From 9123295b7daef2116e8bc5bade5dbbcc3549d73f Mon Sep 17 00:00:00 2001
From: Paul Licameli <paul.licameli@audacityteam.org>
Date: Sun, 7 Jan 2024 20:26:22 -0500
Subject: [PATCH] (Do I need this too?)

---
 .../wavetrack/ui/WaveTrackMeter.cpp              | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/tracks/playabletrack/wavetrack/ui/WaveTrackMeter.cpp b/src/tracks/playabletrack/wavetrack/ui/WaveTrackMeter.cpp
index 9481596cf374..e69bcf37239b 100644
--- a/src/tracks/playabletrack/wavetrack/ui/WaveTrackMeter.cpp
+++ b/src/tracks/playabletrack/wavetrack/ui/WaveTrackMeter.cpp
@@ -9,10 +9,12 @@
  **********************************************************************/
 #include "WaveTrackMeter.h"
 
+#include "ActiveProject.h"
 #include "AllThemeResources.h"
 #include "Decibels.h"
 #include "PeakAndRmsMeter.h"
 #include "../../../../widgets/MeterPainter.h"
+#include "TrackPanel.h"
 #include "TransportUtilities.h"
 #include "WaveTrack.h"
 
@@ -47,7 +49,19 @@ struct WaveTrackRmsMeter
 
       wxTimer::Start(1000 / mMeterRefreshRate);
    }
-   void Notify() override { PeakAndRmsMeter::Poll(); }
+   void Notify() override {
+      mNumChanges = 0;
+      PeakAndRmsMeter::Poll();
+      if (mNumChanges) {
+         if (auto pProject = GetActiveProject().lock())
+            TrackPanel::Get(*pProject).Refresh();
+      }
+   }
+   void Receive(double, const MeterUpdateMsg &) override {
+      ++mNumChanges;
+   }
+
+   unsigned mNumChanges{};
 };
 
 int ChooseBgColor(bool selected) {