/usr/include/syndication/rdf/literal.h is in kdepimlibs5-dev 4:4.14.10-1ubuntu7.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | /*
* This file is part of the syndication library
*
* Copyright (C) 2006 Frank Osterfeld <osterfeld@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef SYNDICATION_RDF_LITERAL_H
#define SYNDICATION_RDF_LITERAL_H
#include <QtCore/QString>
#include <syndication/rdf/node.h>
#include <boost/shared_ptr.hpp>
namespace Syndication {
namespace RDF {
class Literal;
//@cond PRIVATE
typedef boost::shared_ptr<Literal> LiteralPtr;
//@endcond
/**
* a node type representing simple string values. Literals can
* be object of statement, but neither subject nor predicate.
*/
class SYNDICATION_EXPORT Literal : public Node
{
public:
/**
* creates a null literal. text() will return a null string.
*/
Literal();
/**
* copies a literal node
*
* @param other the literal node to copy
*/
Literal(const Literal& other);
/**
* creates a new literal node with a given text
*
* @param text the literal string
*/
explicit Literal(const QString& text);
/**
* destructor
*/
virtual ~Literal();
/**
* assigns another literal
*
* @param other the literal to assign
*/
virtual Literal& operator=(const Literal& other);
/**
* two literal nodes are equal iff their text _and_ ID's
* are equal.
*/
virtual bool operator==(const Node& other) const;
/**
* clones the literal node.
*/
virtual Literal* clone() const;
/**
* Used by visitors for double dispatch. See NodeVisitor
* for more information.
* @param visitor the visitor calling the method
* @param ptr a shared pointer object for this node
*/
virtual void accept( NodeVisitor* visitor, NodePtr ptr);
/**
* returns whether this node is a null node
*/
virtual bool isNull() const;
/**
* the identifier of this node. the ID is unique per model
* and set by the associated model at creation time.
*/
virtual unsigned int id() const;
/**
* returns false, as a literal is not a resource
*/
virtual bool isResource() const;
/**
* returns false, as a literal is not a property
*/
virtual bool isProperty() const;
/**
* returns true for literals
*/
virtual bool isLiteral() const;
/**
* returns false, literals are not anonymous resources
*/
virtual bool isAnon() const;
/**
* returns false, literals are not sequences
*/
virtual bool isSequence() const;
/**
* implicit conversion to string. returns text()
*/
virtual operator QString() const;
/**
* the string value of the literal
*/
virtual QString text() const;
/**
* used in Model
* @internal
*/
virtual void setModel(const Model& model);
/**
* used in Model
* @internal
*/
virtual void setId(unsigned int id);
private:
class LiteralPrivate;
typedef boost::shared_ptr<LiteralPrivate> LiteralPrivatePtr;
LiteralPrivatePtr d;
};
} // namespace RDF
} // namespace Syndication
#endif // SYNDICATION_RDF_LITERAL_H
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