Files
harbour-core/harbour/source/rtl/accept.c
2000-03-21 11:51:27 +00:00

104 lines
2.9 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* ACCEPT command related functions
*
* Copyright 1999 Eddie Runia <eddie@runia.com>
* www - http://www.harbour-project.org
*
* This program 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 of the License, or
* (at your option) any later version, with one exception:
*
* The exception is that if you link the Harbour Runtime Library (HRL)
* and/or the Harbour Virtual Machine (HVM) with other files to produce
* an executable, this does not by itself cause the resulting executable
* to be covered by the GNU General Public License. Your use of that
* executable is in no way restricted on account of linking the HRL
* and/or HVM code into it.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA (or visit
* their web site at http://www.gnu.org/).
*
*/
/*
* The following parts are Copyright of the individual authors.
* www - http://www.harbour-project.org
*
* Copyright 1999 Victor Szakats <info@szelvesz.hu>
* __ACCEPTSTR()
*
* See doc/license.txt for licensing terms.
*
*/
#include "hbapi.h"
#include "hbapigt.h"
#include "inkey.ch"
extern HB_FUNC( QOUT );
#define ACCEPT_BUFFER_LEN 256 /* length of input buffer for ACCEPT command */
static char s_szAcceptResult[ ACCEPT_BUFFER_LEN ] = { '\0' };
HB_FUNC( __ACCEPT )
{
int input;
ULONG ulLen;
/* cPrompt(s) passed ? */
if( hb_pcount() >= 1 )
HB_FUNCNAME( QOUT )();
ulLen = 0;
input = 0;
while( input != K_ENTER )
{
/* Wait forever, for keyboard events only */
input = hb_inkey( 0.0, ( HB_inkey_enum ) INKEY_KEYBOARD, 1, 1 );
switch( input )
{
case K_BS:
case K_LEFT:
if( ulLen > 0 )
{
hb_gtWriteCon( ( BYTE * ) "\x8 \x8", 3 ); /* Erase it from the screen. */
ulLen--; /* Adjust input count to get rid of last character */
}
break;
default:
if( ulLen < ( ACCEPT_BUFFER_LEN - 1 ) && input >= 32 )
{
s_szAcceptResult[ ulLen ] = input; /* Accept the input */
hb_gtWriteCon( ( BYTE * ) &s_szAcceptResult[ ulLen ], sizeof( char ) ); /* Then display it */
ulLen++; /* Then adjust the input count */
}
}
}
s_szAcceptResult[ ulLen ] = '\0';
hb_retc( s_szAcceptResult );
}
HB_FUNC( __ACCEPTSTR )
{
hb_retc( s_szAcceptResult );
}