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Diffstat (limited to 'qtinterface/qt4/Qt/qstatemachine.h')
| -rw-r--r-- | qtinterface/qt4/Qt/qstatemachine.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/qtinterface/qt4/Qt/qstatemachine.h b/qtinterface/qt4/Qt/qstatemachine.h new file mode 100644 index 0000000..0b36998 --- /dev/null +++ b/qtinterface/qt4/Qt/qstatemachine.h @@ -0,0 +1,196 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** 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. +** +** 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 have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSTATEMACHINE_H +#define QSTATEMACHINE_H + +#include <QtCore/qstate.h> + +#include <QtCore/qcoreevent.h> +#include <QtCore/qlist.h> +#include <QtCore/qobject.h> +#include <QtCore/qset.h> +#include <QtCore/qvariant.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Core) + +#ifndef QT_NO_STATEMACHINE + +class QStateMachinePrivate; +class QAbstractAnimation; +class Q_CORE_EXPORT QStateMachine : public QState +{ + Q_OBJECT + Q_PROPERTY(QString errorString READ errorString) + Q_PROPERTY(RestorePolicy globalRestorePolicy READ globalRestorePolicy WRITE setGlobalRestorePolicy) + Q_ENUMS(RestorePolicy) +#ifndef QT_NO_ANIMATION + Q_PROPERTY(bool animated READ isAnimated WRITE setAnimated) +#endif +public: + class Q_CORE_EXPORT SignalEvent : public QEvent + { + public: + SignalEvent(QObject *sender, int signalIndex, + const QList<QVariant> &arguments); + ~SignalEvent(); + + inline QObject *sender() const { return m_sender; } + inline int signalIndex() const { return m_signalIndex; } + inline QList<QVariant> arguments() const { return m_arguments; } + + private: + QObject *m_sender; + int m_signalIndex; + QList<QVariant> m_arguments; + + friend class QSignalTransitionPrivate; + }; + + class Q_CORE_EXPORT WrappedEvent : public QEvent + { + public: + WrappedEvent(QObject *object, QEvent *event); + ~WrappedEvent(); + + inline QObject *object() const { return m_object; } + inline QEvent *event() const { return m_event; } + + private: + QObject *m_object; + QEvent *m_event; + }; + + enum EventPriority { + NormalPriority, + HighPriority + }; + + enum RestorePolicy { + DontRestoreProperties, + RestoreProperties + }; + + enum Error { + NoError, + NoInitialStateError, + NoDefaultStateInHistoryStateError, + NoCommonAncestorForTransitionError + }; + + QStateMachine(QObject *parent = 0); + ~QStateMachine(); + + void addState(QAbstractState *state); + void removeState(QAbstractState *state); + + Error error() const; + QString errorString() const; + void clearError(); + + bool isRunning() const; + +#ifndef QT_NO_ANIMATION + bool isAnimated() const; + void setAnimated(bool enabled); + + void addDefaultAnimation(QAbstractAnimation *animation); + QList<QAbstractAnimation *> defaultAnimations() const; + void removeDefaultAnimation(QAbstractAnimation *animation); +#endif // QT_NO_ANIMATION + + QStateMachine::RestorePolicy globalRestorePolicy() const; + void setGlobalRestorePolicy(QStateMachine::RestorePolicy restorePolicy); + + void postEvent(QEvent *event, EventPriority priority = NormalPriority); + int postDelayedEvent(QEvent *event, int delay); + bool cancelDelayedEvent(int id); + + QSet<QAbstractState*> configuration() const; + +#ifndef QT_NO_STATEMACHINE_EVENTFILTER + bool eventFilter(QObject *watched, QEvent *event); +#endif + +public Q_SLOTS: + void start(); + void stop(); + +Q_SIGNALS: + void started(); + void stopped(); + +protected: + void onEntry(QEvent *event); + void onExit(QEvent *event); + + virtual void beginSelectTransitions(QEvent *event); + virtual void endSelectTransitions(QEvent *event); + + virtual void beginMicrostep(QEvent *event); + virtual void endMicrostep(QEvent *event); + + bool event(QEvent *e); + +protected: + QStateMachine(QStateMachinePrivate &dd, QObject *parent); + +private: + Q_DISABLE_COPY(QStateMachine) + Q_DECLARE_PRIVATE(QStateMachine) + Q_PRIVATE_SLOT(d_func(), void _q_start()) + Q_PRIVATE_SLOT(d_func(), void _q_process()) +#ifndef QT_NO_ANIMATION + Q_PRIVATE_SLOT(d_func(), void _q_animationFinished()) +#endif +}; + +#endif //QT_NO_STATEMACHINE + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif |