Changed (again) how the GIL is aquired and the tstate restored. This

time it's simpler, better, and handles the case where there is a wx
calback/event while the GIL has been released by a non-wxPython
extension module.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26324 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/src/_listctrl.i

@@ -341,7 +341,7 @@ EVT_LIST_ITEM_FOCUSED      = wx.PyEventBinder(wxEVT_COMMAND_LIST_ITEM_FOCUSED
     static int wxCALLBACK wxPyListCtrl_SortItems(long item1, long item2, long funcPtr) {
         int retval = 0;
         PyObject* func = (PyObject*)funcPtr;
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
 
         PyObject* args = Py_BuildValue("(ii)", item1, item2);
         PyObject* result = PyEval_CallObject(func, args);
@@ -351,7 +351,7 @@ EVT_LIST_ITEM_FOCUSED      = wx.PyEventBinder(wxEVT_COMMAND_LIST_ITEM_FOCUSED
             Py_DECREF(result);
         }
 
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
         return retval;
     }
 %}