code: func (v *Alignment) GetPadding() (top, bottom, left, right uint) {
  	var ctop, cbottom, cleft, cright C.guint
  	C.gtk_alignment_get_padding(v.native(), &ctop, &cbottom, &cleft,
  		&cright)
  	return uint(ctop), uint(cbottom), uint(cleft), uint(cright)
  }
docs: // GetPadding is a wrapper around gtk_alignment_get_padding().