text: // Copyright (c) 2011-2020 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/bitcoingui.h>
  
  #include <qt/bitcoinunits.h>
  #include <qt/clientmodel.h>
  #include <qt/createwalletdialog.h>
  #include <qt/guiconstants.h>
  #include <qt/guiutil.h>
  #include <qt/modaloverlay.h>
  #include <qt/networkstyle.h>
  #include <qt/notificator.h>
  #include <qt/openuridialog.h>
  #include <qt/optionsdialog.h>
  #include <qt/optionsmodel.h>
  #include <qt/platformstyle.h>
  #include <qt/rpcconsole.h>
  #include <qt/utilitydialog.h>
  #include <qt/styleSheet.h>
  #include <qt/statspage.h>
  // StakePage
  #include <qt/stakepage.h>
  
  #ifdef ENABLE_WALLET
  #include <qt/walletcontroller.h>
  #include <qt/walletframe.h>
  #include <qt/walletmodel.h>
  #include <qt/walletview.h>
  #include <wallet/wallet.h>
  #endif // ENABLE_WALLET
  
  #ifdef Q_OS_MAC
  #include <qt/macdockiconhandler.h>
  #endif
  
  #include <functional>
  #include <chain.h>
  #include <chainparams.h>
  #include <interfaces/handler.h>
  #include <interfaces/node.h>
  #include <node/ui_interface.h>
  #include <util/system.h>
  #include <util/translation.h>
  #include <validation.h>
  
  //proof-of-stake icon
  #include <rpc/server.h>
  
  #include <QAction>
  #include <QApplication>
  #include <QComboBox>
  #include <QCursor>
  #include <QDateTime>
  #include <QDragEnterEvent>
  #include <QListWidget>
  #include <QMenu>
  #include <QMenuBar>
  #include <QMessageBox>
  #include <QMimeData>
  #include <QProgressDialog>
  #include <QPushButton>
  #include <QScreen>
  #include <QSettings>
  #include <QShortcut>
  #include <QStackedWidget>
  #include <QStatusBar>
  #include <QStyle>
  #include <QSystemTrayIcon>
  #include <QTimer>
  #include <QToolBar>
  #include <QUrlQuery>
  #include <QVBoxLayout>
  #include <QWindow>
  
  
  const std::string BitcoinGUI::DEFAULT_UIPLATFORM =
  #if defined(Q_OS_MAC)
          "macosx"
  #elif defined(Q_OS_WIN)
          "windows"
  #else
          "other"
  #endif
          ;
  
  BitcoinGUI::BitcoinGUI(interfaces::Node& node, const PlatformStyle *_platformStyle, const NetworkStyle *networkStyle, QWidget *parent) :
      QMainWindow(parent),
      m_node(node),
      trayIconMenu{new QMenu()},
      platformStyle(_platformStyle),
      m_network_style(networkStyle)
  {
      QSettings settings;
      if (!restoreGeometry(settings.value("MainWindowGeometry").toByteArray())) {
          // Restore failed (perhaps missing setting), center the window
          move(QGuiApplication::primaryScreen()->availableGeometry().center() - frameGeometry().center());
      }
  
      setContextMenuPolicy(Qt::PreventContextMenu);
  
  #ifdef ENABLE_WALLET
      enableWallet = WalletModel::isWalletEnabled();
  #endif // ENABLE_WALLET
      QApplication::setWindowIcon(m_network_style->getTrayAndWindowIcon());
      setWindowIcon(m_network_style->getTrayAndWindowIcon());
      updateWindowTitle();
  
      rpcConsole = new RPCConsole(node, _platformStyle, nullptr);
      helpMessageDialog = new HelpMessageDialog(this, false);
  #ifdef ENABLE_WALLET
      if(enableWallet)
      {
          /** Create wallet frame and make it the central widget */
          walletFrame = new WalletFrame(_platformStyle, this);
          connect(walletFrame, &WalletFrame::createWalletButtonClicked, [this] {
              auto activity = new CreateWalletActivity(getWalletController(), this);
              connect(activity, &CreateWalletActivity::finished, activity, &QObject::deleteLater);
              activity->create();
          });
          setCentralWidget(walletFrame);
      } else
  #endif // ENABLE_WALLET
      {
          /* When compiled without wallet or -disablewallet is provided,
           * the central widget is the rpc console.
           */
          setCentralWidget(rpcConsole);
          Q_EMIT consoleShown(rpcConsole);
      }
  
      modalOverlay = new ModalOverlay(enableWallet, this->centralWidget());
  
      // Accept D&D of URIs
      setAcceptDrops(true);
  
      // Create actions for the toolbar, menu bar and tray/dock icon
      // Needs walletFrame to be initialized
      createActions();
  
      // Create application menu bar
      createMenuBar();
  
      // Create the toolbars
      createToolBars();
  
      // Create system tray icon and notification
      if (QSystemTrayIcon::isSystemTrayAvailable()) {
          createTrayIcon();
      }
      notificator = new Notificator(QApplication::applicationName(), trayIcon, this);
  
      // Create status bar
      statusBar();
  
      // Disable size grip because it looks ugly and nobody needs it
      statusBar()->setSizeGripEnabled(false);
  
      // Status bar notification icons
      QFrame *frameBlocks = new QFrame();
      frameBlocks->setContentsMargins(0,0,0,0);
      frameBlocks->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);
      QHBoxLayout *frameBlocksLayout = new QHBoxLayout(frameBlocks);
      frameBlocksLayout->setContentsMargins(3,0,3,0);
      frameBlocksLayout->setSpacing(3);
      unitDisplayControl = new UnitDisplayStatusBarControl(platformStyle);
      labelWalletEncryptionIcon = new GUIUtil::ThemedLabel(platformStyle);
      labelWalletHDStatusIcon = new GUIUtil::ThemedLabel(platformStyle);
      labelProxyIcon = new GUIUtil::ClickableLabel(platformStyle);
      connectionsControl = new GUIUtil::ClickableLabel(platformStyle);
      connectionsCount = new GUIUtil::ClickableLabel(platformStyle);
      connectionsCount->setStyleSheet("QLabel {font-family:MADE TOMMY; color : #008AC8; }");
      labelBlocksIcon = new GUIUtil::ClickableLabel(platformStyle);
      labelStakingIcon = new QLabel();
      frameBlocksLayout->addStretch();
      if(enableWallet)
      {
          frameBlocksLayout->addStretch();
          frameBlocksLayout->addWidget(unitDisplayControl);
          frameBlocksLayout->addStretch();
          frameBlocksLayout->addWidget(labelWalletEncryptionIcon);
          frameBlocksLayout->addWidget(labelWalletHDStatusIcon);
      }
      frameBlocksLayout->addWidget(labelProxyIcon);
      frameBlocksLayout->addStretch();
      frameBlocksLayout->addWidget(labelStakingIcon);
      frameBlocksLayout->addStretch();
      frameBlocksLayout->addWidget(connectionsControl);
      frameBlocksLayout->addStretch();
      frameBlocksLayout->addWidget(connectionsCount);
      frameBlocksLayout->addStretch();
      frameBlocksLayout->addWidget(labelBlocksIcon);
      frameBlocksLayout->addStretch();
  
  #ifdef ENABLE_WALLET
      if (gArgs.GetBoolArg("-staking", true))
      {
          QTimer *timerStakingIcon = new QTimer(labelStakingIcon);
          connect(timerStakingIcon, SIGNAL(timeout()), this, SLOT(updateStakingIcon()));
          timerStakingIcon->start(1000);
  
          updateStakingIcon();
      }
      else
      {
          labelStakingIcon->setVisible(false);
      }
  #endif // ENABLE_WALLET
  
      // Progress bar and label for blocks download
      progressBarLabel = new QLabel();
      progressBarLabel->setVisible(false);
      progressBar = new GUIUtil::ProgressBar();
      progressBar->setAlignment(Qt::AlignCenter);
      progressBar->setVisible(false);
  
      // Override style sheet for progress bar for styles that have a segmented progress bar,
      // as they make the text unreadable (workaround for issue #1071)
      // See https://doc.qt.io/qt-5/gallery.html
      QString curStyle = QApplication::style()->metaObject()->className();
      if(curStyle == "QWindowsStyle" || curStyle == "QWindowsXPStyle")
      {
          progressBar->setStyleSheet("QProgressBar { font-family:MADE TOMMY; background-color: #e8e8e8; border: 1px solid grey; border-radius: 7px; padding: 1px; text-align: center; } QProgressBar::chunk { background: QLinearGradient(x1: 0, y1: 0, x2: 1, y2: 0, stop: 0 #FF8000, stop: 1 orange); border-radius: 7px; margin: 0px; }");
      }
  
      statusBar()->addWidget(progressBarLabel);
      statusBar()->addWidget(progressBar);
      statusBar()->addPermanentWidget(frameBlocks);
  
      // Install event filter to be able to catch status tip events (QEvent::StatusTip)
      this->installEventFilter(this);
  
      // Initially wallet actions should be disabled
      setWalletActionsEnabled(false);
  
      // Subscribe to notifications from core
      subscribeToCoreSignals();
  
      connect(labelProxyIcon, &GUIUtil::ClickableLabel::clicked, [this] {
          openOptionsDialogWithTab(OptionsDialog::TAB_NETWORK);
      });
  
      connect(labelBlocksIcon, &GUIUtil::ClickableLabel::clicked, this, &BitcoinGUI::showModalOverlay);
      connect(progressBar, &GUIUtil::ClickableProgressBar::clicked, this, &BitcoinGUI::showModalOverlay);
          connect(m_wallet_selector, SIGNAL(currentIndexChanged(int)), rpcConsole, SLOT(activeWalletChanged(int)));
  
  #ifdef Q_OS_MAC
      m_app_nap_inhibitor = new CAppNapInhibitor;
  #endif
  
      GUIUtil::handleCloseWindowShortcut(this);
  }
  
  BitcoinGUI::~BitcoinGUI()
  {
      // Unsubscribe from notifications from core
      unsubscribeFromCoreSignals();
  
      QSettings settings;
      settings.setValue("MainWindowGeometry", saveGeometry());
      if(trayIcon) // Hide tray icon, as deleting will let it linger until quit (on Ubuntu)
          trayIcon->hide();
  #ifdef Q_OS_MAC
      delete m_app_nap_inhibitor;
      delete appMenuBar;
      MacDockIconHandler::cleanup();
  #endif
  
      delete rpcConsole;
  }
  
  void BitcoinGUI::createActions()
  {
      QActionGroup *tabGroup = new QActionGroup(this);
      connect(modalOverlay, &ModalOverlay::triggered, tabGroup, &QActionGroup::setEnabled);
  
      overviewAction = new QAction(platformStyle->MultiStatesIcon(":/styles/theme2/app-icons/mywallet", PlatformStyle::NavBar), tr(" &My Wallet"), this);
      overviewAction->setStatusTip(tr("Show general overview of wallet"));
      overviewAction->setToolTip(overviewAction->statusTip());
      overviewAction->setCheckable(true);
      overviewAction->setShortcut(QKeySequence(Qt::ALT + Qt::Key_1));
      tabGroup->addAction(overviewAction);
  
      homeAction =new QAction(overviewAction);
      homeAction->setText(tr("Home"));
      homeAction->setIcon(platformStyle->MultiStatesIcon(":/styles/theme2/app-icons/home",PlatformStyle::NavBar));
      homeAction->setToolTip(homeAction->statusTip());
      homeAction->setCheckable(true);
      tabGroup->addAction(homeAction);
  
      sendCoinsAction = new QAction(platformStyle->MultiStatesIcon(":/icons/send", PlatformStyle::NavBar), tr(" &Send"), this);
      sendCoinsAction->setStatusTip(tr("Send coins to a SIN address"));
      sendCoinsAction->setToolTip(sendCoinsAction->statusTip());
      sendCoinsAction->setCheckable(true);
      sendCoinsAction->setShortcut(QKeySequence(Qt::ALT + Qt::Key_2));
      tabGroup->addAction(sendCoinsAction);
  
      sendCoinsMenuAction = new QAction(sendCoinsAction->text(), this);
      sendCoinsMenuAction->setStatusTip(sendCoinsAction->statusTip());
      sendCoinsMenuAction->setToolTip(sendCoinsMenuAction->statusTip());
  
      receiveCoinsAction = new QAction(platformStyle->MultiStatesIcon(":/icons/receiving_addresses", PlatformStyle::NavBar), tr(" &Receive"), this);
      receiveCoinsAction->setStatusTip(tr("Request payments (generates QR codes and sin: URIs)"));
      receiveCoinsAction->setToolTip(receiveCoinsAction->statusTip());
      receiveCoinsAction->setCheckable(true);
      receiveCoinsAction->setShortcut(QKeySequence(Qt::ALT + Qt::Key_3));
      tabGroup->addAction(receiveCoinsAction);
  
      receiveCoinsMenuAction = new QAction(receiveCoinsAction->text(), this);
      receiveCoinsMenuAction->setStatusTip(receiveCoinsAction->statusTip());
      receiveCoinsMenuAction->setToolTip(receiveCoinsMenuAction->statusTip());
  
      stakePageAction = new QAction(platformStyle->MultiStatesIcon(":/icons/pos", PlatformStyle::NavBar), tr(" Staki&ng"), this);
      stakePageAction->setStatusTip(tr("Staking"));
      stakePageAction->setToolTip(stakePageAction->statusTip());
      stakePageAction->setCheckable(true);
      stakePageAction->setShortcut(QKeySequence(Qt::ALT + Qt::Key_6));
      tabGroup->addAction(stakePageAction);
      
      statsPageAction = new QAction(platformStyle->MultiStatesIcon(":/styles/theme2/app-icons/stats", PlatformStyle::NavBar), tr(" St&atistics"), this);
      statsPageAction->setStatusTip(tr("Statistics"));
      statsPageAction->setToolTip(statsPageAction->statusTip());
      statsPageAction->setCheckable(true);
      statsPageAction->setShortcut(QKeySequence(Qt::ALT + Qt::Key_5));
      tabGroup->addAction(statsPageAction);
  
      historyAction = new QAction(platformStyle->MultiStatesIcon(":/icons/history", PlatformStyle::NavBar), tr(" &Transactions\n"), this);
      historyAction->setStatusTip(tr("Browse transaction history"));
      historyAction->setToolTip(historyAction->statusTip());
      historyAction->setCheckable(true);
      historyAction->setShortcut(QKeySequence(Qt::ALT + Qt::Key_4));
      tabGroup->addAction(historyAction);
  
  #ifdef ENABLE_WALLET
      
          infinitynodeAction = new QAction(platformStyle->MultiStatesIcon(":/styles/theme2/app-icons/masternodes", PlatformStyle::NavBar), tr(" &InfinityNodes"), this);
          infinitynodeAction->setStatusTip(tr("Browse Infinitynodes"));
          infinitynodeAction->setToolTip(infinitynodeAction->statusTip());
          infinitynodeAction->setCheckable(true);
          infinitynodeAction->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_5));
          tabGroup->addAction(infinitynodeAction);
          connect(infinitynodeAction, SIGNAL(triggered()), this, SLOT(showNormalIfMinimized()));
          connect(infinitynodeAction, SIGNAL(triggered()), this, SLOT(gotoInfinitynodePage()));
  
      // These showNormalIfMinimized are needed because Send Coins and Receive Coins
      // can be triggered from the tray menu, and need to show the GUI to be useful.
      connect(overviewAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
      connect(overviewAction, &QAction::triggered, this, &BitcoinGUI::gotoOverviewPage);
      connect(homeAction, SIGNAL(triggered()), this, SLOT(gotoHomePage()));
      connect(sendCoinsAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
      connect(sendCoinsAction, &QAction::triggered, [this]{ gotoSendCoinsPage(); });
      connect(sendCoinsMenuAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
      connect(sendCoinsMenuAction, &QAction::triggered, [this]{ gotoSendCoinsPage(); });
      connect(receiveCoinsAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
      connect(receiveCoinsAction, &QAction::triggered, this, &BitcoinGUI::gotoReceiveCoinsPage);
      connect(receiveCoinsMenuAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
      connect(receiveCoinsMenuAction, &QAction::triggered, this, &BitcoinGUI::gotoReceiveCoinsPage);
  
      connect(stakePageAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
      connect(stakePageAction, &QAction::triggered, this, &BitcoinGUI::gotoStakePage);
  
      connect(statsPageAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
      connect(statsPageAction, &QAction::triggered, this, &BitcoinGUI::gotoStatsPage);
      connect(historyAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
      connect(historyAction, &QAction::triggered, this, &BitcoinGUI::gotoHistoryPage);
  #endif // ENABLE_WALLET
  
      quitAction = new QAction(tr("E&xit"), this);
      quitAction->setStatusTip(tr("Quit application"));
      quitAction->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
      quitAction->setMenuRole(QAction::QuitRole);
      aboutAction = new QAction(tr("&About %1").arg(PACKAGE_NAME), this);
      aboutAction->setStatusTip(tr("Show information about %1").arg(PACKAGE_NAME));
      aboutAction->setMenuRole(QAction::AboutRole);
      aboutAction->setEnabled(false);
      aboutQtAction = new QAction(tr("About &Qt"), this);
      aboutQtAction->setStatusTip(tr("Show information about Qt"));
      aboutQtAction->setMenuRole(QAction::AboutQtRole);
      optionsAction = new QAction(tr("&Options..."), this);
      optionsAction->setStatusTip(tr("Modify configuration options for %1").arg(PACKAGE_NAME));
      optionsAction->setMenuRole(QAction::PreferencesRole);
      optionsAction->setEnabled(false);
      toggleHideAction = new QAction(tr("&Show / Hide"), this);
      toggleHideAction->setStatusTip(tr("Show or hide the main Window"));
  
      encryptWalletAction = new QAction(tr("&Encrypt Wallet..."), this);
      encryptWalletAction->setStatusTip(tr("Encrypt the private keys that belong to your wallet"));
      encryptWalletAction->setCheckable(true);
      backupWalletAction = new QAction(tr("&Backup Wallet..."), this);
      backupWalletAction->setStatusTip(tr("Backup wallet to another location"));
      changePassphraseAction = new QAction(tr("&Change Passphrase..."), this);
      changePassphraseAction->setStatusTip(tr("Change the passphrase used for wallet encryption"));
      unlockWalletAction = new QAction(tr("&Unlock Wallet..."), this);
      unlockWalletAction->setToolTip(tr("Unlock wallet"));
      unlockWalletAction->setObjectName("unlockWalletAction");
      lockWalletAction = new QAction(tr("&Lock Wallet"), this);
      lockWalletAction->setToolTip(tr("Lock wallet"));
      signMessageAction = new QAction(tr("Sign &message..."), this);
      signMessageAction->setStatusTip(tr("Sign messages with your SIN addresses to prove you own them"));
      verifyMessageAction = new QAction(tr("&Verify message..."), this);
      verifyMessageAction->setStatusTip(tr("Verify messages to ensure they were signed with specified SIN addresses"));
      m_load_psbt_action = new QAction(tr("&Load PSBT from file..."), this);
      m_load_psbt_action->setStatusTip(tr("Load Partially Signed SIN Transaction"));
      m_load_psbt_clipboard_action = new QAction(tr("Load PSBT from clipboard..."), this);
      m_load_psbt_clipboard_action->setStatusTip(tr("Load Partially Signed SIN Transaction from clipboard"));
  
      openRPCConsoleAction = new QAction(tr("Node window"), this);
      openRPCConsoleAction->setStatusTip(tr("Open node debugging and diagnostic console"));
      // initially disable the debug window menu item
      openRPCConsoleAction->setEnabled(false);
      openRPCConsoleAction->setObjectName("openRPCConsoleAction");
  
      usedSendingAddressesAction = new QAction(tr("&Sending addresses"), this);
      usedSendingAddressesAction->setStatusTip(tr("Show the list of used sending addresses and labels"));
      usedReceivingAddressesAction = new QAction(tr("&Receiving addresses"), this);
      usedReceivingAddressesAction->setStatusTip(tr("Show the list of used receiving addresses and labels"));
  
      openAction = new QAction(tr("Open &URI..."), this);
      openAction->setStatusTip(tr("Open a sin: URI"));
  
      m_open_wallet_action = new QAction(tr("Open Wallet"), this);
      m_open_wallet_action->setEnabled(false);
      m_open_wallet_action->setStatusTip(tr("Open a wallet"));
      m_open_wallet_menu = new QMenu(this);
  
      m_close_wallet_action = new QAction(tr("Close Wallet..."), this);
      m_close_wallet_action->setStatusTip(tr("Close wallet"));
  
      m_create_wallet_action = new QAction(tr("Create Wallet..."), this);
      m_create_wallet_action->setEnabled(false);
      m_create_wallet_action->setStatusTip(tr("Create a new wallet"));
  
      m_close_all_wallets_action = new QAction(tr("Close All Wallets..."), this);
      m_close_all_wallets_action->setStatusTip(tr("Close all wallets"));
  
      showHelpMessageAction = new QAction(tr("&Command-line options"), this);
      showHelpMessageAction->setMenuRole(QAction::NoRole);
      showHelpMessageAction->setStatusTip(tr("Show the %1 help message to get a list with possible SIN command-line options").arg(PACKAGE_NAME));
  
      connect(quitAction, &QAction::triggered, qApp, QApplication::quit);
      connect(aboutAction, &QAction::triggered, this, &BitcoinGUI::aboutClicked);
      connect(aboutQtAction, &QAction::triggered, qApp, QApplication::aboutQt);
      connect(optionsAction, &QAction::triggered, this, &BitcoinGUI::optionsClicked);
      connect(toggleHideAction, &QAction::triggered, this, &BitcoinGUI::toggleHidden);
      connect(showHelpMessageAction, &QAction::triggered, this, &BitcoinGUI::showHelpMessageClicked);
      connect(openRPCConsoleAction, &QAction::triggered, this, &BitcoinGUI::showDebugWindow);
      // prevents an open debug window from becoming stuck/unusable on client shutdown
      connect(quitAction, &QAction::triggered, rpcConsole, &QWidget::hide);
  
  #ifdef ENABLE_WALLET
      if(walletFrame)
      {
          connect(encryptWalletAction, &QAction::triggered, walletFrame, &WalletFrame::encryptWallet);
          connect(backupWalletAction, &QAction::triggered, walletFrame, &WalletFrame::backupWallet);
          connect(changePassphraseAction, &QAction::triggered, walletFrame, &WalletFrame::changePassphrase);
          connect(unlockWalletAction, SIGNAL(triggered()), walletFrame, SLOT(unlockWallet()));
          connect(lockWalletAction, SIGNAL(triggered()), walletFrame, SLOT(lockWallet()));
          connect(signMessageAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
          connect(signMessageAction, &QAction::triggered, [this]{ gotoSignMessageTab(); });
          connect(m_load_psbt_action, &QAction::triggered, [this]{ gotoLoadPSBT(); });
          connect(m_load_psbt_clipboard_action, &QAction::triggered, [this]{ gotoLoadPSBT(true); });
          connect(verifyMessageAction, &QAction::triggered, [this]{ showNormalIfMinimized(); });
          connect(verifyMessageAction, &QAction::triggered, [this]{ gotoVerifyMessageTab(); });
          connect(usedSendingAddressesAction, &QAction::triggered, walletFrame, &WalletFrame::usedSendingAddresses);
          connect(usedReceivingAddressesAction, &QAction::triggered, walletFrame, &WalletFrame::usedReceivingAddresses);
          connect(openAction, &QAction::triggered, this, &BitcoinGUI::openClicked);
          connect(m_open_wallet_menu, &QMenu::aboutToShow, [this] {
              m_open_wallet_menu->clear();
              for (const std::pair<const std::string, bool>& i : m_wallet_controller->listWalletDir()) {
                  const std::string& path = i.first;
                  QString name = path.empty() ? QString("["+tr("default wallet")+"]") : QString::fromStdString(path);
                  // Menu items remove single &. Single & are shown when && is in
                  // the string, but only the first occurrence. So replace only
                  // the first & with &&.
                  name.replace(name.indexOf(QChar('&')), 1, QString("&&"));
                  QAction* action = m_open_wallet_menu->addAction(name);
  
                  if (i.second) {
                      // This wallet is already loaded
                      action->setEnabled(false);
                      continue;
                  }
  
                  connect(action, &QAction::triggered, [this, path] {
                      auto activity = new OpenWalletActivity(m_wallet_controller, this);
                      connect(activity, &OpenWalletActivity::opened, this, &BitcoinGUI::setCurrentWallet);
                      connect(activity, &OpenWalletActivity::finished, activity, &QObject::deleteLater);
                      activity->open(path);
                  });
              }
              if (m_open_wallet_menu->isEmpty()) {
                  QAction* action = m_open_wallet_menu->addAction(tr("No wallets available"));
                  action->setEnabled(false);
              }
          });
          connect(m_close_wallet_action, &QAction::triggered, [this] {
              m_wallet_controller->closeWallet(walletFrame->currentWalletModel(), this);
          });
          connect(m_create_wallet_action, &QAction::triggered, [this] {
              auto activity = new CreateWalletActivity(m_wallet_controller, this);
              connect(activity, &CreateWalletActivity::created, this, &BitcoinGUI::setCurrentWallet);
              connect(activity, &CreateWalletActivity::finished, activity, &QObject::deleteLater);
              activity->create();
          });
          connect(m_close_all_wallets_action, &QAction::triggered, [this] {
              m_wallet_controller->closeAllWallets(this);
          });
      }
  #endif // ENABLE_WALLET
  
      connect(new QShortcut(QKeySequence(Qt::CTRL + Qt::SHIFT + Qt::Key_C), this), &QShortcut::activated, this, &BitcoinGUI::showDebugWindowActivateConsole);
      connect(new QShortcut(QKeySequence(Qt::CTRL + Qt::SHIFT + Qt::Key_D), this), &QShortcut::activated, this, &BitcoinGUI::showDebugWindow);
  }
  
  void BitcoinGUI::createMenuBar()
  {
  #ifdef Q_OS_MAC
      // Create a decoupled menu bar on Mac which stays even if the window is closed
      appMenuBar = new QMenuBar();
  #else
      // Get the main window's menu bar on other platforms
      appMenuBar = menuBar();
  #endif
  
      // Configure the menus
      QMenu *file = appMenuBar->addMenu(tr("&File"));
      if(walletFrame)
      {
          file->addAction(m_create_wallet_action);
          file->addAction(m_open_wallet_action);
          file->addAction(m_close_wallet_action);
          file->addAction(m_close_all_wallets_action);
          file->addSeparator();
          file->addAction(openAction);
          file->addAction(backupWalletAction);
          file->addAction(signMessageAction);
          file->addAction(verifyMessageAction);
          file->addAction(m_load_psbt_action);
          file->addAction(m_load_psbt_clipboard_action);
          file->addSeparator();
      }
      file->addAction(quitAction);
  
      QMenu *settings = appMenuBar->addMenu(tr("&Settings"));
      if(walletFrame)
      {
          settings->addAction(encryptWalletAction);
          settings->addAction(changePassphraseAction);
          settings->addAction(unlockWalletAction);
          settings->addAction(lockWalletAction);
          settings->addSeparator();
          settings->addSeparator();
      }
      settings->addAction(optionsAction);
  
      QMenu* window_menu = appMenuBar->addMenu(tr("&Window"));
  
      QAction* minimize_action = window_menu->addAction(tr("Minimize"));
      minimize_action->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_M));
      connect(minimize_action, &QAction::triggered, [] {
          QApplication::activeWindow()->showMinimized();
      });
      connect(qApp, &QApplication::focusWindowChanged, [minimize_action] (QWindow* window) {
          minimize_action->setEnabled(window != nullptr && (window->flags() & Qt::Dialog) != Qt::Dialog && window->windowState() != Qt::WindowMinimized);
      });
  
  #ifdef Q_OS_MAC
      QAction* zoom_action = window_menu->addAction(tr("Zoom"));
      connect(zoom_action, &QAction::triggered, [] {
          QWindow* window = qApp->focusWindow();
          if (window->windowState() != Qt::WindowMaximized) {
              window->showMaximized();
          } else {
              window->showNormal();
          }
      });
  
      connect(qApp, &QApplication::focusWindowChanged, [zoom_action] (QWindow* window) {
          zoom_action->setEnabled(window != nullptr);
      });
  #endif
  
      if (walletFrame) {
  #ifdef Q_OS_MAC
          window_menu->addSeparator();
          QAction* main_window_action = window_menu->addAction(tr("Main Window"));
          connect(main_window_action, &QAction::triggered, [this] {
              GUIUtil::bringToFront(this);
          });
  #endif
          window_menu->addSeparator();
          window_menu->addAction(usedSendingAddressesAction);
          window_menu->addAction(usedReceivingAddressesAction);
      }
  
      window_menu->addSeparator();
      for (RPCConsole::TabTypes tab_type : rpcConsole->tabs()) {
          QAction* tab_action = window_menu->addAction(rpcConsole->tabTitle(tab_type));
          tab_action->setShortcut(rpcConsole->tabShortcut(tab_type));
          connect(tab_action, &QAction::triggered, [this, tab_type] {
              rpcConsole->setTabFocus(tab_type);
              showDebugWindow();
          });
      }
  
      QMenu *help = appMenuBar->addMenu(tr("&Help"));
      help->addAction(showHelpMessageAction);
      help->addSeparator();
      help->addAction(aboutAction);
      help->addAction(aboutQtAction);
  }
  
  void BitcoinGUI::createToolBars()
  {
      if(walletFrame)
      {
          QColor version_label_color = GetStringStyleValue("appstyle/version-label-color", "#6f80ab");
          QVariant variant = version_label_color;
          QString colcode = variant.toString();
          QToolBar *toolbar = addToolBar(tr("Tabs toolbar"));
          addToolBar(Qt::LeftToolBarArea, toolbar);
          appToolBar = toolbar;
          toolbar->setMovable(false);
          toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
          
          toolbar->setIconSize(QSize(28,28));
          toolbar->setContextMenuPolicy(Qt::PreventContextMenu);
          toolbar->setMovable(false);
          toolbar->setOrientation(Qt::Vertical);
          toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
          toolbar->setMinimumWidth(160);
          mainIcon = new QLabel (this);
      	mainIcon->setPixmap(QPixmap(":/styles/theme2/app-icons/nav-logo-sin"));
      	mainIcon->setAlignment(Qt::AlignCenter);
      	mainIcon->show();
      	mainIcon->setStyleSheet("QLabel { margin-top: 30px; margin-bottom: 10px; }");
  
          mainBrand = new QLabel (this);
      	mainBrand->setText("SINOVATE");
      	mainBrand->setAlignment(Qt::AlignCenter);
      	mainBrand->show();
      	mainBrand->setStyleSheet("QLabel { color:#F2F2F2; font-family:MADE TOMMY; font-size:18px; font-weight:normal; margin-bottom: 30px;}");
      	
          toolbar->addWidget(mainIcon);  
          toolbar->addWidget(mainBrand); 
          toolbar->addAction(homeAction);
          toolbar->addAction(overviewAction);
          toolbar->addAction(stakePageAction);
          toolbar->addAction(infinitynodeAction); 
          toolbar->addAction(statsPageAction);
          toolbar->addAction(historyAction);
          toolbar->addAction(statsPageAction);
  
          homeAction->setChecked(true);
  
          QWidget* empty = new QWidget();
  		empty->setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Expanding);
  		toolbar->addWidget(empty);
  
  #ifdef ENABLE_WALLET
          //QWidget *spacer = new QWidget();
          //spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
          //toolbar->addWidget(spacer);
  
          m_wallet_selector = new QComboBox();
          m_wallet_selector->setFixedWidth(165);
          m_wallet_selector->setStyleSheet("font-family:MADE TOMMY; margin-left: 30px");
          m_wallet_selector->setSizeAdjustPolicy(QComboBox::AdjustToContents);
          connect(m_wallet_selector, qOverload<int>(&QComboBox::currentIndexChanged), this, &BitcoinGUI::setCurrentWalletBySelectorIndex);
  
          m_wallet_selector_label = new QLabel();
          m_wallet_selector_label->setText(tr("Wallet:") + " ");
          m_wallet_selector_label->setStyleSheet("color:" + colcode + "; font-family:MADE TOMMY; margin-left: 30px;");
          m_wallet_selector_label->setBuddy(m_wallet_selector);
  
          m_wallet_selector_label_action = appToolBar->addWidget(m_wallet_selector_label);
          m_wallet_selector_action = appToolBar->addWidget(m_wallet_selector);
  
          m_wallet_selector_label_action->setVisible(false);
          m_wallet_selector_action->setVisible(false);
  #endif
                      
  		QLabel* labelVersion = new QLabel();
          labelVersion->setText(QString(tr("BETELGEUSE\nv%1\n")).arg(QString::fromStdString(FormatVersionFriendly())));
          labelVersion->setStyleSheet("color:" + colcode + "; margin-bottom: 2px; font-family:MADE TOMMY; font-weight : bold;");
          labelVersion->setAlignment(Qt::AlignCenter);
          
           //// Set widget bottomBar on the bottom toolbar ////
  
          QWidget *bottomBar = new QWidget;
          
          QPushButton *bottomSetupButton = new QPushButton();
          QPushButton *bottomConsoleButton = new QPushButton();
          QPushButton *bottomOptionButton = new QPushButton();
                  
          QHBoxLayout *bottomBarLayout = new QHBoxLayout;
  
          bottomBarLayout->addWidget(bottomOptionButton);
          bottomBarLayout->addWidget(bottomSetupButton);
          bottomBarLayout->addWidget(bottomConsoleButton);
                  
          bottomOptionButton->setIcon(platformStyle->MultiStatesIcon(":/styles/theme2/app-icons/options",PlatformStyle::NavBar));
          bottomOptionButton->setIconSize(QSize(16, 16));
          bottomOptionButton->setToolTip(tr("Open Options Window"));
          bottomOptionButton->setStyleSheet("QToolTip { color: #000000; background-color: #ffffff; border: 0px; } QPushButton {background-color: transparent; border: none; min-width: 16px;} QPushButton:hover {border: 1px solid" + colcode + "; }");
          
          bottomSetupButton->setIcon(platformStyle->MultiStatesIcon(":/styles/theme2/app-icons/setup_bottom",PlatformStyle::NavBar));
          bottomSetupButton->setIconSize(QSize(50, 13));
          bottomSetupButton->setToolTip( tr("Open SetUP Wizard"));
          bottomSetupButton->setStyleSheet("QToolTip { color: #000000; background-color: #ffffff; border: 0px; } QPushButton {background-color: transparent; border: none; min-width: 38px;} QPushButton:hover {border: 1px solid" + colcode + "; }");
      
          bottomConsoleButton->setIcon(platformStyle->MultiStatesIcon(":/styles/theme2/app-icons/debugwindow",PlatformStyle::NavBar));
          bottomConsoleButton->setIconSize(QSize(16, 16));
          bottomConsoleButton->setToolTip(tr("Open Console"));
          bottomConsoleButton->setStyleSheet("QToolTip { color: #000000; background-color: #ffffff; border: 0px; } QPushButton {background-color: transparent; border: none; min-width: 16px;} QPushButton:hover {border: 1px solid" + colcode + "; }");
  
          bottomBar->setLayout(bottomBarLayout);
          toolbar->addWidget(bottomBar);
  
          connect(bottomOptionButton, SIGNAL(released()), this, SLOT(optionsClicked()));
          connect(bottomSetupButton, SIGNAL(released()), this, SLOT(gotoSetupTab()));
          connect(bottomConsoleButton, SIGNAL (released()), this, SLOT (showDebugWindowActivateConsole()));
      
          //// bottomBar end ////
        
          toolbar->addWidget(labelVersion);
  
      }
  }
  
  void BitcoinGUI::setClientModel(ClientModel *_clientModel, interfaces::BlockAndHeaderTipInfo* tip_info)
  {
      this->clientModel = _clientModel;
      if(_clientModel)
      {
          // Create system tray menu (or setup the dock menu) that late to prevent users from calling actions,
          // while the client has not yet fully loaded
          createTrayIconMenu();
  
          // Keep up to date with client
          setNetworkActive(m_node.getNetworkActive());
          connect(connectionsControl, &GUIUtil::ClickableLabel::clicked, [this] {
              GUIUtil::PopupMenu(m_network_context_menu, QCursor::pos());
          });
          connect(_clientModel, &ClientModel::numConnectionsChanged, this, &BitcoinGUI::setNumConnections);
          connect(_clientModel, &ClientModel::networkActiveChanged, this, &BitcoinGUI::setNetworkActive);
  
          modalOverlay->setKnownBestHeight(tip_info->header_height, QDateTime::fromTime_t(tip_info->header_time));
          setNumBlocks(tip_info->block_height, QDateTime::fromTime_t(tip_info->block_time), tip_info->verification_progress, false, SynchronizationState::INIT_DOWNLOAD);
          connect(_clientModel, &ClientModel::numBlocksChanged, this, &BitcoinGUI::setNumBlocks);
  
          // Receive and report messages from client model
          connect(_clientModel, &ClientModel::message, [this](const QString &title, const QString &message, unsigned int style){
              this->message(title, message, style);
          });
  
          // Show progress dialog
          connect(_clientModel, &ClientModel::showProgress, this, &BitcoinGUI::showProgress);
  
          rpcConsole->setClientModel(_clientModel, tip_info->block_height, tip_info->block_time, tip_info->verification_progress);
  
          updateProxyIcon();
  
  #ifdef ENABLE_WALLET
          if(walletFrame)
          {
              walletFrame->setClientModel(_clientModel);
          }
  #endif // ENABLE_WALLET
          unitDisplayControl->setOptionsModel(_clientModel->getOptionsModel());
  
          OptionsModel* optionsModel = _clientModel->getOptionsModel();
          if (optionsModel && trayIcon) {
              // be aware of the tray icon disable state change reported by the OptionsModel object.
              connect(optionsModel, &OptionsModel::showTrayIconChanged, trayIcon, &QSystemTrayIcon::setVisible);
  
              // initialize the disable state of the tray icon with the current value in the model.
              trayIcon->setVisible(optionsModel->getShowTrayIcon());
          }
      } else {
          // Disable possibility to show main window via action
          toggleHideAction->setEnabled(false);
          if(trayIconMenu)
          {
              // Disable context menu on tray icon
              trayIconMenu->clear();
          }
          // Propagate cleared model to child objects
          rpcConsole->setClientModel(nullptr);
  #ifdef ENABLE_WALLET
          if (walletFrame)
          {
              walletFrame->setClientModel(nullptr);
          }
  #endif // ENABLE_WALLET
          unitDisplayControl->setOptionsModel(nullptr);
      }
  }
  
  #ifdef ENABLE_WALLET
  void BitcoinGUI::setWalletController(WalletController* wallet_controller)
  {
      assert(!m_wallet_controller);
      assert(wallet_controller);
  
      m_wallet_controller = wallet_controller;
  
      m_create_wallet_action->setEnabled(true);
      m_open_wallet_action->setEnabled(true);
      m_open_wallet_action->setMenu(m_open_wallet_menu);
  
      GUIUtil::ExceptionSafeConnect(wallet_controller, &WalletController::walletAdded, this, &BitcoinGUI::addWallet);
      connect(wallet_controller, &WalletController::walletRemoved, this, &BitcoinGUI::removeWallet);
  
      for (WalletModel* wallet_model : m_wallet_controller->getOpenWallets()) {
          addWallet(wallet_model);
      }
  }
  
  WalletController* BitcoinGUI::getWalletController()
  {
      return m_wallet_controller;
  }
  
  void BitcoinGUI::addWallet(WalletModel* walletModel)
  {
      if (!walletFrame) return;
  
      WalletView* wallet_view = new WalletView(platformStyle, walletFrame);
      if (!walletFrame->addWallet(walletModel, wallet_view)) return;
  
      rpcConsole->addWallet(walletModel);
      if (m_wallet_selector->count() == 0) {
          setWalletActionsEnabled(true);
      } else if (m_wallet_selector->count() == 1) {
          m_wallet_selector_label_action->setVisible(true);
          m_wallet_selector_action->setVisible(true);
      }
  
      connect(wallet_view, &WalletView::outOfSyncWarningClicked, this, &BitcoinGUI::showModalOverlay);
      connect(wallet_view, &WalletView::transactionClicked, this, &BitcoinGUI::gotoHistoryPage);
      connect(wallet_view, &WalletView::coinsSent, this, &BitcoinGUI::gotoHistoryPage);
      connect(wallet_view, &WalletView::message, [this](const QString& title, const QString& message, unsigned int style) {
          this->message(title, message, style);
      });
      connect(wallet_view, &WalletView::encryptionStatusChanged, this, &BitcoinGUI::updateWalletStatus);
      connect(wallet_view, &WalletView::incomingTransaction, this, &BitcoinGUI::incomingTransaction);
      connect(wallet_view, &WalletView::hdEnabledStatusChanged, this, &BitcoinGUI::updateWalletStatus);
      //connect(this, &BitcoinGUI::setPrivacy, wallet_view, &WalletView::setPrivacy);
      //wallet_view->setPrivacy(isPrivacyModeActivated());
      const QString display_name = walletModel->getDisplayName();
      m_wallet_selector->addItem(display_name, QVariant::fromValue(walletModel));
  }
  
  void BitcoinGUI::removeWallet(WalletModel* walletModel)
  {
      if (!walletFrame) return;
  
      labelWalletHDStatusIcon->hide();
      labelWalletEncryptionIcon->hide();
  
      int index = m_wallet_selector->findData(QVariant::fromValue(walletModel));
      m_wallet_selector->removeItem(index);
      if (m_wallet_selector->count() == 0) {
          setWalletActionsEnabled(false);
          overviewAction->setChecked(true);
      } else if (m_wallet_selector->count() == 1) {
          m_wallet_selector_label_action->setVisible(false);
          m_wallet_selector_action->setVisible(false);
      }
      rpcConsole->removeWallet(walletModel);
      walletFrame->removeWallet(walletModel);
      updateWindowTitle();
  }
  
  void BitcoinGUI::setCurrentWallet(WalletModel* wallet_model)
  {
      if (!walletFrame) return;
      walletFrame->setCurrentWallet(wallet_model);
      if (homeAction->isChecked()) walletFrame->hideTransactionWidget();
      for (int index = 0; index < m_wallet_selector->count(); ++index) {
          if (m_wallet_selector->itemData(index).value<WalletModel*>() == wallet_model) {
              m_wallet_selector->setCurrentIndex(index);
              break;
          }
      }
      updateWindowTitle();
  }
  
  void BitcoinGUI::setCurrentWalletBySelectorIndex(int index)
  {
      WalletModel* wallet_model = m_wallet_selector->itemData(index).value<WalletModel*>();
      if (wallet_model) setCurrentWallet(wallet_model);
  }
  
  void BitcoinGUI::removeAllWallets()
  {
      if(!walletFrame)
          return;
      setWalletActionsEnabled(false);
      walletFrame->removeAllWallets();
  }
  #endif // ENABLE_WALLET
  
  void BitcoinGUI::setWalletActionsEnabled(bool enabled)
  {
      overviewAction->setEnabled(enabled);
      homeAction->setEnabled(enabled);
      infinitynodeAction->setEnabled(enabled);
      sendCoinsAction->setEnabled(enabled);
      sendCoinsMenuAction->setEnabled(enabled);
      receiveCoinsAction->setEnabled(enabled);
      receiveCoinsMenuAction->setEnabled(enabled);
      stakePageAction->setEnabled(enabled);
      statsPageAction->setEnabled(enabled);
      historyAction->setEnabled(enabled);
      encryptWalletAction->setEnabled(enabled);
      backupWalletAction->setEnabled(enabled);
      changePassphraseAction->setEnabled(enabled);
      unlockWalletAction->setEnabled(enabled);
      lockWalletAction->setEnabled(enabled);
      signMessageAction->setEnabled(enabled);
      verifyMessageAction->setEnabled(enabled);
      usedSendingAddressesAction->setEnabled(enabled);
      usedReceivingAddressesAction->setEnabled(enabled);
      openAction->setEnabled(enabled);
      m_close_wallet_action->setEnabled(enabled);
      m_close_all_wallets_action->setEnabled(enabled);
  }
  
  void BitcoinGUI::createTrayIcon()
  {
      assert(QSystemTrayIcon::isSystemTrayAvailable());
  
  #ifndef Q_OS_MAC
      if (QSystemTrayIcon::isSystemTrayAvailable()) {
          trayIcon = new QSystemTrayIcon(m_network_style->getTrayAndWindowIcon(), this);
          QString toolTip = tr("%1 client").arg(PACKAGE_NAME) + " " + m_network_style->getTitleAddText();
          trayIcon->setToolTip(toolTip);
      }
  #endif
  }
  
  void BitcoinGUI::createTrayIconMenu()
  {
  #ifndef Q_OS_MAC
      // return if trayIcon is unset (only on non-macOSes)
      if (!trayIcon)
          return;
  
      trayIcon->setContextMenu(trayIconMenu.get());
      connect(trayIcon, &QSystemTrayIcon::activated, this, &BitcoinGUI::trayIconActivated);
  #else
      // Note: On macOS, the Dock icon is used to provide the tray's functionality.
      MacDockIconHandler *dockIconHandler = MacDockIconHandler::instance();
      connect(dockIconHandler, &MacDockIconHandler::dockIconClicked, this, &BitcoinGUI::macosDockIconActivated);
      trayIconMenu->setAsDockMenu();
  #endif
  
      // Configuration of the tray icon (or Dock icon) menu
  #ifndef Q_OS_MAC
      // Note: On macOS, the Dock icon's menu already has Show / Hide action.
      trayIconMenu->addAction(toggleHideAction);
      trayIconMenu->addSeparator();
  #endif
      if (enableWallet) {
          trayIconMenu->addAction(sendCoinsMenuAction);
          trayIconMenu->addAction(receiveCoinsMenuAction);
          trayIconMenu->addSeparator();
          trayIconMenu->addAction(signMessageAction);
          trayIconMenu->addAction(verifyMessageAction);
          trayIconMenu->addSeparator();
      }
      trayIconMenu->addAction(optionsAction);
      trayIconMenu->addAction(openRPCConsoleAction);
  #ifndef Q_OS_MAC // This is built-in on macOS
      trayIconMenu->addSeparator();
      trayIconMenu->addAction(quitAction);
  #endif
  }
  
  #ifndef Q_OS_MAC
  void BitcoinGUI::trayIconActivated(QSystemTrayIcon::ActivationReason reason)
  {
      if(reason == QSystemTrayIcon::Trigger)
      {
          // Click on system tray icon triggers show/hide of the main window
          toggleHidden();
      }
  }
  #else
  void BitcoinGUI::macosDockIconActivated()
  {
      show();
      activateWindow();
  }
  #endif
  
  void BitcoinGUI::optionsClicked()
  {
      openOptionsDialogWithTab(OptionsDialog::TAB_MAIN);
  }
  
  void BitcoinGUI::aboutClicked()
  {
      if(!clientModel)
          return;
  
      HelpMessageDialog dlg(this, true);
      dlg.exec();
  }
  
  void BitcoinGUI::showDebugWindow()
  {
      GUIUtil::bringToFront(rpcConsole);
      Q_EMIT consoleShown(rpcConsole);
  }
  
  void BitcoinGUI::showDebugWindowActivateConsole()
  {
      rpcConsole->setTabFocus(RPCConsole::TabTypes::CONSOLE);
      showDebugWindow();
  }
  
  void BitcoinGUI::showHelpMessageClicked()
  {
      GUIUtil::bringToFront(helpMessageDialog);
  }
  
  #ifdef ENABLE_WALLET
  void BitcoinGUI::openClicked()
  {
      OpenURIDialog dlg(this);
      if(dlg.exec())
      {
          Q_EMIT receivedURI(dlg.getURI());
      }
  }
  
  void BitcoinGUI::gotoHomePage()
  {
      homeAction->setChecked(true);
      if (walletFrame) walletFrame->gotoHomePage();
  }
  
  void BitcoinGUI::gotoOverviewPage()
  {
      overviewAction->setChecked(true);
      if (walletFrame) walletFrame->gotoOverviewPage();
  }
  
  void BitcoinGUI::gotoStakePage()
  {
          stakePageAction->setChecked(true);
      if (walletFrame) walletFrame->gotoStakePage();
  }
  
  void BitcoinGUI::gotoStatsPage()
  {
           statsPageAction->setChecked(true);
      if (walletFrame) walletFrame->gotoStatsPage();
  }
  
  void BitcoinGUI::gotoHistoryPage()
  {
      historyAction->setChecked(true);
      if (walletFrame) walletFrame->gotoHistoryPage();
  }
  
  // SIN
  void BitcoinGUI::gotoInfinitynodePage()
  {
      infinitynodeAction->setChecked(true);
      if (walletFrame) walletFrame->gotoInfinitynodePage();
  }
  
  void BitcoinGUI::gotoReceiveCoinsPage()
  {
      if (walletFrame) walletFrame->gotoReceiveCoinsPage();
  }
  
  void BitcoinGUI::gotoSendCoinsPage(QString addr)
  {
      if (walletFrame) walletFrame->gotoSendCoinsPage(addr);
  }
  
  void BitcoinGUI::gotoSignMessageTab(QString addr)
  {
      if (walletFrame) walletFrame->gotoSignMessageTab(addr);
  }
  
  void BitcoinGUI::gotoVerifyMessageTab(QString addr)
  {
      if (walletFrame) walletFrame->gotoVerifyMessageTab(addr);
  }
  void BitcoinGUI::gotoLoadPSBT(bool from_clipboard)
  {
      if (walletFrame) walletFrame->gotoLoadPSBT(from_clipboard);
  }
  #endif // ENABLE_WALLET
  
  void BitcoinGUI::updateNetworkState()
  {
      int count = clientModel->getNumConnections();
      QString icon;
      switch(count)
      {
      case 0: icon = ":/icons/connect_0"; break;
      case 1: case 2: case 3: icon = ":/icons/connect_1"; break;
      case 4: case 5: case 6: icon = ":/icons/connect_2"; break;
      case 7: case 8: case 9: icon = ":/icons/connect_3"; break;
      default: icon = ":/icons/connect_4"; break;
      }
  
      QString tooltip;
  
      if (m_node.getNetworkActive()) {
          tooltip = tr("%n active connection(s) to SIN network", "", count) + QString(".<br>") + tr("Click to disable network activity.");
          connectionsCount->setText(tr("%n", "", count));
      } else {
          //: A substring of the tooltip.
          tooltip = tr("Network activity disabled.");
          icon = ":/icons/network_disabled";
          connectionsCount->setText(tr("%n", "", count));
      }
  
      // Don't word-wrap this (fixed-width) tooltip
      tooltip = QLatin1String("<nobr>") + tooltip + QLatin1String("<br>") + tr("Click for more actions.") + QLatin1String("</nobr>");
      connectionsCount->setToolTip(tr("Connected Peers : %n", "", count));
      connectionsControl->setToolTip(tooltip);
  
      connectionsControl->setThemedPixmap(icon, STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE);
  }
  
  void BitcoinGUI::setNumConnections(int count)
  {
      updateNetworkState();
  }
  
  void BitcoinGUI::setNetworkActive(bool network_active)
  {
      updateNetworkState();
      m_network_context_menu->clear();
      m_network_context_menu->addAction(
          //: A context menu item. The "Peers tab" is an element of the "Node window".
          tr("Show Peers tab"),
          [this] {
              rpcConsole->setTabFocus(RPCConsole::TabTypes::PEERS);
              showDebugWindow();
          });
      m_network_context_menu->addAction(
          network_active ?
              //: A context menu item.
              tr("Disable network activity") :
              //: A context menu item. The network activity was disabled previously.
              tr("Enable network activity"),
          [this, new_state = !network_active] { m_node.setNetworkActive(new_state); });
  }
  
  void BitcoinGUI::updateHeadersSyncProgressLabel()
  {
      int64_t headersTipTime = clientModel->getHeaderTipTime();
      int headersTipHeight = clientModel->getHeaderTipHeight();
      int estHeadersLeft = (GetTime() - headersTipTime) / Params().GetConsensus().nPowTargetSpacing;
      if (estHeadersLeft > HEADER_HEIGHT_DELTA_SYNC)
          progressBarLabel->setText(tr("Syncing Headers (%1%)...").arg(QString::number(100.0 / (headersTipHeight+estHeadersLeft)*headersTipHeight, 'f', 1)));
  }
  
  void BitcoinGUI::openOptionsDialogWithTab(OptionsDialog::Tab tab)
  {
      if (!clientModel || !clientModel->getOptionsModel())
          return;
  
      OptionsDialog dlg(this, enableWallet);
      dlg.setCurrentTab(tab);
      dlg.setModel(clientModel->getOptionsModel());
      dlg.exec();
  }
  
  void BitcoinGUI::setNumBlocks(int count, const QDateTime& blockDate, double nVerificationProgress, bool header, SynchronizationState sync_state)
  {
  // Disabling macOS App Nap on initial sync, disk and reindex operations.
  #ifdef Q_OS_MAC
      if (sync_state == SynchronizationState::POST_INIT) {
          m_app_nap_inhibitor->enableAppNap();
      } else {
          m_app_nap_inhibitor->disableAppNap();
      }
  #endif
  
      if (modalOverlay)
      {
          if (header)
              modalOverlay->setKnownBestHeight(count, blockDate);
          else
              modalOverlay->tipUpdate(count, blockDate, nVerificationProgress);
      }
      if (!clientModel)
          return;
  
      // Prevent orphan statusbar messages (e.g. hover Quit in main menu, wait until chain-sync starts -> garbled text)
      statusBar()->clearMessage();
  
      // Acquire current block source
      enum BlockSource blockSource = clientModel->getBlockSource();
      switch (blockSource) {
          case BlockSource::NETWORK:
              if (header) {
                  updateHeadersSyncProgressLabel();
                  return;
              }
              progressBarLabel->setText(tr("Synchronizing with network..."));
              updateHeadersSyncProgressLabel();
              break;
          case BlockSource::DISK:
              if (header) {
                  progressBarLabel->setText(tr("Indexing blocks on disk..."));
              } else {
                  progressBarLabel->setText(tr("Processing blocks on disk..."));
              }
              break;
          case BlockSource::REINDEX:
              progressBarLabel->setText(tr("Reindexing blocks on disk..."));
              break;
          case BlockSource::NONE:
              if (header) {
                  return;
              }
              progressBarLabel->setText(tr("Connecting to peers..."));
              break;
      }
  
      QString tooltip;
  
      QDateTime currentDate = QDateTime::currentDateTime();
      qint64 secs = blockDate.secsTo(currentDate);
  
      tooltip = tr("Processed %n block(s) of transaction history.", "", count);
  
      // Set icon state: spinning if catching up, tick otherwise
      if (secs < MAX_BLOCK_TIME_GAP) {
          tooltip = tr("Up to date") + QString(".<br>") + tooltip;
          labelBlocksIcon->setThemedPixmap(QStringLiteral(":/icons/synced"), STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE);
  
  #ifdef ENABLE_WALLET
          if(walletFrame)
          {
              walletFrame->showOutOfSyncWarning(false);
              modalOverlay->showHide(true, true);
          }
  #endif // ENABLE_WALLET
  
          progressBarLabel->setVisible(false);
          progressBar->setVisible(false);
      }
      else
      {
          QString timeBehindText = GUIUtil::formatNiceTimeOffset(secs);
  
          progressBarLabel->setVisible(true);
          progressBar->setFormat(tr("%1 behind").arg(timeBehindText));
          progressBar->setMaximum(1000000000);
          progressBar->setValue(nVerificationProgress * 1000000000.0 + 0.5);
          progressBar->setVisible(true);
  
          tooltip = tr("Catching up...") + QString("<br>") + tooltip;
          if(count != prevBlocks)
          {
              labelBlocksIcon->setThemedPixmap(QString(":/movies/spinner-%1").arg(spinnerFrame, 3, 10, QChar('0')), STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE);
              spinnerFrame = (spinnerFrame + 1) % SPINNER_FRAMES;
          }
          prevBlocks = count;
  
  #ifdef ENABLE_WALLET
          if(walletFrame)
          {
              walletFrame->showOutOfSyncWarning(true);
              modalOverlay->showHide();
          }
  #endif // ENABLE_WALLET
  
          tooltip += QString("<br>");
          tooltip += tr("Last received block was generated %1 ago.").arg(timeBehindText);
          tooltip += QString("<br>");
          tooltip += tr("Transactions after this will not yet be visible.");
      }
  
      // Don't word-wrap this (fixed-width) tooltip
      tooltip = QString("<nobr>") + tooltip + QString("</nobr>");
  
      labelBlocksIcon->setToolTip(tooltip);
      progressBarLabel->setToolTip(tooltip);
      progressBar->setToolTip(tooltip);
  }
  
  void BitcoinGUI::message(const QString& title, QString message, unsigned int style, bool* ret, const QString& detailed_message)
  {
      // Default title. On macOS, the window title is ignored (as required by the macOS Guidelines).
      QString strTitle{PACKAGE_NAME};
      // Default to information icon
      int nMBoxIcon = QMessageBox::Information;
      int nNotifyIcon = Notificator::Information;
  
      QString msgType;
      if (!title.isEmpty()) {
          msgType = title;
      } else {
          switch (style) {
          case CClientUIInterface::MSG_ERROR:
              msgType = tr("Error");
              message = tr("Error: %1").arg(message);
              break;
          case CClientUIInterface::MSG_WARNING:
              msgType = tr("Warning");
              message = tr("Warning: %1").arg(message);
              break;
          case CClientUIInterface::MSG_INFORMATION:
              msgType = tr("Information");
              // No need to prepend the prefix here.
              break;
          default:
              break;
          }
      }
  
      if (!msgType.isEmpty()) {
          strTitle += " - " + msgType;
      }
  
      if (style & CClientUIInterface::ICON_ERROR) {
          nMBoxIcon = QMessageBox::Critical;
          nNotifyIcon = Notificator::Critical;
      } else if (style & CClientUIInterface::ICON_WARNING) {
          nMBoxIcon = QMessageBox::Warning;
          nNotifyIcon = Notificator::Warning;
      }
  
      if (style & CClientUIInterface::MODAL) {
          // Check for buttons, use OK as default, if none was supplied
          QMessageBox::StandardButton buttons;
          if (!(buttons = (QMessageBox::StandardButton)(style & CClientUIInterface::BTN_MASK)))
              buttons = QMessageBox::Ok;
  
          showNormalIfMinimized();
          QMessageBox mBox(static_cast<QMessageBox::Icon>(nMBoxIcon), strTitle, message, buttons, this);
          mBox.setTextFormat(Qt::PlainText);
          mBox.setDetailedText(detailed_message);
          int r = mBox.exec();
          if (ret != nullptr)
              *ret = r == QMessageBox::Ok;
      } else {
          notificator->notify(static_cast<Notificator::Class>(nNotifyIcon), strTitle, message);
      }
  }
  
  void BitcoinGUI::changeEvent(QEvent *e)
  {
  
      QMainWindow::changeEvent(e);
  
  #ifndef Q_OS_MAC // Ignored on Mac
      if(e->type() == QEvent::WindowStateChange)
      {
          if(clientModel && clientModel->getOptionsModel() && clientModel->getOptionsModel()->getMinimizeToTray())
          {
              QWindowStateChangeEvent *wsevt = static_cast<QWindowStateChangeEvent*>(e);
              if(!(wsevt->oldState() & Qt::WindowMinimized) && isMinimized())
              {
                  QTimer::singleShot(0, this, &BitcoinGUI::hide);
                  e->ignore();
              }
              else if((wsevt->oldState() & Qt::WindowMinimized) && !isMinimized())
              {
                  QTimer::singleShot(0, this, &BitcoinGUI::show);
                  e->ignore();
              }
          }
      }
  #endif
  }
  
  void BitcoinGUI::closeEvent(QCloseEvent *event)
  {
  #ifndef Q_OS_MAC // Ignored on Mac
      if(clientModel && clientModel->getOptionsModel())
      {
          if(!clientModel->getOptionsModel()->getMinimizeOnClose())
          {
              // close rpcConsole in case it was open to make some space for the shutdown window
              rpcConsole->close();
  
              QApplication::quit();
          }
          else
          {
              QMainWindow::showMinimized();
              event->ignore();
          }
      }
  #else
      QMainWindow::closeEvent(event);
  #endif
  }
  
  void BitcoinGUI::showEvent(QShowEvent *event)
  {
      // enable the debug window when the main window shows up
      openRPCConsoleAction->setEnabled(true);
      aboutAction->setEnabled(true);
      optionsAction->setEnabled(true);
  }
  
  #ifdef ENABLE_WALLET
  void BitcoinGUI::incomingTransaction(const QString& date, int unit, const CAmount& amount, const QString& type, const QString& address, const QString& label, const QString& walletName)
  {
      // On new transaction, make an info balloon
      QString msg = tr("Date: %1\n").arg(date) +
                    tr("Amount: %1\n").arg(BitcoinUnits::formatWithUnit(unit, amount, true));
      if (m_node.walletClient().getWallets().size() > 1 && !walletName.isEmpty()) {
          msg += tr("Wallet: %1\n").arg(walletName);
      }
      msg += tr("Type: %1\n").arg(type);
      if (!label.isEmpty())
          msg += tr("Label: %1\n").arg(label);
      else if (!address.isEmpty())
          msg += tr("Address: %1\n").arg(address);
      message((amount)<0 ? tr("Sent transaction") : tr("Incoming transaction"),
               msg, CClientUIInterface::MSG_INFORMATION);
  }
  #endif // ENABLE_WALLET
  
  void BitcoinGUI::dragEnterEvent(QDragEnterEvent *event)
  {
      // Accept only URIs
      if(event->mimeData()->hasUrls())
          event->acceptProposedAction();
  }
  
  void BitcoinGUI::dropEvent(QDropEvent *event)
  {
      if(event->mimeData()->hasUrls())
      {
          for (const QUrl &uri : event->mimeData()->urls())
          {
              Q_EMIT receivedURI(uri.toString());
          }
      }
      event->acceptProposedAction();
  }
  
  bool BitcoinGUI::eventFilter(QObject *object, QEvent *event)
  {
      // Catch status tip events
      if (event->type() == QEvent::StatusTip)
      {
          // Prevent adding text from setStatusTip(), if we currently use the status bar for displaying other stuff
          if (progressBarLabel->isVisible() || progressBar->isVisible())
              return true;
      }
      return QMainWindow::eventFilter(object, event);
  }
  
  #ifdef ENABLE_WALLET
  bool BitcoinGUI::handlePaymentRequest(const SendCoinsRecipient& recipient)
  {
      // URI has to be valid
      if (walletFrame && walletFrame->handlePaymentRequest(recipient))
      {
          showNormalIfMinimized();
          gotoSendCoinsPage();
          return true;
      }
      return false;
  }
  
  void BitcoinGUI::setHDStatus(bool privkeyDisabled, int hdEnabled)
  {
      labelWalletHDStatusIcon->setThemedPixmap(privkeyDisabled ? QStringLiteral(":/icons/eye") : hdEnabled ? QStringLiteral(":/icons/hd_enabled") : QStringLiteral(":/icons/hd_disabled"), STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE);
      labelWalletHDStatusIcon->setToolTip(privkeyDisabled ? tr("Private key <b>disabled</b>") : hdEnabled ? tr("HD key generation is <b>enabled</b>") : tr("HD key generation is <b>disabled</b>"));
      labelWalletHDStatusIcon->show();
      // eventually disable the QLabel to set its opacity to 50%
      labelWalletHDStatusIcon->setEnabled(hdEnabled);
  }
  
  void BitcoinGUI::setEncryptionStatus(WalletModel *walletModel)
  {
      int status = walletModel->getEncryptionStatus();
      switch(status)
      {
      case WalletModel::Unencrypted:
          labelWalletEncryptionIcon->hide();
          encryptWalletAction->setChecked(false);
          changePassphraseAction->setEnabled(false);
          unlockWalletAction->setVisible(false);
          lockWalletAction->setVisible(false);
          encryptWalletAction->setEnabled(true);
          break;
      case WalletModel::Unlocked:
          labelWalletEncryptionIcon->show();
          if(walletModel->getWalletUnlockStakingOnly())
          {
              labelWalletEncryptionIcon->setPixmap(platformStyle->SingleColorIcon(":/icons/lock_staking").pixmap(STATUSBAR_ICONSIZE,STATUSBAR_ICONSIZE));
              labelWalletEncryptionIcon->setToolTip(tr("Wallet is <b>encrypted</b> and currently <b>unlocked for staking only</b>"));
          }
          else
          {
              labelWalletEncryptionIcon->setPixmap(platformStyle->SingleColorIcon(":/icons/lock_open").pixmap(STATUSBAR_ICONSIZE,STATUSBAR_ICONSIZE));
              labelWalletEncryptionIcon->setToolTip(tr("Wallet is <b>encrypted</b> and currently <b>unlocked</b>"));
          }
          encryptWalletAction->setChecked(true);
          changePassphraseAction->setEnabled(true);
          unlockWalletAction->setVisible(false);
          lockWalletAction->setVisible(true);
          encryptWalletAction->setEnabled(false);
          break;
      case WalletModel::Locked:
          labelWalletEncryptionIcon->show();
          labelWalletEncryptionIcon->setPixmap(platformStyle->SingleColorIcon(":/icons/lock_closed").pixmap(STATUSBAR_ICONSIZE,STATUSBAR_ICONSIZE));
          labelWalletEncryptionIcon->setToolTip(tr("Wallet is <b>encrypted</b> and currently <b>locked</b>"));
          encryptWalletAction->setChecked(true);
          changePassphraseAction->setEnabled(true);
          unlockWalletAction->setVisible(true);
          lockWalletAction->setVisible(false);
          encryptWalletAction->setEnabled(false);
          break;
      }
  }
  
  void BitcoinGUI::updateWalletStatus()
  {
      if (!walletFrame) {
          return;
      }
      WalletView * const walletView = walletFrame->currentWalletView();
      if (!walletView) {
          return;
      }
      WalletModel * const walletModel = walletView->getWalletModel();
      setEncryptionStatus(walletModel);
      setHDStatus(walletModel->wallet().privateKeysDisabled(), walletModel->wallet().hdEnabled());
  }
  #endif // ENABLE_WALLET
  
  void BitcoinGUI::updateProxyIcon()
  {
      std::string ip_port;
      bool proxy_enabled = clientModel->getProxyInfo(ip_port);
  
      if (proxy_enabled) {
          if (!GUIUtil::HasPixmap(labelProxyIcon)) {
              QString ip_port_q = QString::fromStdString(ip_port);
              labelProxyIcon->setThemedPixmap((":/icons/proxy"), STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE);
              labelProxyIcon->setToolTip(tr("Proxy is <b>enabled</b>: %1").arg(ip_port_q));
          } else {
              labelProxyIcon->show();
          }
      } else {
          labelProxyIcon->hide();
      }
  }
  
  void BitcoinGUI::updateWindowTitle()
  {
      QString window_title = PACKAGE_NAME;
  #ifdef ENABLE_WALLET
      if (walletFrame) {
          WalletModel* const wallet_model = walletFrame->currentWalletModel();
          if (wallet_model && !wallet_model->getWalletName().isEmpty()) {
              window_title += " - " + wallet_model->getDisplayName();
          }
      }
  #endif
      if (!m_network_style->getTitleAddText().isEmpty()) {
          window_title += " - " + m_network_style->getTitleAddText();
      }
      setWindowTitle(window_title);
  }
  
  void BitcoinGUI::showNormalIfMinimized(bool fToggleHidden)
  {
      if(!clientModel)
          return;
  
      if (!isHidden() && !isMinimized() && !GUIUtil::isObscured(this) && fToggleHidden) {
          hide();
      } else {
          GUIUtil::bringToFront(this);
      }
  }
  
  void BitcoinGUI::toggleHidden()
  {
      showNormalIfMinimized(true);
  }
  
  #ifdef ENABLE_WALLET
  void BitcoinGUI::updateStakingIcon()
  {
      if(m_node.shutdownRequested() || !clientModel)
          return;
  
      WalletView * const walletView = walletFrame ? walletFrame->currentWalletView() : 0;
      if (!walletView) {
          // Not staking because wallet is closed
          labelStakingIcon->setPixmap(platformStyle->SingleColorIcon(":/icons/staking_off").pixmap(STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE));
          labelStakingIcon->setToolTip(tr("Not staking"));
          return;
      }
      WalletModel * const walletModel = walletView->getWalletModel();
  
      uint64_t nWeight= walletModel->getStakeWeight();
      if (walletModel->wallet().getLastStakeTime() &&
              walletModel->wallet().getEnabledStaking() && nWeight)
      {
          uint64_t nNetworkWeight = GetPoSKernelPS();
          const Consensus::Params& consensusParams = Params().GetConsensus();
          int headersTipHeight = clientModel->getHeaderTipHeight();
          //int64_t nTargetSpacing = consensusParams.TargetSpacing(headersTipHeight);
          int64_t nTargetSpacing = Params().GetConsensus().nPowTargetSpacing / 2;
  
          unsigned nEstimateTime = nTargetSpacing * nNetworkWeight / nWeight;
  
          QString text;
          if (nEstimateTime < 60)
          {
              text = tr("%n second(s)", "", nEstimateTime);
          }
          else if (nEstimateTime < 60*60)
          {
              text = tr("%n minute(s)", "", nEstimateTime/60);
          }
          else if (nEstimateTime < 24*60*60)
          {
              text = tr("%n hour(s)", "", nEstimateTime/(60*60));
          }
          else
          {
              text = tr("%n day(s)", "", nEstimateTime/(60*60*24));
          }
  
          nWeight /= COIN;
          nNetworkWeight /= COIN;
  
          labelStakingIcon->setPixmap(platformStyle->SingleColorIcon(":/icons/staking_on").pixmap(STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE));
          labelStakingIcon->setToolTip(tr("Staking.<br>Your weight is %1<br>Network weight is %2<br>Expected time to earn reward is %3").arg(nWeight).arg(nNetworkWeight).arg(text));
      }
      else
      {
          labelStakingIcon->setPixmap(platformStyle->SingleColorIcon(":/icons/staking_off").pixmap(STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE));
  
          if (m_node.getNodeCount(ConnectionDirection::Both) == 0)
              labelStakingIcon->setToolTip(tr("Not staking because wallet is offline"));
          else if (m_node.isInitialBlockDownload())
              labelStakingIcon->setToolTip(tr("Not staking because wallet is syncing"));
          else if (!nWeight)
              labelStakingIcon->setToolTip(tr("Not staking because you don't have mature coins"));
          else if (walletModel->wallet().isLocked())
              labelStakingIcon->setToolTip(tr("Not staking because wallet is locked"));
          else
              labelStakingIcon->setToolTip(tr("Not staking"));
      }
  }
  #endif // ENABLE_WALLET
  
  void BitcoinGUI::detectShutdown()
  {
      if (m_node.shutdownRequested())
      {
          if(rpcConsole)
              rpcConsole->hide();
          qApp->quit();
      }
  }
  
  void BitcoinGUI::showProgress(const QString &title, int nProgress)
  {
      if (nProgress == 0) {
          progressDialog = new QProgressDialog(title, QString(), 0, 100);
          GUIUtil::PolishProgressDialog(progressDialog);
          progressDialog->setWindowModality(Qt::ApplicationModal);
          progressDialog->setAutoClose(false);
          progressDialog->setValue(0);
      } else if (nProgress == 100) {
          if (progressDialog) {
              progressDialog->close();
              progressDialog->deleteLater();
              progressDialog = nullptr;
          }
      } else if (progressDialog) {
          progressDialog->setValue(nProgress);
      }
  }
  
  void BitcoinGUI::showModalOverlay()
  {
      if (modalOverlay && (progressBar->isVisible() || modalOverlay->isLayerVisible()))
          modalOverlay->toggleVisibility();
  }
  
  static bool ThreadSafeMessageBox(BitcoinGUI* gui, const bilingual_str& message, const std::string& caption, unsigned int style)
  {
      bool modal = (style & CClientUIInterface::MODAL);
      // The SECURE flag has no effect in the Qt GUI.
      // bool secure = (style & CClientUIInterface::SECURE);
      style &= ~CClientUIInterface::SECURE;
      bool ret = false;
  
      QString detailed_message; // This is original message, in English, for googling and referencing.
      if (message.original != message.translated) {
          detailed_message = BitcoinGUI::tr("Original message:") + "\n" + QString::fromStdString(message.original);
      }
  
      // In case of modal message, use blocking connection to wait for user to click a button
      bool invoked = QMetaObject::invokeMethod(gui, "message",
                                 modal ? GUIUtil::blockingGUIThreadConnection() : Qt::QueuedConnection,
                                 Q_ARG(QString, QString::fromStdString(caption)),
                                 Q_ARG(QString, QString::fromStdString(message.translated)),
                                 Q_ARG(unsigned int, style),
                                 Q_ARG(bool*, &ret),
                                 Q_ARG(QString, detailed_message));
      assert(invoked);
      return ret;
  }
  
  void BitcoinGUI::subscribeToCoreSignals()
  {
      // Connect signals to client
      m_handler_message_box = m_node.handleMessageBox(std::bind(ThreadSafeMessageBox, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3));
      m_handler_question = m_node.handleQuestion(std::bind(ThreadSafeMessageBox, this, std::placeholders::_1, std::placeholders::_3, std::placeholders::_4));
  }
  
  void BitcoinGUI::unsubscribeFromCoreSignals()
  {
      // Disconnect signals from client
      m_handler_message_box->disconnect();
      m_handler_question->disconnect();
  }
  
  UnitDisplayStatusBarControl::UnitDisplayStatusBarControl(const PlatformStyle *platformStyle)
      : optionsModel(nullptr),
        menu(nullptr),
        m_platform_style{platformStyle}
  {
      createContextMenu();
      setToolTip(QObject::tr("Unit to show amounts in. Click to select another unit."));
      QList<BitcoinUnits::Unit> units = BitcoinUnits::availableUnits();
      int max_width = 0;
      const QFontMetrics fm(font());
      for (const BitcoinUnits::Unit unit : units)
      {
          max_width = qMax(max_width, GUIUtil::TextWidth(fm, BitcoinUnits::longName(unit)));
      }
      setMinimumSize(max_width, 0);
      setAlignment(Qt::AlignRight | Qt::AlignVCenter);
      setStyleSheet(QString("QLabel { font-family:MADE TOMMY; color : %1 ; }").arg(platformStyle->SingleColor().name()));
  }
  
  /** So that it responds to button clicks */
  void UnitDisplayStatusBarControl::mousePressEvent(QMouseEvent *event)
  {
      onDisplayUnitsClicked(event->pos());
  }
  
  void UnitDisplayStatusBarControl::changeEvent(QEvent* e)
  {
      QLabel::changeEvent(e);
  }
  
  /** Creates context menu, its actions, and wires up all the relevant signals for mouse events. */
  void UnitDisplayStatusBarControl::createContextMenu()
  {
      menu = new QMenu(this);
      for (const BitcoinUnits::Unit u : BitcoinUnits::availableUnits()) {
          menu->addAction(BitcoinUnits::longName(u))->setData(QVariant(u));
      }
      connect(menu, &QMenu::triggered, this, &UnitDisplayStatusBarControl::onMenuSelection);
  }
  
  /** Lets the control know about the Options Model (and its signals) */
  void UnitDisplayStatusBarControl::setOptionsModel(OptionsModel *_optionsModel)
  {
      if (_optionsModel)
      {
          this->optionsModel = _optionsModel;
  
          // be aware of a display unit change reported by the OptionsModel object.
          connect(_optionsModel, &OptionsModel::displayUnitChanged, this, &UnitDisplayStatusBarControl::updateDisplayUnit);
  
          // initialize the display units label with the current value in the model.
          updateDisplayUnit(_optionsModel->getDisplayUnit());
      }
  }
  
  /** When Display Units are changed on OptionsModel it will refresh the display text of the control on the status bar */
  void UnitDisplayStatusBarControl::updateDisplayUnit(int newUnits)
  {
      setText(BitcoinUnits::longName(newUnits));
  }
  
  /** Shows context menu with Display Unit options by the mouse coordinates */
  void UnitDisplayStatusBarControl::onDisplayUnitsClicked(const QPoint& point)
  {
      QPoint globalPos = mapToGlobal(point);
      menu->exec(globalPos);
  }
  
  /** Tells underlying optionsModel to update its current display unit. */
  void UnitDisplayStatusBarControl::onMenuSelection(QAction* action)
  {
      if (action)
      {
          optionsModel->setDisplayUnit(action->data());
      }
  }
  
  void BitcoinGUI::gotoSetupTab()
  {
      if (walletFrame) walletFrame->gotoSetupTab();
      infinitynodeAction->setChecked(true);
  
  }
  