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

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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** This file contains pre-release code and may not be distributed.

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** contained in the Technology Preview License Agreement accompanying

** this package.

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** GNU Lesser General Public License Usage

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** 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

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** $QT_END_LICENSE$

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

#ifndef QWSDISPLAY_QWS_H

#define QWSDISPLAY_QWS_H

#include <QtCore/qobject.h>

#include <QtCore/qbytearray.h>

#include <QtGui/qregion.h>

#include <QtGui/qimage.h>

#include <QtGui/qwindowdefs.h>

#include <QtCore/qlist.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QWSEvent;

class QWSMouseEvent;

class QWSQCopMessageEvent;

class QVariant;

class QLock;

class QWSWindowInfo

{

public:

    int winid;

    unsigned int clientid;

    QString name;

};

#define QT_QWS_PROPERTY_CONVERTSELECTION 999

#define QT_QWS_PROPERTY_WINDOWNAME 998

#define QT_QWS_PROPERTY_MARKEDTEXT 997

class QWSDisplay;

extern Q_GUI_EXPORT QWSDisplay *qt_fbdpy;

class Q_GUI_EXPORT QWSDisplay

{

public:

    QWSDisplay();

    ~QWSDisplay();

    static QWSDisplay* instance() { return qt_fbdpy; }

    bool eventPending() const;

    QWSEvent *getEvent();

//    QWSRegionManager *regionManager() const;

    uchar* frameBuffer() const;

    int width() const;

    int height() const;

    int depth() const;

    int pixmapDepth() const;

    bool supportsDepth(int) const;

    uchar *sharedRam() const;

    int sharedRamSize() const;

#ifndef QT_NO_QWS_PROPERTIES

    void addProperty(int winId, int property);

    void setProperty(int winId, int property, int mode, const QByteArray &data);

    void setProperty(int winId, int property, int mode, const char * data);

    void removeProperty(int winId, int property);

    bool getProperty(int winId, int property, char *&data, int &len);

#endif // QT_NO_QWS_PROPERTIES

    QList<QWSWindowInfo> windowList();

    int windowAt(const QPoint &);

    void setIdentity(const QString &appName);

    void nameRegion(int winId, const QString& n, const QString &c);

    void requestRegion(int winId, const QString &surfacekey,

                       const QByteArray &surfaceData,

                       const QRegion &region);

    void repaintRegion(int winId, int windowFlags, bool opaque, QRegion);

    void moveRegion(int winId, int dx, int dy);

    void destroyRegion(int winId);

    void requestFocus(int winId, bool get);

    void setAltitude(int winId, int altitude, bool fixed = false);

    void setOpacity(int winId, int opacity);

    int takeId();

    void setSelectionOwner(int winId, const QTime &time);

    void convertSelection(int winId, int selectionProperty, const QString &mimeTypes);

    void defineCursor(int id, const QBitmap &curs, const QBitmap &mask,

                        int hotX, int hotY);

    void destroyCursor(int id);

    void selectCursor(QWidget *w, unsigned int id);

    void setCursorPosition(int x, int y);

    void grabMouse(QWidget *w, bool grab);

    void grabKeyboard(QWidget *w, bool grab);

    void playSoundFile(const QString&);

    void registerChannel(const QString &channel);

    void sendMessage(const QString &channel, const QString &msg,

                       const QByteArray &data);

    void flushCommands();

#ifndef QT_NO_QWS_INPUTMETHODS

    void sendIMUpdate(int type, int winId, int widgetid);

    void resetIM();

    void sendIMResponse(int winId, int property, const QVariant &result);

    void sendIMMouseEvent(int index, bool isPress);

#endif

    QWSQCopMessageEvent* waitForQCopResponse();

    void sendFontCommand(int type, const QByteArray &fontName);

    void setWindowCaption(QWidget *w, const QString &);

    // Lock display for access only by this process

    static bool initLock(const QString &filename, bool create = false);

    static bool grabbed();

    static void grab();

    static void grab(bool write);

    static void ungrab();

    static void setTransformation(int transformation, int screenNo = -1);

    static void setRawMouseEventFilter(void (*filter)(QWSMouseEvent *));

private:

    friend int qt_fork_qapplication();

    friend void qt_app_reinit( const QString& newAppName );

    friend class QApplication;

    friend class QCopChannel;

    friend class QWSEmbedWidget;

    friend class QWSEmbedWidgetPrivate;

    class Data;

    friend class Data;

    Data *d;

    friend class QWSMemorySurface;

    friend class QWSOnScreenSurface;

    friend class QWSDirectPainterSurface;

    int getPropertyLen;

    char *getPropertyData;

    static QLock *lock;

};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QWSDISPLAY_QWS_H