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 QtQuick 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 QQUICKVIEW_P_H
41#define QQUICKVIEW_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include "qquickview.h"
55
56#include <QtCore/qurl.h>
57#include <QtCore/qelapsedtimer.h>
58#include <QtCore/qtimer.h>
59#include <QtCore/qpointer.h>
60#include <QtCore/QWeakPointer>
61
62#include <QtQml/qqmlengine.h>
63#include <private/qv4object_p.h>
64#include "qquickwindow_p.h"
65
66#include "qquickitemchangelistener_p.h"
67
68QT_BEGIN_NAMESPACE
69
70namespace QV4 {
71struct ExecutionEngine;
72}
73
74class QQmlContext;
75class QQmlError;
76class QQuickItem;
77class QQmlComponent;
78
79class Q_QUICK_PRIVATE_EXPORT QQuickViewPrivate : public QQuickWindowPrivate,
80 public QQuickItemChangeListener
81{
82 Q_DECLARE_PUBLIC(QQuickView)
83public:
84 static QQuickViewPrivate* get(QQuickView *view) { return view->d_func(); }
85 static const QQuickViewPrivate* get(const QQuickView *view) { return view->d_func(); }
86
87 QQuickViewPrivate();
88 ~QQuickViewPrivate();
89
90 void execute();
91 void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &) override;
92 void initResize();
93 void updateSize();
94 bool setRootObject(QObject *);
95
96 void init(QQmlEngine* e = nullptr);
97
98 QSize rootObjectSize() const;
99
100 QPointer<QQuickItem> root;
101
102 QUrl source;
103
104 QPointer<QQmlEngine> engine;
105 QQmlComponent *component;
106 QBasicTimer resizetimer;
107
108 QQuickView::ResizeMode resizeMode;
109 QSize initialSize;
110 QElapsedTimer frameTimer;
111
112 QVariantMap initialProperties;
113};
114
115QT_END_NAMESPACE
116
117#endif // QQUICKVIEW_P_H
118

source code of qtdeclarative/src/quick/items/qquickview_p.h