common, menu: add statusline support
add the possibility to show a statusline when printing a menu Signed-off-by: Heiko Schocher <hs@denx.de> Cc: Jason Hobbs <jason.hobbs@calxeda.com> Cc: Mike Frysinger <vapier@gentoo.org> Acked-by: Mike Frysinger <vapier@gentoo.org>
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@ -113,6 +113,13 @@ static inline void *menu_item_destroy(struct menu *m,
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return NULL;
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}
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void __menu_display_statusline(struct menu *m)
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{
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return;
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}
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void menu_display_statusline(struct menu *m)
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__attribute__ ((weak, alias("__menu_display_statusline")));
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/*
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* Display a menu so the user can make a choice of an item. First display its
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* title, if any, and then each item in the menu.
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@ -123,6 +130,7 @@ static inline void menu_display(struct menu *m)
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puts(m->title);
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putc('\n');
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}
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menu_display_statusline(m);
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menu_items_iter(m, menu_item_print, NULL);
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}
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@ -69,6 +69,11 @@ int menu_get_choice(struct menu *m, void **choice);
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*/
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int menu_destroy(struct menu *m);
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/*
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* menu_display_statusline(struct menu *m);
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* shows a statusline for every menu_display call.
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*/
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void menu_display_statusline(struct menu *m);
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Example Code
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------------
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@ -26,5 +26,6 @@ int menu_default_set(struct menu *m, char *item_key);
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int menu_get_choice(struct menu *m, void **choice);
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int menu_item_add(struct menu *m, char *item_key, void *item_data);
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int menu_destroy(struct menu *m);
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void menu_display_statusline(struct menu *m);
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#endif /* __MENU_H__ */
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