158 lines
6.2 KiB
C
158 lines
6.2 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, 1997 - 1999
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//
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// File: idldata.h
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//
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//--------------------------------------------------------------------------
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#ifndef _INC_SHELL_IDLDATA_H
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#define _INC_SHELL_IDLDATA_H
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#include "fmtetc.h"
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//
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// Clipboard Format for IDLData object.
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//
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#define ICFHDROP 0
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#define ICFFILENAME 1
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#define ICFNETRESOURCE 2
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#define ICFFILECONTENTS 3
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#define ICFFILEGROUPDESCRIPTORA 4
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#define ICFFILENAMEMAPW 5
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#define ICFFILENAMEMAP 6
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#define ICFHIDA 7
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#define ICFOFFSETS 8
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#define ICFPRINTERFRIENDLYNAME 9
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#define ICFPRIVATESHELLDATA 10
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#define ICFHTML 11
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#define ICFFILENAMEW 12
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#define ICFFILEGROUPDESCRIPTORW 13
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#define ICFPREFERREDDROPEFFECT 14
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#define ICFPERFORMEDDROPEFFECT 15
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#define ICFLOGICALPERFORMEDDROPEFFECT 16
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#define ICFSHELLURL 17
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#define ICFINDRAGLOOP 18
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#define ICF_DRAGCONTEXT 19
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#define ICF_TARGETCLSID 20
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#define ICF_MAX 21
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#define g_cfNetResource CIDLData::m_rgcfGlobal[ICFNETRESOURCE]
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#define g_cfHIDA CIDLData::m_rgcfGlobal[ICFHIDA]
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#define g_cfOFFSETS CIDLData::m_rgcfGlobal[ICFOFFSETS]
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#define g_cfPrinterFriendlyName CIDLData::m_rgcfGlobal[ICFPRINTERFRIENDLYNAME]
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#define g_cfFileName CIDLData::m_rgcfGlobal[ICFFILENAME]
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#define g_cfFileContents CIDLData::m_rgcfGlobal[ICFFILECONTENTS]
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#define g_cfFileGroupDescriptorA CIDLData::m_rgcfGlobal[ICFFILEGROUPDESCRIPTORA]
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#define g_cfFileGroupDescriptorW CIDLData::m_rgcfGlobal[ICFFILEGROUPDESCRIPTORW]
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#define g_cfFileNameMapW CIDLData::m_rgcfGlobal[ICFFILENAMEMAPW]
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#define g_cfFileNameMapA CIDLData::m_rgcfGlobal[ICFFILENAMEMAP]
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#define g_cfPrivateShellData CIDLData::m_rgcfGlobal[ICFPRIVATESHELLDATA]
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#define g_cfHTML CIDLData::m_rgcfGlobal[ICFHTML]
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#define g_cfFileNameW CIDLData::m_rgcfGlobal[ICFFILENAMEW]
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#define g_cfPreferredDropEffect CIDLData::m_rgcfGlobal[ICFPREFERREDDROPEFFECT]
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#define g_cfPerformedDropEffect CIDLData::m_rgcfGlobal[ICFPERFORMEDDROPEFFECT]
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#define g_cfLogicalPerformedDropEffect CIDLData::m_rgcfGlobal[ICFLOGICALPERFORMEDDROPEFFECT]
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#define g_cfShellURL CIDLData::m_rgcfGlobal[ICFSHELLURL]
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#define g_cfInDragLoop CIDLData::m_rgcfGlobal[ICFINDRAGLOOP]
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#define g_cfDragContext CIDLData::m_rgcfGlobal[ICF_DRAGCONTEXT]
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#define g_cfTargetCLSID CIDLData::m_rgcfGlobal[ICF_TARGETCLSID]
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// Most places will only generate one so minimize the number of changes in the code (bad idea!)
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#ifdef UNICODE
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#define g_cfFileNameMap g_cfFileNameMapW
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#else
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#define g_cfFileNameMap g_cfFileNameMapA
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#endif
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class CIDLData : public IDataObject
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{
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public:
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CIDLData(LPCITEMIDLIST pidlFolder,
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UINT cidl,
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LPCITEMIDLIST *apidl,
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IShellFolder *psfOwner = NULL,
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IDataObject *pdtInner = NULL);
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virtual ~CIDLData(void);
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//
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// IUnknown methods.
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//
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STDMETHODIMP QueryInterface(REFIID riid, void **ppvObj);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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//
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// IDataObject methods.
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//
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STDMETHODIMP GetData(FORMATETC *pFmtEtc, STGMEDIUM *pstm);
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STDMETHODIMP GetDataHere(FORMATETC *pFmtEtc, STGMEDIUM *pstm);
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STDMETHODIMP QueryGetData(FORMATETC *pFmtEtc);
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STDMETHODIMP GetCanonicalFormatEtc(FORMATETC *pFmtEtcIn, FORMATETC *pFmtEtcOut);
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STDMETHODIMP SetData(FORMATETC *pFmtEtc, STGMEDIUM *pstm, BOOL fRelease);
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STDMETHODIMP EnumFormatEtc(DWORD dwDirection, LPENUMFORMATETC *ppEnum);
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STDMETHODIMP DAdvise(FORMATETC *pFmtEtc, DWORD grfAdv, LPADVISESINK pAdvSink, DWORD *pdwConnection);
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STDMETHODIMP DUnadvise(DWORD dwConnection);
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STDMETHODIMP EnumDAdvise(LPENUMSTATDATA *ppEnum);
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static HRESULT CreateInstance(IDataObject **ppOut,
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LPCITEMIDLIST pidlFolder,
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UINT cidl,
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LPCITEMIDLIST *apidl,
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IShellFolder *psfOwner = NULL,
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IDataObject *pdtInner = NULL);
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static HRESULT CreateInstance(CIDLData **ppOut,
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LPCITEMIDLIST pidlFolder,
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UINT cidl,
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LPCITEMIDLIST *apidl,
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IShellFolder *psfOwner = NULL,
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IDataObject *pdtInner = NULL);
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void InitializeClipboardFormats(void);
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HRESULT Clone(UINT *acf, UINT ccf, IDataObject **ppdtobjOut);
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HRESULT CloneForMoveCopy(IDataObject **ppdtobjOut);
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HRESULT CtorResult(void) const
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{ return m_hrCtor; }
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virtual IShellFolder *GetFolder(void) const;
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protected:
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//
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// These are defined for compatibility with the original shell code.
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//
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enum { MAX_FORMATS = ICF_MAX };
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LONG m_cRef;
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IShellFolder *m_psfOwner;
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DWORD m_dwOwnerData;
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HRESULT m_hrCtor;
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IDataObject *m_pdtobjInner;
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FORMATETC m_rgFmtEtc[MAX_FORMATS];
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STGMEDIUM m_rgMedium[MAX_FORMATS];
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bool m_bEnumFormatCalled;
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static CLIPFORMAT m_rgcfGlobal[ICF_MAX];
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static const LARGE_INTEGER m_LargeIntZero;
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virtual HRESULT ProvideFormats(CEnumFormatEtc *pEnumFormatEtc);
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private:
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typedef HGLOBAL HIDA;
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HIDA HIDA_Create(LPCITEMIDLIST pidlFolder, UINT cidl, LPCITEMIDLIST *apidl);
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//
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// Prevent copy.
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//
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CIDLData(const CIDLData& rhs);
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CIDLData& operator = (const CIDLData& rhs);
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};
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#endif _INC_SHELL_IDLDATA_H
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