diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index f47f506de..ec79a292a 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -1,966 +1,976 @@
 // 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 <fs.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/walletmodel.h>
 #include <script/script.h>
 #include <script/standard.h>
 #include <util/strencodings.h>
 #include <util/system.h>
 
 #ifdef WIN32
 #ifdef _WIN32_WINNT
 #undef _WIN32_WINNT
 #endif
 #define _WIN32_WINNT 0x0501
 #ifdef _WIN32_IE
 #undef _WIN32_IE
 #endif
 #define _WIN32_IE 0x0501
 #define WIN32_LEAN_AND_MEAN 1
 #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 <QKeyEvent>
 #include <QLineEdit>
 #include <QMouseEvent>
 #include <QSettings>
 #include <QTextDocument> // for Qt::mightBeRichText
 #include <QThread>
 #include <QUrlQuery>
 
 #if defined(Q_OS_MAC)
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 
 #include <CoreServices/CoreServices.h>
 
 void ForceActivation();
 #endif
 
 namespace GUIUtil {
 
 QString dateTimeStr(const QDateTime &date) {
     return date.date().toString(Qt::SystemLocaleShortDate) + 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->topLevelWidget() == 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.lnk", 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;
 }
 
 #elif defined(Q_OS_MAC)
 // based on:
 // https://github.com/Mozketo/LaunchAtLoginController/blob/master/LaunchAtLoginController.m
 
 // NB: caller must release returned ref if it's not NULL
 LSSharedFileListItemRef findStartupItemInList(LSSharedFileListRef list,
                                               CFURLRef findUrl);
 LSSharedFileListItemRef findStartupItemInList(LSSharedFileListRef list,
                                               CFURLRef findUrl) {
     LSSharedFileListItemRef foundItem = nullptr;
     // loop through the list of startup items and try to find the bitcoin app
     CFArrayRef listSnapshot = LSSharedFileListCopySnapshot(list, nullptr);
     for (int i = 0; !foundItem && i < CFArrayGetCount(listSnapshot); ++i) {
         LSSharedFileListItemRef item =
             (LSSharedFileListItemRef)CFArrayGetValueAtIndex(listSnapshot, i);
         UInt32 resolutionFlags = kLSSharedFileListNoUserInteraction |
                                  kLSSharedFileListDoNotMountVolumes;
         CFURLRef currentItemURL = nullptr;
 
 #if defined(MAC_OS_X_VERSION_MAX_ALLOWED) &&                                   \
     MAC_OS_X_VERSION_MAX_ALLOWED >= 10100
         if (&LSSharedFileListItemCopyResolvedURL) {
             currentItemURL = LSSharedFileListItemCopyResolvedURL(
                 item, resolutionFlags, nullptr);
         }
 #if defined(MAC_OS_X_VERSION_MIN_REQUIRED) &&                                  \
     MAC_OS_X_VERSION_MIN_REQUIRED < 10100
         else {
             LSSharedFileListItemResolve(item, resolutionFlags, &currentItemURL,
                                         nullptr);
         }
 #endif
 #else
         LSSharedFileListItemResolve(item, resolutionFlags, &currentItemURL,
                                     nullptr);
 #endif
 
         if (currentItemURL && CFEqual(currentItemURL, findUrl)) {
             // found
             CFRetain(foundItem = item);
         }
         if (currentItemURL) {
             CFRelease(currentItemURL);
         }
     }
     CFRelease(listSnapshot);
     return foundItem;
 }
 
 bool GetStartOnSystemStartup() {
     CFURLRef bitcoinAppUrl = CFBundleCopyBundleURL(CFBundleGetMainBundle());
     LSSharedFileListRef loginItems = LSSharedFileListCreate(
         nullptr, kLSSharedFileListSessionLoginItems, nullptr);
     LSSharedFileListItemRef foundItem =
         findStartupItemInList(loginItems, bitcoinAppUrl);
     // findStartupItemInList retains the item it returned, need to release
     if (foundItem) {
         CFRelease(foundItem);
     }
     CFRelease(loginItems);
     CFRelease(bitcoinAppUrl);
     return foundItem;
 }
 
 bool SetStartOnSystemStartup(bool fAutoStart) {
     CFURLRef bitcoinAppUrl = CFBundleCopyBundleURL(CFBundleGetMainBundle());
     LSSharedFileListRef loginItems = LSSharedFileListCreate(
         nullptr, kLSSharedFileListSessionLoginItems, nullptr);
     LSSharedFileListItemRef foundItem =
         findStartupItemInList(loginItems, bitcoinAppUrl);
 
     if (fAutoStart && !foundItem) {
         // add bitcoin app to startup item list
         LSSharedFileListInsertItemURL(loginItems,
                                       kLSSharedFileListItemBeforeFirst, nullptr,
                                       nullptr, bitcoinAppUrl, nullptr, nullptr);
     } else if (!fAutoStart && foundItem) {
         // remove item
         LSSharedFileListItemRemove(loginItems, foundItem);
     }
     // findStartupItemInList retains the item it returned, need to release
     if (foundItem) {
         CFRelease(foundItem);
     }
     CFRelease(loginItems);
     CFRelease(bitcoinAppUrl);
     return true;
 }
 #pragma GCC diagnostic pop
 #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
 }
 
 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
 }
 
 } // namespace GUIUtil
diff --git a/src/qt/guiutil.h b/src/qt/guiutil.h
index 1ed565574..3a8e0fb05 100644
--- a/src/qt/guiutil.h
+++ b/src/qt/guiutil.h
@@ -1,297 +1,300 @@
 // 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.
 
 #ifndef BITCOIN_QT_GUIUTIL_H
 #define BITCOIN_QT_GUIUTIL_H
 
 #include <amount.h>
 #include <fs.h>
 
 #include <QEvent>
 #include <QHeaderView>
 #include <QItemDelegate>
 #include <QLabel>
 #include <QMessageBox>
 #include <QObject>
 #include <QProgressBar>
 #include <QString>
 #include <QTableView>
 
 class QValidatedLineEdit;
 class SendCoinsRecipient;
 class CChainParams;
 class Config;
 
 namespace interfaces {
 class Node;
 }
 
 QT_BEGIN_NAMESPACE
 class QAbstractItemView;
 class QDateTime;
 class QFont;
 class QLineEdit;
 class QUrl;
 class QWidget;
 QT_END_NAMESPACE
 
 /**
  * Utility functions used by the Bitcoin Qt UI.
  */
 namespace GUIUtil {
 
 // Create human-readable string from date
 QString dateTimeStr(const QDateTime &datetime);
 QString dateTimeStr(qint64 nTime);
 
 // Return a monospace font
 QFont fixedPitchFont();
 
 // Generate an invalid, but convincing address.
 std::string DummyAddress(const CChainParams &params);
 
 // Convert any address into cashaddr
 QString convertToCashAddr(const CChainParams &params, const QString &addr);
 
 // Set up widget for address
 void setupAddressWidget(QValidatedLineEdit *widget, QWidget *parent);
 
 // Parse "bitcoincash:" URI into recipient object, return true on successful
 // parsing
 bool parseBitcoinURI(const QString &scheme, const QUrl &uri,
                      SendCoinsRecipient *out);
 bool parseBitcoinURI(const QString &scheme, QString uri,
                      SendCoinsRecipient *out);
 QString formatBitcoinURI(const SendCoinsRecipient &info);
 QString formatBitcoinURI(const CChainParams &params,
                          const SendCoinsRecipient &info);
 
 // Returns true if given address+amount meets "dust" definition
 bool isDust(interfaces::Node &node, const QString &address, const Amount amount,
             const CChainParams &chainParams);
 
 // HTML escaping for rich text controls
 QString HtmlEscape(const QString &str, bool fMultiLine = false);
 QString HtmlEscape(const std::string &str, bool fMultiLine = false);
 
 /** Copy a field of the currently selected entry of a view to the clipboard.
    Does nothing if nothing
     is selected.
    @param[in] column  Data column to extract from the model
    @param[in] role    Data role to extract from the model
    @see  TransactionView::copyLabel, TransactionView::copyAmount,
    TransactionView::copyAddress
  */
 void copyEntryData(QAbstractItemView *view, int column,
                    int role = Qt::EditRole);
 
 /** Return a field of the currently selected entry as a QString. Does nothing if
    nothing
     is selected.
    @param[in] column  Data column to extract from the model
    @see  TransactionView::copyLabel, TransactionView::copyAmount,
    TransactionView::copyAddress
  */
 QList<QModelIndex> getEntryData(QAbstractItemView *view, int column);
 
 void setClipboard(const QString &str);
 
 /** Get save filename, mimics QFileDialog::getSaveFileName, except that it
   appends a default suffix
     when no suffix is provided by the user.
 
   @param[in] parent  Parent window (or 0)
   @param[in] caption Window caption (or empty, for default)
   @param[in] dir     Starting directory (or empty, to default to documents
   directory)
   @param[in] filter  Filter specification such as "Comma Separated Files
   (*.csv)"
   @param[out] selectedSuffixOut  Pointer to return the suffix (file type) that
   was selected (or 0).
               Can be useful when choosing the save file format based on suffix.
  */
 QString getSaveFileName(QWidget *parent, const QString &caption,
                         const QString &dir, const QString &filter,
                         QString *selectedSuffixOut);
 
 /** Get open filename, convenience wrapper for QFileDialog::getOpenFileName.
 
   @param[in] parent  Parent window (or 0)
   @param[in] caption Window caption (or empty, for default)
   @param[in] dir     Starting directory (or empty, to default to documents
   directory)
   @param[in] filter  Filter specification such as "Comma Separated Files
   (*.csv)"
   @param[out] selectedSuffixOut  Pointer to return the suffix (file type) that
   was selected (or 0).
               Can be useful when choosing the save file format based on suffix.
  */
 QString getOpenFileName(QWidget *parent, const QString &caption,
                         const QString &dir, const QString &filter,
                         QString *selectedSuffixOut);
 
 /** Get connection type to call object slot in GUI thread with invokeMethod. The
    call will be blocking.
 
    @returns If called from the GUI thread, return a Qt::DirectConnection.
             If called from another thread, return a
    Qt::BlockingQueuedConnection.
 */
 Qt::ConnectionType blockingGUIThreadConnection();
 
 // Determine whether a widget is hidden behind other windows
 bool isObscured(QWidget *w);
 
 // Activate, show and raise the widget
 void bringToFront(QWidget *w);
 
 // Open debug.log
 void openDebugLogfile();
 
 // Open the config file
 bool openBitcoinConf();
 
+// Split a QString using given separator, skipping the empty parts
+QStringList splitSkipEmptyParts(const QString &s, const QString &separator);
+
 /** Qt event filter that intercepts ToolTipChange events, and replaces the
  * tooltip with a rich text representation if needed.  This assures that Qt can
  * word-wrap long tooltip messages. Tooltips longer than the provided size
  * threshold (in characters) are wrapped.
  */
 class ToolTipToRichTextFilter : public QObject {
     Q_OBJECT
 
 public:
     explicit ToolTipToRichTextFilter(int size_threshold, QObject *parent = 0);
 
 protected:
     bool eventFilter(QObject *obj, QEvent *evt) override;
 
 private:
     int size_threshold;
 };
 
 /**
  * Makes a QTableView last column feel as if it was being resized from its left
  * border.
  * Also makes sure the column widths are never larger than the table's viewport.
  * In Qt, all columns are resizable from the right, but it's not intuitive
  * resizing the last column from the right.
  * Usually our second to last columns behave as if stretched, and when on
  * stretch mode, columns aren't resizable interactively or programmatically.
  *
  * This helper object takes care of this issue.
  *
  */
 class TableViewLastColumnResizingFixer : public QObject {
     Q_OBJECT
 
 public:
     TableViewLastColumnResizingFixer(QTableView *table, int lastColMinimumWidth,
                                      int allColsMinimumWidth, QObject *parent);
     void stretchColumnWidth(int column);
 
 private:
     QTableView *tableView;
     int lastColumnMinimumWidth;
     int allColumnsMinimumWidth;
     int lastColumnIndex;
     int columnCount;
     int secondToLastColumnIndex;
 
     void adjustTableColumnsWidth();
     int getAvailableWidthForColumn(int column);
     int getColumnsWidth();
     void connectViewHeadersSignals();
     void disconnectViewHeadersSignals();
     void setViewHeaderResizeMode(int logicalIndex,
                                  QHeaderView::ResizeMode resizeMode);
     void resizeColumn(int nColumnIndex, int width);
 
 private Q_SLOTS:
     void on_sectionResized(int logicalIndex, int oldSize, int newSize);
     void on_geometriesChanged();
 };
 
 bool GetStartOnSystemStartup();
 bool SetStartOnSystemStartup(bool fAutoStart);
 
 /* Convert QString to OS specific boost path through UTF-8 */
 fs::path qstringToBoostPath(const QString &path);
 
 /* Convert OS specific boost path to QString through UTF-8 */
 QString boostPathToQString(const fs::path &path);
 
 /* Convert seconds into a QString with days, hours, mins, secs */
 QString formatDurationStr(int secs);
 
 /* Format CNodeStats.nServices bitmask into a user-readable string */
 QString formatServicesStr(quint64 mask);
 
 /*
  * Format a CNodeStats.m_ping_usec into a user-readable string or display N/A,
  * if 0.
  */
 QString formatPingTime(int64_t ping_usec);
 
 /* Format a CNodeCombinedStats.nTimeOffset into a user-readable string. */
 QString formatTimeOffset(int64_t nTimeOffset);
 
 QString formatNiceTimeOffset(qint64 secs);
 
 QString formatBytes(uint64_t bytes);
 
 class ClickableLabel : public QLabel {
     Q_OBJECT
 
 public:
     bool hasPixmap() const;
 
 Q_SIGNALS:
     /** Emitted when the label is clicked. The relative mouse coordinates of the
      * click are passed to the signal.
      */
     void clicked(const QPoint &point);
 
 protected:
     void mouseReleaseEvent(QMouseEvent *event) override;
 };
 
 class ClickableProgressBar : public QProgressBar {
     Q_OBJECT
 
 Q_SIGNALS:
     /** Emitted when the progressbar is clicked. The relative mouse coordinates
      * of the click are passed to the signal.
      */
     void clicked(const QPoint &point);
 
 protected:
     void mouseReleaseEvent(QMouseEvent *event) override;
 };
 
 typedef ClickableProgressBar ProgressBar;
 
 class ItemDelegate : public QItemDelegate {
     Q_OBJECT
 public:
     ItemDelegate(QObject *parent) : QItemDelegate(parent) {}
 
 Q_SIGNALS:
     void keyEscapePressed();
 
 private:
     bool eventFilter(QObject *object, QEvent *event);
 };
 
 /**
  * Returns the distance in pixels appropriate for drawing a subsequent character
  * after text.
  *
  * In Qt 5.12 and before the QFontMetrics::width() is used and it is deprecated
  * since Qt 13.0. In Qt 5.11 the QFontMetrics::horizontalAdvance() was
  * introduced.
  */
 int TextWidth(const QFontMetrics &fm, const QString &text);
 } // namespace GUIUtil
 
 #endif // BITCOIN_QT_GUIUTIL_H
diff --git a/src/qt/optionsmodel.cpp b/src/qt/optionsmodel.cpp
index 15fb530fa..470bbf3f0 100644
--- a/src/qt/optionsmodel.cpp
+++ b/src/qt/optionsmodel.cpp
@@ -1,577 +1,577 @@
 // 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.
 
 #if defined(HAVE_CONFIG_H)
 #include <config/bitcoin-config.h>
 #endif
 
 #include <qt/optionsmodel.h>
 
 #include <amount.h>
 #include <interfaces/node.h>
 #include <net.h>
 #include <netbase.h>
 #include <qt/bitcoinunits.h>
 #include <qt/guiutil.h>
 #include <qt/intro.h>
 #include <txdb.h>       // for -dbcache defaults
 #include <validation.h> // For DEFAULT_SCRIPTCHECK_THREADS
 
 #include <QNetworkProxy>
 #include <QSettings>
 #include <QStringList>
 
 const char *DEFAULT_GUI_PROXY_HOST = "127.0.0.1";
 
 static const QString GetDefaultProxyAddress();
 
 OptionsModel::OptionsModel(interfaces::Node &node, QObject *parent,
                            bool resetSettings)
     : QAbstractListModel(parent), m_node(node) {
     Init(resetSettings);
 }
 
 void OptionsModel::addOverriddenOption(const std::string &option) {
     strOverriddenByCommandLine +=
         QString::fromStdString(option) + "=" +
         QString::fromStdString(gArgs.GetArg(option, "")) + " ";
 }
 
 // Writes all missing QSettings with their default values
 void OptionsModel::Init(bool resetSettings) {
     if (resetSettings) {
         Reset();
     }
 
     checkAndMigrate();
 
     QSettings settings;
 
     // Ensure restart flag is unset on client startup
     setRestartRequired(false);
 
     // These are Qt-only settings:
 
     // Window
     if (!settings.contains("fHideTrayIcon")) {
         settings.setValue("fHideTrayIcon", false);
     }
     fHideTrayIcon = settings.value("fHideTrayIcon").toBool();
     Q_EMIT hideTrayIconChanged(fHideTrayIcon);
 
     if (!settings.contains("fMinimizeToTray")) {
         settings.setValue("fMinimizeToTray", false);
     }
     fMinimizeToTray =
         settings.value("fMinimizeToTray").toBool() && !fHideTrayIcon;
 
     if (!settings.contains("fMinimizeOnClose")) {
         settings.setValue("fMinimizeOnClose", false);
     }
     fMinimizeOnClose = settings.value("fMinimizeOnClose").toBool();
 
     // Display
     if (!settings.contains("nDisplayUnit")) {
         settings.setValue("nDisplayUnit", BitcoinUnits::BCH);
     }
     nDisplayUnit = settings.value("nDisplayUnit").toInt();
 
     if (!settings.contains("strThirdPartyTxUrls")) {
         settings.setValue("strThirdPartyTxUrls", "");
     }
     strThirdPartyTxUrls = settings.value("strThirdPartyTxUrls", "").toString();
 
     if (!settings.contains("fCoinControlFeatures")) {
         settings.setValue("fCoinControlFeatures", false);
     }
     fCoinControlFeatures =
         settings.value("fCoinControlFeatures", false).toBool();
 
     // These are shared with the core or have a command-line parameter
     // and we want command-line parameters to overwrite the GUI settings.
     //
     // If setting doesn't exist create it with defaults.
     //
     // If gArgs.SoftSetArg() or gArgs.SoftSetBoolArg() return false we were
     // overridden
     // by command-line and show this in the UI.
 
     // Main
     if (!settings.contains("bPrune")) {
         settings.setValue("bPrune", false);
     }
     if (!settings.contains("nPruneSize")) {
         settings.setValue("nPruneSize", 2);
     }
     // Convert prune size to MB:
     const uint64_t nPruneSizeMB = settings.value("nPruneSize").toInt() * 1000;
     if (!m_node.softSetArg("-prune", settings.value("bPrune").toBool()
                                          ? std::to_string(nPruneSizeMB)
                                          : "0")) {
         addOverriddenOption("-prune");
     }
 
     if (!settings.contains("nDatabaseCache")) {
         settings.setValue("nDatabaseCache", (qint64)nDefaultDbCache);
     }
     if (!m_node.softSetArg(
             "-dbcache",
             settings.value("nDatabaseCache").toString().toStdString())) {
         addOverriddenOption("-dbcache");
     }
 
     if (!settings.contains("nThreadsScriptVerif")) {
         settings.setValue("nThreadsScriptVerif", DEFAULT_SCRIPTCHECK_THREADS);
     }
     if (!m_node.softSetArg(
             "-par",
             settings.value("nThreadsScriptVerif").toString().toStdString())) {
         addOverriddenOption("-par");
     }
 
     if (!settings.contains("strDataDir")) {
         settings.setValue("strDataDir", Intro::getDefaultDataDirectory());
     }
 
 // Wallet
 #ifdef ENABLE_WALLET
     if (!settings.contains("bSpendZeroConfChange")) {
         settings.setValue("bSpendZeroConfChange", true);
     }
     if (!m_node.softSetBoolArg(
             "-spendzeroconfchange",
             settings.value("bSpendZeroConfChange").toBool())) {
         addOverriddenOption("-spendzeroconfchange");
     }
 #endif
 
     // Network
     if (!settings.contains("fUseUPnP")) {
         settings.setValue("fUseUPnP", DEFAULT_UPNP);
     }
     if (!m_node.softSetBoolArg("-upnp", settings.value("fUseUPnP").toBool())) {
         addOverriddenOption("-upnp");
     }
 
     if (!settings.contains("fListen")) {
         settings.setValue("fListen", DEFAULT_LISTEN);
     }
     if (!m_node.softSetBoolArg("-listen", settings.value("fListen").toBool())) {
         addOverriddenOption("-listen");
     }
 
     if (!settings.contains("fUseProxy")) {
         settings.setValue("fUseProxy", false);
     }
     if (!settings.contains("addrProxy")) {
         settings.setValue("addrProxy", GetDefaultProxyAddress());
     }
     // Only try to set -proxy, if user has enabled fUseProxy
     if (settings.value("fUseProxy").toBool() &&
         !m_node.softSetArg(
             "-proxy", settings.value("addrProxy").toString().toStdString())) {
         addOverriddenOption("-proxy");
     } else if (!settings.value("fUseProxy").toBool() &&
                !gArgs.GetArg("-proxy", "").empty()) {
         addOverriddenOption("-proxy");
     }
 
     if (!settings.contains("fUseSeparateProxyTor")) {
         settings.setValue("fUseSeparateProxyTor", false);
     }
     if (!settings.contains("addrSeparateProxyTor")) {
         settings.setValue("addrSeparateProxyTor", GetDefaultProxyAddress());
     }
     // Only try to set -onion, if user has enabled fUseSeparateProxyTor
     if (settings.value("fUseSeparateProxyTor").toBool() &&
         !m_node.softSetArg(
             "-onion",
             settings.value("addrSeparateProxyTor").toString().toStdString())) {
         addOverriddenOption("-onion");
     } else if (!settings.value("fUseSeparateProxyTor").toBool() &&
                !gArgs.GetArg("-onion", "").empty()) {
         addOverriddenOption("-onion");
     }
 
     // Display
     if (!settings.contains("language")) {
         settings.setValue("language", "");
     }
     if (!m_node.softSetArg(
             "-lang", settings.value("language").toString().toStdString())) {
         addOverriddenOption("-lang");
     }
 
     language = settings.value("language").toString();
 }
 
 /**
  * Helper function to copy contents from one QSettings to another.
  * By using allKeys this also covers nested settings in a hierarchy.
  */
 static void CopySettings(QSettings &dst, const QSettings &src) {
     for (const QString &key : src.allKeys()) {
         dst.setValue(key, src.value(key));
     }
 }
 
 /** Back up a QSettings to an ini-formatted file. */
 static void BackupSettings(const fs::path &filename, const QSettings &src) {
     qWarning() << "Backing up GUI settings to"
                << GUIUtil::boostPathToQString(filename);
     QSettings dst(GUIUtil::boostPathToQString(filename), QSettings::IniFormat);
     dst.clear();
     CopySettings(dst, src);
 }
 
 void OptionsModel::Reset() {
     QSettings settings;
 
     // Backup old settings to chain-specific datadir for troubleshooting
     BackupSettings(GetDataDir(true) / "guisettings.ini.bak", settings);
 
     // Save the strDataDir setting
     QString dataDir = Intro::getDefaultDataDirectory();
     dataDir = settings.value("strDataDir", dataDir).toString();
 
     // Remove all entries from our QSettings object
     settings.clear();
 
     // Set strDataDir
     settings.setValue("strDataDir", dataDir);
 
     // Set that this was reset
     settings.setValue("fReset", true);
 
     // default setting for OptionsModel::StartAtStartup - disabled
     if (GUIUtil::GetStartOnSystemStartup()) {
         GUIUtil::SetStartOnSystemStartup(false);
     }
 }
 
 int OptionsModel::rowCount(const QModelIndex &parent) const {
     return OptionIDRowCount;
 }
 
 struct ProxySetting {
     bool is_set;
     QString ip;
     QString port;
 };
 
 static ProxySetting GetProxySetting(QSettings &settings, const QString &name) {
     static const ProxySetting default_val = {
         false, DEFAULT_GUI_PROXY_HOST,
         QString("%1").arg(DEFAULT_GUI_PROXY_PORT)};
     // Handle the case that the setting is not set at all
     if (!settings.contains(name)) {
         return default_val;
     }
     // contains IP at index 0 and port at index 1
     QStringList ip_port =
-        settings.value(name).toString().split(":", QString::SkipEmptyParts);
+        GUIUtil::splitSkipEmptyParts(settings.value(name).toString(), ":");
     if (ip_port.size() == 2) {
         return {true, ip_port.at(0), ip_port.at(1)};
     } else { // Invalid: return default
         return default_val;
     }
 }
 
 static void SetProxySetting(QSettings &settings, const QString &name,
                             const ProxySetting &ip_port) {
     settings.setValue(name, ip_port.ip + ":" + ip_port.port);
 }
 
 static const QString GetDefaultProxyAddress() {
     return QString("%1:%2")
         .arg(DEFAULT_GUI_PROXY_HOST)
         .arg(DEFAULT_GUI_PROXY_PORT);
 }
 
 // read QSettings values and return them
 QVariant OptionsModel::data(const QModelIndex &index, int role) const {
     if (role == Qt::EditRole) {
         QSettings settings;
         switch (index.row()) {
             case StartAtStartup:
                 return GUIUtil::GetStartOnSystemStartup();
             case HideTrayIcon:
                 return fHideTrayIcon;
             case MinimizeToTray:
                 return fMinimizeToTray;
             case MapPortUPnP:
 #ifdef USE_UPNP
                 return settings.value("fUseUPnP");
 #else
                 return false;
 #endif
             case MinimizeOnClose:
                 return fMinimizeOnClose;
 
             // default proxy
             case ProxyUse:
                 return settings.value("fUseProxy", false);
             case ProxyIP:
                 return GetProxySetting(settings, "addrProxy").ip;
             case ProxyPort:
                 return GetProxySetting(settings, "addrProxy").port;
 
             // separate Tor proxy
             case ProxyUseTor:
                 return settings.value("fUseSeparateProxyTor", false);
             case ProxyIPTor:
                 return GetProxySetting(settings, "addrSeparateProxyTor").ip;
             case ProxyPortTor:
                 return GetProxySetting(settings, "addrSeparateProxyTor").port;
 
 #ifdef ENABLE_WALLET
             case SpendZeroConfChange:
                 return settings.value("bSpendZeroConfChange");
 #endif
             case DisplayUnit:
                 return nDisplayUnit;
             case ThirdPartyTxUrls:
                 return strThirdPartyTxUrls;
             case Language:
                 return settings.value("language");
             case CoinControlFeatures:
                 return fCoinControlFeatures;
             case Prune:
                 return settings.value("bPrune");
             case PruneSize:
                 return settings.value("nPruneSize");
             case DatabaseCache:
                 return settings.value("nDatabaseCache");
             case ThreadsScriptVerif:
                 return settings.value("nThreadsScriptVerif");
             case Listen:
                 return settings.value("fListen");
             default:
                 return QVariant();
         }
     }
     return QVariant();
 }
 
 // write QSettings values
 bool OptionsModel::setData(const QModelIndex &index, const QVariant &value,
                            int role) {
     bool successful = true; /* set to false on parse error */
     if (role == Qt::EditRole) {
         QSettings settings;
         switch (index.row()) {
             case StartAtStartup:
                 successful = GUIUtil::SetStartOnSystemStartup(value.toBool());
                 break;
             case HideTrayIcon:
                 fHideTrayIcon = value.toBool();
                 settings.setValue("fHideTrayIcon", fHideTrayIcon);
                 Q_EMIT hideTrayIconChanged(fHideTrayIcon);
                 break;
             case MinimizeToTray:
                 fMinimizeToTray = value.toBool();
                 settings.setValue("fMinimizeToTray", fMinimizeToTray);
                 break;
             case MapPortUPnP: // core option - can be changed on-the-fly
                 settings.setValue("fUseUPnP", value.toBool());
                 m_node.mapPort(value.toBool());
                 break;
             case MinimizeOnClose:
                 fMinimizeOnClose = value.toBool();
                 settings.setValue("fMinimizeOnClose", fMinimizeOnClose);
                 break;
 
             // default proxy
             case ProxyUse:
                 if (settings.value("fUseProxy") != value) {
                     settings.setValue("fUseProxy", value.toBool());
                     setRestartRequired(true);
                 }
                 break;
             case ProxyIP: {
                 auto ip_port = GetProxySetting(settings, "addrProxy");
                 if (!ip_port.is_set || ip_port.ip != value.toString()) {
                     ip_port.ip = value.toString();
                     SetProxySetting(settings, "addrProxy", ip_port);
                     setRestartRequired(true);
                 }
             } break;
             case ProxyPort: {
                 auto ip_port = GetProxySetting(settings, "addrProxy");
                 if (!ip_port.is_set || ip_port.port != value.toString()) {
                     ip_port.port = value.toString();
                     SetProxySetting(settings, "addrProxy", ip_port);
                     setRestartRequired(true);
                 }
             } break;
 
             // separate Tor proxy
             case ProxyUseTor:
                 if (settings.value("fUseSeparateProxyTor") != value) {
                     settings.setValue("fUseSeparateProxyTor", value.toBool());
                     setRestartRequired(true);
                 }
                 break;
             case ProxyIPTor: {
                 auto ip_port =
                     GetProxySetting(settings, "addrSeparateProxyTor");
                 if (!ip_port.is_set || ip_port.ip != value.toString()) {
                     ip_port.ip = value.toString();
                     SetProxySetting(settings, "addrSeparateProxyTor", ip_port);
                     setRestartRequired(true);
                 }
             } break;
             case ProxyPortTor: {
                 auto ip_port =
                     GetProxySetting(settings, "addrSeparateProxyTor");
                 if (!ip_port.is_set || ip_port.port != value.toString()) {
                     ip_port.port = value.toString();
                     SetProxySetting(settings, "addrSeparateProxyTor", ip_port);
                     setRestartRequired(true);
                 }
             } break;
 
 #ifdef ENABLE_WALLET
             case SpendZeroConfChange:
                 if (settings.value("bSpendZeroConfChange") != value) {
                     settings.setValue("bSpendZeroConfChange", value);
                     setRestartRequired(true);
                 }
                 break;
 #endif
             case DisplayUnit:
                 setDisplayUnit(value);
                 break;
             case ThirdPartyTxUrls:
                 if (strThirdPartyTxUrls != value.toString()) {
                     strThirdPartyTxUrls = value.toString();
                     settings.setValue("strThirdPartyTxUrls",
                                       strThirdPartyTxUrls);
                     setRestartRequired(true);
                 }
                 break;
             case Language:
                 if (settings.value("language") != value) {
                     settings.setValue("language", value);
                     setRestartRequired(true);
                 }
                 break;
             case CoinControlFeatures:
                 fCoinControlFeatures = value.toBool();
                 settings.setValue("fCoinControlFeatures", fCoinControlFeatures);
                 Q_EMIT coinControlFeaturesChanged(fCoinControlFeatures);
                 break;
             case Prune:
                 if (settings.value("bPrune") != value) {
                     settings.setValue("bPrune", value);
                     setRestartRequired(true);
                 }
                 break;
             case PruneSize:
                 if (settings.value("nPruneSize") != value) {
                     settings.setValue("nPruneSize", value);
                     setRestartRequired(true);
                 }
                 break;
             case DatabaseCache:
                 if (settings.value("nDatabaseCache") != value) {
                     settings.setValue("nDatabaseCache", value);
                     setRestartRequired(true);
                 }
                 break;
             case ThreadsScriptVerif:
                 if (settings.value("nThreadsScriptVerif") != value) {
                     settings.setValue("nThreadsScriptVerif", value);
                     setRestartRequired(true);
                 }
                 break;
             case Listen:
                 if (settings.value("fListen") != value) {
                     settings.setValue("fListen", value);
                     setRestartRequired(true);
                 }
                 break;
             default:
                 break;
         }
     }
 
     Q_EMIT dataChanged(index, index);
 
     return successful;
 }
 
 /** Updates current unit in memory, settings and emits
  * displayUnitChanged(newUnit) signal */
 void OptionsModel::setDisplayUnit(const QVariant &value) {
     if (!value.isNull()) {
         QSettings settings;
         nDisplayUnit = value.toInt();
         settings.setValue("nDisplayUnit", nDisplayUnit);
         Q_EMIT displayUnitChanged(nDisplayUnit);
     }
 }
 
 bool OptionsModel::getProxySettings(QNetworkProxy &proxy) const {
     // Directly query current base proxy, because
     // GUI settings can be overridden with -proxy.
     proxyType curProxy;
     if (m_node.getProxy(NET_IPV4, curProxy)) {
         proxy.setType(QNetworkProxy::Socks5Proxy);
         proxy.setHostName(QString::fromStdString(curProxy.proxy.ToStringIP()));
         proxy.setPort(curProxy.proxy.GetPort());
 
         return true;
     } else {
         proxy.setType(QNetworkProxy::NoProxy);
     }
 
     return false;
 }
 
 void OptionsModel::setRestartRequired(bool fRequired) {
     QSettings settings;
     return settings.setValue("fRestartRequired", fRequired);
 }
 
 bool OptionsModel::isRestartRequired() const {
     QSettings settings;
     return settings.value("fRestartRequired", false).toBool();
 }
 
 void OptionsModel::checkAndMigrate() {
     // Migration of default values
     // Check if the QSettings container was already loaded with this client
     // version
     QSettings settings;
     static const char strSettingsVersionKey[] = "nSettingsVersion";
     int settingsVersion = settings.contains(strSettingsVersionKey)
                               ? settings.value(strSettingsVersionKey).toInt()
                               : 0;
     if (settingsVersion < CLIENT_VERSION) {
         // -dbcache was bumped from 100 to 300 in 0.13
         // see https://github.com/bitcoin/bitcoin/pull/8273
         // force people to upgrade to the new value if they are using 100MB
         if (settingsVersion < 130000 && settings.contains("nDatabaseCache") &&
             settings.value("nDatabaseCache").toLongLong() == 100) {
             settings.setValue("nDatabaseCache", (qint64)nDefaultDbCache);
         }
 
         settings.setValue(strSettingsVersionKey, CLIENT_VERSION);
     }
 
     // Overwrite the 'addrProxy' setting in case it has been set to an illegal
     // default value (see issue #12623; PR #12650).
     if (settings.contains("addrProxy") &&
         settings.value("addrProxy").toString().endsWith("%2")) {
         settings.setValue("addrProxy", GetDefaultProxyAddress());
     }
 
     // Overwrite the 'addrSeparateProxyTor' setting in case it has been set to
     // an illegal default value (see issue #12623; PR #12650).
     if (settings.contains("addrSeparateProxyTor") &&
         settings.value("addrSeparateProxyTor").toString().endsWith("%2")) {
         settings.setValue("addrSeparateProxyTor", GetDefaultProxyAddress());
     }
 }
diff --git a/src/qt/transactionview.cpp b/src/qt/transactionview.cpp
index 876907b94..add38a8aa 100644
--- a/src/qt/transactionview.cpp
+++ b/src/qt/transactionview.cpp
@@ -1,727 +1,726 @@
 // 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/transactionview.h>
 
 #include <qt/addresstablemodel.h>
 #include <qt/bitcoinunits.h>
 #include <qt/csvmodelwriter.h>
 #include <qt/editaddressdialog.h>
 #include <qt/guiutil.h>
 #include <qt/optionsmodel.h>
 #include <qt/platformstyle.h>
 #include <qt/transactiondescdialog.h>
 #include <qt/transactionfilterproxy.h>
 #include <qt/transactionrecord.h>
 #include <qt/transactiontablemodel.h>
 #include <qt/walletmodel.h>
 #include <ui_interface.h>
 
 #include <QComboBox>
 #include <QDateTimeEdit>
 #include <QDesktopServices>
 #include <QDoubleValidator>
 #include <QHBoxLayout>
 #include <QHeaderView>
 #include <QLabel>
 #include <QLineEdit>
 #include <QMenu>
 #include <QPoint>
 #include <QScrollBar>
 #include <QSignalMapper>
 #include <QTableView>
 #include <QTimer>
 #include <QUrl>
 #include <QVBoxLayout>
 
 TransactionView::TransactionView(const PlatformStyle *platformStyle,
                                  QWidget *parent)
     : QWidget(parent), model(nullptr), transactionProxyModel(nullptr),
       transactionView(nullptr), abandonAction(nullptr),
       columnResizingFixer(nullptr) {
     // Build filter row
     setContentsMargins(0, 0, 0, 0);
 
     QHBoxLayout *hlayout = new QHBoxLayout();
     hlayout->setContentsMargins(0, 0, 0, 0);
 
     if (platformStyle->getUseExtraSpacing()) {
         hlayout->setSpacing(5);
         hlayout->addSpacing(26);
     } else {
         hlayout->setSpacing(0);
         hlayout->addSpacing(23);
     }
 
     watchOnlyWidget = new QComboBox(this);
     watchOnlyWidget->setFixedWidth(24);
     watchOnlyWidget->addItem("", TransactionFilterProxy::WatchOnlyFilter_All);
     watchOnlyWidget->addItem(platformStyle->SingleColorIcon(":/icons/eye_plus"),
                              "", TransactionFilterProxy::WatchOnlyFilter_Yes);
     watchOnlyWidget->addItem(
         platformStyle->SingleColorIcon(":/icons/eye_minus"), "",
         TransactionFilterProxy::WatchOnlyFilter_No);
     hlayout->addWidget(watchOnlyWidget);
 
     dateWidget = new QComboBox(this);
     if (platformStyle->getUseExtraSpacing()) {
         dateWidget->setFixedWidth(121);
     } else {
         dateWidget->setFixedWidth(120);
     }
     dateWidget->addItem(tr("All"), All);
     dateWidget->addItem(tr("Today"), Today);
     dateWidget->addItem(tr("This week"), ThisWeek);
     dateWidget->addItem(tr("This month"), ThisMonth);
     dateWidget->addItem(tr("Last month"), LastMonth);
     dateWidget->addItem(tr("This year"), ThisYear);
     dateWidget->addItem(tr("Range..."), Range);
     hlayout->addWidget(dateWidget);
 
     typeWidget = new QComboBox(this);
     if (platformStyle->getUseExtraSpacing()) {
         typeWidget->setFixedWidth(121);
     } else {
         typeWidget->setFixedWidth(120);
     }
 
     typeWidget->addItem(tr("All"), TransactionFilterProxy::ALL_TYPES);
     typeWidget->addItem(
         tr("Received with"),
         TransactionFilterProxy::TYPE(TransactionRecord::RecvWithAddress) |
             TransactionFilterProxy::TYPE(TransactionRecord::RecvFromOther));
     typeWidget->addItem(
         tr("Sent to"),
         TransactionFilterProxy::TYPE(TransactionRecord::SendToAddress) |
             TransactionFilterProxy::TYPE(TransactionRecord::SendToOther));
     typeWidget->addItem(tr("To yourself"), TransactionFilterProxy::TYPE(
                                                TransactionRecord::SendToSelf));
     typeWidget->addItem(tr("Mined"), TransactionFilterProxy::TYPE(
                                          TransactionRecord::Generated));
     typeWidget->addItem(tr("Other"),
                         TransactionFilterProxy::TYPE(TransactionRecord::Other));
 
     hlayout->addWidget(typeWidget);
 
     search_widget = new QLineEdit(this);
     search_widget->setPlaceholderText(
         tr("Enter address, transaction id, or label to search"));
     hlayout->addWidget(search_widget);
 
     amountWidget = new QLineEdit(this);
     amountWidget->setPlaceholderText(tr("Min amount"));
     if (platformStyle->getUseExtraSpacing()) {
         amountWidget->setFixedWidth(97);
     } else {
         amountWidget->setFixedWidth(100);
     }
     amountWidget->setValidator(new QDoubleValidator(0, 1e20, 8, this));
     hlayout->addWidget(amountWidget);
 
     // Delay before filtering transactions in ms
     static const int input_filter_delay = 200;
 
     QTimer *amount_typing_delay = new QTimer(this);
     amount_typing_delay->setSingleShot(true);
     amount_typing_delay->setInterval(input_filter_delay);
 
     QTimer *prefix_typing_delay = new QTimer(this);
     prefix_typing_delay->setSingleShot(true);
     prefix_typing_delay->setInterval(input_filter_delay);
 
     QVBoxLayout *vlayout = new QVBoxLayout(this);
     vlayout->setContentsMargins(0, 0, 0, 0);
     vlayout->setSpacing(0);
 
     QTableView *view = new QTableView(this);
     vlayout->addLayout(hlayout);
     vlayout->addWidget(createDateRangeWidget());
     vlayout->addWidget(view);
     vlayout->setSpacing(0);
     int width = view->verticalScrollBar()->sizeHint().width();
     // Cover scroll bar width with spacing
     if (platformStyle->getUseExtraSpacing()) {
         hlayout->addSpacing(width + 2);
     } else {
         hlayout->addSpacing(width);
     }
     // Always show scroll bar
     view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
     view->setTabKeyNavigation(false);
     view->setContextMenuPolicy(Qt::CustomContextMenu);
 
     view->installEventFilter(this);
 
     transactionView = view;
 
     // Actions
     abandonAction = new QAction(tr("Abandon transaction"), this);
     QAction *copyAddressAction = new QAction(tr("Copy address"), this);
     QAction *copyLabelAction = new QAction(tr("Copy label"), this);
     QAction *copyAmountAction = new QAction(tr("Copy amount"), this);
     QAction *copyTxIDAction = new QAction(tr("Copy transaction ID"), this);
     QAction *copyTxHexAction = new QAction(tr("Copy raw transaction"), this);
     QAction *copyTxPlainText =
         new QAction(tr("Copy full transaction details"), this);
     QAction *editLabelAction = new QAction(tr("Edit label"), this);
     QAction *showDetailsAction =
         new QAction(tr("Show transaction details"), this);
 
     contextMenu = new QMenu(this);
     contextMenu->addAction(copyAddressAction);
     contextMenu->addAction(copyLabelAction);
     contextMenu->addAction(copyAmountAction);
     contextMenu->addAction(copyTxIDAction);
     contextMenu->addAction(copyTxHexAction);
     contextMenu->addAction(copyTxPlainText);
     contextMenu->addAction(showDetailsAction);
     contextMenu->addSeparator();
     contextMenu->addAction(abandonAction);
     contextMenu->addAction(editLabelAction);
 
     mapperThirdPartyTxUrls = new QSignalMapper(this);
 
     // Connect actions
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
     const auto mappedStringEvent = &QSignalMapper::mappedString;
 #else
     const auto mappedStringEvent =
         static_cast<void (QSignalMapper::*)(const QString &)>(
             &QSignalMapper::mapped);
 #endif
     connect(mapperThirdPartyTxUrls, mappedStringEvent, this,
             &TransactionView::openThirdPartyTxUrl);
 
     connect(dateWidget,
             static_cast<void (QComboBox::*)(int)>(&QComboBox::activated), this,
             &TransactionView::chooseDate);
     connect(typeWidget,
             static_cast<void (QComboBox::*)(int)>(&QComboBox::activated), this,
             &TransactionView::chooseType);
     connect(watchOnlyWidget,
             static_cast<void (QComboBox::*)(int)>(&QComboBox::activated), this,
             &TransactionView::chooseWatchonly);
     connect(amountWidget, &QLineEdit::textChanged, amount_typing_delay,
             static_cast<void (QTimer::*)()>(&QTimer::start));
     connect(amount_typing_delay, &QTimer::timeout, this,
             &TransactionView::changedAmount);
     connect(search_widget, &QLineEdit::textChanged, prefix_typing_delay,
             static_cast<void (QTimer::*)()>(&QTimer::start));
     connect(prefix_typing_delay, &QTimer::timeout, this,
             &TransactionView::changedSearch);
 
     connect(view, &QTableView::doubleClicked, this,
             &TransactionView::doubleClicked);
     connect(view, &QTableView::customContextMenuRequested, this,
             &TransactionView::contextualMenu);
 
     connect(abandonAction, &QAction::triggered, this,
             &TransactionView::abandonTx);
     connect(copyAddressAction, &QAction::triggered, this,
             &TransactionView::copyAddress);
     connect(copyLabelAction, &QAction::triggered, this,
             &TransactionView::copyLabel);
     connect(copyAmountAction, &QAction::triggered, this,
             &TransactionView::copyAmount);
     connect(copyTxIDAction, &QAction::triggered, this,
             &TransactionView::copyTxID);
     connect(copyTxHexAction, &QAction::triggered, this,
             &TransactionView::copyTxHex);
     connect(copyTxPlainText, &QAction::triggered, this,
             &TransactionView::copyTxPlainText);
     connect(editLabelAction, &QAction::triggered, this,
             &TransactionView::editLabel);
     connect(showDetailsAction, &QAction::triggered, this,
             &TransactionView::showDetails);
     // Double-clicking on a transaction on the transaction history page shows
     // details
     connect(this, &TransactionView::doubleClicked, this,
             &TransactionView::showDetails);
 }
 
 void TransactionView::setModel(WalletModel *_model) {
     this->model = _model;
     if (_model) {
         transactionProxyModel = new TransactionFilterProxy(this);
         transactionProxyModel->setSourceModel(
             _model->getTransactionTableModel());
         transactionProxyModel->setDynamicSortFilter(true);
         transactionProxyModel->setSortCaseSensitivity(Qt::CaseInsensitive);
         transactionProxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
 
         transactionProxyModel->setSortRole(Qt::EditRole);
 
         transactionView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
         transactionView->setModel(transactionProxyModel);
         transactionView->setAlternatingRowColors(true);
         transactionView->setSelectionBehavior(QAbstractItemView::SelectRows);
         transactionView->setSelectionMode(QAbstractItemView::ExtendedSelection);
         transactionView->horizontalHeader()->setSortIndicator(
             TransactionTableModel::Date, Qt::DescendingOrder);
         transactionView->setSortingEnabled(true);
         transactionView->verticalHeader()->hide();
 
         transactionView->setColumnWidth(TransactionTableModel::Status,
                                         STATUS_COLUMN_WIDTH);
         transactionView->setColumnWidth(TransactionTableModel::Watchonly,
                                         WATCHONLY_COLUMN_WIDTH);
         transactionView->setColumnWidth(TransactionTableModel::Date,
                                         DATE_COLUMN_WIDTH);
         transactionView->setColumnWidth(TransactionTableModel::Type,
                                         TYPE_COLUMN_WIDTH);
         transactionView->setColumnWidth(TransactionTableModel::Amount,
                                         AMOUNT_MINIMUM_COLUMN_WIDTH);
 
         columnResizingFixer = new GUIUtil::TableViewLastColumnResizingFixer(
             transactionView, AMOUNT_MINIMUM_COLUMN_WIDTH, MINIMUM_COLUMN_WIDTH,
             this);
 
         if (_model->getOptionsModel()) {
             // Add third party transaction URLs to context menu
-            QStringList listUrls =
-                _model->getOptionsModel()->getThirdPartyTxUrls().split(
-                    "|", QString::SkipEmptyParts);
+            QStringList listUrls = GUIUtil::splitSkipEmptyParts(
+                _model->getOptionsModel()->getThirdPartyTxUrls(), "|");
             for (int i = 0; i < listUrls.size(); ++i) {
                 QString host =
                     QUrl(listUrls[i].trimmed(), QUrl::StrictMode).host();
                 if (!host.isEmpty()) {
                     // use host as menu item label
                     QAction *thirdPartyTxUrlAction = new QAction(host, this);
                     if (i == 0) {
                         contextMenu->addSeparator();
                     }
                     contextMenu->addAction(thirdPartyTxUrlAction);
                     connect(thirdPartyTxUrlAction, &QAction::triggered,
                             mapperThirdPartyTxUrls,
                             static_cast<void (QSignalMapper::*)()>(
                                 &QSignalMapper::map));
                     mapperThirdPartyTxUrls->setMapping(thirdPartyTxUrlAction,
                                                        listUrls[i].trimmed());
                 }
             }
         }
 
         // show/hide column Watch-only
         updateWatchOnlyColumn(_model->wallet().haveWatchOnly());
 
         // Watch-only signal
         connect(_model, &WalletModel::notifyWatchonlyChanged, this,
                 &TransactionView::updateWatchOnlyColumn);
     }
 }
 
 void TransactionView::chooseDate(int idx) {
     if (!transactionProxyModel) {
         return;
     }
 
     const QDate currentDate = QDate::currentDate();
 
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 14, 0))
     const QDateTime startofDay = currentDate.startOfDay();
 #else
     const QDateTime startofDay = QDateTime(currentDate);
 #endif
     const QDateTime startOfWeek =
         startofDay.addDays(-(currentDate.dayOfWeek() - 1));
     const QDateTime startOfMonth = startofDay.addDays(-(currentDate.day() - 1));
     const QDateTime startOfYear =
         startofDay.addDays(-(currentDate.dayOfYear() - 1));
 
     dateRangeWidget->setVisible(false);
     switch (dateWidget->itemData(idx).toInt()) {
         case All:
             transactionProxyModel->setDateRange(
                 TransactionFilterProxy::MIN_DATE,
                 TransactionFilterProxy::MAX_DATE);
             break;
         case Today:
             transactionProxyModel->setDateRange(
                 startofDay, TransactionFilterProxy::MAX_DATE);
             break;
         case ThisWeek: {
             // Find last Monday
 
             transactionProxyModel->setDateRange(
                 startOfWeek, TransactionFilterProxy::MAX_DATE);
 
         } break;
         case ThisMonth:
 
             transactionProxyModel->setDateRange(
                 startOfMonth, TransactionFilterProxy::MAX_DATE);
             break;
         case LastMonth:
             transactionProxyModel->setDateRange(startOfMonth.addMonths(-1),
                                                 startOfMonth);
             break;
         case ThisYear:
 
             transactionProxyModel->setDateRange(
                 startOfYear, TransactionFilterProxy::MAX_DATE);
             break;
         case Range:
             dateRangeWidget->setVisible(true);
             dateRangeChanged();
             break;
     }
 }
 
 void TransactionView::chooseType(int idx) {
     if (!transactionProxyModel) {
         return;
     }
 
     transactionProxyModel->setTypeFilter(typeWidget->itemData(idx).toInt());
 }
 
 void TransactionView::chooseWatchonly(int idx) {
     if (!transactionProxyModel) {
         return;
     }
 
     transactionProxyModel->setWatchOnlyFilter(
         static_cast<TransactionFilterProxy::WatchOnlyFilter>(
             watchOnlyWidget->itemData(idx).toInt()));
 }
 
 void TransactionView::changedSearch() {
     if (!transactionProxyModel) {
         return;
     }
 
     transactionProxyModel->setSearchString(search_widget->text());
 }
 
 void TransactionView::changedAmount() {
     if (!transactionProxyModel) {
         return;
     }
 
     Amount amount_parsed = Amount::zero();
     if (BitcoinUnits::parse(model->getOptionsModel()->getDisplayUnit(),
                             amountWidget->text(), &amount_parsed)) {
         transactionProxyModel->setMinAmount(amount_parsed);
     } else {
         transactionProxyModel->setMinAmount(Amount::zero());
     }
 }
 
 void TransactionView::exportClicked() {
     if (!model || !model->getOptionsModel()) {
         return;
     }
 
     // CSV is currently the only supported format
     QString filename = GUIUtil::getSaveFileName(
         this, tr("Export Transaction History"), QString(),
         tr("Comma separated file (*.csv)"), nullptr);
 
     if (filename.isNull()) {
         return;
     }
 
     CSVModelWriter writer(filename);
 
     // name, column, role
     writer.setModel(transactionProxyModel);
     writer.addColumn(tr("Confirmed"), 0, TransactionTableModel::ConfirmedRole);
     if (model->wallet().haveWatchOnly()) {
         writer.addColumn(tr("Watch-only"), TransactionTableModel::Watchonly);
     }
     writer.addColumn(tr("Date"), 0, TransactionTableModel::DateRole);
     writer.addColumn(tr("Type"), TransactionTableModel::Type, Qt::EditRole);
     writer.addColumn(tr("Label"), 0, TransactionTableModel::LabelRole);
     writer.addColumn(tr("Address"), 0, TransactionTableModel::AddressRole);
     writer.addColumn(BitcoinUnits::getAmountColumnTitle(
                          model->getOptionsModel()->getDisplayUnit()),
                      0, TransactionTableModel::FormattedAmountRole);
     writer.addColumn(tr("ID"), 0, TransactionTableModel::TxIDRole);
 
     if (!writer.write()) {
         Q_EMIT message(tr("Exporting Failed"),
                        tr("There was an error trying to save the transaction "
                           "history to %1.")
                            .arg(filename),
                        CClientUIInterface::MSG_ERROR);
     } else {
         Q_EMIT message(
             tr("Exporting Successful"),
             tr("The transaction history was successfully saved to %1.")
                 .arg(filename),
             CClientUIInterface::MSG_INFORMATION);
     }
 }
 
 void TransactionView::contextualMenu(const QPoint &point) {
     QModelIndex index = transactionView->indexAt(point);
     QModelIndexList selection =
         transactionView->selectionModel()->selectedRows(0);
     if (selection.empty()) {
         return;
     }
 
     // check if transaction can be abandoned, disable context menu action in
     // case it doesn't
     TxId txid;
     txid.SetHex(selection.at(0)
                     .data(TransactionTableModel::TxHashRole)
                     .toString()
                     .toStdString());
     abandonAction->setEnabled(model->wallet().transactionCanBeAbandoned(txid));
 
     if (index.isValid()) {
         contextMenu->popup(transactionView->viewport()->mapToGlobal(point));
     }
 }
 
 void TransactionView::abandonTx() {
     if (!transactionView || !transactionView->selectionModel()) {
         return;
     }
 
     QModelIndexList selection =
         transactionView->selectionModel()->selectedRows(0);
 
     // get the hash from the TxHashRole (QVariant / QString)
     QString hashQStr =
         selection.at(0).data(TransactionTableModel::TxHashRole).toString();
 
     TxId txid;
     txid.SetHex(hashQStr.toStdString());
 
     // Abandon the wallet transaction over the walletModel
     model->wallet().abandonTransaction(txid);
 
     // Update the table
     model->getTransactionTableModel()->updateTransaction(hashQStr, CT_UPDATED,
                                                          false);
 }
 
 void TransactionView::copyAddress() {
     GUIUtil::copyEntryData(transactionView, 0,
                            TransactionTableModel::AddressRole);
 }
 
 void TransactionView::copyLabel() {
     GUIUtil::copyEntryData(transactionView, 0,
                            TransactionTableModel::LabelRole);
 }
 
 void TransactionView::copyAmount() {
     GUIUtil::copyEntryData(transactionView, 0,
                            TransactionTableModel::FormattedAmountRole);
 }
 
 void TransactionView::copyTxID() {
     GUIUtil::copyEntryData(transactionView, 0, TransactionTableModel::TxIDRole);
 }
 
 void TransactionView::copyTxHex() {
     GUIUtil::copyEntryData(transactionView, 0,
                            TransactionTableModel::TxHexRole);
 }
 
 void TransactionView::copyTxPlainText() {
     GUIUtil::copyEntryData(transactionView, 0,
                            TransactionTableModel::TxPlainTextRole);
 }
 
 void TransactionView::editLabel() {
     if (!transactionView->selectionModel() || !model) {
         return;
     }
 
     QModelIndexList selection =
         transactionView->selectionModel()->selectedRows();
     if (!selection.isEmpty()) {
         AddressTableModel *addressBook = model->getAddressTableModel();
         if (!addressBook) {
             return;
         }
 
         QString address =
             selection.at(0).data(TransactionTableModel::AddressRole).toString();
         if (address.isEmpty()) {
             // If this transaction has no associated address, exit
             return;
         }
         // Is address in address book? Address book can miss address when a
         // transaction is sent from outside the UI.
         int idx = addressBook->lookupAddress(address);
         if (idx != -1) {
             // Edit sending / receiving address
             QModelIndex modelIdx = addressBook->index(idx, 0, QModelIndex());
             // Determine type of address, launch appropriate editor dialog type
             QString type =
                 modelIdx.data(AddressTableModel::TypeRole).toString();
 
             EditAddressDialog dlg(type == AddressTableModel::Receive
                                       ? EditAddressDialog::EditReceivingAddress
                                       : EditAddressDialog::EditSendingAddress,
                                   this);
             dlg.setModel(addressBook);
             dlg.loadRow(idx);
             dlg.exec();
         } else {
             // Add sending address
             EditAddressDialog dlg(EditAddressDialog::NewSendingAddress, this);
             dlg.setModel(addressBook);
             dlg.setAddress(address);
             dlg.exec();
         }
     }
 }
 
 void TransactionView::showDetails() {
     if (!transactionView->selectionModel()) {
         return;
     }
 
     QModelIndexList selection =
         transactionView->selectionModel()->selectedRows();
     if (!selection.isEmpty()) {
         TransactionDescDialog *dlg = new TransactionDescDialog(selection.at(0));
         dlg->setAttribute(Qt::WA_DeleteOnClose);
         dlg->show();
     }
 }
 
 void TransactionView::openThirdPartyTxUrl(QString url) {
     if (!transactionView || !transactionView->selectionModel()) {
         return;
     }
 
     QModelIndexList selection =
         transactionView->selectionModel()->selectedRows(0);
     if (!selection.isEmpty()) {
         QDesktopServices::openUrl(QUrl::fromUserInput(
             url.replace("%s", selection.at(0)
                                   .data(TransactionTableModel::TxHashRole)
                                   .toString())));
     }
 }
 
 QWidget *TransactionView::createDateRangeWidget() {
     dateRangeWidget = new QFrame();
     dateRangeWidget->setFrameStyle(QFrame::Panel | QFrame::Raised);
     dateRangeWidget->setContentsMargins(1, 1, 1, 1);
     QHBoxLayout *layout = new QHBoxLayout(dateRangeWidget);
     layout->setContentsMargins(0, 0, 0, 0);
     layout->addSpacing(23);
     layout->addWidget(new QLabel(tr("Range:")));
 
     dateFrom = new QDateTimeEdit(this);
     dateFrom->setDisplayFormat("dd/MM/yy");
     dateFrom->setCalendarPopup(true);
     dateFrom->setMinimumWidth(100);
     dateFrom->setDate(QDate::currentDate().addDays(-7));
     layout->addWidget(dateFrom);
     layout->addWidget(new QLabel(tr("to")));
 
     dateTo = new QDateTimeEdit(this);
     dateTo->setDisplayFormat("dd/MM/yy");
     dateTo->setCalendarPopup(true);
     dateTo->setMinimumWidth(100);
     dateTo->setDate(QDate::currentDate());
     layout->addWidget(dateTo);
     layout->addStretch();
 
     // Hide by default
     dateRangeWidget->setVisible(false);
 
     // Notify on change
     connect(dateFrom, &QDateTimeEdit::dateChanged, this,
             &TransactionView::dateRangeChanged);
     connect(dateTo, &QDateTimeEdit::dateChanged, this,
             &TransactionView::dateRangeChanged);
 
     return dateRangeWidget;
 }
 
 void TransactionView::dateRangeChanged() {
     if (!transactionProxyModel) {
         return;
     }
 
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 14, 0))
     const QDateTime rangeFrom = dateFrom->date().startOfDay();
     const QDateTime rangeTo = dateTo->date().endOfDay();
 #else
     const QDateTime rangeFrom = QDateTime(dateFrom->date());
     const QDateTime rangeTo = QDateTime(dateTo->date()).addDays(1);
 #endif
 
     transactionProxyModel->setDateRange(rangeFrom, rangeTo);
 }
 
 void TransactionView::focusTransaction(const QModelIndex &idx) {
     if (!transactionProxyModel) {
         return;
     }
 
     QModelIndex targetIdx = transactionProxyModel->mapFromSource(idx);
     transactionView->scrollTo(targetIdx);
     transactionView->setCurrentIndex(targetIdx);
     transactionView->setFocus();
 }
 
 void TransactionView::focusTransaction(const uint256 &txid) {
     if (!transactionProxyModel) {
         return;
     }
 
     const QModelIndexList results =
         this->model->getTransactionTableModel()->match(
             this->model->getTransactionTableModel()->index(0, 0),
             TransactionTableModel::TxHashRole,
             QString::fromStdString(txid.ToString()), -1);
 
     transactionView->setFocus();
     transactionView->selectionModel()->clearSelection();
     for (const QModelIndex &index : results) {
         const QModelIndex targetIndex =
             transactionProxyModel->mapFromSource(index);
         transactionView->selectionModel()->select(
             targetIndex,
             QItemSelectionModel::Rows | QItemSelectionModel::Select);
         // Called once per destination to ensure all results are in view, unless
         // transactions are not ordered by (ascending or descending) date.
         transactionView->scrollTo(targetIndex);
         // scrollTo() does not scroll far enough the first time when
         // transactions are ordered by ascending date.
         if (index == results[0]) {
             transactionView->scrollTo(targetIndex);
         }
     }
 }
 
 // We override the virtual resizeEvent of the QWidget to adjust tables column
 // sizes as the tables width is proportional to the dialogs width.
 void TransactionView::resizeEvent(QResizeEvent *event) {
     QWidget::resizeEvent(event);
     columnResizingFixer->stretchColumnWidth(TransactionTableModel::ToAddress);
 }
 
 // Need to override default Ctrl+C action for amount as default behaviour is
 // just to copy DisplayRole text
 bool TransactionView::eventFilter(QObject *obj, QEvent *event) {
     if (event->type() == QEvent::KeyPress) {
         QKeyEvent *ke = static_cast<QKeyEvent *>(event);
         if (ke->key() == Qt::Key_C &&
             ke->modifiers().testFlag(Qt::ControlModifier)) {
             GUIUtil::copyEntryData(transactionView, 0,
                                    TransactionTableModel::TxPlainTextRole);
             return true;
         }
     }
     return QWidget::eventFilter(obj, event);
 }
 
 // show/hide column Watch-only
 void TransactionView::updateWatchOnlyColumn(bool fHaveWatchOnly) {
     watchOnlyWidget->setVisible(fHaveWatchOnly);
     transactionView->setColumnHidden(TransactionTableModel::Watchonly,
                                      !fHaveWatchOnly);
 }