1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 25 #ifndef _XNOTIFYINGDATAOBJECT_HXX_ 26 #define _XNOTIFYINGDATAOBJECT_HXX_ 27 28 29 //------------------------------------------------------------------------ 30 // includes 31 //------------------------------------------------------------------------ 32 33 #include <com/sun/star/datatransfer/XTransferable.hpp> 34 #include <com/sun/star/datatransfer/clipboard/XClipboardOwner.hpp> 35 36 #if defined _MSC_VER 37 #pragma warning(push,1) 38 #endif 39 #include <objidl.h> 40 #include <windows.h> 41 #if defined _MSC_VER 42 #pragma warning(pop) 43 #endif 44 45 #include <systools/win32/comtools.hxx> 46 47 /*-------------------------------------------------------------------------- 48 To implement the lostOwnership mechanism cleanly we need this wrapper 49 object 50 ----------------------------------------------------------------------------*/ 51 52 // forward 53 class CWinClipbImpl; 54 55 class CXNotifyingDataObject : public IDataObject 56 { 57 public: 58 CXNotifyingDataObject( 59 const IDataObjectPtr& aIDataObject, 60 const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >& aXTransferable, 61 const com::sun::star::uno::Reference< com::sun::star::datatransfer::clipboard::XClipboardOwner >& aXClipOwner, 62 CWinClipbImpl* theWinClipImpl ); 63 ~CXNotifyingDataObject()64 virtual ~CXNotifyingDataObject() {} 65 66 //----------------------------------------------------------------- 67 // ole interface implementation 68 //----------------------------------------------------------------- 69 70 //IUnknown interface methods 71 STDMETHODIMP QueryInterface(REFIID iid, LPVOID* ppvObject); 72 STDMETHODIMP_( ULONG ) AddRef( ); 73 STDMETHODIMP_( ULONG ) Release( ); 74 75 // IDataObject interface methods 76 STDMETHODIMP GetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ); 77 STDMETHODIMP GetDataHere( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ); 78 STDMETHODIMP QueryGetData( LPFORMATETC pFormatetc ); 79 STDMETHODIMP GetCanonicalFormatEtc( LPFORMATETC pFormatectIn, LPFORMATETC pFormatetcOut ); 80 STDMETHODIMP SetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium, BOOL fRelease ); 81 STDMETHODIMP EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc ); 82 STDMETHODIMP DAdvise( LPFORMATETC pFormatetc, DWORD advf, LPADVISESINK pAdvSink, DWORD* pdwConnection ); 83 STDMETHODIMP DUnadvise( DWORD dwConnection ); 84 STDMETHODIMP EnumDAdvise( LPENUMSTATDATA* ppenumAdvise ); 85 86 operator IDataObject*( ); 87 88 private: 89 void SAL_CALL lostOwnership( ); 90 91 private: 92 sal_Int32 m_nRefCnt; 93 IDataObjectPtr m_aIDataObject; 94 const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable > m_XTransferable; 95 const com::sun::star::uno::Reference< com::sun::star::datatransfer::clipboard::XClipboardOwner > m_XClipboardOwner; 96 CWinClipbImpl* m_pWinClipImpl; 97 98 friend class CWinClipbImpl; 99 }; 100 101 #endif 102