peertablemodel.h

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// Copyright (c) 2011-2016 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#ifndef BITCOIN_QT_PEERTABLEMODEL_H
#define BITCOIN_QT_PEERTABLEMODEL_H
 
#include <net.h>
#include <net_processing.h> // For CNodeStateStats
 
#include <QAbstractTableModel>
#include <QStringList>
 
#include <memory>
 
class PeerTablePriv;
 
namespace interfaces {
class Node;
}
 
QT_BEGIN_NAMESPACE
class QTimer;
QT_END_NAMESPACE
 
struct CNodeCombinedStats {
    CNodeStats nodeStats;
    CNodeStateStats nodeStateStats;
    bool fNodeStateStatsAvailable;
};
 
class NodeLessThan {
public:
    NodeLessThan(int nColumn, Qt::SortOrder fOrder)
        : column(nColumn), order(fOrder) {}
    bool operator()(const CNodeCombinedStats &left,
                    const CNodeCombinedStats &right) const;
 
private:
    int column;
    Qt::SortOrder order;
};
 
class PeerTableModel : public QAbstractTableModel {
    Q_OBJECT
 
public:
    explicit PeerTableModel(interfaces::Node &node, QObject *parent);
    ~PeerTableModel();
    const CNodeCombinedStats *getNodeStats(int idx);
    int getRowByNodeId(NodeId nodeid);
    void startAutoRefresh();
    void stopAutoRefresh();
 
    enum ColumnIndex {
        NetNodeId = 0,
        Address = 1,
        Network = 2,
        Ping = 3,
        Sent = 4,
        Received = 5,
        Subversion = 6,
    };
 
    int rowCount(const QModelIndex &parent) const override;
    int columnCount(const QModelIndex &parent) const override;
    QVariant data(const QModelIndex &index, int role) const override;
    QVariant headerData(int section, Qt::Orientation orientation,
                        int role) const override;
    QModelIndex index(int row, int column,
                      const QModelIndex &parent) const override;
    Qt::ItemFlags flags(const QModelIndex &index) const override;
    void sort(int column, Qt::SortOrder order) override;
public Q_SLOTS:
    void refresh();
 
private:
    interfaces::Node &m_node;
    const QStringList columns{tr("Peer Id"),   tr("Address"), tr("Network"),
                              tr("Ping"),      tr("Sent"),    tr("Received"),
                              tr("User Agent")};
    std::unique_ptr<PeerTablePriv> priv;
    QTimer *timer;
};
 
#endif // BITCOIN_QT_PEERTABLEMODEL_H