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42 lines
1.1 KiB
42 lines
1.1 KiB
// WMDMFormatEnum.h : Declaration of the CWMDMFormatEnum
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#ifndef __WMDMFORMATENUM_H_
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#define __WMDMFORMATENUM_H_
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#include "resource.h" // main symbols
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/////////////////////////////////////////////////////////////////////////////
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// CWMDMFormatEnum
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class ATL_NO_VTABLE CWMDMFormatEnum :
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public CComObjectRootEx<CComMultiThreadModel>,
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public CComCoClass<CWMDMFormatEnum, &CLSID_WMDMFormatEnum>,
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public IWMDMEnumFormatSupport
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{
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public:
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CWMDMFormatEnum() : m_pEnum(NULL)
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{
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}
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~CWMDMFormatEnum()
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{
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if (m_pEnum)
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m_pEnum->Release();
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}
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BEGIN_COM_MAP(CWMDMFormatEnum)
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COM_INTERFACE_ENTRY(IWMDMEnumFormatSupport)
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END_COM_MAP()
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public:
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// IWMDMEnumFormatSupport
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STDMETHOD(Next)(ULONG celt,
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_WAVEFORMATEX *pFormat,
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LPWSTR pwszMimeType,
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UINT nMaxChars,
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ULONG *pceltFetched);
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STDMETHOD(Reset)();
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void SetContainedPointer(IMDSPEnumFormatSupport *pEnum);
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private:
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IMDSPEnumFormatSupport *m_pEnum;
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};
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#endif //__WMDMFORMATENUM_H_
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