// 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_CLIENTMODEL_H #define BITCOIN_QT_CLIENTMODEL_H #include #include #include class AddressTableModel; class BanTableModel; class OptionsModel; class PeerTableModel; class TransactionTableModel; class CWallet; class CBlockIndex; QT_BEGIN_NAMESPACE class QTimer; QT_END_NAMESPACE enum BlockSource { BLOCK_SOURCE_NONE, BLOCK_SOURCE_REINDEX, BLOCK_SOURCE_DISK, BLOCK_SOURCE_NETWORK }; enum NumConnections { CONNECTIONS_NONE = 0, CONNECTIONS_IN = (1U << 0), CONNECTIONS_OUT = (1U << 1), CONNECTIONS_ALL = (CONNECTIONS_IN | CONNECTIONS_OUT), }; /** Model for Bitcoin network client. */ class ClientModel : public QObject { Q_OBJECT public: explicit ClientModel(OptionsModel *optionsModel, QObject *parent = 0); ~ClientModel(); OptionsModel *getOptionsModel(); PeerTableModel *getPeerTableModel(); BanTableModel *getBanTableModel(); //! Return number of connections, default is in- and outbound (total) int getNumConnections(unsigned int flags = CONNECTIONS_ALL) const; int getNumBlocks() const; int getHeaderTipHeight() const; int64_t getHeaderTipTime() const; //! Return number of transactions in the mempool long getMempoolSize() const; //! Return the dynamic memory usage of the mempool size_t getMempoolDynamicUsage() const; quint64 getTotalBytesRecv() const; quint64 getTotalBytesSent() const; double getVerificationProgress(const CBlockIndex *tip) const; QDateTime getLastBlockDate() const; //! Return true if core is doing initial block download bool inInitialBlockDownload() const; //! Returns enum BlockSource of the current importing/syncing state enum BlockSource getBlockSource() const; //! Return true if network activity in core is enabled bool getNetworkActive() const; //! Toggle network activity state in core void setNetworkActive(bool active); //! Return warnings to be displayed in status bar QString getStatusBarWarnings() const; QString formatFullVersion() const; QString formatSubVersion() const; bool isReleaseVersion() const; QString formatClientStartupTime() const; QString dataDir() const; // caches for the best header mutable std::atomic cachedBestHeaderHeight; mutable std::atomic cachedBestHeaderTime; private: OptionsModel *optionsModel; PeerTableModel *peerTableModel; BanTableModel *banTableModel; QTimer *pollTimer; void subscribeToCoreSignals(); void unsubscribeFromCoreSignals(); Q_SIGNALS: void numConnectionsChanged(int count); void numBlocksChanged(int count, const QDateTime& blockDate, double nVerificationProgress, bool header); void mempoolSizeChanged(long count, size_t mempoolSizeInBytes); void networkActiveChanged(bool networkActive); void alertsChanged(const QString &warnings); void bytesChanged(quint64 totalBytesIn, quint64 totalBytesOut); //! Fired when a message should be reported to the user void message(const QString &title, const QString &message, unsigned int style); // Show progress dialog e.g. for verifychain void showProgress(const QString &title, int nProgress); public Q_SLOTS: void updateTimer(); void updateNumConnections(int numConnections); void updateNetworkActive(bool networkActive); void updateAlert(const QString &hash, int status); void updateBanlist(); }; #endif // BITCOIN_QT_CLIENTMODEL_H