05fc3aef53
Replace the current license disclaimer in files by a SPDX-License-Identifier. Files that have to be modified by hand are modified. License files are organized under LICENSES directory. Task-number: QTBUG-67283 Change-Id: Id880c92784c40f3bbde861c0d93f58151c18b9f1 Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org> Reviewed-by: Lars Knoll <lars.knoll@qt.io> Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
98 lines
3.0 KiB
C++
98 lines
3.0 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#include "touchwidget.h"
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#include <QApplication>
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#include <QtEvents>
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#include <QTimer>
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#include <QTouchEvent>
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void TouchWidget::reset()
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{
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acceptTouchBegin
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= acceptTouchUpdate
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= acceptTouchEnd
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= seenTouchBegin
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= seenTouchUpdate
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= seenTouchEnd
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= closeWindowOnTouchEnd
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= acceptMousePress
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= acceptMouseMove
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= acceptMouseRelease
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= seenMousePress
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= seenMouseMove
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= seenMouseRelease
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= closeWindowOnMouseRelease
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= false;
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touchPointCount = 0;
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}
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bool TouchWidget::event(QEvent *event)
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{
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switch (event->type()) {
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case QEvent::TouchBegin:
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if (seenTouchBegin) qWarning("TouchBegin: already seen a TouchBegin");
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if (seenTouchUpdate) qWarning("TouchBegin: TouchUpdate cannot happen before TouchBegin");
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if (seenTouchEnd) qWarning("TouchBegin: TouchEnd cannot happen before TouchBegin");
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seenTouchBegin = !seenTouchBegin && !seenTouchUpdate && !seenTouchEnd;
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touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count());
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if (acceptTouchBegin) {
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event->accept();
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return true;
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}
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break;
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case QEvent::TouchUpdate:
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if (!seenTouchBegin) qWarning("TouchUpdate: have not seen TouchBegin");
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if (seenTouchEnd) qWarning("TouchUpdate: TouchEnd cannot happen before TouchUpdate");
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seenTouchUpdate = seenTouchBegin && !seenTouchEnd;
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touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count());
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if (acceptTouchUpdate) {
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event->accept();
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return true;
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}
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break;
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case QEvent::TouchEnd:
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if (!seenTouchBegin) qWarning("TouchEnd: have not seen TouchBegin");
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if (seenTouchEnd) qWarning("TouchEnd: already seen a TouchEnd");
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seenTouchEnd = seenTouchBegin && !seenTouchEnd;
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touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count());
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if (closeWindowOnTouchEnd)
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window()->close();
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if (acceptTouchEnd) {
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event->accept();
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return true;
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}
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break;
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case QEvent::MouseButtonPress:
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case QEvent::MouseButtonDblClick:
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seenMousePress = true;
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if (acceptMousePress) {
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event->accept();
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return true;
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}
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break;
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case QEvent::MouseMove:
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seenMouseMove = true;
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if (acceptMouseMove) {
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event->accept();
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return true;
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}
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break;
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case QEvent::MouseButtonRelease:
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seenMouseRelease = true;
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if (closeWindowOnMouseRelease)
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window()->close();
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if (acceptMouseRelease) {
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event->accept();
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return true;
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}
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break;
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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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