;
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progress_option.displayAlignment = Qt::AlignHCenter;
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progress_option.index = index;
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progress_option.features = QStyleOptionViewItem::HasDisplay;
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#endif
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progress_option.rect = option.rect;
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progress_option.state = QStyle::State_Enabled;
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progress_option.direction = QApplication::layoutDirection ();
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progress_option.fontMetrics = QApplication::fontMetrics ();
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progress_option.text = QString::number (progress > 0 ? percent : 0) + '%';
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QApplication::style ()->drawControl (control_element, &progress_option, painter);
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}
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else
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{
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QStyledItemDelegate::paint (painter, option, index);
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}
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}
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