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

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbCore module of the UI Extensions for Mobile.

**

** GNU Lesser General Public License Usage

** 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 developer.feedback@nokia.com.

**

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

#ifndef HBABSTRACTVKBHOST_H

#define HBABSTRACTVKBHOST_H

#include <QSizeF>

#include <QRectF>

#include <hbinputvkbhost.h>

class HbView;

class HbAbstractVkbHostPrivate;

class HbWidget;

class HB_CORE_EXPORT HbAbstractVkbHost : public HbVkbHost

{

    Q_OBJECT

public:

    HbAbstractVkbHost(HbWidget* containerWidget);

    HbAbstractVkbHost(QGraphicsWidget* containerWidget);

    ~HbAbstractVkbHost();

public: // From HbVkbHost

    void openKeypad(HbVirtualKeyboard *vkb = 0, HbInputMethod* owner = 0, bool animationAllowed = true);

    void openMinimizedKeypad(HbVirtualKeyboard *vkb, HbInputMethod* owner);

    void closeKeypad(bool animationAllowed = true);

    void minimizeKeypad(bool animationAllowed = true);

    HbVkbStatus keypadStatus() const;  

    HbVirtualKeyboard *activeKeypad() const;

    QRectF applicationArea() const;  

    QSizeF keyboardArea() const;

    HbVkbStatus keypadStatusBeforeOrientationChange() const;

protected: // From HbVkbHost

    void refresh();

    bool stateTransitionOngoing() const;

public:

    void resizeKeyboard();

    QSizeF confirmedKeyboardSize()const;

    QRectF activeViewRect() const;

public slots:

    virtual void ensureCursorVisibility();

    virtual void orientationAboutToChange();

    virtual void orientationChanged(Qt::Orientation orientation);

    virtual void animValueChanged(qreal aValue);

    virtual void animationFinished(); 

    virtual void currentViewChanged(HbView*);

    virtual void stateTransitionCompleted();

protected:

    HbAbstractVkbHost() : d_ptr(0) {}

    HbAbstractVkbHost(HbAbstractVkbHostPrivate *dd);

protected:

    HbAbstractVkbHostPrivate* const d_ptr;

private:

    Q_DECLARE_PRIVATE_D(d_ptr, HbAbstractVkbHost)

    Q_DISABLE_COPY(HbAbstractVkbHost)

};

#endif // HBABSTRACTVKBHOST_H

// End of file