From 91b85ce9dceb591bf32865e6be7563af8166d768 Mon Sep 17 00:00:00 2001
From: Nick Bolton <nick@symless.com>
Date: Fri, 27 Sep 2024 19:27:55 +0100
Subject: [PATCH] Support for older Qt6 without lambda callback

---
 .../synergy/gui/license/LicenseHandler.cpp    | 24 +++++++++----------
 src/lib/synergy/gui/license/LicenseHandler.h  |  3 +++
 2 files changed, 15 insertions(+), 12 deletions(-)

diff --git a/src/lib/synergy/gui/license/LicenseHandler.cpp b/src/lib/synergy/gui/license/LicenseHandler.cpp
index 28aa629a8..d0378fcf2 100644
--- a/src/lib/synergy/gui/license/LicenseHandler.cpp
+++ b/src/lib/synergy/gui/license/LicenseHandler.cpp
@@ -47,12 +47,8 @@ bool LicenseHandler::handleStart(QMainWindow *parent, AppConfig *appConfig) {
   m_mainWindow = parent;
   m_appConfig = appConfig;
 
-  const auto onChangeSerialKey = [this] {
-    showActivationDialog(m_mainWindow, m_appConfig);
-  };
-
-  const auto serialKeyAction =
-      parent->addAction("Change serial key", onChangeSerialKey);
+  const auto serialKeyAction = parent->addAction(
+      "Change serial key", this, &LicenseHandler::onChangeSerialKey);
 
   const auto licenseMenu = new QMenu("License");
   licenseMenu->addAction(serialKeyAction);
@@ -85,12 +81,6 @@ bool LicenseHandler::showActivationDialog(
   }
 }
 
-void LicenseHandler::updateMainWindow() const {
-  const auto productName = QString::fromStdString(m_license.productName());
-  qDebug("updating main window title: %s", qPrintable(productName));
-  m_mainWindow->setWindowTitle(m_license.productName().c_str());
-}
-
 void LicenseHandler::handleSettings(
     QDialog *parent, QCheckBox *checkBoxEnableTls) const {
 
@@ -104,6 +94,16 @@ void LicenseHandler::handleSettings(
   checkTlsCheckBox(parent, checkBoxEnableTls, false);
 }
 
+void LicenseHandler::onChangeSerialKey() {
+  showActivationDialog(m_mainWindow, m_appConfig);
+}
+
+void LicenseHandler::updateMainWindow() const {
+  const auto productName = QString::fromStdString(m_license.productName());
+  qDebug("updating main window title: %s", qPrintable(productName));
+  m_mainWindow->setWindowTitle(m_license.productName().c_str());
+}
+
 void LicenseHandler::checkTlsCheckBox(
     QDialog *parent, QCheckBox *checkBoxEnableTls, bool showDialog) const {
   if (!m_license.isTlsAvailable() && checkBoxEnableTls->isChecked()) {
diff --git a/src/lib/synergy/gui/license/LicenseHandler.h b/src/lib/synergy/gui/license/LicenseHandler.h
index c3f983627..87e35ad77 100644
--- a/src/lib/synergy/gui/license/LicenseHandler.h
+++ b/src/lib/synergy/gui/license/LicenseHandler.h
@@ -63,6 +63,9 @@ class LicenseHandler : public QObject {
   void updateMainWindow() const;
   bool showActivationDialog(QMainWindow *parent, AppConfig *appConfig);
 
+private slots:
+  void onChangeSerialKey();
+
 signals:
   void serialKeyChanged(const QString &serialKey) const;
   void invalidLicense() const;