diff options
Diffstat (limited to 'Build/source/utils/dialog/dialog-1.1-20080819/checklist.c')
-rw-r--r-- | Build/source/utils/dialog/dialog-1.1-20080819/checklist.c | 704 |
1 files changed, 0 insertions, 704 deletions
diff --git a/Build/source/utils/dialog/dialog-1.1-20080819/checklist.c b/Build/source/utils/dialog/dialog-1.1-20080819/checklist.c deleted file mode 100644 index 8189cd6fc55..00000000000 --- a/Build/source/utils/dialog/dialog-1.1-20080819/checklist.c +++ /dev/null @@ -1,704 +0,0 @@ -/* - * $Id: checklist.c,v 1.119 2008/06/20 20:58:21 tom Exp $ - * - * checklist.c -- implements the checklist box - * - * Copyright 2000-2007,2008 Thomas E. Dickey - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License, version 2.1 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this program; if not, write to - * Free Software Foundation, Inc. - * 51 Franklin St., Fifth Floor - * Boston, MA 02110, USA. - * - * An earlier version of this program lists as authors: - * Savio Lam (lam836@cs.cuhk.hk) - * Stuart Herbert - S.Herbert@sheffield.ac.uk: radiolist extension - * Alessandro Rubini - rubini@ipvvis.unipv.it: merged the two - */ - -#include <dialog.h> -#include <dlg_keys.h> - -static int list_width, check_x, item_x, checkflag; - -#define MIN_HIGH (1 + (5 * MARGIN)) - -#define LLEN(n) ((n) * CHECKBOX_TAGS) -#define ItemData(i) &items[LLEN(i)] -#define ItemName(i) items[LLEN(i)] -#define ItemText(i) items[LLEN(i) + 1] -#define ItemStatus(i) items[LLEN(i) + 2] -#define ItemHelp(i) items[LLEN(i) + 3] - -static void -print_arrows(WINDOW *win, - int box_x, - int box_y, - int scrollamt, - int choice, - int item_no, - int list_height) -{ - dlg_draw_arrows2(win, scrollamt, - scrollamt + choice < item_no, - box_x + check_x + ARROWS_COL, - box_y, - box_y + list_height + 1, - menubox_attr, - menubox_border_attr); -} - -/* - * Print list item. The 'selected' parameter is true if 'choice' is the - * current item. That one is colored differently from the other items. - */ -static void -print_item(WINDOW *win, - DIALOG_LISTITEM * item, - const char *states, - int choice, - int selected) -{ - chtype save = getattrs(win); - int i; - chtype attr = A_NORMAL; - const int *cols; - const int *indx; - int limit; - - /* Clear 'residue' of last item */ - wattrset(win, menubox_attr); - (void) wmove(win, choice, 0); - for (i = 0; i < list_width; i++) - (void) waddch(win, ' '); - - (void) wmove(win, choice, check_x); - wattrset(win, selected ? check_selected_attr : check_attr); - (void) wprintw(win, - (checkflag == FLAG_CHECK) ? "[%c]" : "(%c)", - states[item->state]); - wattrset(win, menubox_attr); - (void) waddch(win, ' '); - - if (strlen(item->name) != 0) { - - indx = dlg_index_wchars(item->name); - - wattrset(win, selected ? tag_key_selected_attr : tag_key_attr); - (void) waddnstr(win, item->name, indx[1]); - - if ((int) strlen(item->name) > indx[1]) { - limit = dlg_limit_columns(item->name, (item_x - check_x - 6), 1); - if (limit > 1) { - wattrset(win, selected ? tag_selected_attr : tag_attr); - (void) waddnstr(win, - item->name + indx[1], - indx[limit] - indx[1]); - } - } - } - - if (strlen(item->text) != 0) { - cols = dlg_index_columns(item->text); - limit = dlg_limit_columns(item->text, (getmaxx(win) - item_x + 1), 0); - - if (limit > 0) { - (void) wmove(win, choice, item_x); - wattrset(win, selected ? item_selected_attr : item_attr); - dlg_print_text(win, item->text, cols[limit], &attr); - } - } - - if (selected) { - dlg_item_help(item->help); - } - wattrset(win, save); -} - -/* - * This is an alternate interface to 'checklist' which allows the application - * to read the list item states back directly without putting them in the - * output buffer. It also provides for more than two states over which the - * check/radio box can display. - */ -int -dlg_checklist(const char *title, - const char *cprompt, - int height, - int width, - int list_height, - int item_no, - DIALOG_LISTITEM * items, - const char *states, - int flag, - int *current_item) -{ - /* *INDENT-OFF* */ - static DLG_KEYS_BINDING binding[] = { - ENTERKEY_BINDINGS, - DLG_KEYS_DATA( DLGK_FIELD_NEXT, KEY_RIGHT ), - DLG_KEYS_DATA( DLGK_FIELD_NEXT, TAB ), - DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_BTAB ), - DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_LEFT ), - DLG_KEYS_DATA( DLGK_ITEM_FIRST, KEY_HOME ), - DLG_KEYS_DATA( DLGK_ITEM_LAST, KEY_END ), - DLG_KEYS_DATA( DLGK_ITEM_LAST, KEY_LL ), - DLG_KEYS_DATA( DLGK_ITEM_NEXT, '+' ), - DLG_KEYS_DATA( DLGK_ITEM_NEXT, KEY_DOWN ), - DLG_KEYS_DATA( DLGK_ITEM_NEXT, CHR_NEXT ), - DLG_KEYS_DATA( DLGK_ITEM_PREV, '-' ), - DLG_KEYS_DATA( DLGK_ITEM_PREV, KEY_UP ), - DLG_KEYS_DATA( DLGK_ITEM_PREV, CHR_PREVIOUS ), - DLG_KEYS_DATA( DLGK_PAGE_NEXT, KEY_NPAGE ), - DLG_KEYS_DATA( DLGK_PAGE_NEXT, DLGK_MOUSE(KEY_NPAGE) ), - DLG_KEYS_DATA( DLGK_PAGE_PREV, KEY_PPAGE ), - DLG_KEYS_DATA( DLGK_PAGE_PREV, DLGK_MOUSE(KEY_PPAGE) ), - END_KEYS_BINDING - }; - /* *INDENT-ON* */ - -#ifdef KEY_RESIZE - int old_height = height; - int old_width = width; -#endif - int i, j, key2, found, x, y, cur_x, cur_y, box_x, box_y; - int key = 0, fkey; - int button = dialog_state.visit_items ? -1 : dlg_defaultno_button(); - int choice = dlg_default_listitem(items); - int scrollamt = 0; - int max_choice; - int was_mouse; - int use_height; - int use_width, name_width, text_width; - int result = DLG_EXIT_UNKNOWN; - int num_states; - WINDOW *dialog, *list; - char *prompt = dlg_strclone(cprompt); - const char **buttons = dlg_ok_labels(); - - dlg_does_output(); - dlg_tab_correct_str(prompt); - -#ifdef KEY_RESIZE - retry: -#endif - - use_height = list_height; - if (use_height == 0) { - use_width = dlg_calc_list_width(item_no, items) + 10; - /* calculate height without items (4) */ - dlg_auto_size(title, prompt, &height, &width, MIN_HIGH, MAX(26, use_width)); - dlg_calc_listh(&height, &use_height, item_no); - } else { - dlg_auto_size(title, prompt, &height, &width, MIN_HIGH + use_height, 26); - } - dlg_print_size(height, width); - dlg_ctl_size(height, width); - - /* we need at least two states */ - if (states == 0 || strlen(states) < 2) - states = " *"; - num_states = strlen(states); - - checkflag = flag; - - x = dlg_box_x_ordinate(width); - y = dlg_box_y_ordinate(height); - - dialog = dlg_new_window(height, width, y, x); - dlg_register_window(dialog, "checklist", binding); - dlg_register_buttons(dialog, "checklist", buttons); - - dlg_mouse_setbase(x, y); - - dlg_draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr); - dlg_draw_bottom_box(dialog); - dlg_draw_title(dialog, title); - - wattrset(dialog, dialog_attr); - dlg_print_autowrap(dialog, prompt, height, width); - - list_width = width - 6; - getyx(dialog, cur_y, cur_x); - box_y = cur_y + 1; - box_x = (width - list_width) / 2 - 1; - - /* - * After displaying the prompt, we know how much space we really have. - * Limit the list to avoid overwriting the ok-button. - */ - if (use_height + MIN_HIGH > height - cur_y) - use_height = height - MIN_HIGH - cur_y; - if (use_height <= 0) - use_height = 1; - - max_choice = MIN(use_height, item_no); - - /* create new window for the list */ - list = dlg_sub_window(dialog, use_height, list_width, - y + box_y + 1, x + box_x + 1); - - /* draw a box around the list items */ - dlg_draw_box(dialog, box_y, box_x, - use_height + 2 * MARGIN, - list_width + 2 * MARGIN, - menubox_border_attr, menubox_attr); - - text_width = 0; - name_width = 0; - /* Find length of longest item to center checklist */ - for (i = 0; i < item_no; i++) { - text_width = MAX(text_width, dlg_count_columns(items[i].text)); - name_width = MAX(name_width, dlg_count_columns(items[i].name)); - } - - /* If the name+text is wider than the list is allowed, then truncate - * one or both of them. If the name is no wider than 1/4 of the list, - * leave it intact. - */ - use_width = (list_width - 6); - if (text_width + name_width > use_width) { - int need = (int) (0.25 * use_width); - if (name_width > need) { - int want = (int) (use_width * ((double) name_width) / - (text_width + name_width)); - name_width = (want > need) ? want : need; - } - text_width = use_width - name_width; - } - - check_x = (use_width - (text_width + name_width)) / 2; - item_x = name_width + check_x + 6; - - /* ensure we are scrolled to show the current choice */ - if (choice >= (max_choice + scrollamt)) { - scrollamt = choice - max_choice + 1; - choice = max_choice - 1; - } - /* Print the list */ - for (i = 0; i < max_choice; i++) - print_item(list, - &items[i + scrollamt], - states, - i, i == choice); - (void) wnoutrefresh(list); - - /* register the new window, along with its borders */ - dlg_mouse_mkbigregion(box_y + 1, box_x, use_height, list_width + 2, - KEY_MAX, 1, 1, 1 /* by lines */ ); - - print_arrows(dialog, - box_x, box_y, - scrollamt, max_choice, item_no, use_height); - - dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width); - - while (result == DLG_EXIT_UNKNOWN) { - if (button < 0) /* --visit-items */ - wmove(dialog, box_y + choice + 1, box_x + check_x + 2); - - key = dlg_mouse_wgetch(dialog, &fkey); - if (dlg_result_key(key, fkey, &result)) - break; - - was_mouse = (fkey && is_DLGK_MOUSE(key)); - if (was_mouse) - key -= M_EVENT; - - if (was_mouse && (key >= KEY_MAX)) { - getyx(dialog, cur_y, cur_x); - i = (key - KEY_MAX); - if (i < max_choice) { - /* De-highlight current item */ - print_item(list, - &items[scrollamt + choice], - states, - choice, FALSE); - /* Highlight new item */ - choice = (key - KEY_MAX); - print_item(list, - &items[scrollamt + choice], - states, - choice, TRUE); - (void) wnoutrefresh(list); - (void) wmove(dialog, cur_y, cur_x); - - key = ' '; /* force the selected item to toggle */ - } else { - beep(); - continue; - } - fkey = FALSE; - } else if (was_mouse && key >= KEY_MIN) { - key = dlg_lookup_key(dialog, key, &fkey); - } - - /* - * A space toggles the item status. We handle either a checklist - * (any number of items can be selected) or radio list (zero or one - * items can be selected). - */ - if (key == ' ') { - int current = scrollamt + choice; - int next = items[current].state + 1; - - if (next >= num_states) - next = 0; - - getyx(dialog, cur_y, cur_x); - if (flag == FLAG_CHECK) { /* checklist? */ - items[current].state = next; - print_item(list, - &items[scrollamt + choice], - states, - choice, TRUE); - } else { /* radiolist */ - for (i = 0; i < item_no; i++) { - if (i != current) { - items[i].state = 0; - } - } - if (items[current].state) { - items[current].state = next ? next : 1; - print_item(list, - &items[current], - states, - choice, TRUE); - } else { - items[current].state = 1; - for (i = 0; i < max_choice; i++) - print_item(list, - &items[scrollamt + i], - states, - i, i == choice); - } - } - (void) wnoutrefresh(list); - (void) wmove(dialog, cur_y, cur_x); - wrefresh(dialog); - continue; /* wait for another key press */ - } - - /* - * Check if key pressed matches first character of any item tag in - * list. If there is more than one match, we will cycle through - * each one as the same key is pressed repeatedly. - */ - found = FALSE; - if (!fkey) { - if (button < 0 || !dialog_state.visit_items) { - for (j = scrollamt + choice + 1; j < item_no; j++) { - if (dlg_match_char(dlg_last_getc(), items[j].name)) { - found = TRUE; - i = j - scrollamt; - break; - } - } - if (!found) { - for (j = 0; j <= scrollamt + choice; j++) { - if (dlg_match_char(dlg_last_getc(), items[j].name)) { - found = TRUE; - i = j - scrollamt; - break; - } - } - } - if (found) - dlg_flush_getc(); - } else if ((j = dlg_char_to_button(key, buttons)) >= 0) { - button = j; - ungetch('\n'); - continue; - } - } - - /* - * A single digit (1-9) positions the selection to that line in the - * current screen. - */ - if (!found - && (key <= '9') - && (key > '0') - && (key - '1' < max_choice)) { - found = TRUE; - i = key - '1'; - } - - if (!found) { - if (fkey) { - found = TRUE; - switch (key) { - case DLGK_ITEM_FIRST: - i = -scrollamt; - break; - case DLGK_ITEM_LAST: - i = item_no - 1 - scrollamt; - break; - case DLGK_PAGE_PREV: - if (choice) - i = 0; - else if (scrollamt != 0) - i = -MIN(scrollamt, max_choice); - else - continue; - break; - case DLGK_PAGE_NEXT: - i = MIN(choice + max_choice, item_no - scrollamt - 1); - break; - case DLGK_ITEM_PREV: - i = choice - 1; - if (choice == 0 && scrollamt == 0) - continue; - break; - case DLGK_ITEM_NEXT: - i = choice + 1; - if (scrollamt + choice >= item_no - 1) - continue; - break; - default: - found = FALSE; - break; - } - } - } - - if (found) { - if (i != choice) { - getyx(dialog, cur_y, cur_x); - if (i < 0 || i >= max_choice) { -#if defined(NCURSES_VERSION_MAJOR) && NCURSES_VERSION_MAJOR < 5 - /* - * Using wscrl to assist ncurses scrolling is not needed - * in version 5.x - */ - if (i == -1) { - if (use_height > 1) { - /* De-highlight current first item */ - print_item(list, - &items[scrollamt], - states, - 0, FALSE); - scrollok(list, TRUE); - wscrl(list, -1); - scrollok(list, FALSE); - } - scrollamt--; - print_item(list, - &items[scrollamt], - states, - 0, TRUE); - } else if (i == max_choice) { - if (use_height > 1) { - /* De-highlight current last item before scrolling up */ - print_item(list, - &items[scrollamt + max_choice - 1], - states, - max_choice - 1, FALSE); - scrollok(list, TRUE); - wscrl(list, 1); - scrollok(list, FALSE); - } - scrollamt++; - print_item(list, - &items[scrollamt + max_choice - 1], - states, - max_choice - 1, TRUE); - } else -#endif - { - if (i < 0) { - scrollamt += i; - choice = 0; - } else { - choice = max_choice - 1; - scrollamt += (i - max_choice + 1); - } - for (i = 0; i < max_choice; i++) { - print_item(list, - &items[scrollamt + i], - states, - i, i == choice); - } - } - (void) wnoutrefresh(list); - print_arrows(dialog, - box_x, box_y, - scrollamt, max_choice, item_no, use_height); - } else { - /* De-highlight current item */ - print_item(list, - &items[scrollamt + choice], - states, - choice, FALSE); - /* Highlight new item */ - choice = i; - print_item(list, - &items[scrollamt + choice], - states, - choice, TRUE); - (void) wnoutrefresh(list); - (void) wmove(dialog, cur_y, cur_x); - wrefresh(dialog); - } - } - continue; /* wait for another key press */ - } - - if (fkey) { - switch (key) { - case DLGK_ENTER: - result = dlg_ok_buttoncode(button); - break; - case DLGK_FIELD_PREV: - button = dlg_prev_button(buttons, button); - dlg_draw_buttons(dialog, height - 2, 0, buttons, button, - FALSE, width); - break; - case DLGK_FIELD_NEXT: - button = dlg_next_button(buttons, button); - dlg_draw_buttons(dialog, height - 2, 0, buttons, button, - FALSE, width); - break; -#ifdef KEY_RESIZE - case KEY_RESIZE: - /* reset data */ - height = old_height; - width = old_width; - /* repaint */ - dlg_clear(); - dlg_del_window(dialog); - refresh(); - dlg_mouse_free_regions(); - goto retry; -#endif - default: - if (was_mouse) { - if ((key2 = dlg_ok_buttoncode(key)) >= 0) { - result = key2; - break; - } - beep(); - } - } - } else { - beep(); - } - } - - dlg_del_window(dialog); - dlg_mouse_free_regions(); - free(prompt); - *current_item = (scrollamt + choice); - return result; -} - -/* - * Display a dialog box with a list of options that can be turned on or off - * The `flag' parameter is used to select between radiolist and checklist. - */ -int -dialog_checklist(const char *title, - const char *cprompt, - int height, - int width, - int list_height, - int item_no, - char **items, - int flag) -{ - int result; - int i; - DIALOG_LISTITEM *listitems; - bool separate_output = ((flag == FLAG_CHECK) - && (dialog_vars.separate_output)); - bool show_status = FALSE; - int current = 0; - - listitems = dlg_calloc(DIALOG_LISTITEM, item_no + 1); - assert_ptr(listitems, "dialog_checklist"); - - for (i = 0; i < item_no; ++i) { - listitems[i].name = ItemName(i); - listitems[i].text = ItemText(i); - listitems[i].help = ((dialog_vars.item_help) - ? ItemHelp(i) - : dlg_strempty()); - listitems[i].state = !dlg_strcmp(ItemStatus(i), "on"); - } - dlg_align_columns(&listitems[0].text, sizeof(DIALOG_LISTITEM), item_no); - - result = dlg_checklist(title, - cprompt, - height, - width, - list_height, - item_no, - listitems, - NULL, - flag, - ¤t); - - switch (result) { - case DLG_EXIT_OK: /* FALLTHRU */ - case DLG_EXIT_EXTRA: - show_status = TRUE; - break; - case DLG_EXIT_HELP: - dlg_add_result("HELP "); - show_status = dialog_vars.help_status; - if (USE_ITEM_HELP(listitems[current].help)) { - if (show_status) { - if (separate_output) { - dlg_add_string(listitems[current].help); - dlg_add_separator(); - } else { - dlg_add_quoted(listitems[current].help); - } - } else { - dlg_add_string(listitems[current].help); - } - result = DLG_EXIT_ITEM_HELP; - } else { - if (show_status) { - if (separate_output) { - dlg_add_string(listitems[current].name); - dlg_add_separator(); - } else { - dlg_add_quoted(listitems[current].name); - } - } else { - dlg_add_string(listitems[current].name); - } - } - break; - } - - if (show_status) { - for (i = 0; i < item_no; i++) { - if (listitems[i].state) { - if (separate_output) { - dlg_add_string(listitems[i].name); - dlg_add_separator(); - } else { - if (dlg_need_separator()) - dlg_add_separator(); - dlg_add_string(listitems[i].name); - } - } - } - } - - dlg_free_columns(&listitems[0].text, sizeof(DIALOG_LISTITEM), item_no); - free(listitems); - return result; -} |