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-rw-r--r--gnu/lib/libodialog/menubox.c469
1 files changed, 0 insertions, 469 deletions
diff --git a/gnu/lib/libodialog/menubox.c b/gnu/lib/libodialog/menubox.c
deleted file mode 100644
index a01acd5..0000000
--- a/gnu/lib/libodialog/menubox.c
+++ /dev/null
@@ -1,469 +0,0 @@
-/*
- * menubox.c -- implements the menu box
- *
- * AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
- *
- * Substantial rennovation: 12/18/95, Jordan K. Hubbard
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <dialog.h>
-#include "dialog.priv.h"
-#include <err.h>
-#include <ncurses.h>
-
-static void print_item(WINDOW *win, unsigned char *tag, unsigned char *item, int choice, int selected, dialogMenuItem *me, int menu_width, int tag_x, int item_x);
-
-#define DREF(di, item) ((di) ? &((di)[(item)]) : NULL)
-
-/*
- * Display a menu for choosing among a number of options
- */
-int
-dialog_menu(unsigned char *title, unsigned char *prompt, int height, int width, int menu_height, int cnt, void *it, unsigned char *result, int *ch, int *sc)
-{
- int i, j, x, y, cur_x, cur_y, box_x, box_y, key = 0, button, choice,
- l, k, scroll, max_choice, item_no, redraw_menu = FALSE;
- char okButton, cancelButton;
- int rval = 0, ok_space, cancel_space;
- WINDOW *dialog, *menu;
- unsigned char **items = NULL;
- dialogMenuItem *ditems;
- int menu_width, tag_x, item_x;
-
-draw:
- choice = ch ? *ch : 0;
- scroll = sc ? *sc : 0;
- button = 0;
-
- /* If item_no is a positive integer, use old item specification format */
- if (cnt >= 0) {
- items = it;
- ditems = NULL;
- item_no = cnt;
- }
- /* It's the new specification format - fake the rest of the code out */
- else {
- item_no = abs(cnt);
- ditems = it;
- if (!items)
- items = (unsigned char **)alloca((item_no * 2) * sizeof(unsigned char *));
-
- /* Initializes status */
- for (i = 0; i < item_no; i++) {
- items[i*2] = ditems[i].prompt;
- items[i*2 + 1] = ditems[i].title;
- }
- }
- max_choice = MIN(menu_height, item_no);
-
- tag_x = 0;
- item_x = 0;
- /* Find length of longest item in order to center menu */
- for (i = 0; i < item_no; i++) {
- l = strlen(items[i * 2]);
- for (j = 0; j < item_no; j++) {
- k = strlen(items[j * 2 + 1]);
- tag_x = MAX(tag_x, l + k + 2);
- }
- item_x = MAX(item_x, l);
- }
- if (height < 0)
- height = strheight(prompt) + menu_height + 4 + 2;
- if (width < 0) {
- i = strwidth(prompt);
- j = ((title != NULL) ? strwidth(title) : 0);
- width = MAX(i, j);
- width = MAX(width, tag_x + 4) + 4;
- }
- width = MAX(width, 24);
-
- if (width > COLS)
- width = COLS;
- if (height > LINES)
- height = LINES;
- /* center dialog box on screen */
- x = DialogX ? DialogX : (COLS - width) / 2;
- y = DialogY ? DialogY : (LINES - height) / 2;
-
-#ifdef HAVE_NCURSES
- if (use_shadow)
- draw_shadow(stdscr, y, x, height, width);
-#endif
- dialog = newwin(height, width, y, x);
- if (dialog == NULL) {
- endwin();
- fprintf(stderr, "\nnewwin(%d,%d,%d,%d) failed, maybe wrong dims\n", height, width, y, x);
- return -1;
- }
- keypad(dialog, TRUE);
-
- draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
- wattrset(dialog, border_attr);
- wmove(dialog, height - 3, 0);
- waddch(dialog, ACS_LTEE);
- for (i = 0; i < width - 2; i++)
- waddch(dialog, ACS_HLINE);
- wattrset(dialog, dialog_attr);
- waddch(dialog, ACS_RTEE);
- wmove(dialog, height - 2, 1);
- for (i = 0; i < width - 2; i++)
- waddch(dialog, ' ');
-
- if (title != NULL) {
- wattrset(dialog, title_attr);
- wmove(dialog, 0, (width - strlen(title)) / 2 - 1);
- waddch(dialog, ' ');
- waddstr(dialog, title);
- waddch(dialog, ' ');
- }
- wattrset(dialog, dialog_attr);
- wmove(dialog, 1, 2);
- print_autowrap(dialog, prompt, height - 1, width - 2, width, 1, 2, TRUE, FALSE);
-
- menu_width = width - 6;
- getyx(dialog, cur_y, cur_x);
- box_y = cur_y + 1;
- box_x = (width - menu_width) / 2 - 1;
-
- /* create new window for the menu */
- menu = subwin(dialog, menu_height, menu_width, y + box_y + 1, x + box_x + 1);
- if (menu == NULL) {
- delwin(dialog);
- endwin();
- fprintf(stderr, "\nsubwin(dialog,%d,%d,%d,%d) failed, maybe wrong dims\n", menu_height, menu_width,
- y + box_y + 1, x + box_x + 1);
- return -1;
- }
- keypad(menu, TRUE);
-
- /* draw a box around the menu items */
- draw_box(dialog, box_y, box_x, menu_height+2, menu_width+2, menubox_border_attr, menubox_attr);
-
- tag_x = menu_width > tag_x + 1 ? (menu_width - tag_x) / 2 : 1;
- item_x = menu_width > item_x + 4 ? tag_x + item_x + 2 : menu_width - 3;
-
- /* Print the menu */
- for (i = 0; i < max_choice; i++)
- print_item(menu, items[(scroll + i) * 2], items[(scroll + i) * 2 + 1], i, i == choice, DREF(ditems, scroll + i), menu_width, tag_x, item_x);
- wnoutrefresh(menu);
- print_arrows(dialog, scroll, menu_height, item_no, box_x, box_y, tag_x, cur_x, cur_y);
-
- display_helpline(dialog, height - 1, width);
-
- x = width / 2 - 11;
- y = height - 2;
-
- if (ditems && result) {
- cancelButton = toupper(ditems[CANCEL_BUTTON].prompt[0]);
- print_button(dialog, ditems[CANCEL_BUTTON].prompt, y, x + strlen(ditems[OK_BUTTON].prompt) + 5, ditems[CANCEL_BUTTON].checked ? ditems[CANCEL_BUTTON].checked(&ditems[CANCEL_BUTTON]) : FALSE);
- okButton = toupper(ditems[OK_BUTTON].prompt[0]);
- print_button(dialog, ditems[OK_BUTTON].prompt, y, x, ditems[OK_BUTTON].checked ? ditems[OK_BUTTON].checked(&ditems[OK_BUTTON]) : TRUE);
- }
- else {
- cancelButton = 'C';
- print_button(dialog, "Cancel", y, x + 14, FALSE);
- okButton = 'O';
- print_button(dialog, " OK ", y, x, TRUE);
- }
-
- wrefresh(dialog);
- while (key != ESC) {
- key = wgetch(dialog);
-
- /* Shortcut to OK? */
- if (toupper(key) == okButton) {
- if (ditems) {
- if (result && ditems[OK_BUTTON].fire) {
- int status;
- WINDOW *save;
-
- save = dupwin(newscr);
- status = ditems[OK_BUTTON].fire(&ditems[OK_BUTTON]);
- if (status & DITEM_RESTORE) {
- touchwin(save);
- wrefresh(save);
- }
- delwin(save);
- }
- }
- else if (result)
- strcpy(result, items[(scroll + choice) * 2]);
- rval = 0;
- key = ESC; /* Punt! */
- break;
- }
-
- /* Shortcut to cancel? */
- if (toupper(key) == cancelButton) {
- if (ditems && result && ditems[CANCEL_BUTTON].fire) {
- int status;
- WINDOW *save;
-
- save = dupwin(newscr);
- status = ditems[CANCEL_BUTTON].fire(&ditems[CANCEL_BUTTON]);
- if (status & DITEM_RESTORE) {
- touchwin(save);
- wrefresh(save);
- }
- delwin(save);
- }
- rval = 1;
- key = ESC; /* Run away! */
- break;
- }
-
- /* Check if key pressed matches first character of any item tag in menu */
- for (i = 0; i < max_choice; i++)
- if (key < 0x100 && key != ' ' && toupper(key) == toupper(items[(scroll + i) * 2][0]))
- break;
-
- if (i < max_choice || (key >= '1' && key <= MIN('9', '0'+max_choice)) || KEY_IS_UP(key) || KEY_IS_DOWN(key)) {
- if (key >= '1' && key <= MIN('9', '0'+max_choice))
- i = key - '1';
- else if (KEY_IS_UP(key)) {
- if (!choice) {
- if (scroll) {
- /* Scroll menu down */
- getyx(dialog, cur_y, cur_x); /* Save cursor position */
- if (menu_height > 1) {
- /* De-highlight current first item before scrolling down */
- print_item(menu, items[scroll * 2], items[scroll * 2 + 1], 0, FALSE, DREF(ditems, scroll), menu_width, tag_x, item_x);
- scrollok(menu, TRUE);
- wscrl(menu, -1);
- scrollok(menu, FALSE);
- }
- scroll--;
- print_item(menu, items[scroll * 2], items[scroll * 2 + 1], 0, TRUE, DREF(ditems, scroll), menu_width, tag_x, item_x);
- wnoutrefresh(menu);
- print_arrows(dialog, scroll, menu_height, item_no, box_x, box_y, tag_x, cur_x, cur_y);
- wrefresh(dialog);
- }
- continue; /* wait for another key press */
- }
- else
- i = choice - 1;
- }
- else if (KEY_IS_DOWN(key)) {
- if (choice == max_choice - 1) {
- if (scroll + choice < item_no - 1) {
- /* Scroll menu up */
- getyx(dialog, cur_y, cur_x); /* Save cursor position */
- if (menu_height > 1) {
- /* De-highlight current last item before scrolling up */
- print_item(menu, items[(scroll + max_choice - 1) * 2],
- items[(scroll + max_choice - 1) * 2 + 1],
- max_choice-1, FALSE, DREF(ditems, scroll + max_choice - 1), menu_width, tag_x, item_x);
- scrollok(menu, TRUE);
- scroll(menu);
- scrollok(menu, FALSE);
- }
- scroll++;
- print_item(menu, items[(scroll + max_choice - 1) * 2],
- items[(scroll + max_choice - 1) * 2 + 1],
- max_choice - 1, TRUE, DREF(ditems, scroll + max_choice - 1), menu_width, tag_x, item_x);
- wnoutrefresh(menu);
- print_arrows(dialog, scroll, menu_height, item_no, box_x, box_y, tag_x, cur_x, cur_y);
- wrefresh(dialog);
- }
- continue; /* wait for another key press */
- }
- else
- i = choice + 1;
- }
-
- if (i != choice) {
- /* De-highlight current item */
- getyx(dialog, cur_y, cur_x); /* Save cursor position */
- print_item(menu, items[(scroll + choice) * 2], items[(scroll + choice) * 2 + 1], choice, FALSE, DREF(ditems, scroll + choice), menu_width, tag_x, item_x);
-
- /* Highlight new item */
- choice = i;
- print_item(menu, items[(scroll + choice) * 2], items[(scroll + choice) * 2 + 1], choice, TRUE, DREF(ditems, scroll + choice), menu_width, tag_x, item_x);
- wnoutrefresh(menu);
- wmove(dialog, cur_y, cur_x); /* Restore cursor to previous position */
- wrefresh(dialog);
- }
- continue; /* wait for another key press */
- }
-
- switch (key) {
- case KEY_PPAGE:
- if (scroll > height - 4) { /* can we go up? */
- scroll -= (height - 4);
- } else {
- scroll = 0;
- }
- redraw_menu = TRUE;
- break;
-
- case KEY_NPAGE:
- if (scroll + menu_height >= item_no-1 - menu_height) { /* can we go down a full page? */
- scroll = item_no - menu_height;
- if (scroll < 0)
- scroll = 0;
- } else {
- scroll += menu_height;
- }
- redraw_menu = TRUE;
- break;
-
- case KEY_HOME:
- scroll = 0;
- choice = 0;
- redraw_menu = TRUE;
- break;
-
- case KEY_END:
- scroll = item_no - menu_height;
- if (scroll < 0)
- scroll = 0;
- choice = max_choice - 1;
- redraw_menu = TRUE;
- break;
-
- case KEY_BTAB:
- case TAB:
- case KEY_LEFT:
- case KEY_RIGHT:
- button = !button;
- if (ditems && result) {
- print_button(dialog, ditems[CANCEL_BUTTON].prompt, y, x + strlen(ditems[OK_BUTTON].prompt) + 5, ditems[CANCEL_BUTTON].checked ? ditems[CANCEL_BUTTON].checked(&ditems[CANCEL_BUTTON]) : button);
- print_button(dialog, ditems[OK_BUTTON].prompt, y, x, ditems[OK_BUTTON].checked ? ditems[OK_BUTTON].checked(&ditems[OK_BUTTON]) : !button);
- ok_space = 1;
- cancel_space = strlen(ditems[OK_BUTTON].prompt) + 6;
- }
- else {
- print_button(dialog, "Cancel", y, x + 14, button);
- print_button(dialog, " OK ", y, x, !button);
- ok_space = 3;
- cancel_space = 15;
- }
- if (button)
- wmove(dialog, y, x+cancel_space);
- else
- wmove(dialog, y, x+ok_space);
- wrefresh(dialog);
- break;
-
- case ' ':
- case '\r':
- case '\n':
- if (!button) {
- /* A fire routine can do just about anything to the screen, so be prepared
- to accept some hints as to what to do in the aftermath. */
- if (ditems) {
- if (ditems[scroll + choice].fire) {
- int status;
- WINDOW *save;
-
- save = dupwin(newscr);
- status = ditems[scroll + choice].fire(&ditems[scroll + choice]);
- if (status & DITEM_RESTORE) {
- touchwin(save);
- wrefresh(save);
- }
- delwin(save);
- if (status & DITEM_CONTINUE)
- continue;
- else if (status & DITEM_LEAVE_MENU) {
- /* Allow a fire action to take us out of the menu */
- key = ESC;
- break;
- }
- else if (status & DITEM_RECREATE) {
- delwin(menu);
- delwin(dialog);
- dialog_clear();
- goto draw;
- }
- }
- }
- else if (result)
- strcpy(result, items[(scroll+choice)*2]);
- }
- rval = button;
- key = ESC;
- break;
-
- case ESC:
- rval = -1;
- break;
-
- case KEY_F(1):
- case '?':
- display_helpfile();
- break;
- }
-
- /* save info about menu item position */
- if (ch)
- *ch = choice;
- if (sc)
- *sc = scroll;
-
- if (redraw_menu) {
- for (i = 0; i < max_choice; i++) {
- print_item(menu, items[(scroll + i) * 2], items[(scroll + i) * 2 + 1], i, i == choice, DREF(ditems, scroll + i), menu_width, tag_x, item_x);
- }
- wnoutrefresh(menu);
- getyx(dialog, cur_y, cur_x); /* Save cursor position */
- print_arrows(dialog, scroll, menu_height, item_no, box_x, box_y, tag_x, cur_x, cur_y);
- wmove(dialog, cur_y, cur_x); /* Restore cursor to previous position */
- wrefresh(dialog);
- redraw_menu = FALSE;
- }
- }
- delwin(menu);
- delwin(dialog);
- return rval;
-}
-
-
-/*
- * Print menu item
- */
-static void
-print_item(WINDOW *win, unsigned char *tag, unsigned char *item, int choice, int selected, dialogMenuItem *me, int menu_width, int tag_x, int item_x)
-{
- int i;
-
- if (tag == NULL)
- errx(1, "bad parameter to print_item()\n");
-
- /* Clear 'residue' of last item */
- wattrset(win, menubox_attr);
- wmove(win, choice, 0);
- for (i = 0; i < menu_width; i++)
- waddch(win, ' ');
- wmove(win, choice, tag_x);
- wattrset(win, selected ? tag_key_selected_attr : tag_key_attr);
- waddch(win, tag[0]);
- wattrset(win, selected ? tag_selected_attr : tag_attr);
- waddnstr(win, tag + 1, item_x - tag_x - 3);
- wmove(win, choice, item_x);
- wattrset(win, selected ? item_selected_attr : item_attr);
- waddnstr(win, item, menu_width - item_x - 1);
- /* If have a selection handler for this, call it */
- if (me && me->selected) {
- wrefresh(win);
- me->selected(me, selected);
- }
-}
-/* End of print_item() */
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