Fix log spam while background syncing

Author: j-berman

Diff for: pages/History.qml

@@ -1543,6 +1543,7 @@ Rectangle {
     function updateTransactionsFromModel() {
         // This function copies the items of `appWindow.currentWallet.historyModel` to `root.txModelData`, as a list of javascript objects
         if(currentWallet == null || typeof currentWallet.history === "undefined" ) return;
+        if(currentWallet.isBackgroundSyncing()) return;
 
         var _model = root.model;
         var total = 0

Diff for: src/libwalletqt/Wallet.cpp

@@ -557,6 +557,11 @@ bool Wallet::isBackgroundWallet() const
     return m_walletImpl->isBackgroundWallet();
 }
 
+bool Wallet::isBackgroundSyncing() const
+{
+    return m_walletImpl->isBackgroundSyncing();
+}
+
 void Wallet::startBackgroundSync()
 {
     qDebug() << "Starting background sync";

Diff for: src/libwalletqt/Wallet.h

@@ -226,6 +226,7 @@ class Wallet : public QObject, public PassprasePrompter
     Q_INVOKABLE void setupBackgroundSync(const BackgroundSyncType background_sync_type, const QString &wallet_password);
     Q_INVOKABLE BackgroundSyncType getBackgroundSyncType() const;
     Q_INVOKABLE bool isBackgroundWallet() const;
+    Q_INVOKABLE bool isBackgroundSyncing() const;
 
     //! scan in the background with just the view key (wipe the spend key)
     Q_INVOKABLE void startBackgroundSync();