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63 lines
1.5 KiB
63 lines
1.5 KiB
// DevicesEnum.h: Definition of the CDevicesEnum class
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//
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//////////////////////////////////////////////////////////////////////
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#if !defined(AFX_DEVICESENUM_H__F9048FCD_C525_4BDD_AB79_018DEE3B71E8__INCLUDED_)
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#define AFX_DEVICESENUM_H__F9048FCD_C525_4BDD_AB79_018DEE3B71E8__INCLUDED_
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#if _MSC_VER > 1000
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#pragma once
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#endif // _MSC_VER > 1000
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#include "resource.h" // main symbols
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/////////////////////////////////////////////////////////////////////////////
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// CDevicesEnum
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class CDevice;
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class ATL_NO_VTABLE CDevicesEnum :
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public IDevicesEnum,
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public CComObjectRootEx<CComSingleThreadModel>
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{
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protected:
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CDevice** pDevices;
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DWORD Count;
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DWORD Position;
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public:
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BOOL CopyDevices(CDevice **pArray,DWORD Count);
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CDevicesEnum() {
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pDevices = NULL;
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Count = 0;
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Position = 0;
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}
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~CDevicesEnum();
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BEGIN_COM_MAP(CDevicesEnum)
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COM_INTERFACE_ENTRY(IEnumVARIANT)
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COM_INTERFACE_ENTRY(IDevicesEnum)
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END_COM_MAP()
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DECLARE_NOT_AGGREGATABLE(CDevicesEnum)
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// IDevicesEnum
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public:
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STDMETHOD(Next)(
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/*[in]*/ ULONG celt,
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/*[out, size_is(celt), length_is(*pCeltFetched)]*/ VARIANT * rgVar,
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/*[out]*/ ULONG * pCeltFetched
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);
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STDMETHOD(Skip)(
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/*[in]*/ ULONG celt
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);
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STDMETHOD(Reset)(
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);
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STDMETHOD(Clone)(
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/*[out]*/ IEnumVARIANT ** ppEnum
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);
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};
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#endif // !defined(AFX_DEVICESENUM_H__F9048FCD_C525_4BDD_AB79_018DEE3B71E8__INCLUDED_)
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