| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| |
| #ifndef _APNDATAOBJECT_HXX_ |
| #define _APNDATAOBJECT_HXX_ |
| |
| #include <systools/win32/comtools.hxx> |
| |
| //------------------------------------------------------------------------ |
| // deklarations |
| //------------------------------------------------------------------------ |
| |
| /* |
| an APartment Neutral dataobject wrapper; this wrapper of a IDataObject |
| pointer can be used from any apartment without RPC_E_WRONG_THREAD |
| which normally occurs if an apartment tries to use an interface |
| pointer of another apartment; we use containment to hold the original |
| DataObject |
| */ |
| class CAPNDataObject : public IDataObject |
| { |
| public: |
| CAPNDataObject( IDataObjectPtr rIDataObject ); |
| virtual ~CAPNDataObject( ); |
| |
| //----------------------------------------------------------------- |
| //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*( ); |
| |
| private: |
| HRESULT MarshalIDataObjectIntoCurrentApartment( IDataObject** ppIDataObj ); |
| |
| private: |
| IDataObjectPtr m_rIDataObjectOrg; |
| HGLOBAL m_hGlobal; |
| LONG m_nRefCnt; |
| |
| // prevent copy and assignment |
| private: |
| CAPNDataObject( const CAPNDataObject& theOther ); |
| CAPNDataObject& operator=( const CAPNDataObject& theOther ); |
| }; |
| |
| #endif |