X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0815db26866a57eb72dbda72cc060e2649da45f5..b89f0cb06a187c6fe7e75ab5aa359b019b8ff766:/wxPython/src/controls2.i

diff --git a/wxPython/src/controls2.i b/wxPython/src/controls2.i
index aa63f8a257..31acadfa5e 100644
--- a/wxPython/src/controls2.i
+++ b/wxPython/src/controls2.i
@@ -1075,11 +1075,13 @@ public:
         int rval = 0;
         bool found;
         wxPyBeginBlockThreads();
-        if ((found = m_myInst.findCallback("OnCompareItems")))
-            rval = m_myInst.callCallback(Py_BuildValue(
-                "(OO)",
-                wxPyConstructObject((void*)&item1, "wxTreeItemId"),
-                wxPyConstructObject((void*)&item2, "wxTreeItemId")));
+        if ((found = m_myInst.findCallback("OnCompareItems"))) {
+            PyObject *o1 = wxPyConstructObject((void*)&item1, "wxTreeItemId");
+            PyObject *o2 = wxPyConstructObject((void*)&item2, "wxTreeItemId");
+            rval = m_myInst.callCallback(Py_BuildValue("(OO)",o1,o2));
+            Py_DECREF(o1);
+            Py_DECREF(o2);
+        }
         wxPyEndBlockThreads();
         if (! found)
             rval = wxTreeCtrl::OnCompareItems(item1, item2);