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ole2: Convert the icon for OleMetafilePictFromIconAndLabel to 32-bit explicitly instead of casting the handle.

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This commit is contained in:
Alexandre Julliard 2010-01-04 20:26:54 +01:00
parent 67e1ac9a93
commit 25c2236a91
1 changed files with 15 additions and 4 deletions
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19
dlls/ole2.dll16/ole2.c
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@ -48,8 +48,17 @@
WINE_DEFAULT_DEBUG_CHANNEL(ole);
#define HICON_16(h32) (LOWORD(h32))
#define HICON_32(h16) ((HICON)(ULONG_PTR)(h16))
static HICON convert_icon_to_32( HICON16 icon16 )
{
CURSORICONINFO *info = GlobalLock16( icon16 );
void *and_bits = info + 1;
void *xor_bits = (BYTE *)and_bits + info->nHeight * 2 * ((info->nWidth + 15) / 16);
HICON ret = CreateIcon( 0, info->nWidth, info->nHeight, info->bPlanes, info->bBitsPerPixel,
and_bits, xor_bits );
GlobalUnlock16( icon16 );
return ret;
}
/******************************************************************************
* OleBuildVersion (OLE2.1)
@ -124,7 +133,7 @@ HRESULT WINAPI RevokeDragDrop16(
* This code might be wrong at some places.
*/
HGLOBAL16 WINAPI OleMetafilePictFromIconAndLabel16(
HICON16 hIcon,
HICON16 icon16,
LPCOLESTR16 lpszLabel,
LPCOLESTR16 lpszSourceFile,
UINT16 iIconIndex
@ -134,6 +143,7 @@ HGLOBAL16 WINAPI OleMetafilePictFromIconAndLabel16(
HGLOBAL16 hmf16;
LPWSTR label = NULL, source = NULL;
DWORD len;
HICON icon = convert_icon_to_32( icon16 );
if (lpszLabel)
{
@ -147,9 +157,10 @@ HGLOBAL16 WINAPI OleMetafilePictFromIconAndLabel16(
source = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, lpszSourceFile, -1, source, len );
}
hmf = OleMetafilePictFromIconAndLabel( HICON_32(hIcon), label, source, iIconIndex );
hmf = OleMetafilePictFromIconAndLabel( icon, label, source, iIconIndex );
HeapFree( GetProcessHeap(), 0, label );
HeapFree( GetProcessHeap(), 0, source );
DestroyIcon( icon );
if (!hmf) return 0;
pict = GlobalLock( hmf );