From 2f48ff8cbefc70b2eb4de1e08a9e48c917486018 Mon Sep 17 00:00:00 2001
From: Thierry Bastian <thierry.bastian@nokia.com>
Date: Fri, 22 Jan 2010 11:34:39 +0100
Subject: Adding a warning if the property of an animation is not writable

---
 src/corelib/animation/qpropertyanimation.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/corelib/animation/qpropertyanimation.cpp b/src/corelib/animation/qpropertyanimation.cpp
index 19b493d..37b79ba 100644
--- a/src/corelib/animation/qpropertyanimation.cpp
+++ b/src/corelib/animation/qpropertyanimation.cpp
@@ -118,7 +118,9 @@ void QPropertyAnimationPrivate::updateMetaProperty()
         propertyType = QVariant::Invalid;
         if (!targetValue->dynamicPropertyNames().contains(propertyName))
             qWarning("QPropertyAnimation: you're trying to animate a non-existing property %s of your QObject", propertyName.constData());
-    }
+    } else if (!targetValue->metaObject()->property(propertyIndex).isWritable()) {
+        qWarning("QPropertyAnimation: you're trying to animate the non-writable property %s of your QObject", propertyName.constData());
+	}
 }
 
 void QPropertyAnimationPrivate::updateProperty(const QVariant &newValue)
-- 
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