160 lines
4.9 KiB
C++
160 lines
4.9 KiB
C++
//+----------------------------------------------------------------------------
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//
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// DS Administration MMC snapin.
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1999
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//
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// File: DataObj.h
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//
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// Contents: Data Object Functions
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//
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// Classes: CDSDataObject
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//
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// History: 02-Oct-96 WayneSc Created
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// 06-Feb-97 EricB - added Property Page Data support
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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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#define CFSTR_DS_COMPDATA TEXT("DsCompData")
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class CDSComponentData;
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//+----------------------------------------------------------------------------
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//
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// Class: CDSDataObject
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//
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//-----------------------------------------------------------------------------
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class CDSDataObject : public IDataObject, public CComObjectRoot
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{
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// ATL Maps
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DECLARE_NOT_AGGREGATABLE(CDSDataObject)
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BEGIN_COM_MAP(CDSDataObject)
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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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CDSDataObject() : m_lNotifyHandle(0), m_hwndParentSheet(NULL)
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{
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m_pDsComponentData = NULL;
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m_pDSObjCached = NULL;
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m_nDSObjCachedBytes = 0;
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m_szUniqueID = _T("");
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}
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~CDSDataObject()
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{
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if (m_internal.m_p_cookies != NULL)
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{
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ASSERT(m_internal.m_cookie_count > 1);
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free(m_internal.m_p_cookies);
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}
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if (m_pDSObjCached != NULL)
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{
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::free(m_pDSObjCached);
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}
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}
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// Standard IDataObject methods
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public:
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// Implemented
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STDMETHOD(GetData)(FORMATETC * pformatetcIn, STGMEDIUM * pmedium);
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STDMETHOD(GetDataHere)(FORMATETC * pFormatEtcIn, STGMEDIUM * pMedium);
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STDMETHOD(EnumFormatEtc)(DWORD dwDirection,
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IEnumFORMATETC ** ppenumFormatEtc);
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STDMETHOD(SetData)(FORMATETC * pformatetc, STGMEDIUM * pmedium,
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BOOL fRelease);
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// Not Implemented
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private:
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STDMETHOD(QueryGetData)(FORMATETC*) { return E_NOTIMPL; };
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STDMETHOD(GetCanonicalFormatEtc)(FORMATETC*, FORMATETC*) { return E_NOTIMPL; };
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STDMETHOD(DAdvise)(FORMATETC*, DWORD, IAdviseSink*, DWORD*) { return E_NOTIMPL; };
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STDMETHOD(DUnadvise)(DWORD) { return E_NOTIMPL; };
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STDMETHOD(EnumDAdvise)(IEnumSTATDATA**) { return E_NOTIMPL; };
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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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static CLIPFORMAT m_cfInternal;
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static CLIPFORMAT m_cfMultiSelDataObjs;
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static CLIPFORMAT m_cfMultiObjTypes;
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static CLIPFORMAT m_cfpMultiSelDataObj;
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static CLIPFORMAT m_cfColumnID;
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static CLIPFORMAT m_cfPreload;
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// Property Page Clipboard formats
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static CLIPFORMAT m_cfDsObjectNames;
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static CLIPFORMAT m_cfDsDisplaySpecOptions;
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static CLIPFORMAT m_cfDsSchemaPath;
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static CLIPFORMAT m_cfPropSheetCfg;
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static CLIPFORMAT m_cfParentHwnd;
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static CLIPFORMAT m_cfMultiSelectProppage;
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// Private format for internal communication
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static CLIPFORMAT m_cfComponentData;
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ULONG InternalAddRef()
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{
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// ++CSnapin::lDataObjectRefCount;
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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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// --CSnapin::lDataObjectRefCount;
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return CComObjectRoot::InternalRelease();
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}
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// Implementation
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public:
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void SetType(DATA_OBJECT_TYPES type, SnapinType snapintype)
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{
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ASSERT(m_internal.m_type == CCT_UNINITIALIZED);
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m_internal.m_type = type;
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m_internal.m_snapintype = snapintype;
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}
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void SetCookie(CUINode* pUINode) {
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m_internal.m_cookie = pUINode;
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m_internal.m_cookie_count = 1;
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CreateDsObjectNamesCached();
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}
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void AddCookie(CUINode* pUINode);
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void SetString(LPTSTR lpString) { m_internal.m_string = lpString; }
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void SetComponentData(CDSComponentData * pCompData)
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{ m_pDsComponentData = pCompData; }
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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 CreateMultiSelectObject(LPSTGMEDIUM lpMedium);
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HRESULT CreateColumnID(LPSTGMEDIUM lpMedium);
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HRESULT CreateDsObjectNamesCached();
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HRESULT Create(const void* pBuffer, int len, LPSTGMEDIUM lpMedium);
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INTERNAL m_internal;
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CDSComponentData * m_pDsComponentData;
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LONG_PTR m_lNotifyHandle;
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HWND m_hwndParentSheet;
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LPDSOBJECTNAMES m_pDSObjCached;
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DWORD m_nDSObjCachedBytes;
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CString m_szUniqueID;
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};
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#endif
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