From 433efbc1151d0a22bf06f2836f59447b5cfc1dce Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Sun, 20 Sep 2015 16:59:17 +0200
Subject: [PATCH] + fix possible crash in debug mode

---
 src/Gui/BitmapFactory.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Gui/BitmapFactory.cpp b/src/Gui/BitmapFactory.cpp
index 7d65b1423a..c0226ccf90 100644
--- a/src/Gui/BitmapFactory.cpp
+++ b/src/Gui/BitmapFactory.cpp
@@ -362,7 +362,11 @@ QPixmap BitmapFactoryInst::pixmapFromSvg(const QByteArray& contents, const QSize
         return QPixmap();
     }
     frame->setContent(contents, QString::fromAscii("image/svg+xml"));
-    qApp->processEvents();
+    // Important to exclude user events here because otherwise
+    // it may happen that an item the icon is created for gets
+    // deleted in the meantime. This happens e.g. dragging over
+    // the categories in the commands panel very quickly.
+    qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
     webPage.setViewportSize(webPage.mainFrame()->contentsSize());
 
     double ww = webPage.viewportSize().width();