explorerband.cpp File Reference

#include "precomp.h"
#include <commoncontrols.h>
#include <undocshell.h>

Include dependency graph for explorerband.cpp:

Go to the source code of this file.

Classes
struct	_PIDLDATA

Macros
#define	UNIMPLEMENTED   DbgPrint("%s is UNIMPLEMENTED!\n", __FUNCTION__)
#define	PT_GUID   0x1F
#define	PT_SHELLEXT   0x2E
#define	PT_YAGUID   0x70

Typedefs
typedef struct _PIDLDATA	PIDLDATA
typedef struct _PIDLDATA *	LPPIDLDATA

Functions
static BOOL	_ILIsSpecialFolder (LPCITEMIDLIST pidl)
HRESULT	GetDisplayName (LPCITEMIDLIST pidlDirectory, TCHAR *szDisplayName, UINT cchMax, DWORD uFlags)
HRESULT	_ReparsePIDL (LPITEMIDLIST buggyPidl, LPITEMIDLIST *cleanPidl)

Macro Definition Documentation

PT_GUID

#define PT_GUID   0x1F

Definition at line 45 of file explorerband.cpp.

PT_SHELLEXT

#define PT_SHELLEXT   0x2E

Definition at line 46 of file explorerband.cpp.

PT_YAGUID

#define PT_YAGUID   0x70

Definition at line 47 of file explorerband.cpp.

UNIMPLEMENTED

#define UNIMPLEMENTED   DbgPrint("%s is UNIMPLEMENTED!\n", __FUNCTION__)

Definition at line 29 of file explorerband.cpp.

Typedef Documentation

LPPIDLDATA

typedef struct _PIDLDATA * LPPIDLDATA

PIDLDATA

typedef struct _PIDLDATA PIDLDATA

Function Documentation

_ILIsSpecialFolder()

static BOOL _ILIsSpecialFolder ( LPCITEMIDLIST  pidl )

static

Definition at line 49 of file explorerband.cpp.

{
    LPPIDLDATA lpPData = (LPPIDLDATA)&pidl->mkid.abID;
 
    return (pidl &&
        ((lpPData && (PT_GUID == lpPData->type || PT_SHELLEXT== lpPData->type ||
        PT_YAGUID == lpPData->type)) || (pidl && pidl->mkid.cb == 0x00)));
}

Referenced by CDesktopFolder::_GetSFFromPidl(), CDrivesFolder::BindToObject(), CControlPanelFolder::CompareIDs(), CDesktopFolder::CompareIDs(), CDrivesFolder::CompareIDs(), CExplorerBand::CompareTreeItems(), CControlPanelFolder::GetAttributesOf(), CDesktopFolder::GetAttributesOf(), CDrivesFolder::GetAttributesOf(), CRegFolder::GetAttributesOf(), CControlPanelFolder::GetDetailsOf(), CAdminToolsFolder::GetDisplayNameOf(), CControlPanelFolder::GetDisplayNameOf(), CDrivesFolder::GetDisplayNameOf(), CFontsFolder::GetDisplayNameOf(), CMyDocsFolder::GetDisplayNameOf(), CRegFolder::GetDisplayNameOf(), and CDesktopFolder::GetUIObjectOf().

_ReparsePIDL()

HRESULT _ReparsePIDL	(	LPITEMIDLIST	buggyPidl,
		LPITEMIDLIST *	cleanPidl
	)

Definition at line 89 of file explorerband.cpp.

{
    HRESULT                             hr;
    CComPtr<IShellFolder>               folder;
    CComPtr<IPersistFolder2>            persist;
    CComPtr<IEnumIDList>                pEnumIDList;
    LPITEMIDLIST                        childPidl;
    LPITEMIDLIST                        correctChild;
    LPITEMIDLIST                        correctParent;
    ULONG                               fetched;
    DWORD                               EnumFlags;
 
 
    EnumFlags = SHCONTF_FOLDERS | SHCONTF_INCLUDEHIDDEN;
    hr = SHBindToParent(buggyPidl, IID_PPV_ARG(IShellFolder, &folder), (LPCITEMIDLIST*)&childPidl);
    *cleanPidl = NULL;
    if (!SUCCEEDED(hr))
    {
        ERR("Can't bind to parent folder\n");
        return hr;
    }
    hr = folder->QueryInterface(IID_PPV_ARG(IPersistFolder2, &persist));
    if (!SUCCEEDED(hr))
    {
        ERR("PIDL doesn't belong to the shell namespace, aborting\n");
        return hr;
    }
 
    hr = persist->GetCurFolder(&correctParent);
    if (!SUCCEEDED(hr))
    {
        ERR("Unable to get current folder\n");
        return hr;
    }
 
    hr = folder->EnumObjects(NULL,EnumFlags,&pEnumIDList);
    // avoid broken IShellFolder implementations that return null pointer with success
    if (!SUCCEEDED(hr) || !pEnumIDList)
    {
        ERR("Can't enum the folder !\n");
        return hr;
    }
 
    while(SUCCEEDED(pEnumIDList->Next(1, &correctChild, &fetched)) && correctChild && fetched)
    {
        if (!folder->CompareIDs(0, childPidl, correctChild))
        {
            *cleanPidl = ILCombine(correctParent, correctChild);
            ILFree(correctChild);
            goto Cleanup;
        }
        ILFree(correctChild);
    }
Cleanup:
    ILFree(correctParent);
    return hr;
}

Referenced by CExplorerBand::OnShellEvent().

GetDisplayName()

HRESULT GetDisplayName	(	LPCITEMIDLIST	pidlDirectory,
		TCHAR *	szDisplayName,
		UINT	cchMax,
		DWORD	uFlags
	)

Definition at line 58 of file explorerband.cpp.

{
    IShellFolder *pShellFolder = NULL;
    LPCITEMIDLIST pidlRelative = NULL;
    STRRET str;
    HRESULT hr;
 
    if (pidlDirectory == NULL || szDisplayName == NULL)
    {
        return E_FAIL;
    }
 
    hr = SHBindToParent(pidlDirectory, IID_PPV_ARG(IShellFolder, &pShellFolder), &pidlRelative);
 
    if (SUCCEEDED(hr))
    {
        hr = pShellFolder->GetDisplayNameOf(pidlRelative,uFlags,&str);
        if (SUCCEEDED(hr))
        {
            hr = StrRetToBuf(&str,pidlDirectory,szDisplayName,cchMax);
        }
        pShellFolder->Release();
    }
    return hr;
}