1 files changed, 56 insertions, 0 deletions
diff --git a/src/plugins/platforms/xcb/qxcbscrollingdevice_p.h b/src/plugins/platforms/xcb/qxcbscrollingdevice_p.h
new file mode 100644
index 0000000000..3ee0c06a86
--- /dev/null
+++ b/src/plugins/platforms/xcb/qxcbscrollingdevice_p.h
@@ -0,0 +1,56 @@
+// Copyright (C) 2020 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef QXCBSCROLLINGDEVICE_P_H
+#define QXCBSCROLLINGDEVICE_P_H
+
+#include <QtGui/private/qpointingdevice_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QXcbScrollingDevicePrivate : public QPointingDevicePrivate
+{
+    Q_DECLARE_PUBLIC(QPointingDevice)
+public:
+    QXcbScrollingDevicePrivate(const QString &name, qint64 id, QPointingDevice::Capabilities caps,
+                     int buttonCount = 3, const QString &seatName = QString());
+
+    // scrolling-related data
+    int verticalIndex = 0;
+    int horizontalIndex = 0;
+    double verticalIncrement = 0;
+    double horizontalIncrement = 0;
+    Qt::Orientations orientations;
+    Qt::Orientations legacyOrientations;
+    mutable QPointF lastScrollPosition;
+    // end of scrolling-related data
+};
+
+class QXcbScrollingDevice : public QPointingDevice
+{
+    Q_OBJECT
+public:
+    QXcbScrollingDevice(QXcbScrollingDevicePrivate &d, QObject *parent)
+        : QPointingDevice(d, parent) {}
+
+    QXcbScrollingDevice(const QString &name, qint64 deviceId, Capabilities caps, int buttonCount,
+                        const QString &seatName = QString(), QObject *parent = nullptr)
+        : QPointingDevice(*new QXcbScrollingDevicePrivate(name, deviceId, caps, buttonCount, seatName), parent)
+    {
+    }
+
+    inline static QXcbScrollingDevicePrivate *get(QXcbScrollingDevice *q)
+    {
+        return static_cast<QXcbScrollingDevicePrivate *>(QObjectPrivate::get(q));
+    }
+
+    inline static const QXcbScrollingDevicePrivate *get(const QXcbScrollingDevice *q)
+    {
+        return static_cast<const QXcbScrollingDevicePrivate *>(QObjectPrivate::get(q));
+    }
+
+};
+
+QT_END_NAMESPACE
+
+#endif // QXCBSCROLLINGDEVICE_P_H