| 1 | /* |
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| 2 | This file is part of the syndication library |
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| 3 | SPDX-FileCopyrightText: 2006 Frank Osterfeld <osterfeld@kde.org> |
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| 4 | |
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| 5 | SPDX-License-Identifier: LGPL-2.0-or-later |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef SYNDICATION_RDF_RDFVOCAB_H |
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| 9 | #define SYNDICATION_RDF_RDFVOCAB_H |
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| 10 | |
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| 11 | #include <QSharedPointer> |
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| 12 | |
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| 13 | #include "../syndication_export.h" |
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| 14 | |
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| 15 | #include <memory> |
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| 16 | |
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| 17 | class QString; |
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| 18 | |
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| 19 | namespace Syndication |
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| 20 | { |
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| 21 | namespace RDF |
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| 22 | { |
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| 23 | class Property; |
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| 24 | typedef QSharedPointer<Property> PropertyPtr; |
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| 25 | class Resource; |
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| 26 | typedef QSharedPointer<Resource> ResourcePtr; |
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| 27 | |
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| 28 | /*! |
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| 29 | * singleton holding RDF vocabulary, expressed as RDF. |
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| 30 | */ |
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| 31 | class RDFVocab |
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| 32 | { |
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| 33 | public: |
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| 34 | /*! |
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| 35 | * returns the singleton instance |
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| 36 | */ |
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| 37 | static RDFVocab *self(); |
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| 38 | |
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| 39 | /*! |
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| 40 | * destructor |
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| 41 | */ |
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| 42 | ~RDFVocab(); |
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| 43 | |
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| 44 | /*! |
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| 45 | * the RDF namespace, which is |
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| 46 | * http://www.w3.org/1999/02/22-rdf-syntax-ns# |
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| 47 | */ |
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| 48 | QString namespaceURI(); |
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| 49 | |
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| 50 | /*! |
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| 51 | * the sequence type |
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| 52 | */ |
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| 53 | ResourcePtr seq(); |
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| 54 | |
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| 55 | /*! |
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| 56 | * the rdf:type property (A rdf:type B means A is instance of B) |
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| 57 | */ |
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| 58 | PropertyPtr type(); |
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| 59 | |
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| 60 | /*! |
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| 61 | * the rdf:li property, used for list items in RDF containers (like |
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| 62 | * rdf:seq) |
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| 63 | */ |
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| 64 | PropertyPtr li(); |
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| 65 | |
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| 66 | private: |
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| 67 | RDFVocab(); |
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| 68 | Q_DISABLE_COPY(RDFVocab) |
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| 69 | class RDFVocabPrivate; |
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| 70 | std::unique_ptr<RDFVocabPrivate> const d; |
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| 71 | }; |
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| 72 | |
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| 73 | } // namespace RDF |
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| 74 | } // namespace Syndication |
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| 75 | |
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| 76 | #endif // SYNDICATION_RDF_RDFVOCAB_H |
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| 77 | |
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