1/****************************************************************************
2**
3** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: http://www.qt-project.org/
5**
6** This file is part of the QtDeclarative module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** GNU Lesser General Public License Usage
10** This file may be used under the terms of the GNU Lesser General Public
11** License version 2.1 as published by the Free Software Foundation and
12** appearing in the file LICENSE.LGPL included in the packaging of this
13** file. Please review the following information to ensure the GNU Lesser
14** General Public License version 2.1 requirements will be met:
15** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
16**
17** In addition, as a special exception, Nokia gives you certain additional
18** rights. These rights are described in the Nokia Qt LGPL Exception
19** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
20**
21** GNU General Public License Usage
22** Alternatively, this file may be used under the terms of the GNU General
23** Public License version 3.0 as published by the Free Software Foundation
24** and appearing in the file LICENSE.GPL included in the packaging of this
25** file. Please review the following information to ensure the GNU General
26** Public License version 3.0 requirements will be met:
27** http://www.gnu.org/copyleft/gpl.html.
28**
29** Other Usage
30** Alternatively, this file may be used in accordance with the terms and
31** conditions contained in a signed written agreement between you and Nokia.
32**
33**
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36**
37**
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QDECLARATIVECONTEXT_H
43#define QDECLARATIVECONTEXT_H
44
45#include <QtCore/qurl.h>
46#include <QtCore/qobject.h>
47#include <QtScript/qscriptvalue.h>
48#include <QtCore/qmetatype.h>
49#include <QtCore/qvariant.h>
50
51QT_BEGIN_HEADER
52
53QT_BEGIN_NAMESPACE
54
55QT_MODULE(Declarative)
56
57class QString;
58class QDeclarativeEngine;
59class QDeclarativeRefCount;
60class QDeclarativeContextPrivate;
61class QDeclarativeCompositeTypeData;
62class QDeclarativeContextData;
63
64class Q_DECLARATIVE_EXPORT QDeclarativeContext : public QObject
65{
66 Q_OBJECT
67 Q_DECLARE_PRIVATE(QDeclarativeContext)
68
69public:
70 QDeclarativeContext(QDeclarativeEngine *parent, QObject *objParent=0);
71 QDeclarativeContext(QDeclarativeContext *parent, QObject *objParent=0);
72 virtual ~QDeclarativeContext();
73
74 bool isValid() const;
75
76 QDeclarativeEngine *engine() const;
77 QDeclarativeContext *parentContext() const;
78
79 QObject *contextObject() const;
80 void setContextObject(QObject *);
81
82 QVariant contextProperty(const QString &) const;
83 void setContextProperty(const QString &, QObject *);
84 void setContextProperty(const QString &, const QVariant &);
85
86 QUrl resolvedUrl(const QUrl &);
87
88 void setBaseUrl(const QUrl &);
89 QUrl baseUrl() const;
90
91private:
92 friend class QDeclarativeVME;
93 friend class QDeclarativeEngine;
94 friend class QDeclarativeEnginePrivate;
95 friend class QDeclarativeExpression;
96 friend class QDeclarativeExpressionPrivate;
97 friend class QDeclarativeContextScriptClass;
98 friend class QDeclarativeObjectScriptClass;
99 friend class QDeclarativeComponent;
100 friend class QDeclarativeComponentPrivate;
101 friend class QDeclarativeScriptPrivate;
102 friend class QDeclarativeBoundSignalProxy;
103 friend class QDeclarativeContextData;
104 QDeclarativeContext(QDeclarativeContextData *);
105 QDeclarativeContext(QDeclarativeEngine *, bool);
106 Q_DISABLE_COPY(QDeclarativeContext)
107};
108QT_END_NAMESPACE
109
110Q_DECLARE_METATYPE(QList<QObject*>)
111
112QT_END_HEADER
113
114#endif // QDECLARATIVECONTEXT_H
115