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

**

** 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 HbWidgets 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 HBDATAFORMVIEWITEM_P_H

#define HBDATAFORMVIEWITEM_P_H

#include <hbdataformviewitem.h>

#include <hbdataformmodelitem.h>

#include "hbabstractviewitem_p.h"

class HbPushButton;

class HbRadioButtonList;

class HbLabel;

class HbSelectionDialog;

class HbAction;

class HbDialog;

class HbListWidget;

class HbListWidgetItem;

class QGraphicsLinearLayout;

class QItemSelection;

class HbAction;

QT_FORWARD_DECLARE_CLASS(QGraphicsLinearLayout)

/*

HbToggleItem holds a HbPushButton and toggles the text whenever user clicks on it . 

The two texts (primary and secondary ) are toggled in HbDataFormModelItem and primary 

is set on Button.

*/

class HbToggleItem : public HbWidget

{

    Q_OBJECT

public:

    HbToggleItem( QGraphicsItem* parent = 0 );

    ~HbToggleItem( );

    HbWidget * contentWidget( ) const;

protected:

    virtual bool event ( QEvent * e );

public slots:

    void toggleValue( );

signals:

    void valueChanged(QPersistentModelIndex, QVariant);

private:

    HbPushButton* mButton;

    HbDataFormViewItem* mViewItem;

    HbDataFormModelItem* mModelItem;

    HbDataFormModel * mModel;

};

//radio item class declaration

class HbRadioItem : public HbWidget

{

    Q_OBJECT

public:

    HbRadioItem( QGraphicsItem* parent = 0 );

    ~HbRadioItem( );

    HbWidget* createRadioButton( );

    void initilizeButton();

    //void setItemEnabled(bool enable);

protected:

    virtual bool event( QEvent * e ); 

public slots:

    void updateModel( int index );

    void buttonClicked();

    void dialogClosed(int code);

    void makeEmbedded();

    void makePopup();

    void changeMode();

    void selectItem();

    void resetSelection();

signals:

    void valueChanged(QPersistentModelIndex, QVariant);

    //popup signals

    void finished(HbAction*);

    void aboutToShow();

    void aboutToHide();

    void aboutToClose(); 

private:

    HbRadioButtonList* mRadioButtonList;

    HbPushButton* mButton;

    QStringList mItems;

    HbDataFormViewItem *mViewItem;

    HbDataFormModelItem* mModelItem;

    HbDataFormModel * mModel;

    HbDialog *mDialog;

    QGraphicsLinearLayout* layout;

    bool mPopup;

    int mSelected;

};

//multi selectio item class declaration

class HbMultiSelectionItem : public HbWidget

{

    Q_OBJECT

public:

    HbMultiSelectionItem( QGraphicsItem* parent = 0 );

    ~HbMultiSelectionItem( );

protected:

    virtual bool event( QEvent * e ); 

public slots:

    void launchMultiSelectionList( );

    void dialogClosed(int code);

    void updateModel( const QItemSelection & selected, const QItemSelection &deselected );

    void makeEmbedded();

    void makePopup();

    void changeMode();

    void makeSelection();

signals:

    void valueChanged(QPersistentModelIndex, QVariant);

    void aboutToShow();

    void aboutToHide();

    void aboutToClose();

    void finished(HbAction*);

    void activated(HbListWidgetItem *item);

    void pressed(HbListWidgetItem *item);

    void released(HbListWidgetItem *item);

    void longPressed(HbListWidgetItem *item, const QPointF &coords);

private:

    QStringList mItems;

    QList<QVariant> mSelectedItems;

    HbDataFormViewItem *mViewItem;

    HbDataFormModelItem* mModelItem;

    HbDataFormModel * mModel;

    HbSelectionDialog* mSelectionDialog;

    HbPushButton* mButton;

    HbListWidget *mMultiListWidget;

    QGraphicsLinearLayout* layout;

};

class HbDataFormViewItemPrivate : public HbAbstractViewItemPrivate

{

    Q_DECLARE_PUBLIC(HbDataFormViewItem)

public:

    explicit HbDataFormViewItemPrivate( HbDataFormViewItem *prototype );

    HbDataFormViewItemPrivate ( const HbDataFormViewItemPrivate &source );

    HbDataFormViewItemPrivate& operator=( const HbDataFormViewItemPrivate &source );

    virtual ~HbDataFormViewItemPrivate( );

    void init( );

    //void _q_item_value_changed( QVariant value );

    void createContentWidget( );

    void createPrimitives( );

    void updatePrimitives( ); 

    void setLabel( const QString &label );

    QString label( ) const;

    void setIcon( const QString &label );

    QString icon( ) const;

    void setDescription( const QString& description );

    QString description() const;

    void updateData();

    virtual void setEnabled(bool enabled);

public:

    static HbDataFormViewItemPrivate *d_ptr(HbDataFormViewItem *item) {

        Q_ASSERT(item);

        return item->d_func();

    }

public:

    QString mProperty;

    QString mLabel;

    QString mIcon;

    HbDataFormModelItem::DataItemType mType;

    HbWidget *mContentWidget;

    QGraphicsItem *mBackgroundItem;

    QGraphicsItem *mLabelItem;

    QGraphicsItem *mIconItem;

    QGraphicsItem *mDescriptionItem;

    bool mSetAllProperty;

    HbDataFormModel* mModel;

    HbDataFormModelItem *mModelItem;

    QString mDescription;

};

#endif //HBDATAFORMVIEWITEM_P_H