210 lines
6.8 KiB
C++
210 lines
6.8 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QApplication>
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#include <QLabel>
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#include <QMenu>
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#include <QMenuBar>
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#include <QAction>
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#include <QMainWindow>
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#include <QSplitter>
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#include <QVector>
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#include <QCommandLineOption>
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#include <QCommandLineParser>
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#include <QPlainTextEdit>
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#include <QPaintEvent>
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#include <QScreen>
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#include <QDebug>
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#include <QTextStream>
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QDebug operator<<(QDebug debug, const QTouchDevice *d)
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{
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QDebugStateSaver saver(debug);
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debug.nospace();
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debug << "QTouchDevice(" << d->name() << ',';
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switch (d->type()) {
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case QTouchDevice::TouchScreen:
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debug << "TouchScreen";
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break;
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case QTouchDevice::TouchPad:
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debug << "TouchPad";
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break;
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}
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debug << ", capabilities=" << d->capabilities()
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<< ", maximumTouchPoints=" << d->maximumTouchPoints() << ')';
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return debug;
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}
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typedef QVector<QEvent::Type> EventTypeVector;
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class EventFilter : public QObject {
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Q_OBJECT
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public:
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explicit EventFilter(const EventTypeVector &types, QObject *p) : QObject(p), m_types(types) {}
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bool eventFilter(QObject *, QEvent *) Q_DECL_OVERRIDE;
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signals:
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void eventReceived(const QString &);
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private:
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const EventTypeVector m_types;
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};
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bool EventFilter::eventFilter(QObject *o, QEvent *e)
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{
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static int n = 0;
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if (m_types.contains(e->type())) {
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QString message;
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QDebug(&message) << '#' << n++ << ' ' << o->objectName() << ' ' << e;
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emit eventReceived(message);
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}
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return false;
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}
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class TouchTestWidget : public QWidget {
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public:
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explicit TouchTestWidget(QWidget *parent = 0) : QWidget(parent)
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{
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setAttribute(Qt::WA_AcceptTouchEvents);
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}
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bool event(QEvent *event) Q_DECL_OVERRIDE
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{
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switch (event->type()) {
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case QEvent::TouchBegin:
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case QEvent::TouchUpdate:
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case QEvent::TouchEnd:
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event->accept();
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return true;
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default:
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break;
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}
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return QWidget::event(event);
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}
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};
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class MainWindow : public QMainWindow
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{
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Q_OBJECT
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public:
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MainWindow();
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QWidget *touchWidget() const { return m_touchWidget; }
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public slots:
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void appendToLog(const QString &text) { m_logTextEdit->appendPlainText(text); }
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void dumpTouchDevices();
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private:
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QWidget *m_touchWidget;
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QPlainTextEdit *m_logTextEdit;
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};
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MainWindow::MainWindow()
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: m_touchWidget(new TouchTestWidget)
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, m_logTextEdit(new QPlainTextEdit)
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{
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setWindowTitle(QStringLiteral("Touch Event Tester ") + QT_VERSION_STR);
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setObjectName("MainWin");
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QMenu *fileMenu = menuBar()->addMenu("File");
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QAction *da = fileMenu->addAction(QStringLiteral("Dump devices"));
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da->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_D));
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connect(da, SIGNAL(triggered()), this, SLOT(dumpTouchDevices()));
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QAction *qa = fileMenu->addAction(QStringLiteral("Quit"));
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qa->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
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connect(qa, SIGNAL(triggered()), this, SLOT(close()));
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QSplitter *mainSplitter = new QSplitter(Qt::Vertical);
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m_touchWidget->setObjectName(QStringLiteral("TouchWidget"));
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const QSize screenSize = QGuiApplication::primaryScreen()->availableGeometry().size();
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m_touchWidget->setMinimumSize(screenSize / 2);
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mainSplitter->addWidget(m_touchWidget);
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m_logTextEdit->setObjectName(QStringLiteral("LogTextEdit"));
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m_logTextEdit->setMinimumHeight(screenSize.height() / 4);
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mainSplitter->addWidget(m_logTextEdit);
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setCentralWidget(mainSplitter);
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dumpTouchDevices();
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}
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void MainWindow::dumpTouchDevices()
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{
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QString message;
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QDebug debug(&message);
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const QList<const QTouchDevice *> devices = QTouchDevice::devices();
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debug << devices.size() << "Device(s):\n";
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for (int i = 0; i < devices.size(); ++i)
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debug << "Device #" << i << devices.at(i) << '\n';
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appendToLog(message);
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}
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int main(int argc, char *argv[])
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{
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QApplication a(argc, argv);
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QCommandLineParser parser;
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parser.setApplicationDescription(QStringLiteral("Touch/Mouse tester"));
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parser.addHelpOption();
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const QCommandLineOption mouseMoveOption(QStringLiteral("mousemove"),
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QStringLiteral("Log mouse move events"));
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parser.addOption(mouseMoveOption);
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const QCommandLineOption globalFilterOption(QStringLiteral("global"),
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QStringLiteral("Global event filter"));
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parser.addOption(globalFilterOption);
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parser.process(QApplication::arguments());
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MainWindow w;
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w.show();
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const QSize pos = QGuiApplication::primaryScreen()->availableGeometry().size() - w.size();
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w.move(pos.width() / 2, pos.height() / 2);
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EventTypeVector eventTypes;
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eventTypes << QEvent::MouseButtonPress << QEvent::MouseButtonRelease
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<< QEvent::MouseButtonDblClick
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<< QEvent::TouchBegin << QEvent::TouchUpdate << QEvent::TouchEnd;
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if (parser.isSet(mouseMoveOption))
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eventTypes << QEvent::MouseMove;
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QObject *filterTarget = parser.isSet(globalFilterOption)
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? static_cast<QObject *>(&a)
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: static_cast<QObject *>(w.touchWidget());
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EventFilter *filter = new EventFilter(eventTypes, filterTarget);
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filterTarget->installEventFilter(filter);
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QObject::connect(filter, SIGNAL(eventReceived(QString)), &w, SLOT(appendToLog(QString)));
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return a.exec();
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}
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#include "main.moc"
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