forms/source/xforms/convert.hxx

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  30
  31 #ifndef _CONVERT_HXX
  32 #define _CONVERT_HXX
  33
  34 #include <com/sun/star/uno/Sequence.hxx>
  35 #include <map>
  36
  37 namespace com { namespace sun { namespace star { namespace uno
  38 {
  39     class Any;
  40     class Type;
  41 } } } }
  42 namespace rtl { class OUString; }
  43 class ConvertImpl;
  44
  45 namespace xforms
  46 {
  47
  48 struct TypeLess
  49 {
  50     bool operator()( const com::sun::star::uno::Type& rType1,
  51                      const com::sun::star::uno::Type& rType2 ) const
  52     { return rType1.getTypeName() < rType2.getTypeName(); }
  53 };
  54
  55 class Convert
  56 {
  57     typedef com::sun::star::uno::Type Type_t;
  58     typedef com::sun::star::uno::Sequence<com::sun::star::uno::Type> Types_t;
  59     typedef com::sun::star::uno::Any Any_t;
  60
  61     // hold conversion objects
  62     typedef rtl::OUString (*fn_toXSD)( const Any_t& );
  63     typedef Any_t (*fn_toAny)( const rtl::OUString& );
  64     typedef std::pair<fn_toXSD,fn_toAny> Convert_t;
  65     typedef std::map<Type_t,Convert_t,TypeLess> Map_t;
  66     Map_t maMap;
  67
  68     Convert();
  69
  70     void init();
  71
  72 public:
  73     /** get/create Singleton class */
  74     static Convert& get();
  75
  76     /// can we convert this type?
  77     bool hasType( const Type_t& );
  78
  79     /// get list of convertable types
  80     Types_t getTypes();
  81
  82     /// convert any to XML representation
  83     rtl::OUString toXSD( const Any_t& rAny );
  84
  85     /// convert XML representation to Any of given type
  86     Any_t toAny( const rtl::OUString&, const Type_t& );
  87
  88     /** translates the whitespaces in a given string, according
  89         to a given <type scope="com::sun::star::xsd">WhiteSpaceTreatment</type>.
  90
  91         @param _rString
  92             the string to convert
  93         @param _nWhitespaceTreatment
  94             a constant from the <type scope="com::sun::star::xsd">WhiteSpaceTreatment</type> group, specifying
  95             how to handle whitespaces
  96         @return
  97             the converted string
  98     */
  99     static ::rtl::OUString convertWhitespace(
 100             const ::rtl::OUString& _rString,
 101             sal_Int16   _nWhitespaceTreatment
 102     );
 103
 104     /** replace all occurences 0x08, 0x0A, 0x0D with 0x20
 105     */
 106     static ::rtl::OUString replaceWhitespace( const ::rtl::OUString& _rString );
 107
 108     /** replace all sequences of 0x08, 0x0A, 0x0D, 0x20 with a single 0x20.
 109         also strip leading/trailing whitespace.
 110     */
 111     static ::rtl::OUString collapseWhitespace( const ::rtl::OUString& _rString );
 112 };
 113
 114 } // namespace xforms
 115
 116 #endif