1 | // Copyright (C) 2020 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 QITERABLE_P_H |
5 | #define QITERABLE_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/private/qglobal_p.h> |
19 | #include <QtCore/qvariant.h> |
20 | |
21 | QT_BEGIN_NAMESPACE |
22 | |
23 | namespace QIterablePrivate { |
24 | |
25 | template<typename Callback> |
26 | static QVariant retrieveElement(QMetaType type, Callback callback) |
27 | { |
28 | QVariant v(type); |
29 | void *dataPtr; |
30 | if (type == QMetaType::fromType<QVariant>()) |
31 | dataPtr = &v; |
32 | else |
33 | dataPtr = v.data(); |
34 | callback(dataPtr); |
35 | return v; |
36 | } |
37 | |
38 | } // namespace QIterablePrivate |
39 | |
40 | QT_END_NAMESPACE |
41 | |
42 | #endif // QITERABLE_P_H |
43 | |