/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * 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 . */ #ifndef INCLUDED_SHELL_SOURCE_WIN32_SHLXTHANDLER_OOOFILT_OOOFILT_HXX #define INCLUDED_SHELL_SOURCE_WIN32_SHLXTHANDLER_OOOFILT_OOOFILT_HXX #include //+------------------------------------------------------------------------- // Contents: LibreOffice filter declarations // Platform: Windows 2000, Windows XP //+------------------------------------------------------------------------- class CContentReader; class CMetaInfoReader; class CFullPropSpec; LONG g_lInstances = 0; // Global count of COooFilter and COooFilterCF instances GUID const guidStorage = PSGUID_STORAGE; // GUID for storage property set //C------------------------------------------------------------------------- // Class: COooFilter // Purpose: Implements interfaces of LibreOffice filter // OooFilter Class ID // {7BC0E710-5703-45be-A29D-5D46D8B39262} GUID const CLSID_COooFilter = { 0x7bc0e710, 0x5703, 0x45be, { 0xa2, 0x9d, 0x5d, 0x46, 0xd8, 0xb3, 0x92, 0x62 } }; // LibreOffice Persistent Handler Class ID // {7BC0E713-5703-45be-A29D-5D46D8B39262} const CLSID CLSID_PERSISTENT_HANDLER = {0x7bc0e713, 0x5703, 0x45be, {0xa2, 0x9d, 0x5d, 0x46, 0xd8, 0xb3, 0x92, 0x62}}; // LibreOffice Persistent Handler Addin Registered Class ID // {89BCB740-6119-101A-BCB7-00DD010655AF} const CLSID CLSID_PERSISTENT_HANDLER_ADDIN = {0x89bcb740, 0x6119, 0x101a, {0xbc, 0xb7, 0x00, 0xdd, 0x01, 0x06, 0x55, 0xaf}}; // LibreOffice Filter Handler Class ID // {7BC0E710-5703-45be-A29D-5D46D8B39262} const CLSID CLSID_FILTER_HANDLER = {0x7bc0e710, 0x5703, 0x45be, {0xa2, 0x9d, 0x5d, 0x46, 0xd8, 0xb3, 0x92, 0x62}}; enum class FilterState { FilteringContent, // Filtering the content property FilteringProperty // Filtering the pseudo property }; class COooFilter : public IFilter, public IPersistFile, public IPersistStream { public: // From IUnknown virtual HRESULT STDMETHODCALLTYPE QueryInterface( REFIID riid, void ** ppvObject) override; virtual ULONG STDMETHODCALLTYPE AddRef() override; virtual ULONG STDMETHODCALLTYPE Release() override; // From IFilter virtual SCODE STDMETHODCALLTYPE Init( ULONG grfFlags, ULONG cAttributes, FULLPROPSPEC const * aAttributes, ULONG * pFlags) override; virtual SCODE STDMETHODCALLTYPE GetChunk( STAT_CHUNK * pStat) override; virtual SCODE STDMETHODCALLTYPE GetText( ULONG * pcwcBuffer, WCHAR * awcBuffer) override; virtual SCODE STDMETHODCALLTYPE GetValue( PROPVARIANT ** ppPropValue) override; virtual SCODE STDMETHODCALLTYPE BindRegion( FILTERREGION origPos, REFIID riid, void ** ppunk) override; // From IPersistFile virtual HRESULT STDMETHODCALLTYPE GetClassID( CLSID * pClassID) override; virtual HRESULT STDMETHODCALLTYPE IsDirty() override; virtual HRESULT STDMETHODCALLTYPE Load( LPCOLESTR pszFileName, DWORD dwMode) override; virtual HRESULT STDMETHODCALLTYPE Save( LPCOLESTR pszFileName, BOOL fRemember) override; virtual HRESULT STDMETHODCALLTYPE SaveCompleted( LPCOLESTR pszFileName) override; virtual HRESULT STDMETHODCALLTYPE GetCurFile( LPOLESTR * ppszFileName) override; // From IPersistStream virtual HRESULT STDMETHODCALLTYPE Load( IStream *pStm) override; virtual HRESULT STDMETHODCALLTYPE Save( IStream *pStm, BOOL fClearDirty) override; virtual HRESULT STDMETHODCALLTYPE GetSizeMax( ULARGE_INTEGER *pcbSize) override; private: friend class COooFilterCF; COooFilter(); virtual ~COooFilter(); LONG m_lRefs; // Reference count CContentReader * m_pContentReader; // A content reader that retrieves document content. CMetaInfoReader * m_pMetaInfoReader; // A metainfo reader that retrieves document metainfo. FilterState m_eState; // State of filtering ::std::wstring m_pwszFileName; // Name of input file to filter ULONG m_ulUnicodeBufferLen; // UNICODE Characters read from file to chunk buffer ULONG m_ulUnicodeCharsRead; // UNICODE Characters read from chunk buffer ULONG m_ulPropertyNum; // Number of properties that has been processed ULONG m_ulCurrentPropertyNum; // Current Property that is processing; ULONG m_ulChunkID; // Current chunk id bool m_fContents; // TRUE if contents requested bool m_fEof; // TRUE if end of file reached ::std::wstring m_pwsBuffer; // Buffer to save UNICODE content from ChunkBuffer. ULONG m_ChunkPosition; // Chunk pointer to specify the current Chunk; ULONG m_cAttributes; // Count of attributes CFullPropSpec * m_pAttributes; // Attributes to filter StreamInterface * m_pStream; }; //C------------------------------------------------------------------------- // Class: COooFilterCF // Purpose: Implements class factory for LibreOffice filter class COooFilterCF : public IClassFactory { public: // From IUnknown virtual HRESULT STDMETHODCALLTYPE QueryInterface( REFIID riid, void ** ppvObject) override; virtual ULONG STDMETHODCALLTYPE AddRef() override; virtual ULONG STDMETHODCALLTYPE Release() override; // From IClassFactory virtual HRESULT STDMETHODCALLTYPE CreateInstance( IUnknown * pUnkOuter, REFIID riid, void ** ppvObject) override; virtual HRESULT STDMETHODCALLTYPE LockServer( BOOL fLock) override; private: friend HRESULT STDMETHODCALLTYPE DllGetClassObject( REFCLSID cid, REFIID iid, LPVOID * ppvObj); COooFilterCF(); virtual ~COooFilterCF(); LONG m_lRefs; // Reference count }; #endif // INCLUDED_SHELL_SOURCE_WIN32_SHLXTHANDLER_OOOFILT_OOOFILT_HXX /* vim:set shiftwidth=4 softtabstop=4 expandtab: */