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Some more pidl-types. 

Implementation of ILIsParent.
This commit is contained in:
Juergen Schmied 1999-07-10 11:49:25 +00:00 committed by Alexandre Julliard
parent 9aef586e95
commit e80d3d7c29
2 changed files with 83 additions and 18 deletions
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79
dlls/shell32/pidl.c
View File

@ -26,6 +26,7 @@ DECLARE_DEBUG_CHANNEL(pidl)
DECLARE_DEBUG_CHANNEL(shell)
static char * szMyComp = "My Computer"; /* for comparing */
static char * szNetHood = "Network Neighbourhood"; /* for comparing */
void pdump (LPCITEMIDLIST pidl)
{ DWORD type;
@ -53,7 +54,6 @@ void pdump (LPCITEMIDLIST pidl)
else
TRACE_(pidl)("empty pidl (Desktop)\n");
}
#define BYTES_PRINTED 32
BOOL pcheck (LPCITEMIDLIST pidl)
{ DWORD type, ret=TRUE;
@ -68,14 +68,17 @@ BOOL pcheck (LPCITEMIDLIST pidl)
case PT_MYCOMP:
case PT_SPECIAL:
case PT_DRIVE:
case PT_DRIVE1:
case PT_DRIVE2:
case PT_DRIVE3:
case PT_FOLDER:
case PT_VALUE:
case PT_DRIVE1:
case PT_FOLDER1:
case PT_WORKGRP:
case PT_COMP:
case PT_NETWORK:
case PT_SHARE:
case PT_IESPECIAL:
break;
default:
{
@ -349,6 +352,11 @@ BOOL WINAPI ILIsEqual(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
ppidldata = _ILGetDataPointer(pidltemp2);
szData2 = _ILGetTextPointer(ppidldata->type, ppidldata);
if (!szData1 || !szData2)
{ FIXME_(pidl)("Failure getting text pointer");
return FALSE;
}
if (strcmp ( szData1, szData2 )!=0 )
return FALSE;
@ -367,10 +375,50 @@ BOOL WINAPI ILIsEqual(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
/*************************************************************************
* ILIsParent [SHELL32.23]
*
* parent=a/b child=a/b/c -> true, c is in folder a/b
* child=a/b/c/d -> false if bImmediate is true, d is not in folder a/b
* child=a/b/c/d -> true if bImmediate is false, d is in a subfolder of a/b
*/
DWORD WINAPI ILIsParent( DWORD x, DWORD y, DWORD z)
{ FIXME_(pidl)("0x%08lx 0x%08lx 0x%08lx stub\n",x,y,z);
return 0;
BOOL WINAPI ILIsParent( LPCITEMIDLIST pidlParent, LPCITEMIDLIST pidlChild, BOOL bImmediate)
{
LPPIDLDATA ppidldata;
CHAR * szData1;
CHAR * szData2;
LPITEMIDLIST pParent = pidlParent;
LPITEMIDLIST pChild = pidlChild;
TRACE_(pidl)("%p %p %x\n", pidlParent, pidlChild, bImmediate);
if (pParent->mkid.cb && pChild->mkid.cb)
{ do
{ ppidldata = _ILGetDataPointer(pParent);
szData1 = _ILGetTextPointer(ppidldata->type, ppidldata);
ppidldata = _ILGetDataPointer(pChild);
szData2 = _ILGetTextPointer(ppidldata->type, ppidldata);
if (!szData1 || !szData2)
{ FIXME_(pidl)("Failure getting text pointer");
return FALSE;
}
if (strcmp ( szData1, szData2 )!=0 )
return FALSE;
pParent = ILGetNext(pParent);
pChild = ILGetNext(pChild);
} while (pParent->mkid.cb && pChild->mkid.cb);
}
if ( pParent->mkid.cb || ! pChild->mkid.cb) /* child shorter or has equal length to parent */
return FALSE;
if ( ILGetNext(pChild)->mkid.cb && bImmediate) /* not immediate descent */
return FALSE;
return TRUE;
}
/*************************************************************************
@ -848,7 +896,10 @@ BOOL WINAPI _ILIsMyComputer(LPCITEMIDLIST pidl)
BOOL WINAPI _ILIsDrive(LPCITEMIDLIST pidl)
{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
TRACE_(pidl)("(%p)\n",pidl);
return (pidl && lpPData && (PT_DRIVE == lpPData->type || PT_DRIVE1 == lpPData->type));
return (pidl && lpPData && (PT_DRIVE == lpPData->type ||
PT_DRIVE1 == lpPData->type ||
PT_DRIVE2 == lpPData->type ||
PT_DRIVE3 == lpPData->type));
}
BOOL WINAPI _ILIsFolder(LPCITEMIDLIST pidl)
@ -1128,14 +1179,20 @@ LPSTR WINAPI _ILGetTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
switch (type)
{ case PT_DRIVE:
case PT_DRIVE1:
case PT_DRIVE2:
case PT_DRIVE3:
return (LPSTR)&(pidldata->u.drive.szDriveName);
case PT_MYCOMP:
return szMyComp;
case PT_SPECIAL:
return szNetHood;
case PT_FOLDER:
case PT_FOLDER1:
case PT_VALUE:
case PT_IESPECIAL:
return (LPSTR)&(pidldata->u.file.szNames);
case PT_WORKGRP:
@ -1159,6 +1216,7 @@ LPSTR WINAPI _ILGetSTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
switch (type)
{ case PT_FOLDER:
case PT_VALUE:
case PT_IESPECIAL:
return (LPSTR)(pidldata->u.file.szNames + strlen (pidldata->u.file.szNames) + 1);
case PT_WORKGRP:
return (LPSTR)(pidldata->u.network.szNames + strlen (pidldata->u.network.szNames) + 1);
@ -1200,7 +1258,7 @@ BOOL WINAPI _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
BOOL WINAPI _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
{ char pTemp[MAX_PATH];
int i;
const char * pPoint;
TRACE_(pidl)("pidl=%p\n",pidl);
@ -1208,12 +1266,13 @@ BOOL WINAPI _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
{ return FALSE;
}
for (i=0; pTemp[i]!='.' && pTemp[i];i++);
pPoint = PathFindExtensionA(pTemp);
if (!pTemp[i])
if (! *pPoint)
return FALSE;
strncpy(pOut, &pTemp[i], uOutSize);
pPoint++;
strncpy(pOut, pPoint, uOutSize);
TRACE_(pidl)("%s\n",pOut);
return TRUE;

20
dlls/shell32/pidl.h
View File

@ -25,10 +25,13 @@
* The structure of the pidl seems to be a union. The first byte of the
* PIDLDATA desribes the type of pidl.
*
* object ! first byte ! format ! living space
* object ! first byte / ! format ! living space
* ! size
* ----------------------------------------------------------------
* my computer 0x1F mycomp (2) (usual)
* drive 0x23 drive (usual)
* my computer 0x1F/20 mycomp (2) (usual)
* drive 0x23/25 drive (usual)
* drive 0x25/25 drive (lnk/persistant)
* drive 0x29/25 drive
* control/printer 0x2E
* drive 0x2F drive (lnk/persistant)
* folder/file 0x30 folder/file (1) (lnk/persistant)
@ -37,6 +40,7 @@
* workgroup 0x41 network (3)
* computer 0x42 network (4)
* whole network 0x47 network (5)
* history/favorites 0xb1 file
* share 0xc3 metwork (6)
*
* guess: the persistant elements are non tracking
@ -52,6 +56,8 @@
#define PT_DESKTOP 0x00 /* internal */
#define PT_MYCOMP 0x1F
#define PT_DRIVE 0x23
#define PT_DRIVE2 0x25
#define PT_DRIVE3 0x29
#define PT_SPECIAL 0x2E
#define PT_DRIVE1 0x2F
#define PT_FOLDER1 0x30
@ -60,6 +66,7 @@
#define PT_WORKGRP 0x41
#define PT_COMP 0x42
#define PT_NETWORK 0x47
#define PT_IESPECIAL 0xb1
#define PT_SHARE 0xc3
#include "pshpack1.h"
@ -73,10 +80,9 @@ typedef struct tagPIDLDATA
GUID guid;
} mycomp;
struct
{ CHAR szDriveName[4]; /*01*/
/* end of MS compatible*/
DWORD dwSFGAO; /*05*/
/* the drive seems to be 19 bytes every time */
{ CHAR szDriveName[20]; /*01*/
DWORD dwUnknown; /*21*/
/* the drive seems to be 25 bytes every time */
} drive;
struct
{ BYTE dummy; /*01 is 0x00 for files or dirs */