slave: UserBranchAccessSlave
GtkVBox(toplevel):
  GtkHBox(hbox1, fill=True):
    GtkLabel(model_name_label, fill=True): 'Branch:'
    ProxyComboEntry(target_combo, expand=True, fill=True): invalid
      item: 'Moda Stoq'
      item: 'Stoq Elite Fashion'
    GtkButton(add_button, fill=True): 'gtk-add', insensitive
  GtkVBox(model_vbox, expand=True, fill=True):
    kiwi+ui+listdialog+ListContainer(relations_list, expand=True, fill=True):
      GtkVBox(expand=True, fill=True, padding=6):
        ObjectList(expand=True, fill=True):
          column: title='Branch Name', expand
        GtkHBox(fill=True):
          GtkButton(fill=True): 'gtk-add', hidden
          GtkButton(fill=True): 'gtk-remove', insensitive
          GtkButton(fill=True): 'gtk-edit', hidden, insensitive
