Please ping the mailing list again (I cc'd the list on this).
See
https://github.com/tacaswell/leidenfrost/blob/master/leidenfrost/gui/reader_gui.py#L636
(sorry for the code quality, this is a bespoked gui I wrote as part of my
PhD work, you might be the second person to ever read this code) for a
Sorry this didn't get a response for so long.
The core of the embedding in Qt is at QWidget which contains the canvas.
Anything you want to do with a QWidget you can do with the canvas.
Independently
you need to maintain the mpl level plotting objects (the Figure, Axes, and
Artist objects) (well,
