/************************************************************************* * * $RCSfile: XTDataObject.hxx,v $ * * $Revision: 1.4 $ * * last change: $Author: tra $ $Date: 2001-03-05 12:26:17 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses * * - GNU Lesser General Public License Version 2.1 * - Sun Industry Standards Source License Version 1.1 * * Sun Microsystems Inc., October, 2000 * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2000 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * * Sun Industry Standards Source License Version 1.1 * ================================================= * The contents of this file are subject to the Sun Industry Standards * Source License Version 1.1 (the "License"); You may not use this file * except in compliance with the License. You may obtain a copy of the * License at http://www.openoffice.org/license.html. * * Software provided under this License is provided on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. * See the License for the specific provisions governing your rights and * obligations concerning the Software. * * The Initial Developer of the Original Code is: Sun Microsystems, Inc. * * Copyright: 2000 by Sun Microsystems, Inc. * * All Rights Reserved. * * Contributor(s): _______________________________________ * * ************************************************************************/ #ifndef _XTDATAOBJECT_HXX_ #define _XTDATAOBJECT_HXX_ //------------------------------------------------------------------------ // includes //------------------------------------------------------------------------ #ifndef _COM_SUN_STAR_DATATRANSFER_XTRANSFERABLE_HPP_ #include #endif #ifndef _COM_SUN_STAR_DATATRANSFER_CLIPBOARD_XCLIPBOARDOWNER_HPP_ #include #endif #ifndef _DATAFORMATTRANSLATOR_HXX_ #include "DataFmtTransl.hxx" #endif #ifndef _FETCLIST_HXX_ #include "FEtcList.hxx" #endif #include #include #include /*-------------------------------------------------------------------------- - the function principle of the windows clipboard: a data provider offers all formats he can deliver on the clipboard a clipboard client ask for the available formats on the clipboard and decides if there is a format he can use if there is one, he requests the data in this format - This class inherits from IDataObject an so can be placed on the OleClipboard. The class wrapps a transferable object which is the original DataSource - DataFlavors offerd by this transferable will be translated into appropriate clipboard formats - if the transferable contains text data always text and unicodetext will be offered or vice versa - text data will be automaticaly converted between text und unicode text - although the transferable may support text in different charsets (codepages) only text in one codepage can be offered by the clipboard ----------------------------------------------------------------------------*/ class CStgTransferHelper; class CXTDataObject : public IDataObject { public: CXTDataObject( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& aServiceManager, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& aXTransferable ); //----------------------------------------------------------------- // ole interface implementation //----------------------------------------------------------------- //IUnknown interface methods STDMETHODIMP QueryInterface(REFIID iid, LPVOID* ppvObject); STDMETHODIMP_( ULONG ) AddRef( ); STDMETHODIMP_( ULONG ) Release( ); // IDataObject interface methods STDMETHODIMP GetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ); STDMETHODIMP GetDataHere( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ); STDMETHODIMP QueryGetData( LPFORMATETC pFormatetc ); STDMETHODIMP GetCanonicalFormatEtc( LPFORMATETC pFormatectIn, LPFORMATETC pFormatetcOut ); STDMETHODIMP SetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium, BOOL fRelease ); STDMETHODIMP EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc ); STDMETHODIMP DAdvise( LPFORMATETC pFormatetc, DWORD advf, LPADVISESINK pAdvSink, DWORD* pdwConnection ); STDMETHODIMP DUnadvise( DWORD dwConnection ); STDMETHODIMP EnumDAdvise( LPENUMSTATDATA* ppenumAdvise ); operator IDataObject*( ); sal_Int64 SAL_CALL QueryDataSize( ); // retrieve the data from the source // necessary so that we have all data // when we flush the clipboard void SAL_CALL GetAllDataFromSource( ); private: void validateFormatEtc( LPFORMATETC lpFormatEtc ) const; com::sun::star::datatransfer::DataFlavor SAL_CALL formatEtcToDataFlavor( const FORMATETC& aFormatEtc ) const; sal_Bool SAL_CALL isSynthesizeableFormat( LPFORMATETC lpFormatEtc ) const; void SAL_CALL renderDataAndSetupStgMedium( const sal_Int8* lpStorage, const FORMATETC& fetc, sal_uInt32 nInitStgSize, sal_uInt32 nBytesToTransfer, STGMEDIUM& stgmedium ); void SAL_CALL renderLocaleAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL renderUnicodeAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL renderAnyDataAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL setupStgMedium( const FORMATETC& fetc, CStgTransferHelper& stgTransHlp, STGMEDIUM& stgmedium ); void SAL_CALL invalidateStgMedium( STGMEDIUM& stgmedium ) const; sal_Bool SAL_CALL isOemOrAnsiTextFormat( const CLIPFORMAT& aClipformat ) const; HRESULT SAL_CALL translateStgExceptionCode( HRESULT hr ) const; private: LONG m_nRefCnt; const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_SrvMgr; ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable > m_XTransferable; CFormatEtcContainer m_FormatEtcContainer; CDataFormatTranslator m_DataFormatTranslator; CFormatRegistrar m_FormatRegistrar; }; //------------------------------------------------------------------------ // //------------------------------------------------------------------------ class CEnumFormatEtc : public IEnumFORMATETC { public: CEnumFormatEtc( LPUNKNOWN lpUnkOuter, const CFormatEtcContainer& aFormatEtcContainer ); // IUnknown STDMETHODIMP QueryInterface( REFIID iid, LPVOID* ppvObject ); STDMETHODIMP_( ULONG ) AddRef( ); STDMETHODIMP_( ULONG ) Release( ); //IEnumFORMATETC STDMETHODIMP Next( ULONG nRequested, LPFORMATETC lpDest, ULONG* lpFetched ); STDMETHODIMP Skip( ULONG celt ); STDMETHODIMP Reset( ); STDMETHODIMP Clone( IEnumFORMATETC** ppenum ); private: LONG m_nRefCnt; LPUNKNOWN m_lpUnkOuter; CFormatEtcContainer m_FormatEtcContainer; }; typedef CEnumFormatEtc *PCEnumFormatEtc; #endif