Files
harbour-core/harbour/contrib/delphi/hbdll/macrcall.c

129 lines
3.9 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
*
* Macro processing requested from Delphi and setting callbacks
* to interact with Delphi
*
* Copyright 2002 Jorge A. Giraldo S. <jgiraldo@col2.telecom.com.co>
* <jorgeagiraldo@hotmail.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, 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.
*
*/
#define HB_OS_WIN_32_USED
#include "hbvm.h"
#include "hbapiitm.h"
#include "hbstack.h"
#if defined(HB_OS_WIN_32)
// Function pointer type
typedef long (__stdcall *CallBackFuncType)(const char* message);
// Setter function
HB_EXPORT __stdcall void SetCallBack(CallBackFuncType fun);
char * HB_EXPORT __stdcall MacroCall( char * sParam )
{
char *szFunc = "MacroCall";
PHB_DYNS pDynSym = hb_dynsymFindName( szFunc ); /* The PRG function to use */
if( pDynSym )
{
hb_vmPushSymbol( pDynSym->pSymbol );
hb_vmPushNil();
hb_vmPushString( sParam, strlen( sParam ) );
hb_vmFunction( 1 ); /* as we receive one parameter */
return hb_stack.Return.item.asString.value;
}
else
return "error ...";
}
static CallBackFuncType cbfun = 0;
void __stdcall SetCallBack(CallBackFuncType fun)
{
CallBackFuncType oldfun = cbfun;
cbfun = fun;
return oldfun;
}
HB_FUNC( CALLBACK )
{
long result = 0;
if (cbfun != 0)
{
result = cbfun( hb_parc( 1 ) );
}
else
{
MessageBox( NULL, //HWINDOW of the window that owns the message box
"CallBack failed under MacrCall.c" , //Text
"Warning" ,//Title
MB_OK | MB_ICONINFORMATION );//Bit mask flags
}
hb_retl( result ); // QUESTION: If you can make this to return a char pointer
// being interpreted correctly by Delphi,
// please inform me, I'm all ears, thank you.
}
HB_FUNC( MSGBOX )
{
MessageBox( 0, hb_parc( 1 ), "Warning", 0 );
}
#endif