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| -rw-r--r-- | xmloff/source/transform/TransformerContext.hxx | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/xmloff/source/transform/TransformerContext.hxx b/xmloff/source/transform/TransformerContext.hxx new file mode 100644 index 000000000..97df7498a --- /dev/null +++ b/xmloff/source/transform/TransformerContext.hxx @@ -0,0 +1,99 @@ +/* -*- 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 . + */ + +#pragma once + +#include <com/sun/star/xml/sax/XAttributeList.hpp> +#include <salhelper/simplereferenceobject.hxx> +#include <rtl/ref.hxx> +#include <rtl/ustring.hxx> +#include <xmloff/namespacemap.hxx> +#include <xmloff/xmltoken.hxx> +#include <memory> + +class SvXMLNamespaceMap; +class XMLTransformerBase; + +class XMLTransformerContext : public ::salhelper::SimpleReferenceObject +{ + friend class XMLTransformerBase; + + XMLTransformerBase& m_rTransformer; + + OUString m_aQName; + + std::unique_ptr<SvXMLNamespaceMap> m_xRewindMap; + + std::unique_ptr<SvXMLNamespaceMap> TakeRewindMap() { return std::move(m_xRewindMap); } + void PutRewindMap( std::unique_ptr<SvXMLNamespaceMap> p ) { m_xRewindMap = std::move(p); } + +protected: + + XMLTransformerBase& GetTransformer() { return m_rTransformer; } + const XMLTransformerBase& GetTransformer() const { return m_rTransformer; } + + void SetQName( const OUString& rQName ) { m_aQName = rQName; } + +public: + const OUString& GetQName() const { return m_aQName; } + bool HasQName( sal_uInt16 nPrefix, + ::xmloff::token::XMLTokenEnum eToken ) const; + bool HasNamespace( sal_uInt16 nPrefix ) const; + + // A contexts constructor does anything that is required if an element + // starts. Namespace processing has been done already. + // Note that virtual methods cannot be used inside constructors. Use + // StartElement instead if this is required. + XMLTransformerContext( XMLTransformerBase& rTransformer, + const OUString& rQName ); + + // Create a children element context. By default, the import's + // CreateContext method is called to create a new default context. + virtual rtl::Reference<XMLTransformerContext> CreateChildContext( sal_uInt16 nPrefix, + const OUString& rLocalName, + const OUString& rQName, + const css::uno::Reference< css::xml::sax::XAttributeList >& xAttrList ); + + // StartElement is called after a context has been constructed and + // before an elements context is parsed. It may be used for actions that + // require virtual methods. The default is to do nothing. + virtual void StartElement( const css::uno::Reference< css::xml::sax::XAttributeList >& xAttrList ); + + // EndElement is called before a context will be destructed, but + // after an elements context has been parsed. It may be used for actions + // that require virtual methods. The default is to do nothing. + virtual void EndElement(); + + // This method is called for all characters that are contained in the + // current element. The default is to ignore them. + virtual void Characters( const OUString& rChars ); + + // Is the current context a persistent one (i.e. one that saves is content + // rather than exporting it directly? + virtual bool IsPersistent() const; + + // Export the whole element. By default, nothing is done here + virtual void Export(); + + // Export the element content. By default, nothing is done here + virtual void ExportContent(); +}; + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |