xref: /aoo41x/main/vcl/win/source/app/salshl.cxx (revision cdf0e10c)

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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
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 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"

#include <tools/debug.hxx>
#include <tools/svwin.h>
#include <win/saldata.hxx>

// =======================================================================

SalShlData aSalShlData;

// =======================================================================

#ifdef WNT

extern "C"
{

#ifdef __MINGW32__
sal_Bool WINAPI DllMain( HINSTANCE hInst, DWORD nReason, LPVOID pReserved )
#else
#ifdef ICC
int _CRT_init(void);
#else
BOOL WINAPI _CRT_INIT( HINSTANCE hInst, DWORD nReason, LPVOID pReserved );
#endif

BOOL WINAPI LibMain( HINSTANCE hInst, DWORD nReason, LPVOID pReserved )
#endif
{
	// Unsere DLL-Initialisierung
	if ( nReason == DLL_PROCESS_ATTACH )
		aSalShlData.mhInst = hInst;

#ifndef __MINGW32__
#ifdef ICC
	if ( _CRT_init() == -1 )
#else
	if ( !_CRT_INIT( hInst, nReason, pReserved ) )
#endif
		return 0;
#endif

	return 1;
}

}

#endif

// =======================================================================

HCURSOR ImplLoadSalCursor( int nId )
{
	DBG_ASSERT( aSalShlData.mhInst, "no DLL instance handle" );

	HCURSOR hCursor = LoadCursor( aSalShlData.mhInst, MAKEINTRESOURCE( nId ) );

	DBG_ASSERT( hCursor, "cursor not found in sal resource" );

	return hCursor;
}

// -----------------------------------------------------------------------

HBITMAP ImplLoadSalBitmap( int nId )
{
	DBG_ASSERT( aSalShlData.mhInst, "no DLL instance handle" );

	HBITMAP hBitmap = LoadBitmap( aSalShlData.mhInst, MAKEINTRESOURCE( nId ) );

	DBG_ASSERT( hBitmap, "bitmap not found in sal resource" );

	return hBitmap;
}

// -----------------------------------------------------------------------

sal_Bool ImplLoadSalIcon( int nId, HICON& rIcon, HICON& rSmallIcon )
{
	DBG_ASSERT( aSalShlData.mhInst, "no DLL instance handle" );

	SalData* pSalData = GetSalData();

    // check the cache first
    SalIcon *pSalIcon = pSalData->mpFirstIcon;
    while( pSalIcon )
    {
        if( pSalIcon->nId != nId )
            pSalIcon = pSalIcon->pNext;
        else
        {
            rIcon       = pSalIcon->hIcon;
            rSmallIcon  = pSalIcon->hSmallIcon;
            return (rSmallIcon != 0);
        }
    }

	// Try at first to load the icons from the application exe file
	rIcon = (HICON)LoadImage( pSalData->mhInst, MAKEINTRESOURCE( nId ),
										   IMAGE_ICON, GetSystemMetrics( SM_CXICON ), GetSystemMetrics( SM_CYICON ),
                                           LR_DEFAULTCOLOR );
	if ( !rIcon )
	{
		// If the application don't provide these icons, then we try
		// to load the icon from the VCL resource
	    rIcon = (HICON)LoadImage( aSalShlData.mhInst, MAKEINTRESOURCE( nId ),
										   IMAGE_ICON, GetSystemMetrics( SM_CXICON ), GetSystemMetrics( SM_CYICON ),
                                           LR_DEFAULTCOLOR );
		if ( rIcon )
		{
			rSmallIcon = (HICON)LoadImage( aSalShlData.mhInst, MAKEINTRESOURCE( nId ),
										   IMAGE_ICON, GetSystemMetrics( SM_CXSMICON ), GetSystemMetrics( SM_CYSMICON ),
                                           LR_DEFAULTCOLOR );
		}
		else
			rSmallIcon = 0;
	}
	else
	{
		rSmallIcon = (HICON)LoadImage( pSalData->mhInst, MAKEINTRESOURCE( nId ),
									   IMAGE_ICON, GetSystemMetrics( SM_CXSMICON ), GetSystemMetrics( SM_CYSMICON ),
                                       LR_DEFAULTCOLOR );
	}

    if( rIcon )
    {
        // add to icon cache
        pSalIcon = new SalIcon();
        pSalIcon->nId = nId;
        pSalIcon->hIcon = rIcon;
        pSalIcon->hSmallIcon = rSmallIcon;
        pSalIcon->pNext = pSalData->mpFirstIcon;
        pSalData->mpFirstIcon = pSalIcon;
    }

	return (rSmallIcon != 0);
}