/*
* Draw the year selection box
*/
static int
draw_year(BOX * data, struct tm *current)
{
int year = current->tm_year + 1900;
(void) wattrset(data->parent, dialog_attr); /* Headline "Year" */
(void) mvwprintw(data->parent, data->y - 2, data->x - 1, _("Year"));
dlg_draw_box2(data->parent,
data->y - 1, data->x - 1,
data->height + 2, data->width + 2,
menubox_attr,
menubox_border_attr,
menubox_border2_attr);
(void) wattrset(data->window, item_attr); /* color the year selection */
mvwprintw(data->window, 0, 0, "%4d", year);
wmove(data->window, 0, 0);
return 0;
}
/*
* Draw the month-of-year selection box
*/
static int
draw_month(BOX * data, struct tm *current)
{
int month;
month = current->tm_mon + 1;
(void) wattrset(data->parent, dialog_attr); /* Headline "Month" */
(void) mvwprintw(data->parent, data->y - 2, data->x - 1, _("Month"));
dlg_draw_box2(data->parent,
data->y - 1, data->x - 1,
data->height + 2, data->width + 2,
menubox_attr,
menubox_border_attr,
menubox_border2_attr);
(void) wattrset(data->window, item_attr); /* color the month selection */
mvwprintw(data->window, 0, 0, "%s", nameOfMonth(month - 1));
wmove(data->window, 0, 0);
return 0;
}
/*
* Display text from a file in a dialog box.
*/
int
dialog_textbox(const char *title, const char *file, int height, int width)
{
/* *INDENT-OFF* */
static DLG_KEYS_BINDING binding[] = {
HELPKEY_BINDINGS,
ENTERKEY_BINDINGS,
DLG_KEYS_DATA( DLGK_GRID_DOWN, 'J' ),
DLG_KEYS_DATA( DLGK_GRID_DOWN, 'j' ),
DLG_KEYS_DATA( DLGK_GRID_DOWN, KEY_DOWN ),
DLG_KEYS_DATA( DLGK_GRID_LEFT, 'H' ),
DLG_KEYS_DATA( DLGK_GRID_LEFT, 'h' ),
DLG_KEYS_DATA( DLGK_GRID_LEFT, KEY_LEFT ),
DLG_KEYS_DATA( DLGK_GRID_RIGHT, 'L' ),
DLG_KEYS_DATA( DLGK_GRID_RIGHT, 'l' ),
DLG_KEYS_DATA( DLGK_GRID_RIGHT, KEY_RIGHT ),
DLG_KEYS_DATA( DLGK_GRID_UP, 'K' ),
DLG_KEYS_DATA( DLGK_GRID_UP, 'k' ),
DLG_KEYS_DATA( DLGK_GRID_UP, KEY_UP ),
DLG_KEYS_DATA( DLGK_PAGE_FIRST, 'g' ),
DLG_KEYS_DATA( DLGK_PAGE_FIRST, KEY_HOME ),
DLG_KEYS_DATA( DLGK_PAGE_LAST, 'G' ),
DLG_KEYS_DATA( DLGK_PAGE_LAST, KEY_END ),
DLG_KEYS_DATA( DLGK_PAGE_LAST, KEY_LL ),
DLG_KEYS_DATA( DLGK_PAGE_NEXT, ' ' ),
DLG_KEYS_DATA( DLGK_PAGE_NEXT, KEY_NPAGE ),
DLG_KEYS_DATA( DLGK_PAGE_PREV, 'B' ),
DLG_KEYS_DATA( DLGK_PAGE_PREV, 'b' ),
DLG_KEYS_DATA( DLGK_PAGE_PREV, KEY_PPAGE ),
DLG_KEYS_DATA( DLGK_BEGIN, '0' ),
DLG_KEYS_DATA( DLGK_BEGIN, KEY_BEG ),
DLG_KEYS_DATA( DLGK_FIELD_NEXT, TAB ),
DLG_KEYS_DATA( DLGK_FIELD_PREV, KEY_BTAB ),
END_KEYS_BINDING
};
/* *INDENT-ON* */
#ifdef KEY_RESIZE
int old_height = height;
int old_width = width;
#endif
long fpos;
int x, y, cur_x, cur_y;
int key = 0, fkey;
int next = 0;
int i, code, passed_end;
char search_term[MAX_LEN + 1];
MY_OBJ obj;
WINDOW *dialog;
bool moved;
int result = DLG_EXIT_UNKNOWN;
int button = dlg_default_button();
int min_width = 12;
search_term[0] = '\0'; /* no search term entered yet */
memset(&obj, 0, sizeof(obj));
obj.begin_reached = TRUE;
obj.buffer_first = TRUE;
obj.end_reached = FALSE;
obj.buttons = dlg_exit_label();
/* Open input file for reading */
if ((obj.fd = open(file, O_RDONLY)) == -1)
dlg_exiterr("Can't open input file %s", file);
/* Get file size. Actually, 'file_size' is the real file size - 1,
since it's only the last byte offset from the beginning */
lseek_end(&obj, 0L);
/* Restore file pointer to beginning of file after getting file size */
lseek_set(&obj, 0L);
read_high(&obj, BUF_SIZE);
dlg_button_layout(obj.buttons, &min_width);
#ifdef KEY_RESIZE
retry:
#endif
moved = TRUE;
dlg_auto_sizefile(title, file, &height, &width, 2, min_width);
dlg_print_size(height, width);
dlg_ctl_size(height, width);
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
dialog = dlg_new_window(height, width, y, x);
dlg_register_window(dialog, "textbox", binding);
dlg_register_buttons(dialog, "textbox", obj.buttons);
dlg_mouse_setbase(x, y);
/* Create window for text region, used for scrolling text */
obj.text = dlg_sub_window(dialog, PAGE_LENGTH, PAGE_WIDTH, y + 1, x + 1);
/* register the new window, along with its borders */
dlg_mouse_mkbigregion(0, 0, PAGE_LENGTH + 2, width, KEY_MAX, 1, 1, 1 /* lines */ );
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);
dlg_draw_buttons(dialog, PAGE_LENGTH + 2, 0, obj.buttons, button, FALSE, width);
(void) wnoutrefresh(dialog);
getyx(dialog, cur_y, cur_x); /* Save cursor position */
dlg_attr_clear(obj.text, PAGE_LENGTH, PAGE_WIDTH, dialog_attr);
while (result == DLG_EXIT_UNKNOWN) {
/*
* Update the screen according to whether we shifted up/down by a line
* or not.
*/
if (moved) {
if (next < 0) {
(void) scrollok(obj.text, TRUE);
(void) scroll(obj.text); /* Scroll text region up one line */
(void) scrollok(obj.text, FALSE);
print_line(&obj, PAGE_LENGTH - 1, PAGE_WIDTH);
(void) wnoutrefresh(obj.text);
} else if (next > 0) {
/*
* 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 'in_buf' should
* point to start of next page. This is done by calling
* get_line() in the following 'for' loop.
*/
(void) scrollok(obj.text, TRUE);
(void) wscrl(obj.text, -1); /* Scroll text region down one line */
(void) scrollok(obj.text, FALSE);
obj.page_length = 0;
passed_end = 0;
for (i = 0; i < PAGE_LENGTH; i++) {
if (!i) {
print_line(&obj, 0, PAGE_WIDTH); /* print first line of page */
(void) wnoutrefresh(obj.text);
} else
(void) get_line(&obj); /* Called to update 'end_reached' and 'in_buf' */
if (!passed_end)
obj.page_length++;
if (obj.end_reached && !passed_end)
passed_end = 1;
}
} else {
print_page(&obj, PAGE_LENGTH, PAGE_WIDTH);
}
print_position(&obj, dialog, height, width);
(void) wmove(dialog, cur_y, cur_x); /* Restore cursor position */
wrefresh(dialog);
}
moved = FALSE; /* assume we'll not move */
next = 0; /* ...but not scroll by a line */
key = dlg_mouse_wgetch(dialog, &fkey);
if (dlg_result_key(key, fkey, &result))
break;
if (!fkey && (code = dlg_char_to_button(key, obj.buttons)) >= 0) {
result = dlg_ok_buttoncode(code);
break;
}
if (fkey) {
switch (key) {
default:
if (is_DLGK_MOUSE(key)) {
result = dlg_exit_buttoncode(key - M_EVENT);
if (result < 0)
result = DLG_EXIT_OK;
} else {
beep();
}
break;
case DLGK_FIELD_NEXT:
button = dlg_next_button(obj.buttons, button);
if (button < 0)
button = 0;
dlg_draw_buttons(dialog,
height - 2, 0,
obj.buttons, button,
FALSE, width);
break;
case DLGK_FIELD_PREV:
button = dlg_prev_button(obj.buttons, button);
if (button < 0)
button = 0;
dlg_draw_buttons(dialog,
height - 2, 0,
obj.buttons, button,
FALSE, width);
break;
case DLGK_ENTER:
if (dialog_vars.nook)
result = DLG_EXIT_OK;
else
result = dlg_exit_buttoncode(button);
break;
case DLGK_PAGE_FIRST:
if (!obj.begin_reached) {
obj.begin_reached = 1;
/* First page not in buffer? */
fpos = ftell_obj(&obj);
if (fpos > obj.fd_bytes_read) {
/* Yes, we have to read it in */
lseek_set(&obj, 0L);
read_high(&obj, BUF_SIZE);
}
obj.in_buf = 0;
moved = TRUE;
}
break;
case DLGK_PAGE_LAST:
obj.end_reached = TRUE;
/* Last page not in buffer? */
fpos = ftell_obj(&obj);
if (fpos < obj.file_size) {
/* Yes, we have to read it in */
lseek_end(&obj, -BUF_SIZE);
read_high(&obj, BUF_SIZE);
}
obj.in_buf = obj.bytes_read;
back_lines(&obj, (long) PAGE_LENGTH);
moved = TRUE;
break;
case DLGK_GRID_UP: /* Previous line */
if (!obj.begin_reached) {
back_lines(&obj, obj.page_length + 1);
next = 1;
moved = TRUE;
}
break;
case DLGK_PAGE_PREV: /* Previous page */
case DLGK_MOUSE(KEY_PPAGE):
if (!obj.begin_reached) {
back_lines(&obj, obj.page_length + PAGE_LENGTH);
moved = TRUE;
}
break;
case DLGK_GRID_DOWN: /* Next line */
if (!obj.end_reached) {
obj.begin_reached = 0;
next = -1;
moved = TRUE;
}
break;
case DLGK_PAGE_NEXT: /* Next page */
case DLGK_MOUSE(KEY_NPAGE):
if (!obj.end_reached) {
obj.begin_reached = 0;
moved = TRUE;
}
break;
case DLGK_BEGIN: /* Beginning of line */
if (obj.hscroll > 0) {
obj.hscroll = 0;
/* Reprint current page to scroll horizontally */
back_lines(&obj, obj.page_length);
moved = TRUE;
}
break;
case DLGK_GRID_LEFT: /* Scroll left */
if (obj.hscroll > 0) {
obj.hscroll--;
/* Reprint current page to scroll horizontally */
back_lines(&obj, obj.page_length);
moved = TRUE;
}
break;
case DLGK_GRID_RIGHT: /* Scroll right */
if (obj.hscroll < MAX_LEN) {
obj.hscroll++;
/* Reprint current page to scroll horizontally */
back_lines(&obj, obj.page_length);
moved = TRUE;
}
break;
#ifdef KEY_RESIZE
case KEY_RESIZE:
/* reset data */
height = old_height;
width = old_width;
back_lines(&obj, obj.page_length);
/* repaint */
dlg_clear();
dlg_del_window(dialog);
refresh();
dlg_mouse_free_regions();
goto retry;
#endif
}
} else {
switch (key) {
case '/': /* Forward search */
case 'n': /* Repeat forward search */
case '?': /* Backward search */
case 'N': /* Repeat backward search */
moved = perform_search(&obj, height, width, key, search_term);
fkey = FALSE;
break;
default:
beep();
break;
}
}
}
dlg_del_window(dialog);
free(obj.buf);
(void) close(obj.fd);
dlg_mouse_free_regions();
return result;
}
/*
* Display a dialog box and get the search term from user.
*/
static int
get_search_term(WINDOW *dialog, char *input, int height, int width)
{
/* *INDENT-OFF* */
static DLG_KEYS_BINDING binding[] = {
INPUTSTR_BINDINGS,
HELPKEY_BINDINGS,
ENTERKEY_BINDINGS,
END_KEYS_BINDING
};
/* *INDENT-ON* */
int old_x, old_y;
int box_x, box_y;
int box_height, box_width;
int offset = 0;
int key = 0;
int fkey = 0;
bool first = TRUE;
int result = DLG_EXIT_UNKNOWN;
const char *caption = _("Search");
int len_caption = dlg_count_columns(caption);
const int *indx;
int limit;
WINDOW *widget;
getbegyx(dialog, old_y, old_x);
box_height = 1 + (2 * MARGIN);
box_width = len_caption + (2 * (MARGIN + 2));
box_width = MAX(box_width, 30);
box_width = MIN(box_width, getmaxx(dialog) - 2 * MARGIN);
len_caption = MIN(len_caption, box_width - (2 * (MARGIN + 1)));
box_x = (width - box_width) / 2;
box_y = (height - box_height) / 2;
widget = dlg_new_modal_window(dialog,
box_height, box_width,
old_y + box_y, old_x + box_x);
keypad(widget, TRUE);
dlg_register_window(widget, "searchbox", binding);
dlg_draw_box2(widget, 0, 0, box_height, box_width,
searchbox_attr,
searchbox_border_attr,
searchbox_border2_attr);
(void) wattrset(widget, searchbox_title_attr);
(void) wmove(widget, 0, (box_width - len_caption) / 2);
indx = dlg_index_wchars(caption);
limit = dlg_limit_columns(caption, len_caption, 0);
(void) waddnstr(widget, caption + indx[0], indx[limit] - indx[0]);
box_width -= 2;
offset = dlg_count_columns(input);
while (result == DLG_EXIT_UNKNOWN) {
if (!first) {
key = dlg_getc(widget, &fkey);
if (fkey) {
switch (fkey) {
#ifdef KEY_RESIZE
case KEY_RESIZE:
result = DLG_EXIT_CANCEL;
continue;
#endif
case DLGK_ENTER:
result = DLG_EXIT_OK;
continue;
}
} else if (key == ESC) {
result = DLG_EXIT_ESC;
continue;
} else if (key == ERR) {
napms(50);
continue;
}
}
if (dlg_edit_string(input, &offset, key, fkey, first)) {
dlg_show_string(widget, input, offset, searchbox_attr,
1, 1, box_width, FALSE, first);
first = FALSE;
}
}
dlg_del_window(widget);
return result;
}
/*
* 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[] = {
HELPKEY_BINDINGS,
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
ALL_DATA all;
int i, j, key2, found, x, y, cur_x, cur_y;
int key = 0, fkey;
int button = dialog_state.visit_items ? -1 : dlg_default_button();
int choice = dlg_default_listitem(items);
int scrollamt = 0;
int max_choice;
int was_mouse;
int use_width, list_width, name_width, text_width;
int result = DLG_EXIT_UNKNOWN;
int num_states;
WINDOW *dialog;
char *prompt = dlg_strclone(cprompt);
const char **buttons = dlg_ok_labels();
const char *widget_name;
memset(&all, 0, sizeof(all));
all.items = items;
all.item_no = item_no;
dlg_does_output();
dlg_tab_correct_str(prompt);
/*
* If this is a radiobutton list, ensure that no more than one item is
* selected initially. Allow none to be selected, since some users may
* wish to provide this flavor.
*/
if (flag == FLAG_RADIO) {
bool first = TRUE;
for (i = 0; i < item_no; i++) {
if (items[i].state) {
if (first) {
first = FALSE;
} else {
items[i].state = 0;
}
}
}
widget_name = "radiolist";
} else {
widget_name = "checklist";
}
#ifdef KEY_RESIZE
retry:
#endif
all.use_height = list_height;
use_width = dlg_calc_list_width(item_no, items) + 10;
use_width = MAX(26, use_width);
if (all.use_height == 0) {
/* calculate height without items (4) */
dlg_auto_size(title, prompt, &height, &width, MIN_HIGH, use_width);
dlg_calc_listh(&height, &all.use_height, item_no);
} else {
dlg_auto_size(title, prompt,
&height, &width,
MIN_HIGH + all.use_height, use_width);
}
dlg_button_layout(buttons, &width);
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 = (int) strlen(states);
all.states = states;
all.checkflag = flag;
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
dialog = dlg_new_window(height, width, y, x);
all.dialog = dialog;
dlg_register_window(dialog, widget_name, binding);
dlg_register_buttons(dialog, widget_name, buttons);
dlg_mouse_setbase(x, y);
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);
dlg_print_autowrap(dialog, prompt, height, width);
all.use_width = width - 6;
getyx(dialog, cur_y, cur_x);
all.box_y = cur_y + 1;
all.box_x = (width - all.use_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 (all.use_height + MIN_HIGH > height - cur_y)
all.use_height = height - MIN_HIGH - cur_y;
if (all.use_height <= 0)
all.use_height = 1;
max_choice = MIN(all.use_height, item_no);
max_choice = MAX(max_choice, 1);
/* create new window for the list */
all.list = dlg_sub_window(dialog, all.use_height, all.use_width,
y + all.box_y + 1, x + all.box_x + 1);
/* draw a box around the list items */
dlg_draw_box(dialog, all.box_y, all.box_x,
all.use_height + 2 * MARGIN,
all.use_width + 2 * MARGIN,
menubox_border_attr, menubox_border2_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 = (all.use_width - 6);
if (dialog_vars.no_tags) {
list_width = MIN(all.use_width, text_width);
} else if (dialog_vars.no_items) {
list_width = MIN(all.use_width, name_width);
} else {
if (text_width >= 0
&& name_width >= 0
&& use_width > 0
&& 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;
}
list_width = (text_width + name_width);
}
all.check_x = (use_width - list_width) / 2;
all.item_x = ((dialog_vars.no_tags
? 0
: (dialog_vars.no_items
? 0
: (2 + name_width)))
+ all.check_x + 4);
/* ensure we are scrolled to show the current choice */
scrollamt = MIN(scrollamt, max_choice + item_no - 1);
if (choice >= (max_choice + scrollamt - 1)) {
scrollamt = MAX(0, choice - max_choice + 1);
choice = max_choice - 1;
}
print_list(&all, choice, scrollamt, max_choice);
/* register the new window, along with its borders */
dlg_mouse_mkbigregion(all.box_y + 1, all.box_x,
all.use_height, all.use_width + 2,
KEY_MAX, 1, 1, 1 /* by lines */ );
dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);
dlg_trace_win(dialog);
while (result == DLG_EXIT_UNKNOWN) {
if (button < 0) /* --visit-items */
wmove(dialog, all.box_y + choice + 1, all.box_x + all.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) {
choice = (key - KEY_MAX);
print_list(&all, choice, scrollamt, max_choice);
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;
if (flag == FLAG_CHECK) { /* checklist? */
getyx(dialog, cur_y, cur_x);
items[current].state = next;
print_item(&all, all.list,
&items[scrollamt + choice],
states,
choice, TRUE);
(void) wnoutrefresh(all.list);
(void) wmove(dialog, cur_y, cur_x);
} else { /* radiolist */
for (i = 0; i < item_no; i++) {
if (i != current) {
items[i].state = 0;
}
}
if (items[current].state) {
getyx(dialog, cur_y, cur_x);
items[current].state = next ? next : 1;
print_item(&all, all.list,
&items[current],
states,
choice, TRUE);
(void) wnoutrefresh(all.list);
(void) wmove(dialog, cur_y, cur_x);
} else {
items[current].state = 1;
print_list(&all, choice, scrollamt, max_choice);
}
}
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 (check_hotkey(items, j)) {
found = TRUE;
i = j - scrollamt;
break;
}
}
if (!found) {
for (j = 0; j <= scrollamt + choice; j++) {
if (check_hotkey(items, j)) {
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 (i < 0) {
scrollamt += i;
choice = 0;
} else {
choice = max_choice - 1;
scrollamt += (i - max_choice + 1);
}
print_list(&all, choice, scrollamt, max_choice);
} else {
choice = i;
print_list(&all, choice, scrollamt, max_choice);
}
}
continue; /* wait for another key press */
}
if (fkey) {
switch (key) {
case DLGK_ENTER:
result = dlg_enter_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 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(¤t, 0);
} else if (year < current.tm_year) {
now_time -= ONE_DAY * days_in_year(¤t, -1);
} else if (month > current.tm_mon + 1) {
now_time += ONE_DAY * days_in_month(¤t, 0);
} else if (month < current.tm_mon + 1) {
now_time -= ONE_DAY * days_in_month(¤t, -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(¤t));
}
}
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(¤t, 0);
else
now_time -= ONE_DAY *
days_in_month(¤t, -1);
} else if (obj == &yr_box) {
if (step > 0)
now_time += (ONE_DAY
* days_in_year(¤t, 0));
else
now_time -= (ONE_DAY
* days_in_year(¤t, -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,
¤t);
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);
}
/*
* Draw the day-of-month selection box
*/
static int
draw_day(BOX * data, struct tm *current)
{
int cell_wide = MON_WIDE;
int y, x, this_x = 0;
int save_y = 0, save_x = 0;
int day = current->tm_mday;
int mday;
int week;
int last = days_in_month(current, 0);
int prev = days_in_month(current, -1);
werase(data->window);
dlg_draw_box2(data->parent,
data->y - MARGIN, data->x - MARGIN,
data->height + (2 * MARGIN), data->width + (2 * MARGIN),
menubox_attr,
menubox_border_attr,
menubox_border2_attr);
(void) wattrset(data->window, menubox_attr); /* daynames headline */
for (x = 0; x < 7; x++) {
mvwprintw(data->window,
0, (x + 1) * cell_wide, "%*.*s ",
cell_wide - 1,
cell_wide - 1,
nameOfDayOfWeek(x));
}
mday = ((6 + current->tm_mday - current->tm_wday) % 7) - 7;
if (mday <= -7)
mday += 7;
/* mday is now in the range -6 to 0. */
week = (current->tm_yday + 6 + mday - current->tm_mday) / 7;
for (y = 1; mday < last; y++) {
(void) wattrset(data->window, menubox_attr); /* weeknumbers headline */
mvwprintw(data->window,
y, 0,
"%*d ",
cell_wide - 1,
++week);
for (x = 0; x < 7; x++) {
this_x = 1 + (x + 1) * cell_wide;
++mday;
if (wmove(data->window, y, this_x) == ERR)
continue;
(void) wattrset(data->window, item_attr); /* not selected days */
if (mday == day) {
(void) wattrset(data->window, item_selected_attr); /* selected day */
save_y = y;
save_x = this_x;
}
if (mday > 0) {
if (mday <= last) {
wprintw(data->window, "%*d", cell_wide - 2, mday);
} else if (mday == day) {
wprintw(data->window, "%*d", cell_wide - 2, mday - last);
}
} else if (mday == day) {
wprintw(data->window, "%*d", cell_wide - 2, mday + prev);
}
}
wmove(data->window, save_y, save_x);
}
/* just draw arrows - scrollbar is unsuitable here */
dlg_draw_arrows(data->parent, TRUE, TRUE,
data->x + ARROWS_COL,
data->y - 1,
data->y + data->height);
return 0;
}
/*
* Display a message box. Program will pause and display an "OK" button
* if the parameter 'pauseopt' is non-zero.
*/
int
dialog_msgbox(const char *title, const char *cprompt, int height, int width,
int pauseopt)
{
/* *INDENT-OFF* */
static DLG_KEYS_BINDING binding[] = {
HELPKEY_BINDINGS,
ENTERKEY_BINDINGS,
TRAVERSE_BINDINGS,
SCROLLKEY_BINDINGS,
END_KEYS_BINDING
};
/* *INDENT-ON* */
int x, y, last = 0, page;
int button;
int key = 0, fkey;
int result = DLG_EXIT_UNKNOWN;
WINDOW *dialog = 0;
char *prompt = dlg_strclone(cprompt);
const char **buttons = dlg_ok_label();
int offset = 0;
int check;
bool show = TRUE;
int min_width = (pauseopt == 1 ? 12 : 0);
int save_nocancel = dialog_vars.nocancel;
#ifdef KEY_RESIZE
int req_high;
int req_wide;
#endif
dialog_vars.nocancel = TRUE;
button = dlg_default_button();
#ifdef KEY_RESIZE
req_high = height;
req_wide = width;
restart:
#endif
dlg_button_layout(buttons, &min_width);
dlg_tab_correct_str(prompt);
dlg_auto_size(title, prompt, &height, &width,
(pauseopt == 1 ? 2 : 0),
min_width);
dlg_print_size(height, width);
dlg_ctl_size(height, width);
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
#ifdef KEY_RESIZE
if (dialog != 0)
dlg_move_window(dialog, height, width, y, x);
else
#endif
{
dialog = dlg_new_window(height, width, y, x);
dlg_register_window(dialog, "msgbox", binding);
dlg_register_buttons(dialog, "msgbox", buttons);
}
page = height - (1 + 3 * MARGIN);
dlg_mouse_setbase(x, y);
dlg_draw_box2(dialog, 0, 0, height, width, dialog_attr, border_attr, border2_attr);
dlg_draw_title(dialog, title);
wattrset(dialog, dialog_attr);
if (pauseopt) {
dlg_draw_bottom_box2(dialog, border_attr, border2_attr, dialog_attr);
mouse_mkbutton(height - 2, width / 2 - 4, 6, '\n');
dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);
dlg_draw_helpline(dialog, FALSE);
while (result == DLG_EXIT_UNKNOWN) {
if (show) {
last = dlg_print_scrolled(dialog, prompt, offset,
page, width, pauseopt);
dlg_trace_win(dialog);
show = FALSE;
}
key = dlg_mouse_wgetch(dialog, &fkey);
if (dlg_result_key(key, fkey, &result))
break;
if (!fkey && (check = dlg_char_to_button(key, buttons)) >= 0) {
result = dlg_ok_buttoncode(check);
break;
}
if (fkey) {
switch (key) {
#ifdef KEY_RESIZE
case KEY_RESIZE:
dlg_clear();
height = req_high;
width = req_wide;
show = TRUE;
goto restart;
#endif
case DLGK_FIELD_NEXT:
button = dlg_next_button(buttons, button);
if (button < 0)
button = 0;
dlg_draw_buttons(dialog,
height - 2, 0,
buttons, button,
FALSE, width);
break;
case DLGK_FIELD_PREV:
button = dlg_prev_button(buttons, button);
if (button < 0)
button = 0;
dlg_draw_buttons(dialog,
height - 2, 0,
buttons, button,
FALSE, width);
break;
case DLGK_ENTER:
result = dlg_ok_buttoncode(button);
break;
default:
if (is_DLGK_MOUSE(key)) {
result = dlg_ok_buttoncode(key - M_EVENT);
if (result < 0)
result = DLG_EXIT_OK;
} else if (dlg_check_scrolled(key,
last,
page,
&show,
&offset) == 0) {
} else {
beep();
}
break;
}
} else {
beep();
}
}
} else {
dlg_print_scrolled(dialog, prompt, offset, page, width, pauseopt);
dlg_draw_helpline(dialog, FALSE);
wrefresh(dialog);
dlg_trace_win(dialog);
result = DLG_EXIT_OK;
}
dlg_del_window(dialog);
dlg_mouse_free_regions();
free(prompt);
dialog_vars.nocancel = save_nocancel;
return result;
}
static void
repaint_text(MY_OBJ * obj)
{
WINDOW *dialog = obj->obj.win;
int i, x;
if (dialog != 0 && obj->obj.input != 0) {
(void) werase(dialog);
dlg_draw_box2(dialog, 0, 0, obj->height, obj->width, dialog_attr,
border_attr, border2_attr);
dlg_draw_title(dialog, obj->title);
(void) wattrset(dialog, dialog_attr);
dlg_draw_helpline(dialog, FALSE);
dlg_print_autowrap(dialog, obj->prompt, obj->height, obj->width);
dlg_draw_box2(dialog,
obj->height - 4, 2 + MARGIN,
2 + MARGIN, obj->width - 2 * (2 + MARGIN),
dialog_attr,
border_attr,
border2_attr);
/*
* Clear the area for the progress bar by filling it with spaces
* in the gauge-attribute, and write the percentage with that
* attribute.
*/
(void) wmove(dialog, obj->height - 3, 4);
(void) wattrset(dialog, gauge_attr);
for (i = 0; i < (obj->width - 2 * (3 + MARGIN)); i++)
(void) waddch(dialog, ' ');
(void) wmove(dialog, obj->height - 3, (obj->width / 2) - 2);
(void) wprintw(dialog, "%3d%%", obj->percent);
/*
* Now draw a bar in reverse, relative to the background.
* The window attribute was useful for painting the background,
* but requires some tweaks to reverse it.
*/
x = (obj->percent * (obj->width - 2 * (3 + MARGIN))) / 100;
if ((gauge_attr & A_REVERSE) != 0) {
wattroff(dialog, A_REVERSE);
} else {
(void) wattrset(dialog, A_REVERSE);
}
(void) wmove(dialog, obj->height - 3, 4);
for (i = 0; i < x; i++) {
chtype ch2 = winch(dialog);
if (gauge_attr & A_REVERSE) {
ch2 &= ~A_REVERSE;
}
(void) waddch(dialog, ch2);
}
(void) wrefresh(dialog);
}
}
int
dlg_progressbox(const char *title,
const char *cprompt,
int height,
int width,
int pauseopt,
FILE *fp)
{
int i;
int x, y, thigh;
WINDOW *dialog, *text;
MY_OBJ *obj;
char *prompt = dlg_strclone(cprompt);
int result;
dlg_tab_correct_str(prompt);
dlg_auto_size(title, prompt, &height, &width, MIN_HIGH, MIN_WIDE);
dlg_print_size(height, width);
dlg_ctl_size(height, width);
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
thigh = height - (2 * MARGIN);
dialog = dlg_new_window(height, width, y, x);
dlg_draw_box2(dialog, 0, 0, height, width, dialog_attr, border_attr, border2_attr);
dlg_draw_title(dialog, title);
dlg_draw_helpline(dialog, FALSE);
if (*prompt != '\0') {
int y2, x2;
(void) wattrset(dialog, dialog_attr);
dlg_print_autowrap(dialog, prompt, height, width);
getyx(dialog, y2, x2);
(void) x2;
++y2;
wmove(dialog, y2, MARGIN);
for (i = 0; i < getmaxx(dialog) - 2 * MARGIN; i++)
(void) waddch(dialog, dlg_boxchar(ACS_HLINE));
y += y2;
thigh -= y2;
}
/* Create window for text region, used for scrolling text */
text = dlg_sub_window(dialog,
thigh,
width - (2 * MARGIN),
y + MARGIN,
x + MARGIN);
(void) wrefresh(dialog);
(void) wmove(dialog, thigh, (MARGIN + 1));
(void) wnoutrefresh(dialog);
obj = dlg_calloc(MY_OBJ, 1);
assert_ptr(obj, "dlg_progressbox");
obj->obj.input = fp;
obj->obj.win = dialog;
obj->text = text;
dlg_attr_clear(text, thigh, getmaxx(text), dialog_attr);
for (i = 0; get_line(obj); i++) {
if (i < thigh) {
print_line(obj, text, i, width - (2 * MARGIN));
} else {
scrollok(text, TRUE);
scroll(text);
scrollok(text, FALSE);
print_line(obj, text, thigh - 1, width - (2 * MARGIN));
}
(void) wrefresh(text);
dlg_trace_win(dialog);
if (obj->is_eof)
break;
}
if (pauseopt) {
scrollok(text, TRUE);
wscrl(text, 1 + MARGIN);
(void) wrefresh(text);
result = pause_for_ok(dialog, height, width);
} else {
wrefresh(dialog);
result = DLG_EXIT_OK;
}
dlg_del_window(dialog);
free(prompt);
free(obj);
return result;
}
/*
* This is an alternate interface to 'buildlist' which allows the application
* to read the list item states back directly without putting them in the
* output buffer.
*/
int
dlg_buildlist(const char *title,
const char *cprompt,
int height,
int width,
int list_height,
int item_no,
DIALOG_LISTITEM * items,
const char *states,
int order_mode,
int *current_item)
{
/* *INDENT-OFF* */
static DLG_KEYS_BINDING binding[] = {
HELPKEY_BINDINGS,
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_NEXT, DLGK_MOUSE(KEY_NPAGE+KEY_MAX) ),
DLG_KEYS_DATA( DLGK_PAGE_PREV, KEY_PPAGE ),
DLG_KEYS_DATA( DLGK_PAGE_PREV, DLGK_MOUSE(KEY_PPAGE) ),
DLG_KEYS_DATA( DLGK_PAGE_PREV, DLGK_MOUSE(KEY_PPAGE+KEY_MAX) ),
DLG_KEYS_DATA( DLGK_GRID_LEFT, KEY_LEFTCOL ),
DLG_KEYS_DATA( DLGK_GRID_RIGHT, KEY_RIGHTCOL ),
END_KEYS_BINDING
};
/* *INDENT-ON* */
#ifdef KEY_RESIZE
int old_height = height;
int old_width = width;
#endif
ALL_DATA all;
MY_DATA *data = all.list;
int i, j, k, key2, found, x, y, cur_x, cur_y;
int key = 0, fkey;
bool save_visit = dialog_state.visit_items;
int button;
int cur_item;
int was_mouse;
int name_width, text_width, full_width, list_width;
int result = DLG_EXIT_UNKNOWN;
int num_states;
bool first = TRUE;
WINDOW *dialog;
char *prompt = dlg_strclone(cprompt);
const char **buttons = dlg_ok_labels();
const char *widget_name = "buildlist";
(void) order_mode;
/*
* Unlike other uses of --visit-items, we have two windows to visit.
*/
if (dialog_state.visit_cols)
dialog_state.visit_cols = 2;
memset(&all, 0, sizeof(all));
all.items = items;
all.item_no = item_no;
if (dialog_vars.default_item != 0) {
cur_item = dlg_default_listitem(items);
} else {
if ((cur_item = first_item(&all, 0)) < 0)
cur_item = first_item(&all, 1);
}
button = (dialog_state.visit_items
? (items[cur_item].state ? sRIGHT : sLEFT)
: dlg_default_button());
dlg_does_output();
dlg_tab_correct_str(prompt);
#ifdef KEY_RESIZE
retry:
#endif
all.use_height = list_height;
all.use_width = (2 * (dlg_calc_list_width(item_no, items)
+ 4
+ 2 * MARGIN)
+ 1);
all.use_width = MAX(26, all.use_width);
if (all.use_height == 0) {
/* calculate height without items (4) */
dlg_auto_size(title, prompt, &height, &width, MIN_HIGH, all.use_width);
dlg_calc_listh(&height, &all.use_height, item_no);
} else {
dlg_auto_size(title, prompt,
&height, &width,
MIN_HIGH + all.use_height, all.use_width);
}
dlg_button_layout(buttons, &width);
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 = (int) strlen(states);
x = dlg_box_x_ordinate(width);
y = dlg_box_y_ordinate(height);
dialog = dlg_new_window(height, width, y, x);
dlg_register_window(dialog, widget_name, binding);
dlg_register_buttons(dialog, widget_name, buttons);
dlg_mouse_setbase(all.base_x = x, all.base_y = y);
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);
dlg_print_autowrap(dialog, prompt, height, width);
list_width = (width - 6 * MARGIN - 2) / 2;
getyx(dialog, cur_y, cur_x);
data[0].box_y = cur_y + 1;
data[0].box_x = MARGIN + 1;
data[1].box_y = cur_y + 1;
data[1].box_x = data[0].box_x + 1 + 2 * MARGIN + list_width;
/*
* After displaying the prompt, we know how much space we really have.
* Limit the list to avoid overwriting the ok-button.
*/
if (all.use_height + MIN_HIGH > height - cur_y)
all.use_height = height - MIN_HIGH - cur_y;
if (all.use_height <= 0)
all.use_height = 1;
for (k = 0; k < 2; ++k) {
/* create new window for the list */
data[k].win = dlg_sub_window(dialog, all.use_height, list_width,
y + data[k].box_y + 1,
x + data[k].box_x + 1);
/* draw a box around the list items */
dlg_draw_box(dialog, data[k].box_y, data[k].box_x,
all.use_height + 2 * MARGIN,
list_width + 2 * MARGIN,
menubox_border_attr, menubox_border2_attr);
}
text_width = 0;
name_width = 0;
/* Find length of longest item to center buildlist */
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.
*/
all.use_width = (list_width - 6 * MARGIN);
if (dialog_vars.no_tags && !dialog_vars.no_items) {
full_width = MIN(all.use_width, text_width);
} else if (dialog_vars.no_items) {
full_width = MIN(all.use_width, name_width);
} else {
if (text_width >= 0
&& name_width >= 0
&& all.use_width > 0
&& text_width + name_width > all.use_width) {
int need = (int) (0.25 * all.use_width);
if (name_width > need) {
int want = (int) (all.use_width * ((double) name_width) /
(text_width + name_width));
name_width = (want > need) ? want : need;
}
text_width = all.use_width - name_width;
}
full_width = text_width + name_width;
}
all.check_x = (all.use_width - full_width) / 2;
all.item_x = ((dialog_vars.no_tags
? 0
: (dialog_vars.no_items
? 0
: (name_width + 2)))
+ all.check_x);
/* ensure we are scrolled to show the current choice */
j = MIN(all.use_height, item_no);
for (i = 0; i < 2; ++i) {
int top_item = 0;
if ((items[cur_item].state != 0) == i) {
top_item = cur_item - j + 1;
if (top_item < 0)
top_item = 0;
set_top_item(&all, top_item, i);
} else {
set_top_item(&all, 0, i);
}
}
/* register the new window, along with its borders */
for (i = 0; i < 2; ++i) {
dlg_mouse_mkbigregion(data[i].box_y + 1,
data[i].box_x,
all.use_height,
list_width + 2,
2 * KEY_MAX + (i * (1 + all.use_height)),
1, 1, 1 /* by lines */ );
}
dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);
while (result == DLG_EXIT_UNKNOWN) {
int which = (items[cur_item].state != 0);
MY_DATA *moi = data + which;
int at_top = index2row(&all, moi->top_index, which);
int at_end = index2row(&all, -1, which);
int at_bot = skip_rows(&all, at_top, all.use_height, which);
dlg_trace_msg("\t** state %d:%d top %d (%d:%d:%d) %d\n",
cur_item, item_no - 1,
moi->top_index,
at_top, at_bot, at_end,
which);
if (first) {
print_both(&all, cur_item);
dlg_trace_win(dialog);
first = FALSE;
}
if (button < 0) { /* --visit-items */
int cur_row = index2row(&all, cur_item, which);
cur_y = (data[which].box_y
+ cur_row
+ 1);
if (at_top > 0)
cur_y -= at_top;
cur_x = (data[which].box_x
+ all.check_x + 1);
dlg_trace_msg("\t...visit row %d (%d,%d)\n", cur_row, cur_y, cur_x);
wmove(dialog, cur_y, cur_x);
}
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) {
;
} else if (key >= 2 * KEY_MAX) {
i = (key - 2 * KEY_MAX) % (1 + all.use_height);
j = (key - 2 * KEY_MAX) / (1 + all.use_height);
k = row2index(&all, i + at_top, j);
dlg_trace_msg("MOUSE column %d, row %d ->item %d\n", j, i, k);
if (k >= 0 && j < 2) {
if (j != which) {
/*
* Mouse click was in the other column.
*/
moi = data + j;
fix_top_item(&all, k, j);
}
which = j;
at_top = index2row(&all, moi->top_index, which);
at_bot = skip_rows(&all, at_top, all.use_height, which);
cur_item = k;
print_both(&all, cur_item);
key = KEY_TOGGLE; /* force the selected item to toggle */
} else {
beep();
continue;
}
fkey = FALSE;
} else if (key >= KEY_MIN) {
if (key > KEY_MAX) {
if (which == 0) {
key = KEY_RIGHTCOL; /* switch to right-column */
fkey = FALSE;
} else {
key -= KEY_MAX;
}
} else {
if (which == 1) {
key = KEY_LEFTCOL; /* switch to left-column */
fkey = FALSE;
}
}
key = dlg_lookup_key(dialog, key, &fkey);
}
/*
* A space toggles the item status. Normally we put the cursor on
* the next available item in the same column. But if there are no
* more items in the column, move the cursor to the other column.
*/
if (key == KEY_TOGGLE) {
int new_choice;
int new_state = items[cur_item].state + 1;
if ((new_choice = next_item(&all, cur_item, which)) == cur_item) {
new_choice = prev_item(&all, cur_item, which);
}
dlg_trace_msg("cur_item %d, new_choice:%d\n", cur_item, new_choice);
if (new_state >= num_states)
new_state = 0;
items[cur_item].state = new_state;
if (cur_item == moi->top_index) {
set_top_item(&all, new_choice, which);
}
if (new_choice >= 0) {
fix_top_item(&all, cur_item, !which);
cur_item = new_choice;
}
print_both(&all, cur_item);
dlg_trace_win(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 = cur_item + 1; j < item_no; j++) {
if (check_hotkey(items, j, which)) {
found = TRUE;
i = j;
break;
}
}
if (!found) {
for (j = 0; j <= cur_item; j++) {
if (check_hotkey(items, j, which)) {
found = TRUE;
i = j;
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' < at_bot)) {
found = TRUE;
i = key - '1';
}
if (!found && fkey) {
switch (key) {
case DLGK_FIELD_PREV:
if ((button == sRIGHT) && dialog_state.visit_items) {
key = DLGK_GRID_LEFT;
button = sLEFT;
} else {
button = dlg_prev_button(buttons, button);
dlg_draw_buttons(dialog, height - 2, 0, buttons, button,
FALSE, width);
if (button == sRIGHT) {
key = DLGK_GRID_RIGHT;
} else {
continue;
}
}
break;
case DLGK_FIELD_NEXT:
if ((button == sLEFT) && dialog_state.visit_items) {
key = DLGK_GRID_RIGHT;
button = sRIGHT;
} else {
button = dlg_next_button(buttons, button);
dlg_draw_buttons(dialog, height - 2, 0, buttons, button,
FALSE, width);
if (button == sLEFT) {
key = DLGK_GRID_LEFT;
} else {
continue;
}
}
break;
}
}
if (!found && fkey) {
i = cur_item;
found = TRUE;
switch (key) {
case DLGK_GRID_LEFT:
i = closest_item(&all, cur_item, 0);
fix_top_item(&all, i, 0);
break;
case DLGK_GRID_RIGHT:
i = closest_item(&all, cur_item, 1);
fix_top_item(&all, i, 1);
break;
case DLGK_PAGE_PREV:
if (cur_item > moi->top_index) {
i = moi->top_index;
} else if (moi->top_index != 0) {
int temp = at_top;
if ((temp -= all.use_height) < 0)
temp = 0;
i = row2index(&all, temp, which);
}
break;
case DLGK_PAGE_NEXT:
if ((at_end - at_bot) < all.use_height) {
i = next_item(&all,
row2index(&all, at_end, which),
which);
} else {
i = next_item(&all,
row2index(&all, at_bot, which),
which);
at_top = at_bot;
set_top_item(&all,
next_item(&all,
row2index(&all, at_top, which),
which),
which);
at_bot = skip_rows(&all, at_top, all.use_height, which);
at_bot = MIN(at_bot, at_end);
}
break;
case DLGK_ITEM_FIRST:
i = first_item(&all, which);
break;
case DLGK_ITEM_LAST:
i = last_item(&all, which);
break;
case DLGK_ITEM_PREV:
i = prev_item(&all, cur_item, which);
if (stop_prev(&all, cur_item, which))
continue;
break;
case DLGK_ITEM_NEXT:
i = next_item(&all, cur_item, which);
break;
default:
found = FALSE;
break;
}
}
if (found) {
if (i != cur_item) {
int now_at = index2row(&all, i, which);
int oops = item_no;
int old_item;
dlg_trace_msg("<--CHOICE %d\n", i);
dlg_trace_msg("<--topITM %d\n", moi->top_index);
dlg_trace_msg("<--now_at %d\n", now_at);
dlg_trace_msg("<--at_top %d\n", at_top);
dlg_trace_msg("<--at_bot %d\n", at_bot);
if (now_at >= at_bot) {
while (now_at >= at_bot) {
if ((at_bot - at_top) >= all.use_height) {
set_top_item(&all,
next_item(&all, moi->top_index, which),
which);
}
at_top = index2row(&all, moi->top_index, which);
at_bot = skip_rows(&all, at_top, all.use_height, which);
dlg_trace_msg("...at_bot %d (now %d vs %d)\n",
at_bot, now_at, at_end);
dlg_trace_msg("...topITM %d\n", moi->top_index);
dlg_trace_msg("...at_top %d (diff %d)\n", at_top,
at_bot - at_top);
if (at_bot >= at_end) {
/*
* If we bumped into the end, move the top-item
* down by one line so that we can display the
* last item in the list.
*/
if ((at_bot - at_top) > all.use_height) {
set_top_item(&all,
next_item(&all, moi->top_index, which),
which);
} else if (at_top > 0 &&
(at_bot - at_top) >= all.use_height) {
set_top_item(&all,
next_item(&all, moi->top_index, which),
which);
}
break;
}
if (--oops < 0) {
dlg_trace_msg("OOPS-forward\n");
break;
}
}
} else if (now_at < at_top) {
while (now_at < at_top) {
old_item = moi->top_index;
set_top_item(&all,
prev_item(&all, moi->top_index, which),
which);
at_top = index2row(&all, moi->top_index, which);
dlg_trace_msg("...at_top %d (now %d)\n", at_top, now_at);
dlg_trace_msg("...topITM %d\n", moi->top_index);
if (moi->top_index >= old_item)
break;
if (at_top <= now_at)
break;
if (--oops < 0) {
dlg_trace_msg("OOPS-backward\n");
break;
}
}
}
dlg_trace_msg("-->now_at %d\n", now_at);
cur_item = i;
print_both(&all, cur_item);
}
dlg_trace_win(dialog);
continue; /* wait for another key press */
}
if (fkey) {
switch (key) {
case DLGK_ENTER:
result = dlg_enter_buttoncode(button);
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();
}
}
dialog_state.visit_cols = save_visit;
dlg_del_window(dialog);
dlg_mouse_free_regions();
free(prompt);
*current_item = cur_item;
return result;
}