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4f7127d1e3
When prune checkbox is toggled, the related text labels and the amount of required space shown are updated (previously they were only updated when the data directory was updated).
86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
// Copyright (c) 2011-2019 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_INTRO_H
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#define BITCOIN_QT_INTRO_H
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#include <QDialog>
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#include <QMutex>
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#include <QThread>
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static const bool DEFAULT_CHOOSE_DATADIR = false;
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class FreespaceChecker;
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namespace interfaces {
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class Node;
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}
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namespace Ui {
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class Intro;
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}
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/** Introduction screen (pre-GUI startup).
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Allows the user to choose a data directory,
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in which the wallet and block chain will be stored.
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*/
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class Intro : public QDialog
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{
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Q_OBJECT
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public:
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explicit Intro(QWidget *parent = nullptr,
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int64_t blockchain_size_gb = 0, int64_t chain_state_size_gb = 0);
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~Intro();
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QString getDataDirectory();
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void setDataDirectory(const QString &dataDir);
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/**
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* Determine data directory. Let the user choose if the current one doesn't exist.
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* Let the user configure additional preferences such as pruning.
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*
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* @returns true if a data directory was selected, false if the user cancelled the selection
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* dialog.
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*
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* @note do NOT call global GetDataDir() before calling this function, this
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* will cause the wrong path to be cached.
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*/
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static bool showIfNeeded(interfaces::Node& node, bool& did_show_intro, bool& prune);
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Q_SIGNALS:
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void requestCheck();
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public Q_SLOTS:
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void setStatus(int status, const QString &message, quint64 bytesAvailable);
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private Q_SLOTS:
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void on_dataDirectory_textChanged(const QString &arg1);
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void on_ellipsisButton_clicked();
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void on_dataDirDefault_clicked();
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void on_dataDirCustom_clicked();
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private:
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Ui::Intro *ui;
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QThread *thread;
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QMutex mutex;
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bool signalled;
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QString pathToCheck;
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const int64_t m_blockchain_size_gb;
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const int64_t m_chain_state_size_gb;
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//! Total required space (in GB) depending on user choice (prune or not prune).
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int64_t m_required_space_gb{0};
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uint64_t m_bytes_available{0};
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const int64_t m_prune_target_gb;
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void startThread();
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void checkPath(const QString &dataDir);
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QString getPathToCheck();
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void UpdatePruneLabels(bool prune_checked);
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void UpdateFreeSpaceLabel();
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friend class FreespaceChecker;
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};
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#endif // BITCOIN_QT_INTRO_H
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