libwalletqt: add a few daemon read access routines

main.qml

@@ -176,6 +176,8 @@ ApplicationWindow {
 
         }
 
+        walletManager.setDaemonAddress(persistentSettings.daemon_address)
+
         // wallet already opened with wizard, we just need to initialize it
         if (typeof wizard.settings['wallet'] !== 'undefined') {
             console.log("using wizard wallet")

src/libwalletqt/WalletManager.cpp

@@ -174,6 +174,36 @@ QString WalletManager::checkPayment(const QString &address, const QString &txid,
     return QString::fromStdString(result);
 }
 
+void WalletManager::setDaemonAddress(const QString &address)
+{
+    m_pimpl->setDaemonAddress(address.toStdString());
+}
+
+bool WalletManager::connected() const
+{
+    return m_pimpl->connected();
+}
+
+quint64 WalletManager::networkDifficulty() const
+{
+    return m_pimpl->networkDifficulty();
+}
+
+quint64 WalletManager::blockchainHeight() const
+{
+    return m_pimpl->blockchainHeight();
+}
+
+quint64 WalletManager::blockchainTargetHeight() const
+{
+    return m_pimpl->blockchainTargetHeight();
+}
+
+double WalletManager::miningHashRate() const
+{
+    return m_pimpl->miningHashRate();
+}
+
 void WalletManager::setLogLevel(int logLevel)
 {
     Bitmonero::WalletManagerFactory::setLogLevel(logLevel);

src/libwalletqt/WalletManager.h

@@ -13,6 +13,7 @@ namespace Bitmonero {
 class WalletManager : public QObject
 {
     Q_OBJECT
+    Q_PROPERTY(bool connected READ connected)
 
 public:
     enum LogLevel {
@@ -95,6 +96,13 @@ public:
 
     Q_INVOKABLE QString checkPayment(const QString &address, const QString &txid, const QString &txkey, const QString &daemon_address) const;
 
+    Q_INVOKABLE void setDaemonAddress(const QString &address);
+    Q_INVOKABLE bool connected() const;
+    Q_INVOKABLE quint64 networkDifficulty() const;
+    Q_INVOKABLE quint64 blockchainHeight() const;
+    Q_INVOKABLE quint64 blockchainTargetHeight() const;
+    Q_INVOKABLE double miningHashRate() const;
+
     // QML missing such functionality, implementing these helpers here
     Q_INVOKABLE QString urlToLocalPath(const QUrl &url) const;
     Q_INVOKABLE QUrl localPathToUrl(const QString &path) const;