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-/****************************************************************************
-**
-** 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 QtDeclarative 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.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QMLSTATE_P_H
-#define QMLSTATE_P_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists purely as an
-// implementation detail. This header file may change from version to
-// version without notice, or even be removed.
-//
-// We mean it.
-//
-
-#include "qmlstate_p.h"
-
-#include "qmlanimation_p_p.h"
-#include "qmltransitionmanager_p_p.h"
-
-#include <qmlguard_p.h>
-
-#include <private/qobject_p.h>
-
-QT_BEGIN_NAMESPACE
-
-class QmlSimpleAction
-{
-public:
- enum State { StartState, EndState };
- QmlSimpleAction(const QmlAction &a, State state = StartState)
- {
- property = a.property;
- specifiedObject = a.specifiedObject;
- specifiedProperty = a.specifiedProperty;
- event = a.event;
- if (state == StartState) {
- value = a.fromValue;
- binding = property.binding();
- reverseEvent = true;
- } else {
- value = a.toValue;
- binding = a.toBinding;
- reverseEvent = false;
- }
- }
-
- QmlMetaProperty property;
- QVariant value;
- QmlAbstractBinding *binding;
- QObject *specifiedObject;
- QString specifiedProperty;
- QmlActionEvent *event;
- bool reverseEvent;
-};
-
-class QmlStatePrivate : public QObjectPrivate
-{
- Q_DECLARE_PUBLIC(QmlState)
-
-public:
- QmlStatePrivate()
- : when(0), inState(false), group(0) {}
-
- typedef QList<QmlSimpleAction> SimpleActionList;
-
- QString name;
- QmlBinding *when;
-
- struct OperationGuard : public QmlGuard<QmlStateOperation>
- {
- OperationGuard(QObject *obj, QList<OperationGuard> *l) : list(l) { (QmlGuard<QObject>&)*this = obj; }
- QList<OperationGuard> *list;
- void objectDestroyed(QmlStateOperation *) {
- // we assume priv will always be destroyed after objectDestroyed calls
- list->removeOne(*this);
- }
- };
- QList<OperationGuard> operations;
-
- static void operations_append(QmlListProperty<QmlStateOperation> *prop, QmlStateOperation *op) {
- QList<OperationGuard> *list = static_cast<QList<OperationGuard> *>(prop->data);
- list->append(OperationGuard(op, list));
- }
- static void operations_clear(QmlListProperty<QmlStateOperation> *prop) {
- QList<OperationGuard> *list = static_cast<QList<OperationGuard> *>(prop->data);
- list->clear();
- }
- static int operations_count(QmlListProperty<QmlStateOperation> *prop) {
- QList<OperationGuard> *list = static_cast<QList<OperationGuard> *>(prop->data);
- return list->count();
- }
- static QmlStateOperation *operations_at(QmlListProperty<QmlStateOperation> *prop, int index) {
- QList<OperationGuard> *list = static_cast<QList<OperationGuard> *>(prop->data);
- return list->at(index);
- }
-
- QmlTransitionManager transitionManager;
-
- SimpleActionList revertList;
- QList<QmlMetaProperty> reverting;
- QString extends;
- mutable bool inState;
- QmlStateGroup *group;
-
- QmlStateOperation::ActionList generateActionList(QmlStateGroup *) const;
- void complete();
-};
-
-QT_END_NAMESPACE
-
-#endif // QMLSTATE_P_H