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/****************************************************************************
**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the manual tests of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "inputinspector.h"
#include <QtQuick/QQuickItem>
#include <QtQuick/private/qquickpointerhandler_p.h>
#include <QtGui/private/qpointingdevice_p.h>
#include <QtCore/QSet>
static const int timerInterval = 100;
InputInspector::InputInspector(QObject *parent) : QObject(parent)
{
}
InputInspector::~InputInspector()
{
m_window = nullptr;
killTimer(m_timerId);
}
QString InputInspector::mouseGrabber() const
{
QString name;
if (m_window) {
if (QQuickItem *grabber = m_window->mouseGrabberItem()) {
name = objectIdentifier(grabber);
} else {
name = QLatin1String("no grabber");
}
} else {
name = "ERROR: need a source window";
}
return name;
}
QString InputInspector::passiveGrabbers() const
{
return vectorStringJoin(passiveGrabbers_helper());
}
QString InputInspector::exclusiveGrabbers() const
{
return vectorStringJoin(exclusiveGrabbers_helper());
}
QString InputInspector::vectorStringJoin(const QVector<QObject*> &arr) const
{
QString res;
for (QObject* obj: arr) {
if (!res.isEmpty())
res += QLatin1String(" , ");
res += objectIdentifier(obj);
}
res.prepend(QLatin1String("["));
res += QLatin1String("]");
return res;
}
QQuickWindow *InputInspector::source() const
{
return m_window;
}
void InputInspector::setSource(QQuickWindow *window)
{
m_window = window;
if (m_window && !m_timerId)
m_timerId = startTimer(timerInterval);
emit sourceChanged();
}
void InputInspector::update()
{
const QString mouseGrabberName = mouseGrabber();
if (lastState.mouseGrabber != mouseGrabberName) {
emit mouseGrabberChanged();
lastState.mouseGrabber = mouseGrabberName;
}
const QString tempPassiveGrabbers = passiveGrabbers();
if (lastState.passiveGrabbers != tempPassiveGrabbers) {
emit passiveGrabbersChanged();
lastState.passiveGrabbers = tempPassiveGrabbers;
}
const QString tempExclusiveGrabbers = exclusiveGrabbers();
if (lastState.exclusiveGrabbers != tempExclusiveGrabbers) {
emit exclusiveGrabbersChanged();
lastState.exclusiveGrabbers = tempExclusiveGrabbers;
}
}
void InputInspector::timerEvent(QTimerEvent *event)
{
if (event->timerId() == m_timerId)
update();
}
const QPointingDevice *InputInspector::pointerDevice() const
{
const QPointingDevice *device = nullptr;
for (const auto dev : QInputDevice::devices()) {
if (dev->type() == QInputDevice::DeviceType::TouchScreen) {
device = static_cast<const QPointingDevice *>(dev);
break;
}
}
if (!device)
device = QPointingDevice::primaryPointingDevice();
return device;
}
QVector<QObject*> InputInspector::passiveGrabbers_helper(int pointId /*= 0*/) const
{
QVector<QObject*> result;
const QPointingDevice *device = pointerDevice();
if (device && source()) {
for (auto &epd : QPointingDevicePrivate::get(device)->activePoints.values()) {
if (!pointId || epd.eventPoint.id() == pointId) {
for (auto pg : epd.passiveGrabbers) {
if (!result.contains(pg))
result << pg;
}
}
}
}
return result;
}
QVector<QObject*> InputInspector::exclusiveGrabbers_helper(int pointId /*= 0*/) const
{
QVector<QObject*> result;
const QPointingDevice *device = pointerDevice();
if (device && source()) {
for (auto &epd : QPointingDevicePrivate::get(device)->activePoints.values()) {
if (!pointId || epd.eventPoint.id() == pointId) {
if (auto g = epd.exclusiveGrabber.data()) {
if (!result.contains(g))
result << g;
}
}
}
}
return result;
}
QString InputInspector::objectIdentifier(QObject *o)
{
QString name;
name = o->objectName();
if (name.isEmpty())
name = o->property("text").toString();
if (name.isEmpty())
name = o->metaObject()->className();
if (name.isEmpty())
name = QLatin1String("unknown");
return name;
}
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