xmloff/inc/DomBuilderContext.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <xmloff/xmlictxt.hxx>
  23
  24
  25 // forward declarations
  26
  27
  28 namespace com::sun::star {
  29     namespace xml::dom {
  30         class XNode;
  31         class XDocument;
  32     }
  33     namespace xml::sax {
  34         class XAttributeList;
  35     }
  36 }
  37 class SvXMLImport;
  38 class SvXMLImportContext;
  39
  40 /**
  41  * DomBuilderContext creates a DOM tree suitable for in-memory processing of
  42  * XML data from a sequence of SAX events */
  43 class DomBuilderContext final : public SvXMLImportContext
  44 {
  45     css::uno::Reference<css::xml::dom::XNode> mxNode;
  46
  47     void HandleAttributes(const css::uno::Reference< css::xml::sax::XFastAttributeList >& Attribs);
  48
  49 public:
  50
  51     /** default constructor: create new DOM tree */
  52     DomBuilderContext( SvXMLImport& rImport,
  53                        sal_Int32 nElement );
  54     DomBuilderContext( SvXMLImport& rImport,
  55                        const OUString & Namespace, const OUString & Name );
  56
  57     /** constructor: create DOM subtree under the given node */
  58     DomBuilderContext( SvXMLImport& rImport,
  59                        sal_Int32 nElement,
  60                        css::uno::Reference<css::xml::dom::XNode> const & );
  61     /** constructor: create DOM subtree under the given node */
  62     DomBuilderContext( SvXMLImport& rImport,
  63                        const OUString & Namespace, const OUString & Name,
  64                        css::uno::Reference<css::xml::dom::XNode> const & );
  65
  66     virtual ~DomBuilderContext() override;
  67
  68
  69     // access to the DOM tree
  70
  71
  72     /** access the DOM tree */
  73     css::uno::Reference<css::xml::dom::XDocument> getTree();
  74
  75
  76     // implement SvXMLImportContext methods:
  77
  78     virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createFastChildContext(
  79         sal_Int32 nElement, const css::uno::Reference< css::xml::sax::XFastAttributeList >& AttrList ) override;
  80     virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createUnknownChildContext(
  81         const OUString& Namespace, const OUString& Name,
  82         const css::uno::Reference< css::xml::sax::XFastAttributeList >& Attribs ) override;
  83
  84     virtual void SAL_CALL startFastElement(
  85         sal_Int32 nElement,
  86         const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList ) override;
  87     virtual void SAL_CALL startUnknownElement(const OUString & Namespace, const OUString & Name,
  88         const css::uno::Reference< css::xml::sax::XFastAttributeList > & Attribs) override;
  89
  90     virtual void SAL_CALL characters( const OUString& rChars ) override;
  91 };
  92
  93 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */