--- /dev/null
+from Converter import Converter
+
+class ConditionalShowHide(Converter, object):
+
+ def __init__(self, type, *args, **kwargs):
+ Converter.__init__(self)
+ self.invert = type == "Invert"
+
+ def changed(self):
+ for x in self.downstream_elements:
+ x.visible = self.source.boolean