+#----------------------------------------------------------------------------
+
+class wxPyDeadObjectError(AttributeError):
+ pass
+
+class _wxPyDeadObject:
+ """
+ Instances of wx objects that are OOR capable will have their __class__
+ changed to this class when the C++ object is deleted. This should help
+ prevent crashes due to referencing a bogus C++ pointer.
+ """
+ reprStr = "wxPython wrapper for DELETED %s object! (The C++ object no longer exists.)"
+ attrStr = "The C++ part of the %s object has been deleted, attribute access no longer allowed."
+
+ def __repr__( self ):
+ if not hasattr(self, "_name"):
+ self._name = "[unknown]"
+ return self.reprStr % self._name
+
+ def __getattr__( self, *args ):
+ if not hasattr(self, "_name"):
+ self._name = "[unknown]"
+ raise wxPyDeadObjectError( self.attrStr % self._name )
+
+ def __nonzero__(self):
+ return 0
+
+