ui/ncurses: Add help for the DNS option

[petitboot] / ui / ncurses / nc-config.c

diff --git a/ui/ncurses/nc-config.c b/ui/ncurses/nc-config.c
index 47e6b72df4379964a7752108ca46e0ff373ce12d..00fe72c30b835a01ef5fd4adb2029f4688460c05 100644 (file)
--- a/ui/ncurses/nc-config.c
+++ b/ui/ncurses/nc-config.c
@@ -31,7 +31,7 @@
 #include "nc-config.h"
 #include "nc-widgets.h"
 
-#define N_FIELDS       18
+#define N_FIELDS       19
 
 enum net_conf_type {
        NET_CONF_TYPE_DHCP_ALL,
@@ -71,6 +71,7 @@ struct config_screen {
                struct nc_widget_textbox        *gateway_f;
                struct nc_widget_label          *dns_l;
                struct nc_widget_textbox        *dns_f;
+               struct nc_widget_label          *dns_help_l;
 
                struct nc_widget_button         *ok_b;
                struct nc_widget_button         *cancel_b;
@@ -319,6 +320,15 @@ static void config_screen_layout_widgets(struct config_screen *screen,
        y += layout_pair(screen, y, screen->widgets.dns_l,
                        widget_textbox_base(screen->widgets.dns_f));
 
+       /* we show the DNS/DHCP help if we're configuring DHCP */
+       show = net_conf != NET_CONF_TYPE_STATIC;
+       wl = widget_label_base(screen->widgets.dns_help_l);
+       widget_set_visible(wl, show);
+       if (show) {
+               widget_move(wl, y, screen->field_x);
+               y += 1;
+       }
+
        y += 1;
 
        widget_move(widget_button_base(screen->widgets.ok_b),
@@ -458,6 +468,9 @@ static void config_screen_setup_widgets(struct config_screen *screen,
        screen->widgets.dns_l = widget_new_label(set, 0, 0, "DNS Server(s):");
        screen->widgets.dns_f = widget_new_textbox(set, 0, 0, 32, str);
 
+       screen->widgets.dns_help_l = widget_new_label(set, 0, 0,
+                       "(if not provided by DHCP server)");
+
        screen->widgets.ok_b = widget_new_button(set, 0, 0, 6, "OK",
                        ok_click, screen);
        screen->widgets.cancel_b = widget_new_button(set, 0, 0, 6, "Cancel",