Tumbler: add wrap property

[ChangeLog][Tumbler] Added wrap property to control whether or not
tumbler wraps when it reaches the top and bottom.

Change-Id: I27c543d98f7bc574bc5dc882a130abe0dcc13cea
Task-number: QTBUG-53587
Reviewed-by: J-P Nurmi <jpnurmi@qt.io>

1 files changed, 108 insertions, 0 deletions

diff --git a/src/quickcontrols2/qquicktumblerview_p.h b/src/quickcontrols2/qquicktumblerview_p.h
new file mode 100644
index 00000000..dad913da
--- /dev/null
+++ b/src/quickcontrols2/qquicktumblerview_p.h
@@ -0,0 +1,108 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** 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 http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://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.LGPLv3 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.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 later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QQUICKTUMBLERVIEW_P_H
+#define QQUICKTUMBLERVIEW_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QQuickItem>
+#include <QtQuickControls2/private/qtquickcontrols2global_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QQuickListView;
+class QQuickPath;
+class QQuickPathView;
+
+class QQuickTumbler;
+
+class Q_QUICKCONTROLS2_PRIVATE_EXPORT QQuickTumblerView : public QQuickItem
+{
+    Q_OBJECT
+    Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged)
+    Q_PROPERTY(QQmlComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged)
+    Q_PROPERTY(QQuickPath *path READ path WRITE setPath NOTIFY pathChanged)
+
+public:
+    QQuickTumblerView(QQuickItem *parent = nullptr);
+
+    QVariant model() const;
+    void setModel(const QVariant &model);
+
+    QQmlComponent *delegate() const;
+    void setDelegate(QQmlComponent *delegate);
+
+    QQuickPath *path() const;
+    void setPath(QQuickPath *path);
+
+Q_SIGNALS:
+    void modelChanged();
+    void delegateChanged();
+    void pathChanged();
+
+protected:
+    void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry) override;
+    void componentComplete() override;
+    void itemChange(ItemChange change, const ItemChangeData &data) override;
+
+private:
+    QQuickItem *view();
+    void createView();
+    void updateView();
+
+    void wrapChange();
+
+    QQuickTumbler *m_tumbler;
+    QVariant m_model;
+    QQmlComponent *m_delegate;
+    QQuickPathView *m_pathView;
+    QQuickListView *m_listView;
+    QQuickPath *m_path;
+};
+
+QT_END_NAMESPACE
+
+#endif // TUMBLERVIEW_H