eListboxPythonConfigContent: handle AnwenderFehler more gracefully

diff --git a/lib/gui/elistboxcontent.cpp b/lib/gui/elistboxcontent.cpp
index f804ee0e399b1a695ed9d84503396d69ad15f60d..f94765ef6592c43bccef852f0d6648c6ab763bb4 100644 (file)
--- a/lib/gui/elistboxcontent.cpp
+++ b/lib/gui/elistboxcontent.cpp
@@ -428,13 +428,16 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
                                
                                        /* CallObject will call __call__ which should return the value tuple */
                                value = PyObject_CallObject(value, args);
+                               
+                               if (PyErr_Occurred())
+                                       PyErr_Print();
 
                                Py_DECREF(args);
                                        /* the PyInt was stolen. */
                        }
                        
                                /*  check if this is really a tuple */
-                       if (PyTuple_Check(value))
+                       if (value && PyTuple_Check(value))
                        {
                                        /* convert type to string */
                                PyObject *type = PyTuple_GetItem(value, 0);
@@ -513,7 +516,8 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
                                        }
                                }
                                Py_XDECREF(type);
-                       }
+                       } else
+                               eWarning("eListboxPythonConfigContent: second value of tuple is not a tuple.");
                                /* value is borrowed */
                }