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Diffstat (limited to 'xmloff/source/forms/propertyimport.hxx')
| -rw-r--r-- | xmloff/source/forms/propertyimport.hxx | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/xmloff/source/forms/propertyimport.hxx b/xmloff/source/forms/propertyimport.hxx new file mode 100644 index 000000000..b4b660d5b --- /dev/null +++ b/xmloff/source/forms/propertyimport.hxx @@ -0,0 +1,226 @@ +/* -*- 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 <sal/config.h> + +#include <o3tl/sorted_vector.hxx> + +#include <xmloff/xmlictxt.hxx> +#include "formattributes.hxx" +#include <rtl/ref.hxx> +#include <com/sun/star/beans/PropertyValue.hpp> +#include "layerimport.hxx" + +namespace com::sun::star::util { + struct Time; + struct Date; +} + +namespace xmloff +{ + + //= PropertyConversion + class PropertyConversion + { + public: + template<typename EnumT> + static css::uno::Any convertString( + const css::uno::Type& _rExpectedType, + const OUString& _rReadCharacters, + const SvXMLEnumMapEntry<EnumT>* _pEnumMap = nullptr + ) + { + return convertString(_rExpectedType, _rReadCharacters, + reinterpret_cast<const SvXMLEnumMapEntry<sal_uInt16>*>(_pEnumMap), /*_bInvertBoolean*/false); + } + static css::uno::Any convertString( + const css::uno::Type& _rExpectedType, + const OUString& _rReadCharacters, + const SvXMLEnumMapEntry<sal_uInt16>* _pEnumMap = nullptr, + const bool _bInvertBoolean = false + ); + + static css::uno::Type xmlTypeToUnoType( const OUString& _rType ); + }; + + class OFormLayerXMLImport_Impl; + //= OPropertyImport + /** Helper class for importing property values + + <p>This class imports properties which are stored as attributes as well as properties which + are stored in </em><form:properties></em> elements.</p> + */ + class OPropertyImport : public SvXMLImportContext + { + friend class OSinglePropertyContext; + friend class OListPropertyContext; + + protected: + typedef ::std::vector< css::beans::PropertyValue > PropertyValueArray; + PropertyValueArray m_aValues; + PropertyValueArray m_aGenericValues; + // the values which the instance collects between StartElement and EndElement + + o3tl::sorted_vector<sal_Int32> m_aEncounteredAttributes; + + OFormLayerXMLImport_Impl& m_rContext; + + bool m_bTrackAttributes; + + // TODO: think about the restriction that the class does not know anything about the object it is importing. + // Perhaps this object should be known to the class, so setting the properties ('normal' ones as well as + // style properties) can be done in our own EndElement instead of letting derived classes do this. + + public: + OPropertyImport(OFormLayerXMLImport_Impl& _rImport); + + virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createFastChildContext( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList >& AttrList ) override; + + virtual void SAL_CALL startFastElement( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList >& _rxAttrList) override; + virtual void SAL_CALL characters(const OUString& _rChars) override; + + protected: + /** handle one single attribute. + + <p>This is called for every attribute of the element. This class' implementation checks if the attribute + describes a property, if so, it is added to <member>m_aValues</member>.</p> + + <p>All non-property attributes should be handled in derived classes.</p> + + @param _nNamespaceKey + key of the namespace used in the attribute + @param _rLocalName + local (relative to the namespace) attribute name + @param _rValue + attribute value + */ + virtual bool handleAttribute(sal_Int32 nElement, const OUString& _rValue); + + /** determine if the element imported by the object had a given attribute. + <p>Please be aware of the fact that the name given must be a local name, i.e. not contain a namespace. + All form relevant attributes are in the same namespace, so this would be a redundant information.</p> + */ + bool encounteredAttribute(sal_Int32 nElement) const; + + /** enables the tracking of the encountered attributes + <p>The tracking will raise the import costs a little bit, but it's cheaper than + derived classes tracking this themself.</p> + */ + void enableTrackAttributes() { m_bTrackAttributes = true; } + + void implPushBackPropertyValue(const css::beans::PropertyValue& _rProp) + { + m_aValues.push_back(_rProp); + } + + void implPushBackPropertyValue( const OUString& _rName, const css::uno::Any& _rValue ) + { + m_aValues.push_back( css::beans::PropertyValue( + _rName, -1, _rValue, css::beans::PropertyState_DIRECT_VALUE ) ); + } + + void implPushBackGenericPropertyValue(const css::beans::PropertyValue& _rProp) + { + m_aGenericValues.push_back(_rProp); + } + }; + typedef rtl::Reference<OPropertyImport> OPropertyImportRef; + + //= OPropertyElementsContext + /** helper class for importing the <form:properties> element + */ + class OPropertyElementsContext : public SvXMLImportContext + { + OPropertyImportRef m_xPropertyImporter; // to add the properties + + public: + OPropertyElementsContext(SvXMLImport& _rImport, + const OPropertyImportRef& _rPropertyImporter); + + virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createFastChildContext( + sal_Int32 nElement, const css::uno::Reference< css::xml::sax::XFastAttributeList >& AttrList ) override; + +#if OSL_DEBUG_LEVEL > 0 + virtual void SAL_CALL startFastElement( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList ) override; + virtual void SAL_CALL characters(const OUString& _rChars) override; +#endif + }; + + //= OSinglePropertyContext + /** helper class for importing a single <form:property> element + */ + class OSinglePropertyContext : public SvXMLImportContext + { + OPropertyImportRef m_xPropertyImporter; // to add the properties + + public: + OSinglePropertyContext(SvXMLImport& _rImport, + const OPropertyImportRef& _rPropertyImporter); + + virtual void SAL_CALL startFastElement( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList ) override; + }; + + //= OListPropertyContext + class OListPropertyContext : public SvXMLImportContext + { + OPropertyImportRef m_xPropertyImporter; + OUString m_sPropertyName; + OUString m_sPropertyType; + ::std::vector< OUString > m_aListValues; + + public: + OListPropertyContext( SvXMLImport& _rImport, + const OPropertyImportRef& _rPropertyImporter ); + + virtual void SAL_CALL startFastElement( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList ) override; + + virtual void SAL_CALL endFastElement(sal_Int32 nElement) override; + + virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createFastChildContext( + sal_Int32 nElement, const css::uno::Reference< css::xml::sax::XFastAttributeList >& AttrList ) override; + }; + + //= OListValueContext + class OListValueContext : public SvXMLImportContext + { + OUString& m_rListValueHolder; + + public: + OListValueContext( SvXMLImport& _rImport, OUString& _rListValueHolder ); + + virtual void SAL_CALL startFastElement( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList ) override; + }; + +} // namespace xmloff + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |