Recognise storage devices on USB bus

[petitboot] / ui / ncurses / nc-add-url.c

diff --git a/ui/ncurses/nc-add-url.c b/ui/ncurses/nc-add-url.c
index 386d813264af64e25a257b3a30b5db33f2061744..cf55b03a104df725fcb9c2207c816cda87df1b5a 100644 (file)
--- a/ui/ncurses/nc-add-url.c
+++ b/ui/ncurses/nc-add-url.c
@@ -43,6 +43,7 @@ struct add_url_screen {
 
        bool                    exit;
        bool                    show_help;
+       bool                    need_redraw;
        void                    (*on_exit)(struct cui *);
 
        int                     label_x;
@@ -93,6 +94,7 @@ static void add_url_screen_process_key(struct nc_scr *scr, int key)
 
        } else if (screen->show_help) {
                screen->show_help = false;
+               screen->need_redraw = true;
                cui_show_help(screen->cui, _("Retrieve Config"),
                        &add_url_help_text);
 
@@ -106,7 +108,10 @@ static int add_url_screen_post(struct nc_scr *scr)
        struct add_url_screen *screen = add_url_screen_from_scr(scr);
        widgetset_post(screen->widgetset);
        nc_scr_frame_draw(scr);
-       redrawwin(scr->main_ncw);
+       if (screen->need_redraw) {
+               redrawwin(scr->main_ncw);
+               screen->need_redraw = false;
+       }
        wrefresh(screen->scr.main_ncw);
        return 0;
 }
@@ -224,6 +229,7 @@ struct add_url_screen *add_url_screen_init(struct cui *cui,
        screen->on_exit = on_exit;
        screen->label_x = 2;
        screen->field_x = 25;
+       screen->need_redraw = false;
 
        nc_scr_init(&screen->scr, pb_add_url_screen_sig, 0,
                cui, add_url_screen_process_key,