/*

* Copyright (c) 2009-2010 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:

* WLAN Sniffer main window. 

*/

// System includes

// User includes

#include "wlanqtutils.h"

#include "wlanqtutilsap.h"

#include "wlanwizard.h"

#include "wlansnifferengine.h"

#include "wlansnifferlistview.h"

#include "wlansniffermainwindow.h"

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "wlansniffermainwindowTraces.h"

#endif

/*!

    \class WlanSnifferMainWindow

    \brief WLAN Sniffer main window. 

*/

// External function prototypes

// Local constants

// ======== LOCAL FUNCTIONS ========

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

/*!

    Constructor.

    @param [in] engine WLAN Sniffer application engine.

 */

WlanSnifferMainWindow::WlanSnifferMainWindow(WlanSnifferEngine *engine) :

    mWizard(0),

    mListView(0),

    mEngine(engine)

{

    OstTraceFunctionEntry0(WLANSNIFFERMAINWINDOW_WLANSNIFFERMAINWINDOW_ENTRY);

    // Add the list view to the main window

    addListView();

    bool connectStatus = connect(

        mEngine,

        SIGNAL(toListView(QString)),

        this,

        SLOT(toListView(QString)));

    Q_ASSERT(connectStatus == true);

    // When using WLAN Sniffer service, the view show is called after the service

    // request arrives.

    if (!mEngine->isEmbedded()) {

        // Show the list view

        toListView(hbTrId("txt_occ_title_wireless_lan"));

    }

    OstTraceFunctionExit0(WLANSNIFFERMAINWINDOW_WLANSNIFFERMAINWINDOW_EXIT);

}

/*!

    Destructor.

 */

WlanSnifferMainWindow::~WlanSnifferMainWindow()

{

    OstTraceFunctionEntry0(WLANSNIFFERMAINWINDOW_WLANSNIFFERMAINWINDOWDESTR_ENTRY);

    OstTraceFunctionExit0(WLANSNIFFERMAINWINDOW_WLANSNIFFERMAINWINDOWDESTR_EXIT);

}

/*!

    Shows the WLAN Sniffer list view.

    @param [in] title View title.

 */

void WlanSnifferMainWindow::toListView(const QString &title)

{

    OstTraceFunctionEntry0(WLANSNIFFERMAINWINDOW_TOLISTVIEW_ENTRY);

    // Show the list view

    mListView->setTitle(title);

    setCurrentView(mListView);

    show();

    OstTraceFunctionExit0(WLANSNIFFERMAINWINDOW_TOLISTVIEW_EXIT);

}

/*!

    Creates and adds the WLAN List View to main window.

 */

void WlanSnifferMainWindow::addListView()

{

    OstTraceFunctionEntry0(WLANSNIFFERMAINWINDOW_ADDLISTVIEW_ENTRY);

    mListView = new WlanSnifferListView(mEngine, this);

    addView(mListView);

    bool connectStatus = connect(

        mListView,

        SIGNAL(wizardTriggered(const WlanQtUtilsAp *)),

        this,

        SLOT(startWlanWizard(const WlanQtUtilsAp *)));

    OstTraceFunctionExit0(WLANSNIFFERMAINWINDOW_ADDLISTVIEW_EXIT);

}

/*!

    Starts WLAN Wizard for new WLAN IAP creation.

    @param [in] ap WLAN Access Point to create, or NULL for adding WLAN manually.

 */

void WlanSnifferMainWindow::startWlanWizard(const WlanQtUtilsAp *ap)

{

    OstTraceFunctionEntry0(WLANSNIFFERMAINWINDOW_STARTWLANWIZARD_ENTRY);

    Q_ASSERT(mWizard == NULL);

    // Stop WLAN scanning for the duration of WLAN Wizard

    mEngine->stopWlanScanning();

    mWizard = QSharedPointer<WlanWizard>(new WlanWizard(this));

    bool connectStatus = connect(

        mWizard.data(),

        SIGNAL(finished(int,bool)),

        this,

        SLOT(handleWlanWizardComplete(int,bool)),

        Qt::QueuedConnection);

    Q_ASSERT(connectStatus == true);

    connectStatus = connect(

        mWizard.data(),

        SIGNAL(cancelled()),

        this,

        SLOT(handleWlanWizardCancelled()),

        Qt::QueuedConnection);

    Q_ASSERT(connectStatus == true);

    // Create an IAP for a specific AP

    if (ap) {

        mWizard->setParameters(

            ap->value(WlanQtUtilsAp::ConfIdConnectionMode).toInt(),

            ap->value(WlanQtUtilsAp::ConfIdSecurityMode).toInt(),

            ap->value(WlanQtUtilsAp::ConfIdWpaPskUse).toInt(),

            ap->value(WlanQtUtilsAp::ConfIdWpsSupported).toBool());

    }

    // else: Add WLAN IAP manually

    mWizard->show();

    OstTraceFunctionExit0(WLANSNIFFERMAINWINDOW_STARTWLANWIZARD_EXIT);

}

/*!

    WLAN Wizard successful completion handler.

    @param [in] iapId IAP ID of the new WLAN IAP.

    @param [in] connected TRUE if connected.  

 */

void WlanSnifferMainWindow::handleWlanWizardComplete(

    int iapId,

    bool connected)

{

    OstTraceFunctionEntry0(WLANSNIFFERMAINWINDOW_HANDLEWLANWIZARDCOMPLETE_ENTRY);

    // The wizard must exist

    Q_ASSERT(mWizard);

    // Enable scanning again

    mEngine->startWlanScanning();

    if (connected) {

        // The IAP ID must be valid

        Q_ASSERT(iapId != WlanQtUtils::IapIdNone);

        // Connect (share) the new IAP in order to keep the connection open when

        // deleting Wizard.

        mEngine->wlanQtUtils()->connectIap(iapId, false);

    }

    // else: created IAP not connected at all, or already dropped

    // (probably due to being out of coverage) so don't try to share it

    // Delete the Wizard instance. This is OK since the connect is Qt::QueuedConnection.

    mWizard.clear();

    OstTraceFunctionExit0(WLANSNIFFERMAINWINDOW_HANDLEWLANWIZARDCOMPLETE_EXIT);

}

/*!

    WLAN Wizard cancellation handler.

 */

void WlanSnifferMainWindow::handleWlanWizardCancelled()

{

    OstTraceFunctionEntry0(WLANSNIFFERMAINWINDOW_HANDLEWLANWIZARDCANCELLED_ENTRY);

    // The wizard must exist

    Q_ASSERT(mWizard);

    // Enable scanning again

    mEngine->startWlanScanning();

    // Delete the Wizard instance. This is OK since the connect is Qt::QueuedConnection.

    mWizard.clear();

    OstTraceFunctionExit0(WLANSNIFFERMAINWINDOW_HANDLEWLANWIZARDCANCELLED_EXIT);

}