132 lines
3.4 KiB
C
132 lines
3.4 KiB
C
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1998 - 1999
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//
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// File: dataobj.h
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//
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//--------------------------------------------------------------------------
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#ifndef _DATAOBJ_H
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#define _DATAOBJ_H
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class CDataObject : public IDataObject, public CComObjectRoot
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{
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public:
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// ATL Maps
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DECLARE_NOT_AGGREGATABLE(CDataObject)
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BEGIN_COM_MAP(CDataObject)
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COM_INTERFACE_ENTRY(IDataObject)
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END_COM_MAP()
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// Construction/Destruction
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CDataObject() : m_lNotifyHandle(0), m_hwndParentSheet(NULL)
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{
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m_pComponentData = NULL;
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};
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~CDataObject()
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{
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if (m_pComponentData != NULL)
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{
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m_pComponentData->Release();
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m_pComponentData = NULL;
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}
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};
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void SetIComponentData(CComponentDataImpl* pData)
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{
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ASSERT(pData);
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ASSERT(m_pComponentData == NULL);
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LPUNKNOWN pUnk = pData->GetUnknown();
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HRESULT hr;
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hr = pUnk->QueryInterface(IID_IComponentData, reinterpret_cast<void**>(&m_pComponentData));
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ASSERT(hr == S_OK);
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}
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public:
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// Clipboard formats that are required by the console
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static CLIPFORMAT m_cfNodeType;
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static CLIPFORMAT m_cfNodeTypeString;
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static CLIPFORMAT m_cfDisplayName;
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static CLIPFORMAT m_cfCoClass;
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// internal clipboard format
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static CLIPFORMAT m_cfInternal;
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// Property Page Clipboard formats
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static CLIPFORMAT m_cfDsObjectNames;
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static CLIPFORMAT m_cfDsDisplayOptions;
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static CLIPFORMAT m_cfGetIPropSheetCfg;
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// Standard IDataObject methods
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public:
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// Implemented
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STDMETHOD(GetData)(LPFORMATETC lpFormatetcIn, LPSTGMEDIUM lpMedium);
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STDMETHOD(GetDataHere)(LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium);
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STDMETHOD(EnumFormatEtc)(DWORD dwDirection, LPENUMFORMATETC* ppEnumFormatEtc);
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ULONG InternalAddRef()
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{
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return CComObjectRoot::InternalAddRef();
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}
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ULONG InternalRelease()
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{
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return CComObjectRoot::InternalRelease();
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}
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// Not Implemented
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private:
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STDMETHOD(QueryGetData)(LPFORMATETC lpFormatetc)
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{ return E_NOTIMPL; };
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STDMETHOD(GetCanonicalFormatEtc)(LPFORMATETC lpFormatetcIn, LPFORMATETC lpFormatetcOut)
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{ return E_NOTIMPL; };
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STDMETHOD(SetData)(LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium, BOOL bRelease);
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STDMETHOD(DAdvise)(LPFORMATETC lpFormatetc, DWORD advf,
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LPADVISESINK pAdvSink, LPDWORD pdwConnection)
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{ return E_NOTIMPL; };
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STDMETHOD(DUnadvise)(DWORD dwConnection)
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{ return E_NOTIMPL; };
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STDMETHOD(EnumDAdvise)(LPENUMSTATDATA* ppEnumAdvise)
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{ return E_NOTIMPL; };
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// Implementation
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public:
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void SetType(DATA_OBJECT_TYPES type)
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{ ASSERT(m_internal.m_type == CCT_UNINITIALIZED); m_internal.m_type = type; }
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void SetCookie(MMC_COOKIE cookie) { m_internal.m_cookie = cookie; }
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void SetString(LPCTSTR lpString) { m_internal.m_string = lpString; }
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void SetClass(LPCTSTR lpString) { m_internal.m_class = lpString; }
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private:
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HRESULT CreateNodeTypeData(LPSTGMEDIUM lpMedium);
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HRESULT CreateNodeTypeStringData(LPSTGMEDIUM lpMedium);
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HRESULT CreateDisplayName(LPSTGMEDIUM lpMedium);
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HRESULT CreateInternal(LPSTGMEDIUM lpMedium);
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HRESULT CreateCoClassID(LPSTGMEDIUM lpMedium);
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HRESULT Create(const void* pBuffer, int len, LPSTGMEDIUM lpMedium);
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INTERNAL m_internal;
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LPCOMPONENTDATA m_pComponentData; // pointer to the IComponetData object
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LONG_PTR m_lNotifyHandle;
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HWND m_hwndParentSheet;
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};
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#endif // _DATAOBJ_H
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