/*

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

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0""

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description:  Language plugin view class

 *

 */

#ifndef	CPLANGUAGEVIEW_H

#define	CPLANGUAGEVIEW_H

#include <QList>

#include <QStringList>

#include <cpbasesettingview.h>

#include <hbinputlanguage.h>

#include "cplanguagepluginutil.h"

#include "extendedlocaleutil.h"

#include "cplanguageplugin_global.h"

class QStringList;

class QPluginLoader;

class HbDataFormModel;

class HbDataFormModelItem;

class HbInputLanguage;

class QModelIndex;

class CpLanguageView : public CpBaseSettingView

{

    Q_OBJECT

public:

    explicit CpLanguageView(QGraphicsItem *parent = 0);

    virtual ~CpLanguageView();

private slots:   

    //handle combobox index changes 

    void onRegionChanged(int index);    

    void onPrimaryInputLanguageChanged(int index);

    void onSecondaryInputLanguageChanged(int index);

    //observe input language changed event

    void onPrimaryInputLanguageChanged(const HbInputLanguage &inputLanguage);

    void onSecondaryInputLanguageChanged(const HbInputLanguage &inputLanguage);

    //launch regional setting view

 	void launchRegionalSettingsView();    

 	//handle data form page changed event

 	void onDataFormItemActivated(const QModelIndex &modelIndex);

protected:

 	//From CpBaseSettingView

 	virtual void close();

private:

 	void fillDataFormComboBoxItem(HbDataFormModelItem *comboBoxItem,

 	    const QStringList &items, int currentIndex = -1);

    void updateSecondaryInputLanguageItem();

    bool promptRestart();

 	int restartDevice(); 

 	LanguageRegionMapping *languageRegionMapping(const QString &language);

private:

 	QList<LanguageRegionMapping> mLanguageRegionMapping;

 	LanguageRegionMapping mPreviousSetting;

 	LanguageRegionMapping mCurrentSetting;

 	HbDataFormModel *mModel;

 	QList<HbDataFormModelItem*> mLanguagePages;

 	HbDataFormModelItem *mCurrentLanguagePage;

 	//Current items

    HbDataFormModelItem *mCurrentRegionItem;

    HbDataFormModelItem *mCurrentPrimaryInputLanguageItem;

    HbDataFormModelItem *mCurrentSecondaryInputLanguageItem;

    QList<HbInputLanguage> mPrimaryInputLanguages; 

    QList<HbInputLanguage> mSecondaryInputLanguages;

    QStringList mSupportedLanguages;

    QStringList mSupportedRegions;

	QPluginLoader *mClockPluginLoader;	

	bool mChineseVariant;

    LANGUAGEPLUGIN_TEST_FRIEND_CLASS(TestLanguagePlugin)

};

#endif //CPLANGUAGEVIEW_H