X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=ui%2Fncurses%2Fnc-textscreen.c;h=55428e791986d102665fc0aaa42fa36addea3fda;hp=891c8a1c91939512ea5e47ffd50946d6d669de7e;hb=27863350496534c1bdd6a2d48661f8973aed0945;hpb=702f9c313dea66817cf05196d84cd07889e80c51

diff --git a/ui/ncurses/nc-textscreen.c b/ui/ncurses/nc-textscreen.c
index 891c8a1..55428e7 100644
--- a/ui/ncurses/nc-textscreen.c
+++ b/ui/ncurses/nc-textscreen.c
@@ -26,6 +26,7 @@
 #include <log/log.h>
 #include <fold/fold.h>
 #include <util/util.h>
+#include <i18n/i18n.h>
 
 #include "nc-cui.h"
 #include "nc-textscreen.h"
@@ -144,12 +145,18 @@ void text_screen_process_key(struct nc_scr *scr, int key)
 
 	switch (key) {
 	case 'x':
+	case 27: /* esc */
 		screen->on_exit(screen->cui);
 		break;
 	case KEY_DOWN:
 	case KEY_UP:
 		text_screen_scroll(screen, key);
 		break;
+	case 'h':
+		if (screen->help_text)
+			cui_show_help(screen->cui, screen->help_title,
+					screen->help_text);
+		break;
 	default:
 		break;
 	}
@@ -166,8 +173,23 @@ struct nc_scr *text_screen_scr(struct text_screen *screen)
 	return &screen->scr;
 }
 
+void text_screen_set_help(struct text_screen *screen, const char *title,
+		const struct help_text *text)
+{
+	screen->help_title = title;
+	screen->help_text = text;
+	screen->scr.frame.help = _("x=exit, h=help");
+}
+
 static int text_screen_post(struct nc_scr *scr)
 {
+	struct text_screen *screen = text_screen_from_scr(scr);
+
+	if (screen->need_update) {
+		text_screen_draw(screen);
+		screen->need_update = false;
+	}
+
 	nc_scr_frame_draw(scr);
 	redrawwin(scr->main_ncw);
 	wrefresh(scr->main_ncw);
@@ -187,9 +209,10 @@ void text_screen_init(struct text_screen *screen, struct cui *cui,
 
 	screen->cui = cui;
 	screen->on_exit = on_exit;
+	screen->need_update = false;
 
 	screen->scr.frame.ltitle = talloc_strdup(screen, title);
 	screen->scr.frame.rtitle = NULL;
-	screen->scr.frame.help = "x=exit";
+	screen->scr.frame.help = _("x=exit");
 	scrollok(screen->scr.sub_ncw, true);
 }