diff options
Diffstat (limited to 'examples/statemachine/composition/main.cpp')
-rw-r--r-- | examples/statemachine/composition/main.cpp | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/examples/statemachine/composition/main.cpp b/examples/statemachine/composition/main.cpp new file mode 100644 index 0000000..24b823c --- /dev/null +++ b/examples/statemachine/composition/main.cpp @@ -0,0 +1,104 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtCore 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> +#ifdef QT_STATEMACHINE_SOLUTION +#include <qstatemachine.h> +#include <qstate.h> +#include <qfinalstate.h> +#endif + +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + QLabel label; + label.setAlignment(Qt::AlignCenter); + + QStateMachine machine; + + QState *s1 = new QState(); + s1->setObjectName("s1"); + s1->assignProperty(&label, "text", "In S1, hang on..."); + s1->assignProperty(&label, "geometry", QRect(100, 100, 200, 100)); + + QState *s1_timer = new QState(s1); + s1_timer->setObjectName("s1_timer"); + QTimer t1; + t1.setInterval(2000); + s1_timer->invokeMethodOnEntry(&t1, "start"); + QFinalState *s1_done = new QFinalState(s1); + s1_done->setObjectName("s1_done"); + s1_timer->addTransition(&t1, SIGNAL(timeout()), s1_done); + s1->setInitialState(s1_timer); + + QState *s2 = new QState(); + s2->setObjectName("s2"); + s2->assignProperty(&label, "text", "In S2, I'm gonna quit on you..."); + s2->assignProperty(&label, "geometry", QRect(300, 300, 300, 100)); +// s2->invokeMethodOnEntry(&label, "setNum", QList<QVariant>() << 123); +// s2->invokeMethodOnEntry(&label, "showMaximized"); + + QState *s2_timer = new QState(s2); + s2_timer->setObjectName("s2_timer"); + QTimer t2; + t2.setInterval(2000); + s2_timer->invokeMethodOnEntry(&t2, "start"); + QFinalState *s2_done = new QFinalState(s2); + s2_done->setObjectName("s2_done"); + s2_timer->addTransition(&t2, SIGNAL(timeout()), s2_done); + s2->setInitialState(s2_timer); + + s1->addFinishedTransition(s2); + + QFinalState *s3 = new QFinalState(); + s3->setObjectName("s3"); + s2->addFinishedTransition(s3); + + machine.addState(s1); + machine.addState(s2); + machine.addState(s3); + machine.setInitialState(s1); + QObject::connect(&machine, SIGNAL(finished()), &app, SLOT(quit())); + machine.start(); + + label.show(); + return app.exec(); +} |