def contains(self, mouseevent):
<EOL>if callable(self._contains): return self._contains(self,mouseevent)<EOL>inside = self.get_path().contains_point(<EOL>(mouseevent.x, mouseevent.y), self.get_transform())<EOL>return inside, {}<EOL>
Test whether the mouse event occurred in the patch.

        Returns T/F, {}