improve handling of SCPI commands received with short/no time between

Software/Integrationtests/tests/TestBase.py

@@ -32,8 +32,6 @@ class TestBase(unittest.TestCase):
         if self.vna.query(":DEV:CONN?") == "Not connected":
             self.tearDown()
             raise AssertionError("Not connected")
-        # Tests occasionally fail without this timeout - give GUI a little bit more time to properly start
-        time.sleep(1)
                
     def tearDown(self):
         self.gui.send_signal(SIGINT)

Software/PC_Application/.gitignore

@@ -78,6 +78,9 @@ Application
 /LibreVNA-GUI/users*appdatalocaltemp*
 /LibreVNA/build
 
+# qmake.stash
+LibreVNA-GUI/.qmake.stash
+
 
 
 

Software/PC_Application/LibreVNA-GUI/SpectrumAnalyzer/spectrumanalyzer.cpp

@@ -342,6 +342,7 @@ void SpectrumAnalyzer::deactivate()
 {
     setOperationPending(false);
     StoreSweepSettings();
+    configurationTimer.stop();
     Mode::deactivate();
 }
 
@@ -874,6 +875,7 @@ void SpectrumAnalyzer::Stop()
 
 void SpectrumAnalyzer::ConfigureDevice()
 {
+    configurationTimer.stop();
     if(running) {
         changingSettings = true;
 

Software/PC_Application/LibreVNA-GUI/VNA/vna.cpp

@@ -738,6 +738,7 @@ void VNA::deactivate()
 {
     setOperationPending(false);
     StoreSweepSettings();
+    configurationTimer.stop();
     Mode::deactivate();
 }
 
@@ -1839,6 +1840,7 @@ void VNA::Stop()
 
 void VNA::ConfigureDevice(bool resetTraces, std::function<void(bool)> cb)
 {
+    configurationTimer.stop();
     if(running) {
         if (resetTraces) {
             ResetLiveTraces();

Software/PC_Application/LibreVNA-GUI/appwindow.cpp

@@ -1020,7 +1020,7 @@ void AppWindow::SetupSCPI()
 void AppWindow::StartTCPServer(int port)
 {
     server = new TCPServer(port);
-    connect(server, &TCPServer::received, &scpi, &SCPI::input);
+    connect(server, &TCPServer::received, &scpi, &SCPI::input, Qt::QueuedConnection);
     connect(&scpi, &SCPI::output, server, &TCPServer::send);
 }