Inside Bitcoin
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Inside Bitcoin
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The code behind the network, with room to understand it.
Release published 2026-10-28 · Snapshot fetched 2026-11-01. Latest stable release at fetch time; development branches and Git history are excluded. Only the selected code window and visible folders load here.
1// Copyright (c) 2011-present The Bitcoin Core developers2// Distributed under the MIT software license, see the accompanying3// file COPYING or http://www.opensource.org/licenses/mit-license.php.5#ifndef BITCOIN_QT_TRAFFICGRAPHWIDGET_H6#define BITCOIN_QT_TRAFFICGRAPHWIDGET_H8#include <QWidget>9#include <QQueue>11#include <chrono>13class ClientModel;15QT_BEGIN_NAMESPACE16class QPaintEvent;17class QTimer;18QT_END_NAMESPACE20class TrafficGraphWidget : public QWidget21{22Q_OBJECT24public:25explicit TrafficGraphWidget(QWidget *parent = nullptr);26void setClientModel(ClientModel *model);27std::chrono::minutes getGraphRange() const;29protected:30void paintEvent(QPaintEvent *) override;32public Q_SLOTS:33void updateRates();34void setGraphRange(std::chrono::minutes new_range);35void clear();37private:38void paintPath(QPainterPath &path, QQueue<float> &samples);40QTimer* timer{nullptr};41float fMax{0.0f};42std::chrono::minutes m_range{0};43QQueue<float> vSamplesIn;44QQueue<float> vSamplesOut;45quint64 nLastBytesIn{0};46quint64 nLastBytesOut{0};47ClientModel* clientModel{nullptr};48};50#endif // BITCOIN_QT_TRAFFICGRAPHWIDGET_H
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