binfilter/inc/bf_xmloff/xmlprhdl.hxx

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  30
  31 #ifndef _XMLOFF_PROPERTYHANDLERBASE_HXX
  32 #define _XMLOFF_PROPERTYHANDLERBASE_HXX
  33
  34 #ifndef _SAL_TYPES_H_
  35 #include <sal/types.h>
  36 #endif
  37
  38 namespace com{ namespace sun{ namespace star{ namespace uno{ class Any; } } } }
  39 namespace rtl{ class OUString; }
  40 namespace binfilter {
  41
  42 class SvXMLUnitConverter;
  43 struct XMLPropertyState;
  44
  45 ///////////////////////////////////////////////////////////////////////////
  46 //
  47 /** Abstract base-class for different XML-types. Derivations of this class
  48     knows how to compare, im/export a special XML-type
  49 */
  50 class XMLPropertyHandler
  51 {
  52     // ??? const SvXMLUnitConverter& rUnitConverter                     Do we need this ?
  53
  54 public:
  55     // Just needed for virtual destruction
  56     virtual ~XMLPropertyHandler();
  57
  58     /** Compares two Any's in case of the given XML-data-type.
  59         By default the Any-equal-operator is called. */
  60     virtual sal_Bool equals( const ::com::sun::star::uno::Any& r1, const ::com::sun::star::uno::Any& r2 ) const;
  61
  62     /// Imports the given value in cas of the given XML-data-type
  63     virtual sal_Bool importXML( const ::rtl::OUString& rStrImpValue, ::com::sun::star::uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const =0;
  64     /// Exports the given value in cas of the given XML-data-type
  65     virtual sal_Bool exportXML( ::rtl::OUString& rStrExpValue, const ::com::sun::star::uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const =0;
  66 };
  67
  68 }//end of namespace binfilter
  69 #endif          // _XMLOFF_PROPERTYHANDLERBASE_HXX