Re: drawing in a TreeView

[Jonathon Jongsma <jonathon jongsma gmail com>]

> Everything compiles fine, but where I expect a rectangle to be drawn,
> there's absolutely nothing.  I have no idea if I'm even approaching
> the problem correctly.  Since most of the implementation is the same
> as the given example, I'm fairly sure the issue must be in the
> render_vfunc since it's the only function that's significantly
> different.  I have no idea whether it's even legal to just draw a
> rectangle on the window passed into render_vfunc or if I'm doing
> something extremely stupid.  Can anybody give any advice on this
> topic?  If I can get this figured out, I'd be willing to contribute
> some of my findings back to the gtkmm documentation as well.

As a followup to my own question, it turns out that it was simply not
calling my get_size_vfunc function since I forgot to declare it const.
 Once I changed that, it worked out ok.  Sorry to waste your time,

Jonathon