| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the test suite module 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 "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); |
| } |