Files
harbour-core/harbour/contrib/libct/keyset.c

254 lines
5.4 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* CT3 Printer functions: - KSETINS()
* - KSETCAPS()
* - KSETNUM()
* - KSETSCROLL()
*
* Copyright 2001 Walter Negro - FOEESITRA" <waltern@foeesitra.org.ar>
* 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, or (at your option)
* any later version.
*
* 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 software; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
*
* As a special exception, the Harbour Project gives permission for
* additional uses of the text contained in its release of Harbour.
*
* The exception is that, if you link the Harbour libraries 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 Harbour library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the Harbour
* Project under the name Harbour. If you copy code from other
* Harbour Project or Free Software Foundation releases into a copy of
* Harbour, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for Harbour, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
*/
#include "ct.h"
#if defined (HB_OS_DOS)
#if defined(__DJGPP__)
#include "pc.h"
#include "sys\exceptn.h"
#include "sys\farptr.h"
#elif defined(__MSC_VER)
#include "signal.h"
#elif defined(__BORLANDC__)
#ifndef FAR
#define FAR far /* Because FAR is not defined for Borland C 3.x */
#endif
#endif
static void SetGet( char cKey );
/* $DOC$
* $FUNCNAME$
* KSETINS()
* $CATEGORY$
* CT3 switch and state functions
* $ONELINER$
* $SYNTAX$
* KSETINS ([<lNewSwitch>]) -> lOldSwitch
* $ARGUMENTS$
* $RETURNS$
* $DESCRIPTION$
* TODO: add documentation
* $EXAMPLES$
* $TESTS$
* $STATUS$
* Started
* $COMPLIANCE$
* $PLATFORMS$
* DOS
* $FILES$
* Source is keyset.c, library is libct.
* $SEEALSO$
* $END$
*/
HB_FUNC (KSETINS)
{
char cKey = 0x80;
SetGet( cKey );
}
/* $DOC$
* $FUNCNAME$
* KSETCAPS()
* $CATEGORY$
* CT3 switch and state functions
* $ONELINER$
* $SYNTAX$
* KSETCAPS ([<lNewSwitch>]) -> lOldSwitch
* $ARGUMENTS$
* $RETURNS$
* $DESCRIPTION$
* TODO: add documentation
* $EXAMPLES$
* $TESTS$
* $STATUS$
* Started
* $COMPLIANCE$
* $PLATFORMS$
* DOS
* $FILES$
* Source is keyset.c, library is libct.
* $SEEALSO$
* $END$
*/
HB_FUNC (KSETCAPS)
{
char cKey = 0x40;
SetGet( cKey );
}
/* $DOC$
* $FUNCNAME$
* KSETNUM()
* $CATEGORY$
* CT3 switch and state functions
* $ONELINER$
* $SYNTAX$
* KSETNUM ([<lNewSwitch>]) -> lOldSwitch
* $ARGUMENTS$
* $RETURNS$
* $DESCRIPTION$
* TODO: add documentation
* $EXAMPLES$
* $TESTS$
* $STATUS$
* Started
* $COMPLIANCE$
* $PLATFORMS$
* DOS
* $FILES$
* Source is keyset.c, library is libct.
* $SEEALSO$
* $END$
*/
HB_FUNC (KSETNUM)
{
char cKey = 0x20;
SetGet( cKey );
}
/* $DOC$
* $FUNCNAME$
* KSETSCROLL()
* $CATEGORY$
* CT3 switch and state functions
* $ONELINER$
* $SYNTAX$
* KSETSCROLL ([<lNewSwitch>]) -> lOldSwitch
* $ARGUMENTS$
* $RETURNS$
* $DESCRIPTION$
* TODO: add documentation
* $EXAMPLES$
* $TESTS$
* $STATUS$
* Started
* $COMPLIANCE$
* $PLATFORMS$
* DOS
* $FILES$
* Source is keyset.c, library is libct.
* $SEEALSO$
* $END$
*/
HB_FUNC (KSETSCROLL)
{
char cKey = 0x10;
SetGet( cKey );
}
static void SetGet( char cKey )
{
#if defined(__WATCOMC__) && defined(__386__)
hb_retl( *( ( char * ) 0x0417 ) & cKey );
#elif defined(__DJGPP__)
hb_retl( _farpeekb( 0x0040, 0x0017 ) & cKey );
#else
hb_retl( *( ( char FAR * ) MK_FP( 0x0040, 0x0017 ) ) & cKey );
#endif
if ( hb_pcount() >= 1 )
{
cKey = hb_parl( 1 ) * cKey;
#if defined(__WATCOMC__) && defined(__386__)
*( ( char * ) 0x0417 ) = ( *( ( char * ) 0x0417 ) & ( !cKey ) ) | cKey );
#elif defined(__DJGPP__)
_farpokeb( 0x0040, 0x0017, ( _farpeekb( 0x0040, 0x0017 ) & ( !cKey ) ) | cKey );
#else
*( ( char FAR * ) MK_FP( 0x0040, 0x0017 ) ) = ( *( ( char FAR * ) MK_FP( 0x0040, 0x0017 ) ) & ( !cKey ) ) | cKey;
#endif
}
}
#endif /* #if defined (HB_OS_DOS) */