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
|
/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
** the names of its contributors may be used to endorse or promote
** products derived from this software without specific prior written
** permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef Patternist_QObjectNodeModel_H
#define Patternist_QObjectNodeModel_H
#include <QSimpleXmlNodeModel>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
class QObject;
class PropertyToAtomicValue;
/**
* @short Delegates QtCore's QObject into Patternist's QAbstractXmlNodeModel.
* known as pre/post numbering.
*
* QObjectXmlModel sets the toggle on QXmlNodeModelIndex to @c true, if it
* represents a property of the QObject. That is, if the QXmlNodeModelIndex is
* an attribute.
*
* @author Frans Englich <frans.englich@nokia.com>
*/
class QObjectXmlModel : public QSimpleXmlNodeModel
{
public:
QObjectXmlModel(QObject *const object, const QXmlNamePool &np);
QXmlNodeModelIndex root() const;
//! [0]
virtual QXmlNodeModelIndex::DocumentOrder compareOrder(const QXmlNodeModelIndex &n1, const QXmlNodeModelIndex &n2) const;
virtual QXmlName name(const QXmlNodeModelIndex &n) const;
virtual QUrl documentUri(const QXmlNodeModelIndex &n) const;
virtual QXmlNodeModelIndex::NodeKind kind(const QXmlNodeModelIndex &n) const;
virtual QXmlNodeModelIndex root(const QXmlNodeModelIndex &n) const;
virtual QVariant typedValue(const QXmlNodeModelIndex &n) const;
virtual QVector<QXmlNodeModelIndex> attributes(const QXmlNodeModelIndex&) const;
virtual QXmlNodeModelIndex nextFromSimpleAxis(SimpleAxis, const QXmlNodeModelIndex&) const;
//! [0]
private:
/**
* The highest three bits are used to signify whether the node index
* is an artificial node.
*
* @short if QXmlNodeModelIndex::additionalData() has the
* QObjectPropery flag set, then the QXmlNodeModelIndex is an
* attribute of the QObject element, and the remaining bits form
* an offset to the QObject property that the QXmlNodeModelIndex
* refers to.
*
*/
//! [3]
enum QObjectNodeType
{
IsQObject = 0,
QObjectProperty = 1 << 26,
MetaObjects = 2 << 26,
MetaObject = 3 << 26,
MetaObjectClassName = 4 << 26,
MetaObjectSuperClass = 5 << 26,
QObjectClassName = 6 << 26
};
//! [3]
//! [1]
typedef QVector<const QMetaObject *> AllMetaObjects;
//! [1]
AllMetaObjects allMetaObjects() const;
static QObjectNodeType toNodeType(const QXmlNodeModelIndex &n);
static bool isTypeSupported(QVariant::Type type);
static inline QObject *asQObject(const QXmlNodeModelIndex &n);
static inline bool isProperty(const QXmlNodeModelIndex n);
static inline QMetaProperty toMetaProperty(const QXmlNodeModelIndex &n);
/**
* Returns the ancestors of @p n. Does therefore not include
* @p n.
*/
inline QXmlNodeModelIndex::List ancestors(const QXmlNodeModelIndex n) const;
QXmlNodeModelIndex qObjectSibling(const int pos,
const QXmlNodeModelIndex &n) const;
QXmlNodeModelIndex metaObjectSibling(const int pos,
const QXmlNodeModelIndex &n) const;
//! [2]
const QUrl m_baseURI;
QObject *const m_root;
//! [4]
const AllMetaObjects m_allMetaObjects;
//! [4]
//! [2]
};
QT_END_NAMESPACE
QT_END_HEADER
#endif
|
