From eb069d0b69e7f8b4d02f4c5f960e908926be7f03 Mon Sep 17 00:00:00 2001
From: dreamsourcelabTAI <tzz@dreamsourcelab.com>
Date: Sun, 7 Apr 2024 11:10:17 +0800
Subject: [PATCH] Apply the math options after dialog be closed

---
 DSView/pv/dialogs/mathoptions.cpp | 5 ++++-
 DSView/pv/dialogs/mathoptions.h   | 2 ++
 DSView/pv/toolbars/trigbar.cpp    | 5 ++++-
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/DSView/pv/dialogs/mathoptions.cpp b/DSView/pv/dialogs/mathoptions.cpp
index 908b9408..fe424490 100644
--- a/DSView/pv/dialogs/mathoptions.cpp
+++ b/DSView/pv/dialogs/mathoptions.cpp
@@ -174,9 +174,12 @@ void MathOptions::retranslateUi()
 
 void MathOptions::accept()
 {
-	using namespace Qt;
+    using namespace Qt;
     QDialog::accept();
+}
 
+void MathOptions::Apply()
+{
     int src1 = -1;
     int src2 = -1;
     data::MathStack::MathType type = data::MathStack::MATH_ADD;
diff --git a/DSView/pv/dialogs/mathoptions.h b/DSView/pv/dialogs/mathoptions.h
index b6ccd7b6..30b5c43b 100644
--- a/DSView/pv/dialogs/mathoptions.h
+++ b/DSView/pv/dialogs/mathoptions.h
@@ -56,6 +56,8 @@ public:
     MathOptions(SigSession *session, QWidget *parent);
     ~MathOptions();
 
+    void Apply();
+
 private:   
     void retranslateUi();
 
diff --git a/DSView/pv/toolbars/trigbar.cpp b/DSView/pv/toolbars/trigbar.cpp
index d41eb238..f79793ff 100644
--- a/DSView/pv/toolbars/trigbar.cpp
+++ b/DSView/pv/toolbars/trigbar.cpp
@@ -285,7 +285,10 @@ void TrigBar::on_actionFft_triggered()
 void TrigBar::on_actionMath_triggered()
 {
     pv::dialogs::MathOptions math_dlg(_session, this);
-    math_dlg.exec();
+    if (math_dlg.exec() == QDialog::Accepted)
+    {
+        math_dlg.Apply();
+    }
 }
 
 void TrigBar::on_actionDark_triggered()