Sweden-Number/dlls/shell32/pidl.h

125 lines
3.2 KiB
C

/*
* internal pidl functions
* 1998 <juergen.schmied@metronet.de>
*
* DO NOT use this definitions outside the shell32.dll !
*
* The contents of a pidl should never used from a application
* directly.
*
* This stuff is used from SHGetFileAttributes, ShellFolder
* EnumIDList and ShellView.
*/
#ifndef __WINE_PIDL_H
#define __WINE_PIDL_H
#include "shlobj.h"
/*
* the pidl does cache fileattributes to speed up SHGetAttributes when
* displaying a big number of files.
*
* a pidl of NULL means the desktop
*
* The structure of the pidl seems to be a union. The first byte of the
* PIDLDATA desribes the type of pidl.
*
* first byte - my Computer 0x1F
* control/printer 0x2E
* drive 0x23
* folder 0x31
* drive: the second byte is the start of a string
* C : \
* 43 3A 5C
* file: see the PIDLDATA structure
*/
#define PT_DESKTOP 0x00 /* internal */
#define PT_MYCOMP 0x1F
#define PT_SPECIAL 0x2E
#define PT_DRIVE 0x23
#define PT_FOLDER 0x31
#define PT_VALUE 0x32
#pragma pack(1)
typedef BYTE PIDLTYPE;
typedef struct tagPIDLDATA
{ PIDLTYPE type; /*00*/
union
{ struct
{ CHAR szDriveName[4]; /*01*/
/* end of MS compatible*/
DWORD dwSFGAO; /*05*/
/* the drive seems to be 19 bytes every time */
} drive;
struct
{ BYTE dummy; /*01 is 0x00 for files or dirs */
DWORD dwFileSize; /*02*/
WORD uFileDate; /*06*/
WORD uFileTime; /*08*/
WORD uFileAttribs; /*10*/
CHAR szNames[1]; /*12*/
/* Here are comming two strings. The first is the long name.
The second the dos name when needed or just 0x00 */
} file, folder, generic;
}u;
} PIDLDATA, *LPPIDLDATA;
#pragma pack(4)
/*
* getting string values from pidls
*
* return value is strlen()
*/
DWORD WINAPI _ILGetDrive(LPCITEMIDLIST,LPSTR,UINT16);
DWORD WINAPI _ILGetItemText(LPCITEMIDLIST,LPSTR,UINT16);
DWORD WINAPI _ILGetFolderText(LPCITEMIDLIST,LPSTR,DWORD);
DWORD WINAPI _ILGetValueText(LPCITEMIDLIST,LPSTR,DWORD);
DWORD WINAPI _ILGetPidlPath(LPCITEMIDLIST,LPSTR,DWORD);
/*
* getting special values from simple pidls
*/
BOOL WINAPI _ILGetFileDate (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize);
BOOL WINAPI _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize);
BOOL WINAPI _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize);
/*
* testing simple pidls
*/
BOOL WINAPI _ILIsDesktop(LPCITEMIDLIST);
BOOL WINAPI _ILIsMyComputer(LPCITEMIDLIST);
BOOL WINAPI _ILIsDrive(LPCITEMIDLIST);
BOOL WINAPI _ILIsFolder(LPCITEMIDLIST);
BOOL WINAPI _ILIsValue(LPCITEMIDLIST);
/*
* simple pidls from strings
*/
LPITEMIDLIST WINAPI _ILCreateDesktop(void);
LPITEMIDLIST WINAPI _ILCreateMyComputer(void);
LPITEMIDLIST WINAPI _ILCreateDrive(LPCSTR);
LPITEMIDLIST WINAPI _ILCreateFolder(LPCSTR, LPCSTR);
LPITEMIDLIST WINAPI _ILCreateValue(LPCSTR, LPCSTR);
/*
* raw pidl handling (binary)
*
* data is binary / sizes are bytes
*/
DWORD WINAPI _ILGetData(PIDLTYPE,LPCITEMIDLIST,LPVOID,UINT);
LPITEMIDLIST WINAPI _ILCreate(PIDLTYPE,LPVOID,UINT16);
/*
* helper functions (getting struct-pointer)
*/
LPPIDLDATA WINAPI _ILGetDataPointer(LPCITEMIDLIST);
LPSTR WINAPI _ILGetTextPointer(PIDLTYPE type, LPPIDLDATA pidldata);
LPSTR WINAPI _ILGetSTextPointer(PIDLTYPE type, LPPIDLDATA pidldata);
void pdump (LPCITEMIDLIST pidl);
#endif