add WalletManager::useForkRules()

src/libwalletqt/WalletManager.cpp

@@ -338,6 +338,16 @@ QString WalletManager::checkUpdates(const QString &software, const QString &subd
   return QString::fromStdString(std::get<1>(result) + "|" + std::get<2>(result) + "|" + std::get<3>(result) + "|" + std::get<4>(result));
 }
 
+bool WalletManager::useForkRules(quint8 required_version) const
+{
+    quint64 earliest_height;
+    quint8 version;
+    m_pimpl->hardForkInfo(version, earliest_height);
+    return version >= required_version;
+}
+
+
+
 WalletManager::WalletManager(QObject *parent) : QObject(parent)
 {
     m_pimpl =  Monero::WalletManagerFactory::getWalletManager();

src/libwalletqt/WalletManager.h

@@ -136,6 +136,8 @@ public:
     Q_INVOKABLE bool saveQrCode(const QString &, const QString &) const;
     Q_INVOKABLE QString checkUpdates(const QString &software, const QString &subdir) const;
 
+    Q_INVOKABLE bool useForkRules(quint8 version) const;
+
 signals:
 
     void walletOpened(Wallet * wallet);