Add Qt mining controls and update Agrarian copyrights

Makefile.am

@@ -1,5 +1,5 @@
 # Copyright (c) 2013-2016 The Bitcoin Core developers
-# Copyright (c) 2026 Agrarian Developers
+# Copyright (c) 2022-2036 Agrarian Developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

autogen.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 # Copyright (c) 2013-2016 The Bitcoin Core developers
-# Copyright (c) 2026 Agrarian Developers
+# Copyright (c) 2022-2036 Agrarian Developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

configure.ac

@@ -1,4 +1,4 @@
-dnl Copyright (c) 2026 Agrarian Developers
+dnl Copyright (c) 2022-2036 Agrarian Developers
 dnl Distributed under the MIT/X11 software license, see the accompanying
 dnl file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
@@ -9,7 +9,7 @@ define(_CLIENT_VERSION_MINOR, 0)
 define(_CLIENT_VERSION_REVISION, 0)
 define(_CLIENT_VERSION_BUILD, 0)
 define(_CLIENT_VERSION_IS_RELEASE, true)
-define(_COPYRIGHT_YEAR, 2026)
+define(_COPYRIGHT_YEAR, 2036)
 AC_INIT([Agrarian Core],[_CLIENT_VERSION_MAJOR._CLIENT_VERSION_MINOR._CLIENT_VERSION_REVISION],[www.agrarian.org],[agrarian])
 AC_CONFIG_SRCDIR([src/main.cpp])
 AC_CONFIG_HEADERS([src/config/agrarian-config.h])

depends/hosts/i686-w64-mingw32.mk

@@ -1,4 +1,4 @@
-# Copyright (c) 2026 Agrarian Developers
+# Copyright (c) 2022-2036 Agrarian Developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or https://www.opensource.org/licenses/mit-license.php.
 

depends/hosts/x86_64-w64-mingw32.mk

@@ -1,4 +1,4 @@
-# Copyright (c) 2026 Agrarian Developers
+# Copyright (c) 2022-2036 Agrarian Developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or https://www.opensource.org/licenses/mit-license.php.
 

doc/build-ubuntu-24.md

@@ -1,4 +1,4 @@
-Copyright (c) 2026 Agrarian Developers
+Copyright (c) 2022-2036 Agrarian Developers
 
 Ubuntu 24.04 Build Notes
 ========================

doc/build-unix.md

@@ -1,4 +1,4 @@
-Copyright (c) 2026 Agrarian Developers
+Copyright (c) 2022-2036 Agrarian Developers
 
 UNIX Build Notes
 

doc/build-wallets.md

@@ -1,4 +1,4 @@
-Copyright (c) 2026 Agrarian Developers
+Copyright (c) 2022-2036 Agrarian Developers
 
 Desktop Wallet Build Quick Start
 ================================

doc/build-windows.md

@@ -1,4 +1,4 @@
-Copyright (c) 2026 Agrarian Developers
+Copyright (c) 2022-2036 Agrarian Developers
 
 ============================================================
                 Agrarian Core – Windows Build Notes

src/agrarian-cli-res.rc

@@ -1,4 +1,4 @@
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 #include <windows.h>             // needed for VERSIONINFO
 #include "clientversion.h"       // holds the needed client version information
 

src/agrarian-cli.cpp

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2015 The Bitcoin developers
 // Copyright (c) 2009-2015 The Dash developers
 // Copyright (c) 2015-2018 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/agrarian-tx-res.rc

@@ -1,4 +1,4 @@
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 
 #include <windows.h>             // needed for VERSIONINFO
 #include "clientversion.h"       // holds the needed client version information

src/agrarian-tx.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/agrariand-res.rc

@@ -1,4 +1,4 @@
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 
 #include <windows.h>             // needed for VERSIONINFO
 #include "clientversion.h"       // holds the needed client version information

src/agrariand.cpp

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/chainparams.cpp

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/chainparams.h

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/clientversion.h

@@ -23,7 +23,7 @@
 #define DO_STRINGIZE(X) #X
 
 //! Copyright string used in Windows .rc files
-#define COPYRIGHT_STR "2009-" STRINGIZE(COPYRIGHT_YEAR) " The Bitcoin Core Developers, 2014-" STRINGIZE(COPYRIGHT_YEAR) " The Dash Core Developers, 2015-" STRINGIZE(COPYRIGHT_YEAR) " The Agrarian Core Developers"
+#define COPYRIGHT_STR "2009-" STRINGIZE(COPYRIGHT_YEAR) " The Bitcoin Core Developers, 2014-" STRINGIZE(COPYRIGHT_YEAR) " The Dash Core Developers, 2015-" STRINGIZE(COPYRIGHT_YEAR) " The PIVX Core Developers, 2022-" STRINGIZE(COPYRIGHT_YEAR) " The Agrarian Core Developers"
 
 /**
  * agrariand-res.rc includes this file, but it cannot cope with real c++ code.

src/init.cpp

@@ -616,7 +616,7 @@ std::string LicenseInfo()
            "\n" +
            FormatParagraph(strprintf(_("Copyright (C) 2015-%i The PIVX Core Developers"), COPYRIGHT_YEAR)) + "\n" +
            "\n" +
-           FormatParagraph(strprintf(_("Copyright (C) %i The Agrarian Core Developers"), COPYRIGHT_YEAR)) + "\n" +
+           FormatParagraph(strprintf(_("Copyright (C) 2022-%i The Agrarian Core Developers"), COPYRIGHT_YEAR)) + "\n" +
            "\n" +
            FormatParagraph(_("This is experimental software.")) + "\n" +
            "\n" +

src/kernel.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) 2012-2013 The PPCoin developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/kernel.h

@@ -1,6 +1,6 @@
 // Copyright (c) 2012-2013 The PPCoin developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef AGRARIAN_BITCOIN_KERNEL_H

src/main.cpp

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 The Agrarian developers
+// Copyright (c) 2022-2036 The Agrarian developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/main.h

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/masternode-budget.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/masternode-budget.h

@@ -1,6 +1,6 @@
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/masternode-payments.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/masternode-payments.h

@@ -1,6 +1,6 @@
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/miner.cpp

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/miner.h

@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2016-2018 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef AGRARIAN_BITCOIN_MINER_H

src/pow.cpp

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2018 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/pow.h

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2017-2018 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef AGRARIAN_BITCOIN_POW_H

src/qt/bitcoingui.cpp

@@ -23,6 +23,7 @@
 #include "blockexplorer.h"
 #include "walletframe.h"
 #include "walletmodel.h"
+#include "wallet/wallet.h"
 #endif // ENABLE_WALLET
 
 #ifdef Q_OS_MAC
@@ -106,6 +107,7 @@ BitcoinGUI::BitcoinGUI(const NetworkStyle* networkStyle, QWidget* parent) : QMai
                                                                             openAction(0),
                                                                             showHelpMessageAction(0),
                                                                             multiSendAction(0),
+                                                                            toggleMiningAction(0),
                                                                             trayIcon(0),
                                                                             trayIconMenu(0),
                                                                             notificator(0),
@@ -437,6 +439,10 @@ void BitcoinGUI::createActions(const NetworkStyle* networkStyle)
     multiSendAction = new QAction(QIcon(":/icons/edit"), tr("&MultiSend"), this);
     multiSendAction->setToolTip(tr("MultiSend Settings"));
     multiSendAction->setCheckable(true);
+    toggleMiningAction = new QAction(tr("&Start CPU Mining"), this);
+    toggleMiningAction->setStatusTip(tr("Start or stop CPU mining using the configured mining processor threads"));
+    toggleMiningAction->setToolTip(toggleMiningAction->statusTip());
+    toggleMiningAction->setCheckable(true);
 
     openInfoAction = new QAction(QApplication::style()->standardIcon(QStyle::SP_MessageBoxInformation), tr("&Information"), this);
     openInfoAction->setStatusTip(tr("Show diagnostic information"));
@@ -496,6 +502,7 @@ void BitcoinGUI::createActions(const NetworkStyle* networkStyle)
         connect(usedReceivingAddressesAction, SIGNAL(triggered()), walletFrame, SLOT(usedReceivingAddresses()));
         connect(openAction, SIGNAL(triggered()), this, SLOT(openClicked()));
         connect(multiSendAction, SIGNAL(triggered()), this, SLOT(gotoMultiSendDialog()));
+        connect(toggleMiningAction, SIGNAL(triggered()), this, SLOT(toggleMining()));
         connect(multisigCreateAction, SIGNAL(triggered()), this, SLOT(gotoMultisigCreate()));
         connect(multisigSpendAction, SIGNAL(triggered()), this, SLOT(gotoMultisigSpend()));
         connect(multisigSignAction, SIGNAL(triggered()), this, SLOT(gotoMultisigSign()));
@@ -544,6 +551,11 @@ void BitcoinGUI::createMenuBar()
     settings->addAction(optionsAction);
 
     if (walletFrame) {
+        QMenu* mining = appMenuBar->addMenu(tr("&Mining"));
+        mining->addAction(toggleMiningAction);
+        mining->addSeparator();
+        mining->addAction(optionsAction);
+
         QMenu* tools = appMenuBar->addMenu(tr("&Tools"));
         tools->addAction(openInfoAction);
         tools->addAction(openRPCConsoleAction);
@@ -638,6 +650,7 @@ void BitcoinGUI::setClientModel(ClientModel* clientModel)
 #endif // ENABLE_WALLET
         unitDisplayControl->setOptionsModel(clientModel->getOptionsModel());
         connect(clientModel->getOptionsModel(), SIGNAL(zeromintEnableChanged(bool)), this, SLOT(setAutoMintStatus()));
+        updateMiningAction();
 
         //Show trayIcon
         if (trayIcon)
@@ -702,6 +715,7 @@ void BitcoinGUI::setWalletActionsEnabled(bool enabled)
     usedSendingAddressesAction->setEnabled(enabled);
     usedReceivingAddressesAction->setEnabled(enabled);
     openAction->setEnabled(enabled);
+    toggleMiningAction->setEnabled(enabled);
 }
 
 void BitcoinGUI::createTrayIcon(const NetworkStyle* networkStyle)
@@ -811,6 +825,44 @@ void BitcoinGUI::openClicked()
     }
 }
 
+void BitcoinGUI::toggleMining()
+{
+    const bool currentlyMining = GetBoolArg("-gen", false);
+    const bool startMining = !currentlyMining;
+
+    if (!pwalletMain) {
+        QMessageBox::warning(this, tr("Mining unavailable"), tr("CPU mining requires an active wallet."));
+        updateMiningAction();
+        return;
+    }
+
+    int miningThreads = 1;
+    if (clientModel && clientModel->getOptionsModel())
+        miningThreads = clientModel->getOptionsModel()->getMiningThreads();
+
+    mapArgs["-gen"] = (startMining ? "1" : "0");
+    mapArgs["-genproclimit"] = itostr(startMining ? miningThreads : 0);
+    GenerateBitcoins(startMining, pwalletMain, startMining ? miningThreads : 0);
+    updateMiningAction();
+
+    const QString message = startMining
+        ? tr("CPU mining started with %1 processor thread(s).").arg(miningThreads)
+        : tr("CPU mining stopped.");
+    statusBar()->showMessage(message, 5000);
+}
+
+void BitcoinGUI::updateMiningAction()
+{
+    if (!toggleMiningAction)
+        return;
+
+    const bool mining = GetBoolArg("-gen", false);
+    toggleMiningAction->blockSignals(true);
+    toggleMiningAction->setChecked(mining);
+    toggleMiningAction->setText(mining ? tr("&Stop CPU Mining") : tr("&Start CPU Mining"));
+    toggleMiningAction->blockSignals(false);
+}
+
 void BitcoinGUI::gotoOverviewPage()
 {
     overviewAction->setChecked(true);

src/qt/bitcoingui.h

@@ -131,6 +131,7 @@ private:
     QAction* openBlockExplorerAction;
     QAction* showHelpMessageAction;
     QAction* multiSendAction;
+    QAction* toggleMiningAction;
 
     QSystemTrayIcon* trayIcon;
     QMenu* trayIconMenu;
@@ -238,6 +239,10 @@ private slots:
 
     /** Show open dialog */
     void openClicked();
+    /** Toggle CPU mining using the configured mining thread count. */
+    void toggleMining();
+    /** Refresh CPU mining action text/check state. */
+    void updateMiningAction();
 
 #endif // ENABLE_WALLET
     /** Show configuration dialog */

src/qt/forms/optionsdialog.ui

@@ -117,6 +117,43 @@
          </item>
        </layout>
       </item>
+      <item>
+       <layout class="QHBoxLayout" name="horizontalLayout_MiningThreads">
+        <item>
+         <widget class="QLabel" name="miningThreadsLabel">
+          <property name="text">
+           <string>Number of mining processor threads</string>
+          </property>
+          <property name="textFormat">
+           <enum>Qt::PlainText</enum>
+          </property>
+          <property name="buddy">
+           <cstring>miningThreads</cstring>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QSpinBox" name="miningThreads">
+          <property name="toolTip">
+           <string>Processor threads used when CPU mining is started from the Mining menu.</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="horizontalSpacer_MiningThreads">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+       </layout>
+      </item>
       <item>
        <spacer name="verticalSpacer_2">
          <property name="orientation">

src/qt/locale/agrarian_hr_HR.ts

@@ -4997,7 +4997,7 @@ Please be patient...</source>
     </message>
     <message>
         <source>Copyright (C) 2015-%i The PIVX Core Developers</source>
-        <translation>Autorska prava (C) 2015-%i The Agrarian Core Developers</translation>
+        <translation>Autorska prava (C) 2015-%i The PIVX Core Developers</translation>
     </message>
     <message>
         <source>Corrupted block database detected</source>

src/qt/optionsdialog.cpp

@@ -31,6 +31,9 @@
 #include <QLocale>
 #include <QMessageBox>
 #include <QTimer>
+#include <QThread>
+
+#include <algorithm>
 
 OptionsDialog::OptionsDialog(QWidget* parent, bool enableWallet) : QDialog(parent, Qt::WindowSystemMenuHint | Qt::WindowTitleHint | Qt::WindowCloseButtonHint),
                                                                    ui(new Ui::OptionsDialog),
@@ -46,6 +49,8 @@ OptionsDialog::OptionsDialog(QWidget* parent, bool enableWallet) : QDialog(paren
     ui->databaseCache->setMaximum(nMaxDbCache);
     ui->threadsScriptVerif->setMinimum(-(int)boost::thread::hardware_concurrency());
     ui->threadsScriptVerif->setMaximum(MAX_SCRIPTCHECK_THREADS);
+    ui->miningThreads->setMinimum(1);
+    ui->miningThreads->setMaximum(std::max(1, QThread::idealThreadCount()));
 
 /* Network elements init */
 #ifndef USE_UPNP
@@ -192,6 +197,7 @@ void OptionsDialog::setMapper()
     /* Main */
     mapper->addMapping(ui->bitcoinAtStartup, OptionsModel::StartAtStartup);
     mapper->addMapping(ui->threadsScriptVerif, OptionsModel::ThreadsScriptVerif);
+    mapper->addMapping(ui->miningThreads, OptionsModel::MiningThreads);
     mapper->addMapping(ui->databaseCache, OptionsModel::DatabaseCache);
     // Zeromint Enabled
     mapper->addMapping(ui->checkBoxZeromintEnable, OptionsModel::ZeromintEnable);

src/qt/optionsmodel.cpp

@@ -29,6 +29,9 @@
 #include <QNetworkProxy>
 #include <QSettings>
 #include <QStringList>
+#include <QThread>
+
+#include <algorithm>
 
 OptionsModel::OptionsModel(QObject* parent) : QAbstractListModel(parent)
 {
@@ -119,6 +122,9 @@ void OptionsModel::Init()
     if (!SoftSetArg("-par", settings.value("nThreadsScriptVerif").toString().toStdString()))
         addOverriddenOption("-par");
 
+    if (!settings.contains("nMiningThreads"))
+        settings.setValue("nMiningThreads", 1);
+
 // Wallet
 #ifdef ENABLE_WALLET
     if (!settings.contains("bSpendZeroConfChange"))
@@ -255,6 +261,8 @@ QVariant OptionsModel::data(const QModelIndex& index, int role) const
             return settings.value("nDatabaseCache");
         case ThreadsScriptVerif:
             return settings.value("nThreadsScriptVerif");
+        case MiningThreads:
+            return settings.value("nMiningThreads", 1);
         case HideZeroBalances:
             return settings.value("fHideZeroBalances");
         case HideOrphans:
@@ -420,6 +428,12 @@ bool OptionsModel::setData(const QModelIndex& index, const QVariant& value, int
                 setRestartRequired(true);
             }
             break;
+        case MiningThreads: {
+            const int maxThreads = std::max(1, QThread::idealThreadCount());
+            const int threads = std::max(1, std::min(value.toInt(), maxThreads));
+            settings.setValue("nMiningThreads", threads);
+            break;
+        }
         case Listen:
             if (settings.value("fListen") != value) {
                 settings.setValue("fListen", value);
@@ -436,6 +450,13 @@ bool OptionsModel::setData(const QModelIndex& index, const QVariant& value, int
     return successful;
 }
 
+int OptionsModel::getMiningThreads()
+{
+    QSettings settings;
+    const int maxThreads = std::max(1, QThread::idealThreadCount());
+    return std::max(1, std::min(settings.value("nMiningThreads", 1).toInt(), maxThreads));
+}
+
 /** Updates current unit in memory, settings and emits displayUnitChanged(newUnit) signal */
 void OptionsModel::setDisplayUnit(const QVariant& value)
 {

src/qt/optionsmodel.h

@@ -54,6 +54,7 @@ public:
         ShowMasternodesTab,  // bool
         Listen,              // bool
         StakeSplitThreshold, // int
+        MiningThreads,       // int
         OptionIDRowCount,
     };
 
@@ -75,6 +76,7 @@ public:
     QString getThirdPartyTxUrls() { return strThirdPartyTxUrls; }
     bool getProxySettings(QNetworkProxy& proxy) const;
     bool getCoinControlFeatures() { return fCoinControlFeatures; }
+    int getMiningThreads();
     const QString& getOverriddenByCommandLine() { return strOverriddenByCommandLine; }
 
     /* Restart flag helper */

src/qt/splashscreen.cpp

@@ -45,7 +45,7 @@ SplashScreen::SplashScreen(Qt::WindowFlags f, const NetworkStyle* networkStyle)
     QString copyrightTextBtc = QChar(0xA9) + QString(" 2009-%1 ").arg(COPYRIGHT_YEAR) + QString(tr("The Bitcoin Core developers"));
     QString copyrightTextDash = QChar(0xA9) + QString(" 2014-%1 ").arg(COPYRIGHT_YEAR) + QString(tr("The Dash Core developers"));
     QString copyrightTextPIVX = QChar(0xA9) + QString(" 2015-%1 ").arg(COPYRIGHT_YEAR) + QString(tr("The PIVX Core developers"));
-    QString copyrightTextAgrarian = QChar(0xA9) + QString(" %1 ").arg(COPYRIGHT_YEAR) + QString(tr("The Agrarian Core developers"));
+    QString copyrightTextAgrarian = QChar(0xA9) + QString(" 2022-%1 ").arg(COPYRIGHT_YEAR) + QString(tr("The Agrarian Core developers"));
     QString titleAddText = networkStyle->getTitleAddText();
 
     QString font = QApplication::font().toString();

src/rpc/mining.cpp

@@ -2,7 +2,7 @@
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
 // Copyright (c) 2015-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 

src/txdb.cpp

@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2016-2019 The PIVX developers
-// Copyright (c) 2026 Agrarian Developers
+// Copyright (c) 2022-2036 Agrarian Developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.