b5a26851e0
- font functions move to tv_display. - modify tv_init_display() and add tv_finalize_display(). - viewport functions are changed from global to static. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27154 a1c6a512-1295-4272-9138-f99709370657
125 lines
4.4 KiB
C
125 lines
4.4 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 Gilles Roux
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* 2003 Garrett Derner
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* 2010 Yoshihisa Uchida
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "plugin.h"
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#include "tv_preferences.h"
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static struct tv_preferences prefs;
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/* read-only preferences pointer, for access by other files */
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const struct tv_preferences * const preferences = &prefs;
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static int listner_count = 0;
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#define TV_MAX_LISTNERS 5
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static void (*listners[TV_MAX_LISTNERS])(const struct tv_preferences *oldp);
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static void tv_notify_change_preferences(const struct tv_preferences *oldp)
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{
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int i;
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/*
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* the following items do not check.
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* - alignment
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* - horizontal_scroll_mode
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* - vertical_scroll_mode
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* - page_mode
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* - font
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* - autoscroll_speed
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* - narrow_mode
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*/
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if ((oldp == NULL) ||
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(oldp->word_mode != preferences->word_mode) ||
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(oldp->line_mode != preferences->line_mode) ||
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(oldp->windows != preferences->windows) ||
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(oldp->horizontal_scrollbar != preferences->horizontal_scrollbar) ||
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(oldp->vertical_scrollbar != preferences->vertical_scrollbar) ||
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(oldp->encoding != preferences->encoding) ||
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(oldp->indent_spaces != preferences->indent_spaces) ||
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#ifdef HAVE_LCD_BITMAP
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(oldp->header_mode != preferences->header_mode) ||
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(oldp->footer_mode != preferences->footer_mode) ||
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(oldp->statusbar != preferences->statusbar) ||
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(rb->strcmp(oldp->font_name, preferences->font_name)) ||
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#endif
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(rb->strcmp(oldp->file_name, preferences->file_name)))
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{
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/* callback functions are called as FILO */
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for (i = listner_count - 1; i >= 0; i--)
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listners[i](oldp);
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}
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}
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void tv_set_preferences(const struct tv_preferences *new_prefs)
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{
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static struct tv_preferences old_prefs;
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struct tv_preferences *oldp = NULL;
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static bool is_initialized = false;
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if (is_initialized)
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tv_copy_preferences((oldp = &old_prefs));
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is_initialized = true;
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rb->memcpy(&prefs, new_prefs, sizeof(struct tv_preferences));
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tv_notify_change_preferences(oldp);
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}
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void tv_copy_preferences(struct tv_preferences *copy_prefs)
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{
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rb->memcpy(copy_prefs, preferences, sizeof(struct tv_preferences));
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}
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void tv_set_default_preferences(struct tv_preferences *p)
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{
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p->word_mode = WM_WRAP;
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p->line_mode = LM_NORMAL;
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p->windows = 1;
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p->alignment = AL_LEFT;
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p->horizontal_scroll_mode = HS_SCREEN;
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p->vertical_scroll_mode = VS_PAGE;
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p->page_mode = PM_NO_OVERLAP;
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p->horizontal_scrollbar = SB_OFF;
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p->vertical_scrollbar = SB_OFF;
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#ifdef HAVE_LCD_BITMAP
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p->header_mode = HD_PATH;
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p->footer_mode = FT_PAGE;
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p->statusbar = true;
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rb->strlcpy(p->font_name, rb->global_settings->font_file, MAX_PATH);
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p->font = rb->font_get(FONT_UI);
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#else
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p->header_mode = HD_NONE;
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p->footer_mode = FT_NONE;
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p->statusbar = false;
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#endif
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p->autoscroll_speed = 1;
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p->narrow_mode = NM_PAGE;
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p->indent_spaces = 2;
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/* Set codepage to system default */
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p->encoding = rb->global_settings->default_codepage;
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p->file_name[0] = '\0';
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}
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void tv_add_preferences_change_listner(void (*listner)(const struct tv_preferences *oldp))
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{
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if (listner_count < TV_MAX_LISTNERS)
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listners[listner_count++] = listner;
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}
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