rpcconsole.h

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// Copyright (c) 2011-2019 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_RPCCONSOLE_H
#define BITCOIN_QT_RPCCONSOLE_H
 
#if defined(HAVE_CONFIG_H)
#include <config/bitcoin-config.h>
#endif
 
#include <qt/clientmodel.h>
#include <qt/guiutil.h>
#include <qt/peertablemodel.h>
 
#include <net.h>
 
#include <QCompleter>
#include <QThread>
#include <QWidget>
 
class PlatformStyle;
class RPCExecutor;
class RPCTimerInterface;
class WalletModel;
 
namespace interfaces {
class Node;
}
 
namespace Ui {
class RPCConsole;
}
 
QT_BEGIN_NAMESPACE
class QMenu;
class QItemSelection;
QT_END_NAMESPACE
 
class RPCConsole : public QWidget {
    Q_OBJECT
 
public:
    explicit RPCConsole(interfaces::Node &node,
                        const PlatformStyle *platformStyle, QWidget *parent);
    ~RPCConsole();
 
    static bool
    RPCParseCommandLine(interfaces::Node *node, std::string &strResult,
                        const std::string &strCommand, bool fExecute,
                        std::string *const pstrFilteredOut = nullptr,
                        const WalletModel *wallet_model = nullptr);
    static bool
    RPCExecuteCommandLine(interfaces::Node &node, std::string &strResult,
                          const std::string &strCommand,
                          std::string *const pstrFilteredOut = nullptr,
                          const WalletModel *wallet_model = nullptr) {
        return RPCParseCommandLine(&node, strResult, strCommand, true,
                                   pstrFilteredOut, wallet_model);
    }
 
    void setClientModel(ClientModel *model = nullptr, int bestblock_height = 0,
                        int64_t bestblock_date = 0,
                        double verification_progress = 0.0);
 
#ifdef ENABLE_WALLET
    void addWallet(WalletModel *const walletModel);
    void removeWallet(WalletModel *const walletModel);
#endif // ENABLE_WALLET
 
    enum MessageClass { MC_ERROR, MC_DEBUG, CMD_REQUEST, CMD_REPLY, CMD_ERROR };
 
    enum class TabTypes { INFO, CONSOLE, GRAPH, PEERS };
 
    std::vector<TabTypes> tabs() const {
        return {TabTypes::INFO, TabTypes::CONSOLE, TabTypes::GRAPH,
                TabTypes::PEERS};
    }
 
    QString tabTitle(TabTypes tab_type) const;
    QKeySequence tabShortcut(TabTypes tab_type) const;
 
protected:
    virtual bool eventFilter(QObject *obj, QEvent *event) override;
    void keyPressEvent(QKeyEvent *) override;
 
private Q_SLOTS:
    void on_lineEdit_returnPressed();
    void on_tabWidget_currentChanged(int index);
    void on_openDebugLogfileButton_clicked();
    void on_sldGraphRange_valueChanged(int value);
    void updateTrafficStats(quint64 totalBytesIn, quint64 totalBytesOut);
    void resizeEvent(QResizeEvent *event) override;
    void showEvent(QShowEvent *event) override;
    void hideEvent(QHideEvent *event) override;
    void showPeersTableContextMenu(const QPoint &point);
    void showBanTableContextMenu(const QPoint &point);
    void showOrHideBanTableIfRequired();
    void clearSelectedNode();
    void updateDetailWidget();
 
public Q_SLOTS:
    void clear(bool clearHistory = true);
    void fontBigger();
    void fontSmaller();
    void setFontSize(int newSize);
    void message(int category, const QString &msg) {
        message(category, msg, false);
    }
    void message(int category, const QString &message, bool html);
    void setNumConnections(int count);
    void setNetworkActive(bool networkActive);
    void setNumBlocks(int count, const QDateTime &blockDate,
                      double nVerificationProgress, SyncType synctype);
    void setMempoolSize(long numberOfTxs, size_t dynUsage);
    void browseHistory(int offset);
    void scrollToEnd();
    void peerLayoutAboutToChange();
    void peerLayoutChanged();
    void disconnectSelectedNode();
    void banSelectedNode(int bantime);
    void unbanSelectedNode();
    void setTabFocus(enum TabTypes tabType);
 
private:
    void startExecutor();
    void setTrafficGraphRange(int mins);
 
    enum ColumnWidths {
        ADDRESS_COLUMN_WIDTH = 200,
        SUBVERSION_COLUMN_WIDTH = 150,
        PING_COLUMN_WIDTH = 80,
        BANSUBNET_COLUMN_WIDTH = 200,
        BANTIME_COLUMN_WIDTH = 250
 
    };
 
    interfaces::Node &m_node;
    Ui::RPCConsole *const ui;
    ClientModel *clientModel = nullptr;
    QStringList history;
    int historyPtr = 0;
    QString cmdBeforeBrowsing;
    QList<NodeId> cachedNodeids;
    const PlatformStyle *const platformStyle;
    RPCTimerInterface *rpcTimerInterface = nullptr;
    QMenu *peersTableContextMenu = nullptr;
    QMenu *banTableContextMenu = nullptr;
    int consoleFontSize = 0;
    QCompleter *autoCompleter = nullptr;
    QThread thread;
    RPCExecutor *m_executor{nullptr};
    WalletModel *m_last_wallet_model{nullptr};
 
    void updateNetworkState();
 
    QString TimeDurationField(std::chrono::seconds time_now,
                              std::chrono::seconds time_at_event) const {
        return time_at_event.count()
                   ? GUIUtil::formatDurationStr(time_now - time_at_event)
                   : tr("Never");
    }
 
private Q_SLOTS:
    void updateAlerts(const QString &warnings);
};
 
#endif // BITCOIN_QT_RPCCONSOLE_H