Gets a gdkpixbuf.pixbuf.Pixbuf to be used as a base for rendered icon.
Note that the pixbuf can be null if it wasn't set earlier.
A pixbuf. The pixbuf belongs to attributes and should not be unreffed.
Gets a gdkpixbuf.pixbuf.Pixbuf to be used as a base for rendered icon.
Note that the pixbuf can be null if it wasn't set earlier.