Method contextMenuEvent

QKeyMapper/qmappingsequenceedit.cpp:764–976

}

void MappingSequenceEditTableWidget::contextMenuEvent(QContextMenuEvent *event)
{
    QMappingSequenceEdit *dlg = QMappingSequenceEdit::getInstance();
    if (!dlg || QKeyMapper::KEYMAP_IDLE != QKeyMapper::getInstance()->m_KeyMapStatus) {
        QTableWidget::contextMenuEvent(event);
        return;
    }

    if (state() == QAbstractItemView::EditingState) {
        QTableWidget::contextMenuEvent(event);
        return;
    }

    if (event->modifiers() & Qt::AltModifier) {
        // Suppress the context menu so Alt + double-click can reach the existing trigger flow.
        event->accept();
        return;
    }

    const QList<QTableWidgetSelectionRange> selectionRanges = selectedRanges();
    const bool hasSelection = !selectionRanges.isEmpty();
    const bool hasCopiedItems = !QMappingSequenceEdit::s_CopiedMappingSequenceList.isEmpty();
    const bool hasSingleCopiedItem = (QMappingSequenceEdit::s_CopiedMappingSequenceList.size() == 1);
    QTableWidgetItem *current = currentItem();

    bool hasSingleSelectedRow = false;
    if (selectionRanges.size() == 1) {
        const QTableWidgetSelectionRange range = selectionRanges.first();
        hasSingleSelectedRow = (range.topRow() == range.bottomRow()
                                && range.topRow() >= 0
                                && range.topRow() < rowCount());
    }

    const auto canEditCurrentItem = [this, &selectionRanges, current]() -> bool {
        if (selectionRanges.isEmpty() || !current) {
            return false;
        }

        const int r = current->row();
        const int c = current->column();
        if (r < 0 || r >= rowCount() || c < 0 || c >= columnCount()) {
            return false;
        }

        return current->flags() & Qt::ItemIsEditable;
    };

    const auto canLoadCurrentItem = [this, &selectionRanges, current]() -> bool {
        if (selectionRanges.isEmpty() || !current) {
            return false;
        }

        const int r = current->row();
        const int c = current->column();
        return (r >= 0 && r < rowCount() && c >= 0 && c < columnCount());
    };

    QMenu contextMenu(this);