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deb-mbse/mbsetup/screen.c

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/*****************************************************************************
*
* $Id$
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* Purpose ...............: Screen functions for setup.
*
*****************************************************************************
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* Copyright (C) 1997-2002
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*
* Michiel Broek FIDO: 2:280/2802
* Beekmansbos 10
* 1971 BV IJmuiden
* the Netherlands
*
* This file is part of MBSE BBS.
*
* This BBS 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 2, or (at your option) any
* later version.
*
* MB BBS 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 MB BBS; see the file COPYING. If not, write to the Free
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*****************************************************************************/
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#include "../config.h"
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#include "../lib/libs.h"
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#include "../lib/memwatch.h"
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#include "../lib/structs.h"
#include "../lib/ansi.h"
#include "../lib/common.h"
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#include "../lib/clcomm.h"
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#include "screen.h"
extern int init;
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int bbs_free;
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/*************************************************************************
*
* Global section
*/
void clrtoeol()
{
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int i;
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fprintf(stdout, "\r");
for (i = 0; i < COLS; i++)
fputc(' ', stdout);
fprintf(stdout, "\r");
fflush(stdout);
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}
void hor_lin(int y, int x, int len)
{
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int i;
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locate(y, x);
for (i = 0; i < len; i++)
fputc('-', stdout);
fflush(stdout);
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}
static int old_f = -1;
static int old_b = -1;
void set_color(int f, int b)
{
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f = f & 15;
b = b & 7;
if ((f != old_f) || (b != old_b)) {
old_f = f;
old_b = b;
colour(f, b);
fflush(stdout);
}
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}
static time_t lasttime;
/*
* Show the current date & time in the second status row
*/
void show_date(int fg, int bg, int y, int x)
{
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time_t now;
char *p, buf[128];
now = time(NULL);
if (now != lasttime) {
lasttime = now;
set_color(LIGHTGREEN, BLUE);
p = ctime(&now);
Striplf(p);
mvprintw(1, 44, (char *)"%s TZUTC %s", p, gmtoffset(now));
p = asctime(gmtime(&now));
Striplf(p);
mvprintw(2, 44, (char *)"%s UTC", p);
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/*
* Indicator if bbs is free
*/
strcpy(buf, SockR("SFRE:0;"));
if (strncmp(buf, "100:0;", 6) == 0) {
strcpy(buf, SockR("SBBS:0;"));
if (strncmp(buf, "100:2,1", 7) == 0) {
set_color(WHITE, RED);
mvprintw(2,74, (char *)" Down ");
} else {
set_color(WHITE, BLUE);
mvprintw(2,74, (char *)" Free ");
}
bbs_free = TRUE;
} else {
set_color(WHITE, RED);
mvprintw(2,74, (char *)" Busy ");
bbs_free = FALSE;
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}
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if (y && x)
locate(y, x);
set_color(fg, bg);
}
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}
void center_addstr(int y, char *s)
{
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mvprintw(y, (COLS / 2) - (strlen(s) / 2), s);
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}
/*
* Curses and screen initialisation.
*/
void screen_start(char *name)
{
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int i;
TermInit(1);
/*
* Overwrite screen the first time, if user had it black on white
* it will change to white on black. clear() won't do the trick.
*/
set_color(LIGHTGRAY, BLUE);
locate(1, 1);
for (i = 0; i < LINES; i++) {
if (i == 3)
colour(LIGHTGRAY, BLACK);
clrtoeol();
if (i < LINES)
fprintf(stdout, "\n");
}
fflush(stdout);
set_color(WHITE, BLUE);
locate(1, 1);
printf((char *)"%s for MBSE BBS version %s", name, VERSION);
set_color(YELLOW, BLUE);
locate(2, 1);
printf((char *)SHORTRIGHT);
set_color(LIGHTGRAY, BLACK);
show_date(LIGHTGRAY, BLACK, 0, 0);
fflush(stdout);
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}
/*
* Screen deinit
*/
void screen_stop()
{
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set_color(LIGHTGRAY, BLACK);
clear();
fflush(stdout);
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}
/*
* Message at the upperright window about actions
*/
void working(int txno, int y, int x)
{
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int i;
if (init)
return;
/*
* If txno not 0 there will be something written. The
* reversed attributes for mono, or white on red for
* color screens is set. The cursor is turned off and
* original cursor position is saved.
*/
show_date(LIGHTGRAY, BLACK, 0, 0);
if (txno != 0)
set_color(YELLOW, RED);
else
set_color(LIGHTGRAY, BLACK);
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switch (txno) {
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case 0: mvprintw(4, 66, (char *)" ");
break;
case 1: mvprintw(4, 66, (char *)"Working . . .");
break;
case 2: mvprintw(4, 66, (char *)">>> ERROR <<<");
for (i = 1; i <= 5; i++) {
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fputc(7, stdout);
fflush(stdout);
usleep(150000);
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}
usleep(550000);
break;
case 3: mvprintw(4, 66, (char *)"Form inserted");
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fputc(7, stdout);
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fflush(stdout);
sleep(1);
break;
case 4: mvprintw(4, 66, (char *)"Form deleted ");
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fputc(7, stdout);
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fflush(stdout);
sleep(1);
break;
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case 5: mvprintw(4, 66, (char *)"Moving . . . ");
break;
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}
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show_date(LIGHTGRAY, BLACK, 0, 0);
set_color(LIGHTGRAY, BLACK);
if (y && x)
locate(y, x);
fflush(stdout);
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}
/*
* Clear the middle window
*/
void clr_index()
{
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int i;
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set_color(LIGHTGRAY, BLACK);
for (i = 3; i <= (LINES - 1); i++) {
locate(i, 1);
clrtoeol();
}
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}
/*
* Show help at the bottom of the screen.
*/
void showhelp(char *T)
{
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int f, i, x, forlim;
f = FALSE;
locate(LINES-1, 1);
set_color(WHITE, RED);
clrtoeol();
x = 0;
forlim = strlen(T);
for (i = 0; i < forlim; i++) {
if (T[i] == '^') {
if (f == FALSE) {
f = TRUE;
set_color(YELLOW, RED);
} else {
f = FALSE;
set_color(WHITE, RED);
}
} else {
fputc(T[i], stdout);
x++;
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}
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}
set_color(LIGHTGRAY, BLACK);
fflush(stdout);
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}