From a5f87d2fac8960154b9a9bc245d6fdfb14d0e801 Mon Sep 17 00:00:00 2001
From: Vadim Kuznetsov <ra3xdh@gmail.com>
Date: Fri, 16 Feb 2024 10:58:13 +0300
Subject: [PATCH] Prevent starting simulation in multiple threads at tuning

---
 qucs/dialogs/tuner.cpp | 9 ++++++---
 qucs/dialogs/tuner.h   | 2 +-
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/qucs/dialogs/tuner.cpp b/qucs/dialogs/tuner.cpp
index 3a03a30e5..4ba0000c4 100644
--- a/qucs/dialogs/tuner.cpp
+++ b/qucs/dialogs/tuner.cpp
@@ -265,7 +265,7 @@ void tunerElement::resetValue()
     value->setText(val);
     ValueUnitsCombobox->setCurrentIndex(index);
     updateSlider();
-    slotValueChanged();
+    slotValueChanged(false);
 }
 
 /*
@@ -462,7 +462,7 @@ void tunerElement::slotSliderChanged()
  * The control reaches this function when one of the events above is triggered. It checks if the input value is correct, updates it
  * and finally runs the simulation
  */
-void tunerElement::slotValueChanged()
+void tunerElement::slotValueChanged(bool simulate)
 {
     bool ok;
     float v = getValue(ok);
@@ -501,7 +501,9 @@ void tunerElement::slotValueChanged()
 
     updateSlider();
     updateProperty();
-    emit elementValueUpdated();
+    if (simulate) {
+        emit elementValueUpdated();
+    }
     value->blockSignals(false);
     ValueUnitsCombobox->blockSignals(false);
 }
@@ -803,6 +805,7 @@ void TunerDialog::slotResetValues()
     {
         currentElements.at(i)->resetValue();
     }
+    slotElementValueUpdated();
 }
 
 void TunerDialog::slotUpdateValues()
diff --git a/qucs/dialogs/tuner.h b/qucs/dialogs/tuner.h
index ab9940335..b122c3768 100644
--- a/qucs/dialogs/tuner.h
+++ b/qucs/dialogs/tuner.h
@@ -97,7 +97,7 @@ class tunerElement : public QWidget
         void slotMinValueChanged();
         void slotMaxValueChanged();
         void slotStepChanged();
-        void slotValueChanged();
+        void slotValueChanged(bool simulate = true);
         void slotDelete();
         void slotDownClicked();
         void slotUpClicked();