From 7f4a2386f9391086a0b0a17b1c38f909089e7099 Mon Sep 17 00:00:00 2001
From: Sven Augustin <sven.augustin@psi.ch>
Date: Mon, 19 Dec 2022 13:29:22 +0100
Subject: [PATCH] do not open plot a second time if it is reset and already
 open

---
 mainwin.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mainwin.py b/mainwin.py
index cdf2085..4e99ffb 100644
--- a/mainwin.py
+++ b/mainwin.py
@@ -44,6 +44,9 @@ class MainWindow(QMainWindow):
     def new_plot(self, name, cfg):
         desc = PlotDescription(**cfg)
         self.lst.add(name, desc)
+        for sub in self.mdi.subWindowList():
+            if sub.windowTitle() == name:
+                return
         self.sig_make_new_plot.emit(name, desc)