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83 lines
2.3 KiB
83 lines
2.3 KiB
/////////////////////////////////////////////////////////////////////////////////////
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// MPEG2ComponentTypeimpl.h : implementation helper template for component type interface
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// Copyright (c) Microsoft Corporation 1999.
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#ifndef MPEG2COMPONENTTYPEIMPL_H
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#define MPEG2COMPONENTTYPEIMPL_H
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#include "languagecomponenttypeimpl.h"
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namespace BDATuningModel {
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template<class T,
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class MostDerived = IMPEG2ComponentType,
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LPCGUID iid = &__uuidof(MostDerived),
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LPCGUID LibID = &LIBID_TunerLib,
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WORD wMajor = 1,
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WORD wMinor = 0,
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class tihclass = CComTypeInfoHolder
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> class ATL_NO_VTABLE IMPEG2ComponentTypeImpl :
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public ILanguageComponentTypeImpl<T, MostDerived, iid, LibID, wMajor, wMinor, tihclass>
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{
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// IMPEG2ComponentType
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public:
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MPEG2StreamType m_StreamType;
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IMPEG2ComponentTypeImpl() : m_StreamType(BDA_UNITIALIZED_MPEG2STREAMTYPE) {}
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virtual ~IMPEG2ComponentTypeImpl() {}
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// typedef IMPEG2ComponentTypeImpl<T, MostDerived, iid, LibID, wMajor, wMinor, tihclass> thistype;
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typedef ILanguageComponentTypeImpl<T, MostDerived, iid, LibID, wMajor, wMinor, tihclass> basetype;
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BEGIN_PROP_MAP(IMPEG2ComponentTypeImpl)
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CHAIN_PROP_MAP(basetype)
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PROP_DATA_ENTRY("Stream Type", m_StreamType, VT_I4)
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END_PROP_MAP()
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STDMETHOD(get_StreamType)(MPEG2StreamType *pVal)
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{
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try {
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if (!pVal) {
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return E_POINTER;
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}
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ATL_LOCKT();
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*pVal = m_StreamType;
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} catch (...) {
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return E_POINTER;
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}
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return NOERROR;
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}
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STDMETHOD(put_StreamType)(MPEG2StreamType newVal)
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{
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ATL_LOCKT();
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m_StreamType = newVal;
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MARK_DIRTY(T);
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return NOERROR;
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}
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STDMETHOD(Clone) (IComponentType **ppCT) {
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try {
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if (!ppCT) {
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return E_POINTER;
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}
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ATL_LOCKT();
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HRESULT hr = basetype::Clone(ppCT);
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if (FAILED(hr)) {
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return hr;
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}
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T* pt = static_cast<T*>(*ppCT);
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pt->m_StreamType = m_StreamType;
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return NOERROR;
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} catch (HRESULT h) {
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return h;
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} catch (...) {
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return E_POINTER;
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}
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}
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};
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}; // namespace
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#endif // MPEG2COMPONENTTYPEIMPL_H
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// end of file -- MPEG2componenttypeimpl.h
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