1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 29 #ifndef _APNDATAOBJECT_HXX_ 30 #define _APNDATAOBJECT_HXX_ 31 32 #include <systools/win32/comtools.hxx> 33 34 //------------------------------------------------------------------------ 35 // deklarations 36 //------------------------------------------------------------------------ 37 38 /* 39 an APartment Neutral dataobject wrapper; this wrapper of a IDataObject 40 pointer can be used from any apartment without RPC_E_WRONG_THREAD 41 which normally occurs if an apartment tries to use an interface 42 pointer of another apartment; we use containment to hold the original 43 DataObject 44 */ 45 class CAPNDataObject : public IDataObject 46 { 47 public: 48 CAPNDataObject( IDataObjectPtr rIDataObject ); 49 virtual ~CAPNDataObject( ); 50 51 //----------------------------------------------------------------- 52 //IUnknown interface methods 53 //----------------------------------------------------------------- 54 55 STDMETHODIMP QueryInterface(REFIID iid, LPVOID* ppvObject); 56 STDMETHODIMP_( ULONG ) AddRef( ); 57 STDMETHODIMP_( ULONG ) Release( ); 58 59 //----------------------------------------------------------------- 60 // IDataObject interface methods 61 //----------------------------------------------------------------- 62 63 STDMETHODIMP GetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ); 64 STDMETHODIMP GetDataHere( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ); 65 STDMETHODIMP QueryGetData( LPFORMATETC pFormatetc ); 66 STDMETHODIMP GetCanonicalFormatEtc( LPFORMATETC pFormatectIn, LPFORMATETC pFormatetcOut ); 67 STDMETHODIMP SetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium, BOOL fRelease ); 68 STDMETHODIMP EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc ); 69 STDMETHODIMP DAdvise( LPFORMATETC pFormatetc, DWORD advf, LPADVISESINK pAdvSink, DWORD* pdwConnection ); 70 STDMETHODIMP DUnadvise( DWORD dwConnection ); 71 STDMETHODIMP EnumDAdvise( LPENUMSTATDATA* ppenumAdvise ); 72 73 operator IDataObject*( ); 74 75 private: 76 HRESULT MarshalIDataObjectIntoCurrentApartment( IDataObject** ppIDataObj ); 77 78 private: 79 IDataObjectPtr m_rIDataObjectOrg; 80 HGLOBAL m_hGlobal; 81 LONG m_nRefCnt; 82 83 // prevent copy and assignment 84 private: 85 CAPNDataObject( const CAPNDataObject& theOther ); 86 CAPNDataObject& operator=( const CAPNDataObject& theOther ); 87 }; 88 89 #endif 90