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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (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 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.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMLBINDABLEVALUE_H
#define QMLBINDABLEVALUE_H
#include <QObject>
#include <qfxglobal.h>
#include <qml.h>
#include <qmlpropertyvaluesource.h>
#include <QtDeclarative/qmlexpression.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class QmlExpression;
class QmlContext;
class Q_DECLARATIVE_EXPORT QmlBindableValue : public QmlPropertyValueSource,
public QmlExpression
{
Q_OBJECT
public:
QmlBindableValue(QObject *parent);
QmlBindableValue(const QString &, QObject *, bool = true, QObject *parent=0);
QmlBindableValue(void *, QmlRefCount *, QObject *, QObject *parent);
~QmlBindableValue();
virtual void setTarget(const QmlMetaProperty &);
QmlMetaProperty property() const { return _property; }
Q_CLASSINFO("DefaultProperty", "expression");
Q_PROPERTY(QString expression READ expression WRITE setExpression);
virtual void setExpression(const QString &);
void init();
private Q_SLOTS:
void update();
protected:
virtual void valueChanged();
private:
bool _inited;
QmlMetaProperty _property;
};
QML_DECLARE_TYPE(QmlBindableValue);
QT_END_NAMESPACE
QT_END_HEADER
#endif // QMLBINDABLEVALUE_H
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