151 lines
3.9 KiB
C++
151 lines
3.9 KiB
C++
/**********************************************************************/
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/** Microsoft Windows/NT **/
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/** Copyright(c) Microsoft Corporation, 1997 - 1998 **/
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/**********************************************************************/
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/*
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dataobj.h
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Implementation for data objects in the MMC
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FILE HISTORY:
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*/
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#ifndef _DATAOBJ_H
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#define _DATAOBJ_H
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#ifndef _COMPDATA_H_
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#include "compdata.h"
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#endif
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#ifndef _EXTRACT_H
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#include "extract.h"
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#endif
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#ifndef _DYNEXT_H
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#include "dynext.h"
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#endif
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class CDataObject :
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public IDataObject
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{
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public:
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DeclareIUnknownMembers(IMPL)
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DeclareIDataObjectMembers(IMPL)
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// Derived class should override this for custom behavior
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virtual HRESULT QueryGetMoreData(LPFORMATETC lpFormatEtc)
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{ return E_INVALIDARG; }
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virtual HRESULT GetMoreDataHere(LPFORMATETC lpFormatEtc, LPSTGMEDIUM lpMedium)
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{ return DV_E_CLIPFORMAT; }
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public:
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// Construction/Destruction
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// Normal constructor
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CDataObject() :
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m_cRef(1),
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m_pbMultiSelData(NULL),
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m_cbMultiSelData(0),
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m_bMultiSelDobj(FALSE),
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m_pDynExt(NULL)
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{
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DEBUG_INCREMENT_INSTANCE_COUNTER(CDataObject);
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};
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virtual ~CDataObject()
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{
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DEBUG_DECREMENT_INSTANCE_COUNTER(CDataObject);
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if (m_pbMultiSelData)
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delete m_pbMultiSelData;
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};
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// Clipboard formats that are required by the console
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public:
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static unsigned int m_cfNodeType;
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static unsigned int m_cfNodeTypeString;
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static unsigned int m_cfDisplayName;
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static unsigned int m_cfCoClass; // Required by the console
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static unsigned int m_cfMultiSel; // Required for multiple selection
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static unsigned int m_cfMultiSelDobj; // Required for multiple selection
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static unsigned int m_cfDynamicExtension;
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static unsigned int m_cfNodeId2;
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static unsigned int m_cfInternal;
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// Standard IDataObject methods
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public:
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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(LPTSTR lpString) { m_internal.m_string = lpString; }
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void SetClsid(const CLSID& clsid) { m_internal.m_clsid = clsid; }
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void SetVirtualIndex(int nIndex) { m_internal.m_index = nIndex; }
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BOOL HasVirtualIndex() { return m_internal.m_index != -1; }
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int GetVirtualIndex() { return m_internal.m_index; }
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void SetMultiSelData(BYTE* pbMultiSelData, UINT cbMultiSelData)
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{
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m_pbMultiSelData = pbMultiSelData;
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m_cbMultiSelData = cbMultiSelData;
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}
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void SetMultiSelDobj()
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{
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m_bMultiSelDobj = TRUE;
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}
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HRESULT SetTFSComponentData(ITFSComponentData *pTFSCompData)
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{
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m_spTFSComponentData.Set(pTFSCompData);
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return hrOK;
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}
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void SetInnerIUnknown(IUnknown *punk)
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{
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m_spUnknownInner.Set(punk);
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}
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void SetDynExt(CDynamicExtensions * pDynExt) { m_pDynExt = pDynExt; }
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CDynamicExtensions * GetDynExt() { return m_pDynExt; }
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protected:
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HRESULT Create(const void* pBuffer, int len, LPSTGMEDIUM lpMedium);
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ITFSNode* GetDataFromComponentData();
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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 CreateMultiSelData(LPSTGMEDIUM lpMedium);
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HRESULT CreateNodeId2(LPSTGMEDIUM lpMedium);
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INTERNAL m_internal;
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// pointer to the ComponentData
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private:
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long m_cRef;
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SPITFSComponentData m_spTFSComponentData;
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BYTE* m_pbMultiSelData;
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UINT m_cbMultiSelData;
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BOOL m_bMultiSelDobj;
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CDynamicExtensions *m_pDynExt;
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// pointer to inner unknown
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SPIUnknown m_spUnknownInner;
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};
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#endif
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