1/****************************************************************************
2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the QtQml 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 The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL3 included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 3 requirements
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
24**
25** GNU General Public License Usage
26** Alternatively, this file may be used under the terms of the GNU
27** General Public License version 2.0 or (at your option) the GNU General
28** Public license version 3 or any later version approved by the KDE Free
29** Qt Foundation. The licenses are as published by the Free Software
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
31** included in the packaging of this file. Please review the following
32** information to ensure the GNU General Public License requirements will
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and
34** https://www.gnu.org/licenses/gpl-3.0.html.
35**
36** $QT_END_LICENSE$
37**
38****************************************************************************/
39
40#ifndef QQMLEXTENSIONINTERFACE_H
41#define QQMLEXTENSIONINTERFACE_H
42
43#include <QtQml/qtqmlglobal.h>
44#include <QtCore/qobject.h>
45
46QT_BEGIN_NAMESPACE
47
48
49class QQmlEngine;
50
51class Q_QML_EXPORT QQmlTypesExtensionInterface
52{
53public:
54 virtual ~QQmlTypesExtensionInterface() = default;
55 virtual void registerTypes(const char *uri) = 0;
56};
57
58class Q_QML_EXPORT QQmlExtensionInterface : public QQmlTypesExtensionInterface
59{
60public:
61 ~QQmlExtensionInterface() override = default;
62 virtual void initializeEngine(QQmlEngine *engine, const char *uri) = 0;
63};
64
65class Q_QML_EXPORT QQmlEngineExtensionInterface
66{
67public:
68 virtual ~QQmlEngineExtensionInterface() = default;
69 virtual void initializeEngine(QQmlEngine *engine, const char *uri) = 0;
70};
71
72#define QQmlTypesExtensionInterface_iid "org.qt-project.Qt.QQmlTypesExtensionInterface"
73Q_DECLARE_INTERFACE(QQmlTypesExtensionInterface, "org.qt-project.Qt.QQmlTypesExtensionInterface/1.0")
74
75// NOTE: When changing this to a new version and deciding to add backup code to
76// continue to support the previous version, make sure to support both of these iids.
77#define QQmlExtensionInterface_iid "org.qt-project.Qt.QQmlExtensionInterface/1.0"
78#define QQmlExtensionInterface_iid_old "org.qt-project.Qt.QQmlExtensionInterface"
79
80Q_DECLARE_INTERFACE(QQmlExtensionInterface, QQmlExtensionInterface_iid)
81
82#define QQmlEngineExtensionInterface_iid "org.qt-project.Qt.QQmlEngineExtensionInterface"
83Q_DECLARE_INTERFACE(QQmlEngineExtensionInterface, QQmlEngineExtensionInterface_iid)
84
85QT_END_NAMESPACE
86
87#endif // QQMLEXTENSIONINTERFACE_H
88

source code of qtdeclarative/src/qml/qml/qqmlextensioninterface.h