pgLab/pglab/PgLabTableViewHelper.h

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#pragma once
#include <QTableWidget>
#include <QSortFilterProxyModel>
#include "PgLabTableView.h"
#include <optional>
class PgDatabaseCatalog;
template <typename TableModel>
class PgLabTableViewHelper {
public:
PgLabTableViewHelper(QWidget * parent)
{
m_tableView = new PgLabTableView(parent);
m_dataModel = new TableModel(parent);
m_sortFilter = new QSortFilterProxyModel(parent);
m_sortFilter->setSourceModel(m_dataModel);
m_tableView->setModel(m_sortFilter);
m_tableView->setSortingEnabled(true);
}
PgLabTableView *tableView() const
{
return m_tableView;
}
TableModel *dataModel() const
{
return m_dataModel;
}
QSortFilterProxyModel *sortFilter() const
{
return m_sortFilter;
}
void setCatalog(std::shared_ptr<PgDatabaseCatalog> cat)
{
m_dataModel->setCatalog(cat);
m_tableView->resizeColumnsToContents();
}
QModelIndex currentIndex() const
{
QModelIndex index = m_tableView->selectionModel()->currentIndex();
if (!index.isValid())
return index;
return m_sortFilter->mapToSource(index);
}
typename TableModel::RowItem rowItem(int row) const
{
return m_dataModel->rowItem(row);
}
std::optional<typename TableModel::RowItem> currentRowItem() const
{
auto index = currentIndex();
if (!index.isValid())
return {};
return rowItem(index.row());
}
private:
PgLabTableView *m_tableView = nullptr;
TableModel *m_dataModel = nullptr;
QSortFilterProxyModel *m_sortFilter = nullptr;
};