/****************************************************************************
**
** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 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 GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#ifndef CONTAINER_H
#define CONTAINER_H

#include <QtDesigner/extension.h>
#include <QtCore/QObject>

QT_BEGIN_HEADER

class QWidget;

class QDesignerContainerExtension
{
public:
    virtual ~QDesignerContainerExtension() {}

    virtual int count() const = 0;
    virtual QWidget *widget(int index) const = 0;

    virtual int currentIndex() const = 0;
    virtual void setCurrentIndex(int index) = 0;

    virtual void addWidget(QWidget *widget) = 0;
    virtual void insertWidget(int index, QWidget *widget) = 0;
    virtual void remove(int index) = 0;
};
Q_DECLARE_EXTENSION_INTERFACE(QDesignerContainerExtension, "com.trolltech.Qt.Designer.Container")

QT_END_HEADER

#endif // CONTAINER_H
