HB_BOOL hb_oleAxInit( void )
{
hb_oleInit();
if( s_hLib == NULL )
{
PHB_AX_WININIT pAtlAxWinInit;
s_hLib = hbwapi_LoadLibrarySystem( TEXT( "atl.dll" ) );
if( ( unsigned long ) ( HB_PTRDIFF ) s_hLib <= 32 )
{
s_hLib = NULL;
return HB_FALSE;
}
pAtlAxWinInit = ( PHB_AX_WININIT ) HB_WINAPI_GETPROCADDRESS( s_hLib, "AtlAxWinInit" );
s_pAtlAxGetControl = ( PHB_AX_GETCTRL ) HB_WINAPI_GETPROCADDRESS( s_hLib, "AtlAxGetControl" );
if( pAtlAxWinInit )
( *pAtlAxWinInit )();
hb_vmAtQuit( hb_oleAxExit, NULL );
}
return HB_TRUE;
}
static HB_BOOL hb_SetDefaultPrinter( LPCTSTR lpPrinterName )
{
#if ! defined( HB_OS_WIN_CE )
BOOL bFlag;
DWORD dwNeeded = 0;
HANDLE hPrinter = NULL;
PRINTER_INFO_2 * ppi2 = NULL;
LPTSTR pBuffer = NULL;
/* If Windows 95 or 98, use SetPrinter. */
if( hb_iswin9x() )
{
/* Open this printer so you can get information about it. */
bFlag = OpenPrinter( ( LPTSTR ) lpPrinterName, &hPrinter, NULL );
if( ! bFlag || ! hPrinter )
return HB_FALSE;
/* The first GetPrinter() tells you how big our buffer must
be to hold ALL of PRINTER_INFO_2. Note that this will
typically return FALSE. This only means that the buffer (the 3rd
parameter) was not filled in. You do not want it filled in here. */
SetLastError( 0 );
bFlag = GetPrinter( hPrinter, 2, 0, 0, &dwNeeded );
if( ! bFlag )
{
if( ( GetLastError() != ERROR_INSUFFICIENT_BUFFER ) || ( dwNeeded == 0 ) )
{
ClosePrinter( hPrinter );
return HB_FALSE;
}
}
/* Allocate enough space for PRINTER_INFO_2. */
ppi2 = ( PRINTER_INFO_2 * ) hb_xgrab( dwNeeded );
/* The second GetPrinter() will fill in all the current information
so that all you have to do is modify what you are interested in. */
bFlag = GetPrinter( hPrinter, 2, ( LPBYTE ) ppi2, dwNeeded, &dwNeeded );
if( ! bFlag )
{
ClosePrinter( hPrinter );
hb_xfree( ppi2 );
return HB_FALSE;
}
/* Set default printer attribute for this printer. */
ppi2->Attributes |= PRINTER_ATTRIBUTE_DEFAULT;
bFlag = SetPrinter( hPrinter, 2, ( LPBYTE ) ppi2, 0 );
if( ! bFlag )
{
ClosePrinter( hPrinter );
hb_xfree( ppi2 );
return HB_FALSE;
}
/* Tell all open programs that this change occurred.
Allow each program 1 second to handle this message. */
SendMessageTimeout( HWND_BROADCAST, WM_SETTINGCHANGE, 0L, ( LPARAM ) ( LPCTSTR ) TEXT( "windows" ), SMTO_NORMAL, 1000, NULL );
}
/* If Windows NT, use the SetDefaultPrinter API for Windows 2000,
or WriteProfileString for version 4.0 and earlier. */
else if( hb_iswinnt() )
{
if( hb_iswin2k() ) /* Windows 2000 or later (use explicit call) */
{
HMODULE hWinSpool;
typedef BOOL ( WINAPI * DEFPRINTER )( LPCTSTR ); /* stops warnings */
DEFPRINTER fnSetDefaultPrinter;
hWinSpool = hbwapi_LoadLibrarySystem( TEXT( "winspool.drv" ) );
if( ! hWinSpool )
return HB_FALSE;
fnSetDefaultPrinter = ( DEFPRINTER ) HB_WINAPI_GETPROCADDRESST( hWinSpool,
"SetDefaultPrinter" );
if( ! fnSetDefaultPrinter )
{
FreeLibrary( hWinSpool );
return HB_FALSE;
}
bFlag = ( *fnSetDefaultPrinter )( lpPrinterName );
FreeLibrary( hWinSpool );
if( ! bFlag )
return HB_FALSE;
}
else /* NT4.0 or earlier */
{
HB_ISIZ nStrLen;
/* Open this printer so you can get information about it. */
bFlag = OpenPrinter( ( LPTSTR ) lpPrinterName, &hPrinter, NULL );
if( ! bFlag || ! hPrinter )
return HB_FALSE;
/* The first GetPrinter() tells you how big our buffer must
be to hold ALL of PRINTER_INFO_2. Note that this will
typically return FALSE. This only means that the buffer (the 3rd
parameter) was not filled in. You do not want it filled in here. */
SetLastError( 0 );
bFlag = GetPrinter( hPrinter, 2, 0, 0, &dwNeeded );
if( ! bFlag )
{
if( ( GetLastError() != ERROR_INSUFFICIENT_BUFFER ) || ( dwNeeded == 0 ) )
{
ClosePrinter( hPrinter );
return HB_FALSE;
}
}
/* Allocate enough space for PRINTER_INFO_2. */
ppi2 = ( PRINTER_INFO_2 * ) hb_xgrab( dwNeeded );
/* The second GetPrinter() fills in all the current
information. */
bFlag = GetPrinter( hPrinter, 2, ( LPBYTE ) ppi2, dwNeeded, &dwNeeded );
if( ( ! bFlag ) || ( ! ppi2->pDriverName ) || ( ! ppi2->pPortName ) )
{
ClosePrinter( hPrinter );
hb_xfree( ppi2 );
return HB_FALSE;
}
nStrLen = hbwapi_tstrlen( lpPrinterName ) +
hbwapi_tstrlen( ppi2->pDriverName ) +
hbwapi_tstrlen( ppi2->pPortName ) + 2;
/* Allocate buffer big enough for concatenated string.
String will be in form "printername,drivername,portname". */
pBuffer = ( LPTSTR ) hb_xgrab( ( nStrLen + 1 ) * sizeof( TCHAR ) );
pBuffer[ 0 ] = TEXT( '\0' );
/* Build string in form "printername,drivername,portname". */
hbwapi_tstrncat( pBuffer, lpPrinterName, nStrLen );
hbwapi_tstrncat( pBuffer, TEXT( "," ), nStrLen );
hbwapi_tstrncat( pBuffer, ppi2->pDriverName, nStrLen );
hbwapi_tstrncat( pBuffer, TEXT( "," ), nStrLen );
hbwapi_tstrncat( pBuffer, ppi2->pPortName, nStrLen );
/* Set the default printer in win.ini and registry. */
bFlag = WriteProfileString( TEXT( "windows" ), TEXT( "device" ), pBuffer );
if( ! bFlag )
{
ClosePrinter( hPrinter );
hb_xfree( ppi2 );
hb_xfree( pBuffer );
return HB_FALSE;
}
}
/* Tell all open programs that this change occurred.
Allow each app 1 second to handle this message. */
SendMessageTimeout( HWND_BROADCAST, WM_SETTINGCHANGE, 0L, 0L, SMTO_NORMAL, 1000, NULL );
}
/* Clean up. */
if( hPrinter )
ClosePrinter( hPrinter );
if( ppi2 )
hb_xfree( ppi2 );
if( pBuffer )
hb_xfree( pBuffer );
return HB_TRUE;
#else
HB_SYMBOL_UNUSED( lpPrinterName );
return HB_FALSE;
#endif
}
static void hb_GetDefaultPrinter( PHB_ITEM pPrinterName )
{
#if ! defined( HB_OS_WIN_CE )
HB_BOOL bResult = HB_FALSE;
hb_itemPutC( pPrinterName, NULL );
if( hb_iswin2k() ) /* Windows 2000 or later */
{
typedef BOOL( WINAPI * DEFPRINTER ) ( LPTSTR, LPDWORD );
DEFPRINTER fnGetDefaultPrinter;
HMODULE hWinSpool = hbwapi_LoadLibrarySystem( TEXT( "winspool.drv" ) );
if( hWinSpool )
{
fnGetDefaultPrinter = ( DEFPRINTER ) GetProcAddress( hWinSpool,
HB_WINAPI_FUNCTION_NAME( "GetDefaultPrinter" ) );
if( fnGetDefaultPrinter )
{
TCHAR lpPrinterName[ 256 ];
DWORD dwSize = HB_SIZEOFARRAY( lpPrinterName ) - 1;
bResult = ( *fnGetDefaultPrinter )( lpPrinterName, &dwSize );
HB_ITEMPUTSTR( pPrinterName, lpPrinterName );
}
FreeLibrary( hWinSpool );
}
}
if( ! bResult ) /* Win9x and Windows NT 4.0 or earlier & 2000+ if necessary for some reason i.e. dll could not load! */
{
TCHAR lpPrinterName[ 256 ];
DWORD dwSize = GetProfileString( TEXT( "windows" ), TEXT( "device" ), TEXT( "" ), lpPrinterName, ( DWORD ) HB_SIZEOFARRAY( lpPrinterName ) - 1 );
if( dwSize && dwSize < HB_SIZEOFARRAY( lpPrinterName ) )
{
dwSize = 0;
while( lpPrinterName[ dwSize ] != '\0' && lpPrinterName[ dwSize ] != ',' )
dwSize++;
lpPrinterName[ dwSize ] = '\0';
bResult = HB_TRUE;
HB_ITEMPUTSTRLEN( pPrinterName, lpPrinterName, dwSize );
}
}
if( ! bResult && hb_iswin9x() )
{
/* This option should never be required but is included because of this article
http://support.microsoft.com/kb/246772/en-us
This option will not enumerate any network printers.
From the SDK technical reference for EnumPrinters();
If Level is 2 or 5, Name is a pointer to a null-terminated string that specifies
the name of a server whose printers are to be enumerated.
If this string is NULL, then the function enumerates the printers installed on the local machine.
*/
DWORD dwNeeded = 0, dwReturned = 0;
if( EnumPrinters( PRINTER_ENUM_DEFAULT, NULL, 2, NULL, 0, &dwNeeded, &dwReturned ) )
{
if( dwNeeded )
{
PRINTER_INFO_2 * pPrinterInfo = ( PRINTER_INFO_2 * ) hb_xgrab( dwNeeded );
if( EnumPrinters( PRINTER_ENUM_DEFAULT, NULL, 2, ( LPBYTE ) pPrinterInfo, dwNeeded, &dwNeeded, &dwReturned ) && dwReturned )
HB_ITEMPUTSTR( pPrinterName, pPrinterInfo->pPrinterName );
hb_xfree( pPrinterInfo );
}
}
}
#else
hb_itemPutC( pPrinterName, NULL );
#endif
}
