/****************************************************************************

**

** 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 QtGui 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 QWSMANAGER_P_H

#define QWSMANAGER_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists for the convenience

// of the QLibrary class.  This header file may change from

// version to version without notice, or even be removed.

//

// We mean it.

//

#include "QtGui/qregion.h"

#include "QtGui/qdecoration_qws.h"

#ifndef QT_NO_QWS_MANAGER

#include "QtCore/qhash.h"

QT_BEGIN_NAMESPACE

class QWidget;

class QMenu;

class QWSManagerPrivate : public QObjectPrivate

{

    Q_DECLARE_PUBLIC(QWSManager)

public:

    QWSManagerPrivate();

    int activeRegion;

    QWidget *managed;

    QMenu *popup;

    enum MenuAction {

        NormalizeAction,

        TitleAction,

        BottomRightAction,

        MinimizeAction,

        MaximizeAction,

        CloseAction,

        LastMenuAction

    };

    QAction *menuActions[LastMenuAction];

    static QWidget *active;

    static QPoint mousePos;

    // Region caching to avoid getting a regiontype's

    // QRegion for each mouse move event

    int previousRegionType;

    bool previousRegionRepainted; // Hover/Press handled

    bool entireDecorationNeedsRepaint;

    struct RegionCaching {

        int regionType;

        QRegion region;

        Qt::WindowFlags windowFlags;

        QRect windowGeometry;

    } cached_region;

    bool newCachedRegion(const QPoint &pos);

    int cachedRegionAt()

    { return cached_region.regionType; }

    void dirtyRegion(int decorationRegion,

                     QDecoration::DecorationState state,

                     const QRegion &clip = QRegion());

    void clearDirtyRegions();

    QList<int> dirtyRegions;

    QList<QDecoration::DecorationState> dirtyStates;

    QRegion dirtyClip;

};

#endif // QT_NO_QWS_MANAGER

QT_END_NAMESPACE

#endif // QWSMANAGER_P_H