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-rw-r--r--scripts/config/lxdialog/util.c524
1 files changed, 413 insertions, 111 deletions
diff --git a/scripts/config/lxdialog/util.c b/scripts/config/lxdialog/util.c
index f82cebb9ff..109d53117d 100644
--- a/scripts/config/lxdialog/util.c
+++ b/scripts/config/lxdialog/util.c
@@ -19,87 +19,222 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <stdarg.h>
+
#include "dialog.h"
-/* use colors by default? */
-bool use_colors = 1;
+/* Needed in signal handler in mconf.c */
+int saved_x, saved_y;
+
+struct dialog_info dlg;
+
+static void set_mono_theme(void)
+{
+ dlg.screen.atr = A_NORMAL;
+ dlg.shadow.atr = A_NORMAL;
+ dlg.dialog.atr = A_NORMAL;
+ dlg.title.atr = A_BOLD;
+ dlg.border.atr = A_NORMAL;
+ dlg.button_active.atr = A_REVERSE;
+ dlg.button_inactive.atr = A_DIM;
+ dlg.button_key_active.atr = A_REVERSE;
+ dlg.button_key_inactive.atr = A_BOLD;
+ dlg.button_label_active.atr = A_REVERSE;
+ dlg.button_label_inactive.atr = A_NORMAL;
+ dlg.inputbox.atr = A_NORMAL;
+ dlg.inputbox_border.atr = A_NORMAL;
+ dlg.searchbox.atr = A_NORMAL;
+ dlg.searchbox_title.atr = A_BOLD;
+ dlg.searchbox_border.atr = A_NORMAL;
+ dlg.position_indicator.atr = A_BOLD;
+ dlg.menubox.atr = A_NORMAL;
+ dlg.menubox_border.atr = A_NORMAL;
+ dlg.item.atr = A_NORMAL;
+ dlg.item_selected.atr = A_REVERSE;
+ dlg.tag.atr = A_BOLD;
+ dlg.tag_selected.atr = A_REVERSE;
+ dlg.tag_key.atr = A_BOLD;
+ dlg.tag_key_selected.atr = A_REVERSE;
+ dlg.check.atr = A_BOLD;
+ dlg.check_selected.atr = A_REVERSE;
+ dlg.uarrow.atr = A_BOLD;
+ dlg.darrow.atr = A_BOLD;
+}
+
+#define DLG_COLOR(dialog, f, b, h) \
+do { \
+ dlg.dialog.fg = (f); \
+ dlg.dialog.bg = (b); \
+ dlg.dialog.hl = (h); \
+} while (0)
+
+static void set_classic_theme(void)
+{
+ DLG_COLOR(screen, COLOR_CYAN, COLOR_BLUE, true);
+ DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, true);
+ DLG_COLOR(dialog, COLOR_BLACK, COLOR_WHITE, false);
+ DLG_COLOR(title, COLOR_YELLOW, COLOR_WHITE, true);
+ DLG_COLOR(border, COLOR_WHITE, COLOR_WHITE, true);
+ DLG_COLOR(button_active, COLOR_WHITE, COLOR_BLUE, true);
+ DLG_COLOR(button_inactive, COLOR_BLACK, COLOR_WHITE, false);
+ DLG_COLOR(button_key_active, COLOR_WHITE, COLOR_BLUE, true);
+ DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_WHITE, false);
+ DLG_COLOR(button_label_active, COLOR_YELLOW, COLOR_BLUE, true);
+ DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_WHITE, true);
+ DLG_COLOR(inputbox, COLOR_BLACK, COLOR_WHITE, false);
+ DLG_COLOR(inputbox_border, COLOR_BLACK, COLOR_WHITE, false);
+ DLG_COLOR(searchbox, COLOR_BLACK, COLOR_WHITE, false);
+ DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_WHITE, true);
+ DLG_COLOR(searchbox_border, COLOR_WHITE, COLOR_WHITE, true);
+ DLG_COLOR(position_indicator, COLOR_YELLOW, COLOR_WHITE, true);
+ DLG_COLOR(menubox, COLOR_BLACK, COLOR_WHITE, false);
+ DLG_COLOR(menubox_border, COLOR_WHITE, COLOR_WHITE, true);
+ DLG_COLOR(item, COLOR_BLACK, COLOR_WHITE, false);
+ DLG_COLOR(item_selected, COLOR_WHITE, COLOR_BLUE, true);
+ DLG_COLOR(tag, COLOR_YELLOW, COLOR_WHITE, true);
+ DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_BLUE, true);
+ DLG_COLOR(tag_key, COLOR_YELLOW, COLOR_WHITE, true);
+ DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_BLUE, true);
+ DLG_COLOR(check, COLOR_BLACK, COLOR_WHITE, false);
+ DLG_COLOR(check_selected, COLOR_WHITE, COLOR_BLUE, true);
+ DLG_COLOR(uarrow, COLOR_GREEN, COLOR_WHITE, true);
+ DLG_COLOR(darrow, COLOR_GREEN, COLOR_WHITE, true);
+}
+
+static void set_blackbg_theme(void)
+{
+ DLG_COLOR(screen, COLOR_RED, COLOR_BLACK, true);
+ DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, false);
+ DLG_COLOR(dialog, COLOR_WHITE, COLOR_BLACK, false);
+ DLG_COLOR(title, COLOR_RED, COLOR_BLACK, false);
+ DLG_COLOR(border, COLOR_BLACK, COLOR_BLACK, true);
+
+ DLG_COLOR(button_active, COLOR_YELLOW, COLOR_RED, false);
+ DLG_COLOR(button_inactive, COLOR_YELLOW, COLOR_BLACK, false);
+ DLG_COLOR(button_key_active, COLOR_YELLOW, COLOR_RED, true);
+ DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_BLACK, false);
+ DLG_COLOR(button_label_active, COLOR_WHITE, COLOR_RED, false);
+ DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_BLACK, true);
+
+ DLG_COLOR(inputbox, COLOR_YELLOW, COLOR_BLACK, false);
+ DLG_COLOR(inputbox_border, COLOR_YELLOW, COLOR_BLACK, false);
+
+ DLG_COLOR(searchbox, COLOR_YELLOW, COLOR_BLACK, false);
+ DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_BLACK, true);
+ DLG_COLOR(searchbox_border, COLOR_BLACK, COLOR_BLACK, true);
+
+ DLG_COLOR(position_indicator, COLOR_RED, COLOR_BLACK, false);
-const char *backtitle = NULL;
+ DLG_COLOR(menubox, COLOR_YELLOW, COLOR_BLACK, false);
+ DLG_COLOR(menubox_border, COLOR_BLACK, COLOR_BLACK, true);
+
+ DLG_COLOR(item, COLOR_WHITE, COLOR_BLACK, false);
+ DLG_COLOR(item_selected, COLOR_WHITE, COLOR_RED, false);
+
+ DLG_COLOR(tag, COLOR_RED, COLOR_BLACK, false);
+ DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_RED, true);
+ DLG_COLOR(tag_key, COLOR_RED, COLOR_BLACK, false);
+ DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_RED, true);
+
+ DLG_COLOR(check, COLOR_YELLOW, COLOR_BLACK, false);
+ DLG_COLOR(check_selected, COLOR_YELLOW, COLOR_RED, true);
+
+ DLG_COLOR(uarrow, COLOR_RED, COLOR_BLACK, false);
+ DLG_COLOR(darrow, COLOR_RED, COLOR_BLACK, false);
+}
+
+static void set_bluetitle_theme(void)
+{
+ set_classic_theme();
+ DLG_COLOR(title, COLOR_BLUE, COLOR_WHITE, true);
+ DLG_COLOR(button_key_active, COLOR_YELLOW, COLOR_BLUE, true);
+ DLG_COLOR(button_label_active, COLOR_WHITE, COLOR_BLUE, true);
+ DLG_COLOR(searchbox_title, COLOR_BLUE, COLOR_WHITE, true);
+ DLG_COLOR(position_indicator, COLOR_BLUE, COLOR_WHITE, true);
+ DLG_COLOR(tag, COLOR_BLUE, COLOR_WHITE, true);
+ DLG_COLOR(tag_key, COLOR_BLUE, COLOR_WHITE, true);
+
+}
/*
- * Attribute values, default is for mono display
+ * Select color theme
*/
-chtype attributes[] = {
- A_NORMAL, /* screen_attr */
- A_NORMAL, /* shadow_attr */
- A_NORMAL, /* dialog_attr */
- A_BOLD, /* title_attr */
- A_NORMAL, /* border_attr */
- A_REVERSE, /* button_active_attr */
- A_DIM, /* button_inactive_attr */
- A_REVERSE, /* button_key_active_attr */
- A_BOLD, /* button_key_inactive_attr */
- A_REVERSE, /* button_label_active_attr */
- A_NORMAL, /* button_label_inactive_attr */
- A_NORMAL, /* inputbox_attr */
- A_NORMAL, /* inputbox_border_attr */
- A_NORMAL, /* searchbox_attr */
- A_BOLD, /* searchbox_title_attr */
- A_NORMAL, /* searchbox_border_attr */
- A_BOLD, /* position_indicator_attr */
- A_NORMAL, /* menubox_attr */
- A_NORMAL, /* menubox_border_attr */
- A_NORMAL, /* item_attr */
- A_REVERSE, /* item_selected_attr */
- A_BOLD, /* tag_attr */
- A_REVERSE, /* tag_selected_attr */
- A_BOLD, /* tag_key_attr */
- A_REVERSE, /* tag_key_selected_attr */
- A_BOLD, /* check_attr */
- A_REVERSE, /* check_selected_attr */
- A_BOLD, /* uarrow_attr */
- A_BOLD /* darrow_attr */
-};
-
-#include "colors.h"
+static int set_theme(const char *theme)
+{
+ int use_color = 1;
+ if (!theme)
+ set_bluetitle_theme();
+ else if (strcmp(theme, "classic") == 0)
+ set_classic_theme();
+ else if (strcmp(theme, "bluetitle") == 0)
+ set_bluetitle_theme();
+ else if (strcmp(theme, "blackbg") == 0)
+ set_blackbg_theme();
+ else if (strcmp(theme, "mono") == 0)
+ use_color = 0;
+
+ return use_color;
+}
+
+static void init_one_color(struct dialog_color *color)
+{
+ static int pair = 0;
+
+ pair++;
+ init_pair(pair, color->fg, color->bg);
+ if (color->hl)
+ color->atr = A_BOLD | COLOR_PAIR(pair);
+ else
+ color->atr = COLOR_PAIR(pair);
+}
+
+static void init_dialog_colors(void)
+{
+ init_one_color(&dlg.screen);
+ init_one_color(&dlg.shadow);
+ init_one_color(&dlg.dialog);
+ init_one_color(&dlg.title);
+ init_one_color(&dlg.border);
+ init_one_color(&dlg.button_active);
+ init_one_color(&dlg.button_inactive);
+ init_one_color(&dlg.button_key_active);
+ init_one_color(&dlg.button_key_inactive);
+ init_one_color(&dlg.button_label_active);
+ init_one_color(&dlg.button_label_inactive);
+ init_one_color(&dlg.inputbox);
+ init_one_color(&dlg.inputbox_border);
+ init_one_color(&dlg.searchbox);
+ init_one_color(&dlg.searchbox_title);
+ init_one_color(&dlg.searchbox_border);
+ init_one_color(&dlg.position_indicator);
+ init_one_color(&dlg.menubox);
+ init_one_color(&dlg.menubox_border);
+ init_one_color(&dlg.item);
+ init_one_color(&dlg.item_selected);
+ init_one_color(&dlg.tag);
+ init_one_color(&dlg.tag_selected);
+ init_one_color(&dlg.tag_key);
+ init_one_color(&dlg.tag_key_selected);
+ init_one_color(&dlg.check);
+ init_one_color(&dlg.check_selected);
+ init_one_color(&dlg.uarrow);
+ init_one_color(&dlg.darrow);
+}
/*
- * Table of color values
+ * Setup for color display
*/
-int color_table[][3] = {
- {SCREEN_FG, SCREEN_BG, SCREEN_HL},
- {SHADOW_FG, SHADOW_BG, SHADOW_HL},
- {DIALOG_FG, DIALOG_BG, DIALOG_HL},
- {TITLE_FG, TITLE_BG, TITLE_HL},
- {BORDER_FG, BORDER_BG, BORDER_HL},
- {BUTTON_ACTIVE_FG, BUTTON_ACTIVE_BG, BUTTON_ACTIVE_HL},
- {BUTTON_INACTIVE_FG, BUTTON_INACTIVE_BG, BUTTON_INACTIVE_HL},
- {BUTTON_KEY_ACTIVE_FG, BUTTON_KEY_ACTIVE_BG, BUTTON_KEY_ACTIVE_HL},
- {BUTTON_KEY_INACTIVE_FG, BUTTON_KEY_INACTIVE_BG,
- BUTTON_KEY_INACTIVE_HL},
- {BUTTON_LABEL_ACTIVE_FG, BUTTON_LABEL_ACTIVE_BG,
- BUTTON_LABEL_ACTIVE_HL},
- {BUTTON_LABEL_INACTIVE_FG, BUTTON_LABEL_INACTIVE_BG,
- BUTTON_LABEL_INACTIVE_HL},
- {INPUTBOX_FG, INPUTBOX_BG, INPUTBOX_HL},
- {INPUTBOX_BORDER_FG, INPUTBOX_BORDER_BG, INPUTBOX_BORDER_HL},
- {SEARCHBOX_FG, SEARCHBOX_BG, SEARCHBOX_HL},
- {SEARCHBOX_TITLE_FG, SEARCHBOX_TITLE_BG, SEARCHBOX_TITLE_HL},
- {SEARCHBOX_BORDER_FG, SEARCHBOX_BORDER_BG, SEARCHBOX_BORDER_HL},
- {POSITION_INDICATOR_FG, POSITION_INDICATOR_BG, POSITION_INDICATOR_HL},
- {MENUBOX_FG, MENUBOX_BG, MENUBOX_HL},
- {MENUBOX_BORDER_FG, MENUBOX_BORDER_BG, MENUBOX_BORDER_HL},
- {ITEM_FG, ITEM_BG, ITEM_HL},
- {ITEM_SELECTED_FG, ITEM_SELECTED_BG, ITEM_SELECTED_HL},
- {TAG_FG, TAG_BG, TAG_HL},
- {TAG_SELECTED_FG, TAG_SELECTED_BG, TAG_SELECTED_HL},
- {TAG_KEY_FG, TAG_KEY_BG, TAG_KEY_HL},
- {TAG_KEY_SELECTED_FG, TAG_KEY_SELECTED_BG, TAG_KEY_SELECTED_HL},
- {CHECK_FG, CHECK_BG, CHECK_HL},
- {CHECK_SELECTED_FG, CHECK_SELECTED_BG, CHECK_SELECTED_HL},
- {UARROW_FG, UARROW_BG, UARROW_HL},
- {DARROW_FG, DARROW_BG, DARROW_HL},
-}; /* color_table */
+static void color_setup(const char *theme)
+{
+ int use_color;
+
+ use_color = set_theme(theme);
+ if (use_color && has_colors()) {
+ start_color();
+ init_dialog_colors();
+ } else
+ set_mono_theme();
+}
/*
* Set window to attribute 'attr'
@@ -119,13 +254,13 @@ void attr_clear(WINDOW * win, int height, int width, chtype attr)
void dialog_clear(void)
{
- attr_clear(stdscr, LINES, COLS, screen_attr);
+ attr_clear(stdscr, LINES, COLS, dlg.screen.atr);
/* Display background title if it exists ... - SLH */
- if (backtitle != NULL) {
+ if (dlg.backtitle != NULL) {
int i;
- wattrset(stdscr, screen_attr);
- mvwaddstr(stdscr, 0, 1, (char *)backtitle);
+ wattrset(stdscr, dlg.screen.atr);
+ mvwaddstr(stdscr, 0, 1, (char *)dlg.backtitle);
wmove(stdscr, 1, 1);
for (i = 1; i < COLS - 1; i++)
waddch(stdscr, ACS_HLINE);
@@ -136,44 +271,45 @@ void dialog_clear(void)
/*
* Do some initialization for dialog
*/
-void init_dialog(void)
+int init_dialog(const char *backtitle)
{
+ int height, width;
+
initscr(); /* Init curses */
+
+ /* Get current cursor position for signal handler in mconf.c */
+ getyx(stdscr, saved_y, saved_x);
+
+ getmaxyx(stdscr, height, width);
+ if (height < 19 || width < 80) {
+ endwin();
+ return -ERRDISPLAYTOOSMALL;
+ }
+
+ dlg.backtitle = backtitle;
+ color_setup(getenv("MENUCONFIG_COLOR"));
+
keypad(stdscr, TRUE);
cbreak();
noecho();
-
- if (use_colors) /* Set up colors */
- color_setup();
-
dialog_clear();
+
+ return 0;
}
-/*
- * Setup for color display
- */
-void color_setup(void)
+void set_dialog_backtitle(const char *backtitle)
{
- int i;
-
- if (has_colors()) { /* Terminal supports color? */
- start_color();
-
- /* Initialize color pairs */
- for (i = 0; i < ATTRIBUTE_COUNT; i++)
- init_pair(i + 1, color_table[i][0], color_table[i][1]);
-
- /* Setup color attributes */
- for (i = 0; i < ATTRIBUTE_COUNT; i++)
- attributes[i] = C_ATTR(color_table[i][2], i + 1);
- }
+ dlg.backtitle = backtitle;
}
/*
* End using dialog functions.
*/
-void end_dialog(void)
+void end_dialog(int x, int y)
{
+ /* move cursor back to original position */
+ move(y, x);
+ refresh();
endwin();
}
@@ -184,7 +320,7 @@ void print_title(WINDOW *dialog, const char *title, int width)
{
if (title) {
int tlen = MIN(width - 2, strlen(title));
- wattrset(dialog, title_attr);
+ wattrset(dialog, dlg.title.atr);
mvwaddch(dialog, 0, (width - tlen) / 2 - 1, ' ');
mvwaddnstr(dialog, 0, (width - tlen)/2, title, tlen);
waddch(dialog, ' ');
@@ -224,7 +360,7 @@ void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x)
newl = 1;
word = tempstr;
while (word && *word) {
- sp = index(word, ' ');
+ sp = strchr(word, ' ');
if (sp)
*sp++ = 0;
@@ -236,7 +372,7 @@ void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x)
if (wlen > room ||
(newl && wlen < 4 && sp
&& wlen + 1 + strlen(sp) > room
- && (!(sp2 = index(sp, ' '))
+ && (!(sp2 = strchr(sp, ' '))
|| wlen + 1 + (sp2 - sp) > room))) {
cur_y++;
cur_x = x;
@@ -264,21 +400,23 @@ void print_button(WINDOW * win, const char *label, int y, int x, int selected)
int i, temp;
wmove(win, y, x);
- wattrset(win, selected ? button_active_attr : button_inactive_attr);
+ wattrset(win, selected ? dlg.button_active.atr
+ : dlg.button_inactive.atr);
waddstr(win, "<");
temp = strspn(label, " ");
label += temp;
- wattrset(win, selected ? button_label_active_attr
- : button_label_inactive_attr);
+ wattrset(win, selected ? dlg.button_label_active.atr
+ : dlg.button_label_inactive.atr);
for (i = 0; i < temp; i++)
waddch(win, ' ');
- wattrset(win, selected ? button_key_active_attr
- : button_key_inactive_attr);
+ wattrset(win, selected ? dlg.button_key_active.atr
+ : dlg.button_key_inactive.atr);
waddch(win, label[0]);
- wattrset(win, selected ? button_label_active_attr
- : button_label_inactive_attr);
+ wattrset(win, selected ? dlg.button_label_active.atr
+ : dlg.button_label_inactive.atr);
waddstr(win, (char *)label + 1);
- wattrset(win, selected ? button_active_attr : button_inactive_attr);
+ wattrset(win, selected ? dlg.button_active.atr
+ : dlg.button_inactive.atr);
waddstr(win, ">");
wmove(win, y, x + temp + 1);
}
@@ -326,7 +464,7 @@ void draw_shadow(WINDOW * win, int y, int x, int height, int width)
int i;
if (has_colors()) { /* Whether terminal supports color? */
- wattrset(win, shadow_attr);
+ wattrset(win, dlg.shadow.atr);
wmove(win, y + height, x + 2);
for (i = 0; i < width; i++)
waddch(win, winch(win) & A_CHARTEXT);
@@ -360,3 +498,167 @@ int first_alpha(const char *string, const char *exempt)
return 0;
}
+
+/*
+ * ncurses uses ESC to detect escaped char sequences. This resutl in
+ * a small timeout before ESC is actually delivered to the application.
+ * lxdialog suggest <ESC> <ESC> which is correctly translated to two
+ * times esc. But then we need to ignore the second esc to avoid stepping
+ * out one menu too much. Filter away all escaped key sequences since
+ * keypad(FALSE) turn off ncurses support for escape sequences - and thats
+ * needed to make notimeout() do as expected.
+ */
+int on_key_esc(WINDOW *win)
+{
+ int key;
+ int key2;
+ int key3;
+
+ nodelay(win, TRUE);
+ keypad(win, FALSE);
+ key = wgetch(win);
+ key2 = wgetch(win);
+ do {
+ key3 = wgetch(win);
+ } while (key3 != ERR);
+ nodelay(win, FALSE);
+ keypad(win, TRUE);
+ if (key == KEY_ESC && key2 == ERR)
+ return KEY_ESC;
+ else if (key != ERR && key != KEY_ESC && key2 == ERR)
+ ungetch(key);
+
+ return -1;
+}
+
+/* redraw screen in new size */
+int on_key_resize(void)
+{
+ dialog_clear();
+ return KEY_RESIZE;
+}
+
+struct dialog_list *item_cur;
+struct dialog_list item_nil;
+struct dialog_list *item_head;
+
+void item_reset(void)
+{
+ struct dialog_list *p, *next;
+
+ for (p = item_head; p; p = next) {
+ next = p->next;
+ free(p);
+ }
+ item_head = NULL;
+ item_cur = &item_nil;
+}
+
+void item_make(const char *fmt, ...)
+{
+ va_list ap;
+ struct dialog_list *p = malloc(sizeof(*p));
+
+ if (item_head)
+ item_cur->next = p;
+ else
+ item_head = p;
+ item_cur = p;
+ memset(p, 0, sizeof(*p));
+
+ va_start(ap, fmt);
+ vsnprintf(item_cur->node.str, sizeof(item_cur->node.str), fmt, ap);
+ va_end(ap);
+}
+
+void item_add_str(const char *fmt, ...)
+{
+ va_list ap;
+ size_t avail;
+
+ avail = sizeof(item_cur->node.str) - strlen(item_cur->node.str);
+
+ va_start(ap, fmt);
+ vsnprintf(item_cur->node.str + strlen(item_cur->node.str),
+ avail, fmt, ap);
+ item_cur->node.str[sizeof(item_cur->node.str) - 1] = '\0';
+ va_end(ap);
+}
+
+void item_set_tag(char tag)
+{
+ item_cur->node.tag = tag;
+}
+void item_set_data(void *ptr)
+{
+ item_cur->node.data = ptr;
+}
+
+void item_set_selected(int val)
+{
+ item_cur->node.selected = val;
+}
+
+int item_activate_selected(void)
+{
+ item_foreach()
+ if (item_is_selected())
+ return 1;
+ return 0;
+}
+
+void *item_data(void)
+{
+ return item_cur->node.data;
+}
+
+char item_tag(void)
+{
+ return item_cur->node.tag;
+}
+
+int item_count(void)
+{
+ int n = 0;
+ struct dialog_list *p;
+
+ for (p = item_head; p; p = p->next)
+ n++;
+ return n;
+}
+
+void item_set(int n)
+{
+ int i = 0;
+ item_foreach()
+ if (i++ == n)
+ return;
+}
+
+int item_n(void)
+{
+ int n = 0;
+ struct dialog_list *p;
+
+ for (p = item_head; p; p = p->next) {
+ if (p == item_cur)
+ return n;
+ n++;
+ }
+ return 0;
+}
+
+const char *item_str(void)
+{
+ return item_cur->node.str;
+}
+
+int item_is_selected(void)
+{
+ return (item_cur->node.selected != 0);
+}
+
+int item_is_tag(char tag)
+{
+ return (item_cur->node.tag == tag);
+}