/*
* Print a new line of text.
*/
static void
print_line(MY_OBJ * obj, int row, int width)
{
if (wmove(obj->text, row, 0) != ERR) {
int i, y, x;
char *line = get_line(obj);
const int *cols = dlg_index_columns(line);
const int *indx = dlg_index_wchars(line);
int limit = dlg_count_wchars(line);
int first = 0;
int last = limit;
if (width > getmaxx(obj->text))
width = getmaxx(obj->text);
--width; /* for the leading ' ' */
for (i = 0; i <= limit && cols[i] < obj->hscroll; ++i)
first = i;
for (i = first; (i <= limit) && ((cols[i] - cols[first]) < width); ++i)
last = i;
(void) waddch(obj->text, ' ');
(void) waddnstr(obj->text, line + indx[first], indx[last] - indx[first]);
getyx(obj->text, y, x);
if (y == row) { /* Clear 'residue' of previous line */
for (i = 0; i <= width - x; i++) {
(void) waddch(obj->text, ' ');
}
}
}
}
/*
* If we have help-line text, e.g., from "--hline", draw it between the other
* decorations at the bottom of the dialog window.
*/
void
dlg_draw_helpline(WINDOW *win, bool decorations)
{
int cur_x, cur_y;
int bottom;
if (dialog_vars.help_line != 0
&& (bottom = getmaxy(win) - 1) > 0) {
chtype attr = A_NORMAL;
const int *cols = dlg_index_columns(dialog_vars.help_line);
int other = decorations ? (ON_LEFT + ON_RIGHT) : 0;
int avail = (getmaxx(win) - other - 2);
int limit = dlg_count_real_columns(dialog_vars.help_line) + 2;
if (limit < avail) {
getyx(win, cur_y, cur_x);
other = decorations ? ON_LEFT : 0;
(void) wmove(win, bottom, other + (avail - limit) / 2);
waddch(win, '[');
dlg_print_text(win, dialog_vars.help_line, cols[limit], &attr);
waddch(win, ']');
wmove(win, cur_y, cur_x);
}
}
}
/*
* Print the tag of a menu-item
*/
static void
print_tag(WINDOW *win,
char **items,
int choice, int selected)
{
int my_x = item_x;
int my_y = ItemToRow(choice);
int tag_width = (my_x - tag_x - GUTTER);
const int *cols;
const int *indx;
int limit;
unsigned prefix;
cols = dlg_index_columns(ItemName(0));
indx = dlg_index_wchars(ItemName(0));
limit = dlg_count_wchars(ItemName(0));
prefix = indx[1] - indx[0];
/* highlight first char of the tag to be special */
(void) wmove(win, my_y, tag_x);
wattrset(win, selected ? tag_key_selected_attr : tag_key_attr);
if (strlen(ItemName(0)) != 0)
(void) waddnstr(win, ItemName(0), prefix);
/* print rest of the string */
wattrset(win, selected ? tag_selected_attr : tag_attr);
if (strlen(ItemName(0)) > prefix) {
limit = dlg_limit_columns(ItemName(0), tag_width, 1);
if (limit > 0)
(void) waddnstr(win, ItemName(0) + indx[1], indx[limit] - indx[1]);
}
}
/*
* 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 = dlg_get_attrs(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);
}
