mirror of https://github.com/bitcoin/bitcoin.git
129 lines
3.8 KiB
C++
129 lines
3.8 KiB
C++
// Copyright (c) 2011-2022 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_QT_CLIENTMODEL_H
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#define BITCOIN_QT_CLIENTMODEL_H
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#include <QObject>
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#include <QDateTime>
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#include <atomic>
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#include <memory>
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#include <sync.h>
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#include <uint256.h>
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class BanTableModel;
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class CBlockIndex;
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class OptionsModel;
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class PeerTableModel;
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class PeerTableSortProxy;
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enum class SynchronizationState;
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namespace interfaces {
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class Handler;
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class Node;
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struct BlockTip;
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}
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QT_BEGIN_NAMESPACE
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class QTimer;
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QT_END_NAMESPACE
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enum class BlockSource {
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NONE,
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DISK,
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NETWORK,
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};
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enum class SyncType {
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HEADER_PRESYNC,
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HEADER_SYNC,
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BLOCK_SYNC
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};
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enum NumConnections {
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CONNECTIONS_NONE = 0,
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CONNECTIONS_IN = (1U << 0),
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CONNECTIONS_OUT = (1U << 1),
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CONNECTIONS_ALL = (CONNECTIONS_IN | CONNECTIONS_OUT),
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};
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/** Model for Bitcoin network client. */
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class ClientModel : public QObject
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{
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Q_OBJECT
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public:
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explicit ClientModel(interfaces::Node& node, OptionsModel *optionsModel, QObject *parent = nullptr);
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~ClientModel();
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void stop();
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interfaces::Node& node() const { return m_node; }
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OptionsModel *getOptionsModel();
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PeerTableModel *getPeerTableModel();
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PeerTableSortProxy* peerTableSortProxy();
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BanTableModel *getBanTableModel();
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//! Return number of connections, default is in- and outbound (total)
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int getNumConnections(unsigned int flags = CONNECTIONS_ALL) const;
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int getNumBlocks() const;
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uint256 getBestBlockHash() EXCLUSIVE_LOCKS_REQUIRED(!m_cached_tip_mutex);
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int getHeaderTipHeight() const;
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int64_t getHeaderTipTime() const;
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//! Returns the block source of the current importing/syncing state
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BlockSource getBlockSource() const;
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//! Return warnings to be displayed in status bar
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QString getStatusBarWarnings() const;
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QString formatFullVersion() const;
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QString formatSubVersion() const;
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bool isReleaseVersion() const;
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QString formatClientStartupTime() const;
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QString dataDir() const;
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QString blocksDir() const;
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bool getProxyInfo(std::string& ip_port) const;
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// caches for the best header: hash, number of blocks and block time
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mutable std::atomic<int> cachedBestHeaderHeight;
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mutable std::atomic<int64_t> cachedBestHeaderTime;
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mutable std::atomic<int> m_cached_num_blocks{-1};
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Mutex m_cached_tip_mutex;
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uint256 m_cached_tip_blocks GUARDED_BY(m_cached_tip_mutex){};
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private:
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interfaces::Node& m_node;
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std::vector<std::unique_ptr<interfaces::Handler>> m_event_handlers;
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OptionsModel *optionsModel;
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PeerTableModel* peerTableModel{nullptr};
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PeerTableSortProxy* m_peer_table_sort_proxy{nullptr};
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BanTableModel* banTableModel{nullptr};
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//! A thread to interact with m_node asynchronously
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QThread* const m_thread;
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void TipChanged(SynchronizationState sync_state, interfaces::BlockTip tip, double verification_progress, SyncType synctype) EXCLUSIVE_LOCKS_REQUIRED(!m_cached_tip_mutex);
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void subscribeToCoreSignals();
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void unsubscribeFromCoreSignals();
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Q_SIGNALS:
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void numConnectionsChanged(int count);
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void numBlocksChanged(int count, const QDateTime& blockDate, double nVerificationProgress, SyncType header, SynchronizationState sync_state);
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void mempoolSizeChanged(long count, size_t mempoolSizeInBytes);
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void networkActiveChanged(bool networkActive);
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void alertsChanged(const QString &warnings);
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void bytesChanged(quint64 totalBytesIn, quint64 totalBytesOut);
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//! Fired when a message should be reported to the user
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void message(const QString &title, const QString &message, unsigned int style);
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// Show progress dialog e.g. for verifychain
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void showProgress(const QString &title, int nProgress);
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};
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#endif // BITCOIN_QT_CLIENTMODEL_H
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