/*

* 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:

*

*/

#include <QProcess>

#include <QTranslator>

#include <QCoreApplication>

#include <HbInstance>

#include <HbAction>

#include "nmsettingsviewfactory.h"

#include "nmmailboxsettingsmanager.h"

#include "nmmailboxsettingview.h"

#include "nmmailboxselectionview.h"

#include "nmmailbox.h"

#include "nmcommon.h"

#include "nmsettingsviewlauncher.h"

#include "nmsettingscommon.h"

/*!

    \class NmSettingsViewFactory

    \brief Constructs and displays settings views.

*/

// ======== MEMBER FUNCTIONS ========

/*!

    Constructor of NmSettingsViewFactory.

    \param itemDataHelper

    \param text

    \param description

    \param icon

    \param parent

    \return A newly constructed settings view factory instance.

*/

NmSettingsViewFactory::NmSettingsViewFactory(

    CpItemDataHelper &itemDataHelper,

    const QString &text,

    const QString &description,

    const HbIcon &icon,

    const HbDataFormModelItem *parent)

 : CpSettingFormEntryItemData(itemDataHelper, text, description, icon, parent),

{

    NM_FUNCTION;

}

/*!

    Constructor of NmSettingsViewFactory.

    \param viewLauncher

    \param itemDataHelper

    \param text

    \param description

    \param icon

    \param parent

    \return A newly constructed settings view factory instance.

*/

NmSettingsViewFactory::NmSettingsViewFactory(

    const NmSettingsViewLauncher *viewLauncher,

    CpItemDataHelper &itemDataHelper,

    const QString &text,

    const QString &description,

    const HbIcon &icon,

    const HbDataFormModelItem *parent)

 : CpSettingFormEntryItemData(itemDataHelper, text, description, icon, parent),

{

    NM_FUNCTION;

}

/*!

    Destructor of NmSettingsViewFactory.

*/

NmSettingsViewFactory::~NmSettingsViewFactory()

{

    NM_FUNCTION;

    delete mSettingsManager;

}

/*!

    Constructs a setting view. The type of the view depends on the number of

    mailboxes present. If there are no mailboxes defined, displays a query

    asking whether to user wants to define a new mailbox or not.

    \return A newly constructed setting view instance.

*/

CpBaseSettingView *NmSettingsViewFactory::createSettingView() const

{

    NM_FUNCTION;

    QList<NmMailbox *> mailboxList;

    mSettingsManager->listMailboxes(mailboxList);

    const int mailboxCount(mailboxList.count());

    // Log the number of mailboxes.

    NM_COMMENT(QString("NmSettingsViewFactory::createSettingView(): mailbox count is %1").arg(mailboxCount));

    switch(mailboxCount) {

        case 0: {

            // Mailbox doesn't exist, we can't open settings

            break;

        }

        case 1: {

            // Construct setting view for the only available mailbox

            NmMailbox *mailbox = mailboxList.at(0);

            view = new NmMailboxSettingView(mailbox->id(),

                                            mailbox->name(),

                                            *mSettingsManager);

            break;

        }

        default: {

            // Construct mailbox selection view

            view = new NmMailboxSelectionView(*this, *mSettingsManager, mailboxList);

            break;

        }

    }

    if (view) {

        connect(mSettingsManager,

                SIGNAL(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)),

                view, SLOT(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)));

        connect(mSettingsManager,

                SIGNAL(mailboxPropertyChanged(const NmId &, QVariant, QVariant)),

                view, SLOT(mailboxPropertyChanged(const NmId &, QVariant, QVariant)));

    }

    return view;

}

/*!

    Constructs and launches, i.e. displays a setting view for the given mailbox.

    \param mailboxId The id of the mailbox.

    \param mailboxName The name of the mailbox.

*/

void NmSettingsViewFactory::launchSettingView(const NmId &mailboxId,

                                              const QString &mailboxName) const

{

    NM_FUNCTION;

    // There's always at least one valid main window available.

    HbMainWindow *mainWindow = hbInstance->allMainWindows().takeFirst();

    NmMailboxSettingView *currentSettingsView =

        qobject_cast<NmMailboxSettingView*>(mainWindow->currentView());

    // Let's have only one same settings view at a time open,

    // but if some other mailboxes settings view want's to open while

    // there is a settings view open let's open it also.

    if (!currentSettingsView || (currentSettingsView->mailboxId().id() != mailboxId.id())) {

        CpBaseSettingView *view =

             new NmMailboxSettingView(mailboxId, mailboxName, *mSettingsManager);

         connect(mSettingsManager,

                 SIGNAL(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)),

                 view, SLOT(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)));

         connect(mSettingsManager,

                 SIGNAL(mailboxPropertyChanged(const NmId &, QVariant, QVariant)),

                 view, SLOT(mailboxPropertyChanged(const NmId &, QVariant, QVariant)));

         // Disconnect mSettingsViewLauncher's previous connections to

         // be sure that signals which are offered out will be sent last.

         mSettingsManager->disconnect(

             SIGNAL(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)),

             mSettingsViewLauncher,

             SIGNAL(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)));

         mSettingsManager->disconnect(

             SIGNAL(mailboxPropertyChanged(const NmId &, QVariant, QVariant)),

             mSettingsViewLauncher,

             SIGNAL(mailboxPropertyChanged(const NmId &, QVariant, QVariant)));

         // Reconnect mSettingsViewLauncher.

         connect(mSettingsManager,

                 SIGNAL(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)),

                 mSettingsViewLauncher,

                 SIGNAL(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)));

         connect(mSettingsManager,

                 SIGNAL(mailboxPropertyChanged(const NmId &, QVariant, QVariant)),

                 mSettingsViewLauncher,

                 SIGNAL(mailboxPropertyChanged(const NmId &, QVariant, QVariant)));

         connect(mSettingsManager,

                 SIGNAL(goOnline(const NmId &)),

                 mSettingsViewLauncher,

                 SIGNAL(goOnline(const NmId &)), Qt::UniqueConnection);

         connect(mSettingsManager,

                 SIGNAL(goOffline(const NmId &)),

                 mSettingsViewLauncher,

                 SIGNAL(goOffline(const NmId &)), Qt::UniqueConnection);

         connect(this,

                 SIGNAL(aboutToClose()),

                 mSettingsManager,

                 SIGNAL(aboutToClose()), Qt::UniqueConnection);

         // Create back navigation action for a view.

         HbAction *action = new HbAction(Hb::BackNaviAction, view);

         connect(action, SIGNAL(triggered()), this, SLOT(backPress()));

         view->setNavigationAction(action);

         mPrevView = mainWindow->currentView();

         mainWindow->addView(view);

         mainWindow->setCurrentView(view);

    }

}

/*!

   Handels back button press.

   Removes the current view from the main window and activates the previous view.

   Destroys removed view.

*/

void NmSettingsViewFactory::backPress()

{

    NM_FUNCTION;

    emit aboutToClose();

    HbMainWindow *mainWindow = hbInstance->allMainWindows().takeFirst();

    QList<HbView *> views = mainWindow->views();

    if (views.count() > 1) {

        HbView *currentView = mainWindow->currentView();

        int indexOfView(views.indexOf(mPrevView));

        if (indexOfView > -1) {

            mainWindow->setCurrentView(views.at(indexOfView));

            mainWindow->removeView(currentView);

            currentView->deleteLater();

        }

    }

}

// End of file.