qtestwheel.h

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// Copyright (C) 2023 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 QTESTWHEEL_H
#define QTESTWHEEL_H
 
#if 0
// inform syncqt
#pragma qt_no_master_include
#endif
 
#include <QtTest/qttestglobal.h>
#include <QtTest/qtestassert.h>
#include <QtTest/qtestsystem.h>
#include <QtTest/qtestspontaneevent.h>
#include <QtCore/qpoint.h>
#include <QtCore/qstring.h>
#include <QtCore/qpointer.h>
#include <QtGui/qevent.h>
#include <QtGui/qwindow.h>
 
#include <QtCore/QDebug>
 
QT_BEGIN_NAMESPACE
 
Q_GUI_EXPORT void qt_handleWheelEvent(QWindow *window, const QPointF &local,
                                      const QPointF &global, QPoint pixelDelta,
                                      QPoint angleDelta, Qt::KeyboardModifiers mods, Qt::ScrollPhase phase);
 
namespace QTest
{
    [[maybe_unused]] static void wheelEvent(QWindow *window, QPointF pos,
                                            QPoint angleDelta, QPoint pixelDelta = QPoint(0, 0),
                                            Qt::KeyboardModifiers stateKey = Qt::NoModifier,
                                            Qt::ScrollPhase phase = Qt::NoScrollPhase)
    {
        QTEST_ASSERT(window);
 
        // pos is in window local coordinates
        const QSize windowSize = window->geometry().size();
        if (windowSize.width() <= pos.x() || windowSize.height() <= pos.y()) {
            qWarning("Mouse event at %d, %d occurs outside target window (%dx%d).",
                        static_cast<int>(pos.x()), static_cast<int>(pos.y()), windowSize.width(), windowSize.height());
        }
 
        if (pos.isNull())
            pos = QPoint(window->width() / 2, window->height() / 2);
 
        QPointF global = window->mapToGlobal(pos);
        QPointer<QWindow> w(window);
 
        if (angleDelta.isNull() && pixelDelta.isNull())
            qWarning("No angle or pixel delta specified.");
 
        qt_handleWheelEvent(w, pos, global, pixelDelta, angleDelta, stateKey, phase);
        qApp->processEvents();
    }
}
 
QT_END_NAMESPACE
 
#endif // QTESTWHEEL_H