CNtObjectFolderExtractIcon Class Reference

#include <ntobjfolder.h>

Inheritance diagram for CNtObjectFolderExtractIcon:

Collaboration diagram for CNtObjectFolderExtractIcon:

Public Member Functions
	CNtObjectFolderExtractIcon ()
virtual	~CNtObjectFolderExtractIcon ()
HRESULT	Initialize (LPCWSTR ntPath, PCIDLIST_ABSOLUTE parent, UINT cidl, PCUITEMID_CHILD_ARRAY apidl)
virtual HRESULT STDMETHODCALLTYPE	GetIconLocation (UINT uFlags, LPWSTR szIconFile, UINT cchMax, INT *piIndex, UINT *pwFlags)
virtual HRESULT STDMETHODCALLTYPE	Extract (LPCWSTR pszFile, UINT nIconIndex, HICON *phiconLarge, HICON *phiconSmall, UINT nIconSize)
Public Member Functions inherited from ATL::CComObjectRootEx< CComMultiThreadModelNoCS >
	~CComObjectRootEx ()
ULONG	InternalAddRef ()
ULONG	InternalRelease ()
void	Lock ()
void	Unlock ()
HRESULT	_AtlInitialConstruct ()
Public Member Functions inherited from ATL::CComObjectRootBase
	CComObjectRootBase ()
	~CComObjectRootBase ()
void	SetVoid (void *)
HRESULT	_AtlFinalConstruct ()
HRESULT	FinalConstruct ()
void	InternalFinalConstructAddRef ()
void	InternalFinalConstructRelease ()
void	FinalRelease ()
HRESULT	GetIconLocation ([in] UINT uFlags, [out, size_is(cchMax)] LPWSTR szIconFile, [in] UINT cchMax, [out] INT *piIndex, [out] UINT *pwFlags)
HRESULT	Extract ([in] LPCWSTR pszFile, [in] UINT nIconIndex, [out] HICON *phiconLarge, [out] HICON *phiconSmall, [in] UINT nIconSize)
Public Member Functions inherited from IUnknown
HRESULT	QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG	AddRef ()
ULONG	Release ()

Private Attributes
PCWSTR	m_NtPath
PCITEMID_CHILD	m_pcidlChild

Additional Inherited Members
Public Types inherited from IExtractIconW
typedef IExtractIconW *	LPEXTRACTICONW
Public Types inherited from IUnknown
typedef IUnknown *	LPUNKNOWN
Static Public Member Functions inherited from ATL::CComObjectRootBase
static void WINAPI	ObjectMain (bool)
static const struct _ATL_CATMAP_ENTRY *	GetCategoryMap ()
static HRESULT WINAPI	InternalQueryInterface (void *pThis, const _ATL_INTMAP_ENTRY *pEntries, REFIID iid, void **ppvObject)
Public Attributes inherited from ATL::CComObjectRootBase
LONG	m_dwRef

Detailed Description

Definition at line 12 of file ntobjfolder.h.

Constructor & Destructor Documentation

CNtObjectFolderExtractIcon()

CNtObjectFolderExtractIcon::CNtObjectFolderExtractIcon

(

)

Definition at line 26 of file ntobjfolder.cpp.

                                                       :
    m_NtPath(NULL),
    m_pcidlChild(NULL)
{
 
}

~CNtObjectFolderExtractIcon()

CNtObjectFolderExtractIcon::~CNtObjectFolderExtractIcon ( )

virtual

Definition at line 33 of file ntobjfolder.cpp.

{
    if (m_pcidlChild)
        ILFree((LPITEMIDLIST) m_pcidlChild);
}

Member Function Documentation

Extract()

HRESULT STDMETHODCALLTYPE CNtObjectFolderExtractIcon::Extract ( LPCWSTR  pszFile, UINT  nIconIndex, HICON *  phiconLarge, HICON *  phiconSmall, UINT  nIconSize  )

virtual

Implements IExtractIconW.

Definition at line 97 of file ntobjfolder.cpp.

{
    return SHDefExtractIconW(pszFile, nIconIndex, 0, phiconLarge, phiconSmall, nIconSize);
}

GetIconLocation()

HRESULT STDMETHODCALLTYPE CNtObjectFolderExtractIcon::GetIconLocation ( UINT  uFlags, LPWSTR  szIconFile, UINT  cchMax, INT *  piIndex, UINT *  pwFlags  )

virtual

Implements IExtractIconW.

Definition at line 48 of file ntobjfolder.cpp.

{
    const NtPidlEntry * entry = (NtPidlEntry *) m_pcidlChild;
 
    if ((entry->cb < sizeof(NtPidlEntry)) || (entry->magic != NT_OBJECT_PIDL_MAGIC))
        return E_INVALIDARG;
 
    UINT flags = 0;
 
    switch (entry->objectType)
    {
        case DIRECTORY_OBJECT:
        case SYMBOLICLINK_OBJECT:
            GetModuleFileNameW(g_hInstance, szIconFile, cchMax);
            *piIndex = -((uFlags & GIL_OPENICON) ? IDI_NTOBJECTDIROPEN : IDI_NTOBJECTDIR);
            *pwFlags = flags;
            return S_OK;
 
        case DEVICE_OBJECT:
            GetModuleFileNameW(g_hInstance, szIconFile, cchMax);
            *piIndex = -IDI_NTOBJECTDEVICE;
            *pwFlags = flags;
            return S_OK;
 
        case PORT_OBJECT:
            GetModuleFileNameW(g_hInstance, szIconFile, cchMax);
            *piIndex = -IDI_NTOBJECTPORT;
            *pwFlags = flags;
            return S_OK;
 
        case KEY_OBJECT:
            GetModuleFileNameW(g_hInstance, szIconFile, cchMax);
            *piIndex = -IDI_REGISTRYKEY;
            *pwFlags = flags;
            return S_OK;
 
        default:
            GetModuleFileNameW(g_hInstance, szIconFile, cchMax);
            *piIndex = -IDI_NTOBJECTITEM;
            *pwFlags = flags;
            return S_OK;
    }
}

Initialize()

HRESULT CNtObjectFolderExtractIcon::Initialize	(	LPCWSTR	ntPath,
		PCIDLIST_ABSOLUTE	parent,
		UINT	cidl,
		PCUITEMID_CHILD_ARRAY	apidl
	)

Definition at line 39 of file ntobjfolder.cpp.

{
    m_NtPath = ntPath;
    if (cidl != 1)
        return E_INVALIDARG;
    m_pcidlChild = ILClone(apidl[0]);
    return S_OK;
}

Member Data Documentation

m_NtPath

PCWSTR CNtObjectFolderExtractIcon::m_NtPath

private

Definition at line 16 of file ntobjfolder.h.

Referenced by Initialize().

m_pcidlChild

PCITEMID_CHILD CNtObjectFolderExtractIcon::m_pcidlChild

private

Definition at line 17 of file ntobjfolder.h.

Referenced by GetIconLocation(), Initialize(), and ~CNtObjectFolderExtractIcon().

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The documentation for this class was generated from the following files:

• dll/shellext/ntobjshex/ntobjfolder.h
• dll/shellext/ntobjshex/ntobjfolder.cpp