summaryrefslogtreecommitdiffstats
path: root/src/xmlpatterns/environment/qgenericdynamiccontext_p.h
blob: 164dae53e3290ea6faff60847ae0b28f03df80f0 (plain)
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
/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.

#ifndef Patternist_GenericDynamicContext_H
#define Patternist_GenericDynamicContext_H

#include <QDateTime>
#include <QVector>

#include "qdaytimeduration_p.h"
#include "qstackcontextbase_p.h"
#include "qexpression_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    /**
     * @short A DynamicContext supplying basic information that always is used.
     *
     * This DynamicContext is the first DynamicContext used during
     * a run and is always used. In addition, more contexts, such as
     * a Focus can be created.
     *
     * @author Frans Englich <frans.englich@nokia.com>
     */
    class GenericDynamicContext : public StackContextBase<DynamicContext>
    {
    public:
        typedef QExplicitlySharedDataPointer<GenericDynamicContext> Ptr;

        GenericDynamicContext(const NamePool::Ptr &np,
                              QAbstractMessageHandler *const messageHandler,
                              const LocationHash &locations);

        virtual xsInteger contextPosition() const;
        /**
         * @returns always @c null, the focus is always undefined when an GenericDynamicContext
         * is used.
         */
        virtual Item contextItem() const;
        virtual xsInteger contextSize();

        virtual void setFocusIterator(const Item::Iterator::Ptr &it);
        virtual Item::Iterator::Ptr focusIterator() const;

        virtual QAbstractMessageHandler * messageHandler() const;
        virtual QExplicitlySharedDataPointer<DayTimeDuration> implicitTimezone() const;
        virtual QDateTime currentDateTime() const;

        virtual QAbstractXmlReceiver *outputReceiver() const;
        void setOutputReceiver(QAbstractXmlReceiver *const receiver);

        virtual NodeBuilder::Ptr nodeBuilder(const QUrl &baseURI) const;
        void setNodeBuilder(NodeBuilder::Ptr &builder);

        virtual ResourceLoader::Ptr resourceLoader() const;
        void setResourceLoader(const ResourceLoader::Ptr &loader);

        virtual ExternalVariableLoader::Ptr externalVariableLoader() const;
        void setExternalVariableLoader(const ExternalVariableLoader::Ptr &loader);
        virtual NamePool::Ptr namePool() const;
        virtual QSourceLocation locationFor(const SourceLocationReflection *const reflection) const;
        virtual void addNodeModel(const QAbstractXmlNodeModel::Ptr &nm);
        virtual const QAbstractUriResolver *uriResolver() const;
        virtual ItemCacheCell &globalItemCacheCell(const VariableSlotID slot);
        virtual ItemSequenceCacheCell::Vector &globalItemSequenceCacheCells(const VariableSlotID slot);

        void setUriResolver(const QAbstractUriResolver *const resolver);

        /**
         * We return a null item, we have no focus.
         */
        virtual Item currentItem() const;

        /**
         * @short Returns always @c null, since we're always
         * a top-level context.
         */
        virtual DynamicContext::Ptr previousContext() const;

        virtual QExplicitlySharedDataPointer<TemplateMode> currentTemplateMode() const;

    private:
        QAbstractMessageHandler *       m_messageHandler;
        const QDateTime                 m_currentDateTime;
        const DayTimeDuration::Ptr      m_zoneOffset;
        QAbstractXmlReceiver *          m_outputReceiver;
        mutable NodeBuilder::Ptr        m_nodeBuilder;
        ExternalVariableLoader::Ptr     m_externalVariableLoader;
        ResourceLoader::Ptr             m_resourceLoader;
        NamePool::Ptr                   m_namePool;
        const LocationHash              m_locations;
        QAbstractXmlNodeModel::List     m_nodeModels;
        const QAbstractUriResolver *    m_uriResolver;
        ItemCacheCell::Vector           m_globalItemCacheCells;
        ItemSequenceCacheCell::Vector   m_globalItemSequenceCacheCells;
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif