/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU Lesser General Public License as published by

* the Free Software Foundation, version 2.1 of the License.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

* GNU Lesser General Public License for more details.

*

* You should have received a copy of the GNU Lesser General Public License

* along with this program.  If not,

* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".

*

* Description:

*

*/

#ifndef __gva_slidingwidget_h__

#define __gva_slidingwidget_h__

#include <QtGui>

namespace GVA {

  class ChromeSnippet;

  class SlidingWidget : public QGraphicsWidget

  {

  public:

    SlidingWidget(QGraphicsItem* parent = 0);

    virtual ~SlidingWidget();

    void setWindow(QGraphicsWidget* window);

    qreal slide(qreal delta);

    qreal shrink(qreal delta);

    void setShrinkMax(qreal value) {m_shrinkMax = value;}

    void attachItem(QGraphicsWidget * item);

    void detachItem(QGraphicsWidget * item);

  protected:

    virtual void resizeEvent(QGraphicsSceneResizeEvent *ev);

  private:

    QGraphicsWidget *m_top;

    QGraphicsWidget *m_window;

    QGraphicsWidget *m_bottom;

    QGraphicsAnchorLayout *m_layout;

    qreal m_slidePos;

    qreal m_slideMax;

    qreal m_shrinked;

    qreal m_shrinkMax;

    QSizeF m_windowSize;

  };

} // end of namespace GVA

#endif