/* -*- 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_SOT_STORAGE_HXX #define INCLUDED_SOT_STORAGE_HXX #include #include #include #include #include #include namespace com::sun::star::embed { class XStorage; } namespace com::sun::star::uno { class Any; } namespace com::sun::star::uno { template class Reference; } enum class SotClipboardFormatId : sal_uInt32; class BaseStorageStream; namespace SotTempStream { SOT_DLLPUBLIC std::unique_ptr Create(OUString const & rString, StreamMode = StreamMode::STD_READWRITE); }; class SOT_DLLPUBLIC SotStorageStream final : virtual public SotObject, public SvStream { friend class SotStorage; BaseStorageStream * pOwnStm; // pointer to the own stream virtual std::size_t GetData(void* pData, std::size_t nSize) override; virtual std::size_t PutData(const void* pData, std::size_t nSize) override; virtual sal_uInt64 SeekPos(sal_uInt64 nPos) override; virtual void FlushData() override; virtual ~SotStorageStream() override; public: SotStorageStream(BaseStorageStream *pBaseStream); virtual void ResetError() override; virtual void SetSize(sal_uInt64 nNewSize) override; sal_uInt32 GetSize() const; void Commit(); bool SetProperty(OUString const & rName, css::uno::Any const & rValue); virtual sal_uInt64 TellEnd() override; }; class BaseStorage; class SOT_DLLPUBLIC SotStorage final : virtual public SotObject { friend class SotStorageStream; BaseStorage* m_pOwnStg; // target storage SvStream* m_pStorStm; // only for SDSTORAGES ErrCode m_nError; OUString m_aName;// name of the storage bool m_bIsRoot; // e.g.: File Storage bool m_bDelStm; OString m_aKey; // aKey.Len != 0 -> encryption sal_Int32 m_nVersion; virtual ~SotStorage() override; void CreateStorage(bool bUCBStorage, StreamMode); public: SotStorage(OUString const & rString, StreamMode eMode = StreamMode::STD_READWRITE); SotStorage(bool bUCBStorage, const OUString & rString, StreamMode = StreamMode::STD_READWRITE); SotStorage(BaseStorage * pStorage); SotStorage(SvStream & rStream); SotStorage(bool bUCBStorage, SvStream & rStream); SotStorage(SvStream * rStream, bool bDelete); std::unique_ptr CreateMemoryStream(); static bool IsStorageFile(OUString const & rFileName); static bool IsStorageFile(SvStream* pStream); const OUString& GetName() const; bool Validate(); const OString& GetKey() const { return m_aKey;} void SetVersion(sal_Int32 nVersion) { m_nVersion = nVersion; } sal_Int32 GetVersion() const { return m_nVersion; } ErrCode GetError() const { return m_nError.IgnoreWarning(); } void SetError(ErrCode nErrorCode) { if (m_nError == ERRCODE_NONE) m_nError = nErrorCode; } void SignAsRoot(bool bRoot) { m_bIsRoot = bRoot; } // own data sector void SetClass(const SvGlobalName & rClass, SotClipboardFormatId bOriginalClipFormat, const OUString & rUserTypeName); SvGlobalName GetClassName(); // type of data in the storage SotClipboardFormatId GetFormat(); OUString GetUserName(); // list of all elements void FillInfoList(SvStorageInfoList *) const; bool CopyTo(SotStorage * pDestStg); bool Commit(); // create stream with connection to Storage, // more or less a Parent-Child relationship rtl::Reference OpenSotStream(const OUString & rEleName, StreamMode = StreamMode::STD_READWRITE); rtl::Reference OpenSotStorage(const OUString & rEleName, StreamMode = StreamMode::STD_READWRITE, bool transacted = true); // query whether Storage or Stream bool IsStream( const OUString & rEleName ) const; bool IsStorage( const OUString & rEleName ) const; bool IsContained( const OUString & rEleName ) const; // remove element bool Remove(const OUString & rEleName); bool CopyTo(const OUString & rEleName, SotStorage* pDest, const OUString & rNewName); bool IsOLEStorage() const; static bool IsOLEStorage(const OUString & rFileName); static bool IsOLEStorage(SvStream* pStream); static rtl::Reference OpenOLEStorage(css::uno::Reference const & xStorage, OUString const & rEleName, StreamMode = StreamMode::STD_READWRITE); static SotClipboardFormatId GetFormatID(css::uno::Reference const & xStorage); static sal_Int32 GetVersion(css::uno::Reference const & xStorage); }; #endif // INCLUDED_SOT_STORAGE_HXX /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ scriba-5.2.1'>distro/escriba/escriba-5.2.1 LibreOffice 核心代码仓库文档基金会

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