Function invert_line

win/X11/winmenu.c:194–217

* Invert the count'th line (curr) in the given window. */ ARGSUSED*/

 */
/*ARGSUSED*/
static void
invert_line(struct xwindow *wp, x11_menu_item *curr, int which, long how_many)
{
    Arg args[2];

    nhUse(which);
    reset_menu_count(wp->menu_information);
    /* invert selection unless explicitly choosing the preselected
       entry of a PICK_ONE menu */
    if (wp->menu_information->how != PICK_ONE || !curr->preselected)
        curr->selected = !curr->selected;
    curr->preselected = FALSE;
    if (curr->selected) {
        curr->str[2] = (how_many != -1) ? '#' : '+';
        XtSetArg(args[0], nhStr(XtNlabel), curr->str);
        XtSetValues(curr->w, args, ONE);
        curr->pick_count = how_many;
    } else {
        curr->str[2] = '-';
        XtSetArg(args[0], nhStr(XtNlabel), curr->str);
        XtSetValues(curr->w, args, ONE);
        curr->pick_count = -1L;
    }
}

static XEvent fake_perminv_event;