diff options
Diffstat (limited to 'scripts/lxdialog/menubox.c')
| -rw-r--r-- | scripts/lxdialog/menubox.c | 724 |
1 files changed, 381 insertions, 343 deletions
diff --git a/scripts/lxdialog/menubox.c b/scripts/lxdialog/menubox.c index 91d82ba17f8d..083f13de558c 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 */ } |
