Main Window receives screen name change (#6916)

* corresponding slot and signal

* changelog updated

Co-authored-by: SerhiiGadzhilov <71632867+SerhiiGadzhilov@users.noreply.github.com>

ChangeLog

@@ -3,6 +3,9 @@ v1.13.1-snapshot
 Bug fixes:
 - #6900 Remaining SonarCloud reported bug items (test fixed)
 - #6889 Systray Icon on Ubuntu Auto Start (take 2)
+
+Enhancements:
+- #6916 Main Window receives screen name change
 - #6910 Don't use the word “Version” for release names because it can lead to errors during update checking.
 - #6918 Removing positional union initialisation
 ===========

src/gui/src/AppConfig.cpp

@@ -335,6 +335,7 @@ void AppConfig::setLastVersion(const QString& version) {
 
 void AppConfig::setScreenName(const QString &s) {
     setSettingModified(m_ScreenName, s);
+    emit screenNameChanged();
 }
 
 void AppConfig::setPort(int i) {

src/gui/src/AppConfig.h

@@ -293,6 +293,7 @@ protected:
     signals:
         void sslToggled() const;
         void zeroConfToggled();
+        void screenNameChanged() const;
 };
 
 #endif

src/gui/src/MainWindow.cpp

@@ -135,7 +135,9 @@ MainWindow::MainWindow (AppConfig& appConfig,
 
     m_pWidgetUpdate->hide();
     m_VersionChecker.setApp(appPath(appConfig.synergycName()));
+    
     m_pLabelScreenName->setText(getScreenName());
+    connect(m_AppConfig, SIGNAL(screenNameChanged()), this, SLOT(updateScreenName()));
     m_pLabelIpAddresses->setText(getIPAddresses());
 
 #if defined(Q_OS_WIN)
@@ -1403,3 +1405,8 @@ void MainWindow::windowStateChanged()
     if (windowState() == Qt::WindowMinimized && appConfig().getMinimizeToTray())
         hide();
 }
+
+void MainWindow::updateScreenName() 
+{
+    m_pLabelScreenName->setText(getScreenName());
+}

src/gui/src/MainWindow.h

@@ -143,6 +143,7 @@ public slots:
 
     protected slots:
         void updateLocalFingerprint();
+        void updateScreenName();
         void on_m_pGroupClient_toggled(bool on);
         void on_m_pGroupServer_toggled(bool on);
         bool on_m_pButtonBrowseConfigFile_clicked();