/* Picks window to use for suggestion box and prepares it for displaying data.
* Sets *height to number of suggestions to display. Returns picked window. */
static WINDOW *
prepare_suggestion_box(int *height)
{
WINDOW *win;
const col_attr_t col = cfg.cs.color[SUGGEST_BOX_COLOR];
const int count = vle_compl_get_count();
if((cfg.sug.flags & SF_OTHERPANE) && curr_stats.number_of_windows == 2)
{
win = other_view->win;
*height = MIN(count, getmaxy(win));
}
else
{
const int max_height = getmaxy(stdscr) - getmaxy(status_bar) -
ui_stat_job_bar_height() - 2;
*height = MIN(count, max_height);
wresize(stat_win, *height, getmaxx(stdscr));
ui_stat_reposition(getmaxy(status_bar), 1);
win = stat_win;
}
/* Clear preview before displaying suggestion for the first time for specific
* input if active preview needs special cleanup. */
if(!suggestions_are_visible && curr_stats.preview.on &&
curr_stats.preview.cleanup_cmd != NULL)
{
qv_cleanup(other_view, curr_stats.preview.cleanup_cmd);
}
ui_set_bg(win, &col, -1);
werase(win);
return win;
}
static void
draw(void)
{
int l, vl;
const col_scheme_t *cs = ui_view_get_cs(vi->view);
const int height = vi->view->window_rows - 1;
const int width = vi->view->window_width - 1;
const int max_l = MIN(vi->line + height, vi->nlines);
const int searched = (vi->last_search_backward != -1);
esc_state state;
if(vi->graphics)
{
const char *cmd = gv_get_viewer(vi->filename);
cmd = (cmd != NULL) ? ma_get_clean_cmd(cmd) : NULL;
qv_cleanup(vi->view, cmd);
free_string_array(vi->lines, vi->nlines);
(void)get_view_data(vi, vi->filename);
return;
}
esc_state_init(&state, &cs->color[WIN_COLOR]);
ui_view_erase(vi->view);
for(vl = 0, l = vi->line; l < max_l && vl < height; ++l)
{
int offset = 0;
int t = 0;
char *const line = vi->lines[l];
char *p = searched ? esc_highlight_pattern(line, &vi->re) : line;
do
{
int printed;
int vis = l != vi->line || vl + t >= vi->linev - vi->widths[vi->line][0];
offset += esc_print_line(p + offset, vi->view->win, COL, 1 + vl, width,
!vis, &state, &printed);
vl += vis;
t++;
}
while(vi->wrap && p[offset] != '\0' && vl < height);
if(searched)
{
free(p);
}
}
refresh_view_win(vi->view);
}
