44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
#include "./helper.h"
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#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) && QT_VERSION < QT_VERSION_CHECK(6, 3, 0)
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#include <QLibraryInfo>
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#endif
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#include <QApplication>
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#include <QMenu>
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#include <QPoint>
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#include <QStyleOptionViewItem>
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#include <QTreeView>
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namespace QtGui {
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void showViewMenu(const QPoint &position, const QTreeView &view, QMenu &menu)
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{
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// map the coordinates to top-level widget if it is a QMenu
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// note: This necessity is actually considered a bug which is fixed by d0b5adb3b28bf5b9d94ef46cecf402994e7c5b38 which is
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// part of Qt 6.2.3 and later.
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#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
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constexpr auto needsHack = true;
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#elif QT_VERSION >= QT_VERSION_CHECK(6, 3, 0)
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constexpr auto needsHack = false;
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#else
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static const auto needsHack = QLibraryInfo::version() < QVersionNumber(6, 2, 3);
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#endif
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const QMenu *topLevelWidget;
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if (needsHack && (topLevelWidget = qobject_cast<const QMenu *>(view.topLevelWidget()))
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&& (topLevelWidget->windowFlags() & Qt::Popup) == Qt::Popup) {
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menu.exec(topLevelWidget->mapToGlobal(position));
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} else {
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menu.exec(view.viewport()->mapToGlobal(position));
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}
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}
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void drawBasicItemViewItem(QPainter &painter, const QStyleOptionViewItem &option)
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{
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if (auto *const style = option.widget ? option.widget->style() : QApplication::style()) {
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style->drawControl(QStyle::CE_ItemViewItem, &option, &painter, option.widget);
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}
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}
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} // namespace QtGui
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