From bfce02b5c20adbbe5c8799dded0844618a506946 Mon Sep 17 00:00:00 2001
From: selsta <selsta@sent.at>
Date: Fri, 5 Jun 2026 11:41:51 +0200
Subject: libwalletqt: start wallet refresh worker lazily

---
 src/libwalletqt/Wallet.cpp | 15 ++++++++++++++-
 src/libwalletqt/Wallet.h   |  1 +
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/libwalletqt/Wallet.cpp b/src/libwalletqt/Wallet.cpp
index a5ac6925..298db6eb 100644
--- a/src/libwalletqt/Wallet.cpp
+++ b/src/libwalletqt/Wallet.cpp
@@ -620,6 +620,19 @@ void Wallet::startRefresh()
     qDebug() << "Starting refresh";
     m_refreshEnabled = true;
     m_refreshNow = true;
+
+    if (!m_refreshThreadStarted.exchange(true))
+    {
+        try
+        {
+            startRefreshThread();
+        }
+        catch (...)
+        {
+            m_refreshThreadStarted.store(false);
+            throw;
+        }
+    }
 }
 
 void Wallet::pauseRefresh()
@@ -1182,6 +1195,7 @@ Wallet::Wallet(Monero::Wallet *w, QObject *parent)
     , m_refreshNow(false)
     , m_refreshEnabled(false)
     , m_refreshing(false)
+    , m_refreshThreadStarted(false)
     , m_scheduler(this)
 {
     m_walletListener = new WalletListenerImpl(this);
@@ -1195,7 +1209,6 @@ Wallet::Wallet(Monero::Wallet *w, QObject *parent)
     m_daemonUsername = "";
     m_daemonPassword = "";
 
-    startRefreshThread();
 }
 
 Wallet::~Wallet()
diff --git a/src/libwalletqt/Wallet.h b/src/libwalletqt/Wallet.h
index a5bb913c..e41540ea 100644
--- a/src/libwalletqt/Wallet.h
+++ b/src/libwalletqt/Wallet.h
@@ -493,6 +493,7 @@ private:
     std::atomic<bool> m_refreshNow;
     std::atomic<bool> m_refreshEnabled;
     std::atomic<bool> m_refreshing;
+    std::atomic<bool> m_refreshThreadStarted;
     WalletListenerImpl *m_walletListener;
     FutureScheduler m_scheduler;
 };
-- 
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