qtestsupport_widgets.cpp

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// Copyright (C) 2018 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
 
#include "qtestsupport_widgets.h"
 
#include "qwidget.h"
 
#include <QtGui/qwindow.h>
#include <QtCore/qtestsupport_core.h>
#include <QtCore/qthread.h>
#include <QtGui/qtestsupport_gui.h>
#include <QtGui/private/qevent_p.h>
#include <QtGui/private/qeventpoint_p.h>
#include <private/qguiapplication_p.h>
#include <qpa/qplatformintegration.h>
 
QT_BEGIN_NAMESPACE
 
template <typename FunctorWindowGetter, typename FunctorPredicate>
static bool qWaitForWidgetWindow(FunctorWindowGetter windowGetter, FunctorPredicate predicate, int timeout)
{
    if (!windowGetter())
        return false;
 
    return QTest::qWaitFor([&]() {
        if (QWindow *window = windowGetter())
            return predicate(window);
        return false;
    }, timeout);
}
 
Q_WIDGETS_EXPORT bool QTest::qWaitForWindowActive(QWidget *widget, int timeout)
{
    if (Q_UNLIKELY(!QGuiApplicationPrivate::platformIntegration()->hasCapability(QPlatformIntegration::WindowActivation))) {
        qWarning() << "qWaitForWindowActive was called on a platform that doesn't support window"
                   << "activation. This means there is an error in the test and it should either"
                   << "check for the WindowActivation platform capability before calling"
                   << "qWaitForWindowActivate, use qWaitForWindowExposed instead, or skip the test."
                   << "Falling back to qWaitForWindowExposed.";
        return qWaitForWindowExposed(widget, timeout);
    }
    return qWaitForWidgetWindow([&]() { return widget->window()->windowHandle(); },
                                [&](QWindow *window) { return window->isActive(); },
                                timeout);
}
 
Q_WIDGETS_EXPORT bool QTest::qWaitForWindowExposed(QWidget *widget, int timeout)
{
    return qWaitForWidgetWindow([&]() { return widget->window()->windowHandle(); },
                                [&](QWindow *window) { return window->isExposed(); },
                                timeout);
}
 
namespace QTest {
 
QTouchEventWidgetSequence::~QTouchEventWidgetSequence()
{
    if (commitWhenDestroyed)
        QTouchEventWidgetSequence::commit();
}
 
QTouchEventWidgetSequence& QTouchEventWidgetSequence::press(int touchId, const QPoint &pt, QWidget *widget)
{
    auto &p = point(touchId);
    QMutableEventPoint::setGlobalPosition(p, mapToScreen(widget, pt));
    QMutableEventPoint::setState(p, QEventPoint::State::Pressed);
    return *this;
}
QTouchEventWidgetSequence& QTouchEventWidgetSequence::move(int touchId, const QPoint &pt, QWidget *widget)
{
    auto &p = point(touchId);
    QMutableEventPoint::setGlobalPosition(p, mapToScreen(widget, pt));
    QMutableEventPoint::setState(p, QEventPoint::State::Updated);
    return *this;
}
QTouchEventWidgetSequence& QTouchEventWidgetSequence::release(int touchId, const QPoint &pt, QWidget *widget)
{
    auto &p = point(touchId);
    QMutableEventPoint::setGlobalPosition(p, mapToScreen(widget, pt));
    QMutableEventPoint::setState(p, QEventPoint::State::Released);
    return *this;
}
 
QTouchEventWidgetSequence& QTouchEventWidgetSequence::stationary(int touchId)
{
    auto &p = pointOrPreviousPoint(touchId);
    QMutableEventPoint::setState(p, QEventPoint::State::Stationary);
    return *this;
}
 
bool QTouchEventWidgetSequence::commit(bool processEvents)
{
    bool ret = false;
    if (points.isEmpty())
        return ret;
    QThread::sleep(std::chrono::milliseconds{1});
    if (targetWindow) {
        ret = qt_handleTouchEventv2(targetWindow, device, points.values());
    } else if (targetWidget) {
        ret = qt_handleTouchEventv2(targetWidget->windowHandle(), device, points.values());
    }
    if (processEvents)
        QCoreApplication::processEvents();
    previousPoints = points;
    points.clear();
    return ret;
}
 
QTest::QTouchEventWidgetSequence::QTouchEventWidgetSequence(QWidget *widget, QPointingDevice *aDevice, bool autoCommit)
    : QTouchEventSequence(nullptr, aDevice, autoCommit), targetWidget(widget)
{
}
 
QPoint QTouchEventWidgetSequence::mapToScreen(QWidget *widget, const QPoint &pt)
{
    if (widget)
        return widget->mapToGlobal(pt);
    return targetWidget ? targetWidget->mapToGlobal(pt) : pt;
}
 
} // namespace QTest
 
QT_END_NAMESPACE