79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
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#include "ProjectItem.h"
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#include "Common.h"
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#include <QIcon>
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#include <QPainter>
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ProjectItemDelegate::ProjectItemDelegate(QWidget* parent) : QStyledItemDelegate(parent) {}
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void ProjectItemDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
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{
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painter->save();
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QStyleOptionViewItem opt(option);
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initStyleOption(&opt, index);
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auto& rect = opt.rect;
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auto icon_width = rect.height(), icon_height = rect.height();
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auto remaining_width = rect.width() - icon_width;
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if (opt.state & QStyle::State_Selected) {
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painter->fillRect(rect, opt.palette.highlight());
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painter->setPen(opt.palette.highlightedText().color());
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} else if (opt.state & QStyle::State_MouseOver) {
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painter->fillRect(rect, opt.palette.window());
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}
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{ // Icon painting
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// Square-sized, occupying the left portion
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opt.icon.paint(painter, rect.x(), rect.y(), icon_width, icon_height);
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}
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{ // Title painting
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auto title = index.data(UserDataTypes::TITLE).toString();
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painter->save();
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auto font = opt.font;
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if (index.data(UserDataTypes::SELECTED).toBool()) {
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// Set nice font
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font.setBold(true);
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font.setUnderline(true);
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}
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font.setPointSize(font.pointSize() + 2);
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painter->setFont(font);
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// On the top, aligned to the left after the icon
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painter->drawText(rect.x() + icon_width, rect.y() + QFontMetrics(font).height(), title);
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painter->restore();
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}
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{ // Description painting
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auto description = index.data(UserDataTypes::DESCRIPTION).toString();
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QTextLayout text_layout(description, opt.font);
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qreal height = 0;
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auto cut_text = viewItemTextLayout(text_layout, remaining_width, height);
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// Get first line unconditionally
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description = cut_text.first().second;
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// Get second line, elided if needed
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if (cut_text.size() > 1) {
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if (cut_text.size() > 2)
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description += opt.fontMetrics.elidedText(cut_text.at(1).second, opt.textElideMode, cut_text.at(1).first);
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else
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description += cut_text.at(1).second;
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}
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// On the bottom, aligned to the left after the icon, and featuring at most two lines of text (with some margin space to spare)
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painter->drawText(rect.x() + icon_width, rect.y() + rect.height() - 2.2 * opt.fontMetrics.height(), remaining_width,
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2 * opt.fontMetrics.height(), Qt::TextWordWrap, description);
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}
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painter->restore();
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}
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