103 lines
3.9 KiB
C++
103 lines
3.9 KiB
C++
#include "./downloaditemdelegate.h"
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#include <syncthingmodel/syncthingdownloadmodel.h>
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#include <QApplication>
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#include <QBrush>
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#include <QFontMetrics>
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#include <QPainter>
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#include <QPalette>
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#include <QPixmap>
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#include <QStyle>
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#include <QStyleOptionViewItem>
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#include <QTextOption>
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#include <iostream>
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using namespace std;
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using namespace Data;
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namespace QtGui {
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inline int centerObj(int avail, int size)
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{
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return (avail - size) / 2;
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}
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DownloadItemDelegate::DownloadItemDelegate(QObject *parent)
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: QStyledItemDelegate(parent)
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, m_folderIcon(QIcon::fromTheme(QStringLiteral("folder-open"), QIcon(QStringLiteral(":/icons/hicolor/scalable/places/folder-open.svg")))
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.pixmap(QSize(16, 16)))
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{
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}
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void DownloadItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
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{
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// init style options to use drawControl(), except for the text
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QStyleOptionViewItem opt = option;
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initStyleOption(&opt, index);
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opt.textElideMode = Qt::ElideNone; // elide manually
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opt.features = QStyleOptionViewItem::None;
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if (index.parent().isValid()) {
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opt.displayAlignment = Qt::AlignTop | Qt::AlignLeft;
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opt.decorationSize = QSize(option.rect.height(), option.rect.height());
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opt.features |= QStyleOptionViewItem::HasDecoration;
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opt.text = option.fontMetrics.elidedText(opt.text, Qt::ElideMiddle, opt.rect.width() - opt.rect.height() - 26);
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} else {
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opt.text = option.fontMetrics.elidedText(opt.text, Qt::ElideMiddle, opt.rect.width() / 2 - 4);
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}
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QApplication::style()->drawControl(QStyle::CE_ItemViewItem, &opt, painter);
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// draw progress bar
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const QAbstractItemModel *model = index.model();
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QStyleOptionProgressBar progressBarOption;
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progressBarOption.state = option.state;
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progressBarOption.direction = option.direction;
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progressBarOption.rect = option.rect;
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if (index.parent().isValid()) {
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progressBarOption.rect.setX(opt.rect.x() + opt.rect.height() + 4);
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progressBarOption.rect.setY(opt.rect.y() + opt.rect.height() / 2);
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} else {
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#if (QT_VERSION >= QT_VERSION_CHECK(5, 11, 0))
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progressBarOption.rect.setX(opt.rect.x() + opt.fontMetrics.horizontalAdvance(opt.text) + 6);
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#else
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progressBarOption.rect.setX(opt.rect.x() + opt.fontMetrics.width(opt.text) + 6);
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#endif
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progressBarOption.rect.setWidth(progressBarOption.rect.width() - 18);
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}
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progressBarOption.textAlignment = Qt::AlignCenter;
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progressBarOption.textVisible = true;
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if (option.state & QStyle::State_Selected) {
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progressBarOption.palette.setBrush(QPalette::WindowText, option.palette.brush(QPalette::HighlightedText));
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}
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progressBarOption.progress = model->data(index, SyncthingDownloadModel::ItemPercentage).toInt();
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progressBarOption.minimum = 0;
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progressBarOption.maximum = 100;
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progressBarOption.text = model->data(index, SyncthingDownloadModel::ItemProgressLabel).toString();
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QApplication::style()->drawControl(QStyle::CE_ProgressBar, &progressBarOption, painter);
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// draw buttons
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int buttonY = option.rect.y();
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if (!index.parent().isValid()) {
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buttonY += centerObj(progressBarOption.rect.height(), 16);
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}
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painter->drawPixmap(option.rect.right() - 16, buttonY, 16, 16, m_folderIcon);
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// draw file icon
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if (index.parent().isValid()) {
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const int fileIconHeight = option.rect.height() - 2;
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painter->drawPixmap(option.rect.left(), option.rect.y() + 1, fileIconHeight, fileIconHeight,
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model->data(index, Qt::DecorationRole).value<QIcon>().pixmap(fileIconHeight));
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}
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}
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QSize DownloadItemDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
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{
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QSize defaultSize(QStyledItemDelegate::sizeHint(option, index));
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if (index.parent().isValid()) {
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defaultSize.setHeight(defaultSize.height() + defaultSize.height() - 12);
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}
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return defaultSize;
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}
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} // namespace QtGui
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