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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2021-2022 Alfonso Sabato Siciliano
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <curses.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "bsddialog.h"
#include "bsddialog_theme.h"
#include "lib_util.h"
int bsddialog_init(void)
{
int i, j, c, error;
enum bsddialog_default_theme theme;
set_error_string("");
if (initscr() == NULL)
RETURN_ERROR("Cannot init curses (initscr)");
error = OK;
error += keypad(stdscr, TRUE);
nl();
error += cbreak();
error += noecho();
curs_set(0);
if (error != OK) {
bsddialog_end();
RETURN_ERROR("Cannot init curses (keypad and cursor)");
}
c = 1;
error += start_color();
for (i = 0; i < 8; i++) {
for (j = 0; j < 8; j++) {
error += init_pair(c, i, j);
c++;
}
}
if (error == OK && has_colors())
theme = BSDDIALOG_THEME_FLAT;
else
theme = BSDDIALOG_THEME_BLACKWHITE;
if (bsddialog_set_default_theme(theme) != 0) {
bsddialog_end();
return (BSDDIALOG_ERROR);
}
return (BSDDIALOG_OK);
}
int bsddialog_end(void)
{
if (endwin() != OK)
RETURN_ERROR("Cannot end curses (endwin)");
return (BSDDIALOG_OK);
}
int bsddialog_backtitle(struct bsddialog_conf *conf, const char *backtitle)
{
mvaddstr(0, 1, backtitle);
if (conf->no_lines != true)
mvhline(1, 1, conf->ascii_lines ? '-' : ACS_HLINE,
SCREENCOLS - 2);
refresh();
return (BSDDIALOG_OK);
}
const char *bsddialog_geterror(void)
{
return (get_error_string());
}
int bsddialog_initconf(struct bsddialog_conf *conf)
{
if (conf == NULL)
RETURN_ERROR("conf is NULL");
if (sizeof(*conf) != sizeof(struct bsddialog_conf))
RETURN_ERROR("Bad conf size");
memset(conf, 0, sizeof(struct bsddialog_conf));
conf->y = BSDDIALOG_CENTER;
conf->x = BSDDIALOG_CENTER;
conf->shadow = true;
return (BSDDIALOG_OK);
}
int bsddialog_clearterminal(void)
{
if (clear() != OK)
RETURN_ERROR("Cannot clear the terminal");
refresh();
return (BSDDIALOG_OK);
}
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