Custom Widgets in PhAB


Anyone had any luck getting custom widgets to appear in the PhAB widget bar?

I have followed the instructions in the helppages (create .wgtp picture file
and .pal file, and edited the palette.def file), but the widget does not
Also, there is no option to ‘Customize/Add widgets to toolbar’. There’s also
an undocumented widget.def file and wgt directory in /usr/photon/appbuilder
which sound like they may have something to do with it, but no amount of
tweaking has found a solution.