CEnumPins Class Reference

Inheritance diagram for CEnumPins:

Collaboration diagram for CEnumPins:

Public Member Functions
STDMETHODIMP	QueryInterface (REFIID InterfaceId, PVOID *Interface)
	STDMETHODIMP_ (ULONG) AddRef()
	STDMETHODIMP_ (ULONG) Release()
HRESULT STDMETHODCALLTYPE	Next (ULONG cPins, IPin **ppPins, ULONG *pcFetched)
HRESULT STDMETHODCALLTYPE	Skip (ULONG cPins)
HRESULT STDMETHODCALLTYPE	Reset ()
HRESULT STDMETHODCALLTYPE	Clone (IEnumPins **ppEnum)
	CEnumPins (std::vector< IPin * > Pins)
virtual	~CEnumPins ()
STDMETHODIMP	QueryInterface (REFIID InterfaceId, PVOID *Interface)
	STDMETHODIMP_ (ULONG) AddRef()
	STDMETHODIMP_ (ULONG) Release()
HRESULT STDMETHODCALLTYPE	Next (ULONG cPins, IPin **ppPins, ULONG *pcFetched)
HRESULT STDMETHODCALLTYPE	Skip (ULONG cPins)
HRESULT STDMETHODCALLTYPE	Reset ()
HRESULT STDMETHODCALLTYPE	Clone (IEnumPins **ppEnum)
	CEnumPins (ULONG NumPins, IPin **pins)
virtual	~CEnumPins ()
HRESULT	Next ([in] ULONG cPins, [out, size_is(cPins)] IPin **ppPins, [out] ULONG *pcFetched)
HRESULT	Skip ([in] ULONG cPins)
HRESULT	Reset (void)
HRESULT	Clone ([out] IEnumPins **ppEnum)
Public Member Functions inherited from IUnknown
HRESULT	QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG	AddRef ()
ULONG	Release ()

Protected Attributes
LONG	m_Ref
std::vector< IPin * >	m_Pins
ULONG	m_Index
ULONG	m_NumPins
IPin **	m_Pins

Additional Inherited Members
Public Types inherited from IUnknown
typedef IUnknown *	LPUNKNOWN

Detailed Description

Definition at line 11 of file enumpins.cpp.

Constructor & Destructor Documentation

CEnumPins() [1/2]

CEnumPins::CEnumPins ( std::vector< IPin * >  Pins )

inline

Definition at line 38 of file enumpins.cpp.

: m_Ref(0), m_Pins(Pins), m_Index(0){};

~CEnumPins() [1/2]

virtual CEnumPins::~CEnumPins ( )

inlinevirtual

Definition at line 39 of file enumpins.cpp.

{};

CEnumPins() [2/2]

CEnumPins::CEnumPins ( ULONG  NumPins, IPin **  pins  )

inline

Definition at line 38 of file enumpins.cpp.

: m_Ref(0), m_NumPins(NumPins), m_Pins(pins), m_Index(0){};

~CEnumPins() [2/2]

virtual CEnumPins::~CEnumPins ( )

inlinevirtual

Definition at line 39 of file enumpins.cpp.

{};

Member Function Documentation

Clone() [1/2]

HRESULT STDMETHODCALLTYPE CEnumPins::Clone

(

IEnumPins **

ppEnum

)

Implements IEnumPins.

Definition at line 139 of file enumpins.cpp.

{
#ifdef KSPROXY_TRACE
    OutputDebugStringW(L"CEnumPins::Clone : NotImplemented\n");
#endif
 
    return E_NOTIMPL;
}

Clone() [2/2]

HRESULT STDMETHODCALLTYPE CEnumPins::Clone

(

IEnumPins **

ppEnum

)

Implements IEnumPins.

Next() [1/2]

HRESULT STDMETHODCALLTYPE CEnumPins::Next	(	ULONG	cPins,
		IPin **	ppPins,
		ULONG *	pcFetched
	)

Implements IEnumPins.

Definition at line 79 of file enumpins.cpp.

{
    ULONG i = 0;
 
    if (!ppPins)
        return E_POINTER;
 
    if (cPins > 1 && !pcFetched)
        return E_INVALIDARG;
 
    while(i < cPins)
    {
        if (m_Index + i >= m_Pins.size())
            break;
 
        ppPins[i] = m_Pins[m_Index + i];
        m_Pins[m_Index + i]->AddRef();
 
        i++;
    }
 
    if (pcFetched)
    {
        *pcFetched = i;
    }
 
    m_Index += i;
    if (i < cPins)
        return S_FALSE;
    else
        return S_OK;
}

Next() [2/2]

HRESULT STDMETHODCALLTYPE CEnumPins::Next	(	ULONG	cPins,
		IPin **	ppPins,
		ULONG *	pcFetched
	)

Implements IEnumPins.

QueryInterface() [1/2]

STDMETHODIMP CEnumPins::QueryInterface	(	REFIID	InterfaceId,
		PVOID *	Interface
	)

QueryInterface() [2/2]

STDMETHODIMP CEnumPins::QueryInterface	(	REFIID	InterfaceId,
		PVOID *	Interface
	)

Reset() [1/2]

HRESULT STDMETHODCALLTYPE CEnumPins::Reset

(

void

)

Implements IEnumPins.

Definition at line 131 of file enumpins.cpp.

{
    m_Index = 0;
    return S_OK;
}

Reset() [2/2]

HRESULT STDMETHODCALLTYPE CEnumPins::Reset

(

)

Implements IEnumPins.

Skip() [1/2]

HRESULT STDMETHODCALLTYPE CEnumPins::Skip

(

ULONG

cPins

)

Implements IEnumPins.

Definition at line 117 of file enumpins.cpp.

{
    if (cPins + m_Index >= m_Pins.size())
    {
        return S_FALSE;
    }
 
    m_Index += cPins;
    return S_OK;
}

Skip() [2/2]

HRESULT STDMETHODCALLTYPE CEnumPins::Skip

(

ULONG

cPins

)

Implements IEnumPins.

STDMETHODIMP_() [1/4]

CEnumPins::STDMETHODIMP_ ( ULONG  )

inline

Definition at line 16 of file enumpins.cpp.

    {
        InterlockedIncrement(&m_Ref);
        return m_Ref;
    }

STDMETHODIMP_() [2/4]

CEnumPins::STDMETHODIMP_ ( ULONG  )

inline

Definition at line 16 of file enumpins.cpp.

    {
        InterlockedIncrement(&m_Ref);
        return m_Ref;
    }

STDMETHODIMP_() [3/4]

CEnumPins::STDMETHODIMP_ ( ULONG  )

inline

Definition at line 21 of file enumpins.cpp.

    {
        InterlockedDecrement(&m_Ref);
        if (!m_Ref)
        {
            delete this;
            return 0;
        }
        return m_Ref;
    }

STDMETHODIMP_() [4/4]

CEnumPins::STDMETHODIMP_ ( ULONG  )

inline

Definition at line 21 of file enumpins.cpp.

    {
        InterlockedDecrement(&m_Ref);
        if (!m_Ref)
        {
            delete this;
            return 0;
        }
        return m_Ref;
    }

Member Data Documentation

m_Index

ULONG CEnumPins::m_Index

protected

Definition at line 44 of file enumpins.cpp.

Referenced by Next(), Reset(), and Skip().

m_NumPins

ULONG CEnumPins::m_NumPins

protected

Definition at line 43 of file enumpins.cpp.

m_Pins [1/2]

std::vector<IPin*> CEnumPins::m_Pins

protected

Definition at line 43 of file enumpins.cpp.

Referenced by Next(), and Skip().

m_Pins [2/2]

IPin** CEnumPins::m_Pins

protected

Definition at line 44 of file enumpins.cpp.

m_Ref

LONG CEnumPins::m_Ref

protected

Definition at line 42 of file enumpins.cpp.

Referenced by STDMETHODIMP_().

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

• dll/directx/ksproxy/enumpins.cpp
• dll/directx/msdvbnp/enumpins.cpp