diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/lxdialog/checklist.c | 656 | ||||
| -rw-r--r-- | scripts/lxdialog/colors.h | 1 | ||||
| -rw-r--r-- | scripts/lxdialog/dialog.h | 59 | ||||
| -rw-r--r-- | scripts/lxdialog/inputbox.c | 408 | ||||
| -rw-r--r-- | scripts/lxdialog/lxdialog.c | 238 | ||||
| -rw-r--r-- | scripts/lxdialog/menubox.c | 724 | ||||
| -rw-r--r-- | scripts/lxdialog/msgbox.c | 89 | ||||
| -rw-r--r-- | scripts/lxdialog/textbox.c | 968 | ||||
| -rw-r--r-- | scripts/lxdialog/util.c | 467 | ||||
| -rw-r--r-- | scripts/lxdialog/yesno.c | 158 |
10 files changed, 1921 insertions, 1847 deletions
diff --git a/scripts/lxdialog/checklist.c b/scripts/lxdialog/checklist.c index 7aba17c..1857c53 100644 --- a/scripts/lxdialog/checklist.c +++ b/scripts/lxdialog/checklist.c @@ -29,87 +29,83 @@ 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) +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); - } + 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) +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); - } + 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) +static void print_buttons(WINDOW * dialog, int height, int width, int selected) { - int x = width / 2 - 11; - int y = height - 2; + 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, "Select", y, x, selected == 0); + print_button(dialog, " Help ", y, x + 14, selected == 1); - wmove(dialog, y, x+1 + 14*selected); - wrefresh (dialog); + wmove(dialog, y, x + 1 + 14 * selected); + wrefresh(dialog); } /* @@ -117,257 +113,293 @@ print_buttons( WINDOW *dialog, int height, int width, int selected) * 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) - +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); - - if (title != NULL && strlen(title) >= width-2 ) { - /* truncate long title -- mec */ - char * title2 = malloc(width-2+1); - memcpy( title2, title, width-2 ); - title2[width-2] = '\0'; - title = title2; - } - - if (title != NULL) { - wattrset (dialog, title_attr); - mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' '); - waddstr (dialog, (char *)title); - waddch (dialog, ' '); - } - - 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 */ + 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); } - 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; + /* 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); + + if (title != NULL && strlen(title) >= width - 2) { + /* truncate long title -- mec */ + char *title2 = malloc(width - 2 + 1); + memcpy(title2, title, width - 2); + title2[width - 2] = '\0'; + title = title2; + } + + if (title != NULL) { + wattrset(dialog, title_attr); + mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' '); + waddstr(dialog, (char *)title); + waddch(dialog, ' '); + } + + 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); } - /* Now, update everything... */ - doupdate (); - } - + 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 */ + delwin(dialog); + free(status); + return -1; /* ESC pressed */ } diff --git a/scripts/lxdialog/colors.h b/scripts/lxdialog/colors.h index 25c5952..db071df1 100644 --- a/scripts/lxdialog/colors.h +++ b/scripts/lxdialog/colors.h @@ -18,7 +18,6 @@ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ - /* * Default color definitions * diff --git a/scripts/lxdialog/dialog.h b/scripts/lxdialog/dialog.h index eb63e1b..c86801f 100644 --- a/scripts/lxdialog/dialog.h +++ b/scripts/lxdialog/dialog.h @@ -42,7 +42,7 @@ #if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE) #define OLD_NCURSES 1 #undef wbkgdset -#define wbkgdset(w,p) /*nothing*/ +#define wbkgdset(w,p) /*nothing */ #else #define OLD_NCURSES 0 #endif @@ -56,7 +56,6 @@ #define MIN(x,y) (x < y ? x : y) #define MAX(x,y) (x > y ? x : y) - #ifndef ACS_ULCORNER #define ACS_ULCORNER '+' #endif @@ -137,35 +136,34 @@ extern const char *backtitle; /* * Function prototypes */ -extern void create_rc (const char *filename); -extern int parse_rc (void); - - -void init_dialog (void); -void end_dialog (void); -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 draw_box (WINDOW * win, int y, int x, int height, int width, chtype box, - chtype border); -void draw_shadow (WINDOW * win, int y, int x, int height, int width); - -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); -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); +extern void create_rc(const char *filename); +extern int parse_rc(void); + +void init_dialog(void); +void end_dialog(void); +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 draw_box(WINDOW * win, int y, int x, int height, int width, chtype box, + chtype border); +void draw_shadow(WINDOW * win, int y, int x, int height, int width); + +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); +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); extern char dialog_input_result[]; -int dialog_inputbox (const char *title, const char *prompt, int height, - int width, const char *init); +int dialog_inputbox(const char *title, const char *prompt, int height, + int width, const char *init); /* * This is the base for fictitious keys, which activate @@ -178,7 +176,6 @@ int dialog_inputbox (const char *title, const char *prompt, int height, */ #define M_EVENT (KEY_MAX+1) - /* * The `flag' parameter in checklist is used to select between * radiolist and checklist diff --git a/scripts/lxdialog/inputbox.c b/scripts/lxdialog/inputbox.c index 074d2d6..9e96915 100644 --- a/scripts/lxdialog/inputbox.c +++ b/scripts/lxdialog/inputbox.c @@ -26,215 +26,231 @@ char dialog_input_result[MAX_LEN + 1]; /* * Print the termination buttons */ -static void -print_buttons(WINDOW *dialog, int height, int width, int selected) +static void print_buttons(WINDOW * dialog, int height, int width, int selected) { - int x = width / 2 - 11; - int y = height - 2; + 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, " Ok ", y, x, selected == 0); + print_button(dialog, " Help ", y, x + 14, selected == 1); - wmove(dialog, y, x+1+14*selected); - wrefresh(dialog); + wmove(dialog, y, x + 1 + 14 * selected); + wrefresh(dialog); } /* * Display a dialog box for inputing a string */ int -dialog_inputbox (const char *title, const char *prompt, int height, int width, - const char *init) +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; - char *instr = dialog_input_result; - 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); - 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); - - if (title != NULL && strlen(title) >= width-2 ) { - /* truncate long title -- mec */ - char * title2 = malloc(width-2+1); - memcpy( title2, title, width-2 ); - title2[width-2] = '\0'; - title = title2; - } - - if (title != NULL) { - wattrset (dialog, title_attr); - mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' '); - waddstr (dialog, (char *)title); - waddch (dialog, ' '); - } - - wattrset (dialog, dialog_attr); - print_autowrap (dialog, prompt, width - 2, 1, 3); - - /* Draw the input field box */ - box_width = width - 6; - 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); - - 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); - - input_x = strlen (instr); - - if (input_x >= box_width) { - scroll = input_x - box_width + 1; - input_x = box_width - 1; - for (i = 0; i < box_width - 1; i++) - waddch (dialog, instr[scroll + i]); - } else - waddstr (dialog, instr); - - wmove (dialog, box_y, box_x + input_x); - - wrefresh (dialog); - - while (key != ESC) { - key = wgetch (dialog); - - if (button == -1) { /* Input box selected */ - switch (key) { - case TAB: - 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; - } else - input_x--; - instr[scroll + input_x] = '\0'; - mvwaddch (dialog, box_y, input_x + box_x, ' '); - wmove (dialog, box_y, input_x + box_x); - wrefresh (dialog); + int i, x, y, box_y, box_x, box_width; + int input_x = 0, scroll = 0, key = 0, button = -1; + char *instr = dialog_input_result; + 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); + 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); + + if (title != NULL && strlen(title) >= width - 2) { + /* truncate long title -- mec */ + char *title2 = malloc(width - 2 + 1); + memcpy(title2, title, width - 2); + title2[width - 2] = '\0'; + title = title2; + } + + if (title != NULL) { + wattrset(dialog, title_attr); + mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' '); + waddstr(dialog, (char *)title); + waddch(dialog, ' '); + } + + wattrset(dialog, dialog_attr); + print_autowrap(dialog, prompt, width - 2, 1, 3); + + /* Draw the input field box */ + box_width = width - 6; + 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); + + 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); + + input_x = strlen(instr); + + if (input_x >= box_width) { + scroll = input_x - box_width + 1; + input_x = box_width - 1; + for (i = 0; i < box_width - 1; i++) + waddch(dialog, instr[scroll + i]); + } else + waddstr(dialog, instr); + + wmove(dialog, box_y, box_x + input_x); + + wrefresh(dialog); + + while (key != ESC) { + key = wgetch(dialog); + + if (button == -1) { /* Input box selected */ + switch (key) { + case TAB: + 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; + } else + input_x--; + instr[scroll + input_x] = '\0'; + mvwaddch(dialog, box_y, input_x + box_x, + ' '); + wmove(dialog, box_y, input_x + box_x); + wrefresh(dialog); + } + 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 (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]); + } else { + wmove(dialog, box_y, + input_x++ + + box_x); + waddch(dialog, key); + } + wrefresh(dialog); + } else + flash(); /* Alarm user about overflow */ + continue; + } + } } - 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 (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]); - } else { - wmove (dialog, box_y, input_x++ + box_x); - waddch (dialog, key); + switch (key) { + case 'O': + case 'o': + delwin(dialog); + return 0; + case 'H': + case 'h': + delwin(dialog); + return 1; + case KEY_UP: + case KEY_LEFT: + switch (button) { + case -1: + button = 1; /* Indicates "Cancel" button is selected */ + print_buttons(dialog, height, width, 1); + break; + case 0: + button = -1; /* Indicates input box is selected */ + print_buttons(dialog, height, width, 0); + wmove(dialog, box_y, box_x + input_x); + wrefresh(dialog); + break; + case 1: + button = 0; /* Indicates "OK" button is selected */ + print_buttons(dialog, height, width, 0); + break; } - wrefresh (dialog); - } else - flash (); /* Alarm user about overflow */ - continue; + break; + case TAB: + case KEY_DOWN: + case KEY_RIGHT: + switch (button) { + case -1: + button = 0; /* Indicates "OK" button is selected */ + print_buttons(dialog, height, width, 0); + break; + case 0: + button = 1; /* Indicates "Cancel" button is selected */ + print_buttons(dialog, height, width, 1); + break; + case 1: + button = -1; /* Indicates input box is selected */ + print_buttons(dialog, height, width, 0); + wmove(dialog, box_y, box_x + input_x); + wrefresh(dialog); + break; + } + break; + case ' ': + case '\n': + delwin(dialog); + return (button == -1 ? 0 : button); + case 'X': + case 'x': + key = ESC; + case ESC: + break; } - } - } - switch (key) { - case 'O': - case 'o': - delwin (dialog); - return 0; - case 'H': - case 'h': - delwin (dialog); - return 1; - case KEY_UP: - case KEY_LEFT: - switch (button) { - case -1: - button = 1; /* Indicates "Cancel" button is selected */ - print_buttons(dialog, height, width, 1); - break; - case 0: - button = -1; /* Indicates input box is selected */ - print_buttons(dialog, height, width, 0); - wmove (dialog, box_y, box_x + input_x); - wrefresh (dialog); - break; - case 1: - button = 0; /* Indicates "OK" button is selected */ - print_buttons(dialog, height, width, 0); - break; - } - break; - case TAB: - case KEY_DOWN: - case KEY_RIGHT: - switch (button) { - case -1: - button = 0; /* Indicates "OK" button is selected */ - print_buttons(dialog, height, width, 0); - break; - case 0: - button = 1; /* Indicates "Cancel" button is selected */ - print_buttons(dialog, height, width, 1); - break; - case 1: - button = -1; /* Indicates input box is selected */ - print_buttons(dialog, height, width, 0); - wmove (dialog, box_y, box_x + input_x); - wrefresh (dialog); - break; - } - break; - case ' ': - case '\n': - delwin (dialog); - return (button == -1 ? 0 : button); - case 'X': - case 'x': - key = ESC; - case ESC: - break; } - } - delwin (dialog); - return -1; /* ESC pressed */ + delwin(dialog); + return -1; /* ESC pressed */ } diff --git a/scripts/lxdialog/lxdialog.c b/scripts/lxdialog/lxdialog.c index f283a85..2c34ea1 100644 --- a/scripts/lxdialog/lxdialog.c +++ b/scripts/lxdialog/lxdialog.c @@ -21,30 +21,29 @@ #include "dialog.h" -static void Usage (const char *name); +static void Usage(const char *name); -typedef int (jumperFn) (const char *title, int argc, const char * const * argv); +typedef int (jumperFn) (const char *title, int argc, const char *const *argv); struct Mode { - char *name; - int argmin, argmax, argmod; - jumperFn *jumper; + char *name; + int argmin, argmax, argmod; + jumperFn *jumper; }; jumperFn j_menu, j_checklist, j_radiolist, j_yesno, j_textbox, j_inputbox; jumperFn j_msgbox, j_infobox; -static struct Mode modes[] = -{ - {"--menu", 9, 0, 3, j_menu}, - {"--checklist", 9, 0, 3, j_checklist}, - {"--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 modes[] = { + {"--menu", 9, 0, 3, j_menu}, + {"--checklist", 9, 0, 3, j_checklist}, + {"--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; @@ -53,96 +52,92 @@ static struct Mode *modePtr; #include <locale.h> #endif -int -main (int argc, const char * const * argv) +int main(int argc, const char *const *argv) { - int offset = 0, opt_clear = 0, end_common_opts = 0, retval; - const char *title = NULL; + int offset = 0, opt_clear = 0, end_common_opts = 0, retval; + const char *title = NULL; #ifdef LOCALE - (void) setlocale (LC_ALL, ""); + (void)setlocale(LC_ALL, ""); #endif #ifdef TRACE - trace(TRACE_CALLS|TRACE_UPDATE); + 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); + 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) +static void Usage(const char *name) { - fprintf (stderr, "\ + 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 \ @@ -162,65 +157,56 @@ Usage (const char *name) \n --inputbox <text> <height> <width> [<init>]\ \n --yesno <text> <height> <width>\ \n", name, name); - exit (-1); + exit(-1); } /* * These are the program jumpers */ -int -j_menu (const char *t, int ac, const char * const * av) +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); + return dialog_menu(t, av[2], atoi(av[3]), atoi(av[4]), + atoi(av[5]), av[6], (ac - 6) / 2, av + 7); } -int -j_checklist (const char *t, int ac, const char * const * av) +int j_checklist(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, FLAG_CHECK); + return dialog_checklist(t, av[2], atoi(av[3]), atoi(av[4]), + atoi(av[5]), (ac - 6) / 3, av + 6, FLAG_CHECK); } -int -j_radiolist (const char *t, int ac, const char * const * av) +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, FLAG_RADIO); + return dialog_checklist(t, av[2], atoi(av[3]), atoi(av[4]), + atoi(av[5]), (ac - 6) / 3, av + 6, FLAG_RADIO); } -int -j_textbox (const char *t, int ac, const char * const * av) +int j_textbox(const char *t, int ac, const char *const *av) { - return dialog_textbox (t, av[2], atoi (av[3]), atoi (av[4])); + return dialog_textbox(t, av[2], atoi(av[3]), atoi(av[4])); } -int -j_yesno (const char *t, int ac, const char * const * av) +int j_yesno(const char *t, int ac, const char *const *av) { - return dialog_yesno (t, av[2], atoi (av[3]), atoi (av[4])); + 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 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, dialog_input_result); - return ret; + int ret = dialog_inputbox(t, av[2], atoi(av[3]), atoi(av[4]), + ac == 6 ? av[5] : (char *)NULL); + if (ret == 0) + fprintf(stderr, dialog_input_result); + return ret; } -int -j_msgbox (const char *t, int ac, const char * const * av) +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); + 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) +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); + return dialog_msgbox(t, av[2], atoi(av[3]), atoi(av[4]), 0); } - diff --git a/scripts/lxdialog/menubox.c b/scripts/lxdialog/menubox.c index 91d82ba..083f13d 100644 --- a/scripts/lxdialog/menubox.c +++ b/scripts/lxdialog/menubox.c @@ -64,382 +64,420 @@ static int menu_width, item_x; * Print menu item */ static void -print_item (WINDOW * win, const char *item, int choice, int selected, int hotkey) +print_item(WINDOW * win, const char *item, int choice, int selected, int hotkey) { - int j; - char menu_item[menu_width+1]; + int j; + char menu_item[menu_width + 1]; - strncpy(menu_item, item, menu_width); - menu_item[menu_width] = 0; - j = first_alpha(menu_item, "YyNnMmHh"); + strncpy(menu_item, item, menu_width); + menu_item[menu_width] = 0; + j = first_alpha(menu_item, "YyNnMmHh"); - /* Clear 'residue' of last item */ - wattrset (win, menubox_attr); - wmove (win, choice, 0); + /* Clear 'residue' of last item */ + wattrset(win, menubox_attr); + wmove(win, choice, 0); #if OLD_NCURSES - { - int i; - for (i = 0; i < menu_width; i++) - waddch (win, ' '); - } + { + int i; + for (i = 0; i < menu_width; i++) + waddch(win, ' '); + } #else - wclrtoeol(win); + wclrtoeol(win); #endif - wattrset (win, selected ? item_selected_attr : item_attr); - mvwaddstr (win, choice, item_x, menu_item); - if (hotkey) { - wattrset (win, selected ? tag_key_selected_attr : tag_key_attr); - mvwaddch(win, choice, item_x+j, menu_item[j]); - } - if (selected) { - wmove (win, choice, item_x+1); - wrefresh (win); - } + wattrset(win, selected ? item_selected_attr : item_attr); + mvwaddstr(win, choice, item_x, menu_item); + if (hotkey) { + wattrset(win, selected ? tag_key_selected_attr : tag_key_attr); + mvwaddch(win, choice, item_x + j, menu_item[j]); + } + if (selected) { + wmove(win, choice, item_x + 1); + wrefresh(win); + } } /* * Print the scroll indicators. */ static void -print_arrows (WINDOW * win, int item_no, int scroll, - int y, int x, int height) +print_arrows(WINDOW * win, int item_no, int scroll, int y, int x, int height) { - int cur_y, cur_x; - - getyx(win, cur_y, cur_x); - - 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 + height < item_no)) { - 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); - } - - wmove(win, cur_y, cur_x); + int cur_y, cur_x; + + getyx(win, cur_y, cur_x); + + 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 + height < item_no)) { + 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); + } + + wmove(win, cur_y, cur_x); } /* * Display the termination buttons. */ -static void -print_buttons (WINDOW *win, int height, int width, int selected) +static void print_buttons(WINDOW * win, int height, int width, int selected) { - int x = width / 2 - 16; - int y = height - 2; + int x = width / 2 - 16; + 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, "Select", y, x, selected == 0); + print_button(win, " Exit ", y, x + 12, selected == 1); + print_button(win, " Help ", y, x + 24, selected == 2); - wmove(win, y, x+1+12*selected); - wrefresh (win); + wmove(win, y, x + 1 + 12 * selected); + wrefresh(win); } /* * 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) - +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 i, j, x, y, box_x, box_y; - int key = 0, button = 0, scroll = 0, choice = 0, first_item = 0, max_choice; - WINDOW *dialog, *menu; - FILE *f; - - max_choice = MIN (menu_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); - wbkgdset (dialog, dialog_attr & A_COLOR); - waddch (dialog, ACS_RTEE); - - if (title != NULL && strlen(title) >= width-2 ) { - /* truncate long title -- mec */ - char * title2 = malloc(width-2+1); - memcpy( title2, title, width-2 ); - title2[width-2] = '\0'; - title = title2; - } - - if (title != NULL) { - wattrset (dialog, title_attr); - mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' '); - waddstr (dialog, (char *)title); - waddch (dialog, ' '); - } - - wattrset (dialog, dialog_attr); - print_autowrap (dialog, prompt, width - 2, 1, 3); - - menu_width = width - 6; - box_y = height - menu_height - 5; - box_x = (width - menu_width) / 2 - 1; - - /* create new window for the menu */ - menu = subwin (dialog, menu_height, menu_width, - y + box_y + 1, x + box_x + 1); - keypad (menu, TRUE); - - /* draw a box around the menu items */ - draw_box (dialog, box_y, box_x, menu_height + 2, menu_width + 2, - menubox_border_attr, menubox_attr); - - /* - * Find length of longest item in order to center menu. - * Set 'choice' to default item. - */ - item_x = 0; - for (i = 0; i < item_no; i++) { - item_x = MAX (item_x, MIN(menu_width, strlen (items[i * 2 + 1]) + 2)); - if (strcmp(current, items[i*2]) == 0) choice = i; - } - - item_x = (menu_width - item_x) / 2; - - /* 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; + int i, j, x, y, box_x, box_y; + int key = 0, button = 0, scroll = 0, choice = 0, first_item = + 0, max_choice; + WINDOW *dialog, *menu; + FILE *f; + + max_choice = MIN(menu_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); + wbkgdset(dialog, dialog_attr & A_COLOR); + waddch(dialog, ACS_RTEE); + + if (title != NULL && strlen(title) >= width - 2) { + /* truncate long title -- mec */ + char *title2 = malloc(width - 2 + 1); + memcpy(title2, title, width - 2); + title2[width - 2] = '\0'; + title = title2; } - } - if ( (choice >= max_choice) || (f==NULL && choice >= max_choice/2) ) { - if (choice >= item_no-max_choice/2) - scroll = first_item = item_no-max_choice; - else - scroll = first_item = choice - max_choice/2; - choice = choice - scroll; - } - - /* Print the menu */ - for (i=0; i < max_choice; i++) { - print_item (menu, items[(first_item + i) * 2 + 1], i, i == choice, - (items[(first_item + i)*2][0] != ':')); - } - - wnoutrefresh (menu); - - print_arrows(dialog, item_no, scroll, - box_y, box_x+item_x+1, menu_height); - - print_buttons (dialog, height, width, 0); - wmove (menu, choice, item_x+1); - wrefresh (menu); - - while (key != ESC) { - key = wgetch(menu); - - if (key < 256 && isalpha(key)) key = tolower(key); - - if (strchr("ynmh", key)) - 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])) - break; + + if (title != NULL) { + wattrset(dialog, title_attr); + mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' '); + waddstr(dialog, (char *)title); + waddch(dialog, ' '); } - 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])) - break; + + wattrset(dialog, dialog_attr); + print_autowrap(dialog, prompt, width - 2, 1, 3); + + menu_width = width - 6; + box_y = height - menu_height - 5; + box_x = (width - menu_width) / 2 - 1; + + /* create new window for the menu */ + menu = subwin(dialog, menu_height, menu_width, + y + box_y + 1, x + box_x + 1); + keypad(menu, TRUE); + + /* draw a box around the menu items */ + draw_box(dialog, box_y, box_x, menu_height + 2, menu_width + 2, + menubox_border_attr, menubox_attr); + + /* + * Find length of longest item in order to center menu. + * Set 'choice' to default item. + */ + item_x = 0; + for (i = 0; i < item_no; i++) { + item_x = + MAX(item_x, MIN(menu_width, strlen(items[i * 2 + 1]) + 2)); + if (strcmp(current, items[i * 2]) == 0) + choice = i; + } + + item_x = (menu_width - item_x) / 2; + + /* 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; } } + if ((choice >= max_choice) || (f == NULL && choice >= max_choice / 2)) { + if (choice >= item_no - max_choice / 2) + scroll = first_item = item_no - max_choice; + else + scroll = first_item = choice - max_choice / 2; + choice = choice - scroll; + } - if (i < max_choice || - key == KEY_UP || key == KEY_DOWN || - key == '-' || key == '+' || - key == KEY_PPAGE || key == KEY_NPAGE) { - - print_item (menu, items[(scroll+choice)*2+1], choice, FALSE, - (items[(scroll+choice)*2][0] != ':')); - - if (key == KEY_UP || key == '-') { - if (choice < 2 && scroll) { - /* Scroll menu down */ - scrollok (menu, TRUE); - wscrl (menu, -1); - scrollok (menu, FALSE); - - scroll--; - - print_item (menu, items[scroll * 2 + 1], 0, FALSE, - (items[scroll*2][0] != ':')); - } else - choice = MAX(choice - 1, 0); - - } else if (key == KEY_DOWN || key == '+') { - - print_item (menu, items[(scroll+choice)*2+1], choice, FALSE, - (items[(scroll+choice)*2][0] != ':')); - - if ((choice > max_choice-3) && - (scroll + max_choice < item_no) - ) { - /* Scroll menu up */ - scrollok (menu, TRUE); - wscrl (menu, 1); - scrollok (menu, FALSE); - - scroll++; - - print_item (menu, items[(scroll+max_choice-1)*2+1], - max_choice-1, FALSE, - (items[(scroll+max_choice-1)*2][0] != ':')); - } else - choice = MIN(choice+1, max_choice-1); - - } else if (key == KEY_PPAGE) { - scrollok (menu, TRUE); - for (i=0; (i < max_choice); i++) { - if (scroll > 0) { - wscrl (menu, -1); - scroll--; - print_item (menu, items[scroll * 2 + 1], 0, FALSE, - (items[scroll*2][0] != ':')); - } else { - if (choice > 0) - choice--; - } - } - scrollok (menu, FALSE); - - } else if (key == KEY_NPAGE) { - for (i=0; (i < max_choice); i++) { - if (scroll+max_choice < item_no) { - scrollok (menu, TRUE); - wscrl (menu, 1); - scrollok (menu, FALSE); - scroll++; - print_item (menu, items[(scroll+max_choice-1)*2+1], - max_choice-1, FALSE, - (items[(scroll+max_choice-1)*2][0] != ':')); - } else { - if (choice+1 < max_choice) - choice++; - } - } - - } else - choice = i; - - print_item (menu, items[(scroll+choice)*2+1], choice, TRUE, - (items[(scroll+choice)*2][0] != ':')); - - print_arrows(dialog, item_no, scroll, - box_y, box_x+item_x+1, menu_height); - - wnoutrefresh (dialog); - wrefresh (menu); - - continue; /* wait for another key press */ - } - - switch (key) { - case KEY_LEFT: - case TAB: - case KEY_RIGHT: - button = ((key == KEY_LEFT ? --button : ++button) < 0) - ? 2 : (button > 2 ? 0 : button); - - print_buttons(dialog, height, width, button); - wrefresh (menu); - break; - case ' ': - case 's': - case 'y': - case 'n': - case 'm': - case '/': - /* save scroll info */ - if ( (f=fopen("lxdialog.scrltmp","w")) != NULL ) { - fprintf(f,"%d\n",scroll); - fclose(f); - } - delwin (dialog); - fprintf(stderr, "%s\n", items[(scroll + choice) * 2]); - switch (key) { - case 's': return 3; - case 'y': return 3; - case 'n': return 4; - case 'm': return 5; - case ' ': return 6; - case '/': return 7; - } - 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: - break; + /* Print the menu */ + for (i = 0; i < max_choice; i++) { + print_item(menu, items[(first_item + i) * 2 + 1], i, + i == choice, + (items[(first_item + i) * 2][0] != ':')); + } + + wnoutrefresh(menu); + + print_arrows(dialog, item_no, scroll, + box_y, box_x + item_x + 1, menu_height); + + print_buttons(dialog, height, width, 0); + wmove(menu, choice, item_x + 1); + wrefresh(menu); + + while (key != ESC) { + key = wgetch(menu); + + if (key < 256 && isalpha(key)) + key = tolower(key); + + if (strchr("ynmh", key)) + 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])) + 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])) + break; + } + } + + if (i < max_choice || + key == KEY_UP || key == KEY_DOWN || + key == '-' || key == '+' || + key == KEY_PPAGE || key == KEY_NPAGE) { + + print_item(menu, items[(scroll + choice) * 2 + 1], + choice, FALSE, + (items[(scroll + choice) * 2][0] != ':')); + + if (key == KEY_UP || key == '-') { + if (choice < 2 && scroll) { + /* Scroll menu down */ + scrollok(menu, TRUE); + wscrl(menu, -1); + scrollok(menu, FALSE); + + scroll--; + + print_item(menu, items[scroll * 2 + 1], + 0, FALSE, + (items[scroll * 2][0] != + ':')); + } else + choice = MAX(choice - 1, 0); + + } else if (key == KEY_DOWN || key == '+') { + + print_item(menu, + items[(scroll + choice) * 2 + 1], + choice, FALSE, + (items[(scroll + choice) * 2][0] != + ':')); + + if ((choice > max_choice - 3) && + (scroll + max_choice < item_no) + ) { + /* Scroll menu up */ + scrollok(menu, TRUE); + wscrl(menu, 1); + scrollok(menu, FALSE); + + scroll++; + + print_item(menu, + items[(scroll + max_choice - + 1) * 2 + 1], + max_choice - 1, FALSE, + (items + [(scroll + max_choice - + 1) * 2][0] != ':')); + } else + choice = + MIN(choice + 1, max_choice - 1); + + } else if (key == KEY_PPAGE) { + scrollok(menu, TRUE); + for (i = 0; (i < max_choice); i++) { + if (scroll > 0) { + wscrl(menu, -1); + scroll--; + print_item(menu, + items[scroll * 2 + + 1], 0, FALSE, + (items[scroll * 2][0] + != ':')); + } else { + if (choice > 0) + choice--; + } + } + scrollok(menu, FALSE); + + } else if (key == KEY_NPAGE) { + for (i = 0; (i < max_choice); i++) { + if (scroll + max_choice < item_no) { + scrollok(menu, TRUE); + wscrl(menu, 1); + scrollok(menu, FALSE); + scroll++; + print_item(menu, + items[(scroll + + max_choice - + 1) * 2 + 1], + max_choice - 1, + FALSE, + (items + [(scroll + + max_choice - + 1) * 2][0] != + ':')); + } else { + if (choice + 1 < max_choice) + choice++; + } + } + + } else + choice = i; + + print_item(menu, items[(scroll + choice) * 2 + 1], + choice, TRUE, + (items[(scroll + choice) * 2][0] != ':')); + + print_arrows(dialog, item_no, scroll, + box_y, box_x + item_x + 1, menu_height); + + wnoutrefresh(dialog); + wrefresh(menu); + + continue; /* wait for another key press */ + } + + switch (key) { + case KEY_LEFT: + case TAB: + case KEY_RIGHT: + button = ((key == KEY_LEFT ? --button : ++button) < 0) + ? 2 : (button > 2 ? 0 : button); + + print_buttons(dialog, height, width, button); + wrefresh(menu); + break; + case ' ': + case 's': + case 'y': + case 'n': + case 'm': + case '/': + /* save scroll info */ + if ((f = fopen("lxdialog.scrltmp", "w")) != NULL) { + fprintf(f, "%d\n", scroll); + fclose(f); + } + delwin(dialog); + fprintf(stderr, "%s\n", items[(scroll + choice) * 2]); + switch (key) { + case 's': + return 3; + case 'y': + return 3; + case 'n': + return 4; + case 'm': + return 5; + case ' ': + return 6; + case '/': + return 7; + } + 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: + break; + } } - } - delwin (dialog); - remove("lxdialog.scrltmp"); - return -1; /* ESC pressed */ + delwin(dialog); + remove("lxdialog.scrltmp"); + return -1; /* ESC pressed */ } diff --git a/scripts/lxdialog/msgbox.c b/scripts/lxdialog/msgbox.c index 93692e1..76f358c 100644 --- a/scripts/lxdialog/msgbox.c +++ b/scripts/lxdialog/msgbox.c @@ -26,60 +26,59 @@ * if the parameter 'pause' is non-zero. */ int -dialog_msgbox (const char *title, const char *prompt, int height, int width, - int pause) +dialog_msgbox(const char *title, const char *prompt, int height, int width, + int pause) { - int i, x, y, key = 0; - WINDOW *dialog; + int i, x, y, key = 0; + WINDOW *dialog; - /* center dialog box on screen */ - x = (COLS - width) / 2; - y = (LINES - height) / 2; + /* center dialog box on screen */ + x = (COLS - width) / 2; + y = (LINES - height) / 2; - draw_shadow (stdscr, y, x, height, width); + draw_shadow(stdscr, y, x, height, width); - dialog = newwin (height, width, y, x); - keypad (dialog, TRUE); + dialog = newwin(height, width, y, x); + keypad(dialog, TRUE); - draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr); + draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr); - if (title != NULL && strlen(title) >= width-2 ) { - /* truncate long title -- mec */ - char * title2 = malloc(width-2+1); - memcpy( title2, title, width-2 ); - title2[width-2] = '\0'; - title = title2; - } + if (title != NULL && strlen(title) >= width - 2) { + /* truncate long title -- mec */ + char *title2 = malloc(width - 2 + 1); + memcpy(title2, title, width - 2); + title2[width - 2] = '\0'; + title = title2; + } - if (title != NULL) { - wattrset (dialog, title_attr); - mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' '); - waddstr (dialog, (char *)title); - waddch (dialog, ' '); - } - wattrset (dialog, dialog_attr); - print_autowrap (dialog, prompt, width - 2, 1, 2); + if (title != NULL) { + wattrset(dialog, title_attr); + mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' '); + waddstr(dialog, (char *)title); + waddch(dialog, ' '); + } + 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); + 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); + 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); - } + 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; + delwin(dialog); + return key == ESC ? -1 : 0; } diff --git a/scripts/lxdialog/textbox.c b/scripts/lxdialog/textbox.c index ed23df2..d6e7f2a 100644 --- a/scripts/lxdialog/textbox.c +++ b/scripts/lxdialog/textbox.c @@ -21,11 +21,11 @@ #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 char *get_line (void); -static void print_position (WINDOW * win, int height, int width); +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 char *get_line(void); +static void print_position(WINDOW * win, int height, int width); static int hscroll, fd, file_size, bytes_read; static int begin_reached = 1, end_reached, page_length; @@ -34,450 +34,466 @@ static char *buf, *page; /* * Display text from a file in a dialog box. */ -int -dialog_textbox (const char *title, const char *file, int height, int width) +int dialog_textbox(const char *title, const char *file, int height, int width) { - 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); - } - buf[bytes_read] = '\0'; /* mark end of valid data */ - page = buf; /* page is pointer to start of page to be displayed */ - - /* 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); - - /* 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); - - keypad (text, TRUE); - - /* register the new window, along with its borders */ - 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); - wbkgdset (dialog, dialog_attr & A_COLOR); - waddch (dialog, ACS_RTEE); - - if (title != NULL && strlen(title) >= width-2 ) { - /* truncate long title -- mec */ - char * title2 = malloc(width-2+1); - memcpy( title2, title, width-2 ); - title2[width-2] = '\0'; - title = title2; - } - - if (title != NULL) { - wattrset (dialog, title_attr); - mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' '); - waddstr (dialog, (char *)title); - waddch (dialog, ' '); - } - print_button (dialog, " 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); - - while ((key != ESC) && (key != '\n')) { - key = wgetch (dialog); - switch (key) { - case 'E': /* Exit */ - case 'e': - case 'X': - case 'x': - delwin (dialog); - free (buf); - close (fd); - return 0; - 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); - } - 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); - 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; - } + 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); + } + buf[bytes_read] = '\0'; /* mark end of valid data */ + page = buf; /* page is pointer to start of page to be displayed */ + + /* 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); + + /* 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); + + keypad(text, TRUE); + + /* register the new window, along with its borders */ + 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); + wbkgdset(dialog, dialog_attr & A_COLOR); + waddch(dialog, ACS_RTEE); + + if (title != NULL && strlen(title) >= width - 2) { + /* truncate long title -- mec */ + char *title2 = malloc(width - 2 + 1); + memcpy(title2, title, width - 2); + title2[width - 2] = '\0'; + title = title2; + } - print_position (dialog, height, width); - wmove (dialog, cur_y, cur_x); /* Restore cursor position */ - wrefresh (dialog); - } - break; - case 'B': /* Previous page */ - case 'b': - 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); - 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); - } - break; - case KEY_NPAGE: /* Next page */ - case ' ': - 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); - break; - case '0': /* Beginning of line */ - case 'H': /* Scroll left */ - case 'h': - case KEY_LEFT: - if (hscroll <= 0) - break; - - if (key == '0') - hscroll = 0; - else - 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); - break; - case 'L': /* Scroll right */ - case 'l': - case KEY_RIGHT: - if (hscroll >= MAX_LEN) - break; - 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); - break; - case ESC: - break; + if (title != NULL) { + wattrset(dialog, title_attr); + mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' '); + waddstr(dialog, (char *)title); + waddch(dialog, ' '); + } + print_button(dialog, " 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); + + while ((key != ESC) && (key != '\n')) { + key = wgetch(dialog); + switch (key) { + case 'E': /* Exit */ + case 'e': + case 'X': + case 'x': + delwin(dialog); + free(buf); + close(fd); + return 0; + 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); + } + 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); + 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; + } + + print_position(dialog, height, width); + wmove(dialog, cur_y, cur_x); /* Restore cursor position */ + wrefresh(dialog); + } + break; + case 'B': /* Previous page */ + case 'b': + 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); + 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); + } + break; + case KEY_NPAGE: /* Next page */ + case ' ': + 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); + break; + case '0': /* Beginning of line */ + case 'H': /* Scroll left */ + case 'h': + case KEY_LEFT: + if (hscroll <= 0) + break; + + if (key == '0') + hscroll = 0; + else + 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); + break; + case 'L': /* Scroll right */ + case 'l': + case KEY_RIGHT: + if (hscroll >= MAX_LEN) + break; + 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); + break; + case ESC: + break; + } } - } - delwin (dialog); - free (buf); - close (fd); - return -1; /* ESC pressed */ + delwin(dialog); + free(buf); + close(fd); + return -1; /* ESC pressed */ } /* * Go back 'n' lines in text file. Called by dialog_textbox(). * 'page' will be updated to point to the desired line in 'buf'. */ -static void -back_lines (int n) +static void back_lines(int n) { - int i, fpos; - - 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; + int i, fpos; + + 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; + } } - if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) { - endwin (); - fprintf (stderr, "\nError reading file in back_lines().\n"); - exit (-1); + if (*(--page) != '\n') { /* '--page' here */ + /* Something's wrong... */ + endwin(); + fprintf(stderr, "\nInternal error in back_lines().\n"); + exit(-1); } - buf[bytes_read] = '\0'; - } else { /* Beginning of file reached */ - begin_reached = 1; - return; - } - } - if (*(--page) != '\n') { /* '--page' here */ - /* Something's wrong... */ - endwin (); - fprintf (stderr, "\nInternal error in back_lines().\n"); - exit (-1); } - } - /* Go back 'n' lines */ - for (i = 0; i < n; i++) - 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); + /* Go back 'n' lines */ + for (i = 0; i < n; i++) + 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; + } } - 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; - } - } - } while (*(--page) != '\n'); - page++; + } while (*(--page) != '\n'); + page++; } /* * Print a new page of text. Called by dialog_textbox(). */ -static void -print_page (WINDOW * win, int height, int width) +static void print_page(WINDOW * win, int height, int width) { - int i, passed_end = 0; - - page_length = 0; - for (i = 0; i < height; i++) { - print_line (win, i, width); - if (!passed_end) - page_length++; - if (end_reached && !passed_end) - passed_end = 1; - } - wnoutrefresh (win); + int i, passed_end = 0; + + page_length = 0; + for (i = 0; i < height; i++) { + print_line(win, i, width); + if (!passed_end) + page_length++; + if (end_reached && !passed_end) + passed_end = 1; + } + wnoutrefresh(win); } /* * Print a new line of text. Called by dialog_textbox() and print_page(). */ -static void -print_line (WINDOW * win, int row, int width) +static void print_line(WINDOW * win, int row, int width) { - int y, x; - char *line; + int y, x; + char *line; - line = get_line (); - line += MIN (strlen (line), hscroll); /* Scroll horizontally */ - wmove (win, row, 0); /* move cursor to correct line */ - waddch (win, ' '); - waddnstr (win, line, MIN (strlen (line), width - 2)); + line = get_line(); + line += MIN(strlen(line), hscroll); /* Scroll horizontally */ + wmove(win, row, 0); /* move cursor to correct line */ + waddch(win, ' '); + waddnstr(win, line, MIN(strlen(line), width - 2)); - getyx (win, y, x); - /* Clear 'residue' of previous line */ + getyx(win, y, x); + /* Clear 'residue' of previous line */ #if OLD_NCURSES - { - int i; - for (i = 0; i < width - x; i++) - waddch (win, ' '); - } + { + int i; + for (i = 0; i < width - x; i++) + waddch(win, ' '); + } #else - wclrtoeol(win); + wclrtoeol(win); #endif } @@ -486,71 +502,73 @@ print_line (WINDOW * win, int row, int width) * 'page' should point to start of current line before calling, and will be * updated to point to start of next line. */ -static char * -get_line (void) +static char *get_line(void) { - int i = 0, fpos; - 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); + int i = 0, fpos; + 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; + } + } else if (i < MAX_LEN) + line[i++] = *(page++); + else { + /* Truncate lines longer than MAX_LEN characters */ + if (i == MAX_LEN) + line[i++] = '\0'; + page++; } - buf[bytes_read] = '\0'; - page = buf; - } else { - if (!end_reached) - end_reached = 1; - break; - } - } else if (i < MAX_LEN) - line[i++] = *(page++); - else { - /* Truncate lines longer than MAX_LEN characters */ - if (i == MAX_LEN) - line[i++] = '\0'; - page++; } - } - if (i <= MAX_LEN) - line[i] = '\0'; - if (!end_reached) - page++; /* move pass '\n' */ + if (i <= MAX_LEN) + line[i] = '\0'; + if (!end_reached) + page++; /* move pass '\n' */ - return line; + return line; } /* * Print current position */ -static void -print_position (WINDOW * win, int height, int width) +static void print_position(WINDOW * win, int height, int width) { - int fpos, 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); - wprintw (win, "(%3d%%)", percent); + int fpos, 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); + wprintw(win, "(%3d%%)", percent); } diff --git a/scripts/lxdialog/util.c b/scripts/lxdialog/util.c index e7bce9b..232b32c 100644 --- a/scripts/lxdialog/util.c +++ b/scripts/lxdialog/util.c @@ -21,7 +21,6 @@ #include "dialog.h" - /* use colors by default? */ bool use_colors = 1; @@ -32,326 +31,318 @@ const char *dialog_result; /* * Attribute values, default is for mono display */ -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 */ +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" /* * Table of color values */ -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}, +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 */ /* * Set window to attribute 'attr' */ -void -attr_clear (WINDOW * win, int height, int width, chtype attr) +void attr_clear(WINDOW * win, int height, int width, chtype attr) { - int i, j; - - wattrset (win, attr); - for (i = 0; i < height; i++) { - wmove (win, i, 0); - for (j = 0; j < width; j++) - waddch (win, ' '); - } - touchwin (win); + int i, j; + + wattrset(win, attr); + for (i = 0; i < height; i++) { + wmove(win, i, 0); + for (j = 0; j < width; j++) + waddch(win, ' '); + } + touchwin(win); } -void dialog_clear (void) +void dialog_clear(void) { - attr_clear (stdscr, LINES, COLS, screen_attr); - /* Display background title if it exists ... - SLH */ - if (backtitle != NULL) { - int i; - - wattrset (stdscr, screen_attr); - mvwaddstr (stdscr, 0, 1, (char *)backtitle); - wmove (stdscr, 1, 1); - for (i = 1; i < COLS - 1; i++) - waddch (stdscr, ACS_HLINE); - } - wnoutrefresh (stdscr); + attr_clear(stdscr, LINES, COLS, screen_attr); + /* Display background title if it exists ... - SLH */ + if (backtitle != NULL) { + int i; + + wattrset(stdscr, screen_attr); + mvwaddstr(stdscr, 0, 1, (char *)backtitle); + wmove(stdscr, 1, 1); + for (i = 1; i < COLS - 1; i++) + waddch(stdscr, ACS_HLINE); + } + wnoutrefresh(stdscr); } /* * Do some initialization for dialog */ -void -init_dialog (void) +void init_dialog(void) { - initscr (); /* Init curses */ - keypad (stdscr, TRUE); - cbreak (); - noecho (); + initscr(); /* Init curses */ + keypad(stdscr, TRUE); + cbreak(); + noecho(); + if (use_colors) /* Set up colors */ + color_setup(); - if (use_colors) /* Set up colors */ - color_setup (); - - - dialog_clear (); + dialog_clear(); } /* * Setup for color display */ -void -color_setup (void) +void color_setup(void) { - int i; + int i; - if (has_colors ()) { /* Terminal supports color? */ - start_color (); + 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]); + /* 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); - } + /* Setup color attributes */ + for (i = 0; i < ATTRIBUTE_COUNT; i++) + attributes[i] = C_ATTR(color_table[i][2], i + 1); + } } /* * End using dialog functions. */ -void -end_dialog (void) +void end_dialog(void) { - endwin (); + endwin(); } - /* * Print a string of text in a window, automatically wrap around to the * next line if the string is too long to fit on one line. Newline * characters '\n' are replaced by spaces. We start on a new line * if there is no room for at least 4 nonblanks following a double-space. */ -void -print_autowrap (WINDOW * win, const char *prompt, int width, int y, int x) +void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x) { - int newl, cur_x, cur_y; - int i, prompt_len, room, wlen; - char tempstr[MAX_LEN + 1], *word, *sp, *sp2; - - strcpy (tempstr, prompt); - - prompt_len = strlen(tempstr); - - /* - * Remove newlines - */ - for(i=0; i<prompt_len; i++) { - if(tempstr[i] == '\n') tempstr[i] = ' '; - } - - if (prompt_len <= width - x * 2) { /* If prompt is short */ - wmove (win, y, (width - prompt_len) / 2); - waddstr (win, tempstr); - } else { - cur_x = x; - cur_y = y; - newl = 1; - word = tempstr; - while (word && *word) { - sp = index(word, ' '); - if (sp) - *sp++ = 0; - - /* Wrap to next line if either the word does not fit, - or it is the first word of a new sentence, and it is - short, and the next word does not fit. */ - room = width - cur_x; - wlen = strlen(word); - if (wlen > room || - (newl && wlen < 4 && sp && wlen+1+strlen(sp) > room - && (!(sp2 = index(sp, ' ')) || wlen+1+(sp2-sp) > room))) { - cur_y++; + int newl, cur_x, cur_y; + int i, prompt_len, room, wlen; + char tempstr[MAX_LEN + 1], *word, *sp, *sp2; + + strcpy(tempstr, prompt); + + prompt_len = strlen(tempstr); + + /* + * Remove newlines + */ + for (i = 0; i < prompt_len; i++) { + if (tempstr[i] == '\n') + tempstr[i] = ' '; + } + + if (prompt_len <= width - x * 2) { /* If prompt is short */ + wmove(win, y, (width - prompt_len) / 2); + waddstr(win, tempstr); + } else { cur_x = x; - } - wmove (win, cur_y, cur_x); - waddstr (win, word); - getyx (win, cur_y, cur_x); - cur_x++; - if (sp && *sp == ' ') { - cur_x++; /* double space */ - while (*++sp == ' '); + cur_y = y; newl = 1; - } else - newl = 0; - word = sp; + word = tempstr; + while (word && *word) { + sp = index(word, ' '); + if (sp) + *sp++ = 0; + + /* Wrap to next line if either the word does not fit, + or it is the first word of a new sentence, and it is + short, and the next word does not fit. */ + room = width - cur_x; + wlen = strlen(word); + if (wlen > room || + (newl && wlen < 4 && sp + && wlen + 1 + strlen(sp) > room + && (!(sp2 = index(sp, ' ')) + || wlen + 1 + (sp2 - sp) > room))) { + cur_y++; + cur_x = x; + } + wmove(win, cur_y, cur_x); + waddstr(win, word); + getyx(win, cur_y, cur_x); + cur_x++; + if (sp && *sp == ' ') { + cur_x++; /* double space */ + while (*++sp == ' ') ; + newl = 1; + } else + newl = 0; + word = sp; + } } - } } /* * Print a button */ -void -print_button (WINDOW * win, const char *label, int y, int x, int selected) +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); - waddstr (win, "<"); - temp = strspn (label, " "); - label += temp; - wattrset (win, selected ? button_label_active_attr - : button_label_inactive_attr); - for (i = 0; i < temp; i++) - waddch (win, ' '); - wattrset (win, selected ? button_key_active_attr - : button_key_inactive_attr); - waddch (win, label[0]); - wattrset (win, selected ? button_label_active_attr - : button_label_inactive_attr); - waddstr (win, (char *)label + 1); - wattrset (win, selected ? button_active_attr : button_inactive_attr); - waddstr (win, ">"); - wmove (win, y, x + temp + 1); + int i, temp; + + wmove(win, y, x); + wattrset(win, selected ? button_active_attr : button_inactive_attr); + waddstr(win, "<"); + temp = strspn(label, " "); + label += temp; + wattrset(win, selected ? button_label_active_attr + : button_label_inactive_attr); + for (i = 0; i < temp; i++) + waddch(win, ' '); + wattrset(win, selected ? button_key_active_attr + : button_key_inactive_attr); + waddch(win, label[0]); + wattrset(win, selected ? button_label_active_attr + : button_label_inactive_attr); + waddstr(win, (char *)label + 1); + wattrset(win, selected ? button_active_attr : button_inactive_attr); + waddstr(win, ">"); + wmove(win, y, x + temp + 1); } /* * Draw a rectangular box with line drawing characters */ void -draw_box (WINDOW * win, int y, int x, int height, int width, - chtype box, chtype border) +draw_box(WINDOW * win, int y, int x, int height, int width, + chtype box, chtype border) { - int i, j; - - wattrset (win, 0); - for (i = 0; i < height; i++) { - wmove (win, y + i, x); - for (j = 0; j < width; j++) - if (!i && !j) - waddch (win, border | ACS_ULCORNER); - else if (i == height - 1 && !j) - waddch (win, border | ACS_LLCORNER); - else if (!i && j == width - 1) - waddch (win, box | ACS_URCORNER); - else if (i == height - 1 && j == width - 1) - waddch (win, box | ACS_LRCORNER); - else if (!i) - waddch (win, border | ACS_HLINE); - else if (i == height - 1) - waddch (win, box | ACS_HLINE); - else if (!j) - waddch (win, border | ACS_VLINE); - else if (j == width - 1) - waddch (win, box | ACS_VLINE); - else - waddch (win, box | ' '); - } + int i, j; + + wattrset(win, 0); + for (i = 0; i < height; i++) { + wmove(win, y + i, x); + for (j = 0; j < width; j++) + if (!i && !j) + waddch(win, border | ACS_ULCORNER); + else if (i == height - 1 && !j) + waddch(win, border | ACS_LLCORNER); + else if (!i && j == width - 1) + waddch(win, box | ACS_URCORNER); + else if (i == height - 1 && j == width - 1) + waddch(win, box | ACS_LRCORNER); + else if (!i) + waddch(win, border | ACS_HLINE); + else if (i == height - 1) + waddch(win, box | ACS_HLINE); + else if (!j) + waddch(win, border | ACS_VLINE); + else if (j == width - 1) + waddch(win, box | ACS_VLINE); + else + waddch(win, box | ' '); + } } /* * Draw shadows along the right and bottom edge to give a more 3D look * to the boxes */ -void -draw_shadow (WINDOW * win, int y, int x, int height, int width) +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); - wmove (win, y + height, x + 2); - for (i = 0; i < width; i++) - waddch (win, winch (win) & A_CHARTEXT); - for (i = y + 1; i < y + height + 1; i++) { - wmove (win, i, x + width); - waddch (win, winch (win) & A_CHARTEXT); - waddch (win, winch (win) & A_CHARTEXT); + int i; + + if (has_colors()) { /* Whether terminal supports color? */ + wattrset(win, shadow_attr); + wmove(win, y + height, x + 2); + for (i = 0; i < width; i++) + waddch(win, winch(win) & A_CHARTEXT); + for (i = y + 1; i < y + height + 1; i++) { + wmove(win, i, x + width); + waddch(win, winch(win) & A_CHARTEXT); + waddch(win, winch(win) & A_CHARTEXT); + } + wnoutrefresh(win); } - wnoutrefresh (win); - } } /* * Return the position of the first alphabetic character in a string. */ -int -first_alpha(const char *string, const char *exempt) +int first_alpha(const char *string, const char *exempt) { - int i, in_paren=0, c; + int i, in_paren = 0, c; for (i = 0; i < strlen(string); i++) { c = tolower(string[i]); - if (strchr("<[(", c)) ++in_paren; - if (strchr(">])", c) && in_paren > 0) --in_paren; + if (strchr("<[(", c)) + ++in_paren; + if (strchr(">])", c) && in_paren > 0) + --in_paren; - if ((! in_paren) && isalpha(c) && - strchr(exempt, c) == 0) + if ((!in_paren) && isalpha(c) && strchr(exempt, c) == 0) return i; } diff --git a/scripts/lxdialog/yesno.c b/scripts/lxdialog/yesno.c index 11fcc25..dffd5af 100644 --- a/scripts/lxdialog/yesno.c +++ b/scripts/lxdialog/yesno.c @@ -24,95 +24,93 @@ /* * Display termination buttons */ -static void -print_buttons(WINDOW *dialog, int height, int width, int selected) +static void print_buttons(WINDOW * dialog, int height, int width, int selected) { - int x = width / 2 - 10; - int y = height - 2; + 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, " Yes ", y, x, selected == 0); + print_button(dialog, " No ", y, x + 13, selected == 1); - wmove(dialog, y, x+1 + 13*selected ); - wrefresh (dialog); + wmove(dialog, y, x + 1 + 13 * selected); + wrefresh(dialog); } /* * Display a dialog box with two buttons - Yes and No */ -int -dialog_yesno (const char *title, const char *prompt, int height, int width) +int dialog_yesno(const char *title, const char *prompt, int height, int width) { - int i, x, y, key = 0, button = 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); - 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); - - if (title != NULL && strlen(title) >= width-2 ) { - /* truncate long title -- mec */ - char * title2 = malloc(width-2+1); - memcpy( title2, title, width-2 ); - title2[width-2] = '\0'; - title = title2; - } - - if (title != NULL) { - wattrset (dialog, title_attr); - mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' '); - waddstr (dialog, (char *)title); - waddch (dialog, ' '); - } - - wattrset (dialog, dialog_attr); - print_autowrap (dialog, prompt, width - 2, 1, 3); - - print_buttons(dialog, height, width, 0); - - while (key != ESC) { - key = wgetch (dialog); - switch (key) { - case 'Y': - case 'y': - delwin (dialog); - return 0; - case 'N': - case 'n': - delwin (dialog); - 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 ' ': - case '\n': - delwin (dialog); - return button; - case ESC: - break; + int i, x, y, key = 0, button = 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); + 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); + + if (title != NULL && strlen(title) >= width - 2) { + /* truncate long title -- mec */ + char *title2 = malloc(width - 2 + 1); + memcpy(title2, title, width - 2); + title2[width - 2] = '\0'; + title = title2; } - } - delwin (dialog); - return -1; /* ESC pressed */ + if (title != NULL) { + wattrset(dialog, title_attr); + mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' '); + waddstr(dialog, (char *)title); + waddch(dialog, ' '); + } + + wattrset(dialog, dialog_attr); + print_autowrap(dialog, prompt, width - 2, 1, 3); + + print_buttons(dialog, height, width, 0); + + while (key != ESC) { + key = wgetch(dialog); + switch (key) { + case 'Y': + case 'y': + delwin(dialog); + return 0; + case 'N': + case 'n': + delwin(dialog); + 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 ' ': + case '\n': + delwin(dialog); + return button; + case ESC: + break; + } + } + + delwin(dialog); + return -1; /* ESC pressed */ } |
