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_PRIVATE_EXPORT void beginDeferred(QObject *object, const QString &property, QQuickUntypedDeferredPointer *delegate, bool isOwnState);
31 Q_QUICKTEMPLATES2_PRIVATE_EXPORT void cancelDeferred(QObject *object, const QString &property);
32 Q_QUICKTEMPLATES2_PRIVATE_EXPORT void completeDeferred(QObject *object, const QString &property, QQuickUntypedDeferredPointer *delegate);
33}
34
35template<typename T>
36void quickBeginDeferred(QObject *object, const QString &property, QQuickDeferredPointer<T> &delegate)
37{
38 if (!QQmlVME::componentCompleteEnabled())
39 return;
40
41 QtQuickPrivate::beginDeferred(object, property, delegate: &delegate, isOwnState: delegate.setExecuting(true));
42 delegate.setExecuting(false);
43}
44
45inline void quickCancelDeferred(QObject *object, const QString &property)
46{
47 QtQuickPrivate::cancelDeferred(object, property);
48}
49
50template<typename T>
51void quickCompleteDeferred(QObject *object, const QString &property, QQuickDeferredPointer<T> &delegate)
52{
53 Q_ASSERT(!delegate.wasExecuted());
54 QtQuickPrivate::completeDeferred(object, property, delegate: &delegate);
55 delegate.setExecuted();
56}
57
58QT_END_NAMESPACE
59
60#endif // QQUICKDEFERREDEXECUTE_P_P_H
61

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