From 5c808073af5b8f1290602fcccf60666c9a3682f8 Mon Sep 17 00:00:00 2001
From: Ulf Hermann <ulf.hermann@qt.io>
Date: Thu, 10 Sep 2020 18:25:02 +0200
Subject: Extend QSequentialIterable and add QAssociativeIterable

And add mutable iterators. This requires some refactoring of the
existing iterators.

Task-number: QTBUG-81716
Change-Id: I61b3a3e8c0df5fd449679257a29d9f0c3d19c4f0
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
---
 src/corelib/kernel/qiterable_p.cpp | 63 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 src/corelib/kernel/qiterable_p.cpp

(limited to 'src/corelib/kernel/qiterable_p.cpp')

diff --git a/src/corelib/kernel/qiterable_p.cpp b/src/corelib/kernel/qiterable_p.cpp
new file mode 100644
index 0000000000..ea569cebd5
--- /dev/null
+++ b/src/corelib/kernel/qiterable_p.cpp
@@ -0,0 +1,63 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtCore/private/qiterable_p.h>
+
+QT_BEGIN_NAMESPACE
+
+namespace QIterablePrivate {
+
+const void *coerceType(QVariant &value, const QMetaType &type)
+{
+    if (type == QMetaType::fromType<QVariant>()) {
+        return &value;
+    } else if (type == value.metaType()) {
+        return value.constData();
+    } else if (value.canConvert(type)) {
+        value.convert(type);
+        return value.constData();
+    }
+
+    value = QVariant(type);
+    return value.constData();
+}
+
+} // namespace QIterablePrivate
+
+QT_END_NAMESPACE
-- 
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