LibreOffice Module xmloff (master)  1
XFormsInstanceContext.cxx
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19 
20 
22 
23 #include <DomBuilderContext.hxx>
24 
25 #include <rtl/ustring.hxx>
26 #include <sal/log.hxx>
27 #include <com/sun/star/uno/Reference.hxx>
28 #include <com/sun/star/beans/PropertyValue.hpp>
29 #include <com/sun/star/xml/dom/XDocument.hpp>
30 #include <com/sun/star/xforms/XModel2.hpp>
31 #include <osl/diagnose.h>
32 
33 #include <xmloff/xmltoken.hxx>
34 #include <xmloff/xmlimp.hxx>
35 #include <xmloff/xmlerror.hxx>
36 #include <xmloff/namespacemap.hxx>
37 
38 
42 using com::sun::star::xforms::XModel2;
43 using com::sun::star::beans::PropertyValue;
44 using com::sun::star::xml::sax::XAttributeList;
45 
48 
50  SvXMLImport& rImport,
51  const Reference<XModel2> & xModel ) :
52  TokenContext( rImport ),
53  mxModel( xModel )
54 {
55  SAL_WARN_IF( !mxModel.is(), "xmloff", "need model" );
56 }
57 
58 css::uno::Reference< css::xml::sax::XFastContextHandler > XFormsInstanceContext::createFastChildContext(
59  sal_Int32 nElement, const css::uno::Reference< css::xml::sax::XFastAttributeList >& )
60 {
61  SvXMLImportContext* pContext = nullptr;
62 
63  // only the first element child of an xforms:instance element
64  // is used as an instance. The other children remainder must be
65  // ignored.
66  if( mxInstance.is() )
67  {
68  const OUString& rLocalName = SvXMLImport::getNameFromToken( nElement );
70  }
71  else
72  {
73  // create new DomBuilderContext. Save reference to tree in Model.
74  DomBuilderContext* pInstance = new DomBuilderContext( GetImport(), nElement );
75  mxInstance = pInstance->getTree();
76  pContext = pInstance;
77  }
78 
79  SAL_WARN_IF( pContext == nullptr, "xmloff", "no context!" );
80  return pContext;
81 
82 }
83 
84 css::uno::Reference< css::xml::sax::XFastContextHandler > XFormsInstanceContext::createUnknownChildContext(
85  const OUString & rNamespace, const OUString &rName, const css::uno::Reference< css::xml::sax::XFastAttributeList > & /*Attribs*/)
86 {
87  SvXMLImportContext* pContext = nullptr;
88 
89  // only the first element child of an xforms:instance element
90  // is used as an instance. The other children remainder must be
91  // ignored.
92  if( mxInstance.is() )
93  {
95  }
96  else
97  {
98  // create new DomBuilderContext. Save reference to tree in Model.
99  DomBuilderContext* pInstance = new DomBuilderContext( GetImport(), rNamespace, rName );
100  mxInstance = pInstance->getTree();
101  pContext = pInstance;
102  }
103 
104  SAL_WARN_IF( pContext == nullptr, "xmloff", "no context!" );
105  return pContext;
106 
107 }
108 
110 {
111  Sequence<PropertyValue> aSequence( 3 );
112  PropertyValue* pSequence = aSequence.getArray();
113  pSequence[0].Name = "Instance";
114  pSequence[0].Value <<= mxInstance;
115  pSequence[1].Name = "ID";
116  pSequence[1].Value <<= msId;
117  pSequence[2].Name = "URL";
118  pSequence[2].Value <<= msURL;
119 
120  mxModel->getInstances()->insert( makeAny( aSequence ) );
121 }
122 
123 void XFormsInstanceContext::endUnknownElement(const OUString & /*Namespace*/, const OUString & /*Name*/)
124 {
125  Sequence<PropertyValue> aSequence( 3 );
126  PropertyValue* pSequence = aSequence.getArray();
127  pSequence[0].Name = "Instance";
128  pSequence[0].Value <<= mxInstance;
129  pSequence[1].Name = "ID";
130  pSequence[1].Value <<= msId;
131  pSequence[2].Name = "URL";
132  pSequence[2].Value <<= msURL;
133 
134  mxModel->getInstances()->insert( makeAny( aSequence ) );
135 }
136 
138 {
139  switch( aIter.getToken() & TOKEN_MASK )
140  {
141  case XML_SRC:
142  msURL = aIter.toString();
143  break;
144  case XML_ID:
145  msId = aIter.toString();
146  break;
147  default:
148  XMLOFF_WARN_UNKNOWN("xmloff", aIter);
149  assert( false && "this should not happen" );
150  break;
151  }
152 }
153 
155  sal_Int32,
157 {
158  assert( false && "to be handled by CreateChildContext" );
159  return nullptr;
160 }
161 
162 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
virtual SvXMLImportContext * HandleChild(sal_Int32 nElementToken, const css::uno::Reference< css::xml::sax::XFastAttributeList > &xAttrList) override
will be called for each child element
SvXMLImport & GetImport()
Definition: xmlictxt.hxx:59
css::uno::Reference< css::frame::XModel2 > mxModel
css::uno::Reference< css::xml::dom::XDocument > mxInstance
virtual void HandleAttribute(const sax_fastparser::FastAttributeList::FastAttributeIter &aIter) override
will be called for each attribute
DomBuilderContext creates a DOM tree suitable for in-memory processing of XML data from a sequence of...
#define XMLOFF_WARN_UNKNOWN(area, rIter)
Definition: xmlictxt.hxx:113
virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createFastChildContext(sal_Int32 nElement, const css::uno::Reference< css::xml::sax::XFastAttributeList > &AttrList) override
call HandleChild for each child element in the token map; create a warning for all others...
handle attributes through an SvXMLTokenMap
XFormsInstanceContext(SvXMLImport &rImport, const css::uno::Reference< css::xforms::XModel2 > &xModel)
css::uno::Reference< css::xforms::XModel2 > mxModel
#define XMLERROR_XFORMS_ONLY_ONE_INSTANCE_ELEMENT
Definition: xmlerror.hxx:61
static const OUString & getNameFromToken(sal_Int32 nToken)
Definition: xmlimp.cxx:1920
This class deliberately does not support XWeak, to improve performance when loading large documents...
Definition: xmlictxt.hxx:44
Any makeAny(Color const &value)
#define SAL_WARN_IF(condition, area, stream)
virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createUnknownChildContext(const OUString &Namespace, const OUString &Name, const css::uno::Reference< css::xml::sax::XFastAttributeList > &Attribs) override
virtual void SAL_CALL endFastElement(sal_Int32 nElement) override
endFastElement is called before a context will be destructed, but after an elements context has been ...
void SetError(sal_Int32 nId, const css::uno::Sequence< OUString > &rMsgParams, const OUString &rExceptionMessage, const css::uno::Reference< css::xml::sax::XLocator > &rLocator)
Record an error condition that occurred during import.
virtual void SAL_CALL endUnknownElement(const OUString &Namespace, const OUString &Name) override
constexpr sal_Int32 TOKEN_MASK
Definition: xmlimp.hxx:94
css::uno::Reference< css::xml::dom::XDocument > getTree()
access the DOM tree
css::uno::Any SAL_CALL makeAny(const SharedUNOComponent< INTERFACE, COMPONENT > &value)