set_button_layout(HILDON_BUTTON(keys_btn),
titles_size_group, values_size_group);
g_signal_connect(G_OBJECT(keys_btn), "clicked",
set_button_layout(HILDON_BUTTON(keys_btn),
titles_size_group, values_size_group);
g_signal_connect(G_OBJECT(keys_btn), "clicked",