151 lines
4.2 KiB
C
151 lines
4.2 KiB
C
/* gfxmenu.c - Graphical menu interface controller. */
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/*
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* VAS_EBOOT -- GRand Unified Bootloader
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* Copyright (C) 2008 Free Software Foundation, Inc.
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*
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* VAS_EBOOT is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* VAS_EBOOT is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with VAS_EBOOT. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <VasEBoot/types.h>
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#include <VasEBoot/misc.h>
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#include <VasEBoot/mm.h>
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#include <VasEBoot/err.h>
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#include <VasEBoot/dl.h>
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#include <VasEBoot/command.h>
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#include <VasEBoot/video.h>
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#include <VasEBoot/gfxterm.h>
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#include <VasEBoot/bitmap.h>
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#include <VasEBoot/bitmap_scale.h>
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#include <VasEBoot/term.h>
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#include <VasEBoot/env.h>
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#include <VasEBoot/normal.h>
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#include <VasEBoot/gfxwidgets.h>
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#include <VasEBoot/menu.h>
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#include <VasEBoot/menu_viewer.h>
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#include <VasEBoot/gfxmenu_model.h>
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#include <VasEBoot/gfxmenu_view.h>
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#include <VasEBoot/time.h>
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#include <VasEBoot/i18n.h>
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VAS_EBOOT_MOD_LICENSE ("GPLv3+");
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static VasEBoot_gfxmenu_view_t cached_view;
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static void
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VasEBoot_gfxmenu_viewer_fini (void *data __attribute__ ((unused)))
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{
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}
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/* FIXME: Previously 't' changed to text menu is it necessary? */
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static VasEBoot_err_t
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VasEBoot_gfxmenu_try (int entry, VasEBoot_menu_t menu, int nested)
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{
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VasEBoot_gfxmenu_view_t view = NULL;
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const char *theme_path;
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char *full_theme_path = 0;
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struct VasEBoot_menu_viewer *instance;
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VasEBoot_err_t err;
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struct VasEBoot_video_mode_info mode_info;
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theme_path = VasEBoot_env_get ("theme");
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if (! theme_path)
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return VasEBoot_error (VAS_EBOOT_ERR_FILE_NOT_FOUND, N_("variable `%s' isn't set"),
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"theme");
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err = VasEBoot_video_get_info (&mode_info);
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if (err)
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return err;
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instance = VasEBoot_zalloc (sizeof (*instance));
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if (!instance)
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return VasEBoot_errno;
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if (theme_path[0] != '/' && theme_path[0] != '(')
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{
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const char *prefix;
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prefix = VasEBoot_env_get ("prefix");
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full_theme_path = VasEBoot_xasprintf ("%s/themes/%s",
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prefix,
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theme_path);
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}
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if (!cached_view || VasEBoot_strcmp (cached_view->theme_path,
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full_theme_path ? : theme_path) != 0
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|| cached_view->screen.width != mode_info.width
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|| cached_view->screen.height != mode_info.height)
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{
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VasEBoot_gfxmenu_view_destroy (cached_view);
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/* Create the view. */
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cached_view = VasEBoot_gfxmenu_view_new (full_theme_path ? : theme_path,
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mode_info.width,
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mode_info.height);
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}
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VasEBoot_free (full_theme_path);
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if (! cached_view)
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{
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VasEBoot_free (instance);
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return VasEBoot_errno;
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}
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view = cached_view;
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view->double_repaint = (mode_info.mode_type
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& VAS_EBOOT_VIDEO_MODE_TYPE_DOUBLE_BUFFERED)
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&& !(mode_info.mode_type & VAS_EBOOT_VIDEO_MODE_TYPE_UPDATING_SWAP);
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view->selected = entry;
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view->menu = menu;
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view->nested = nested;
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view->first_timeout = -1;
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VasEBoot_video_set_viewport (0, 0, mode_info.width, mode_info.height);
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if (view->double_repaint)
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{
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VasEBoot_video_swap_buffers ();
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VasEBoot_video_set_viewport (0, 0, mode_info.width, mode_info.height);
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}
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VasEBoot_gfxmenu_view_draw (view);
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instance->data = view;
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instance->set_chosen_entry = VasEBoot_gfxmenu_set_chosen_entry;
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instance->fini = VasEBoot_gfxmenu_viewer_fini;
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instance->print_timeout = VasEBoot_gfxmenu_print_timeout;
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instance->clear_timeout = VasEBoot_gfxmenu_clear_timeout;
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VasEBoot_menu_register_viewer (instance);
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return VAS_EBOOT_ERR_NONE;
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}
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VAS_EBOOT_MOD_INIT (gfxmenu)
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{
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struct VasEBoot_term_output *term;
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FOR_ACTIVE_TERM_OUTPUTS(term)
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if (VasEBoot_gfxmenu_try_hook && term->fullscreen)
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{
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term->fullscreen ();
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break;
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}
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VasEBoot_gfxmenu_try_hook = VasEBoot_gfxmenu_try;
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}
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VAS_EBOOT_MOD_FINI (gfxmenu)
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{
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VasEBoot_gfxmenu_view_destroy (cached_view);
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VasEBoot_gfxmenu_try_hook = NULL;
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}
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