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support scrolling menu entry's text (#1539)

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A1ive 2022-03-29 22:50:11 +08:00 • committed by GitHub
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49
GRUB2/MOD_SRC/grub-2.04/include/grub/menu_viewer.h Normal file
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/* menu_viewer.h - Interface to menu viewer implementations. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2009 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GRUB_MENU_VIEWER_HEADER
#define GRUB_MENU_VIEWER_HEADER 1
#include <grub/err.h>
#include <grub/symbol.h>
#include <grub/types.h>
#include <grub/menu.h>
#include <grub/term.h>
struct grub_menu_viewer
{
struct grub_menu_viewer *next;
void *data;
void (*set_chosen_entry) (int entry, void *data);
void (*scroll_chosen_entry) (void *data, int diren);
void (*print_timeout) (int timeout, void *data);
void (*clear_timeout) (void *data);
void (*fini) (void *fini);
};
void grub_menu_register_viewer (struct grub_menu_viewer *viewer);
grub_err_t
grub_menu_try_text (struct grub_term_output *term,
int entry, grub_menu_t menu, int nested);
extern grub_err_t (*grub_gfxmenu_try_hook) (int entry, grub_menu_t menu,
int nested);
#endif /* GRUB_MENU_VIEWER_HEADER */