tests/manual/qtouchevent/touchwidget.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/manual/qtouchevent/touchwidget.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,135 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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);
+}