static int
handle_button(int code, char **items, int choice)
{
    switch (code) {
    case DLG_EXIT_OK:		/* FALLTHRU */
    case DLG_EXIT_EXTRA:
	dlg_add_result(ItemName(choice));
	break;
    case DLG_EXIT_HELP:
	dlg_add_result("HELP ");
	if (USE_ITEM_HELP(ItemHelp(choice))) {
	    dlg_add_result(ItemHelp(choice));
	    code = DLG_EXIT_OK;	/* this is inconsistent */
	} else {
	    dlg_add_result(ItemName(choice));
	}
	break;
    }
    return code;
}
/*
 * 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 separate_output)
{
    int i, j, key2, found, x, y, cur_x, cur_y, box_x, box_y;
    int key = 0, fkey;
    int button = 0;
    int choice = 0;
    int scrollamt = 0;
    int max_choice, *status;
    int use_width, name_width, text_width;
    int result = DLG_EXIT_UNKNOWN;
    WINDOW *dialog, *list;
    char *prompt = strclone(cprompt);
    const char **buttons = dlg_ok_labels();

    tab_correct_str(prompt);
    if (list_height == 0) {
	use_width = calc_listw(item_no, items, CHECKBOX_TAGS) + 10;
	/* calculate height without items (4) */
	auto_size(title, prompt, &height, &width, 4, MAX(26, use_width));
	calc_listh(&height, &list_height, item_no);
    } else {
	auto_size(title, prompt, &height, &width, 4 + list_height, 26);
    }
    print_size(height, width);
    ctl_size(height, width);

    checkflag = flag;

    /* Allocate space for storing item on/off status */
    status = malloc(sizeof(int) * item_no);
    assert_ptr(status, "dialog_checklist");

    /* Initializes status */
    for (i = 0; i < item_no; i++)
	status[i] = !dlg_strcmp(ItemStatus(i), "on");

    max_choice = MIN(list_height, item_no);

    x = box_x_ordinate(width);
    y = box_y_ordinate(height);

    dialog = new_window(height, width, y, x);

    mouse_setbase(x, y);

    draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
    draw_bottom_box(dialog);
    draw_title(dialog, title);

    wattrset(dialog, dialog_attr);
    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;

    /* create new window for the list */
    list = sub_window(dialog, list_height, list_width,
		      y + box_y + 1, x + box_x + 1);

    /* draw a box around the list items */
    draw_box(dialog, box_y, box_x,
	     list_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, (int) strlen(ItemText(i)));
	name_width = MAX(name_width, (int) strlen(ItemName(i)));
    }

    /* 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 = 0.25 * use_width;
	if (name_width > need) {
	    int want = 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;

    /* Print the list */
    for (i = 0; i < max_choice; i++)
	print_item(list,
		   ItemData(i),
		   status[i], i, i == choice);
    (void) wnoutrefresh(list);

    /* register the new window, along with its borders */
    mouse_mkbigregion(box_y + 1, box_x, list_height, list_width + 2,
		      KEY_MAX, 1, 1, 1 /* by lines */ );

    dlg_draw_arrows(dialog, scrollamt,
		    scrollamt + max_choice < item_no - 1,
		    box_x + check_x + 5,
		    box_y,
		    box_y + list_height + 1);

    dlg_draw_buttons(dialog, height - 2, 0, buttons, 0, FALSE, width);

    wtimeout(dialog, WTIMEOUT_VAL);

    while (result == DLG_EXIT_UNKNOWN) {
	key = mouse_wgetch(dialog, &fkey);

	if (fkey && (key >= (M_EVENT + KEY_MAX))) {
	    getyx(dialog, cur_y, cur_x);
	    /* De-highlight current item */
	    print_item(list,
		       ItemData(scrollamt + choice),
		       status[scrollamt + choice], choice, FALSE);
	    /* Highlight new item */
	    choice = (key - (M_EVENT + KEY_MAX));
	    print_item(list,
		       ItemData(scrollamt + choice),
		       status[scrollamt + choice], choice, TRUE);
	    (void) wnoutrefresh(list);
	    (void) wmove(dialog, cur_y, cur_x);

	    key = ' ';		/* force the selected item to toggle */
	    fkey = FALSE;
	}

	/*
	 * 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 == ' ') {
	    getyx(dialog, cur_y, cur_x);
	    if (flag == FLAG_CHECK) {	/* checklist? */
		status[scrollamt + choice] = !status[scrollamt + choice];
		print_item(list,
			   ItemData(scrollamt + choice),
			   status[scrollamt + choice], choice, TRUE);
	    } else {		/* radiolist */
		if (!status[scrollamt + choice]) {
		    for (i = 0; i < item_no; i++)
			status[i] = FALSE;
		    status[scrollamt + choice] = TRUE;
		    for (i = 0; i < max_choice; i++)
			print_item(list,
				   ItemData(scrollamt + i),
				   status[scrollamt + i], i, i == choice);
		}
	    }
	    (void) wnoutrefresh(list);
	    (void) wmove(dialog, cur_y, cur_x);
	    wrefresh(dialog);
	    continue;		/* wait for another key press */
	} else if (key == ESC) {
	    result = DLG_EXIT_ESC;
	    continue;
	}

	if (!fkey) {
	    fkey = TRUE;
	    switch (key) {
	    case '\n':
	    case '\r':
		key = KEY_ENTER;
		break;
	    case '-':
		key = KEY_UP;
		break;
	    case '+':
		key = KEY_DOWN;
		break;
	    case TAB:
		key = KEY_RIGHT;
		break;
	    default:
		fkey = FALSE;
		break;
	    }
	}

	/*
	 * 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) {
	    for (j = scrollamt + choice + 1; j < item_no; j++) {
		if (dlg_match_char(dlg_last_getc(), ItemName(j))) {
		    found = TRUE;
		    i = j - scrollamt;
		    break;
		}
	    }
	    if (!found) {
		for (j = 0; j <= scrollamt + choice; j++) {
		    if (dlg_match_char(dlg_last_getc(), ItemName(j))) {
			found = TRUE;
			i = j - scrollamt;
			break;
		    }
		}
	    }
	    if (found)
		dlg_flush_getc();
	}

	/*
	 * 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 KEY_HOME:
		    i = -scrollamt;
		    break;
		case KEY_LL:
		case KEY_END:
		    i = item_no - 1 - scrollamt;
		    break;
		case M_EVENT + KEY_PPAGE:
		case KEY_PPAGE:
		    if (choice)
			i = 0;
		    else if (scrollamt != 0)
			i = -MIN(scrollamt, max_choice);
		    else
			continue;
		    break;
		case M_EVENT + KEY_NPAGE:
		case KEY_NPAGE:
		    i = MIN(choice + max_choice, item_no - scrollamt - 1);
		    break;
		case KEY_UP:
		    i = choice - 1;
		    if (choice == 0 && scrollamt == 0)
			continue;
		    break;
		case KEY_DOWN:
		    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 (list_height > 1) {
			    /* De-highlight current first item */
			    print_item(list,
				       ItemData(scrollamt),
				       status[scrollamt], 0, FALSE);
			    scrollok(list, TRUE);
			    wscrl(list, -1);
			    scrollok(list, FALSE);
			}
			scrollamt--;
			print_item(list,
				   ItemData(scrollamt),
				   status[scrollamt], 0, TRUE);
		    } else if (i == max_choice) {
			if (list_height > 1) {
			    /* De-highlight current last item before scrolling up */
			    print_item(list,
				       ItemData(scrollamt + max_choice - 1),
				       status[scrollamt + max_choice - 1],
				       max_choice - 1, FALSE);
			    scrollok(list, TRUE);
			    wscrl(list, 1);
			    scrollok(list, FALSE);
			}
			scrollamt++;
			print_item(list,
				   ItemData(scrollamt + max_choice - 1),
				   status[scrollamt + max_choice - 1],
				   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,
				       ItemData(scrollamt + i),
				       status[scrollamt + i], i, i == choice);
			}
		    }
		    (void) wnoutrefresh(list);
		    dlg_draw_arrows(dialog, scrollamt,
				    scrollamt + choice < item_no - 1,
				    box_x + check_x + 5,
				    box_y,
				    box_y + list_height + 1);
		} else {
		    /* De-highlight current item */
		    print_item(list,
			       ItemData(scrollamt + choice),
			       status[scrollamt + choice], choice, FALSE);
		    /* Highlight new item */
		    choice = i;
		    print_item(list,
			       ItemData(scrollamt + choice),
			       status[scrollamt + choice], 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 KEY_ENTER:
		result = dlg_ok_buttoncode(button);
		break;
	    case KEY_BTAB:
	    case KEY_LEFT:
		button = dlg_prev_button(buttons, button);
		dlg_draw_buttons(dialog, height - 2, 0, buttons, button,
				 FALSE, width);
		break;
	    case KEY_RIGHT:
		button = dlg_next_button(buttons, button);
		dlg_draw_buttons(dialog, height - 2, 0, buttons, button,
				 FALSE, width);
		break;
	    default:
		if (key >= M_EVENT) {
		    if ((key2 = dlg_ok_buttoncode(key - M_EVENT)) >= 0) {
			result = key2;
			break;
		    }
		    beep();
		}
	    }
	} else {
	    beep();
	}
    }

    del_window(dialog);
    switch (result) {
    case DLG_EXIT_OK:		/* FALLTHRU */
    case DLG_EXIT_EXTRA:
	for (i = 0; i < item_no; i++) {
	    if (status[i]) {
		if (flag == FLAG_CHECK) {
		    if (separate_output) {
			dlg_add_result(ItemName(i));
			dlg_add_result("\n");
		    } else {
			dlg_add_result("\"");
			dlg_add_result(ItemName(i));
			dlg_add_result("\" ");
		    }
		} else {
		    dlg_add_result(ItemName(i));
		}
	    }
	}
	break;
    case DLG_EXIT_HELP:
	dlg_add_result("HELP ");
	if (USE_ITEM_HELP(ItemHelp(scrollamt + choice))) {
	    dlg_add_result(ItemHelp(scrollamt + choice));
	    result = DLG_EXIT_OK;	/* this is inconsistent */
	} else {
	    dlg_add_result(ItemName(scrollamt + choice));
	}
	break;
    }
    mouse_free_regions();
    free(status);
    free(prompt);
    return result;
}
Beispiel #3
0
/*
 * Display a dialog box for entering a date
 */
int
dialog_calendar(const char *title,
		const char *subtitle,
		int height,
		int width,
		int day,
		int month,
		int year)
{
    /* *INDENT-OFF* */
    static DLG_KEYS_BINDING binding[] = {
	HELPKEY_BINDINGS,
	ENTERKEY_BINDINGS,
	DLG_KEYS_DATA( DLGK_ENTER,	' ' ),
	DLG_KEYS_DATA( DLGK_FIELD_NEXT, TAB ),
	DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_BTAB ),
	DLG_KEYS_DATA( DLGK_GRID_DOWN,	'j' ),
	DLG_KEYS_DATA( DLGK_GRID_DOWN,	DLGK_MOUSE(KEY_NPAGE) ),
	DLG_KEYS_DATA( DLGK_GRID_DOWN,	KEY_DOWN ),
	DLG_KEYS_DATA( DLGK_GRID_DOWN,	KEY_NPAGE ),
	DLG_KEYS_DATA( DLGK_GRID_LEFT,	'-' ),
	DLG_KEYS_DATA( DLGK_GRID_LEFT,  'h' ),
	DLG_KEYS_DATA( DLGK_GRID_LEFT,  CHR_BACKSPACE ),
	DLG_KEYS_DATA( DLGK_GRID_LEFT,  CHR_PREVIOUS ),
	DLG_KEYS_DATA( DLGK_GRID_LEFT,  KEY_LEFT ),
	DLG_KEYS_DATA( DLGK_GRID_RIGHT,	'+' ),
	DLG_KEYS_DATA( DLGK_GRID_RIGHT, 'l' ),
	DLG_KEYS_DATA( DLGK_GRID_RIGHT, CHR_NEXT ),
	DLG_KEYS_DATA( DLGK_GRID_RIGHT, KEY_NEXT ),
	DLG_KEYS_DATA( DLGK_GRID_RIGHT, KEY_RIGHT ),
	DLG_KEYS_DATA( DLGK_GRID_UP,	'k' ),
	DLG_KEYS_DATA( DLGK_GRID_UP,	KEY_PPAGE ),
	DLG_KEYS_DATA( DLGK_GRID_UP,	KEY_PREVIOUS ),
	DLG_KEYS_DATA( DLGK_GRID_UP,	KEY_UP ),
	DLG_KEYS_DATA( DLGK_GRID_UP,  	DLGK_MOUSE(KEY_PPAGE) ),
	END_KEYS_BINDING
    };
    /* *INDENT-ON* */

#ifdef KEY_RESIZE
    int old_height = height;
    int old_width = width;
#endif
    BOX dy_box, mn_box, yr_box;
    int fkey;
    int key = 0;
    int key2;
    int step;
    int button;
    int result = DLG_EXIT_UNKNOWN;
    WINDOW *dialog;
    time_t now_time = time((time_t *) 0);
    struct tm current;
    int state = dlg_default_button();
    const char **buttons = dlg_ok_labels();
    char *prompt = dlg_strclone(subtitle);
    int mincols = MIN_WIDE;
    char buffer[MAX_LEN];
    DIALOG_VARS save_vars;

    dlg_save_vars(&save_vars);
    dialog_vars.separate_output = TRUE;

    dlg_does_output();

    now_time = time((time_t *) 0);
    current = *localtime(&now_time);
    if (day < 0)
	day = current.tm_mday;
    if (month < 0)
	month = current.tm_mon + 1;
    if (year < 0)
	year = current.tm_year + 1900;

    /* compute a struct tm that matches the day/month/year parameters */
    if (((year -= 1900) > 0) && (year < 200)) {
	/* ugly, but I'd like to run this on older machines w/o mktime -TD */
	for (;;) {
	    if (year > current.tm_year) {
		now_time += ONE_DAY * days_in_year(&current, 0);
	    } else if (year < current.tm_year) {
		now_time -= ONE_DAY * days_in_year(&current, -1);
	    } else if (month > current.tm_mon + 1) {
		now_time += ONE_DAY * days_in_month(&current, 0);
	    } else if (month < current.tm_mon + 1) {
		now_time -= ONE_DAY * days_in_month(&current, -1);
	    } else if (day > current.tm_mday) {
		now_time += ONE_DAY;
	    } else if (day < current.tm_mday) {
		now_time -= ONE_DAY;
	    } else {
		break;
	    }
	    current = *localtime(&now_time);
	}
    }
    dlg_button_layout(buttons, &mincols);

#ifdef KEY_RESIZE
  retry:
#endif

    dlg_auto_size(title, prompt, &height, &width, 0, mincols);
    height += MIN_HIGH - 1;
    dlg_print_size(height, width);
    dlg_ctl_size(height, width);

    dialog = dlg_new_window(height, width,
			    dlg_box_y_ordinate(height),
			    dlg_box_x_ordinate(width));
    dlg_register_window(dialog, "calendar", binding);
    dlg_register_buttons(dialog, "calendar", buttons);

    /* mainbox */
    dlg_draw_box2(dialog, 0, 0, height, width, dialog_attr, border_attr, border2_attr);
    dlg_draw_bottom_box2(dialog, border_attr, border2_attr, dialog_attr);
    dlg_draw_title(dialog, title);

    (void) wattrset(dialog, dialog_attr);	/* text mainbox */
    dlg_print_autowrap(dialog, prompt, height, width);

    /* compute positions of day, month and year boxes */
    memset(&dy_box, 0, sizeof(dy_box));
    memset(&mn_box, 0, sizeof(mn_box));
    memset(&yr_box, 0, sizeof(yr_box));

    if (init_object(&dy_box,
		    dialog,
		    (width - DAY_WIDE) / 2,
		    1 + (height - (DAY_HIGH + BTN_HIGH + (5 * MARGIN))),
		    DAY_WIDE,
		    DAY_HIGH + 1,
		    draw_day,
		    'D') < 0
	|| DrawObject(&dy_box) < 0) {
	return CleanupResult(DLG_EXIT_ERROR, dialog, prompt, &save_vars);
    }

    if (init_object(&mn_box,
		    dialog,
		    dy_box.x,
		    dy_box.y - (HDR_HIGH + 2 * MARGIN),
		    (DAY_WIDE / 2) - MARGIN,
		    HDR_HIGH,
		    draw_month,
		    'M') < 0
	|| DrawObject(&mn_box) < 0) {
	return CleanupResult(DLG_EXIT_ERROR, dialog, prompt, &save_vars);
    }

    if (init_object(&yr_box,
		    dialog,
		    dy_box.x + mn_box.width + 2,
		    mn_box.y,
		    mn_box.width,
		    mn_box.height,
		    draw_year,
		    'Y') < 0
	|| DrawObject(&yr_box) < 0) {
	return CleanupResult(DLG_EXIT_ERROR, dialog, prompt, &save_vars);
    }

    dlg_trace_win(dialog);
    while (result == DLG_EXIT_UNKNOWN) {
	BOX *obj = (state == sDAY ? &dy_box
		    : (state == sMONTH ? &mn_box :
		       (state == sYEAR ? &yr_box : 0)));

	button = (state < 0) ? 0 : state;
	dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);
	if (obj != 0)
	    dlg_set_focus(dialog, obj->window);

	key = dlg_mouse_wgetch(dialog, &fkey);
	if (dlg_result_key(key, fkey, &result))
	    break;

	if (fkey && (key >= DLGK_MOUSE(KEY_MIN) && key <= DLGK_MOUSE(KEY_MAX))) {
	    key = dlg_lookup_key(dialog, key - M_EVENT, &fkey);
	}

	if ((key2 = dlg_char_to_button(key, buttons)) >= 0) {
	    result = key2;
	} else if (fkey) {
	    /* handle function-keys */
	    switch (key) {
	    case DLGK_MOUSE('D'):
		state = sDAY;
		break;
	    case DLGK_MOUSE('M'):
		state = sMONTH;
		break;
	    case DLGK_MOUSE('Y'):
		state = sYEAR;
		break;
	    case DLGK_ENTER:
		result = dlg_enter_buttoncode(button);
		break;
	    case DLGK_FIELD_PREV:
		state = dlg_prev_ok_buttonindex(state, sMONTH);
		break;
	    case DLGK_FIELD_NEXT:
		state = dlg_next_ok_buttonindex(state, sMONTH);
		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:
		step = 0;
		key2 = -1;
		if (is_DLGK_MOUSE(key)) {
		    if ((key2 = dlg_ok_buttoncode(key - M_EVENT)) >= 0) {
			result = key2;
			break;
		    } else if (key >= DLGK_MOUSE(KEY_MAX)) {
			state = sDAY;
			obj = &dy_box;
			key2 = 1;
			step = (key
				- DLGK_MOUSE(KEY_MAX)
				- day_cell_number(&current));
		    }
		}
		if (obj != 0) {
		    if (key2 < 0)
			step = next_or_previous(key, (obj == &dy_box));
		    if (step != 0) {
			struct tm old = current;

			/* see comment regarding mktime -TD */
			if (obj == &dy_box) {
			    now_time += ONE_DAY * step;
			} else if (obj == &mn_box) {
			    if (step > 0)
				now_time += ONE_DAY *
				    days_in_month(&current, 0);
			    else
				now_time -= ONE_DAY *
				    days_in_month(&current, -1);
			} else if (obj == &yr_box) {
			    if (step > 0)
				now_time += (ONE_DAY
					     * days_in_year(&current, 0));
			    else
				now_time -= (ONE_DAY
					     * days_in_year(&current, -1));
			}

			current = *localtime(&now_time);

			if (obj != &dy_box
			    && (current.tm_mday != old.tm_mday
				|| current.tm_mon != old.tm_mon
				|| current.tm_year != old.tm_year))
			    DrawObject(&dy_box);
			if (obj != &mn_box && current.tm_mon != old.tm_mon)
			    DrawObject(&mn_box);
			if (obj != &yr_box && current.tm_year != old.tm_year)
			    DrawObject(&yr_box);
			(void) DrawObject(obj);
		    }
		} else if (state >= 0) {
		    if (next_or_previous(key, FALSE) < 0)
			state = dlg_prev_ok_buttonindex(state, sMONTH);
		    else if (next_or_previous(key, FALSE) > 0)
			state = dlg_next_ok_buttonindex(state, sMONTH);
		}
		break;
	    }
	}
    }

#define DefaultFormat(dst, src) \
	sprintf(dst, "%02d/%02d/%0d", \
		src.tm_mday, src.tm_mon + 1, src.tm_year + 1900)
#ifdef HAVE_STRFTIME
    if (dialog_vars.date_format != 0) {
	size_t used = strftime(buffer,
			       sizeof(buffer) - 1,
			       dialog_vars.date_format,
			       &current);
	if (used == 0 || *buffer == '\0')
	    DefaultFormat(buffer, current);
    } else
#endif
	DefaultFormat(buffer, current);

    dlg_add_result(buffer);
    dlg_add_separator();

    return CleanupResult(result, dialog, prompt, &save_vars);
}
Beispiel #4
0
/*
 * 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, (size_t) 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, (int) sizeof(DIALOG_LISTITEM), item_no);

    result = dlg_checklist(title,
			   cprompt,
			   height,
			   width,
			   list_height,
			   item_no,
			   listitems,
			   NULL,
			   flag,
			   &current);

    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, (int) sizeof(DIALOG_LISTITEM), item_no);
    free(listitems);
    return result;
}
Beispiel #5
0
int
dialog_mixedform(const char *title,
                 const char *cprompt,
                 int height,
                 int width,
                 int form_height,
                 int item_no,
                 char **items)
{
    int result;
    int choice;
    int i;
    DIALOG_FORMITEM *listitems;
    DIALOG_VARS save_vars;
    bool show_status = FALSE;

    dlg_save_vars(&save_vars);
    dialog_vars.separate_output = TRUE;

    listitems = dlg_calloc(DIALOG_FORMITEM, (size_t) item_no + 1);
    assert_ptr(listitems, "dialog_mixedform");

    for (i = 0; i < item_no; ++i) {
        listitems[i].type = dialog_vars.formitem_type;
        listitems[i].name = ItemName(i);
        listitems[i].name_len = (int) strlen(ItemName(i));
        listitems[i].name_y = dlg_ordinate(ItemNameY(i));
        listitems[i].name_x = dlg_ordinate(ItemNameX(i));
        listitems[i].text = ItemText(i);
        listitems[i].text_len = (int) strlen(ItemText(i));
        listitems[i].text_y = dlg_ordinate(ItemTextY(i));
        listitems[i].text_x = dlg_ordinate(ItemTextX(i));
        listitems[i].text_flen = atoi(ItemTextFLen(i));
        listitems[i].text_ilen = atoi(ItemTextILen(i));
        listitems[i].help = (dialog_vars.item_help ? ItemHelp(i) :
                             dlg_strempty());
        listitems[i].type = (unsigned) atoi(ItemTypep(i));
    }

    result = dlg_form(title,
                      cprompt,
                      height,
                      width,
                      form_height,
                      item_no,
                      listitems,
                      &choice);

    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[choice].help)) {
            dlg_add_string(listitems[choice].help);
            result = DLG_EXIT_ITEM_HELP;
        } else {
            dlg_add_string(listitems[choice].name);
        }
        if (show_status)
            dlg_add_separator();
        break;
    }
    if (show_status) {
        for (i = 0; i < item_no; i++) {
            if (listitems[i].text_flen > 0) {
                dlg_add_string(listitems[i].text);
                dlg_add_separator();
            }
        }
        dlg_add_last_key(-1);
    }

    dlg_free_formitems(listitems);
    dlg_restore_vars(&save_vars);

    return result;
}
Beispiel #6
0
/*
 * Display a dialog box with a list of options that can be turned on or off
 */
int
dialog_buildlist(const char *title,
		 const char *cprompt,
		 int height,
		 int width,
		 int list_height,
		 int item_no,
		 char **items,
		 int order_mode)
{
    int result;
    int i, j;
    DIALOG_LISTITEM *listitems;
    bool separate_output = dialog_vars.separate_output;
    bool show_status = FALSE;
    int current = 0;

    listitems = dlg_calloc(DIALOG_LISTITEM, (size_t) item_no + 1);
    assert_ptr(listitems, "dialog_buildlist");

    for (i = j = 0; i < item_no; ++i) {
	listitems[i].name = items[j++];
	listitems[i].text = (dialog_vars.no_items
			     ? dlg_strempty()
			     : items[j++]);
	listitems[i].state = !dlg_strcmp(items[j++], "on");
	listitems[i].help = ((dialog_vars.item_help)
			     ? items[j++]
			     : dlg_strempty());
    }
    dlg_align_columns(&listitems[0].text, (int) sizeof(DIALOG_LISTITEM), item_no);

    result = dlg_buildlist(title,
			   cprompt,
			   height,
			   width,
			   list_height,
			   item_no,
			   listitems,
			   NULL,
			   order_mode,
			   &current);

    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_quoted(listitems[i].name);
		}
	    }
	}
	dlg_add_last_key(-1);
    }

    dlg_free_columns(&listitems[0].text, (int) sizeof(DIALOG_LISTITEM), item_no);
    free(listitems);
    return result;
}
/*
 * Display a menu for choosing among a number of options
 */
int
dialog_menu(const char *title, const char *cprompt, int height, int width,
	    int menu_height, int item_no, char **items)
{
    int i, j, x, y, cur_x, cur_y, box_x, box_y;
    int key = 0, fkey;
    int button = 0;
    int choice = dlg_default_item(items, MENUBOX_TAGS);
    int result = DLG_EXIT_UNKNOWN;
    int scrollamt = 0;
    int max_choice, min_width;
    int found;
    int use_width, name_width, text_width;
    WINDOW *dialog, *menu;
    char *prompt = strclone(cprompt);
    const char **buttons = dlg_ok_labels();

    tab_correct_str(prompt);
    if (menu_height == 0) {
	min_width = calc_listw(item_no, items, MENUBOX_TAGS) + 10;
	/* calculate height without items (4) */
	auto_size(title, prompt, &height, &width, 4, MAX(26, min_width));
	calc_listh(&height, &menu_height, item_no);
    } else {
	auto_size(title, prompt, &height, &width, 4 + menu_height, 26);
    }
    print_size(height, width);
    ctl_size(height, width);

    /* Find out maximal number of displayable items at once. */
    max_choice = MIN(menu_height,
		     RowHeight(item_no));
    if (dialog_vars.input_menu)
	max_choice /= INPUT_ROWS;

    x = box_x_ordinate(width);
    y = box_y_ordinate(height);

    dialog = new_window(height, width, y, x);

    mouse_setbase(x, y);

    draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
    draw_bottom_box(dialog);
    draw_title(dialog, title);

    wattrset(dialog, dialog_attr);
    print_autowrap(dialog, prompt, height, width);

    menu_width = width - 6;
    getyx(dialog, cur_y, cur_x);
    box_y = cur_y + 1;
    box_x = (width - menu_width) / 2 - 1;

    /* create new window for the menu */
    menu = sub_window(dialog, menu_height, menu_width,
		      y + box_y + 1,
		      x + box_x + 1);

    /* 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);

    name_width = 0;
    text_width = 0;

    /* Find length of longest item to center menu  *
     * only if --menu was given, using --inputmenu *
     * won't be centered.                         */
    for (i = 0; i < item_no; i++) {
	name_width = MAX(name_width, dlg_count_columns(ItemName(i)));
	text_width = MAX(text_width, dlg_count_columns(ItemText(i)));
    }

    /* 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 = (menu_width - GUTTER);
    if (text_width + name_width > use_width) {
	int need = 0.25 * use_width;
	if (name_width > need) {
	    int want = use_width * ((double) name_width) / (text_width + name_width);
	    name_width = (want > need) ? want : need;
	}
	text_width = use_width - name_width;
    }

    tag_x = (dialog_vars.input_menu
	     ? 0
	     : (use_width - text_width - name_width) / 2);
    item_x = name_width + tag_x + GUTTER;

    if (choice - scrollamt >= max_choice) {
	scrollamt = choice - (max_choice - 1);
	choice = max_choice - 1;
    }

    /* Print the menu */
    for (i = 0; i < max_choice; i++)
	print_item(menu, ItemData(i + scrollamt), i, i == choice);
    (void) wnoutrefresh(menu);

    /* register the new window, along with its borders */
    mouse_mkbigregion(box_y + 1, box_x, menu_height + 2, menu_width + 2,
		      KEY_MAX, 1, 1, 1 /* by lines */ );

    dlg_draw_arrows(dialog, scrollamt,
		    scrollamt + max_choice < item_no,
		    box_x + tag_x + 1,
		    box_y,
		    box_y + menu_height + 1);

    dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);

    wtimeout(dialog, WTIMEOUT_VAL);

    while (result == DLG_EXIT_UNKNOWN) {
	key = mouse_wgetch(dialog, &fkey);

	if (!fkey) {
	    fkey = TRUE;
	    switch (key) {
	    case '\n':
	    case '\r':
		key = KEY_ENTER;
		break;
	    case '-':
		key = KEY_UP;
		break;
	    case '+':
		key = KEY_DOWN;
		break;
	    case ' ':
	    case TAB:
		key = KEY_RIGHT;
		break;
	    case ESC:
		result = DLG_EXIT_ESC;
		continue;
	    default:
		fkey = FALSE;
		break;
	    }
	}

	found = FALSE;
	if (fkey) {
	    /*
	     * Allow a mouse-click on a box to switch selection to that box.
	     * Handling a button click is a little more complicated, since we
	     * push a KEY_ENTER back onto the input stream so we'll put the
	     * cursor at the right place before handling the "keypress".
	     */
	    if (key >= (M_EVENT + KEY_MAX)) {
		key -= (M_EVENT + KEY_MAX);
		i = RowToItem(key);
		found = TRUE;
	    } else if (key >= M_EVENT
		       && dlg_ok_buttoncode(key - M_EVENT) >= 0) {
		button = (key - M_EVENT);
		ungetch('\n');
		continue;
	    }
	} else {
	    /*
	     * 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.
	     */
	    for (j = scrollamt + choice + 1; j < item_no; j++) {
		if (dlg_match_char(dlg_last_getc(), ItemName(j))) {
		    found = TRUE;
		    i = j - scrollamt;
		    break;
		}
	    }
	    if (!found) {
		for (j = 0; j <= scrollamt + choice; j++) {
		    if (dlg_match_char(dlg_last_getc(), ItemName(j))) {
			found = TRUE;
			i = j - scrollamt;
			break;
		    }
		}
	    }
	    if (found)
		dlg_flush_getc();

	    /*
	     * 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 && fkey) {
	    found = TRUE;
	    switch (key) {
	    case KEY_HOME:
		i = -scrollamt;
		break;
	    case KEY_LL:
	    case KEY_END:
		i = item_no - 1 - scrollamt;
		break;
	    case M_EVENT + KEY_PPAGE:
	    case KEY_PPAGE:
		if (choice)
		    i = 0;
		else if (scrollamt != 0)
		    i = -MIN(scrollamt, max_choice);
		else
		    continue;
		break;
	    case M_EVENT + KEY_NPAGE:
	    case KEY_NPAGE:
		i = MIN(choice + max_choice, item_no - scrollamt - 1);
		break;
	    case KEY_UP:
		i = choice - 1;
		if (choice == 0 && scrollamt == 0)
		    continue;
		break;
	    case KEY_DOWN:
		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 (menu_height > 1) {
			    /* De-highlight current first item */
			    print_item(menu, ItemData(scrollamt), 0, FALSE);
			    scrollok(menu, TRUE);
			    wscrl(menu, -RowHeight(1));
			    scrollok(menu, FALSE);
			}
			scrollamt--;
			print_item(menu, ItemData(scrollamt), 0, TRUE);
		    } else if (i == max_choice) {
			if (menu_height > 1) {
			    /* De-highlight current last item before scrolling up */
			    print_item(menu,
				       ItemData(scrollamt + max_choice - 1),
				       max_choice - 1, FALSE);
			    scrollok(menu, TRUE);
			    wscrl(menu, RowHeight(1));
			    scrollok(menu, FALSE);
			}
			scrollamt++;
			print_item(menu,
				   ItemData(scrollamt + max_choice - 1),
				   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(menu,
				       ItemData(scrollamt + i),
				       i, i == choice);
			}
		    }
		    /* Clean bottom lines */
		    if (dialog_vars.input_menu) {
			int spare_lines, x_count;
			spare_lines = menu_height % INPUT_ROWS;
			wattrset(menu, menubox_attr);
			for (; spare_lines; spare_lines--) {
			    wmove(menu, menu_height - spare_lines, 0);
			    for (x_count = 0; x_count < menu_width;
				 x_count++) {
				waddch(menu, ' ');
			    }
			}
		    }
		    (void) wnoutrefresh(menu);
		    dlg_draw_arrows(dialog, scrollamt,
				    scrollamt + choice < item_no - 1,
				    box_x + tag_x + 1,
				    box_y,
				    box_y + menu_height + 1);
		} else {
		    /* De-highlight current item */
		    print_item(menu,
			       ItemData(scrollamt + choice),
			       choice, FALSE);
		    /* Highlight new item */
		    choice = i;
		    print_item(menu,
			       ItemData(scrollamt + choice),
			       choice, TRUE);
		    (void) wnoutrefresh(menu);
		    (void) wmove(dialog, cur_y, cur_x);
		    wrefresh(dialog);
		}
	    }
	    continue;		/* wait for another key press */
	}

	if (fkey) {
	    switch (key) {
	    case KEY_BTAB:
	    case KEY_LEFT:
		button = dlg_prev_button(buttons, button);
		dlg_draw_buttons(dialog, height - 2, 0, buttons, button,
				 FALSE, width);
		break;
	    case KEY_RIGHT:
		button = dlg_next_button(buttons, button);
		dlg_draw_buttons(dialog, height - 2, 0, buttons, button,
				 FALSE, width);
		break;
	    case KEY_ENTER:
		del_window(dialog);
		result = handle_button(dlg_ok_buttoncode(button),
				       items,
				       scrollamt + choice);

		if (dialog_vars.input_menu && result == DLG_EXIT_EXTRA) {
		    char *tmp;
		    tmp = input_menu_edit(menu, ItemData(scrollamt + choice),
					  choice);

		    dialog_vars.input_result[0] = '\0';
		    dlg_add_result("RENAMED ");
		    dlg_add_result(ItemName(scrollamt + choice));
		    dlg_add_result(" ");
		    dlg_add_result(tmp);
		    free(tmp);

		    dlg_draw_buttons(dialog, height - 2, 0,
				     buttons, button, FALSE, width);
		}
		break;
	    default:
		flash();
		break;
	    }
	}
    }

    mouse_free_regions();
    del_window(dialog);
    free(prompt);
    return result;
}