Files
harbour-core/contrib/hbnf/numlock.c
vszakats 9687850865 2013-03-16 02:10 UTC+0100 Viktor Szakats (harbour syenar.net)
* (all files)
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2013-03-16 02:11:42 +01:00

60 lines
1.4 KiB
C

/*
* Author....: Ted Means
* CIS ID....: 73067,3332
*
* This function is an original work by Ted Means and is placed in the
* public domain.
*
* Modification history:
* ---------------------
*
* Rev 1.3 15 Jul 1993 00:08:46 GLENN
* Changed reference to status_byte in order to make this work in
* protected mode.
*
* Rev 1.2 15 Aug 1991 23:08:12 GLENN
* Forest Belt proofread/edited/cleaned up doc
*
* Rev 1.1 27 May 1991 14:43:20 GLENN
* Ted added a parameter to toggle the Numlock on or off.
*
* Rev 1.0 01 Apr 1991 01:02:50 GLENN
* Nanforum Toolkit
*
*
*/
#include "hbapigt.h"
#include "hbapiitm.h"
HB_FUNC( FT_NUMLOCK )
{
int iState = 0;
HB_GT_INFO gtInfo;
memset( &gtInfo, 0, sizeof( gtInfo ) );
hb_gtInfo( HB_GTI_KBDSHIFTS, &gtInfo );
if( gtInfo.pResult )
{
iState = hb_itemGetNI( gtInfo.pResult );
gtInfo.pNewVal = gtInfo.pResult;
gtInfo.pResult = NULL;
}
if( HB_ISLOG( 1 ) )
{
int iNewState = hb_parl( 1 ) ?
( iState | HB_GTI_KBD_NUMLOCK ) :
( iState & ~HB_GTI_KBD_NUMLOCK );
gtInfo.pNewVal = hb_itemPutNI( gtInfo.pNewVal, iNewState );
hb_gtInfo( HB_GTI_KBDSHIFTS, &gtInfo );
}
if( gtInfo.pNewVal )
hb_itemRelease( gtInfo.pNewVal );
if( gtInfo.pResult )
hb_itemRelease( gtInfo.pResult );
hb_retl( ( iState & HB_GTI_KBD_NUMLOCK ) != 0 );
}