New file, some helper functions for icon cache.
Implemented ExtractIconEx; moved SHMapPIDLToSystemImageListIndex, Shell_GetImageList in this file.
This commit is contained in:
Juergen Schmied
Alexandre Julliard
parent
62c4f3d0bd
commit
255bf17191
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@ -0,0 +1,690 @@
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/*
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* shell icon cache (SIC)
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*
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*
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*/
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#include <string.h>
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#include "windows.h"
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#include "neexe.h"
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#include "cursoricon.h"
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#include "module.h"
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#include "heap.h"
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#include "debug.h"
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#include "sysmetrics.h"
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#include "winversion.h"
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#include "shell.h"
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#include "shlobj.h"
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#include "pidl.h"
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#include "shell32_main.h"
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#pragma pack(1)
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typedef struct
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{
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BYTE bWidth; /* Width, in pixels, of the image */
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BYTE bHeight; /* Height, in pixels, of the image */
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BYTE bColorCount; /* Number of colors in image (0 if >=8bpp) */
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BYTE bReserved; /* Reserved ( must be 0) */
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WORD wPlanes; /* Color Planes */
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WORD wBitCount; /* Bits per pixel */
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DWORD dwBytesInRes; /* How many bytes in this resource? */
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DWORD dwImageOffset; /* Where in the file is this image? */
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} icoICONDIRENTRY, *LPicoICONDIRENTRY;
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typedef struct
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{
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WORD idReserved; /* Reserved (must be 0) */
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WORD idType; /* Resource Type (1 for icons) */
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WORD idCount; /* How many images? */
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icoICONDIRENTRY idEntries[1]; /* An entry for each image (idCount of 'em) */
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} icoICONDIR, *LPicoICONDIR;
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#pragma pack(4)
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/*************************************************************************
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* SHELL_GetResourceTable
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*/
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static DWORD SHELL_GetResourceTable(HFILE32 hFile,LPBYTE *retptr)
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{ IMAGE_DOS_HEADER mz_header;
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char magic[4];
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int size;
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TRACE(shell,"\n");
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*retptr = NULL;
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_llseek32( hFile, 0, SEEK_SET );
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if ((_lread32(hFile,&mz_header,sizeof(mz_header)) != sizeof(mz_header)) || (mz_header.e_magic != IMAGE_DOS_SIGNATURE))
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{ if (mz_header.e_cblp == 1) /* .ICO file ? */
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{ *retptr = (LPBYTE)-1; /* ICONHEADER.idType, must be 1 */
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return 1;
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}
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else
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return 0; /* failed */
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}
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_llseek32( hFile, mz_header.e_lfanew, SEEK_SET );
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if (_lread32( hFile, magic, sizeof(magic) ) != sizeof(magic))
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return 0;
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_llseek32( hFile, mz_header.e_lfanew, SEEK_SET);
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if (*(DWORD*)magic == IMAGE_NT_SIGNATURE)
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return IMAGE_NT_SIGNATURE;
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if (*(WORD*)magic == IMAGE_OS2_SIGNATURE)
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{ IMAGE_OS2_HEADER ne_header;
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LPBYTE pTypeInfo = (LPBYTE)-1;
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if (_lread32(hFile,&ne_header,sizeof(ne_header))!=sizeof(ne_header))
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return 0;
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if (ne_header.ne_magic != IMAGE_OS2_SIGNATURE)
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return 0;
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size = ne_header.rname_tab_offset - ne_header.resource_tab_offset;
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if( size > sizeof(NE_TYPEINFO) )
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{ pTypeInfo = (BYTE*)HeapAlloc( GetProcessHeap(), 0, size);
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if( pTypeInfo )
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{ _llseek32(hFile, mz_header.e_lfanew+ne_header.resource_tab_offset, SEEK_SET);
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if( _lread32( hFile, (char*)pTypeInfo, size) != size )
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{ HeapFree( GetProcessHeap(), 0, pTypeInfo);
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pTypeInfo = NULL;
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}
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}
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}
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*retptr = pTypeInfo;
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return IMAGE_OS2_SIGNATURE;
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}
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return 0; /* failed */
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}
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/*************************************************************************
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* SHELL_LoadResource
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*/
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static HGLOBAL16 SHELL_LoadResource(HINSTANCE32 hInst, HFILE32 hFile, NE_NAMEINFO* pNInfo, WORD sizeShift)
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{ BYTE* ptr;
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HGLOBAL16 handle = DirectResAlloc( hInst, 0x10, (DWORD)pNInfo->length << sizeShift);
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TRACE(shell,"\n");
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if( (ptr = (BYTE*)GlobalLock16( handle )) )
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{ _llseek32( hFile, (DWORD)pNInfo->offset << sizeShift, SEEK_SET);
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_lread32( hFile, (char*)ptr, pNInfo->length << sizeShift);
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return handle;
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}
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return 0;
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}
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/*************************************************************************
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* ICO_LoadIcon
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*/
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static HGLOBAL16 ICO_LoadIcon(HINSTANCE32 hInst, HFILE32 hFile, LPicoICONDIRENTRY lpiIDE)
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{ BYTE* ptr;
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HGLOBAL16 handle = DirectResAlloc( hInst, 0x10, lpiIDE->dwBytesInRes);
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TRACE(shell,"\n");
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if( (ptr = (BYTE*)GlobalLock16( handle )) )
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{ _llseek32( hFile, lpiIDE->dwImageOffset, SEEK_SET);
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_lread32( hFile, (char*)ptr, lpiIDE->dwBytesInRes);
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return handle;
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}
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return 0;
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}
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/*************************************************************************
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* ICO_GetIconDirectory
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*
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* Read .ico file and build phony ICONDIR struct for GetIconID
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*/
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static HGLOBAL16 ICO_GetIconDirectory(HINSTANCE32 hInst, HFILE32 hFile, LPicoICONDIR* lplpiID )
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{ WORD id[3]; /* idReserved, idType, idCount */
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LPicoICONDIR lpiID;
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int i;
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TRACE(shell,"\n");
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_llseek32( hFile, 0, SEEK_SET );
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if( _lread32(hFile,(char*)id,sizeof(id)) != sizeof(id) )
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return 0;
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/* check .ICO header
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*
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* - see http://www.microsoft.com/win32dev/ui/icons.htm
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*/
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if( id[0] || id[1] != 1 || !id[2] )
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return 0;
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i = id[2]*sizeof(icoICONDIRENTRY) + sizeof(id);
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lpiID = (LPicoICONDIR)HeapAlloc( GetProcessHeap(), 0, i);
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if( _lread32(hFile,(char*)lpiID->idEntries,i) == i )
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{ HGLOBAL16 handle = DirectResAlloc( hInst, 0x10,id[2]*sizeof(ICONDIRENTRY) + sizeof(id) );
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if( handle )
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{ CURSORICONDIR* lpID = (CURSORICONDIR*)GlobalLock16( handle );
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lpID->idReserved = lpiID->idReserved = id[0];
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lpID->idType = lpiID->idType = id[1];
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lpID->idCount = lpiID->idCount = id[2];
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for( i=0; i < lpiID->idCount; i++ )
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{ memcpy((void*)(lpID->idEntries + i),(void*)(lpiID->idEntries + i), sizeof(ICONDIRENTRY) - 2);
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lpID->idEntries[i].icon.wResId = i;
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}
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*lplpiID = lpiID;
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return handle;
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}
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}
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/* fail */
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HeapFree( GetProcessHeap(), 0, lpiID);
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return 0;
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}
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/*************************************************************************
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* InternalExtractIcon [SHELL.39]
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*
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* This abortion is called directly by Progman
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* fixme: the icon section is broken (don't have a handle for
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* ICO_GetIconDirectory....)
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*
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*/
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#define ICO_INVALID_FILE 1
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#define ICO_NO_ICONS 0
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HGLOBAL32 WINAPI ICO_ExtractIconEx(LPCSTR lpszExeFileName, HICON32* RetPtr, UINT32 nIconIndex, UINT32 n, UINT32 cxDesired, UINT32 cyDesired )
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{ HGLOBAL32 hRet = ICO_NO_ICONS;
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LPBYTE pData;
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OFSTRUCT ofs;
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DWORD sig;
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HFILE32 hFile = OpenFile32( lpszExeFileName, &ofs, OF_READ );
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UINT16 iconDirCount = 0,iconCount = 0;
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LPBYTE peimage;
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HANDLE32 fmapping;
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TRACE(shell,"(file %s,start %d,extract %d\n", lpszExeFileName, nIconIndex, n);
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if( hFile == HFILE_ERROR32 || !n )
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return ICO_INVALID_FILE;
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sig = SHELL_GetResourceTable(hFile,&pData);
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/* ico file */
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if( sig==IMAGE_OS2_SIGNATURE || sig==1 ) /* .ICO file */
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{ HICON16 hIcon = 0;
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NE_TYPEINFO* pTInfo = (NE_TYPEINFO*)(pData + 2);
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NE_NAMEINFO* pIconStorage = NULL;
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NE_NAMEINFO* pIconDir = NULL;
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LPicoICONDIR lpiID = NULL;
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if( pData == (BYTE*)-1 )
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{ hIcon = ICO_GetIconDirectory(0, hFile, &lpiID); /* check for .ICO file */
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if( hIcon )
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{ iconDirCount = 1; iconCount = lpiID->idCount;
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}
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}
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else while( pTInfo->type_id && !(pIconStorage && pIconDir) )
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{ if( pTInfo->type_id == NE_RSCTYPE_GROUP_ICON ) /* find icon directory and icon repository */
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{ iconDirCount = pTInfo->count;
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pIconDir = ((NE_NAMEINFO*)(pTInfo + 1));
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TRACE(shell,"\tfound directory - %i icon families\n", iconDirCount);
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}
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if( pTInfo->type_id == NE_RSCTYPE_ICON )
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{ iconCount = pTInfo->count;
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pIconStorage = ((NE_NAMEINFO*)(pTInfo + 1));
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TRACE(shell,"\ttotal icons - %i\n", iconCount);
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}
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pTInfo = (NE_TYPEINFO *)((char*)(pTInfo+1)+pTInfo->count*sizeof(NE_NAMEINFO));
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}
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if( (pIconStorage && pIconDir) || lpiID ) /* load resources and create icons */
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{ if( nIconIndex == (UINT16)-1 )
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{ RetPtr[0] = iconDirCount;
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}
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else if( nIconIndex < iconDirCount )
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{ UINT16 i, icon;
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if( n > iconDirCount - nIconIndex )
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n = iconDirCount - nIconIndex;
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for( i = nIconIndex; i < nIconIndex + n; i++ )
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{ /* .ICO files have only one icon directory */
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if( lpiID == NULL )
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hIcon = SHELL_LoadResource( 0, hFile, pIconDir + i, *(WORD*)pData );
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RetPtr[i-nIconIndex] = GetIconID( hIcon, 3 );
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GlobalFree16(hIcon);
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}
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for( icon = nIconIndex; icon < nIconIndex + n; icon++ )
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{ hIcon = 0;
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if( lpiID )
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{ hIcon = ICO_LoadIcon( 0, hFile, lpiID->idEntries + RetPtr[icon-nIconIndex]);
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}
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else
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{ for( i = 0; i < iconCount; i++ )
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{ if( pIconStorage[i].id == (RetPtr[icon-nIconIndex] | 0x8000) )
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{ hIcon = SHELL_LoadResource( 0, hFile, pIconStorage + i,*(WORD*)pData );
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}
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}
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}
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if( hIcon )
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{ RetPtr[icon-nIconIndex] = LoadIconHandler( hIcon, TRUE );
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}
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else
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{ RetPtr[icon-nIconIndex] = 0;
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}
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}
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}
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}
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if( lpiID )
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HeapFree( GetProcessHeap(), 0, lpiID);
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else
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HeapFree( GetProcessHeap(), 0, pData);
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}
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/* end ico file */
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/* exe/dll */
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if( sig == IMAGE_NT_SIGNATURE)
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{ LPBYTE idata,igdata;
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PIMAGE_DOS_HEADER dheader;
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PIMAGE_NT_HEADERS pe_header;
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PIMAGE_SECTION_HEADER pe_sections;
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PIMAGE_RESOURCE_DIRECTORY rootresdir,iconresdir,icongroupresdir;
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PIMAGE_RESOURCE_DATA_ENTRY idataent,igdataent;
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PIMAGE_RESOURCE_DIRECTORY_ENTRY xresent;
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int i,j;
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if ( !(fmapping = CreateFileMapping32A(hFile,NULL,PAGE_READONLY|SEC_COMMIT,0,0,NULL)))
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{ WARN(shell,"failed to create filemap.\n"); /* FIXME, INVALID_HANDLE_VALUE? */
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hRet = ICO_INVALID_FILE;
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goto end_2; /* failure */
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}
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if ( !(peimage = MapViewOfFile(fmapping,FILE_MAP_READ,0,0,0)))
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{ WARN(shell,"failed to mmap filemap.\n");
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hRet = ICO_INVALID_FILE;
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goto end_2; /* failure */
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}
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dheader = (PIMAGE_DOS_HEADER)peimage;
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pe_header = (PIMAGE_NT_HEADERS)(peimage+dheader->e_lfanew); /* it is a pe header, SHELL_GetResourceTable checked that */
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pe_sections = (PIMAGE_SECTION_HEADER)(((char*)pe_header)+sizeof(*pe_header)); /* probably makes problems with short PE headers...*/
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rootresdir = NULL;
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for (i=0;i<pe_header->FileHeader.NumberOfSections;i++)
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{ if (pe_sections[i].Characteristics & IMAGE_SCN_CNT_UNINITIALIZED_DATA)
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continue;
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/* FIXME: doesn't work when the resources are not in a seperate section */
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if (pe_sections[i].VirtualAddress == pe_header->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE].VirtualAddress)
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{ rootresdir = (PIMAGE_RESOURCE_DIRECTORY)((char*)peimage+pe_sections[i].PointerToRawData);
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break;
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}
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}
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if (!rootresdir)
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{ WARN(shell,"haven't found section for resource directory.\n");
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goto end_4; /* failure */
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}
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/* search the group icon dir*/
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if (!(icongroupresdir = GetResDirEntryW(rootresdir,RT_GROUP_ICON32W, (DWORD)rootresdir,FALSE)))
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{ WARN(shell,"No Icongroupresourcedirectory!\n");
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goto end_4; /* failure */
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}
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iconDirCount = icongroupresdir->NumberOfNamedEntries+icongroupresdir->NumberOfIdEntries;
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/* number of icons requested */
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if( nIconIndex == -1 )
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{ hRet = iconDirCount;
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goto end_3; /* success */
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}
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if (nIconIndex >= iconDirCount)
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{ WARN(shell,"nIconIndex %d is larger than iconDirCount %d\n",nIconIndex,iconDirCount);
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goto end_4; /* failure */
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}
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xresent = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(icongroupresdir+1); /* caller just wanted the number of entries */
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if( n > iconDirCount - nIconIndex ) /* assure we don't get too much ... */
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{ n = iconDirCount - nIconIndex;
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}
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xresent = xresent+nIconIndex; /* starting from specified index ... */
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for (i=0;i<n;i++,xresent++)
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{ PIMAGE_RESOURCE_DIRECTORY resdir;
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/* go down this resource entry, name */
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resdir = (PIMAGE_RESOURCE_DIRECTORY)((DWORD)rootresdir+(xresent->u2.s.OffsetToDirectory));
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||||||
|
/* default language (0) */
|
||||||
|
resdir = GetResDirEntryW(resdir,(LPWSTR)0,(DWORD)rootresdir,TRUE);
|
||||||
|
igdataent = (PIMAGE_RESOURCE_DATA_ENTRY)resdir;
|
||||||
|
|
||||||
|
/* lookup address in mapped image for virtual address */
|
||||||
|
igdata = NULL;
|
||||||
|
|
||||||
|
for (j=0;j<pe_header->FileHeader.NumberOfSections;j++)
|
||||||
|
{ if (igdataent->OffsetToData < pe_sections[j].VirtualAddress)
|
||||||
|
continue;
|
||||||
|
if (igdataent->OffsetToData+igdataent->Size > pe_sections[j].VirtualAddress+pe_sections[j].SizeOfRawData)
|
||||||
|
continue;
|
||||||
|
igdata = peimage+(igdataent->OffsetToData-pe_sections[j].VirtualAddress+pe_sections[j].PointerToRawData);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!igdata)
|
||||||
|
{ WARN(shell,"no matching real address for icongroup!\n");
|
||||||
|
goto end_4; /* failure */
|
||||||
|
}
|
||||||
|
RetPtr[i] = LookupIconIdFromDirectoryEx32(igdata, TRUE, cxDesired, cyDesired, LR_DEFAULTCOLOR);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!(iconresdir=GetResDirEntryW(rootresdir,RT_ICON32W,(DWORD)rootresdir,FALSE)))
|
||||||
|
{ WARN(shell,"No Iconresourcedirectory!\n");
|
||||||
|
goto end_4; /* failure */
|
||||||
|
}
|
||||||
|
|
||||||
|
for (i=0;i<n;i++)
|
||||||
|
{ PIMAGE_RESOURCE_DIRECTORY xresdir;
|
||||||
|
xresdir = GetResDirEntryW(iconresdir,(LPWSTR)(DWORD)RetPtr[i],(DWORD)rootresdir,FALSE);
|
||||||
|
xresdir = GetResDirEntryW(xresdir,(LPWSTR)0,(DWORD)rootresdir,TRUE);
|
||||||
|
idataent = (PIMAGE_RESOURCE_DATA_ENTRY)xresdir;
|
||||||
|
idata = NULL;
|
||||||
|
|
||||||
|
/* map virtual to address in image */
|
||||||
|
for (j=0;j<pe_header->FileHeader.NumberOfSections;j++)
|
||||||
|
{ if (idataent->OffsetToData < pe_sections[j].VirtualAddress)
|
||||||
|
continue;
|
||||||
|
if (idataent->OffsetToData+idataent->Size > pe_sections[j].VirtualAddress+pe_sections[j].SizeOfRawData)
|
||||||
|
continue;
|
||||||
|
idata = peimage+(idataent->OffsetToData-pe_sections[j].VirtualAddress+pe_sections[j].PointerToRawData);
|
||||||
|
}
|
||||||
|
if (!idata)
|
||||||
|
{ WARN(shell,"no matching real address found for icondata!\n");
|
||||||
|
RetPtr[i]=0;
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
RetPtr[i] = CreateIconFromResourceEx32(idata,idataent->Size,TRUE,0x00030000, cxDesired, cyDesired, LR_DEFAULTCOLOR);
|
||||||
|
}
|
||||||
|
hRet = RetPtr[0]; /* return first icon */
|
||||||
|
goto end_3; /* sucess */
|
||||||
|
}
|
||||||
|
hRet = ICO_INVALID_FILE;
|
||||||
|
goto end_1; /* unknown filetype */
|
||||||
|
|
||||||
|
/* cleaning up (try & catch would be nicer:-) ) */
|
||||||
|
end_4: hRet = 0; /* failure */
|
||||||
|
end_3: UnmapViewOfFile(peimage); /* success */
|
||||||
|
end_2: CloseHandle(fmapping);
|
||||||
|
end_1: _lclose32( hFile);
|
||||||
|
return hRet;
|
||||||
|
}
|
||||||
|
|
||||||
|
/********************** THE ICON CACHE ********************************/
|
||||||
|
HIMAGELIST ShellSmallIconList = 0;
|
||||||
|
HIMAGELIST ShellBigIconList = 0;
|
||||||
|
HDPA hdpa=0;
|
||||||
|
|
||||||
|
typedef struct
|
||||||
|
{ LPSTR sSourceFile; /* file icon is from */
|
||||||
|
DWORD dwSourceIndex; /* index within the file */
|
||||||
|
DWORD dwListIndex; /* index within the iconlist */
|
||||||
|
} SIC_ENTRY, * LPSIC_ENTRY;
|
||||||
|
|
||||||
|
/*****************************************************************************
|
||||||
|
* SIC_CompareEntrys (internal)
|
||||||
|
* NOTES
|
||||||
|
* Callback for DPA_Search
|
||||||
|
*/
|
||||||
|
static INT32 SIC_CompareEntrys( LPVOID p1, LPVOID p2, LPARAM lparam)
|
||||||
|
{ TRACE(shell,"%p %p\n", p1, p2);
|
||||||
|
|
||||||
|
if (((LPSIC_ENTRY)p1)->dwSourceIndex != ((LPSIC_ENTRY)p2)->dwSourceIndex) /* first the faster one*/
|
||||||
|
return 1;
|
||||||
|
|
||||||
|
if (strcmp(((LPSIC_ENTRY)p1)->sSourceFile,((LPSIC_ENTRY)p2)->sSourceFile))
|
||||||
|
return 1;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
/*****************************************************************************
|
||||||
|
* SIC_Add (internal)
|
||||||
|
*/
|
||||||
|
INT32 WINAPI SIC_AddIcon (LPSTR sSourceFile, DWORD dwSourceIndex, HICON32 hSmallIcon, HICON32 hBigIcon)
|
||||||
|
{ LPSIC_ENTRY lpsice;
|
||||||
|
INT32 index;
|
||||||
|
|
||||||
|
TRACE(shell,"%s %li\n", sSourceFile, dwSourceIndex);
|
||||||
|
|
||||||
|
lpsice = (LPSIC_ENTRY) SHAlloc (sizeof (SIC_ENTRY));
|
||||||
|
|
||||||
|
lpsice->sSourceFile = HEAP_strdupA (GetProcessHeap(),0,sSourceFile);
|
||||||
|
lpsice->dwSourceIndex = dwSourceIndex;
|
||||||
|
|
||||||
|
/* index = pDPA_Search (hdpa, lpsice, -1, SIC_CompareEntrys, 0, 0);
|
||||||
|
if ( -1 != index )
|
||||||
|
{ TRACE(shell, "-- allready inserted\n");
|
||||||
|
SHFree(lpsice);
|
||||||
|
return index;
|
||||||
|
}
|
||||||
|
*/
|
||||||
|
index = pDPA_InsertPtr(hdpa, 0x7fff, lpsice);
|
||||||
|
if ( -1 == index )
|
||||||
|
{ SHFree(lpsice);
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
lpsice->dwListIndex = pImageList_GetImageCount(ShellSmallIconList)+1;
|
||||||
|
|
||||||
|
pImageList_AddIcon (ShellSmallIconList, hSmallIcon);
|
||||||
|
pImageList_AddIcon (ShellBigIconList, hBigIcon);
|
||||||
|
|
||||||
|
return index;
|
||||||
|
|
||||||
|
}
|
||||||
|
/*****************************************************************************
|
||||||
|
* SIC_GetIcon (internal)
|
||||||
|
* NOTES
|
||||||
|
* look in the cache for a proper icon. if not available the icon is taken
|
||||||
|
* from the file and cached
|
||||||
|
*/
|
||||||
|
HICON32 WINAPI SIC_GetIcon (LPSTR sSourceFile, DWORD dwSourceIndex, BOOL32 bSmallIcon )
|
||||||
|
{ LPSIC_ENTRY lpsice;
|
||||||
|
INT32 index;
|
||||||
|
HICON32 hSmallIcon, hBigIcon;
|
||||||
|
|
||||||
|
TRACE(shell,"%s %li\n", sSourceFile, dwSourceIndex);
|
||||||
|
|
||||||
|
lpsice = (LPSIC_ENTRY) SHAlloc (sizeof (SIC_ENTRY));
|
||||||
|
|
||||||
|
lpsice->sSourceFile = HEAP_strdupA (GetProcessHeap(),0,sSourceFile);
|
||||||
|
lpsice->dwSourceIndex = dwSourceIndex;
|
||||||
|
|
||||||
|
index = pDPA_Search (hdpa, lpsice, -1, SIC_CompareEntrys, 0, 0);
|
||||||
|
|
||||||
|
if ( -1 != index )
|
||||||
|
{ TRACE(shell, "-- found\n");
|
||||||
|
SHFree (lpsice);
|
||||||
|
|
||||||
|
index = ((LPSIC_ENTRY)pDPA_GetPtr(hdpa, index))->dwListIndex;
|
||||||
|
if (bSmallIcon)
|
||||||
|
return pImageList_GetIcon(ShellSmallIconList, index, ILD_NORMAL);
|
||||||
|
return pImageList_GetIcon(ShellBigIconList, index, ILD_NORMAL);
|
||||||
|
}
|
||||||
|
/*
|
||||||
|
index = pDPA_InsertPtr(hdpa, 0x7fff, lpsice);
|
||||||
|
if ( -1 == index )
|
||||||
|
{ SHFree(lpsice);
|
||||||
|
}
|
||||||
|
|
||||||
|
lpsice->hSmallIcon = hSmallIcon;
|
||||||
|
lpsice->hBigIcon = hBigIcon;
|
||||||
|
|
||||||
|
pImageList_AddIcon (ShellSmallIconList, hSmallIcon);
|
||||||
|
pImageList_AddIcon (ShellBigIconList, hBigIcon);
|
||||||
|
*/
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
}
|
||||||
|
/*****************************************************************************
|
||||||
|
* SIC_Initialize (internal)
|
||||||
|
* NOTES
|
||||||
|
* hack to load the resources from the shell32.dll under a different dll name
|
||||||
|
* will be removed when the resource-compiler is ready
|
||||||
|
*/
|
||||||
|
BOOL32 WINAPI SIC_Initialize(void)
|
||||||
|
{ CHAR szShellPath[MAX_PATH];
|
||||||
|
HGLOBAL32 hSmRet, hLgRet;
|
||||||
|
HICON32 *pSmRet, *pLgRet;
|
||||||
|
UINT32 index;
|
||||||
|
|
||||||
|
TRACE(shell,"\n");
|
||||||
|
|
||||||
|
if (hdpa) /* already initialized?*/
|
||||||
|
return TRUE;
|
||||||
|
|
||||||
|
hdpa = pDPA_Create(16);
|
||||||
|
|
||||||
|
if (!hdpa)
|
||||||
|
{ return(FALSE);
|
||||||
|
}
|
||||||
|
|
||||||
|
GetWindowsDirectory32A(szShellPath,MAX_PATH);
|
||||||
|
PathAddBackslash32A(szShellPath);
|
||||||
|
strcat(szShellPath,"system\\shell32.dll");
|
||||||
|
|
||||||
|
hSmRet = GlobalAlloc32( GMEM_FIXED | GMEM_ZEROINIT, sizeof(HICON32)*40);
|
||||||
|
hLgRet = GlobalAlloc32( GMEM_FIXED | GMEM_ZEROINIT, sizeof(HICON32)*40);
|
||||||
|
|
||||||
|
pSmRet = (HICON32*)GlobalLock32(hSmRet);
|
||||||
|
pLgRet = (HICON32*)GlobalLock32(hLgRet);
|
||||||
|
|
||||||
|
ExtractIconEx32A ( szShellPath, 0, pLgRet, pSmRet, 40 );
|
||||||
|
|
||||||
|
ShellSmallIconList = pImageList_Create(16,16,ILC_COLORDDB | ILC_MASK,0,0x20);
|
||||||
|
ShellBigIconList = pImageList_Create(32,32,ILC_COLORDDB | ILC_MASK,0,0x20);
|
||||||
|
|
||||||
|
for (index=0; index<40; index++)
|
||||||
|
{ if (! pSmRet[index] )
|
||||||
|
{ MSG("*** failure loading resources from %s\n", szShellPath );
|
||||||
|
MSG("*** this is a hack for loading the internal and external dll at the same time\n");
|
||||||
|
MSG("*** you can ignore it but you will miss some icons in win95 dialogs\n\n");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
SIC_AddIcon (szShellPath, index, pSmRet[index], pLgRet[index]);
|
||||||
|
}
|
||||||
|
|
||||||
|
GlobalUnlock32(hLgRet);
|
||||||
|
GlobalFree32(hLgRet);
|
||||||
|
|
||||||
|
GlobalUnlock32(hSmRet);
|
||||||
|
GlobalFree32(hSmRet);
|
||||||
|
|
||||||
|
TRACE(shell,"hIconSmall=%p hIconBig=%p\n",ShellSmallIconList, ShellBigIconList);
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*************************************************************************
|
||||||
|
* Shell_GetImageList [SHELL32.71]
|
||||||
|
*
|
||||||
|
* PARAMETERS
|
||||||
|
* imglist[1|2] [OUT] pointer which recive imagelist handles
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
DWORD WINAPI Shell_GetImageList(HIMAGELIST * imglist1,HIMAGELIST * imglist2)
|
||||||
|
{ TRACE(shell,"(%p,%p)\n",imglist1,imglist2);
|
||||||
|
if (imglist1)
|
||||||
|
{ *imglist1=ShellBigIconList;
|
||||||
|
}
|
||||||
|
if (imglist2)
|
||||||
|
{ *imglist2=ShellSmallIconList;
|
||||||
|
}
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*************************************************************************
|
||||||
|
* SHMapPIDLToSystemImageListIndex [SHELL32.77]
|
||||||
|
*
|
||||||
|
* PARAMETERS
|
||||||
|
* x pointer to an instance of IShellFolder
|
||||||
|
*
|
||||||
|
* NOTES
|
||||||
|
* first hack
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
DWORD WINAPI SHMapPIDLToSystemImageListIndex(LPSHELLFOLDER sh,LPITEMIDLIST pidl,DWORD z)
|
||||||
|
{ LPITEMIDLIST pidltemp = ILFindLastID(pidl);
|
||||||
|
|
||||||
|
FIXME(shell,"(SF=%p,pidl=%p,%08lx):stub.\n",sh,pidl,z);
|
||||||
|
|
||||||
|
if (_ILIsMyComputer(pidltemp))
|
||||||
|
{ return 20;
|
||||||
|
}
|
||||||
|
else if (_ILIsDrive (pidltemp))
|
||||||
|
{ return 8;
|
||||||
|
}
|
||||||
|
else if (_ILIsFolder (pidltemp))
|
||||||
|
{ return 3;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{ return 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/*************************************************************************
|
||||||
|
* ExtracticonEx32 [shell32.189]
|
||||||
|
*/
|
||||||
|
HICON32 WINAPI ExtractIconEx32AW ( LPVOID lpszFile, INT32 nIconIndex, HICON32 * phiconLarge, HICON32 * phiconSmall, UINT32 nIcons )
|
||||||
|
{ if (VERSION_OsIsUnicode())
|
||||||
|
return ExtractIconEx32W ( lpszFile, nIconIndex, phiconLarge, phiconSmall, nIcons);
|
||||||
|
return ExtractIconEx32A ( lpszFile, nIconIndex, phiconLarge, phiconSmall, nIcons);
|
||||||
|
}
|
||||||
|
/*************************************************************************
|
||||||
|
* ExtracticonEx32A [shell32.190]
|
||||||
|
* RETURNS
|
||||||
|
* 0 no icon found
|
||||||
|
* 1 file is not valid
|
||||||
|
* HICON32 handle of a icon (phiconLarge/Small == NULL)
|
||||||
|
*/
|
||||||
|
HICON32 WINAPI ExtractIconEx32A ( LPSTR lpszFile, INT32 nIconIndex, HICON32 * phiconLarge, HICON32 * phiconSmall, UINT32 nIcons )
|
||||||
|
{ HICON32 ret=0;
|
||||||
|
|
||||||
|
TRACE(shell,"file=%s idx=%i %p %p num=%i\n", lpszFile, nIconIndex, phiconLarge, phiconSmall, nIcons );
|
||||||
|
|
||||||
|
if (nIconIndex==-1) /* Number of icons requested */
|
||||||
|
return ICO_ExtractIconEx(lpszFile, NULL, -1, 0, 0, 0 );
|
||||||
|
|
||||||
|
|
||||||
|
if (phiconLarge)
|
||||||
|
{ ret = ICO_ExtractIconEx(lpszFile, phiconLarge, nIconIndex, nIcons, 32, 32 );
|
||||||
|
if ( nIcons==1)
|
||||||
|
{ ret = phiconLarge[0];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* if no pointers given and one icon expected, return the handle directly*/
|
||||||
|
if (!phiconLarge && ! phiconSmall && nIcons==1 )
|
||||||
|
phiconSmall = &ret;
|
||||||
|
|
||||||
|
if (phiconSmall)
|
||||||
|
{ ret = ICO_ExtractIconEx(lpszFile, phiconSmall, nIconIndex, nIcons, 16, 16 );
|
||||||
|
if ( nIcons==1 )
|
||||||
|
{ ret = phiconLarge[0];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
/*************************************************************************
|
||||||
|
* ExtracticonEx32W [shell32.191]
|
||||||
|
*/
|
||||||
|
HICON32 WINAPI ExtractIconEx32W ( LPWSTR lpszFile, INT32 nIconIndex, HICON32 * phiconLarge, HICON32 * phiconSmall, UINT32 nIcons )
|
||||||
|
{ LPSTR sFile;
|
||||||
|
DWORD ret;
|
||||||
|
|
||||||
|
TRACE(shell,"file=%s idx=%i %p %p num=%i\n", debugstr_w(lpszFile), nIconIndex, phiconLarge, phiconSmall, nIcons );
|
||||||
|
|
||||||
|
sFile = HEAP_strdupWtoA (GetProcessHeap(),0,lpszFile);
|
||||||
|
ret = ExtractIconEx32A ( sFile, nIconIndex, phiconLarge, phiconSmall, nIcons);
|
||||||
|
HeapFree(GetProcessHeap(),0,sFile);
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue