|
1 /**************************************************************************** |
|
2 ** |
|
3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
|
4 ** All rights reserved. |
|
5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
|
6 ** |
|
7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
|
8 ** |
|
9 ** $QT_BEGIN_LICENSE:LGPL$ |
|
10 ** No Commercial Usage |
|
11 ** This file contains pre-release code and may not be distributed. |
|
12 ** You may use this file in accordance with the terms and conditions |
|
13 ** contained in the Technology Preview License Agreement accompanying |
|
14 ** this package. |
|
15 ** |
|
16 ** GNU Lesser General Public License Usage |
|
17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
|
18 ** General Public License version 2.1 as published by the Free Software |
|
19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
|
20 ** packaging of this file. Please review the following information to |
|
21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
|
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
23 ** |
|
24 ** In addition, as a special exception, Nokia gives you certain additional |
|
25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
|
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
|
27 ** |
|
28 ** If you have questions regarding the use of this file, please contact |
|
29 ** Nokia at qt-info@nokia.com. |
|
30 ** |
|
31 ** |
|
32 ** |
|
33 ** |
|
34 ** |
|
35 ** |
|
36 ** |
|
37 ** |
|
38 ** $QT_END_LICENSE$ |
|
39 ** |
|
40 ****************************************************************************/ |
|
41 |
|
42 // |
|
43 // W A R N I N G |
|
44 // ------------- |
|
45 // |
|
46 // This file is not part of the Qt API. It exists purely as an |
|
47 // implementation detail. This header file may change from version to |
|
48 // version without notice, or even be removed. |
|
49 // |
|
50 // We mean it. |
|
51 |
|
52 #ifndef Patternist_SequenceGeneratingFNs_H |
|
53 #define Patternist_SequenceGeneratingFNs_H |
|
54 |
|
55 #include "qanyuri_p.h" |
|
56 #include "qcontextnodechecker_p.h" |
|
57 #include "qstaticbaseuricontainer_p.h" |
|
58 |
|
59 /** |
|
60 * @file |
|
61 * @short Contains classes implementing the functions found in |
|
62 * <a href="http://www.w3.org/TR/xpath-functions/#fns-that-generate-sequences">XQuery 1.0 and |
|
63 * XPath 2.0 Functions and Operators, 15.5 Functions and Operators that Generate Sequences</a>. |
|
64 * |
|
65 * @ingroup Patternist_functions |
|
66 */ |
|
67 |
|
68 QT_BEGIN_HEADER |
|
69 |
|
70 QT_BEGIN_NAMESPACE |
|
71 |
|
72 namespace QPatternist |
|
73 { |
|
74 /** |
|
75 * @short Implements the function <tt>fn:id()</tt>. |
|
76 * |
|
77 * @ingroup Patternist_functions |
|
78 * @author Frans Englich <frans.englich@nokia.com> |
|
79 */ |
|
80 class IdFN : public ContextNodeChecker |
|
81 { |
|
82 public: |
|
83 IdFN(); |
|
84 typedef QPair<DynamicContext::Ptr, const QAbstractXmlNodeModel *> IDContext; |
|
85 |
|
86 virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const; |
|
87 |
|
88 inline Item mapToItem(const QString &id, |
|
89 const IDContext &context) const; |
|
90 |
|
91 virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context, |
|
92 const SequenceType::Ptr &reqType); |
|
93 |
|
94 private: |
|
95 typedef QExplicitlySharedDataPointer<const IdFN> ConstPtr; |
|
96 bool m_hasCreatedSorter; |
|
97 }; |
|
98 |
|
99 /** |
|
100 * @short Implements the function <tt>fn:idref()</tt>. |
|
101 * |
|
102 * @ingroup Patternist_functions |
|
103 * @author Frans Englich <frans.englich@nokia.com> |
|
104 */ |
|
105 class IdrefFN : public ContextNodeChecker |
|
106 { |
|
107 public: |
|
108 virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const; |
|
109 }; |
|
110 |
|
111 /** |
|
112 * @short Implements the function <tt>fn:doc()</tt>. |
|
113 * |
|
114 * @ingroup Patternist_functions |
|
115 * @author Frans Englich <frans.englich@nokia.com> |
|
116 */ |
|
117 class DocFN : public StaticBaseUriContainer |
|
118 { |
|
119 public: |
|
120 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const; |
|
121 |
|
122 /** |
|
123 * The implementation of this function is placed in a different compilation unit, |
|
124 * namely qsequencefns.cpp, to workaround a compiler bug on |
|
125 * solaris-cc-64, suspected to be related to the instantiation of QUrl::toQUrl(). |
|
126 * |
|
127 * @see <a |
|
128 * href="http://onesearch.sun.com/search/onesearch/index.jsp?qt=6532605&site=sunsolve&otf=ss&col=support-sunsolve&otf=sunsolve&site=ss&col=search-sunsolve">Sun, |
|
129 * multiply-defined label for template instance, bug 6532605</a> |
|
130 */ |
|
131 virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context, |
|
132 const SequenceType::Ptr &reqType); |
|
133 virtual SequenceType::Ptr staticType() const; |
|
134 |
|
135 private: |
|
136 SequenceType::Ptr m_type; |
|
137 }; |
|
138 |
|
139 /** |
|
140 * @short Implements the function <tt>fn:doc-available()</tt>. |
|
141 * |
|
142 * @ingroup Patternist_functions |
|
143 * @author Frans Englich <frans.englich@nokia.com> |
|
144 */ |
|
145 class DocAvailableFN : public StaticBaseUriContainer |
|
146 { |
|
147 public: |
|
148 virtual bool evaluateEBV(const DynamicContext::Ptr &context) const; |
|
149 }; |
|
150 |
|
151 /** |
|
152 * @short Implements the function <tt>fn:collection()</tt>. |
|
153 * |
|
154 * @ingroup Patternist_functions |
|
155 * @author Frans Englich <frans.englich@nokia.com> |
|
156 */ |
|
157 class CollectionFN : public FunctionCall |
|
158 { |
|
159 public: |
|
160 virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const; |
|
161 }; |
|
162 } |
|
163 |
|
164 QT_END_NAMESPACE |
|
165 QT_END_HEADER |
|
166 |
|
167 #endif |