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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QTest>
#include <qevent.h>
#include <qwindow.h>
#include <QtGui/private/qpointingdevice_p.h>
Q_LOGGING_CATEGORY(lcTests, "qt.gui.tests")
class MouseEventWidget : public QWindow
{
public:
MouseEventWidget(QWindow *parent = nullptr) : QWindow(parent)
{
setGeometry(100, 100, 100, 100);
}
bool grabExclusive = false;
bool grabPassive = false;
bool mousePressEventRecieved;
bool mouseReleaseEventRecieved;
int mousePressButton;
int mousePressButtons;
int mousePressModifiers;
int mouseReleaseButton;
int mouseReleaseButtons;
int mouseReleaseModifiers;
ulong timestamp;
ulong pressTimestamp;
ulong lastTimestamp;
QVector2D velocity;
protected:
void mousePressEvent(QMouseEvent *e) override
{
const auto &firstPoint = e->point(0);
qCDebug(lcTests) << e << firstPoint;
timestamp = firstPoint.timestamp();
lastTimestamp = firstPoint.lastTimestamp();
if (e->type() == QEvent::MouseButtonPress) {
auto firstPoint = e->points().first();
QCOMPARE(e->exclusiveGrabber(firstPoint), nullptr);
QVERIFY(e->passiveGrabbers(firstPoint).isEmpty());
QCOMPARE(firstPoint.timeHeld(), 0);
QCOMPARE(firstPoint.pressTimestamp(), e->timestamp());
pressTimestamp = e->timestamp();
}
QWindow::mousePressEvent(e);
mousePressButton = e->button();
mousePressButtons = e->buttons();
mousePressModifiers = e->modifiers();
mousePressEventRecieved = true;
e->accept();
// It's not normal for QWindow to be the grabber, but that's easier to test
// without needing to create child ojects.
if (grabExclusive)
e->setExclusiveGrabber(firstPoint, this);
if (grabPassive)
e->addPassiveGrabber(firstPoint, this);
}
void mouseMoveEvent(QMouseEvent *e) override
{
qCDebug(lcTests) << e << e->points().first();
timestamp = e->points().first().timestamp();
lastTimestamp = e->points().first().lastTimestamp();
velocity = e->points().first().velocity();
}
void mouseReleaseEvent(QMouseEvent *e) override
{
qCDebug(lcTests) << e << e->points().first();
QWindow::mouseReleaseEvent(e);
mouseReleaseButton = e->button();
mouseReleaseButtons = e->buttons();
mouseReleaseModifiers = e->modifiers();
timestamp = e->points().first().timestamp();
lastTimestamp = e->points().first().lastTimestamp();
velocity = e->points().first().velocity();
mouseReleaseEventRecieved = true;
e->accept();
}
};
class tst_QMouseEvent : public QObject
{
Q_OBJECT
public slots:
void initTestCase();
void cleanupTestCase();
void init();
private slots:
void mouseEventBasic();
void checkMousePressEvent_data();
void checkMousePressEvent();
void checkMouseReleaseEvent_data();
void checkMouseReleaseEvent();
void grabbers_data();
void grabbers();
void velocity();
private:
MouseEventWidget* testMouseWidget;
};
void tst_QMouseEvent::initTestCase()
{
testMouseWidget = new MouseEventWidget;
testMouseWidget->show();
}
void tst_QMouseEvent::cleanupTestCase()
{
delete testMouseWidget;
}
void tst_QMouseEvent::init()
{
testMouseWidget->mousePressEventRecieved = false;
testMouseWidget->mouseReleaseEventRecieved = false;
testMouseWidget->mousePressButton = 0;
testMouseWidget->mousePressButtons = 0;
testMouseWidget->mousePressModifiers = 0;
testMouseWidget->mouseReleaseButton = 0;
testMouseWidget->mouseReleaseButtons = 0;
testMouseWidget->mouseReleaseModifiers = 0;
}
void tst_QMouseEvent::mouseEventBasic()
{
QPointF local(100, 100);
QPointF scene(200, 200);
QPointF screen(300, 300);
// Press left button
QMouseEvent me(QEvent::MouseButtonPress, local, scene, screen, Qt::LeftButton, Qt::LeftButton, Qt::NoModifier);
QVERIFY(me.isInputEvent());
QVERIFY(me.isPointerEvent());
QVERIFY(me.isSinglePointEvent());
QCOMPARE(me.isAccepted(), true);
QCOMPARE(me.button(), Qt::LeftButton);
QCOMPARE(me.buttons(), Qt::LeftButton);
QVERIFY(me.isBeginEvent());
QVERIFY(!me.isEndEvent());
QCOMPARE(me.position(), local);
QCOMPARE(me.scenePosition(), scene);
QCOMPARE(me.globalPosition(), screen);
// Press right button while left is already pressed
QMouseEvent me2(QEvent::MouseButtonPress, local, scene, screen, Qt::RightButton, Qt::LeftButton | Qt::RightButton, Qt::NoModifier);
QVERIFY(me2.isBeginEvent());
QVERIFY(!me2.isEndEvent());
// Release right button while left is still pressed
QMouseEvent me3 = QMouseEvent(QEvent::MouseButtonRelease, local, scene, screen, Qt::RightButton, Qt::LeftButton, Qt::NoModifier);
QVERIFY(!me3.isBeginEvent());
QVERIFY(me3.isEndEvent());
// Release left button in the usual way
QMouseEvent me4 = QMouseEvent(QEvent::MouseButtonRelease, local, scene, screen, Qt::LeftButton, Qt::NoButton, Qt::NoModifier);
QVERIFY(!me4.isBeginEvent());
QVERIFY(me4.isEndEvent());
}
void tst_QMouseEvent::checkMousePressEvent_data()
{
QTest::addColumn<int>("buttonPressed");
QTest::addColumn<int>("keyPressed");
QTest::newRow("leftButton-nokey") << int(Qt::LeftButton) << int(Qt::NoButton);
QTest::newRow("leftButton-shiftkey") << int(Qt::LeftButton) << int(Qt::ShiftModifier);
QTest::newRow("leftButton-controlkey") << int(Qt::LeftButton) << int(Qt::ControlModifier);
QTest::newRow("leftButton-altkey") << int(Qt::LeftButton) << int(Qt::AltModifier);
QTest::newRow("leftButton-metakey") << int(Qt::LeftButton) << int(Qt::MetaModifier);
QTest::newRow("rightButton-nokey") << int(Qt::RightButton) << int(Qt::NoButton);
QTest::newRow("rightButton-shiftkey") << int(Qt::RightButton) << int(Qt::ShiftModifier);
QTest::newRow("rightButton-controlkey") << int(Qt::RightButton) << int(Qt::ControlModifier);
QTest::newRow("rightButton-altkey") << int(Qt::RightButton) << int(Qt::AltModifier);
QTest::newRow("rightButton-metakey") << int(Qt::RightButton) << int(Qt::MetaModifier);
QTest::newRow("middleButton-nokey") << int(Qt::MiddleButton) << int(Qt::NoButton);
QTest::newRow("middleButton-shiftkey") << int(Qt::MiddleButton) << int(Qt::ShiftModifier);
QTest::newRow("middleButton-controlkey") << int(Qt::MiddleButton) << int(Qt::ControlModifier);
QTest::newRow("middleButton-altkey") << int(Qt::MiddleButton) << int(Qt::AltModifier);
QTest::newRow("middleButton-metakey") << int(Qt::MiddleButton) << int(Qt::MetaModifier);
}
void tst_QMouseEvent::checkMousePressEvent()
{
QFETCH(int,buttonPressed);
QFETCH(int,keyPressed);
int button = buttonPressed;
int buttons = button;
int modifiers = keyPressed;
QTest::mousePress(testMouseWidget, Qt::MouseButton(buttonPressed), Qt::KeyboardModifiers(keyPressed));
qApp->processEvents();
QVERIFY(testMouseWidget->mousePressEventRecieved);
QCOMPARE(testMouseWidget->mousePressButton, button);
QCOMPARE(testMouseWidget->mousePressButtons, buttons);
QCOMPARE(testMouseWidget->mousePressModifiers, modifiers);
QTest::mouseRelease(testMouseWidget, Qt::MouseButton(buttonPressed), Qt::KeyboardModifiers(keyPressed));
qApp->processEvents();
}
void tst_QMouseEvent::checkMouseReleaseEvent_data()
{
QTest::addColumn<int>("buttonReleased");
QTest::addColumn<int>("keyPressed");
QTest::newRow("leftButton-nokey") << int(Qt::LeftButton) << int(Qt::NoButton);
QTest::newRow("leftButton-shiftkey") << int(Qt::LeftButton) << int(Qt::ShiftModifier);
QTest::newRow("leftButton-controlkey") << int(Qt::LeftButton) << int(Qt::ControlModifier);
QTest::newRow("leftButton-altkey") << int(Qt::LeftButton) << int(Qt::AltModifier);
QTest::newRow("leftButton-metakey") << int(Qt::LeftButton) << int(Qt::MetaModifier);
QTest::newRow("rightButton-nokey") << int(Qt::RightButton) << int(Qt::NoButton);
QTest::newRow("rightButton-shiftkey") << int(Qt::RightButton) << int(Qt::ShiftModifier);
QTest::newRow("rightButton-controlkey") << int(Qt::RightButton) << int(Qt::ControlModifier);
QTest::newRow("rightButton-altkey") << int(Qt::RightButton) << int(Qt::AltModifier);
QTest::newRow("rightButton-metakey") << int(Qt::RightButton) << int(Qt::MetaModifier);
QTest::newRow("middleButton-nokey") << int(Qt::MiddleButton) << int(Qt::NoButton);
QTest::newRow("middleButton-shiftkey") << int(Qt::MiddleButton) << int(Qt::ShiftModifier);
QTest::newRow("middleButton-controlkey") << int(Qt::MiddleButton) << int(Qt::ControlModifier);
QTest::newRow("middleButton-altkey") << int(Qt::MiddleButton) << int(Qt::AltModifier);
QTest::newRow("middleButton-metakey") << int(Qt::MiddleButton) << int(Qt::MetaModifier);
}
void tst_QMouseEvent::checkMouseReleaseEvent()
{
QFETCH(int,buttonReleased);
QFETCH(int,keyPressed);
int button = buttonReleased;
int buttons = 0;
int modifiers = keyPressed;
QTest::mouseClick(testMouseWidget, Qt::MouseButton(buttonReleased), Qt::KeyboardModifiers(keyPressed));
qApp->processEvents();
QVERIFY(testMouseWidget->mouseReleaseEventRecieved);
QCOMPARE(testMouseWidget->mouseReleaseButton, button);
QCOMPARE(testMouseWidget->mouseReleaseButtons, buttons);
QCOMPARE(testMouseWidget->mouseReleaseModifiers, modifiers);
}
void tst_QMouseEvent::grabbers_data()
{
QTest::addColumn<bool>("grabExclusive");
QTest::addColumn<bool>("grabPassive");
QTest::newRow("no grab") << false << false;
QTest::newRow("exclusive") << true << false;
QTest::newRow("passive") << false << true;
}
void tst_QMouseEvent::grabbers()
{
QFETCH(bool, grabExclusive);
QFETCH(bool, grabPassive);
testMouseWidget->grabExclusive = grabExclusive;
testMouseWidget->grabPassive = grabPassive;
QTest::mousePress(testMouseWidget, Qt::LeftButton, Qt::KeyboardModifiers(), {10, 10});
auto devPriv = QPointingDevicePrivate::get(QPointingDevice::primaryPointingDevice());
QCOMPARE(devPriv->activePoints.count(), 1);
// Ensure that grabbers are persistent between events, within the stored touchpoints
auto firstEPD = devPriv->pointById(0);
QCOMPARE(firstEPD->eventPoint.pressTimestamp(), testMouseWidget->pressTimestamp);
QCOMPARE(firstEPD->exclusiveGrabber, grabExclusive ? testMouseWidget : nullptr);
QCOMPARE(firstEPD->passiveGrabbers.count(), grabPassive ? 1 : 0);
if (grabPassive)
QCOMPARE(firstEPD->passiveGrabbers.first(), testMouseWidget);
// Ensure that grabbers are forgotten after release delivery
QTest::mouseRelease(testMouseWidget, Qt::LeftButton, Qt::KeyboardModifiers(), {10, 10});
QTRY_COMPARE(firstEPD->exclusiveGrabber, nullptr);
QCOMPARE(firstEPD->passiveGrabbers.count(), 0);
}
void tst_QMouseEvent::velocity()
{
testMouseWidget->grabExclusive = true;
auto devPriv = QPointingDevicePrivate::get(const_cast<QPointingDevice *>(QPointingDevice::primaryPointingDevice()));
devPriv->activePoints.clear();
qCDebug(lcTests) << "sending mouse press event";
QPoint pos(10, 10);
QTest::mousePress(testMouseWidget, Qt::LeftButton, Qt::KeyboardModifiers(), pos);
QCOMPARE(devPriv->activePoints.count(), 1);
QVERIFY(devPriv->activePoints.count() <= 2);
const auto &firstPoint = devPriv->pointById(0)->eventPoint;
QVERIFY(firstPoint.timestamp() > 0);
QCOMPARE(firstPoint.state(), QEventPoint::State::Pressed);
ulong timestamp = firstPoint.timestamp();
for (int i = 1; i < 4; ++i) {
qCDebug(lcTests) << "sending mouse move event" << i;
pos += {10, 10};
QTest::mouseMove(testMouseWidget, pos, 1);
qApp->processEvents();
qCDebug(lcTests) << firstPoint;
// currently we expect it to be updated in-place in devPriv->activePoints
QVERIFY(firstPoint.timestamp() > timestamp);
QVERIFY(testMouseWidget->timestamp > testMouseWidget->lastTimestamp);
QCOMPARE(testMouseWidget->timestamp, firstPoint.timestamp());
timestamp = firstPoint.timestamp();
QVERIFY(testMouseWidget->velocity.x() > 0);
QVERIFY(testMouseWidget->velocity.y() > 0);
}
QTest::mouseRelease(testMouseWidget, Qt::LeftButton, Qt::KeyboardModifiers(), pos, 1);
qCDebug(lcTests) << firstPoint;
QVERIFY(testMouseWidget->velocity.x() > 0);
QVERIFY(testMouseWidget->velocity.y() > 0);
}
QTEST_MAIN(tst_QMouseEvent)
#include "tst_qmouseevent.moc"
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