From c8d2f2be7e6bc075a9bb0eb4e513fdf3e8abb91c Mon Sep 17 00:00:00 2001
From: Mat Sutcliffe <oktal3700@gmail.com>
Date: Fri, 29 Mar 2019 22:51:10 +0000
Subject: [PATCH] Return status message when value is not set because it was
 unchanged.

---
 src/blackmisc/valuecache.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/blackmisc/valuecache.cpp b/src/blackmisc/valuecache.cpp
index 9d8aa9b22..3d578e8ea 100644
--- a/src/blackmisc/valuecache.cpp
+++ b/src/blackmisc/valuecache.cpp
@@ -704,7 +704,10 @@ namespace BlackMisc
 
         if (timestamp == 0) { timestamp = QDateTime::currentMSecsSinceEpoch(); }
         bool changed = element.m_timestamp != timestamp || element.m_value.read() != value;
-        if (! changed && ! save && ! ignoreValue) { return {}; }
+        if (! changed && ! save && ! ignoreValue)
+        {
+            return CStatusMessage(this).info(u"Value '%1' not set, same timestamp and value") << element.m_nameWithKey;
+        }
 
         if (ignoreValue) { value = element.m_value.read(); }
         else { ignoreValue = ! changed; }