diff options
Diffstat (limited to 'scripts/config/lxdialog')
| -rw-r--r-- | scripts/config/lxdialog/Makefile | 28 | ||||
| -rw-r--r-- | scripts/config/lxdialog/check-lxdialog.sh | 47 | ||||
| -rw-r--r-- | scripts/config/lxdialog/checklist.c | 206 | ||||
| -rw-r--r-- | scripts/config/lxdialog/colors.h | 154 | ||||
| -rw-r--r-- | scripts/config/lxdialog/dialog.h | 163 | ||||
| -rw-r--r-- | scripts/config/lxdialog/inputbox.c | 177 | ||||
| -rw-r--r-- | scripts/config/lxdialog/lxdialog.c | 204 | ||||
| -rw-r--r-- | scripts/config/lxdialog/menubox.c | 215 | ||||
| -rw-r--r-- | scripts/config/lxdialog/msgbox.c | 71 | ||||
| -rw-r--r-- | scripts/config/lxdialog/textbox.c | 507 | ||||
| -rw-r--r-- | scripts/config/lxdialog/util.c | 524 | ||||
| -rw-r--r-- | scripts/config/lxdialog/yesno.c | 30 |
12 files changed, 1099 insertions, 1227 deletions
diff --git a/scripts/config/lxdialog/Makefile b/scripts/config/lxdialog/Makefile deleted file mode 100644 index bdafde0c02..0000000000 --- a/scripts/config/lxdialog/Makefile +++ /dev/null @@ -1,28 +0,0 @@ -# Makefile to build lxdialog package -# - -all: lxdialog - -# Use reursively expanded variables so we do not call gcc unless -# we really need to do so. (Do not call gcc as part of make mrproper) -CFLAGS := $(shell sh check-lxdialog.sh -ccflags) -LIBS := $(shell sh check-lxdialog.sh -ldflags gcc) - -# workaround for OpenBSD, which does not use symlinks to libncurses.so -OS := $(shell uname -s) -ifeq ($(strip $(OS)),OpenBSD) -LIBS := -lncurses -endif -ifeq ($(shell uname -o),Cygwin) -LIBS := -lncurses -endif -always := $(hostprogs-y) dochecklxdialog - -%.o: %.c - $(CC) -c $(CFLAGS) -o $@ $< - -lxdialog: checklist.o menubox.o textbox.o yesno.o inputbox.o util.o lxdialog.o msgbox.o - $(CC) -o $@ $^ $(LIBS) - -clean: - rm -f *.o lxdialog diff --git a/scripts/config/lxdialog/check-lxdialog.sh b/scripts/config/lxdialog/check-lxdialog.sh index 9a6c915e5a..80788137c6 100644 --- a/scripts/config/lxdialog/check-lxdialog.sh +++ b/scripts/config/lxdialog/check-lxdialog.sh @@ -1,24 +1,14 @@ -#!/usr/bin/env bash +#!/bin/sh # Check ncurses compatibility # What library to link ldflags() { - for ext in so dylib; do - for dir in "" /usr/local/lib /opt/local/lib; do - $cc ${dir:+-L$dir} -print-file-name=libncursesw.$ext | grep -q / + for ext in so a dll.a dylib ; do + for lib in ncursesw ncurses curses ; do + $cc -print-file-name=lib${lib}.${ext} | grep -q / if [ $? -eq 0 ]; then - echo $dir '-lncursesw' - exit - fi - $cc ${dir:+-L$dir} -print-file-name=libncurses.$ext | grep -q / - if [ $? -eq 0 ]; then - echo $dir '-lncurses' - exit - fi - $cc ${dir:+-L$dir} -print-file-name=libcurses.$ext | grep -q / - if [ $? -eq 0 ]; then - echo $dir '-lcurses' + echo "-l${lib}" exit fi done @@ -29,12 +19,13 @@ ldflags() # Where is ncurses.h? ccflags() { - if [ -f /usr/include/ncurses/ncurses.h ]; then + if [ -f /usr/include/ncursesw/curses.h ]; then + echo '-I/usr/include/ncursesw -DCURSES_LOC="<ncursesw/curses.h>"' + echo ' -DNCURSES_WIDECHAR=1' + elif [ -f /usr/include/ncurses/ncurses.h ]; then echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"' elif [ -f /usr/include/ncurses/curses.h ]; then echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"' - elif [ -f /opt/local/include/ncurses/ncurses.h ]; then - echo '-I/opt/local/include -I/opt/local/include/ncurses -DCURSES_LOC="<ncurses/ncurses.h>"' elif [ -f /usr/include/ncurses.h ]; then echo '-DCURSES_LOC="<ncurses.h>"' else @@ -48,19 +39,23 @@ trap "rm -f $tmp" 0 1 2 3 15 # Check if we can link to ncurses check() { - echo "main() {}" | $cc -xc - -o $tmp 2> /dev/null + $cc -x c - -o $tmp 2>/dev/null <<'EOF' +#include CURSES_LOC +main() {} +EOF if [ $? != 0 ]; then - echo " *** Unable to find the ncurses libraries." 1>&2 - echo " *** make menuconfig require the ncurses libraries" 1>&2 - echo " *** " 1>&2 - echo " *** Install ncurses (ncurses-devel) and try again" 1>&2 - echo " *** " 1>&2 - exit 1 + echo " *** Unable to find the ncurses libraries or the" 1>&2 + echo " *** required header files." 1>&2 + echo " *** 'make menuconfig' requires the ncurses libraries." 1>&2 + echo " *** " 1>&2 + echo " *** Install ncurses (ncurses-devel) and try again." 1>&2 + echo " *** " 1>&2 + exit 1 fi } usage() { - printf "Usage: $0 [-check compiler options|-header|-library]\n" + printf "Usage: $0 [-check compiler options|-ccflags|-ldflags compiler options]\n" } if [ $# -eq 0 ]; then diff --git a/scripts/config/lxdialog/checklist.c b/scripts/config/lxdialog/checklist.c index db07ae73e0..a2eb80fbc8 100644 --- a/scripts/config/lxdialog/checklist.c +++ b/scripts/config/lxdialog/checklist.c @@ -28,29 +28,35 @@ static int list_width, check_x, item_x; /* * Print list item */ -static void print_item(WINDOW * win, const char *item, int status, int choice, - int selected) +static void print_item(WINDOW * win, int choice, int selected) { int i; + char *list_item = malloc(list_width + 1); + + strncpy(list_item, item_str(), list_width - item_x); + list_item[list_width - item_x] = '\0'; /* Clear 'residue' of last item */ - wattrset(win, menubox_attr); + wattrset(win, dlg.menubox.atr); 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); - 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); + wattrset(win, selected ? dlg.check_selected.atr + : dlg.check.atr); + if (!item_is_tag(':')) + wprintw(win, "(%c)", item_is_tag('X') ? 'X' : ' '); + + wattrset(win, selected ? dlg.tag_selected.atr : dlg.tag.atr); + mvwaddch(win, choice, item_x, list_item[0]); + wattrset(win, selected ? dlg.item_selected.atr : dlg.item.atr); + waddstr(win, list_item + 1); if (selected) { wmove(win, choice, check_x + 1); wrefresh(win); } + free(list_item); } /* @@ -62,11 +68,11 @@ static void print_arrows(WINDOW * win, int choice, int item_no, int scroll, wmove(win, y, x); if (scroll > 0) { - wattrset(win, uarrow_attr); + wattrset(win, dlg.uarrow.atr); waddch(win, ACS_UARROW); waddstr(win, "(-)"); } else { - wattrset(win, menubox_attr); + wattrset(win, dlg.menubox.atr); waddch(win, ACS_HLINE); waddch(win, ACS_HLINE); waddch(win, ACS_HLINE); @@ -77,11 +83,11 @@ static void print_arrows(WINDOW * win, int choice, int item_no, int scroll, wmove(win, y, x); if ((height < item_no) && (scroll + choice < item_no - 1)) { - wattrset(win, darrow_attr); + wattrset(win, dlg.darrow.atr); waddch(win, ACS_DARROW); waddstr(win, "(+)"); } else { - wattrset(win, menubox_border_attr); + wattrset(win, dlg.menubox_border.atr); waddch(win, ACS_HLINE); waddch(win, ACS_HLINE); waddch(win, ACS_HLINE); @@ -97,8 +103,8 @@ 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); + print_button(dialog, gettext("Select"), y, x, selected == 0); + print_button(dialog, gettext(" Help "), y, x + 14, selected == 1); wmove(dialog, y, x + 1 + 14 * selected); wrefresh(dialog); @@ -109,32 +115,29 @@ static void print_buttons(WINDOW * dialog, int height, int width, int selected) * in the style of radiolist (only one option turned on at a time). */ int dialog_checklist(const char *title, const char *prompt, int height, - int width, int list_height, int item_no, - const char *const *items) + int width, int list_height) { int i, x, y, box_x, box_y; - int key = 0, button = 0, choice = 0, scroll = 0, max_choice, *status; + int key = 0, button = 0, choice = 0, scroll = 0, max_choice; WINDOW *dialog, *list; - /* 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); + /* which item to highlight */ + item_foreach() { + if (item_is_tag('X')) + choice = item_n(); + if (item_is_selected()) { + choice = item_n(); + break; + } } - /* 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--; +do_resize: + if (getmaxy(stdscr) < (height + 6)) + return -ERRDISPLAYTOOSMALL; + if (getmaxx(stdscr) < (width + 6)) + return -ERRDISPLAYTOOSMALL; - max_choice = MIN(list_height, item_no); + max_choice = MIN(list_height, item_count()); /* center dialog box on screen */ x = (COLS - width) / 2; @@ -145,17 +148,18 @@ int dialog_checklist(const char *title, const char *prompt, int height, dialog = newwin(height, width, y, x); keypad(dialog, TRUE); - draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr); - wattrset(dialog, border_attr); + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + wattrset(dialog, dlg.border.atr); mvwaddch(dialog, height - 3, 0, ACS_LTEE); for (i = 0; i < width - 2; i++) waddch(dialog, ACS_HLINE); - wattrset(dialog, dialog_attr); + wattrset(dialog, dlg.dialog.atr); waddch(dialog, ACS_RTEE); print_title(dialog, title, width); - wattrset(dialog, dialog_attr); + wattrset(dialog, dlg.dialog.atr); print_autowrap(dialog, prompt, width - 2, 1, 3); list_width = width - 6; @@ -170,12 +174,13 @@ int dialog_checklist(const char *title, const char *prompt, int height, /* 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); + dlg.menubox_border.atr, dlg.menubox.atr); /* 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); + item_foreach() + check_x = MAX(check_x, strlen(item_str()) + 4); + check_x = MIN(check_x, list_width); check_x = (list_width - check_x) / 2; item_x = check_x + 4; @@ -187,26 +192,27 @@ int dialog_checklist(const char *title, const char *prompt, int height, /* Print the list */ for (i = 0; i < max_choice; i++) { - print_item(list, items[(scroll + i) * 3 + 1], - status[i + scroll], i, i == choice); + item_set(scroll + i); + print_item(list, i, i == choice); } - print_arrows(dialog, choice, item_no, scroll, + print_arrows(dialog, choice, item_count(), scroll, box_y, box_x + check_x + 5, list_height); print_buttons(dialog, height, width, 0); - wnoutrefresh(list); wnoutrefresh(dialog); + wnoutrefresh(list); doupdate(); - while (key != ESC) { + while (key != KEY_ESC) { key = wgetch(dialog); - for (i = 0; i < max_choice; i++) - if (toupper(key) == - toupper(items[(scroll + i) * 3 + 1][0])) + for (i = 0; i < max_choice; i++) { + item_set(i + scroll); + if (toupper(key) == toupper(item_str()[0])) break; + } if (i < max_choice || key == KEY_UP || key == KEY_DOWN || key == '+' || key == '-') { @@ -217,47 +223,48 @@ int dialog_checklist(const char *title, const char *prompt, int height, /* Scroll list down */ if (list_height > 1) { /* De-highlight current first item */ - print_item(list, items[scroll * 3 + 1], - status[scroll], 0, FALSE); + item_set(scroll); + print_item(list, 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, + item_set(scroll); + print_item(list, 0, TRUE); + print_arrows(dialog, choice, item_count(), scroll, box_y, box_x + check_x + 5, list_height); - wrefresh(dialog); + wnoutrefresh(dialog); + wrefresh(list); 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) + if (scroll + choice >= item_count() - 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); + item_set(scroll + max_choice - 1); + print_item(list, + 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); + item_set(scroll + max_choice - 1); + print_item(list, max_choice - 1, TRUE); - print_arrows(dialog, choice, item_no, + print_arrows(dialog, choice, item_count(), scroll, box_y, box_x + check_x + 5, list_height); - wrefresh(dialog); + wnoutrefresh(dialog); + wrefresh(list); continue; /* wait for another key press */ } else @@ -265,14 +272,14 @@ int dialog_checklist(const char *title, const char *prompt, int height, } if (i != choice) { /* De-highlight current item */ - print_item(list, items[(scroll + choice) * 3 + 1], - status[scroll + choice], choice, FALSE); + item_set(scroll + choice); + print_item(list, choice, FALSE); /* Highlight new item */ choice = i; - print_item(list, items[(scroll + choice) * 3 + 1], - status[scroll + choice], choice, TRUE); - wnoutrefresh(list); - wrefresh(dialog); + item_set(scroll + choice); + print_item(list, choice, TRUE); + wnoutrefresh(dialog); + wrefresh(list); } continue; /* wait for another key press */ } @@ -280,10 +287,19 @@ int dialog_checklist(const char *title, const char *prompt, int height, case 'H': case 'h': case '?': - fprintf(stderr, "%s", items[(scroll + choice) * 3]); + button = 1; + /* fall-through */ + case 'S': + case 's': + case ' ': + case '\n': + item_foreach() + item_set_selected(0); + item_set(scroll + choice); + item_set_selected(1); + delwin(list); delwin(dialog); - free(status); - return 1; + return button; case TAB: case KEY_LEFT: case KEY_RIGHT: @@ -293,42 +309,24 @@ int dialog_checklist(const char *title, const char *prompt, int height, print_buttons(dialog, height, width, button); wrefresh(dialog); break; - case 'S': - case 's': - case ' ': - case '\n': - if (!button) { - 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]) - 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: + key = KEY_ESC; + break; + case KEY_ESC: + key = on_key_esc(dialog); break; + case KEY_RESIZE: + delwin(list); + delwin(dialog); + on_key_resize(); + goto do_resize; } /* Now, update everything... */ doupdate(); } - + delwin(list); delwin(dialog); - free(status); - return -1; /* ESC pressed */ + return key; /* ESC pressed */ } diff --git a/scripts/config/lxdialog/colors.h b/scripts/config/lxdialog/colors.h deleted file mode 100644 index b58c8ed418..0000000000 --- a/scripts/config/lxdialog/colors.h +++ /dev/null @@ -1,154 +0,0 @@ -/* - * colors.h -- color attribute definitions - * - * AUTHOR: Savio Lam (lam836@cs.cuhk.hk) - * - * 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. - */ - -/* - * Default color definitions - * - * *_FG = foreground - * *_BG = background - * *_HL = highlight? - */ -#define SCREEN_FG COLOR_CYAN -#define SCREEN_BG COLOR_BLUE -#define SCREEN_HL TRUE - -#define SHADOW_FG COLOR_BLACK -#define SHADOW_BG COLOR_BLACK -#define SHADOW_HL TRUE - -#define DIALOG_FG COLOR_BLACK -#define DIALOG_BG COLOR_WHITE -#define DIALOG_HL FALSE - -#define TITLE_FG COLOR_BLUE -#define TITLE_BG COLOR_WHITE -#define TITLE_HL TRUE - -#define BORDER_FG COLOR_WHITE -#define BORDER_BG COLOR_WHITE -#define BORDER_HL TRUE - -#define BUTTON_ACTIVE_FG COLOR_WHITE -#define BUTTON_ACTIVE_BG COLOR_BLUE -#define BUTTON_ACTIVE_HL TRUE - -#define BUTTON_INACTIVE_FG COLOR_BLACK -#define BUTTON_INACTIVE_BG COLOR_WHITE -#define BUTTON_INACTIVE_HL FALSE - -#define BUTTON_KEY_ACTIVE_FG COLOR_WHITE -#define BUTTON_KEY_ACTIVE_BG COLOR_BLUE -#define BUTTON_KEY_ACTIVE_HL TRUE - -#define BUTTON_KEY_INACTIVE_FG COLOR_RED -#define BUTTON_KEY_INACTIVE_BG COLOR_WHITE -#define BUTTON_KEY_INACTIVE_HL FALSE - -#define BUTTON_LABEL_ACTIVE_FG COLOR_YELLOW -#define BUTTON_LABEL_ACTIVE_BG COLOR_BLUE -#define BUTTON_LABEL_ACTIVE_HL TRUE - -#define BUTTON_LABEL_INACTIVE_FG COLOR_BLACK -#define BUTTON_LABEL_INACTIVE_BG COLOR_WHITE -#define BUTTON_LABEL_INACTIVE_HL TRUE - -#define INPUTBOX_FG COLOR_BLACK -#define INPUTBOX_BG COLOR_WHITE -#define INPUTBOX_HL FALSE - -#define INPUTBOX_BORDER_FG COLOR_BLACK -#define INPUTBOX_BORDER_BG COLOR_WHITE -#define INPUTBOX_BORDER_HL FALSE - -#define SEARCHBOX_FG COLOR_BLACK -#define SEARCHBOX_BG COLOR_WHITE -#define SEARCHBOX_HL FALSE - -#define SEARCHBOX_TITLE_FG COLOR_BLUE -#define SEARCHBOX_TITLE_BG COLOR_WHITE -#define SEARCHBOX_TITLE_HL TRUE - -#define SEARCHBOX_BORDER_FG COLOR_WHITE -#define SEARCHBOX_BORDER_BG COLOR_WHITE -#define SEARCHBOX_BORDER_HL TRUE - -#define POSITION_INDICATOR_FG COLOR_BLUE -#define POSITION_INDICATOR_BG COLOR_WHITE -#define POSITION_INDICATOR_HL TRUE - -#define MENUBOX_FG COLOR_BLACK -#define MENUBOX_BG COLOR_WHITE -#define MENUBOX_HL FALSE - -#define MENUBOX_BORDER_FG COLOR_WHITE -#define MENUBOX_BORDER_BG COLOR_WHITE -#define MENUBOX_BORDER_HL TRUE - -#define ITEM_FG COLOR_BLACK -#define ITEM_BG COLOR_WHITE -#define ITEM_HL FALSE - -#define ITEM_SELECTED_FG COLOR_WHITE -#define ITEM_SELECTED_BG COLOR_BLUE -#define ITEM_SELECTED_HL TRUE - -#define TAG_FG COLOR_BLUE -#define TAG_BG COLOR_WHITE -#define TAG_HL TRUE - -#define TAG_SELECTED_FG COLOR_YELLOW -#define TAG_SELECTED_BG COLOR_BLUE -#define TAG_SELECTED_HL TRUE - -#define TAG_KEY_FG COLOR_BLUE -#define TAG_KEY_BG COLOR_WHITE -#define TAG_KEY_HL TRUE - -#define TAG_KEY_SELECTED_FG COLOR_YELLOW -#define TAG_KEY_SELECTED_BG COLOR_BLUE -#define TAG_KEY_SELECTED_HL TRUE - -#define CHECK_FG COLOR_BLACK -#define CHECK_BG COLOR_WHITE -#define CHECK_HL FALSE - -#define CHECK_SELECTED_FG COLOR_WHITE -#define CHECK_SELECTED_BG COLOR_BLUE -#define CHECK_SELECTED_HL TRUE - -#define UARROW_FG COLOR_GREEN -#define UARROW_BG COLOR_WHITE -#define UARROW_HL TRUE - -#define DARROW_FG COLOR_GREEN -#define DARROW_BG COLOR_WHITE -#define DARROW_HL TRUE - -/* End of default color definitions */ - -#define C_ATTR(x,y) ((x ? A_BOLD : 0) | COLOR_PAIR((y))) -#define COLOR_NAME_LEN 10 -#define COLOR_COUNT 8 - -/* - * Global variables - */ - -extern int color_table[][3]; diff --git a/scripts/config/lxdialog/dialog.h b/scripts/config/lxdialog/dialog.h index af3cf716e2..307022a8be 100644 --- a/scripts/config/lxdialog/dialog.h +++ b/scripts/config/lxdialog/dialog.h @@ -24,6 +24,13 @@ #include <ctype.h> #include <stdlib.h> #include <string.h> +#include <stdbool.h> + +#ifndef KBUILD_NO_NLS +# include <libintl.h> +#else +# define gettext(Msgid) ((const char *) (Msgid)) +#endif #ifdef __sun__ #define CURS_MACROS @@ -48,7 +55,7 @@ #define TR(params) _tracef params -#define ESC 27 +#define KEY_ESC 27 #define TAB 9 #define MAX_LEN 2048 #define BUF_SIZE (10*1024) @@ -86,63 +93,112 @@ #define ACS_DARROW 'v' #endif +/* error return codes */ +#define ERRDISPLAYTOOSMALL (KEY_MAX + 1) + /* - * Attribute names + * Color definitions */ -#define screen_attr attributes[0] -#define shadow_attr attributes[1] -#define dialog_attr attributes[2] -#define title_attr attributes[3] -#define border_attr attributes[4] -#define button_active_attr attributes[5] -#define button_inactive_attr attributes[6] -#define button_key_active_attr attributes[7] -#define button_key_inactive_attr attributes[8] -#define button_label_active_attr attributes[9] -#define button_label_inactive_attr attributes[10] -#define inputbox_attr attributes[11] -#define inputbox_border_attr attributes[12] -#define searchbox_attr attributes[13] -#define searchbox_title_attr attributes[14] -#define searchbox_border_attr attributes[15] -#define position_indicator_attr attributes[16] -#define menubox_attr attributes[17] -#define menubox_border_attr attributes[18] -#define item_attr attributes[19] -#define item_selected_attr attributes[20] -#define tag_attr attributes[21] -#define tag_selected_attr attributes[22] -#define tag_key_attr attributes[23] -#define tag_key_selected_attr attributes[24] -#define check_attr attributes[25] -#define check_selected_attr attributes[26] -#define uarrow_attr attributes[27] -#define darrow_attr attributes[28] - -/* number of attributes */ -#define ATTRIBUTE_COUNT 29 +struct dialog_color { + chtype atr; /* Color attribute */ + int fg; /* foreground */ + int bg; /* background */ + int hl; /* highlight this item */ +}; + +struct dialog_info { + const char *backtitle; + struct dialog_color screen; + struct dialog_color shadow; + struct dialog_color dialog; + struct dialog_color title; + struct dialog_color border; + struct dialog_color button_active; + struct dialog_color button_inactive; + struct dialog_color button_key_active; + struct dialog_color button_key_inactive; + struct dialog_color button_label_active; + struct dialog_color button_label_inactive; + struct dialog_color inputbox; + struct dialog_color inputbox_border; + struct dialog_color searchbox; + struct dialog_color searchbox_title; + struct dialog_color searchbox_border; + struct dialog_color position_indicator; + struct dialog_color menubox; + struct dialog_color menubox_border; + struct dialog_color item; + struct dialog_color item_selected; + struct dialog_color tag; + struct dialog_color tag_selected; + struct dialog_color tag_key; + struct dialog_color tag_key_selected; + struct dialog_color check; + struct dialog_color check_selected; + struct dialog_color uarrow; + struct dialog_color darrow; +}; /* * Global variables */ -extern bool use_colors; -extern bool use_shadow; - -extern chtype attributes[]; - -extern const char *backtitle; +extern struct dialog_info dlg; +extern char dialog_input_result[]; +extern int saved_x, saved_y; /* Needed in signal handler in mconf.c */ /* * Function prototypes */ -extern void create_rc(const char *filename); -extern int parse_rc(void); -void init_dialog(void); -void end_dialog(void); +/* item list as used by checklist and menubox */ +void item_reset(void); +void item_make(const char *fmt, ...); +void item_add_str(const char *fmt, ...); +void item_set_tag(char tag); +void item_set_data(void *p); +void item_set_selected(int val); +int item_activate_selected(void); +void *item_data(void); +char item_tag(void); + +/* item list manipulation for lxdialog use */ +#define MAXITEMSTR 200 +struct dialog_item { + char str[MAXITEMSTR]; /* promtp displayed */ + char tag; + void *data; /* pointer to menu item - used by menubox+checklist */ + int selected; /* Set to 1 by dialog_*() function if selected. */ +}; + +/* list of lialog_items */ +struct dialog_list { + struct dialog_item node; + struct dialog_list *next; +}; + +extern struct dialog_list *item_cur; +extern struct dialog_list item_nil; +extern struct dialog_list *item_head; + +int item_count(void); +void item_set(int n); +int item_n(void); +const char *item_str(void); +int item_is_selected(void); +int item_is_tag(char tag); +#define item_foreach() \ + for (item_cur = item_head ? item_head: item_cur; \ + item_cur && (item_cur != &item_nil); item_cur = item_cur->next) + +/* generic key handlers */ +int on_key_esc(WINDOW *win); +int on_key_resize(void); + +int init_dialog(const char *backtitle); +void set_dialog_backtitle(const char *backtitle); +void end_dialog(int x, int y); void attr_clear(WINDOW * win, int height, int width, chtype attr); void dialog_clear(void); -void color_setup(void); void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x); void print_button(WINDOW * win, const char *label, int y, int x, int selected); void print_title(WINDOW *dialog, const char *title, int width); @@ -154,14 +210,17 @@ int first_alpha(const char *string, const char *exempt); int dialog_yesno(const char *title, const char *prompt, int height, int width); int dialog_msgbox(const char *title, const char *prompt, int height, int width, int pause); -int dialog_textbox(const char *title, const char *file, int height, int width); -int dialog_menu(const char *title, const char *prompt, int height, int width, - int menu_height, const char *choice, int item_no, - const char *const *items); + + +typedef void (*update_text_fn)(char *buf, size_t start, size_t end, void + *_data); +int dialog_textbox(const char *title, char *tbuf, int initial_height, + int initial_width, int *keys, int *_vscroll, int *_hscroll, + update_text_fn update_text, void *data); +int dialog_menu(const char *title, const char *prompt, + const void *selected, int *s_scroll); int dialog_checklist(const char *title, const char *prompt, int height, - int width, int list_height, int item_no, - const char *const *items); -extern char dialog_input_result[]; + int width, int list_height); int dialog_inputbox(const char *title, const char *prompt, int height, int width, const char *init); diff --git a/scripts/config/lxdialog/inputbox.c b/scripts/config/lxdialog/inputbox.c index 779503726b..21404a04d7 100644 --- a/scripts/config/lxdialog/inputbox.c +++ b/scripts/config/lxdialog/inputbox.c @@ -31,8 +31,8 @@ static void print_buttons(WINDOW * dialog, int height, int width, int selected) int x = width / 2 - 11; int y = height - 2; - print_button(dialog, " Ok ", y, x, selected == 0); - print_button(dialog, " Help ", y, x + 14, selected == 1); + print_button(dialog, gettext(" Ok "), y, x, selected == 0); + print_button(dialog, gettext(" Help "), y, x + 14, selected == 1); wmove(dialog, y, x + 1 + 14 * selected); wrefresh(dialog); @@ -45,10 +45,22 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int width const char *init) { int i, x, y, box_y, box_x, box_width; - int input_x = 0, scroll = 0, key = 0, button = -1; + int input_x = 0, key = 0, button = -1; + int show_x, len, pos; char *instr = dialog_input_result; WINDOW *dialog; + if (!init) + instr[0] = '\0'; + else + strcpy(instr, init); + +do_resize: + if (getmaxy(stdscr) <= (height - 2)) + return -ERRDISPLAYTOOSMALL; + if (getmaxx(stdscr) <= (width - 2)) + return -ERRDISPLAYTOOSMALL; + /* center dialog box on screen */ x = (COLS - width) / 2; y = (LINES - height) / 2; @@ -58,17 +70,18 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int 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); + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + wattrset(dialog, dlg.border.atr); mvwaddch(dialog, height - 3, 0, ACS_LTEE); for (i = 0; i < width - 2; i++) waddch(dialog, ACS_HLINE); - wattrset(dialog, dialog_attr); + wattrset(dialog, dlg.dialog.atr); waddch(dialog, ACS_RTEE); print_title(dialog, title, width); - wattrset(dialog, dialog_attr); + wattrset(dialog, dlg.dialog.atr); print_autowrap(dialog, prompt, width - 2, 1, 3); /* Draw the input field box */ @@ -76,27 +89,26 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int width getyx(dialog, y, x); box_y = y + 2; box_x = (width - box_width) / 2; - draw_box(dialog, y + 1, box_x - 1, 3, box_width + 2, border_attr, dialog_attr); + draw_box(dialog, y + 1, box_x - 1, 3, box_width + 2, + dlg.dialog.atr, dlg.border.atr); print_buttons(dialog, height, width, 0); /* Set up the initial value */ wmove(dialog, box_y, box_x); - wattrset(dialog, inputbox_attr); - - if (!init) - instr[0] = '\0'; - else - strcpy(instr, init); + wattrset(dialog, dlg.inputbox.atr); - input_x = strlen(instr); + len = strlen(instr); + pos = len; - if (input_x >= box_width) { - scroll = input_x - box_width + 1; + if (len >= box_width) { + show_x = len - box_width + 1; input_x = box_width - 1; for (i = 0; i < box_width - 1; i++) - waddch(dialog, instr[scroll + i]); + waddch(dialog, instr[show_x + i]); } else { + show_x = 0; + input_x = len; waddstr(dialog, instr); } @@ -104,7 +116,7 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int width wrefresh(dialog); - while (key != ESC) { + while (key != KEY_ESC) { key = wgetch(dialog); if (button == -1) { /* Input box selected */ @@ -113,45 +125,104 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int width case KEY_UP: case KEY_DOWN: break; - case KEY_LEFT: - continue; - case KEY_RIGHT: - continue; case KEY_BACKSPACE: case 127: - if (input_x || scroll) { - wattrset(dialog, inputbox_attr); - if (!input_x) { - scroll = scroll < box_width - 1 ? 0 : scroll - (box_width - 1); - wmove(dialog, box_y, box_x); - for (i = 0; i < box_width; i++) - waddch(dialog, - instr[scroll + input_x + i] ? - instr[scroll + input_x + i] : ' '); - input_x = strlen(instr) - scroll; + if (pos) { + wattrset(dialog, dlg.inputbox.atr); + if (input_x == 0) { + show_x--; } else input_x--; - instr[scroll + input_x] = '\0'; - mvwaddch(dialog, box_y, input_x + box_x, ' '); + + if (pos < len) { + for (i = pos - 1; i < len; i++) { + instr[i] = instr[i+1]; + } + } + + pos--; + len--; + instr[len] = '\0'; + wmove(dialog, box_y, box_x); + for (i = 0; i < box_width; i++) { + if (!instr[show_x + i]) { + waddch(dialog, ' '); + break; + } + waddch(dialog, instr[show_x + i]); + } wmove(dialog, box_y, input_x + box_x); wrefresh(dialog); } continue; + case KEY_LEFT: + if (pos > 0) { + if (input_x > 0) { + wmove(dialog, box_y, --input_x + box_x); + } else if (input_x == 0) { + show_x--; + wmove(dialog, box_y, box_x); + for (i = 0; i < box_width; i++) { + if (!instr[show_x + i]) { + waddch(dialog, ' '); + break; + } + waddch(dialog, instr[show_x + i]); + } + wmove(dialog, box_y, box_x); + } + pos--; + } + continue; + case KEY_RIGHT: + if (pos < len) { + if (input_x < box_width - 1) { + wmove(dialog, box_y, ++input_x + box_x); + } else if (input_x == box_width - 1) { + show_x++; + wmove(dialog, box_y, box_x); + for (i = 0; i < box_width; i++) { + if (!instr[show_x + i]) { + waddch(dialog, ' '); + break; + } + waddch(dialog, instr[show_x + i]); + } + wmove(dialog, box_y, input_x + box_x); + } + pos++; + } + continue; default: if (key < 0x100 && isprint(key)) { - if (scroll + input_x < MAX_LEN) { - wattrset(dialog, inputbox_attr); - instr[scroll + input_x] = key; - instr[scroll + input_x + 1] = '\0'; + if (len < MAX_LEN) { + wattrset(dialog, dlg.inputbox.atr); + if (pos < len) { + for (i = len; i > pos; i--) + instr[i] = instr[i-1]; + instr[pos] = key; + } else { + instr[len] = key; + } + pos++; + len++; + instr[len] = '\0'; + if (input_x == box_width - 1) { - scroll++; - wmove(dialog, box_y, box_x); - for (i = 0; i < box_width - 1; i++) - waddch(dialog, instr [scroll + i]); + show_x++; } else { - wmove(dialog, box_y, input_x++ + box_x); - waddch(dialog, key); + input_x++; } + + wmove(dialog, box_y, box_x); + for (i = 0; i < box_width; i++) { + if (!instr[show_x + i]) { + waddch(dialog, ' '); + break; + } + waddch(dialog, instr[show_x + i]); + } + wmove(dialog, box_y, input_x + box_x); wrefresh(dialog); } else flash(); /* Alarm user about overflow */ @@ -172,7 +243,7 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int width case KEY_LEFT: switch (button) { case -1: - button = 1; /* Indicates "Cancel" button is selected */ + button = 1; /* Indicates "Help" button is selected */ print_buttons(dialog, height, width, 1); break; case 0: @@ -196,7 +267,7 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int width print_buttons(dialog, height, width, 0); break; case 0: - button = 1; /* Indicates "Cancel" button is selected */ + button = 1; /* Indicates "Help" button is selected */ print_buttons(dialog, height, width, 1); break; case 1: @@ -213,12 +284,18 @@ int dialog_inputbox(const char *title, const char *prompt, int height, int width return (button == -1 ? 0 : button); case 'X': case 'x': - key = ESC; - case ESC: + key = KEY_ESC; break; + case KEY_ESC: + key = on_key_esc(dialog); + break; + case KEY_RESIZE: + delwin(dialog); + on_key_resize(); + goto do_resize; } } delwin(dialog); - return -1; /* ESC pressed */ + return KEY_ESC; /* ESC pressed */ } diff --git a/scripts/config/lxdialog/lxdialog.c b/scripts/config/lxdialog/lxdialog.c deleted file mode 100644 index 5b8e3e9473..0000000000 --- a/scripts/config/lxdialog/lxdialog.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * dialog - Display simple dialog boxes from shell scripts - * - * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) - * 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 void Usage(const char *name); - -typedef int (jumperFn) (const char *title, int argc, const char *const *argv); - -struct Mode { - char *name; - int argmin, argmax, argmod; - jumperFn *jumper; -}; - -jumperFn j_menu, j_radiolist, j_yesno, j_textbox, j_inputbox; -jumperFn j_msgbox, j_infobox; - -static struct Mode modes[] = { - {"--menu", 9, 0, 3, j_menu}, - {"--radiolist", 9, 0, 3, j_radiolist}, - {"--yesno", 5, 5, 1, j_yesno}, - {"--textbox", 5, 5, 1, j_textbox}, - {"--inputbox", 5, 6, 1, j_inputbox}, - {"--msgbox", 5, 5, 1, j_msgbox}, - {"--infobox", 5, 5, 1, j_infobox}, - {NULL, 0, 0, 0, NULL} -}; - -static struct Mode *modePtr; - -#ifdef LOCALE -#include <locale.h> -#endif - -int main(int argc, const char *const *argv) -{ - int offset = 0, opt_clear = 0, end_common_opts = 0, retval; - const char *title = NULL; - -#ifdef LOCALE - (void)setlocale(LC_ALL, ""); -#endif - -#ifdef TRACE - trace(TRACE_CALLS | TRACE_UPDATE); -#endif - if (argc < 2) { - Usage(argv[0]); - exit(-1); - } - - while (offset < argc - 1 && !end_common_opts) { /* Common options */ - if (!strcmp(argv[offset + 1], "--title")) { - if (argc - offset < 3 || title != NULL) { - Usage(argv[0]); - exit(-1); - } else { - title = argv[offset + 2]; - offset += 2; - } - } else if (!strcmp(argv[offset + 1], "--backtitle")) { - if (backtitle != NULL) { - Usage(argv[0]); - exit(-1); - } else { - backtitle = argv[offset + 2]; - offset += 2; - } - } else if (!strcmp(argv[offset + 1], "--clear")) { - if (opt_clear) { /* Hey, "--clear" can't appear twice! */ - Usage(argv[0]); - exit(-1); - } else if (argc == 2) { /* we only want to clear the screen */ - init_dialog(); - refresh(); /* init_dialog() will clear the screen for us */ - end_dialog(); - return 0; - } else { - opt_clear = 1; - offset++; - } - } else /* no more common options */ - end_common_opts = 1; - } - - if (argc - 1 == offset) { /* no more options */ - Usage(argv[0]); - exit(-1); - } - /* use a table to look for the requested mode, to avoid code duplication */ - - for (modePtr = modes; modePtr->name; modePtr++) /* look for the mode */ - if (!strcmp(argv[offset + 1], modePtr->name)) - break; - - if (!modePtr->name) - Usage(argv[0]); - if (argc - offset < modePtr->argmin) - Usage(argv[0]); - if (modePtr->argmax && argc - offset > modePtr->argmax) - Usage(argv[0]); - - init_dialog(); - retval = (*(modePtr->jumper)) (title, argc - offset, argv + offset); - - if (opt_clear) { /* clear screen before exit */ - attr_clear(stdscr, LINES, COLS, screen_attr); - refresh(); - } - end_dialog(); - - exit(retval); -} - -/* - * Print program usage - */ -static void Usage(const char *name) -{ - fprintf(stderr, "\ -\ndialog, by Savio Lam (lam836@cs.cuhk.hk).\ -\n patched by Stuart Herbert (S.Herbert@shef.ac.uk)\ -\n modified/gutted for use as a Linux kernel config tool by \ -\n William Roadcap (roadcapw@cfw.com)\ -\n\ -\n* Display dialog boxes from shell scripts *\ -\n\ -\nUsage: %s --clear\ -\n %s [--title <title>] [--backtitle <backtitle>] --clear <Box options>\ -\n\ -\nBox options:\ -\n\ -\n --menu <text> <height> <width> <menu height> <tag1> <item1>...\ -\n --radiolist <text> <height> <width> <list height> <tag1> <item1> <status1>...\ -\n --textbox <file> <height> <width>\ -\n --inputbox <text> <height> <width> [<init>]\ -\n --yesno <text> <height> <width>\ -\n", name, name); - exit(-1); -} - -/* - * These are the program jumpers - */ - -int j_menu(const char *t, int ac, const char *const *av) -{ - return dialog_menu(t, av[2], atoi(av[3]), atoi(av[4]), - atoi(av[5]), av[6], (ac - 6) / 2, av + 7); -} - -int j_radiolist(const char *t, int ac, const char *const *av) -{ - return dialog_checklist(t, av[2], atoi(av[3]), atoi(av[4]), - atoi(av[5]), (ac - 6) / 3, av + 6); -} - -int j_textbox(const char *t, int ac, const char *const *av) -{ - return dialog_textbox(t, av[2], atoi(av[3]), atoi(av[4])); -} - -int j_yesno(const char *t, int ac, const char *const *av) -{ - return dialog_yesno(t, av[2], atoi(av[3]), atoi(av[4])); -} - -int j_inputbox(const char *t, int ac, const char *const *av) -{ - int ret = dialog_inputbox(t, av[2], atoi(av[3]), atoi(av[4]), - ac == 6 ? av[5] : (char *)NULL); - if (ret == 0) - fprintf(stderr, "%s", dialog_input_result); - return ret; -} - -int j_msgbox(const char *t, int ac, const char *const *av) -{ - return dialog_msgbox(t, av[2], atoi(av[3]), atoi(av[4]), 1); -} - -int j_infobox(const char *t, int ac, const char *const *av) -{ - return dialog_msgbox(t, av[2], atoi(av[3]), atoi(av[4]), 0); -} diff --git a/scripts/config/lxdialog/menubox.c b/scripts/config/lxdialog/menubox.c index 09512b5443..48d382e7e3 100644 --- a/scripts/config/lxdialog/menubox.c +++ b/scripts/config/lxdialog/menubox.c @@ -26,7 +26,7 @@ * * *) A bugfix for the Page-Down problem * - * *) Formerly when I used Page Down and Page Up, the cursor would be set + * *) Formerly when I used Page Down and Page Up, the cursor would be set * to the first position in the menu box. Now lxdialog is a bit * smarter and works more like other menu systems (just have a look at * it). @@ -58,25 +58,24 @@ #include "dialog.h" -#define ITEM_IDENT 1 /* Indent of menu entries. Fixed for all menus */ -static int menu_width; +static int menu_width, item_x; /* * Print menu item */ -static void do_print_item(WINDOW * win, const char *item, int choice, +static void do_print_item(WINDOW * win, const char *item, int line_y, int selected, int hotkey) { int j; char *menu_item = malloc(menu_width + 1); - strncpy(menu_item, item, menu_width - ITEM_IDENT); - menu_item[menu_width] = 0; + strncpy(menu_item, item, menu_width - item_x); + menu_item[menu_width - item_x] = '\0'; j = first_alpha(menu_item, "YyNnMmHh"); /* Clear 'residue' of last item */ - wattrset(win, menubox_attr); - wmove(win, choice, 0); + wattrset(win, dlg.menubox.atr); + wmove(win, line_y, 0); #if OLD_NCURSES { int i; @@ -86,23 +85,24 @@ static void do_print_item(WINDOW * win, const char *item, int choice, #else wclrtoeol(win); #endif - wattrset(win, selected ? item_selected_attr : item_attr); - mvwaddstr(win, choice, ITEM_IDENT, menu_item); + wattrset(win, selected ? dlg.item_selected.atr : dlg.item.atr); + mvwaddstr(win, line_y, item_x, menu_item); if (hotkey) { - wattrset(win, selected ? tag_key_selected_attr : tag_key_attr); - mvwaddch(win, choice, ITEM_IDENT + j, menu_item[j]); + wattrset(win, selected ? dlg.tag_key_selected.atr + : dlg.tag_key.atr); + mvwaddch(win, line_y, item_x + j, menu_item[j]); } if (selected) { - wmove(win, choice, ITEM_IDENT + 1); + wmove(win, line_y, item_x + 1); } free(menu_item); wrefresh(win); } -#define print_item(index, choice, selected) \ -do {\ - int hotkey = (items[(index) * 2][0] != ':'); \ - do_print_item(menu, items[(index) * 2 + 1], choice, selected, hotkey); \ +#define print_item(index, choice, selected) \ +do { \ + item_set(index); \ + do_print_item(menu, item_str(), choice, selected, !item_is_tag(':')); \ } while (0) /* @@ -118,11 +118,11 @@ static void print_arrows(WINDOW * win, int item_no, int scroll, int y, int x, wmove(win, y, x); if (scroll > 0) { - wattrset(win, uarrow_attr); + wattrset(win, dlg.uarrow.atr); waddch(win, ACS_UARROW); waddstr(win, "(-)"); } else { - wattrset(win, menubox_attr); + wattrset(win, dlg.menubox.atr); waddch(win, ACS_HLINE); waddch(win, ACS_HLINE); waddch(win, ACS_HLINE); @@ -134,11 +134,11 @@ static void print_arrows(WINDOW * win, int item_no, int scroll, int y, int x, wrefresh(win); if ((height < item_no) && (scroll + height < item_no)) { - wattrset(win, darrow_attr); + wattrset(win, dlg.darrow.atr); waddch(win, ACS_DARROW); waddstr(win, "(+)"); } else { - wattrset(win, menubox_border_attr); + wattrset(win, dlg.menubox_border.atr); waddch(win, ACS_HLINE); waddch(win, ACS_HLINE); waddch(win, ACS_HLINE); @@ -154,12 +154,14 @@ static void print_arrows(WINDOW * win, int item_no, int scroll, int y, int x, */ static void print_buttons(WINDOW * win, int height, int width, int selected) { - int x = width / 2 - 16; + int x = width / 2 - 28; int y = height - 2; - print_button(win, "Select", y, x, selected == 0); - print_button(win, " Exit ", y, x + 12, selected == 1); - print_button(win, " Help ", y, x + 24, selected == 2); + print_button(win, gettext("Select"), y, x, selected == 0); + print_button(win, gettext(" Exit "), y, x + 12, selected == 1); + print_button(win, gettext(" Help "), y, x + 24, selected == 2); + print_button(win, gettext(" Save "), y, x + 36, selected == 3); + print_button(win, gettext(" Load "), y, x + 48, selected == 4); wmove(win, y, x + 1 + 12 * selected); wrefresh(win); @@ -179,17 +181,26 @@ static void do_scroll(WINDOW *win, int *scroll, int n) /* * Display a menu for choosing among a number of options */ -int dialog_menu(const char *title, const char *prompt, int height, int width, - int menu_height, const char *current, int item_no, - const char *const *items) +int dialog_menu(const char *title, const char *prompt, + const void *selected, int *s_scroll) { int i, j, x, y, box_x, box_y; + int height, width, menu_height; int key = 0, button = 0, scroll = 0, choice = 0; int first_item = 0, max_choice; WINDOW *dialog, *menu; - FILE *f; - max_choice = MIN(menu_height, item_no); +do_resize: + height = getmaxy(stdscr); + width = getmaxx(stdscr); + if (height < 15 || width < 65) + return -ERRDISPLAYTOOSMALL; + + height -= 4; + width -= 5; + menu_height = height - 10; + + max_choice = MIN(menu_height, item_count()); /* center dialog box on screen */ x = (COLS - width) / 2; @@ -200,18 +211,19 @@ int dialog_menu(const char *title, const char *prompt, int height, int 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); + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + wattrset(dialog, dlg.border.atr); mvwaddch(dialog, height - 3, 0, ACS_LTEE); for (i = 0; i < width - 2; i++) waddch(dialog, ACS_HLINE); - wattrset(dialog, dialog_attr); - wbkgdset(dialog, dialog_attr & A_COLOR); + wattrset(dialog, dlg.dialog.atr); + wbkgdset(dialog, dlg.dialog.atr & A_COLOR); waddch(dialog, ACS_RTEE); print_title(dialog, title, width); - wattrset(dialog, dialog_attr); + wattrset(dialog, dlg.dialog.atr); print_autowrap(dialog, prompt, width - 2, 1, 3); menu_width = width - 6; @@ -225,31 +237,29 @@ int dialog_menu(const char *title, const char *prompt, int height, int width, /* 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); + dlg.menubox_border.atr, dlg.menubox.atr); + + if (menu_width >= 80) + item_x = (menu_width - 70) / 2; + else + item_x = 4; /* Set choice to default item */ - for (i = 0; i < item_no; i++) - if (strcmp(current, items[i * 2]) == 0) - choice = i; - - /* get the scroll info from the temp file */ - if ((f = fopen("lxdialog.scrltmp", "r")) != NULL) { - if ((fscanf(f, "%d\n", &scroll) == 1) && (scroll <= choice) && - (scroll + max_choice > choice) && (scroll >= 0) && - (scroll + max_choice <= item_no)) { - first_item = scroll; - choice = choice - scroll; - fclose(f); - } else { - scroll = 0; - remove("lxdialog.scrltmp"); - fclose(f); - f = NULL; - } + item_foreach() + if (selected && (selected == item_data())) + choice = item_n(); + /* get the saved scroll info */ + scroll = *s_scroll; + if ((scroll <= choice) && (scroll + max_choice > choice) && + (scroll >= 0) && (scroll + max_choice <= item_count())) { + first_item = scroll; + choice = choice - scroll; + } else { + scroll = 0; } - if ((choice >= max_choice) || (f == NULL && choice >= max_choice / 2)) { - if (choice >= item_no - max_choice / 2) - scroll = first_item = item_no - max_choice; + if ((choice >= max_choice)) { + if (choice >= item_count() - max_choice / 2) + scroll = first_item = item_count() - max_choice; else scroll = first_item = choice - max_choice / 2; choice = choice - scroll; @@ -262,14 +272,14 @@ int dialog_menu(const char *title, const char *prompt, int height, int width, wnoutrefresh(menu); - print_arrows(dialog, item_no, scroll, - box_y, box_x + ITEM_IDENT + 1, menu_height); + print_arrows(dialog, item_count(), scroll, + box_y, box_x + item_x + 1, menu_height); print_buttons(dialog, height, width, 0); - wmove(menu, choice, ITEM_IDENT + 1); + wmove(menu, choice, item_x + 1); wrefresh(menu); - while (key != ESC) { + while (key != KEY_ESC) { key = wgetch(menu); if (key < 256 && isalpha(key)) @@ -279,14 +289,16 @@ int dialog_menu(const char *title, const char *prompt, int height, int width, i = max_choice; else { for (i = choice + 1; i < max_choice; i++) { - j = first_alpha(items[(scroll + i) * 2 + 1], "YyNnMmHh"); - if (key == tolower(items[(scroll + i) * 2 + 1][j])) + item_set(scroll + i); + j = first_alpha(item_str(), "YyNnMmHh"); + if (key == tolower(item_str()[j])) break; } if (i == max_choice) for (i = 0; i < max_choice; i++) { - j = first_alpha(items [(scroll + i) * 2 + 1], "YyNnMmHh"); - if (key == tolower(items[(scroll + i) * 2 + 1][j])) + item_set(scroll + i); + j = first_alpha(item_str(), "YyNnMmHh"); + if (key == tolower(item_str()[j])) break; } } @@ -311,7 +323,7 @@ int dialog_menu(const char *title, const char *prompt, int height, int width, print_item(scroll+choice, choice, FALSE); if ((choice > max_choice - 3) && - (scroll + max_choice < item_no)) { + (scroll + max_choice < item_count())) { /* Scroll menu up */ do_scroll(menu, &scroll, 1); @@ -334,7 +346,7 @@ int dialog_menu(const char *title, const char *prompt, int height, int width, } else if (key == KEY_NPAGE) { for (i = 0; (i < max_choice); i++) { - if (scroll + max_choice < item_no) { + if (scroll + max_choice < item_count()) { do_scroll(menu, &scroll, 1); print_item(scroll+max_choice-1, max_choice - 1, FALSE); @@ -348,8 +360,8 @@ int dialog_menu(const char *title, const char *prompt, int height, int width, print_item(scroll + choice, choice, TRUE); - print_arrows(dialog, item_no, scroll, - box_y, box_x + ITEM_IDENT + 1, menu_height); + print_arrows(dialog, item_count(), scroll, + box_y, box_x + item_x + 1, menu_height); wnoutrefresh(dialog); wrefresh(menu); @@ -362,7 +374,7 @@ int dialog_menu(const char *title, const char *prompt, int height, int width, case TAB: case KEY_RIGHT: button = ((key == KEY_LEFT ? --button : ++button) < 0) - ? 2 : (button > 2 ? 0 : button); + ? 4 : (button > 4 ? 0 : button); print_buttons(dialog, height, width, button); wrefresh(menu); @@ -373,53 +385,52 @@ int dialog_menu(const char *title, const char *prompt, int height, int width, case 'n': case 'm': case '/': + case 'h': + case '?': + case 'z': + case '\n': /* save scroll info */ - if ((f = fopen("lxdialog.scrltmp", "w")) != NULL) { - fprintf(f, "%d\n", scroll); - fclose(f); - } + *s_scroll = scroll; + delwin(menu); delwin(dialog); - fprintf(stderr, "%s\n", items[(scroll + choice) * 2]); + item_set(scroll + choice); + item_set_selected(1); switch (key) { + case 'h': + case '?': + return 2; case 's': - return 3; case 'y': - return 3; + return 5; case 'n': - return 4; + return 6; case 'm': - return 5; + return 7; case ' ': - return 6; + return 8; case '/': - return 7; + return 9; + case 'z': + return 10; + case '\n': + return button; } return 0; - case 'h': - case '?': - button = 2; - case '\n': - delwin(dialog); - if (button == 2) - fprintf(stderr, "%s \"%s\"\n", - items[(scroll + choice) * 2], - items[(scroll + choice) * 2 + 1] + - first_alpha(items [(scroll + choice) * 2 + 1], "")); - else - fprintf(stderr, "%s\n", - items[(scroll + choice) * 2]); - - remove("lxdialog.scrltmp"); - return button; case 'e': case 'x': - key = ESC; - case ESC: + key = KEY_ESC; + break; + case KEY_ESC: + key = on_key_esc(menu); break; + case KEY_RESIZE: + on_key_resize(); + delwin(menu); + delwin(dialog); + goto do_resize; } } - + delwin(menu); delwin(dialog); - remove("lxdialog.scrltmp"); - return -1; /* ESC pressed */ + return key; /* ESC pressed */ } diff --git a/scripts/config/lxdialog/msgbox.c b/scripts/config/lxdialog/msgbox.c deleted file mode 100644 index 7323f5471f..0000000000 --- a/scripts/config/lxdialog/msgbox.c +++ /dev/null @@ -1,71 +0,0 @@ -/* - * msgbox.c -- implements the message box and info box - * - * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) - * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcapw@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" - -/* - * Display a message box. Program will pause and display an "OK" button - * if the parameter 'pause' is non-zero. - */ -int dialog_msgbox(const char *title, const char *prompt, int height, int width, - int pause) -{ - int i, x, y, key = 0; - WINDOW *dialog; - - /* 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); - - print_title(dialog, title, width); - - wattrset(dialog, dialog_attr); - print_autowrap(dialog, prompt, width - 2, 1, 2); - - if (pause) { - 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_button(dialog, " Ok ", height - 2, width / 2 - 4, TRUE); - - wrefresh(dialog); - while (key != ESC && key != '\n' && key != ' ' && - key != 'O' && key != 'o' && key != 'X' && key != 'x') - key = wgetch(dialog); - } else { - key = '\n'; - wrefresh(dialog); - } - - delwin(dialog); - return key == ESC ? -1 : 0; -} diff --git a/scripts/config/lxdialog/textbox.c b/scripts/config/lxdialog/textbox.c index 77848bb8e0..a48bb93e09 100644 --- a/scripts/config/lxdialog/textbox.c +++ b/scripts/config/lxdialog/textbox.c @@ -22,59 +22,80 @@ #include "dialog.h" static void back_lines(int n); -static void print_page(WINDOW * win, int height, int width); -static void print_line(WINDOW * win, int row, int width); +static void print_page(WINDOW *win, int height, int width, update_text_fn + update_text, void *data); +static void print_line(WINDOW *win, int row, int width); static char *get_line(void); -static void print_position(WINDOW * win, int height, int width); +static void print_position(WINDOW * win); + +static int hscroll; +static int begin_reached, end_reached, page_length; +static char *buf; +static char *page; + +/* + * refresh window content + */ +static void refresh_text_box(WINDOW *dialog, WINDOW *box, int boxh, int boxw, + int cur_y, int cur_x, update_text_fn update_text, + void *data) +{ + print_page(box, boxh, boxw, update_text, data); + print_position(dialog); + wmove(dialog, cur_y, cur_x); /* Restore cursor position */ + wrefresh(dialog); +} -static int hscroll, fd, file_size, bytes_read; -static int begin_reached = 1, end_reached, page_length; -static char *buf, *page; /* * Display text from a file in a dialog box. + * + * keys is a null-terminated array + * update_text() may not add or remove any '\n' or '\0' in tbuf */ -int dialog_textbox(const char *title, const char *file, int height, int width) +int dialog_textbox(const char *title, char *tbuf, int initial_height, + int initial_width, int *keys, int *_vscroll, int *_hscroll, + update_text_fn update_text, void *data) { - int i, x, y, cur_x, cur_y, fpos, key = 0; - int passed_end; - char search_term[MAX_LEN + 1]; - WINDOW *dialog, *text; - - search_term[0] = '\0'; /* no search term entered yet */ - - /* Open input file for reading */ - if ((fd = open(file, O_RDONLY)) == -1) { - endwin(); - fprintf(stderr, "\nCan't open input file in dialog_textbox().\n"); - exit(-1); - } - /* Get file size. Actually, 'file_size' is the real file size - 1, - since it's only the last byte offset from the beginning */ - if ((file_size = lseek(fd, 0, SEEK_END)) == -1) { - endwin(); - fprintf(stderr, "\nError getting file size in dialog_textbox().\n"); - exit(-1); - } - /* Restore file pointer to beginning of file after getting file size */ - if (lseek(fd, 0, SEEK_SET) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n"); - exit(-1); - } - /* Allocate space for read buffer */ - if ((buf = malloc(BUF_SIZE + 1)) == NULL) { - endwin(); - fprintf(stderr, "\nCan't allocate memory in dialog_textbox().\n"); - exit(-1); - } - if ((bytes_read = read(fd, buf, BUF_SIZE)) == -1) { - endwin(); - fprintf(stderr, "\nError reading file in dialog_textbox().\n"); - exit(-1); + int i, x, y, cur_x, cur_y, key = 0; + int height, width, boxh, boxw; + WINDOW *dialog, *box; + bool done = false; + + begin_reached = 1; + end_reached = 0; + page_length = 0; + hscroll = 0; + buf = tbuf; + page = buf; /* page is pointer to start of page to be displayed */ + + if (_vscroll && *_vscroll) { + begin_reached = 0; + + for (i = 0; i < *_vscroll; i++) + get_line(); } - buf[bytes_read] = '\0'; /* mark end of valid data */ - page = buf; /* page is pointer to start of page to be displayed */ + if (_hscroll) + hscroll = *_hscroll; + +do_resize: + getmaxyx(stdscr, height, width); + if (height < 8 || width < 8) + return -ERRDISPLAYTOOSMALL; + if (initial_height != 0) + height = initial_height; + else + if (height > 4) + height -= 4; + else + height = 0; + if (initial_width != 0) + width = initial_width; + else + if (width > 5) + width -= 5; + else + width = 0; /* center dialog box on screen */ x = (COLS - width) / 2; @@ -85,182 +106,108 @@ int dialog_textbox(const char *title, const char *file, int height, int width) dialog = newwin(height, width, y, x); keypad(dialog, TRUE); - /* Create window for text region, used for scrolling text */ - text = subwin(dialog, height - 4, width - 2, y + 1, x + 1); - wattrset(text, dialog_attr); - wbkgdset(text, dialog_attr & A_COLOR); + /* Create window for box region, used for scrolling text */ + boxh = height - 4; + boxw = width - 2; + box = subwin(dialog, boxh, boxw, y + 1, x + 1); + wattrset(box, dlg.dialog.atr); + wbkgdset(box, dlg.dialog.atr & A_COLOR); - keypad(text, TRUE); + keypad(box, TRUE); /* register the new window, along with its borders */ - draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr); + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); - wattrset(dialog, border_attr); + wattrset(dialog, dlg.border.atr); mvwaddch(dialog, height - 3, 0, ACS_LTEE); for (i = 0; i < width - 2; i++) waddch(dialog, ACS_HLINE); - wattrset(dialog, dialog_attr); - wbkgdset(dialog, dialog_attr & A_COLOR); + wattrset(dialog, dlg.dialog.atr); + wbkgdset(dialog, dlg.dialog.atr & A_COLOR); waddch(dialog, ACS_RTEE); print_title(dialog, title, width); - print_button(dialog, " Exit ", height - 2, width / 2 - 4, TRUE); + print_button(dialog, gettext(" Exit "), height - 2, width / 2 - 4, TRUE); wnoutrefresh(dialog); getyx(dialog, cur_y, cur_x); /* Save cursor position */ /* Print first page of text */ - attr_clear(text, height - 4, width - 2, dialog_attr); - print_page(text, height - 4, width - 2); - print_position(dialog, height, width); - wmove(dialog, cur_y, cur_x); /* Restore cursor position */ - wrefresh(dialog); + attr_clear(box, boxh, boxw, dlg.dialog.atr); + refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x, update_text, + data); - while ((key != ESC) && (key != '\n')) { + while (!done) { key = wgetch(dialog); switch (key) { case 'E': /* Exit */ case 'e': case 'X': case 'x': - delwin(dialog); - free(buf); - close(fd); - return 0; + case 'q': + case '\n': + done = true; + break; case 'g': /* First page */ case KEY_HOME: if (!begin_reached) { begin_reached = 1; - /* First page not in buffer? */ - if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n"); - exit(-1); - } - if (fpos > bytes_read) { /* Yes, we have to read it in */ - if (lseek(fd, 0, SEEK_SET) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in " - "dialog_textbox().\n"); - exit(-1); - } - if ((bytes_read = - read(fd, buf, BUF_SIZE)) == -1) { - endwin(); - fprintf(stderr, "\nError reading file in dialog_textbox().\n"); - exit(-1); - } - buf[bytes_read] = '\0'; - } page = buf; - print_page(text, height - 4, width - 2); - print_position(dialog, height, width); - wmove(dialog, cur_y, cur_x); /* Restore cursor position */ - wrefresh(dialog); + refresh_text_box(dialog, box, boxh, boxw, + cur_y, cur_x, update_text, + data); } break; case 'G': /* Last page */ case KEY_END: end_reached = 1; - /* Last page not in buffer? */ - if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n"); - exit(-1); - } - if (fpos < file_size) { /* Yes, we have to read it in */ - if (lseek(fd, -BUF_SIZE, SEEK_END) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n"); - exit(-1); - } - if ((bytes_read = - read(fd, buf, BUF_SIZE)) == -1) { - endwin(); - fprintf(stderr, "\nError reading file in dialog_textbox().\n"); - exit(-1); - } - buf[bytes_read] = '\0'; - } - page = buf + bytes_read; - back_lines(height - 4); - print_page(text, height - 4, width - 2); - print_position(dialog, height, width); - wmove(dialog, cur_y, cur_x); /* Restore cursor position */ - wrefresh(dialog); + /* point to last char in buf */ + page = buf + strlen(buf); + back_lines(boxh); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); break; case 'K': /* Previous line */ case 'k': case KEY_UP: - if (!begin_reached) { - back_lines(page_length + 1); - - /* We don't call print_page() here but use scrolling to ensure - faster screen update. However, 'end_reached' and - 'page_length' should still be updated, and 'page' should - point to start of next page. This is done by calling - get_line() in the following 'for' loop. */ - scrollok(text, TRUE); - wscrl(text, -1); /* Scroll text region down one line */ - scrollok(text, FALSE); - page_length = 0; - passed_end = 0; - for (i = 0; i < height - 4; i++) { - if (!i) { - /* print first line of page */ - print_line(text, 0, width - 2); - wnoutrefresh(text); - } else - /* Called to update 'end_reached' and 'page' */ - get_line(); - if (!passed_end) - page_length++; - if (end_reached && !passed_end) - passed_end = 1; - } + if (begin_reached) + break; - print_position(dialog, height, width); - wmove(dialog, cur_y, cur_x); /* Restore cursor position */ - wrefresh(dialog); - } + back_lines(page_length + 1); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); break; case 'B': /* Previous page */ case 'b': + case 'u': case KEY_PPAGE: if (begin_reached) break; - back_lines(page_length + height - 4); - print_page(text, height - 4, width - 2); - print_position(dialog, height, width); - wmove(dialog, cur_y, cur_x); - wrefresh(dialog); + back_lines(page_length + boxh); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); break; case 'J': /* Next line */ case 'j': case KEY_DOWN: - if (!end_reached) { - begin_reached = 0; - scrollok(text, TRUE); - scroll(text); /* Scroll text region up one line */ - scrollok(text, FALSE); - print_line(text, height - 5, width - 2); - wnoutrefresh(text); - print_position(dialog, height, width); - wmove(dialog, cur_y, cur_x); /* Restore cursor position */ - wrefresh(dialog); - } + if (end_reached) + break; + + back_lines(page_length - 1); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); break; case KEY_NPAGE: /* Next page */ case ' ': + case 'd': if (end_reached) break; begin_reached = 0; - print_page(text, height - 4, width - 2); - print_position(dialog, height, width); - wmove(dialog, cur_y, cur_x); - wrefresh(dialog); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); break; case '0': /* Beginning of line */ case 'H': /* Scroll left */ @@ -275,9 +222,8 @@ int dialog_textbox(const char *title, const char *file, int height, int width) hscroll--; /* Reprint current page to scroll horizontally */ back_lines(page_length); - print_page(text, height - 4, width - 2); - wmove(dialog, cur_y, cur_x); - wrefresh(dialog); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); break; case 'L': /* Scroll right */ case 'l': @@ -287,140 +233,97 @@ int dialog_textbox(const char *title, const char *file, int height, int width) hscroll++; /* Reprint current page to scroll horizontally */ back_lines(page_length); - print_page(text, height - 4, width - 2); - wmove(dialog, cur_y, cur_x); - wrefresh(dialog); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); break; - case ESC: + case KEY_ESC: + if (on_key_esc(dialog) == KEY_ESC) + done = true; break; + case KEY_RESIZE: + back_lines(height); + delwin(box); + delwin(dialog); + on_key_resize(); + goto do_resize; + default: + for (i = 0; keys[i]; i++) { + if (key == keys[i]) { + done = true; + break; + } + } } } - + delwin(box); delwin(dialog); - free(buf); - close(fd); - return -1; /* ESC pressed */ + if (_vscroll) { + const char *s; + + s = buf; + *_vscroll = 0; + back_lines(page_length); + while (s < page && (s = strchr(s, '\n'))) { + (*_vscroll)++; + s++; + } + } + if (_hscroll) + *_hscroll = hscroll; + return key; } /* - * Go back 'n' lines in text file. Called by dialog_textbox(). + * Go back 'n' lines in text. Called by dialog_textbox(). * 'page' will be updated to point to the desired line in 'buf'. */ static void back_lines(int n) { - int i, fpos; + int i; begin_reached = 0; - /* We have to distinguish between end_reached and !end_reached - since at end of file, the line is not ended by a '\n'. - The code inside 'if' basically does a '--page' to move one - character backward so as to skip '\n' of the previous line */ - if (!end_reached) { - /* Either beginning of buffer or beginning of file reached? */ - if (page == buf) { - if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in " - "back_lines().\n"); - exit(-1); - } - if (fpos > bytes_read) { /* Not beginning of file yet */ - /* We've reached beginning of buffer, but not beginning of - file yet, so read previous part of file into buffer. - Note that we only move backward for BUF_SIZE/2 bytes, - but not BUF_SIZE bytes to avoid re-reading again in - print_page() later */ - /* Really possible to move backward BUF_SIZE/2 bytes? */ - if (fpos < BUF_SIZE / 2 + bytes_read) { - /* No, move less then */ - if (lseek(fd, 0, SEEK_SET) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in " - "back_lines().\n"); - exit(-1); - } - page = buf + fpos - bytes_read; - } else { /* Move backward BUF_SIZE/2 bytes */ - if (lseek (fd, -(BUF_SIZE / 2 + bytes_read), SEEK_CUR) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer " - "in back_lines().\n"); - exit(-1); - } - page = buf + BUF_SIZE / 2; - } - if ((bytes_read = - read(fd, buf, BUF_SIZE)) == -1) { - endwin(); - fprintf(stderr, "\nError reading file in back_lines().\n"); - exit(-1); - } - buf[bytes_read] = '\0'; - } else { /* Beginning of file reached */ - begin_reached = 1; - return; + /* Go back 'n' lines */ + for (i = 0; i < n; i++) { + if (*page == '\0') { + if (end_reached) { + end_reached = 0; + continue; } } - if (*(--page) != '\n') { /* '--page' here */ - /* Something's wrong... */ - endwin(); - fprintf(stderr, "\nInternal error in back_lines().\n"); - exit(-1); + if (page == buf) { + begin_reached = 1; + return; } - } - /* Go back 'n' lines */ - for (i = 0; i < n; i++) + page--; do { if (page == buf) { - if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in back_lines().\n"); - exit(-1); - } - if (fpos > bytes_read) { - /* Really possible to move backward BUF_SIZE/2 bytes? */ - if (fpos < BUF_SIZE / 2 + bytes_read) { - /* No, move less then */ - if (lseek(fd, 0, SEEK_SET) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer " - "in back_lines().\n"); - exit(-1); - } - page = buf + fpos - bytes_read; - } else { /* Move backward BUF_SIZE/2 bytes */ - if (lseek (fd, -(BUF_SIZE / 2 + bytes_read), SEEK_CUR) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer" - " in back_lines().\n"); - exit(-1); - } - page = buf + BUF_SIZE / 2; - } - if ((bytes_read = - read(fd, buf, BUF_SIZE)) == -1) { - endwin(); - fprintf(stderr, "\nError reading file in " - "back_lines().\n"); - exit(-1); - } - buf[bytes_read] = '\0'; - } else { /* Beginning of file reached */ - begin_reached = 1; - return; - } + begin_reached = 1; + return; } - } while (*(--page) != '\n'); - page++; + page--; + } while (*page != '\n'); + page++; + } } /* - * Print a new page of text. Called by dialog_textbox(). + * Print a new page of text. */ -static void print_page(WINDOW * win, int height, int width) +static void print_page(WINDOW *win, int height, int width, update_text_fn + update_text, void *data) { int i, passed_end = 0; + if (update_text) { + char *end; + + for (i = 0; i < height; i++) + get_line(); + end = page; + back_lines(height); + update_text(buf, page - buf, end - buf, data); + } + page_length = 0; for (i = 0; i < height; i++) { print_line(win, i, width); @@ -433,11 +336,10 @@ static void print_page(WINDOW * win, int height, int width) } /* - * Print a new line of text. Called by dialog_textbox() and print_page(). + * Print a new line of text. */ static void print_line(WINDOW * win, int row, int width) { - int y, x; char *line; line = get_line(); @@ -446,10 +348,10 @@ static void print_line(WINDOW * win, int row, int width) waddch(win, ' '); waddnstr(win, line, MIN(strlen(line), width - 2)); - getyx(win, y, x); /* Clear 'residue' of previous line */ #if OLD_NCURSES { + int x = getcurx(win); int i; for (i = 0; i < width - x; i++) waddch(win, ' '); @@ -466,35 +368,14 @@ static void print_line(WINDOW * win, int row, int width) */ static char *get_line(void) { - int i = 0, fpos; + int i = 0; static char line[MAX_LEN + 1]; end_reached = 0; while (*page != '\n') { if (*page == '\0') { - /* Either end of file or end of buffer reached */ - if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in " - "get_line().\n"); - exit(-1); - } - if (fpos < file_size) { /* Not end of file yet */ - /* We've reached end of buffer, but not end of file yet, - so read next part of file into buffer */ - if ((bytes_read = - read(fd, buf, BUF_SIZE)) == -1) { - endwin(); - fprintf(stderr, "\nError reading file in get_line().\n"); - exit(-1); - } - buf[bytes_read] = '\0'; - page = buf; - } else { - if (!end_reached) - end_reached = 1; - break; - } + end_reached = 1; + break; } else if (i < MAX_LEN) line[i++] = *(page++); else { @@ -507,7 +388,7 @@ static char *get_line(void) if (i <= MAX_LEN) line[i] = '\0'; if (!end_reached) - page++; /* move pass '\n' */ + page++; /* move past '\n' */ return line; } @@ -515,19 +396,13 @@ static char *get_line(void) /* * Print current position */ -static void print_position(WINDOW * win, int height, int width) +static void print_position(WINDOW * win) { - int fpos, percent; + int percent; - if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) { - endwin(); - fprintf(stderr, "\nError moving file pointer in print_position().\n"); - exit(-1); - } - wattrset(win, position_indicator_attr); - wbkgdset(win, position_indicator_attr & A_COLOR); - percent = !file_size ? - 100 : ((fpos - bytes_read + page - buf) * 100) / file_size; - wmove(win, height - 3, width - 9); + wattrset(win, dlg.position_indicator.atr); + wbkgdset(win, dlg.position_indicator.atr & A_COLOR); + percent = (page - buf) * 100 / strlen(buf); + wmove(win, getmaxy(win) - 3, getmaxx(win) - 9); wprintw(win, "(%3d%%)", percent); } 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); +} diff --git a/scripts/config/lxdialog/yesno.c b/scripts/config/lxdialog/yesno.c index cb2568aae3..4e6e8090c2 100644 --- a/scripts/config/lxdialog/yesno.c +++ b/scripts/config/lxdialog/yesno.c @@ -29,8 +29,8 @@ static void print_buttons(WINDOW * dialog, int height, int width, int selected) int x = width / 2 - 10; int y = height - 2; - print_button(dialog, " Yes ", y, x, selected == 0); - print_button(dialog, " No ", y, x + 13, selected == 1); + print_button(dialog, gettext(" Yes "), y, x, selected == 0); + print_button(dialog, gettext(" No "), y, x + 13, selected == 1); wmove(dialog, y, x + 1 + 13 * selected); wrefresh(dialog); @@ -44,6 +44,12 @@ int dialog_yesno(const char *title, const char *prompt, int height, int width) int i, x, y, key = 0, button = 0; WINDOW *dialog; +do_resize: + if (getmaxy(stdscr) < (height + 4)) + return -ERRDISPLAYTOOSMALL; + if (getmaxx(stdscr) < (width + 4)) + return -ERRDISPLAYTOOSMALL; + /* center dialog box on screen */ x = (COLS - width) / 2; y = (LINES - height) / 2; @@ -53,22 +59,23 @@ int dialog_yesno(const char *title, const char *prompt, int height, int 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); + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + wattrset(dialog, dlg.border.atr); mvwaddch(dialog, height - 3, 0, ACS_LTEE); for (i = 0; i < width - 2; i++) waddch(dialog, ACS_HLINE); - wattrset(dialog, dialog_attr); + wattrset(dialog, dlg.dialog.atr); waddch(dialog, ACS_RTEE); print_title(dialog, title, width); - wattrset(dialog, dialog_attr); + wattrset(dialog, dlg.dialog.atr); print_autowrap(dialog, prompt, width - 2, 1, 3); print_buttons(dialog, height, width, 0); - while (key != ESC) { + while (key != KEY_ESC) { key = wgetch(dialog); switch (key) { case 'Y': @@ -92,11 +99,16 @@ int dialog_yesno(const char *title, const char *prompt, int height, int width) case '\n': delwin(dialog); return button; - case ESC: + case KEY_ESC: + key = on_key_esc(dialog); break; + case KEY_RESIZE: + delwin(dialog); + on_key_resize(); + goto do_resize; } } delwin(dialog); - return -1; /* ESC pressed */ + return key; /* ESC pressed */ } |