1// Copyright (C) 2017 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3
4#ifndef QQUICKDEFERREDEXECUTE_P_P_H
5#define QQUICKDEFERREDEXECUTE_P_P_H
6
7//
8// W A R N I N G
9// -------------
10//
11// This file is not part of the Qt API. It exists purely as an
12// implementation detail. This header file may change from version to
13// version without notice, or even be removed.
14//
15// We mean it.
16//
17
18#include <QtCore/qglobal.h>
19#include <QtQuickTemplates2/private/qquickdeferredpointer_p_p.h>
20#include <QtQuickTemplates2/private/qtquicktemplates2global_p.h>
21
22#include <QtQml/private/qqmlvme_p.h>
23
24QT_BEGIN_NAMESPACE
25
26class QString;
27class QObject;
28
29namespace QtQuickPrivate {
30 Q_QUICKTEMPLATES2_EXPORT void beginDeferred(QObject *object, const QString &property,
31 QQuickUntypedDeferredPointer *delegate, bool isOwnState, QQmlEngine *engine = nullptr);
32 Q_QUICKTEMPLATES2_EXPORT void cancelDeferred(QObject *object, const QString &property);
33 Q_QUICKTEMPLATES2_EXPORT void completeDeferred(QObject *object, const QString &property,
34 QQuickUntypedDeferredPointer *delegate, QQmlEngine *engine = nullptr);
35}
36
37template<typename T>
38void quickBeginDeferred(QObject *object, const QString &property, QQuickDeferredPointer<T> &delegate)
39{
40 if (!QQmlVME::componentCompleteEnabled())
41 return;
42
43 QtQuickPrivate::beginDeferred(object, property, delegate: &delegate, isOwnState: delegate.setExecuting(true));
44 delegate.setExecuting(false);
45}
46
47template<typename T>
48void quickBeginAttachedDeferred(QObject *object, const QString &property,
49 QQuickDeferredPointer<T> &delegate, QQmlEngine *engine)
50{
51 if (!QQmlVME::componentCompleteEnabled())
52 return;
53
54 QtQuickPrivate::beginDeferred(object, property, delegate: &delegate, isOwnState: delegate.setExecuting(true), engine);
55 delegate.setExecuting(false);
56}
57
58inline void quickCancelDeferred(QObject *object, const QString &property)
59{
60 QtQuickPrivate::cancelDeferred(object, property);
61}
62
63template<typename T>
64void quickCompleteDeferred(QObject *object, const QString &property, QQuickDeferredPointer<T> &delegate)
65{
66 Q_ASSERT(!delegate.wasExecuted());
67 QtQuickPrivate::completeDeferred(object, property, delegate: &delegate);
68 delegate.setExecuted();
69}
70
71template<typename T>
72void quickCompleteAttachedDeferred(QObject *object, const QString &property,
73 QQuickDeferredPointer<T> &delegate, QQmlEngine *engine)
74{
75 Q_ASSERT(!delegate.wasExecuted());
76 QtQuickPrivate::completeDeferred(object, property, delegate: &delegate, engine);
77 delegate.setExecuted();
78}
79
80QT_END_NAMESPACE
81
82#endif // QQUICKDEFERREDEXECUTE_P_P_H
83

source code of qtdeclarative/src/quicktemplates/qquickdeferredexecute_p_p.h