Qt 4.8
qt-4.8.6
src
xmlpatterns
expr
qparentnodeaxis.cpp
Go to the documentation of this file.
1
/****************************************************************************
2
**
3
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
4
** Contact: http://www.qt-project.org/legal
5
**
6
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
7
**
8
** $QT_BEGIN_LICENSE:LGPL$
9
** Commercial License Usage
10
** Licensees holding valid commercial Qt licenses may use this file in
11
** accordance with the commercial license agreement provided with the
12
** Software or, alternatively, in accordance with the terms contained in
13
** a written agreement between you and Digia. For licensing terms and
14
** conditions see http://qt.digia.com/licensing. For further information
15
** use the contact form at http://qt.digia.com/contact-us.
16
**
17
** GNU Lesser General Public License Usage
18
** Alternatively, this file may be used under the terms of the GNU Lesser
19
** General Public License version 2.1 as published by the Free Software
20
** Foundation and appearing in the file LICENSE.LGPL included in the
21
** packaging of this file. Please review the following information to
22
** ensure the GNU Lesser General Public License version 2.1 requirements
23
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24
**
25
** In addition, as a special exception, Digia gives you certain additional
26
** rights. These rights are described in the Digia Qt LGPL Exception
27
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
28
**
29
** GNU General Public License Usage
30
** Alternatively, this file may be used under the terms of the GNU
31
** General Public License version 3.0 as published by the Free Software
32
** Foundation and appearing in the file LICENSE.GPL included in the
33
** packaging of this file. Please review the following information to
34
** ensure the GNU General Public License version 3.0 requirements will be
35
** met: http://www.gnu.org/copyleft/gpl.html.
36
**
37
**
38
** $QT_END_LICENSE$
39
**
40
****************************************************************************/
41
42
#include "
qbuiltintypes_p.h
"
43
#include "
qcommonsequencetypes_p.h
"
44
45
#include "
qparentnodeaxis_p.h
"
46
47
QT_BEGIN_NAMESPACE
48
49
using namespace
QPatternist
;
50
51
Item
ParentNodeAxis::evaluateSingleton
(
const
DynamicContext::Ptr
&context)
const
52
{
53
return
context->
contextItem
().
asNode
().
iterate
(
QXmlNodeModelIndex::AxisParent
)->next();
54
}
55
56
Expression::Properties
ParentNodeAxis::properties
()
const
57
{
58
return
DisableElimination
|
RequiresContextItem
;
59
}
60
61
ExpressionVisitorResult::Ptr
ParentNodeAxis::accept
(
const
ExpressionVisitor::Ptr
&visitor)
const
62
{
63
return
visitor->visit(
this
);
64
}
65
66
ItemType::Ptr
ParentNodeAxis::expectedContextItemType
()
const
67
{
68
return
BuiltinTypes::node
;
69
}
70
71
SequenceType::Ptr
ParentNodeAxis::staticType
()
const
72
{
73
// Parentless node exists.
74
return
CommonSequenceTypes::ZeroOrOneNode
;
75
}
76
77
QT_END_NAMESPACE
QPatternist::ParentNodeAxis::expectedContextItemType
virtual ItemType::Ptr expectedContextItemType() const
Definition:
qparentnodeaxis.cpp:66
QPatternist::CommonSequenceTypes::ZeroOrOneNode
static const SequenceType::Ptr ZeroOrOneNode
Definition:
qcommonsequencetypes_p.h:228
QT_END_NAMESPACE
#define QT_END_NAMESPACE
This macro expands to.
Definition:
qglobal.h:90
QXmlNodeModelIndex::AxisParent
Definition:
qabstractxmlnodemodel.h:170
QExplicitlySharedDataPointer< DynamicContext >
QPatternist::ParentNodeAxis::evaluateSingleton
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const
Definition:
qparentnodeaxis.cpp:51
qparentnodeaxis_p.h
qbuiltintypes_p.h
QPatternist::DynamicContext::contextItem
virtual Item contextItem() const =0
QPatternist::Expression::DisableElimination
Definition:
qexpression_p.h:224
QT_BEGIN_NAMESPACE
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition:
qglobal.h:89
QPatternist
The namespace for the internal API of QtXmlPatterns.
Definition:
qacceliterators_p.h:62
QPatternist::BuiltinTypes::node
static const AnyNodeType::Ptr node
Definition:
qbuiltintypes_p.h:141
QPatternist::Expression::RequiresContextItem
Definition:
qexpression_p.h:297
QPatternist::Item::asNode
const QXmlNodeModelIndex & asNode() const
Definition:
qitem_p.h:379
QPatternist::Item
Represents an item in the XPath 2.0 Data Model.
Definition:
qitem_p.h:182
QPatternist::ParentNodeAxis::properties
virtual Expression::Properties properties() const
Definition:
qparentnodeaxis.cpp:56
QXmlNodeModelIndex::iterate
QExplicitlySharedDataPointer< QAbstractXmlForwardIterator< QXmlNodeModelIndex > > iterate(const Axis axis) const
Definition:
qitem_p.h:456
QPatternist::ParentNodeAxis::accept
virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const
Definition:
qparentnodeaxis.cpp:61
qcommonsequencetypes_p.h
QPatternist::ParentNodeAxis::staticType
virtual SequenceType::Ptr staticType() const
Definition:
qparentnodeaxis.cpp:71
QFlags
The QFlags class provides a type-safe way of storing OR-combinations of enum values.
Definition:
qglobal.h:2313
Qt 4.8 Source Code Browser