From 6f6046cff2e8f04d6b916b10ebaa7b40d7e7967a Mon Sep 17 00:00:00 2001 From: Sam Ravnborg Date: Fri, 16 Dec 2005 21:35:19 +0100 Subject: kconfig: move lxdialog to scripts/kconfig/lxdialog The only lxdialog user i kconfig - for menuconfig. So move it to reflect this. Signed-off-by: Sam Ravnborg --- scripts/kconfig/lxdialog/checklist.c | 353 +++++++++++++++++++++++++++++++++++ 1 file changed, 353 insertions(+) create mode 100644 scripts/kconfig/lxdialog/checklist.c (limited to 'scripts/kconfig/lxdialog/checklist.c') diff --git a/scripts/kconfig/lxdialog/checklist.c b/scripts/kconfig/lxdialog/checklist.c new file mode 100644 index 00000000000..3fb681fb963 --- /dev/null +++ b/scripts/kconfig/lxdialog/checklist.c @@ -0,0 +1,353 @@ +/* + * checklist.c -- implements the checklist box + * + * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) + * Stuart Herbert - S.Herbert@sheffield.ac.uk: radiolist extension + * Alessandro Rubini - rubini@ipvvis.unipv.it: merged the two + * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcap@cfw.com) + * + * 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 "dialog.h" + +static int list_width, check_x, item_x, checkflag; + +/* + * Print list item + */ +static void print_item(WINDOW * win, const char *item, int status, int choice, + int selected) +{ + int i; + + /* Clear 'residue' of last item */ + wattrset(win, menubox_attr); + wmove(win, choice, 0); + for (i = 0; i < list_width; i++) + waddch(win, ' '); + + wmove(win, choice, check_x); + wattrset(win, selected ? check_selected_attr : check_attr); + if (checkflag == FLAG_CHECK) + wprintw(win, "[%c]", status ? 'X' : ' '); + else + wprintw(win, "(%c)", status ? 'X' : ' '); + + wattrset(win, selected ? tag_selected_attr : tag_attr); + mvwaddch(win, choice, item_x, item[0]); + wattrset(win, selected ? item_selected_attr : item_attr); + waddstr(win, (char *)item + 1); + if (selected) { + wmove(win, choice, check_x + 1); + wrefresh(win); + } +} + +/* + * Print the scroll indicators. + */ +static void print_arrows(WINDOW * win, int choice, int item_no, int scroll, + int y, int x, int height) +{ + wmove(win, y, x); + + if (scroll > 0) { + wattrset(win, uarrow_attr); + waddch(win, ACS_UARROW); + waddstr(win, "(-)"); + } else { + wattrset(win, menubox_attr); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + } + + y = y + height + 1; + wmove(win, y, x); + + if ((height < item_no) && (scroll + choice < item_no - 1)) { + wattrset(win, darrow_attr); + waddch(win, ACS_DARROW); + waddstr(win, "(+)"); + } else { + wattrset(win, menubox_border_attr); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + } +} + +/* + * Display the termination buttons + */ +static void print_buttons(WINDOW * dialog, int height, int width, int selected) +{ + int x = width / 2 - 11; + int y = height - 2; + + print_button(dialog, "Select", y, x, selected == 0); + print_button(dialog, " Help ", y, x + 14, selected == 1); + + wmove(dialog, y, x + 1 + 14 * selected); + wrefresh(dialog); +} + +/* + * Display a dialog box with a list of options that can be turned on or off + * The `flag' parameter is used to select between radiolist and checklist. + */ +int dialog_checklist(const char *title, const char *prompt, int height, + int width, int list_height, int item_no, + const char *const *items, int flag) +{ + int i, x, y, box_x, box_y; + int key = 0, button = 0, choice = 0, scroll = 0, max_choice, *status; + WINDOW *dialog, *list; + + checkflag = flag; + + /* Allocate space for storing item on/off status */ + if ((status = malloc(sizeof(int) * item_no)) == NULL) { + endwin(); + fprintf(stderr, + "\nCan't allocate memory in dialog_checklist().\n"); + exit(-1); + } + + /* Initializes status */ + for (i = 0; i < item_no; i++) { + status[i] = !strcasecmp(items[i * 3 + 2], "on"); + if ((!choice && status[i]) + || !strcasecmp(items[i * 3 + 2], "selected")) + choice = i + 1; + } + if (choice) + choice--; + + max_choice = MIN(list_height, item_no); + + /* center dialog box on screen */ + x = (COLS - width) / 2; + y = (LINES - height) / 2; + + draw_shadow(stdscr, y, x, height, width); + + dialog = newwin(height, width, y, x); + keypad(dialog, TRUE); + + draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr); + wattrset(dialog, border_attr); + mvwaddch(dialog, height - 3, 0, ACS_LTEE); + for (i = 0; i < width - 2; i++) + waddch(dialog, ACS_HLINE); + wattrset(dialog, dialog_attr); + waddch(dialog, ACS_RTEE); + + print_title(dialog, title, width); + + wattrset(dialog, dialog_attr); + print_autowrap(dialog, prompt, width - 2, 1, 3); + + list_width = width - 6; + box_y = height - list_height - 5; + box_x = (width - list_width) / 2 - 1; + + /* create new window for the list */ + list = subwin(dialog, list_height, list_width, y + box_y + 1, + x + box_x + 1); + + keypad(list, TRUE); + + /* draw a box around the list items */ + draw_box(dialog, box_y, box_x, list_height + 2, list_width + 2, + menubox_border_attr, menubox_attr); + + /* Find length of longest item in order to center checklist */ + check_x = 0; + for (i = 0; i < item_no; i++) + check_x = MAX(check_x, +strlen(items[i * 3 + 1]) + 4); + + check_x = (list_width - check_x) / 2; + item_x = check_x + 4; + + if (choice >= list_height) { + scroll = choice - list_height + 1; + choice -= scroll; + } + + /* Print the list */ + for (i = 0; i < max_choice; i++) { + print_item(list, items[(scroll + i) * 3 + 1], + status[i + scroll], i, i == choice); + } + + print_arrows(dialog, choice, item_no, scroll, + box_y, box_x + check_x + 5, list_height); + + print_buttons(dialog, height, width, 0); + + wnoutrefresh(list); + wnoutrefresh(dialog); + doupdate(); + + while (key != ESC) { + key = wgetch(dialog); + + for (i = 0; i < max_choice; i++) + if (toupper(key) == + toupper(items[(scroll + i) * 3 + 1][0])) + break; + + if (i < max_choice || key == KEY_UP || key == KEY_DOWN || + key == '+' || key == '-') { + if (key == KEY_UP || key == '-') { + if (!choice) { + if (!scroll) + continue; + /* Scroll list down */ + if (list_height > 1) { + /* De-highlight current first item */ + print_item(list, items[scroll * 3 + 1], + status[scroll], 0, FALSE); + scrollok(list, TRUE); + wscrl(list, -1); + scrollok(list, FALSE); + } + scroll--; + print_item(list, items[scroll * 3 + 1], status[scroll], 0, TRUE); + wnoutrefresh(list); + + print_arrows(dialog, choice, item_no, + scroll, box_y, box_x + check_x + 5, list_height); + + wrefresh(dialog); + + continue; /* wait for another key press */ + } else + i = choice - 1; + } else if (key == KEY_DOWN || key == '+') { + if (choice == max_choice - 1) { + if (scroll + choice >= item_no - 1) + continue; + /* Scroll list up */ + if (list_height > 1) { + /* De-highlight current last item before scrolling up */ + print_item(list, items[(scroll + max_choice - 1) * 3 + 1], + status[scroll + max_choice - 1], + max_choice - 1, FALSE); + scrollok(list, TRUE); + wscrl(list, 1); + scrollok(list, FALSE); + } + scroll++; + print_item(list, items[(scroll + max_choice - 1) * 3 + 1], + status[scroll + max_choice - 1], max_choice - 1, TRUE); + wnoutrefresh(list); + + print_arrows(dialog, choice, item_no, + scroll, box_y, box_x + check_x + 5, list_height); + + wrefresh(dialog); + + continue; /* wait for another key press */ + } else + i = choice + 1; + } + if (i != choice) { + /* De-highlight current item */ + print_item(list, items[(scroll + choice) * 3 + 1], + status[scroll + choice], choice, FALSE); + /* Highlight new item */ + choice = i; + print_item(list, items[(scroll + choice) * 3 + 1], + status[scroll + choice], choice, TRUE); + wnoutrefresh(list); + wrefresh(dialog); + } + continue; /* wait for another key press */ + } + switch (key) { + case 'H': + case 'h': + case '?': + fprintf(stderr, "%s", items[(scroll + choice) * 3]); + delwin(dialog); + free(status); + return 1; + case TAB: + case KEY_LEFT: + case KEY_RIGHT: + button = ((key == KEY_LEFT ? --button : ++button) < 0) + ? 1 : (button > 1 ? 0 : button); + + print_buttons(dialog, height, width, button); + wrefresh(dialog); + break; + case 'S': + case 's': + case ' ': + case '\n': + if (!button) { + if (flag == FLAG_CHECK) { + status[scroll + choice] = !status[scroll + choice]; + wmove(list, choice, check_x); + wattrset(list, check_selected_attr); + wprintw(list, "[%c]", status[scroll + choice] ? 'X' : ' '); + } else { + if (!status[scroll + choice]) { + for (i = 0; i < item_no; i++) + status[i] = 0; + status[scroll + choice] = 1; + for (i = 0; i < max_choice; i++) + print_item(list, items[(scroll + i) * 3 + 1], + status[scroll + i], i, i == choice); + } + } + wnoutrefresh(list); + wrefresh(dialog); + + for (i = 0; i < item_no; i++) { + if (status[i]) { + if (flag == FLAG_CHECK) { + fprintf(stderr, "\"%s\" ", items[i * 3]); + } else { + fprintf(stderr, "%s", items[i * 3]); + } + + } + } + } else + fprintf(stderr, "%s", items[(scroll + choice) * 3]); + delwin(dialog); + free(status); + return button; + case 'X': + case 'x': + key = ESC; + case ESC: + break; + } + + /* Now, update everything... */ + doupdate(); + } + + delwin(dialog); + free(status); + return -1; /* ESC pressed */ +} -- cgit v1.2.3