#include "nc-config.h"
#include "nc-widgets.h"
-#define N_FIELDS 19
+#define N_FIELDS 23
enum net_conf_type {
NET_CONF_TYPE_DHCP_ALL,
struct nc_scr scr;
struct cui *cui;
struct nc_widgetset *widgetset;
+ WINDOW *pad;
+
bool exit;
void (*on_exit)(struct cui *);
+ int scroll_y;
+
int label_x;
int field_x;
int network_config_y;
struct nc_widget_label *autoboot_l;
struct nc_widget_textbox *timeout_f;
struct nc_widget_label *timeout_l;
+ struct nc_widget_label *timeout_help_l;
struct nc_widget_label *network_l;
struct nc_widget_select *network_f;
struct nc_widget_textbox *ip_addr_f;
struct nc_widget_label *ip_mask_l;
struct nc_widget_textbox *ip_mask_f;
+ struct nc_widget_label *ip_addr_mask_help_l;
struct nc_widget_label *gateway_l;
struct nc_widget_textbox *gateway_f;
+ struct nc_widget_label *gateway_help_l;
struct nc_widget_label *dns_l;
struct nc_widget_textbox *dns_f;
+ struct nc_widget_label *dns_dhcp_help_l;
struct nc_widget_label *dns_help_l;
struct nc_widget_button *ok_b;
return config_screen;
}
+static void pad_refresh(struct config_screen *screen)
+{
+ int y, x, rows, cols;
+
+ getmaxyx(screen->scr.sub_ncw, rows, cols);
+ getbegyx(screen->scr.sub_ncw, y, x);
+
+ prefresh(screen->pad, screen->scroll_y, 0, y, x, rows, cols);
+}
+
static void config_screen_process_key(struct nc_scr *scr, int key)
{
struct config_screen *screen = config_screen_from_scr(scr);
if (screen->exit)
screen->on_exit(screen->cui);
else if (handled)
- wrefresh(screen->scr.main_ncw);
+ pad_refresh(screen);
}
static void config_screen_resize(struct nc_scr *scr)
struct config_screen *screen = config_screen_from_scr(scr);
widgetset_post(screen->widgetset);
nc_scr_frame_draw(scr);
- wrefresh(scr->main_ncw);
+ pad_refresh(screen);
return 0;
}
static void config_screen_layout_widgets(struct config_screen *screen,
enum net_conf_type net_conf)
{
- struct nc_widget *wl, *wf;
+ struct nc_widget *wl, *wf, *wh;
+ int y, x, help_x;
bool show;
- int y, x;
y = 1;
+ help_x = screen->field_x + 2 +
+ widget_width(widget_textbox_base(screen->widgets.dns_f));
y += layout_pair(screen, y, screen->widgets.autoboot_l,
widget_checkbox_base(screen->widgets.autoboot_f));
- y += layout_pair(screen, y, screen->widgets.timeout_l,
- widget_textbox_base(screen->widgets.timeout_f));
+ wf = widget_textbox_base(screen->widgets.timeout_f);
+ widget_move(widget_label_base(screen->widgets.timeout_l),
+ y, screen->label_x);
+ widget_move(wf, y, screen->field_x);
+ widget_move(widget_label_base(screen->widgets.timeout_help_l),
+ y, screen->field_x + widget_width(wf) + 1);
- y += 1;
+ y += 2;
y += layout_pair(screen, y, screen->widgets.network_l,
widget_select_base(screen->widgets.network_f));
if (show) {
widget_move(wl, y, x);
widget_move(wf, y, x + 2);
- y += 1;
+ }
+
+ /* help for IP/mask */
+ wh = widget_label_base(screen->widgets.ip_addr_mask_help_l);
+ widget_set_visible(wh, show);
+ if (show) {
+ widget_move(wh, y, help_x);
+ y++;
}
wl = widget_label_base(screen->widgets.gateway_l);
wf = widget_textbox_base(screen->widgets.gateway_f);
+ wh = widget_label_base(screen->widgets.gateway_help_l);
widget_set_visible(wl, show);
widget_set_visible(wf, show);
+ widget_set_visible(wh, show);
- if (show)
- y += layout_pair(screen, y, screen->widgets.gateway_l, wf) + 1;
+ if (show) {
+ layout_pair(screen, y, screen->widgets.gateway_l, wf);
+ widget_move(wh, y, help_x);
+ y++;
+ }
- y += layout_pair(screen, y, screen->widgets.dns_l,
+ wh = widget_label_base(screen->widgets.dns_help_l);
+ layout_pair(screen, y, screen->widgets.dns_l,
widget_textbox_base(screen->widgets.dns_f));
+ widget_move(wh, y, help_x);
+ y++;
/* 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);
+ wl = widget_label_base(screen->widgets.dns_dhcp_help_l);
widget_set_visible(wl, show);
if (show) {
widget_move(wl, y, screen->field_x);
str = talloc_asprintf(screen, "%d", config->autoboot_timeout_sec);
screen->widgets.timeout_l = widget_new_label(set, 0, 0, "Timeout:");
screen->widgets.timeout_f = widget_new_textbox(set, 0, 0, 5, str);
+ screen->widgets.timeout_help_l = widget_new_label(set, 0, 0, "seconds");
screen->widgets.network_l = widget_new_label(set, 0, 0, "Network");
screen->widgets.network_f = widget_new_select(set, 0, 0, 50);
screen->widgets.ip_addr_f = widget_new_textbox(set, 0, 0, 16, ip);
screen->widgets.ip_mask_l = widget_new_label(set, 0, 0, "/");
screen->widgets.ip_mask_f = widget_new_textbox(set, 0, 0, 3, mask);
+ screen->widgets.ip_addr_mask_help_l =
+ widget_new_label(set, 0, 0, "(eg. 192.168.0.10 / 24)");
screen->widgets.gateway_l = widget_new_label(set, 0, 0, "Gateway:");
screen->widgets.gateway_f = widget_new_textbox(set, 0, 0, 16, gw);
+ screen->widgets.gateway_help_l =
+ widget_new_label(set, 0, 0, "(eg. 192.168.0.1)");
str = talloc_strdup(screen, "");
for (i = 0; i < config->network.n_dns_servers; i++) {
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, "(eg. 192.168.0.2)");
- screen->widgets.dns_help_l = widget_new_label(set, 0, 0,
+ screen->widgets.dns_dhcp_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",
cancel_click, screen);
}
+static void config_screen_widget_focus(struct nc_widget *widget, void *arg)
+{
+ struct config_screen *screen = arg;
+ int w_y, w_height, s_max;
+
+ w_y = widget_y(widget);
+ w_height = widget_height(widget);
+ s_max = getmaxy(screen->scr.sub_ncw);
+
+ if (w_y < screen->scroll_y)
+ screen->scroll_y = w_y;
+
+ else if (w_y + w_height + screen->scroll_y > s_max - 1)
+ screen->scroll_y = 1 + w_y + w_height - s_max;
+
+ else
+ return;
+
+ pad_refresh(screen);
+}
+
+
void config_screen_update(struct config_screen *screen,
const struct config *config,
const struct system_info *sysinfo)
{
bool repost = false;
+ int height;
+
+ /* The size of the pad we'll need depends on the number of interfaces.
+ *
+ * We use N_FIELDS (which is quite conservative, as some fields share
+ * a line) as a base, then add 3 (as the network select field is
+ * takes 3 lines), and n_interfaces (as the network interface field
+ * has n_interfaces lines).
+ */
+ height = N_FIELDS + 3;
+ if (sysinfo)
+ height += sysinfo->n_interfaces;
+ if (!screen->pad || getmaxy(screen->pad) < height) {
+ if (screen->pad)
+ delwin(screen->pad);
+ screen->pad = newpad(height, COLS);
+ }
if (screen->widgetset) {
widgetset_unpost(screen->widgetset);
}
screen->widgetset = widgetset_create(screen, screen->scr.main_ncw,
- screen->scr.sub_ncw);
+ screen->pad);
+ widgetset_set_widget_focus(screen->widgetset,
+ config_screen_widget_focus, screen);
if (!config || !sysinfo) {
config_screen_setup_empty(screen);
if (repost)
widgetset_post(screen->widgetset);
- wrefresh(screen->scr.main_ncw);
+ pad_refresh(screen);
+}
+
+static int config_screen_destroy(void *arg)
+{
+ struct config_screen *screen = arg;
+ if (screen->pad)
+ delwin(screen->pad);
+ return 0;
}
struct config_screen *config_screen_init(struct cui *cui,
struct config_screen *screen;
screen = talloc_zero(cui, struct config_screen);
+ talloc_set_destructor(screen, config_screen_destroy);
nc_scr_init(&screen->scr, pb_config_screen_sig, 0,
cui, config_screen_process_key,
config_screen_post, config_screen_unpost,
config_screen_update(screen, config, sysinfo);
+ wrefresh(screen->scr.main_ncw);
+
return screen;
}