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62 lines
1.2 KiB
62 lines
1.2 KiB
/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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Microsoft Windows
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Copyright (C) Microsoft Corporation, 1995 - 1999
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File: CopyItem.h
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Content: Declaration of _CopyXXXItem template class.
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History: 11-15-99 dsie created
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08-20-01 xtan copy/paste
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------------------------------------------------------------------------------*/
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#ifndef __CopyItem_H_
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#define __CopyItem_H_
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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 <map>
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#pragma warning(disable:4786) // Disable symbol names > 256 character warning.
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//
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// _CopyMapItem class.
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//
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template <class T>
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class _CopyMapItem
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{
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public:
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//
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// copy method.
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//
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static HRESULT copy(VARIANT * p1, std::pair<const CComBSTR, CComPtr<T> > * p2)
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{
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CComPtr<T> p = p2->second;
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CComVariant var = p;
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return VariantCopy(p1, &var);
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}
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//
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// init method.
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//
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static void init(VARIANT * p)
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{
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p->vt = VT_EMPTY;
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}
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//
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// destroy method.
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//
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static void destroy(VARIANT * p)
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{
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VariantClear(p);
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}
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};
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#endif
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