CRegistryEnumKeys Class Reference

Inheritance diagram for CRegistryEnumKeys:

Collaboration diagram for CRegistryEnumKeys:

Public Member Functions
BOOL	_RegNext (DWORD dwIndex) override
DWORD	_MaxLen () override
Public Member Functions inherited from CRegistryEnumBase
virtual	~CRegistryEnumBase ()
HRESULT	Init (HKEY hKey, CRegistrySource *pSource)
STDMETHODIMP	QueryInterface (REFIID riid, void **ppvObject) override
	STDMETHODIMP_ (ULONG) AddRef() override
	STDMETHODIMP_ (ULONG) Release() override
STDMETHODIMP	Next (ULONG celt, LPWSTR *rgelt, ULONG *pceltFetched) override
STDMETHODIMP	Skip (ULONG celt) override
STDMETHODIMP	Reset () override
STDMETHODIMP	Clone (IEnumString **ppenum) override
Public Member Functions inherited from IEnumString
HRESULT	Next ([in] ULONG celt, [out, size_is(celt), length_is(*pceltFetched)] LPOLESTR *rgelt, [out] ULONG *pceltFetched)
HRESULT	RemoteNext ([in] ULONG celt, [out, size_is(celt), length_is(*pceltFetched)] LPOLESTR *rgelt, [out] ULONG *pceltFetched)
HRESULT	Skip ([in] ULONG celt)
HRESULT	Reset ()
HRESULT	Clone ([out] IEnumString **ppenum)
Public Member Functions inherited from IUnknown
HRESULT	QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG	AddRef ()
ULONG	Release ()

Additional Inherited Members
Public Types inherited from IEnumString
typedef IEnumString *	LPENUMSTRING
Public Types inherited from IUnknown
typedef IUnknown *	LPUNKNOWN
Protected Member Functions inherited from CRegistryEnumBase
BOOL	_Next (PWSTR *ppwsz)
virtual BOOL	_RegNext (DWORD dwIndex)=0
virtual DWORD	_MaxLen ()=0
Protected Attributes inherited from CRegistryEnumBase
LONG	m_cRefs = 1
DWORD	m_dwIndex = 0
CRegistrySource *	m_pSource = NULL
HKEY	m_hKey = NULL
PWSTR	m_pszName = NULL
WCHAR	m_szBuf [64] = {}
DWORD	m_cchNameMax = 0

Detailed Description

Definition at line 80 of file querysrc.cpp.

Member Function Documentation

_MaxLen()

DWORD CRegistryEnumKeys::_MaxLen ( )

overridevirtual

Implements CRegistryEnumBase.

Definition at line 226 of file querysrc.cpp.

{
    DWORD cchKeyNameMax = 0;
    RegQueryInfoKeyW(m_hKey, NULL, NULL, NULL, NULL, &cchKeyNameMax, NULL, NULL, NULL, NULL,
                     NULL, NULL);
    return cchKeyNameMax + 1; // Including NUL
}

_RegNext()

BOOL CRegistryEnumKeys::_RegNext ( DWORD  dwIndex )

overridevirtual

Implements CRegistryEnumBase.

Definition at line 221 of file querysrc.cpp.

{
    return RegEnumKeyW(m_hKey, dwIndex, m_pszName, m_cchNameMax) == ERROR_SUCCESS;
}

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

• dll/win32/shlwapi/querysrc.cpp