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Fix ExtractFromEXEDLL for nIndex != 0. 

Prefer 8bit icons.
This commit is contained in:
Dusan Lacko 2001-08-10 22:29:48 +00:00 committed by Alexandre Julliard
parent 624cbd7c47
commit 1a74b2abd6
1 changed files with 34 additions and 8 deletions
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42
dlls/shell32/shelllink.c
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@ -108,6 +108,11 @@ typedef struct
#include "poppack.h"
typedef struct
{
HRSRC *pResInfo;
int nIndex;
} ENUMRESSTRUCT;
static ICOM_VTABLE(IShellLinkA) slvt;
static ICOM_VTABLE(IShellLinkW) slvtw;
@ -337,8 +342,15 @@ static BOOL SaveIconResAsXPM(const BITMAPINFO *pIcon, const char *szXPMFileName)
static BOOL CALLBACK EnumResNameProc(HANDLE hModule, const char *lpszType, char *lpszName, LONG lParam)
{
*(HRSRC *) lParam = FindResourceA(hModule, lpszName, RT_GROUP_ICONA);
return FALSE;
ENUMRESSTRUCT *sEnumRes = (ENUMRESSTRUCT *) lParam;
if (!sEnumRes->nIndex--)
{
*sEnumRes->pResInfo = FindResourceA(hModule, lpszName, RT_GROUP_ICONA);
return FALSE;
}
else
return TRUE;
}
static int ExtractFromEXEDLL(const char *szFileName, int nIndex, const char *szXPMFileName)
@ -349,7 +361,9 @@ static int ExtractFromEXEDLL(const char *szFileName, int nIndex, const char *szX
HGLOBAL hResData;
GRPICONDIR *pIconDir;
BITMAPINFO *pIcon;
ENUMRESSTRUCT sEnumRes;
int nMax = 0;
int nMaxBits = 0;
int i;
if (!(hModule = LoadLibraryExA(szFileName, 0, LOAD_LIBRARY_AS_DATAFILE)))
@ -358,17 +372,21 @@ static int ExtractFromEXEDLL(const char *szFileName, int nIndex, const char *szX
goto error1;
}
if (nIndex)
if (nIndex < 0)
{
hResInfo = FindResourceA(hModule, MAKEINTRESOURCEA(nIndex), RT_GROUP_ICONA);
hResInfo = FindResourceA(hModule, MAKEINTRESOURCEA(-nIndex), RT_GROUP_ICONA);
TRACE("FindResourceA (%s) called, return 0x%x, error %ld\n", szFileName, hResInfo, GetLastError());
}
else
if (EnumResourceNamesA(hModule, RT_GROUP_ICONA, &EnumResNameProc, (LONG) &hResInfo))
{
sEnumRes.pResInfo = &hResInfo;
sEnumRes.nIndex = nIndex;
if (EnumResourceNamesA(hModule, RT_GROUP_ICONA, &EnumResNameProc, (LONG) &sEnumRes))
{
TRACE("EnumResourceNamesA failed, error %ld\n", GetLastError());
goto error2;
}
}
if (!hResInfo)
{
@ -388,10 +406,18 @@ static int ExtractFromEXEDLL(const char *szFileName, int nIndex, const char *szX
}
for (i = 0; i < pIconDir->idCount; i++)
if ((pIconDir->idEntries[i].bHeight * pIconDir->idEntries[i].bWidth) > nMax)
if ((pIconDir->idEntries[i].wBitCount >= nMaxBits) && (pIconDir->idEntries[i].wBitCount <= 8))
{
lpName = MAKEINTRESOURCEA(pIconDir->idEntries[i].nID);
nMax = pIconDir->idEntries[i].bHeight * pIconDir->idEntries[i].bWidth;
if (pIconDir->idEntries[i].wBitCount > nMaxBits)
{
nMaxBits = pIconDir->idEntries[i].wBitCount;
nMax = 0;
}
if ((pIconDir->idEntries[i].bHeight * pIconDir->idEntries[i].bWidth) > nMax)
{
lpName = MAKEINTRESOURCEA(pIconDir->idEntries[i].nID);
nMax = pIconDir->idEntries[i].bHeight * pIconDir->idEntries[i].bWidth;
}
}
FreeResource(hResData);