diff --git a/src/qt/bantablemodel.cpp b/src/qt/bantablemodel.cpp
index 21a198670..353e344c6 100644
--- a/src/qt/bantablemodel.cpp
+++ b/src/qt/bantablemodel.cpp
@@ -1,167 +1,167 @@
 // 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.
 
 #include <qt/bantablemodel.h>
 
 #include <interfaces/node.h>
 #include <net_types.h> // For banmap_t
 #include <qt/clientmodel.h>
 
 #include <utility>
 
 #include <QDebug>
 #include <QList>
 
 bool BannedNodeLessThan::operator()(const CCombinedBan &left,
                                     const CCombinedBan &right) const {
     const CCombinedBan *pLeft = &left;
     const CCombinedBan *pRight = &right;
 
     if (order == Qt::DescendingOrder) {
         std::swap(pLeft, pRight);
     }
 
     switch (column) {
         case BanTableModel::Address:
             return pLeft->subnet.ToString().compare(pRight->subnet.ToString()) <
                    0;
         case BanTableModel::Bantime:
             return pLeft->banEntry.nBanUntil < pRight->banEntry.nBanUntil;
     }
 
     return false;
 }
 
 // private implementation
 class BanTablePriv {
 public:
     /** Local cache of peer information */
     QList<CCombinedBan> cachedBanlist;
     /** Column to sort nodes by (default to unsorted) */
     int sortColumn{-1};
     /** Order (ascending or descending) to sort nodes by */
     Qt::SortOrder sortOrder;
 
     /** Pull a full list of banned nodes from CNode into our cache */
     void refreshBanlist(interfaces::Node &node) {
         banmap_t banMap;
         node.getBanned(banMap);
 
         cachedBanlist.clear();
         cachedBanlist.reserve(banMap.size());
         for (const auto &entry : banMap) {
             CCombinedBan banEntry;
             banEntry.subnet = entry.first;
             banEntry.banEntry = entry.second;
             cachedBanlist.append(banEntry);
         }
 
         if (sortColumn >= 0) {
             // sort cachedBanlist (use stable sort to prevent rows jumping
             // around unnecessarily)
             std::stable_sort(cachedBanlist.begin(), cachedBanlist.end(),
                              BannedNodeLessThan(sortColumn, sortOrder));
         }
     }
 
     int size() const { return cachedBanlist.size(); }
 
     CCombinedBan *index(int idx) {
         if (idx >= 0 && idx < cachedBanlist.size()) {
             return &cachedBanlist[idx];
         }
 
         return nullptr;
     }
 };
 
 BanTableModel::BanTableModel(interfaces::Node &node, ClientModel *parent)
     : QAbstractTableModel(parent), m_node(node), clientModel(parent) {
     columns << tr("IP/Netmask") << tr("Banned Until");
     priv.reset(new BanTablePriv());
 
     // load initial data
     refresh();
 }
 
 BanTableModel::~BanTableModel() {
     // Intentionally left empty
 }
 
 int BanTableModel::rowCount(const QModelIndex &parent) const {
     Q_UNUSED(parent);
     return priv->size();
 }
 
 int BanTableModel::columnCount(const QModelIndex &parent) const {
     Q_UNUSED(parent);
     return columns.length();
 }
 
 QVariant BanTableModel::data(const QModelIndex &index, int role) const {
     if (!index.isValid()) {
         return QVariant();
     }
 
     CCombinedBan *rec = static_cast<CCombinedBan *>(index.internalPointer());
 
     if (role == Qt::DisplayRole) {
         switch (index.column()) {
             case Address:
                 return QString::fromStdString(rec->subnet.ToString());
             case Bantime:
                 QDateTime date = QDateTime::fromMSecsSinceEpoch(0);
                 date = date.addSecs(rec->banEntry.nBanUntil);
-                return date.toString(Qt::SystemLocaleLongDate);
+                return date.toString(QLocale().dateTimeFormat());
         }
     }
 
     return QVariant();
 }
 
 QVariant BanTableModel::headerData(int section, Qt::Orientation orientation,
                                    int role) const {
     if (orientation == Qt::Horizontal) {
         if (role == Qt::DisplayRole && section < columns.size()) {
             return columns[section];
         }
     }
     return QVariant();
 }
 
 Qt::ItemFlags BanTableModel::flags(const QModelIndex &index) const {
     if (!index.isValid()) {
         return Qt::NoItemFlags;
     }
 
     Qt::ItemFlags retval = Qt::ItemIsSelectable | Qt::ItemIsEnabled;
     return retval;
 }
 
 QModelIndex BanTableModel::index(int row, int column,
                                  const QModelIndex &parent) const {
     Q_UNUSED(parent);
     CCombinedBan *data = priv->index(row);
 
     if (data) {
         return createIndex(row, column, data);
     }
     return QModelIndex();
 }
 
 void BanTableModel::refresh() {
     Q_EMIT layoutAboutToBeChanged();
     priv->refreshBanlist(m_node);
     Q_EMIT layoutChanged();
 }
 
 void BanTableModel::sort(int column, Qt::SortOrder order) {
     priv->sortColumn = column;
     priv->sortOrder = order;
     refresh();
 }
 
 bool BanTableModel::shouldShow() {
     return priv->size() > 0;
 }
diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index cfabbe2d0..10bb66c40 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -1,927 +1,927 @@
 // 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.
 
 #include <qt/guiutil.h>
 
 #include <cashaddrenc.h>
 #include <chainparams.h>
 #include <interfaces/node.h>
 #include <key_io.h>
 #include <policy/policy.h>
 #include <primitives/transaction.h>
 #include <protocol.h>
 #include <qt/bitcoinaddressvalidator.h>
 #include <qt/bitcoinunits.h>
 #include <qt/qvalidatedlineedit.h>
 #include <qt/sendcoinsrecipient.h>
 #include <script/script.h>
 #include <script/standard.h>
 #include <util/strencodings.h>
 #include <util/system.h>
 
 #ifdef WIN32
 #ifndef NOMINMAX
 #define NOMINMAX
 #endif
 #include <shellapi.h>
 #include <shlobj.h>
 #include <shlwapi.h>
 #endif
 
 #include <QAbstractItemView>
 #include <QApplication>
 #include <QClipboard>
 #include <QDateTime>
 #include <QDesktopServices>
 #include <QDoubleValidator>
 #include <QFileDialog>
 #include <QFont>
 #include <QFontDatabase>
 #include <QFontMetrics>
 #include <QGuiApplication>
 #include <QKeyEvent>
 #include <QLineEdit>
 #include <QList>
 #include <QMouseEvent>
 #include <QProgressDialog>
 #include <QScreen>
 #include <QSettings>
 #include <QSize>
 #include <QString>
 #include <QTextDocument> // for Qt::mightBeRichText
 #include <QThread>
 #include <QUrlQuery>
 #include <QtGlobal>
 
 #if defined(Q_OS_MAC)
 
 void ForceActivation();
 #endif
 
 namespace GUIUtil {
 
 QString dateTimeStr(const QDateTime &date) {
-    return date.date().toString(Qt::SystemLocaleShortDate) + QString(" ") +
-           date.toString("hh:mm");
+    return date.date().toString(QLocale().dateFormat(QLocale::ShortFormat)) +
+           QString(" ") + date.toString("hh:mm");
 }
 
 QString dateTimeStr(qint64 nTime) {
     return dateTimeStr(QDateTime::fromTime_t((qint32)nTime));
 }
 
 QFont fixedPitchFont() {
     return QFontDatabase::systemFont(QFontDatabase::FixedFont);
 }
 
 static std::string MakeAddrInvalid(std::string addr,
                                    const CChainParams &params) {
     if (addr.size() < 2) {
         return "";
     }
 
     // Checksum is at the end of the address. Swapping chars to make it invalid.
     std::swap(addr[addr.size() - 1], addr[addr.size() - 2]);
     if (!IsValidDestinationString(addr, params)) {
         return addr;
     }
 
     return "";
 }
 
 std::string DummyAddress(const CChainParams &params) {
     // Just some dummy data to generate a convincing random-looking (but
     // consistent) address
     static const std::vector<uint8_t> dummydata = {
         0xeb, 0x15, 0x23, 0x1d, 0xfc, 0xeb, 0x60, 0x92, 0x58, 0x86,
         0xb6, 0x7d, 0x06, 0x52, 0x99, 0x92, 0x59, 0x15, 0xae, 0xb1};
 
     const CTxDestination dstKey = PKHash(uint160(dummydata));
     return MakeAddrInvalid(EncodeCashAddr(dstKey, params), params);
 }
 
 // Addresses are stored in the database with the encoding that the client was
 // configured with at the time of creation.
 //
 // This converts to cashaddr.
 QString convertToCashAddr(const CChainParams &params, const QString &addr) {
     if (!IsValidDestinationString(addr.toStdString(), params)) {
         // We have something sketchy as input. Do not try to convert.
         return addr;
     }
     CTxDestination dst = DecodeDestination(addr.toStdString(), params);
     return QString::fromStdString(EncodeCashAddr(dst, params));
 }
 
 void setupAddressWidget(QValidatedLineEdit *widget, QWidget *parent) {
     parent->setFocusProxy(widget);
 
     widget->setFont(fixedPitchFont());
     // We don't want translators to use own addresses in translations
     // and this is the only place, where this address is supplied.
     widget->setPlaceholderText(
         QObject::tr("Enter a Bitcoin address (e.g. %1)")
             .arg(QString::fromStdString(DummyAddress(Params()))));
     widget->setValidator(
         new BitcoinAddressEntryValidator(Params().CashAddrPrefix(), parent));
     widget->setCheckValidator(new BitcoinAddressCheckValidator(parent));
 }
 
 bool parseBitcoinURI(const QString &scheme, const QUrl &uri,
                      SendCoinsRecipient *out) {
     // return if URI has wrong scheme.
     if (!uri.isValid() || uri.scheme() != scheme) {
         return false;
     }
 
     SendCoinsRecipient rv;
     rv.address = uri.scheme() + ":" + uri.path();
 
     // Trim any following forward slash which may have been added by the OS
     if (rv.address.endsWith("/")) {
         rv.address.truncate(rv.address.length() - 1);
     }
     rv.amount = Amount::zero();
 
     QUrlQuery uriQuery(uri);
     QList<QPair<QString, QString>> items = uriQuery.queryItems();
     for (QList<QPair<QString, QString>>::iterator i = items.begin();
          i != items.end(); i++) {
         bool fShouldReturnFalse = false;
         if (i->first.startsWith("req-")) {
             i->first.remove(0, 4);
             fShouldReturnFalse = true;
         }
 
         if (i->first == "label") {
             rv.label = i->second;
             fShouldReturnFalse = false;
         }
         if (i->first == "message") {
             rv.message = i->second;
             fShouldReturnFalse = false;
         } else if (i->first == "amount") {
             if (!i->second.isEmpty()) {
                 if (!BitcoinUnits::parse(BitcoinUnits::BCH, i->second,
                                          &rv.amount)) {
                     return false;
                 }
             }
             fShouldReturnFalse = false;
         }
 
         if (fShouldReturnFalse) {
             return false;
         }
     }
     if (out) {
         *out = rv;
     }
     return true;
 }
 
 bool parseBitcoinURI(const QString &scheme, QString uri,
                      SendCoinsRecipient *out) {
     //
     //    Cannot handle this later, because bitcoincash://
     //    will cause Qt to see the part after // as host,
     //    which will lower-case it (and thus invalidate the address).
     if (uri.startsWith(scheme + "://", Qt::CaseInsensitive)) {
         uri.replace(0, scheme.length() + 3, scheme + ":");
     }
     QUrl uriInstance(uri);
     return parseBitcoinURI(scheme, uriInstance, out);
 }
 
 QString formatBitcoinURI(const SendCoinsRecipient &info) {
     return formatBitcoinURI(Params(), info);
 }
 
 QString formatBitcoinURI(const CChainParams &params,
                          const SendCoinsRecipient &info) {
     QString ret = convertToCashAddr(params, info.address);
     int paramCount = 0;
 
     if (info.amount != Amount::zero()) {
         ret +=
             QString("?amount=%1")
                 .arg(BitcoinUnits::format(BitcoinUnits::BCH, info.amount, false,
                                           BitcoinUnits::separatorNever));
         paramCount++;
     }
 
     if (!info.label.isEmpty()) {
         QString lbl(QUrl::toPercentEncoding(info.label));
         ret += QString("%1label=%2").arg(paramCount == 0 ? "?" : "&").arg(lbl);
         paramCount++;
     }
 
     if (!info.message.isEmpty()) {
         QString msg(QUrl::toPercentEncoding(info.message));
         ret +=
             QString("%1message=%2").arg(paramCount == 0 ? "?" : "&").arg(msg);
         paramCount++;
     }
 
     return ret;
 }
 
 bool isDust(interfaces::Node &node, const QString &address, const Amount amount,
             const CChainParams &chainParams) {
     CTxDestination dest = DecodeDestination(address.toStdString(), chainParams);
     CScript script = GetScriptForDestination(dest);
     CTxOut txOut(amount, script);
     return IsDust(txOut, node.getDustRelayFee());
 }
 
 QString HtmlEscape(const QString &str, bool fMultiLine) {
     QString escaped = str.toHtmlEscaped();
     if (fMultiLine) {
         escaped = escaped.replace("\n", "<br>\n");
     }
     return escaped;
 }
 
 QString HtmlEscape(const std::string &str, bool fMultiLine) {
     return HtmlEscape(QString::fromStdString(str), fMultiLine);
 }
 
 void copyEntryData(QAbstractItemView *view, int column, int role) {
     if (!view || !view->selectionModel()) {
         return;
     }
     QModelIndexList selection = view->selectionModel()->selectedRows(column);
 
     if (!selection.isEmpty()) {
         // Copy first item
         setClipboard(selection.at(0).data(role).toString());
     }
 }
 
 QList<QModelIndex> getEntryData(QAbstractItemView *view, int column) {
     if (!view || !view->selectionModel()) {
         return QList<QModelIndex>();
     }
     return view->selectionModel()->selectedRows(column);
 }
 
 QString getSaveFileName(QWidget *parent, const QString &caption,
                         const QString &dir, const QString &filter,
                         QString *selectedSuffixOut) {
     QString selectedFilter;
     QString myDir;
     // Default to user documents location
     if (dir.isEmpty()) {
         myDir =
             QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation);
     } else {
         myDir = dir;
     }
     /* Directly convert path to native OS path separators */
     QString result = QDir::toNativeSeparators(QFileDialog::getSaveFileName(
         parent, caption, myDir, filter, &selectedFilter));
 
     /* Extract first suffix from filter pattern "Description (*.foo)" or
      * "Description (*.foo *.bar ...) */
     QRegExp filter_re(".* \\(\\*\\.(.*)[ \\)]");
     QString selectedSuffix;
     if (filter_re.exactMatch(selectedFilter)) {
         selectedSuffix = filter_re.cap(1);
     }
 
     /* Add suffix if needed */
     QFileInfo info(result);
     if (!result.isEmpty()) {
         if (info.suffix().isEmpty() && !selectedSuffix.isEmpty()) {
             /* No suffix specified, add selected suffix */
             if (!result.endsWith(".")) {
                 result.append(".");
             }
             result.append(selectedSuffix);
         }
     }
 
     /* Return selected suffix if asked to */
     if (selectedSuffixOut) {
         *selectedSuffixOut = selectedSuffix;
     }
     return result;
 }
 
 QString getOpenFileName(QWidget *parent, const QString &caption,
                         const QString &dir, const QString &filter,
                         QString *selectedSuffixOut) {
     QString selectedFilter;
     QString myDir;
     // Default to user documents location
     if (dir.isEmpty()) {
         myDir =
             QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation);
     } else {
         myDir = dir;
     }
     /* Directly convert path to native OS path separators */
     QString result = QDir::toNativeSeparators(QFileDialog::getOpenFileName(
         parent, caption, myDir, filter, &selectedFilter));
 
     if (selectedSuffixOut) {
         /* Extract first suffix from filter pattern "Description (*.foo)" or
          * "Description (*.foo *.bar ...) */
         QRegExp filter_re(".* \\(\\*\\.(.*)[ \\)]");
         QString selectedSuffix;
         if (filter_re.exactMatch(selectedFilter)) {
             selectedSuffix = filter_re.cap(1);
         }
         *selectedSuffixOut = selectedSuffix;
     }
     return result;
 }
 
 Qt::ConnectionType blockingGUIThreadConnection() {
     if (QThread::currentThread() != qApp->thread()) {
         return Qt::BlockingQueuedConnection;
     } else {
         return Qt::DirectConnection;
     }
 }
 
 bool checkPoint(const QPoint &p, const QWidget *w) {
     QWidget *atW = QApplication::widgetAt(w->mapToGlobal(p));
     if (!atW) {
         return false;
     }
     return atW->window() == w;
 }
 
 bool isObscured(QWidget *w) {
     return !(checkPoint(QPoint(0, 0), w) &&
              checkPoint(QPoint(w->width() - 1, 0), w) &&
              checkPoint(QPoint(0, w->height() - 1), w) &&
              checkPoint(QPoint(w->width() - 1, w->height() - 1), w) &&
              checkPoint(QPoint(w->width() / 2, w->height() / 2), w));
 }
 
 void bringToFront(QWidget *w) {
 #ifdef Q_OS_MAC
     ForceActivation();
 #endif
 
     if (w) {
         // activateWindow() (sometimes) helps with keyboard focus on Windows
         if (w->isMinimized()) {
             w->showNormal();
         } else {
             w->show();
         }
         w->activateWindow();
         w->raise();
     }
 }
 
 void openDebugLogfile() {
     fs::path pathDebug = GetDataDir() / "debug.log";
 
     /* Open debug.log with the associated application */
     if (fs::exists(pathDebug)) {
         QDesktopServices::openUrl(
             QUrl::fromLocalFile(boostPathToQString(pathDebug)));
     }
 }
 
 bool openBitcoinConf() {
     fs::path pathConfig =
         GetConfigFile(gArgs.GetArg("-conf", BITCOIN_CONF_FILENAME));
 
     /* Create the file */
     fsbridge::ofstream configFile(pathConfig, std::ios_base::app);
 
     if (!configFile.good()) {
         return false;
     }
 
     configFile.close();
 
     /* Open bitcoin.conf with the associated application */
     return QDesktopServices::openUrl(
         QUrl::fromLocalFile(boostPathToQString(pathConfig)));
 }
 
 QStringList splitSkipEmptyParts(const QString &s, const QString &separator) {
     return s.split(separator,
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 14, 0))
                    Qt::SkipEmptyParts
 #else
                    QString::SkipEmptyParts
 #endif
     );
 }
 
 ToolTipToRichTextFilter::ToolTipToRichTextFilter(int _size_threshold,
                                                  QObject *parent)
     : QObject(parent), size_threshold(_size_threshold) {}
 
 bool ToolTipToRichTextFilter::eventFilter(QObject *obj, QEvent *evt) {
     if (evt->type() == QEvent::ToolTipChange) {
         QWidget *widget = static_cast<QWidget *>(obj);
         QString tooltip = widget->toolTip();
         if (tooltip.size() > size_threshold && !tooltip.startsWith("<qt") &&
             !Qt::mightBeRichText(tooltip)) {
             // Envelop with <qt></qt> to make sure Qt detects this as rich text
             // Escape the current message as HTML and replace \n by <br>
             tooltip = "<qt>" + HtmlEscape(tooltip, true) + "</qt>";
             widget->setToolTip(tooltip);
             return true;
         }
     }
     return QObject::eventFilter(obj, evt);
 }
 
 void TableViewLastColumnResizingFixer::connectViewHeadersSignals() {
     connect(tableView->horizontalHeader(), &QHeaderView::sectionResized, this,
             &TableViewLastColumnResizingFixer::on_sectionResized);
     connect(tableView->horizontalHeader(), &QHeaderView::geometriesChanged,
             this, &TableViewLastColumnResizingFixer::on_geometriesChanged);
 }
 
 // We need to disconnect these while handling the resize events, otherwise we
 // can enter infinite loops.
 void TableViewLastColumnResizingFixer::disconnectViewHeadersSignals() {
     disconnect(tableView->horizontalHeader(), &QHeaderView::sectionResized,
                this, &TableViewLastColumnResizingFixer::on_sectionResized);
     disconnect(tableView->horizontalHeader(), &QHeaderView::geometriesChanged,
                this, &TableViewLastColumnResizingFixer::on_geometriesChanged);
 } // namespace GUIUtil
 
 // Setup the resize mode, handles compatibility for Qt5 and below as the method
 // signatures changed.
 // Refactored here for readability.
 void TableViewLastColumnResizingFixer::setViewHeaderResizeMode(
     int logicalIndex, QHeaderView::ResizeMode resizeMode) {
     tableView->horizontalHeader()->setSectionResizeMode(logicalIndex,
                                                         resizeMode);
 }
 
 void TableViewLastColumnResizingFixer::resizeColumn(int nColumnIndex,
                                                     int width) {
     tableView->setColumnWidth(nColumnIndex, width);
     tableView->horizontalHeader()->resizeSection(nColumnIndex, width);
 }
 
 int TableViewLastColumnResizingFixer::getColumnsWidth() {
     int nColumnsWidthSum = 0;
     for (int i = 0; i < columnCount; i++) {
         nColumnsWidthSum += tableView->horizontalHeader()->sectionSize(i);
     }
     return nColumnsWidthSum;
 }
 
 int TableViewLastColumnResizingFixer::getAvailableWidthForColumn(int column) {
     int nResult = lastColumnMinimumWidth;
     int nTableWidth = tableView->horizontalHeader()->width();
 
     if (nTableWidth > 0) {
         int nOtherColsWidth =
             getColumnsWidth() -
             tableView->horizontalHeader()->sectionSize(column);
         nResult = std::max(nResult, nTableWidth - nOtherColsWidth);
     }
 
     return nResult;
 }
 
 // Make sure we don't make the columns wider than the table's viewport width.
 void TableViewLastColumnResizingFixer::adjustTableColumnsWidth() {
     disconnectViewHeadersSignals();
     resizeColumn(lastColumnIndex, getAvailableWidthForColumn(lastColumnIndex));
     connectViewHeadersSignals();
 
     int nTableWidth = tableView->horizontalHeader()->width();
     int nColsWidth = getColumnsWidth();
     if (nColsWidth > nTableWidth) {
         resizeColumn(secondToLastColumnIndex,
                      getAvailableWidthForColumn(secondToLastColumnIndex));
     }
 }
 
 // Make column use all the space available, useful during window resizing.
 void TableViewLastColumnResizingFixer::stretchColumnWidth(int column) {
     disconnectViewHeadersSignals();
     resizeColumn(column, getAvailableWidthForColumn(column));
     connectViewHeadersSignals();
 }
 
 // When a section is resized this is a slot-proxy for ajustAmountColumnWidth().
 void TableViewLastColumnResizingFixer::on_sectionResized(int logicalIndex,
                                                          int oldSize,
                                                          int newSize) {
     adjustTableColumnsWidth();
     int remainingWidth = getAvailableWidthForColumn(logicalIndex);
     if (newSize > remainingWidth) {
         resizeColumn(logicalIndex, remainingWidth);
     }
 }
 
 // When the table's geometry is ready, we manually perform the stretch of the
 // "Message" column,
 // as the "Stretch" resize mode does not allow for interactive resizing.
 void TableViewLastColumnResizingFixer::on_geometriesChanged() {
     if ((getColumnsWidth() - this->tableView->horizontalHeader()->width()) !=
         0) {
         disconnectViewHeadersSignals();
         resizeColumn(secondToLastColumnIndex,
                      getAvailableWidthForColumn(secondToLastColumnIndex));
         connectViewHeadersSignals();
     }
 }
 
 /**
  * Initializes all internal variables and prepares the
  * the resize modes of the last 2 columns of the table and
  */
 TableViewLastColumnResizingFixer::TableViewLastColumnResizingFixer(
     QTableView *table, int lastColMinimumWidth, int allColsMinimumWidth,
     QObject *parent)
     : QObject(parent), tableView(table),
       lastColumnMinimumWidth(lastColMinimumWidth),
       allColumnsMinimumWidth(allColsMinimumWidth) {
     columnCount = tableView->horizontalHeader()->count();
     lastColumnIndex = columnCount - 1;
     secondToLastColumnIndex = columnCount - 2;
     tableView->horizontalHeader()->setMinimumSectionSize(
         allColumnsMinimumWidth);
     setViewHeaderResizeMode(secondToLastColumnIndex, QHeaderView::Interactive);
     setViewHeaderResizeMode(lastColumnIndex, QHeaderView::Interactive);
 }
 
 #ifdef WIN32
 static fs::path StartupShortcutPath() {
     std::string chain = gArgs.GetChainName();
     if (chain == CBaseChainParams::MAIN) {
         return GetSpecialFolderPath(CSIDL_STARTUP) / "Bitcoin.lnk";
     }
     // Remove this special case when CBaseChainParams::TESTNET = "testnet4"
     if (chain == CBaseChainParams::TESTNET) {
         return GetSpecialFolderPath(CSIDL_STARTUP) / "Bitcoin (testnet).lnk";
     }
     return GetSpecialFolderPath(CSIDL_STARTUP) /
            strprintf("Bitcoin (%s).lnk", chain);
 }
 
 bool GetStartOnSystemStartup() {
     // check for Bitcoin*.lnk
     return fs::exists(StartupShortcutPath());
 }
 
 bool SetStartOnSystemStartup(bool fAutoStart) {
     // If the shortcut exists already, remove it for updating
     fs::remove(StartupShortcutPath());
 
     if (fAutoStart) {
         CoInitialize(nullptr);
 
         // Get a pointer to the IShellLink interface.
         IShellLinkW *psl = nullptr;
         HRESULT hres =
             CoCreateInstance(CLSID_ShellLink, nullptr, CLSCTX_INPROC_SERVER,
                              IID_IShellLinkW, reinterpret_cast<void **>(&psl));
 
         if (SUCCEEDED(hres)) {
             // Get the current executable path
             WCHAR pszExePath[MAX_PATH];
             GetModuleFileNameW(nullptr, pszExePath, ARRAYSIZE(pszExePath));
 
             // Start client minimized
             QString strArgs = "-min";
             // Set -testnet /-regtest options
             strArgs += QString::fromStdString(
                 strprintf(" -chain=%s", gArgs.GetChainName()));
 
             // Set the path to the shortcut target
             psl->SetPath(pszExePath);
             PathRemoveFileSpecW(pszExePath);
             psl->SetWorkingDirectory(pszExePath);
             psl->SetShowCmd(SW_SHOWMINNOACTIVE);
             psl->SetArguments(strArgs.toStdWString().c_str());
 
             // Query IShellLink for the IPersistFile interface for
             // saving the shortcut in persistent storage.
             IPersistFile *ppf = nullptr;
             hres = psl->QueryInterface(IID_IPersistFile,
                                        reinterpret_cast<void **>(&ppf));
             if (SUCCEEDED(hres)) {
                 // Save the link by calling IPersistFile::Save.
                 hres = ppf->Save(StartupShortcutPath().wstring().c_str(), TRUE);
                 ppf->Release();
                 psl->Release();
                 CoUninitialize();
                 return true;
             }
             psl->Release();
         }
         CoUninitialize();
         return false;
     }
     return true;
 }
 #elif defined(Q_OS_LINUX)
 
 // Follow the Desktop Application Autostart Spec:
 // http://standards.freedesktop.org/autostart-spec/autostart-spec-latest.html
 
 static fs::path GetAutostartDir() {
     char *pszConfigHome = getenv("XDG_CONFIG_HOME");
     if (pszConfigHome) {
         return fs::path(pszConfigHome) / "autostart";
     }
     char *pszHome = getenv("HOME");
     if (pszHome) {
         return fs::path(pszHome) / ".config" / "autostart";
     }
     return fs::path();
 }
 
 static fs::path GetAutostartFilePath() {
     std::string chain = gArgs.GetChainName();
     if (chain == CBaseChainParams::MAIN) {
         return GetAutostartDir() / "bitcoin.desktop";
     }
     return GetAutostartDir() / strprintf("bitcoin-%s.desktop", chain);
 }
 
 bool GetStartOnSystemStartup() {
     fsbridge::ifstream optionFile(GetAutostartFilePath());
     if (!optionFile.good()) {
         return false;
     }
     // Scan through file for "Hidden=true":
     std::string line;
     while (!optionFile.eof()) {
         getline(optionFile, line);
         if (line.find("Hidden") != std::string::npos &&
             line.find("true") != std::string::npos) {
             return false;
         }
     }
     optionFile.close();
 
     return true;
 }
 
 bool SetStartOnSystemStartup(bool fAutoStart) {
     if (!fAutoStart) {
         fs::remove(GetAutostartFilePath());
     } else {
         char pszExePath[MAX_PATH + 1];
         ssize_t r =
             readlink("/proc/self/exe", pszExePath, sizeof(pszExePath) - 1);
         if (r == -1) {
             return false;
         }
         pszExePath[r] = '\0';
 
         fs::create_directories(GetAutostartDir());
 
         fsbridge::ofstream optionFile(
             GetAutostartFilePath(), std::ios_base::out | std::ios_base::trunc);
         if (!optionFile.good()) {
             return false;
         }
         std::string chain = gArgs.GetChainName();
         // Write a bitcoin.desktop file to the autostart directory:
         optionFile << "[Desktop Entry]\n";
         optionFile << "Type=Application\n";
         if (chain == CBaseChainParams::MAIN) {
             optionFile << "Name=Bitcoin\n";
         } else {
             optionFile << strprintf("Name=Bitcoin (%s)\n", chain);
         }
         optionFile << "Exec=" << pszExePath
                    << strprintf(" -min -chain=%s\n", chain);
         optionFile << "Terminal=false\n";
         optionFile << "Hidden=false\n";
         optionFile.close();
     }
     return true;
 }
 
 #else
 
 bool GetStartOnSystemStartup() {
     return false;
 }
 bool SetStartOnSystemStartup(bool fAutoStart) {
     return false;
 }
 
 #endif
 
 void setClipboard(const QString &str) {
     QApplication::clipboard()->setText(str, QClipboard::Clipboard);
     QApplication::clipboard()->setText(str, QClipboard::Selection);
 }
 
 fs::path qstringToBoostPath(const QString &path) {
     return fs::path(path.toStdString());
 }
 
 QString boostPathToQString(const fs::path &path) {
     return QString::fromStdString(path.string());
 }
 
 QString formatDurationStr(int secs) {
     QStringList strList;
     int days = secs / 86400;
     int hours = (secs % 86400) / 3600;
     int mins = (secs % 3600) / 60;
     int seconds = secs % 60;
 
     if (days) {
         strList.append(QString(QObject::tr("%1 d")).arg(days));
     }
     if (hours) {
         strList.append(QString(QObject::tr("%1 h")).arg(hours));
     }
     if (mins) {
         strList.append(QString(QObject::tr("%1 m")).arg(mins));
     }
     if (seconds || (!days && !hours && !mins)) {
         strList.append(QString(QObject::tr("%1 s")).arg(seconds));
     }
 
     return strList.join(" ");
 }
 
 QString formatServicesStr(quint64 mask) {
     QStringList strList;
 
     // Don't display experimental service bits
     for (uint64_t check = 1; check <= NODE_LAST_NON_EXPERIMENTAL_SERVICE_BIT;
          check <<= 1) {
         if (mask & check) {
             switch (check) {
                 case NODE_NETWORK:
                     strList.append("NETWORK");
                     break;
                 case NODE_GETUTXO:
                     strList.append("GETUTXO");
                     break;
                 case NODE_BLOOM:
                     strList.append("BLOOM");
                     break;
                 case NODE_XTHIN:
                     strList.append("XTHIN");
                     break;
                 case NODE_BITCOIN_CASH:
                     strList.append("CASH");
                     break;
                 case NODE_NETWORK_LIMITED:
                     strList.append("LIMITED");
                     break;
                 default:
                     strList.append(QString("%1[%2]").arg("UNKNOWN").arg(check));
             }
         }
     }
 
     if (strList.size()) {
         return strList.join(" & ");
     } else {
         return QObject::tr("None");
     }
 }
 
 QString formatPingTime(int64_t ping_usec) {
     return (ping_usec == std::numeric_limits<int64_t>::max() || ping_usec == 0)
                ? QObject::tr("N/A")
                : QString(QObject::tr("%1 ms"))
                      .arg(QString::number(int(ping_usec / 1000), 10));
 }
 
 QString formatTimeOffset(int64_t nTimeOffset) {
     return QString(QObject::tr("%1 s"))
         .arg(QString::number((int)nTimeOffset, 10));
 }
 
 QString formatNiceTimeOffset(qint64 secs) {
     // Represent time from last generated block in human readable text
     QString timeBehindText;
     const int HOUR_IN_SECONDS = 60 * 60;
     const int DAY_IN_SECONDS = 24 * 60 * 60;
     const int WEEK_IN_SECONDS = 7 * 24 * 60 * 60;
     // Average length of year in Gregorian calendar
     const int YEAR_IN_SECONDS = 31556952;
     if (secs < 60) {
         timeBehindText = QObject::tr("%n second(s)", "", secs);
     } else if (secs < 2 * HOUR_IN_SECONDS) {
         timeBehindText = QObject::tr("%n minute(s)", "", secs / 60);
     } else if (secs < 2 * DAY_IN_SECONDS) {
         timeBehindText = QObject::tr("%n hour(s)", "", secs / HOUR_IN_SECONDS);
     } else if (secs < 2 * WEEK_IN_SECONDS) {
         timeBehindText = QObject::tr("%n day(s)", "", secs / DAY_IN_SECONDS);
     } else if (secs < YEAR_IN_SECONDS) {
         timeBehindText = QObject::tr("%n week(s)", "", secs / WEEK_IN_SECONDS);
     } else {
         qint64 years = secs / YEAR_IN_SECONDS;
         qint64 remainder = secs % YEAR_IN_SECONDS;
         timeBehindText = QObject::tr("%1 and %2")
                              .arg(QObject::tr("%n year(s)", "", years))
                              .arg(QObject::tr("%n week(s)", "",
                                               remainder / WEEK_IN_SECONDS));
     }
     return timeBehindText;
 }
 
 QString formatBytes(uint64_t bytes) {
     if (bytes < 1024) {
         return QString(QObject::tr("%1 B")).arg(bytes);
     }
     if (bytes < 1024 * 1024) {
         return QString(QObject::tr("%1 KB")).arg(bytes / 1024);
     }
     if (bytes < 1024 * 1024 * 1024) {
         return QString(QObject::tr("%1 MB")).arg(bytes / 1024 / 1024);
     }
 
     return QString(QObject::tr("%1 GB")).arg(bytes / 1024 / 1024 / 1024);
 }
 
 bool ClickableLabel::hasPixmap() const {
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
     return !pixmap(Qt::ReturnByValue).isNull();
 #else
     return pixmap() != nullptr;
 #endif
 }
 
 qreal calculateIdealFontSize(int width, const QString &text, QFont font,
                              qreal minPointSize, qreal font_size) {
     while (font_size >= minPointSize) {
         font.setPointSizeF(font_size);
         QFontMetrics fm(font);
         if (GUIUtil::TextWidth(fm, text) < width) {
             break;
         }
         font_size -= 0.5;
     }
     return font_size;
 }
 
 void ClickableLabel::mouseReleaseEvent(QMouseEvent *event) {
     Q_EMIT clicked(event->pos());
 }
 
 void ClickableProgressBar::mouseReleaseEvent(QMouseEvent *event) {
     Q_EMIT clicked(event->pos());
 }
 
 bool ItemDelegate::eventFilter(QObject *object, QEvent *event) {
     if (event->type() == QEvent::KeyPress) {
         if (static_cast<QKeyEvent *>(event)->key() == Qt::Key_Escape) {
             Q_EMIT keyEscapePressed();
         }
     }
     return QItemDelegate::eventFilter(object, event);
 }
 
 int TextWidth(const QFontMetrics &fm, const QString &text) {
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 11, 0))
     return fm.horizontalAdvance(text);
 #else
     return fm.width(text);
 #endif
 }
 
 void PolishProgressDialog(QProgressDialog *dialog) {
 #ifdef Q_OS_MAC
     // Workaround for macOS-only Qt bug; see: QTBUG-65750, QTBUG-70357.
     const int margin = GUIUtil::TextWidth(dialog->fontMetrics(), "X");
     dialog->resize(dialog->width() + 2 * margin, dialog->height());
     dialog->show();
 #else
     Q_UNUSED(dialog);
 #endif
 }
 
 void LogQtInfo() {
 #ifdef QT_STATIC
     const std::string qt_link{"static"};
 #else
     const std::string qt_link{"dynamic"};
 #endif
 #ifdef QT_STATICPLUGIN
     const std::string plugin_link{"static"};
 #else
     const std::string plugin_link{"dynamic"};
 #endif
     LogPrintf("Qt %s (%s), plugin=%s (%s)\n", qVersion(), qt_link,
               QGuiApplication::platformName().toStdString(), plugin_link);
     LogPrintf("System: %s, %s\n", QSysInfo::prettyProductName().toStdString(),
               QSysInfo::buildAbi().toStdString());
     for (const QScreen *s : QGuiApplication::screens()) {
         LogPrintf("Screen: %s %dx%d, pixel ratio=%.1f\n",
                   s->name().toStdString(), s->size().width(),
                   s->size().height(), s->devicePixelRatio());
     }
 }
 
 } // namespace GUIUtil