optionsmodel.h

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// Copyright (c) 2011-2022 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_OPTIONSMODEL_H
#define BITCOIN_QT_OPTIONSMODEL_H
 
#include <cstdint>
#include <qt/bitcoinunits.h>
#include <qt/guiconstants.h>
 
#include <QAbstractListModel>
 
#include <assert.h>
 
struct bilingual_str;
namespace interfaces {
class Node;
}
 
extern const char *DEFAULT_GUI_PROXY_HOST;
static constexpr uint16_t DEFAULT_GUI_PROXY_PORT = 9050;
 
static inline int PruneMiBtoGB(int64_t mib) { return (mib * 1024 * 1024 + GB_BYTES - 1) / GB_BYTES; }
 
static inline int64_t PruneGBtoMiB(int gb) { return gb * GB_BYTES / 1024 / 1024; }
 
class OptionsModel : public QAbstractListModel
{
    Q_OBJECT
 
public:
    explicit OptionsModel(interfaces::Node& node, QObject *parent = nullptr);
 
    enum OptionID {
        StartAtStartup,         // bool
        ShowTrayIcon,           // bool
        MinimizeToTray,         // bool
        MapPortUPnP,            // bool
        MapPortNatpmp,          // bool
        MinimizeOnClose,        // bool
        ProxyUse,               // bool
        ProxyIP,                // QString
        ProxyPort,              // int
        ProxyUseTor,            // bool
        ProxyIPTor,             // QString
        ProxyPortTor,           // int
        DisplayUnit,            // BitcoinUnit
        ThirdPartyTxUrls,       // QString
        Language,               // QString
        UseEmbeddedMonospacedFont, // bool
        CoinControlFeatures,    // bool
        SubFeeFromAmount,       // bool
        ThreadsScriptVerif,     // int
        Prune,                  // bool
        PruneSize,              // int
        DatabaseCache,          // int
        ExternalSignerPath,     // QString
        SpendZeroConfChange,    // bool
        Listen,                 // bool
        Server,                 // bool
        EnablePSBTControls,     // bool
        MaskValues,             // bool
        OptionIDRowCount,
    };
 
    bool Init(bilingual_str& error);
    void Reset();
 
    int rowCount(const QModelIndex & parent = QModelIndex()) const override;
    QVariant data(const QModelIndex & index, int role = Qt::DisplayRole) const override;
    bool setData(const QModelIndex & index, const QVariant & value, int role = Qt::EditRole) override;
    QVariant getOption(OptionID option, const std::string& suffix="") const;
    bool setOption(OptionID option, const QVariant& value, const std::string& suffix="");
    void setDisplayUnit(const QVariant& new_unit);
 
    /* Explicit getters */
    bool getShowTrayIcon() const { return m_show_tray_icon; }
    bool getMinimizeToTray() const { return fMinimizeToTray; }
    bool getMinimizeOnClose() const { return fMinimizeOnClose; }
    BitcoinUnit getDisplayUnit() const { return m_display_bitcoin_unit; }
    QString getThirdPartyTxUrls() const { return strThirdPartyTxUrls; }
    bool getUseEmbeddedMonospacedFont() const { return m_use_embedded_monospaced_font; }
    bool getCoinControlFeatures() const { return fCoinControlFeatures; }
    bool getSubFeeFromAmount() const { return m_sub_fee_from_amount; }
    bool getEnablePSBTControls() const { return m_enable_psbt_controls; }
    const QString& getOverriddenByCommandLine() { return strOverriddenByCommandLine; }
 
    bool hasSigner();
 
    /* Explicit setters */
    void SetPruneTargetGB(int prune_target_gb);
 
    /* Restart flag helper */
    void setRestartRequired(bool fRequired);
    bool isRestartRequired() const;
 
    interfaces::Node& node() const { return m_node; }
 
private:
    interfaces::Node& m_node;
    /* Qt-only settings */
    bool m_show_tray_icon;
    bool fMinimizeToTray;
    bool fMinimizeOnClose;
    QString language;
    BitcoinUnit m_display_bitcoin_unit;
    QString strThirdPartyTxUrls;
    bool m_use_embedded_monospaced_font;
    bool fCoinControlFeatures;
    bool m_sub_fee_from_amount;
    bool m_enable_psbt_controls;
    bool m_mask_values;
 
    /* settings that were overridden by command-line */
    QString strOverriddenByCommandLine;
 
    // Add option to list of GUI options overridden through command line/config file
    void addOverriddenOption(const std::string &option);
 
    // Check settings version and upgrade default values if required
    void checkAndMigrate();
 
Q_SIGNALS:
    void displayUnitChanged(BitcoinUnit unit);
    void coinControlFeaturesChanged(bool);
    void showTrayIconChanged(bool);
    void useEmbeddedMonospacedFontChanged(bool);
};
 
#endif // BITCOIN_QT_OPTIONSMODEL_H