I don't know, I have it all scripted in a weird way I think. I have a shelf script, and command scripts. Shelf script makes the shelf and buttons, and then when you click a button, it executes the command script associated with it. These are not in hypershade, they are in a custom shelf I made.
Originally posted by Lifire
So I put the .bmp with the same name as the shader in the .mayaSwatches folder?