From e8b483fa9d19c6c3615522d2b0a6855a8ad3477c Mon Sep 17 00:00:00 2001
From: John Ehresman <jpe@wingware.com>
Date: Wed, 18 Apr 2012 10:14:17 -0400
Subject: [PATCH] Invalidate invisibleRootItem on clear

---
 PySide/QtGui/typesystem_gui_common.xml |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/PySide/QtGui/typesystem_gui_common.xml b/PySide/QtGui/typesystem_gui_common.xml
index 1ff12f0..789befd 100644
--- a/PySide/QtGui/typesystem_gui_common.xml
+++ b/PySide/QtGui/typesystem_gui_common.xml
@@ -4856,6 +4856,11 @@
 
     <modify-function signature="clear()">
         <inject-code class="target" position="beginning">
+          QStandardItem* root = %CPPSELF.invisibleRootItem();
+          PyObject *pyRoot = %CONVERTTOPYTHON[QStandardItem*](root);
+          Shiboken::Object::invalidate(pyRoot);
+          Py_XDECREF(pyRoot);
+
           for(int r=0, r_max = %CPPSELF.rowCount(); r &lt; r_max; r++) {
             QList&lt;QStandardItem *&gt; ri = %CPPSELF.takeRow(0);
 
-- 
1.7.9.msysgit.0