From 6b8d07a0f6b425684e00ce9416ec5465cd5b7194 Mon Sep 17 00:00:00 2001
From: reuk <reuk@users.noreply.github.com>
Date: Wed, 20 Oct 2021 20:14:13 +0100
Subject: [PATCH] MidiLogger Demo:  Avoid redrawing when no new messages have
 been received

---
 examples/Plugins/MidiLoggerPluginDemo.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/examples/Plugins/MidiLoggerPluginDemo.h b/examples/Plugins/MidiLoggerPluginDemo.h
index b2e3d09147..740f861d55 100644
--- a/examples/Plugins/MidiLoggerPluginDemo.h
+++ b/examples/Plugins/MidiLoggerPluginDemo.h
@@ -80,6 +80,9 @@ public:
     template <typename It>
     void addMessages (It begin, It end)
     {
+        if (begin == end)
+            return;
+
         const auto numNewMessages = (int) std::distance (begin, end);
         const auto numToAdd = juce::jmin (numToStore, numNewMessages);
         const auto numToRemove = jmax (0, (int) messages.size() + numToAdd - numToStore);