qt5base-lts/tests/manual/qtouchevent/touchwidget.cpp
Iikka Eklund be15856f61 Change copyrights from Nokia to Digia
Change copyrights and license headers from Nokia to Digia

Change-Id: If1cc974286d29fd01ec6c19dd4719a67f4c3f00e
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
2012-09-22 19:20:11 +02:00

136 lines
4.8 KiB
C++

/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "touchwidget.h"
#include <QApplication>
#include <QtEvents>
#include <QTimer>
#include <QTouchEvent>
void TouchWidget::reset()
{
acceptTouchBegin
= acceptTouchUpdate
= acceptTouchEnd
= seenTouchBegin
= seenTouchUpdate
= seenTouchEnd
= closeWindowOnTouchEnd
= acceptMousePress
= acceptMouseMove
= acceptMouseRelease
= seenMousePress
= seenMouseMove
= seenMouseRelease
= closeWindowOnMouseRelease
= false;
touchPointCount = 0;
}
bool TouchWidget::event(QEvent *event)
{
switch (event->type()) {
case QEvent::TouchBegin:
if (seenTouchBegin) qWarning("TouchBegin: already seen a TouchBegin");
if (seenTouchUpdate) qWarning("TouchBegin: TouchUpdate cannot happen before TouchBegin");
if (seenTouchEnd) qWarning("TouchBegin: TouchEnd cannot happen before TouchBegin");
seenTouchBegin = !seenTouchBegin && !seenTouchUpdate && !seenTouchEnd;
touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count());
if (acceptTouchBegin) {
event->accept();
return true;
}
break;
case QEvent::TouchUpdate:
if (!seenTouchBegin) qWarning("TouchUpdate: have not seen TouchBegin");
if (seenTouchEnd) qWarning("TouchUpdate: TouchEnd cannot happen before TouchUpdate");
seenTouchUpdate = seenTouchBegin && !seenTouchEnd;
touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count());
if (acceptTouchUpdate) {
event->accept();
return true;
}
break;
case QEvent::TouchEnd:
if (!seenTouchBegin) qWarning("TouchEnd: have not seen TouchBegin");
if (seenTouchEnd) qWarning("TouchEnd: already seen a TouchEnd");
seenTouchEnd = seenTouchBegin && !seenTouchEnd;
touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count());
if (closeWindowOnTouchEnd)
window()->close();
if (acceptTouchEnd) {
event->accept();
return true;
}
break;
case QEvent::MouseButtonPress:
case QEvent::MouseButtonDblClick:
seenMousePress = true;
if (acceptMousePress) {
event->accept();
return true;
}
break;
case QEvent::MouseMove:
seenMouseMove = true;
if (acceptMouseMove) {
event->accept();
return true;
}
break;
case QEvent::MouseButtonRelease:
seenMouseRelease = true;
if (closeWindowOnMouseRelease)
window()->close();
if (acceptMouseRelease) {
event->accept();
return true;
}
break;
default:
break;
}
return QWidget::event(event);
}