diff options
Diffstat (limited to 'src/qt/bitcoingui.cpp')
| -rw-r--r-- | src/qt/bitcoingui.cpp | 258 |
1 files changed, 135 insertions, 123 deletions
diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp index bfa8844a09..5321cd94fd 100644 --- a/src/qt/bitcoingui.cpp +++ b/src/qt/bitcoingui.cpp @@ -1,4 +1,4 @@ -// Copyright (c) 2011-2017 The Bitcoin Core developers +// Copyright (c) 2011-2018 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. @@ -29,7 +29,6 @@ #endif #include <chainparams.h> -#include <init.h> #include <interfaces/handler.h> #include <interfaces/node.h> #include <ui_interface.h> @@ -55,14 +54,10 @@ #include <QStyle> #include <QTimer> #include <QToolBar> +#include <QUrlQuery> #include <QVBoxLayout> -#if QT_VERSION < 0x050000 -#include <QTextDocument> -#include <QUrl> -#else -#include <QUrlQuery> -#endif +#include <boost/bind.hpp> const std::string BitcoinGUI::DEFAULT_UIPLATFORM = #if defined(Q_OS_MAC) @@ -76,49 +71,7 @@ const std::string BitcoinGUI::DEFAULT_UIPLATFORM = BitcoinGUI::BitcoinGUI(interfaces::Node& node, const PlatformStyle *_platformStyle, const NetworkStyle *networkStyle, QWidget *parent) : QMainWindow(parent), - enableWallet(false), m_node(node), - clientModel(0), - walletFrame(0), - unitDisplayControl(0), - labelWalletEncryptionIcon(0), - labelWalletHDStatusIcon(0), - connectionsControl(0), - labelBlocksIcon(0), - progressBarLabel(0), - progressBar(0), - progressDialog(0), - appMenuBar(0), - appToolBar(0), - overviewAction(0), - historyAction(0), - quitAction(0), - sendCoinsAction(0), - sendCoinsMenuAction(0), - usedSendingAddressesAction(0), - usedReceivingAddressesAction(0), - signMessageAction(0), - verifyMessageAction(0), - aboutAction(0), - receiveCoinsAction(0), - receiveCoinsMenuAction(0), - optionsAction(0), - toggleHideAction(0), - encryptWalletAction(0), - backupWalletAction(0), - changePassphraseAction(0), - aboutQtAction(0), - openRPCConsoleAction(0), - openAction(0), - showHelpMessageAction(0), - trayIcon(0), - trayIconMenu(0), - notificator(0), - rpcConsole(0), - helpMessageDialog(0), - modalOverlay(0), - prevBlocks(0), - spinnerFrame(0), platformStyle(_platformStyle) { QSettings settings; @@ -146,12 +99,6 @@ BitcoinGUI::BitcoinGUI(interfaces::Node& node, const PlatformStyle *_platformSty #endif setWindowTitle(windowTitle); -#if defined(Q_OS_MAC) && QT_VERSION < 0x050000 - // This property is not implemented in Qt 5. Setting it has no effect. - // A replacement API (QtMacUnifiedToolBar) is available in QtMacExtras. - setUnifiedTitleAndToolBarOnMac(true); -#endif - rpcConsole = new RPCConsole(node, _platformStyle, 0); helpMessageDialog = new HelpMessageDialog(node, this, false); #ifdef ENABLE_WALLET @@ -201,6 +148,7 @@ BitcoinGUI::BitcoinGUI(interfaces::Node& node, const PlatformStyle *_platformSty unitDisplayControl = new UnitDisplayStatusBarControl(platformStyle); labelWalletEncryptionIcon = new QLabel(); labelWalletHDStatusIcon = new QLabel(); + labelProxyIcon = new GUIUtil::ClickableLabel(); connectionsControl = new GUIUtil::ClickableLabel(); labelBlocksIcon = new GUIUtil::ClickableLabel(); if(enableWallet) @@ -211,6 +159,7 @@ BitcoinGUI::BitcoinGUI(interfaces::Node& node, const PlatformStyle *_platformSty frameBlocksLayout->addWidget(labelWalletEncryptionIcon); frameBlocksLayout->addWidget(labelWalletHDStatusIcon); } + frameBlocksLayout->addWidget(labelProxyIcon); frameBlocksLayout->addStretch(); frameBlocksLayout->addWidget(connectionsControl); frameBlocksLayout->addStretch(); @@ -226,7 +175,7 @@ BitcoinGUI::BitcoinGUI(interfaces::Node& node, const PlatformStyle *_platformSty // 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://qt-project.org/doc/qt-4.8/gallery.html + // See https://doc.qt.io/qt-5/gallery.html QString curStyle = QApplication::style()->metaObject()->className(); if(curStyle == "QWindowsStyle" || curStyle == "QWindowsXPStyle") { @@ -246,14 +195,19 @@ BitcoinGUI::BitcoinGUI(interfaces::Node& node, const PlatformStyle *_platformSty // Subscribe to notifications from core subscribeToCoreSignals(); - connect(connectionsControl, SIGNAL(clicked(QPoint)), this, SLOT(toggleNetworkActive())); + connect(connectionsControl, &GUIUtil::ClickableLabel::clicked, [this] { + m_node.setNetworkActive(!m_node.getNetworkActive()); + }); + connect(labelProxyIcon, &GUIUtil::ClickableLabel::clicked, [this] { + openOptionsDialogWithTab(OptionsDialog::TAB_NETWORK); + }); modalOverlay = new ModalOverlay(this->centralWidget()); #ifdef ENABLE_WALLET if(enableWallet) { - connect(walletFrame, SIGNAL(requestedSyncWarningInfo()), this, SLOT(showModalOverlay())); - connect(labelBlocksIcon, SIGNAL(clicked(QPoint)), this, SLOT(showModalOverlay())); - connect(progressBar, SIGNAL(clicked(QPoint)), this, SLOT(showModalOverlay())); + connect(walletFrame, &WalletFrame::requestedSyncWarningInfo, this, &BitcoinGUI::showModalOverlay); + connect(labelBlocksIcon, &GUIUtil::ClickableLabel::clicked, this, &BitcoinGUI::showModalOverlay); + connect(progressBar, &GUIUtil::ClickableProgressBar::clicked, this, &BitcoinGUI::showModalOverlay); } #endif } @@ -318,18 +272,18 @@ void BitcoinGUI::createActions() #ifdef ENABLE_WALLET // 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, SIGNAL(triggered()), this, SLOT(showNormalIfMinimized())); - connect(overviewAction, SIGNAL(triggered()), this, SLOT(gotoOverviewPage())); - connect(sendCoinsAction, SIGNAL(triggered()), this, SLOT(showNormalIfMinimized())); - connect(sendCoinsAction, SIGNAL(triggered()), this, SLOT(gotoSendCoinsPage())); - connect(sendCoinsMenuAction, SIGNAL(triggered()), this, SLOT(showNormalIfMinimized())); - connect(sendCoinsMenuAction, SIGNAL(triggered()), this, SLOT(gotoSendCoinsPage())); - connect(receiveCoinsAction, SIGNAL(triggered()), this, SLOT(showNormalIfMinimized())); - connect(receiveCoinsAction, SIGNAL(triggered()), this, SLOT(gotoReceiveCoinsPage())); - connect(receiveCoinsMenuAction, SIGNAL(triggered()), this, SLOT(showNormalIfMinimized())); - connect(receiveCoinsMenuAction, SIGNAL(triggered()), this, SLOT(gotoReceiveCoinsPage())); - connect(historyAction, SIGNAL(triggered()), this, SLOT(showNormalIfMinimized())); - connect(historyAction, SIGNAL(triggered()), this, SLOT(gotoHistoryPage())); + connect(overviewAction, &QAction::triggered, this, static_cast<void (BitcoinGUI::*)()>(&BitcoinGUI::showNormalIfMinimized)); + connect(overviewAction, &QAction::triggered, this, &BitcoinGUI::gotoOverviewPage); + connect(sendCoinsAction, &QAction::triggered, this, static_cast<void (BitcoinGUI::*)()>(&BitcoinGUI::showNormalIfMinimized)); + connect(sendCoinsAction, &QAction::triggered, [this]{ gotoSendCoinsPage(); }); + connect(sendCoinsMenuAction, &QAction::triggered, this, static_cast<void (BitcoinGUI::*)()>(&BitcoinGUI::showNormalIfMinimized)); + connect(sendCoinsMenuAction, &QAction::triggered, [this]{ gotoSendCoinsPage(); }); + connect(receiveCoinsAction, &QAction::triggered, this, static_cast<void (BitcoinGUI::*)()>(&BitcoinGUI::showNormalIfMinimized)); + connect(receiveCoinsAction, &QAction::triggered, this, &BitcoinGUI::gotoReceiveCoinsPage); + connect(receiveCoinsMenuAction, &QAction::triggered, this, static_cast<void (BitcoinGUI::*)()>(&BitcoinGUI::showNormalIfMinimized)); + connect(receiveCoinsMenuAction, &QAction::triggered, this, &BitcoinGUI::gotoReceiveCoinsPage); + connect(historyAction, &QAction::triggered, this, static_cast<void (BitcoinGUI::*)()>(&BitcoinGUI::showNormalIfMinimized)); + connect(historyAction, &QAction::triggered, this, &BitcoinGUI::gotoHistoryPage); #endif // ENABLE_WALLET quitAction = new QAction(platformStyle->TextColorIcon(":/icons/quit"), tr("E&xit"), this); @@ -379,32 +333,32 @@ void BitcoinGUI::createActions() showHelpMessageAction->setMenuRole(QAction::NoRole); showHelpMessageAction->setStatusTip(tr("Show the %1 help message to get a list with possible Bitcoin command-line options").arg(tr(PACKAGE_NAME))); - connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit())); - connect(aboutAction, SIGNAL(triggered()), this, SLOT(aboutClicked())); - connect(aboutQtAction, SIGNAL(triggered()), qApp, SLOT(aboutQt())); - connect(optionsAction, SIGNAL(triggered()), this, SLOT(optionsClicked())); - connect(toggleHideAction, SIGNAL(triggered()), this, SLOT(toggleHidden())); - connect(showHelpMessageAction, SIGNAL(triggered()), this, SLOT(showHelpMessageClicked())); - connect(openRPCConsoleAction, SIGNAL(triggered()), this, SLOT(showDebugWindow())); + 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, SIGNAL(triggered()), rpcConsole, SLOT(hide())); + connect(quitAction, &QAction::triggered, rpcConsole, &QWidget::hide); #ifdef ENABLE_WALLET if(walletFrame) { - connect(encryptWalletAction, SIGNAL(triggered(bool)), walletFrame, SLOT(encryptWallet(bool))); - connect(backupWalletAction, SIGNAL(triggered()), walletFrame, SLOT(backupWallet())); - connect(changePassphraseAction, SIGNAL(triggered()), walletFrame, SLOT(changePassphrase())); - connect(signMessageAction, SIGNAL(triggered()), this, SLOT(gotoSignMessageTab())); - connect(verifyMessageAction, SIGNAL(triggered()), this, SLOT(gotoVerifyMessageTab())); - connect(usedSendingAddressesAction, SIGNAL(triggered()), walletFrame, SLOT(usedSendingAddresses())); - connect(usedReceivingAddressesAction, SIGNAL(triggered()), walletFrame, SLOT(usedReceivingAddresses())); - connect(openAction, SIGNAL(triggered()), this, SLOT(openClicked())); + connect(encryptWalletAction, &QAction::triggered, walletFrame, &WalletFrame::encryptWallet); + connect(backupWalletAction, &QAction::triggered, walletFrame, &WalletFrame::backupWallet); + connect(changePassphraseAction, &QAction::triggered, walletFrame, &WalletFrame::changePassphrase); + connect(signMessageAction, &QAction::triggered, [this]{ gotoSignMessageTab(); }); + 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); } #endif // ENABLE_WALLET - new QShortcut(QKeySequence(Qt::CTRL + Qt::SHIFT + Qt::Key_C), this, SLOT(showDebugWindowActivateConsole())); - new QShortcut(QKeySequence(Qt::CTRL + Qt::SHIFT + Qt::Key_D), this, SLOT(showDebugWindow())); + 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() @@ -473,7 +427,17 @@ void BitcoinGUI::createToolBars() toolbar->addWidget(spacer); m_wallet_selector = new QComboBox(); - connect(m_wallet_selector, SIGNAL(currentIndexChanged(const QString&)), this, SLOT(setCurrentWallet(const QString&))); + connect(m_wallet_selector, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &BitcoinGUI::setCurrentWalletBySelectorIndex); + + m_wallet_selector_label = new QLabel(); + m_wallet_selector_label->setText(tr("Wallet:") + " "); + 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 } } @@ -489,20 +453,25 @@ void BitcoinGUI::setClientModel(ClientModel *_clientModel) // Keep up to date with client updateNetworkState(); - connect(_clientModel, SIGNAL(numConnectionsChanged(int)), this, SLOT(setNumConnections(int))); - connect(_clientModel, SIGNAL(networkActiveChanged(bool)), this, SLOT(setNetworkActive(bool))); + connect(_clientModel, &ClientModel::numConnectionsChanged, this, &BitcoinGUI::setNumConnections); + connect(_clientModel, &ClientModel::networkActiveChanged, this, &BitcoinGUI::setNetworkActive); modalOverlay->setKnownBestHeight(_clientModel->getHeaderTipHeight(), QDateTime::fromTime_t(_clientModel->getHeaderTipTime())); setNumBlocks(m_node.getNumBlocks(), QDateTime::fromTime_t(m_node.getLastBlockTime()), m_node.getVerificationProgress(), false); - connect(_clientModel, SIGNAL(numBlocksChanged(int,QDateTime,double,bool)), this, SLOT(setNumBlocks(int,QDateTime,double,bool))); + connect(_clientModel, &ClientModel::numBlocksChanged, this, &BitcoinGUI::setNumBlocks); // Receive and report messages from client model - connect(_clientModel, SIGNAL(message(QString,QString,unsigned int)), this, SLOT(message(QString,QString,unsigned int))); + connect(_clientModel, &ClientModel::message, [this](const QString &title, const QString &message, unsigned int style){ + this->message(title, message, style); + }); // Show progress dialog - connect(_clientModel, SIGNAL(showProgress(QString,int)), this, SLOT(showProgress(QString,int))); + connect(_clientModel, &ClientModel::showProgress, this, &BitcoinGUI::showProgress); rpcConsole->setClientModel(_clientModel); + + updateProxyIcon(); + #ifdef ENABLE_WALLET if(walletFrame) { @@ -510,13 +479,13 @@ void BitcoinGUI::setClientModel(ClientModel *_clientModel) } #endif // ENABLE_WALLET unitDisplayControl->setOptionsModel(_clientModel->getOptionsModel()); - + OptionsModel* optionsModel = _clientModel->getOptionsModel(); if(optionsModel) { // be aware of the tray icon disable state change reported by the OptionsModel object. - connect(optionsModel,SIGNAL(hideTrayIconChanged(bool)),this,SLOT(setTrayIconVisible(bool))); - + connect(optionsModel, &OptionsModel::hideTrayIconChanged, this, &BitcoinGUI::setTrayIconVisible); + // initialize the disable state of the tray icon with the current value in the model. setTrayIconVisible(optionsModel->getHideTrayIcon()); } @@ -546,19 +515,33 @@ bool BitcoinGUI::addWallet(WalletModel *walletModel) if(!walletFrame) return false; const QString name = walletModel->getWalletName(); + QString display_name = name.isEmpty() ? "["+tr("default wallet")+"]" : name; setWalletActionsEnabled(true); - m_wallet_selector->addItem(name); + m_wallet_selector->addItem(display_name, name); if (m_wallet_selector->count() == 2) { - m_wallet_selector_label = new QLabel(); - m_wallet_selector_label->setText(tr("Wallet:") + " "); - m_wallet_selector_label->setBuddy(m_wallet_selector); - appToolBar->addWidget(m_wallet_selector_label); - appToolBar->addWidget(m_wallet_selector); + m_wallet_selector_label_action->setVisible(true); + m_wallet_selector_action->setVisible(true); } rpcConsole->addWallet(walletModel); return walletFrame->addWallet(walletModel); } +bool BitcoinGUI::removeWallet(WalletModel* walletModel) +{ + if (!walletFrame) return false; + QString name = walletModel->getWalletName(); + int index = m_wallet_selector->findData(name); + m_wallet_selector->removeItem(index); + if (m_wallet_selector->count() == 0) { + setWalletActionsEnabled(false); + } else if (m_wallet_selector->count() == 1) { + m_wallet_selector_label_action->setVisible(false); + m_wallet_selector_action->setVisible(false); + } + rpcConsole->removeWallet(walletModel); + return walletFrame->removeWallet(name); +} + bool BitcoinGUI::setCurrentWallet(const QString& name) { if(!walletFrame) @@ -566,6 +549,12 @@ bool BitcoinGUI::setCurrentWallet(const QString& name) return walletFrame->setCurrentWallet(name); } +bool BitcoinGUI::setCurrentWalletBySelectorIndex(int index) +{ + QString internal_name = m_wallet_selector->itemData(index).toString(); + return setCurrentWallet(internal_name); +} + void BitcoinGUI::removeAllWallets() { if(!walletFrame) @@ -616,8 +605,7 @@ void BitcoinGUI::createTrayIconMenu() trayIconMenu = new QMenu(this); trayIcon->setContextMenu(trayIconMenu); - connect(trayIcon, SIGNAL(activated(QSystemTrayIcon::ActivationReason)), - this, SLOT(trayIconActivated(QSystemTrayIcon::ActivationReason))); + connect(trayIcon, &QSystemTrayIcon::activated, this, &BitcoinGUI::trayIconActivated); #else // Note: On Mac, the dock icon is used to provide the tray's functionality. MacDockIconHandler *dockIconHandler = MacDockIconHandler::instance(); @@ -655,12 +643,7 @@ void BitcoinGUI::trayIconActivated(QSystemTrayIcon::ActivationReason reason) void BitcoinGUI::optionsClicked() { - if(!clientModel || !clientModel->getOptionsModel()) - return; - - OptionsDialog dlg(this, enableWallet); - dlg.setModel(clientModel->getOptionsModel()); - dlg.exec(); + openOptionsDialogWithTab(OptionsDialog::TAB_MAIN); } void BitcoinGUI::aboutClicked() @@ -784,6 +767,17 @@ void BitcoinGUI::updateHeadersSyncProgressLabel() 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) { if (modalOverlay) @@ -965,7 +959,12 @@ void BitcoinGUI::changeEvent(QEvent *e) QWindowStateChangeEvent *wsevt = static_cast<QWindowStateChangeEvent*>(e); if(!(wsevt->oldState() & Qt::WindowMinimized) && isMinimized()) { - QTimer::singleShot(0, this, SLOT(hide())); + QTimer::singleShot(0, this, &BitcoinGUI::hide); + e->ignore(); + } + else if((wsevt->oldState() & Qt::WindowMinimized) && !isMinimized()) + { + QTimer::singleShot(0, this, &BitcoinGUI::show); e->ignore(); } } @@ -1072,7 +1071,7 @@ void BitcoinGUI::setHDStatus(int hdEnabled) labelWalletHDStatusIcon->setPixmap(platformStyle->SingleColorIcon(hdEnabled ? ":/icons/hd_enabled" : ":/icons/hd_disabled").pixmap(STATUSBAR_ICONSIZE,STATUSBAR_ICONSIZE)); labelWalletHDStatusIcon->setToolTip(hdEnabled ? tr("HD key generation is <b>enabled</b>") : tr("HD key generation is <b>disabled</b>")); - // eventually disable the QLabel to set its opacity to 50% + // eventually disable the QLabel to set its opacity to 50% labelWalletHDStatusIcon->setEnabled(hdEnabled); } @@ -1120,6 +1119,24 @@ void BitcoinGUI::updateWalletStatus() } #endif // ENABLE_WALLET +void BitcoinGUI::updateProxyIcon() +{ + std::string ip_port; + bool proxy_enabled = clientModel->getProxyInfo(ip_port); + + if (proxy_enabled) { + if (labelProxyIcon->pixmap() == 0) { + QString ip_port_q = QString::fromStdString(ip_port); + labelProxyIcon->setPixmap(platformStyle->SingleColorIcon(":/icons/proxy").pixmap(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::showNormalIfMinimized(bool fToggleHidden) { if(!clientModel) @@ -1228,11 +1245,6 @@ void BitcoinGUI::unsubscribeFromCoreSignals() m_handler_question->disconnect(); } -void BitcoinGUI::toggleNetworkActive() -{ - m_node.setNetworkActive(!m_node.getNetworkActive()); -} - UnitDisplayStatusBarControl::UnitDisplayStatusBarControl(const PlatformStyle *platformStyle) : optionsModel(0), menu(0) @@ -1267,7 +1279,7 @@ void UnitDisplayStatusBarControl::createContextMenu() menuAction->setData(QVariant(u)); menu->addAction(menuAction); } - connect(menu,SIGNAL(triggered(QAction*)),this,SLOT(onMenuSelection(QAction*))); + connect(menu, &QMenu::triggered, this, &UnitDisplayStatusBarControl::onMenuSelection); } /** Lets the control know about the Options Model (and its signals) */ @@ -1278,7 +1290,7 @@ void UnitDisplayStatusBarControl::setOptionsModel(OptionsModel *_optionsModel) this->optionsModel = _optionsModel; // be aware of a display unit change reported by the OptionsModel object. - connect(_optionsModel,SIGNAL(displayUnitChanged(int)),this,SLOT(updateDisplayUnit(int))); + connect(_optionsModel, &OptionsModel::displayUnitChanged, this, &UnitDisplayStatusBarControl::updateDisplayUnit); // initialize the display units label with the current value in the model. updateDisplayUnit(_optionsModel->getDisplayUnit()); |