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 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_dtrans.hxx" 26 #include <osl/diagnose.h> 27 #include "XNotifyingDataObject.hxx" 28 #include "..\clipb\WinClipbImpl.hxx" 29 #include "..\clipb\WinClipboard.hxx" 30 #include "..\..\inc\DtObjFactory.hxx" 31 32 #ifdef __MINGW32__ 33 #define __uuidof(I) IID_##I 34 #endif 35 36 using namespace com::sun::star::datatransfer; 37 using namespace com::sun::star::datatransfer::clipboard; 38 using com::sun::star::uno::RuntimeException; 39 using com::sun::star::uno::Reference; 40 41 42 CXNotifyingDataObject::CXNotifyingDataObject( 43 const IDataObjectPtr& aIDataObject, 44 const Reference< XTransferable >& aXTransferable, 45 const Reference< XClipboardOwner >& aXClipOwner, 46 CWinClipbImpl* theWinClipImpl ) : 47 m_nRefCnt( 0 ), 48 m_aIDataObject( aIDataObject ), 49 m_XTransferable( aXTransferable ), 50 m_XClipboardOwner( aXClipOwner ), 51 m_pWinClipImpl( theWinClipImpl ) 52 { 53 } 54 55 STDMETHODIMP CXNotifyingDataObject::QueryInterface( REFIID iid, LPVOID* ppvObject ) 56 { 57 if ( NULL == ppvObject ) 58 return E_INVALIDARG; 59 60 HRESULT hr = E_NOINTERFACE; 61 62 *ppvObject = NULL; 63 if ( ( __uuidof( IUnknown ) == iid ) || 64 ( __uuidof( IDataObject ) == iid ) ) 65 { 66 *ppvObject = static_cast< IUnknown* >( this ); 67 ( (LPUNKNOWN)*ppvObject )->AddRef( ); 68 hr = S_OK; 69 } 70 71 return hr; 72 } 73 74 STDMETHODIMP_(ULONG) CXNotifyingDataObject::AddRef( ) 75 { 76 return static_cast< ULONG >( InterlockedIncrement( &m_nRefCnt ) ); 77 } 78 79 STDMETHODIMP_(ULONG) CXNotifyingDataObject::Release( ) 80 { 81 ULONG nRefCnt = 82 static_cast< ULONG >( InterlockedDecrement( &m_nRefCnt ) ); 83 84 if ( 0 == nRefCnt ) 85 { 86 if ( m_pWinClipImpl ) 87 m_pWinClipImpl->onReleaseDataObject( this ); 88 89 delete this; 90 } 91 92 return nRefCnt; 93 } 94 95 STDMETHODIMP CXNotifyingDataObject::GetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ) 96 { 97 return m_aIDataObject->GetData(pFormatetc, pmedium); 98 } 99 100 STDMETHODIMP CXNotifyingDataObject::EnumFormatEtc( 101 DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc ) 102 { 103 return m_aIDataObject->EnumFormatEtc(dwDirection, ppenumFormatetc); 104 } 105 106 STDMETHODIMP CXNotifyingDataObject::QueryGetData( LPFORMATETC pFormatetc ) 107 { 108 return m_aIDataObject->QueryGetData(pFormatetc); 109 } 110 111 STDMETHODIMP CXNotifyingDataObject::GetDataHere( LPFORMATETC lpFetc, LPSTGMEDIUM lpStgMedium ) 112 { 113 return m_aIDataObject->GetDataHere(lpFetc, lpStgMedium); 114 } 115 116 STDMETHODIMP CXNotifyingDataObject::GetCanonicalFormatEtc( LPFORMATETC lpFetc, LPFORMATETC lpCanonicalFetc ) 117 { 118 return m_aIDataObject->GetCanonicalFormatEtc(lpFetc, lpCanonicalFetc); 119 } 120 121 STDMETHODIMP CXNotifyingDataObject::SetData( LPFORMATETC lpFetc, LPSTGMEDIUM lpStgMedium, BOOL bRelease ) 122 { 123 return m_aIDataObject->SetData( lpFetc, lpStgMedium, bRelease ); 124 } 125 126 STDMETHODIMP CXNotifyingDataObject::DAdvise( 127 LPFORMATETC lpFetc, DWORD advf, LPADVISESINK lpAdvSink, DWORD* pdwConnection ) 128 { 129 return m_aIDataObject->DAdvise( lpFetc, advf, lpAdvSink, pdwConnection ); 130 } 131 132 STDMETHODIMP CXNotifyingDataObject::DUnadvise( DWORD dwConnection ) 133 { 134 return m_aIDataObject->DUnadvise( dwConnection ); 135 } 136 137 STDMETHODIMP CXNotifyingDataObject::EnumDAdvise( LPENUMSTATDATA * ppenumAdvise ) 138 { 139 return m_aIDataObject->EnumDAdvise( ppenumAdvise ); 140 } 141 142 CXNotifyingDataObject::operator IDataObject*( ) 143 { 144 return static_cast< IDataObject* >( this ); 145 } 146 147 void SAL_CALL CXNotifyingDataObject::lostOwnership( ) 148 { 149 try 150 { 151 if (m_XClipboardOwner.is()) 152 m_XClipboardOwner->lostOwnership( 153 static_cast<XClipboardEx*>(m_pWinClipImpl->m_pWinClipboard ), m_XTransferable); 154 } 155 catch(RuntimeException&) 156 { 157 OSL_ENSURE( sal_False, "RuntimeException caught" ); 158 } 159 } 160