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Diffstat (limited to 'shell/source/win32/shlxthandler/ooofilt/ooofilt.hxx')
| -rw-r--r-- | shell/source/win32/shlxthandler/ooofilt/ooofilt.hxx | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/shell/source/win32/shlxthandler/ooofilt/ooofilt.hxx b/shell/source/win32/shlxthandler/ooofilt/ooofilt.hxx new file mode 100644 index 000000000..c178452ff --- /dev/null +++ b/shell/source/win32/shlxthandler/ooofilt/ooofilt.hxx @@ -0,0 +1,195 @@ +/* -*- 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 <types.hxx> + +//+------------------------------------------------------------------------- +// 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: */ |