/* Prints line onto a window highlighting it according to attrs, which should
* specify 0-9 color groups for every character in line. */
static void
print_with_attrs(WINDOW *win, const char line[], const char attrs[],
const cchar_t *default_attr)
{
cchar_t attr = *default_attr;
while(*line != '\0')
{
if(*attrs == '0')
{
attr = *default_attr;
}
else if(*attrs != ' ')
{
const int color = (USER1_COLOR + (*attrs - '1'));
col_attr_t col = cfg.cs.color[STATUS_LINE_COLOR];
cs_mix_colors(&col, &cfg.cs.color[color]);
setcchar(&attr, L" ", col.attr, colmgr_get_pair(col.fg, col.bg), NULL);
}
const size_t len = utf8_chrw(line);
char char_buf[len + 1];
copy_str(char_buf, sizeof(char_buf), line);
wprinta(win, char_buf, &attr, 0);
line += len;
attrs += utf8_chrsw(char_buf);
}
}
/* Draws single menu item at position specified by line argument. Non-zero
* clear argument suppresses drawing current items in different color. */
static void
draw_menu_item(menu_state_t *ms, int pos, int line, int clear)
{
menu_data_t *const m = ms->d;
int i;
int off;
char *item_tail;
const int width = (curr_stats.load_stage == 0) ? 100 : getmaxx(menu_win) - 2;
/* Calculate color for the line. */
int attrs;
col_attr_t col = cfg.cs.color[WIN_COLOR];
if(cfg.hl_search && ms->search_highlight &&
ms->matches != NULL && ms->matches[pos][0] >= 0)
{
cs_mix_colors(&col, &cfg.cs.color[SELECTED_COLOR]);
}
if(!clear && pos == m->pos)
{
cs_mix_colors(&col, &cfg.cs.color[CURR_LINE_COLOR]);
}
attrs = COLOR_PAIR(colmgr_get_pair(col.fg, col.bg)) | col.attr;
/* Calculate offset of m->hor_pos's character in item text. */
off = 0;
i = m->hor_pos;
while(i-- > 0 && m->items[pos][off] != '\0')
{
off += utf8_chrw(m->items[pos] + off);
}
item_tail = strdup(m->items[pos] + off);
replace_char(item_tail, '\t', ' ');
wattron(menu_win, attrs);
/* Clear the area. */
checked_wmove(menu_win, line, 1);
if(curr_stats.load_stage != 0)
{
wprintw(menu_win, "%*s", width, "");
}
/* Draw visible part of item. */
checked_wmove(menu_win, line, 2);
if(utf8_strsw(item_tail) > (size_t)(width - 2))
{
void *p;
const size_t len = utf8_nstrsnlen(item_tail, width - 3 - 2 + 1);
memset(item_tail + len, ' ', strlen(item_tail) - len);
p = realloc(item_tail, len + 4);
if(p != NULL)
{
item_tail = p;
strcpy(item_tail + len - 1, "...");
}
wprint(menu_win, item_tail);
}
else
{
const size_t len = utf8_nstrsnlen(item_tail, width - 2 + 1);
item_tail[len] = '\0';
wprint(menu_win, item_tail);
}
wattroff(menu_win, attrs);
if(ms->search_highlight && ms->matches != NULL && ms->matches[pos][0] >= 0)
{
draw_search_match(item_tail, ms->matches[pos][0] - m->hor_pos,
ms->matches[pos][1] - m->hor_pos, line, width, attrs);
}
free(item_tail);
}
