/*

* Copyright (c) 2007-2008 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:  Implementation of CWsfAiView

*

*/

//  EXTERNAL INCLUDES

#include <AknsUtils.h>

#include <AknUtils.h>

#include <aknlists.h>

#include <eikfrlbd.h>

#include <eikclbd.h>

#include <wsfaipluginrsc.rsg>

#include <eikimage.h>

#include <eiklabel.h>

#include <gulicon.h>

#include <AknIconUtils.h>

#include <aknlayoutscalable_avkon.cdl.h>

#include <gdi.h>

#include <aknlayout.cdl.h>

#include <skinlayout.cdl.h>

#include <AknBidiTextUtils.h>

#include <StringLoader.h>

//  INTERNAL INCLUDES

#include "wsfaiview.h"

#include "wsfaipublishobserver.h"

#include "wsflogger.h"

//  LOCAL DEFINITIONS

// one second in milliseconds

LOCAL_D const TInt KDeferredWaitTime = 1000 * 1000;

LOCAL_D const TInt KAIPublishIconArrayGranularity = 3;

// index value to suppress 1 second refreshing state

LOCAL_D const TInt KSuppressRefreshIndex = 1024;

// --------------------------------------------------------------------------

// CWsfAiView::NewL()

// --------------------------------------------------------------------------

//

CWsfAiView* CWsfAiView::NewL( MWsfAiPublishObserver& aPublishObserver )

    {

    CWsfAiView *thisPtr = NewLC( aPublishObserver );

    CleanupStack::Pop( thisPtr );

    return thisPtr;

    }

// --------------------------------------------------------------------------

// CWsfAiView::NewLC()

// --------------------------------------------------------------------------

//

CWsfAiView* CWsfAiView::NewLC( MWsfAiPublishObserver& aPublishObserver )

    {

    CWsfAiView *thisPtr = new (ELeave) CWsfAiView( aPublishObserver );

    CleanupStack::PushL( thisPtr );

    thisPtr->ConstructL();

    return thisPtr;

    }

// --------------------------------------------------------------------------

// CWsfAiView::~CWsfAiView()

// --------------------------------------------------------------------------

//

CWsfAiView::~CWsfAiView()

    {

    delete iPublishIconArray;

    delete iDeferredUpdateCallBack;

    delete iTextLabel;

    if ( iDeferredUpdater )

        {

        iDeferredUpdater->Cancel();

        delete iDeferredUpdater;

        }

    if ( iStatusScanningOff )

        {

        delete iStatusScanningOff;

        }

    if ( iStatusRefreshing )

        {

        delete iStatusRefreshing;

        }

    if ( iStatusConnecting )

        {

        delete iStatusConnecting;

        }

    }

// --------------------------------------------------------------------------

// CWsfAiView::CWsfAiView()

// --------------------------------------------------------------------------

//

CWsfAiView::CWsfAiView( MWsfAiPublishObserver& aPublishObserver ) :

    iUpdateSecureIconDeferred( ETransparentIcon ),

    iUpdateSignalStrengthIconDeferred( ETransparentIcon ),

    iUpdateStatusIconDeferred( ETransparentIcon ),

    iSavedUpdateStatusIconDeferred( ETransparentIcon ),

    iPublishObserver( &aPublishObserver )

    {

    }

// --------------------------------------------------------------------------

// CWsfAiView::ConstructL()

// --------------------------------------------------------------------------

//

void CWsfAiView::ConstructL()

    {

    LOG_ENTERFN( "CWsfAiView::ConstructL" );

    iEnv = CCoeEnv::Static();

    iDeferredUpdateCallBack = new ( ELeave )

        TCallBack( CWsfAiView::DoCompleteUpdateL, this );

    iDeferredUpdater = CPeriodic::NewL( CActive::EPriorityStandard );

    iPublishIconArray = new ( ELeave ) CArrayFixFlat<TInt>( 

                                            KAIPublishIconArrayGranularity );

    iTextLabel = new (ELeave) CEikLabel;

    if ( !iStatusScanningOff )

        {

        iStatusScanningOff = StringLoader::LoadL( 

                R_QTN_SNIFFER_PLUG_IN_SCANNING_OFF );

        }

    iTextLabel->SetTextL( *iStatusScanningOff );

    iUpdateStatusIconDeferred = EWlanOffIcon;

    }

// --------------------------------------------------------------------------

// CWsfAiView::UpdateHotSpotsL()

// --------------------------------------------------------------------------

//

void CWsfAiView::UpdateHotSpotsL( MDesCArray* aItemTextArray,

                                  TInt aCurrentItem )

    {

    LOG_ENTERFN( "CWsfAiView::UpdateHotSpotsL" );

    if ( ParseStringL( aItemTextArray->MdcaPoint( 0 ) ) )

        {

        if ( aCurrentItem != KSuppressRefreshIndex )

            {

            // init the deferred callback

            ActivateRefreshTimer();

            }

        else

            {

            // immediate callback (no Refreshing text)

            DoCompleteUpdateL();

            return;

            }

        }

    if ( !iStatusRefreshing )

        {

        iStatusRefreshing = StringLoader::LoadL( 

                R_QTN_SNIFFER_PLUG_IN_REFRESHING );

        }

    if ( !iStatusConnecting )

        {

        iStatusConnecting = StringLoader::LoadL( 

                R_QTN_SNIFFER_PLUG_IN_CONNECTING );

        }

    TInt resultRefreshing = iTextLabel->Text()->Compare( *iStatusRefreshing );

    TInt resultConnecting = iCurrentText.Compare( *iStatusConnecting );

    if ( !resultConnecting )

        {

        MakeTransparentPublishIconsL();  // all icons transparent

        }

    else if ( !resultRefreshing )

        {

        iPublishObserver->SetRefreshingL( ETrue );

        MakeTransparentPublishIconsL();  // all icons transparent

        }

    else

        {

        MakePublishIconsL(); // icons based on the member info

        }

    iPublishObserver->SetScanningState( ETrue );

    TRAPD( error, 

           iPublishObserver->PublishContentL( iPublishIconArray, iTextLabel ) );

    if ( error )

        {

        LOG_WRITEF( "Publish failed - %d error ignored", error );

        }

    }

// --------------------------------------------------------------------------

// CWsfAiView::SelectedItem()

// --------------------------------------------------------------------------

//

TInt CWsfAiView::SelectedItem()

    {

    LOG_ENTERFN( "CWsfAiView::SelectedItem" );

    return 0;

    }

// --------------------------------------------------------------------------

// CWsfAiView::ForceRefreshingL()

// --------------------------------------------------------------------------

//

void CWsfAiView::ForceRefreshingL()

    {

    LOG_ENTERFN( "CWsfAiView::ForceRefreshingL" );

    }

// --------------------------------------------------------------------------

// CWsfAiPlugin::SetRefreshingL

// --------------------------------------------------------------------------

//

void CWsfAiView::StartConnectingAnimationL()

    {

    LOG_ENTERFN( "CWsfAiView::StartConnectingAnimationL" );

    iPublishObserver->StartConnectingL();    

    }

// --------------------------------------------------------------------------

// CWsfAiView::MultilineControl

// --------------------------------------------------------------------------

//

TBool CWsfAiView::MultilineControl() 

    {

    LOG_ENTERFN( "CWsfAiView::MultilineControl" );

    return EFalse; 

    }

// --------------------------------------------------------------------------

// CWsfAiView::ParseStringL()

// --------------------------------------------------------------------------

//

TBool CWsfAiView::ParseStringL( const TDesC& aString )

    {

    LOG_ENTERFN( "CWsfAiView::ParseStringL" );

    // start looking for '\t' digits and parse 

    // the icon identifiers and label text

    // if the data changes - ie - label text has changed 

    // - launch deferred update...

    TChar delimiter('\t');

    TWsfPluginIcons statusIcon;

    TWsfPluginIcons secureicon;

    TWsfPluginIcons strengthIcon;

    TInt firstTabPos = aString.Locate( delimiter );

    TInt secondTabPos = aString.Mid( 

                                firstTabPos +1 ).Locate( 

                                        delimiter ) + firstTabPos + 1;

    TInt thirdTabPos = aString.Mid( 

                                secondTabPos +1 ).Locate( 

                                        delimiter ) + secondTabPos + 1;

    // ok we have the tab positions read the values...

    //read the icons

    TLex( aString.Mid( 0, firstTabPos )).Val( (TInt&)statusIcon );

    TLex( aString.Mid(

        secondTabPos+1 , thirdTabPos - (secondTabPos+1) )

         ).Val( (TInt&) strengthIcon);

    TLex( aString.Mid(

        thirdTabPos+1 , aString.Length() - ( thirdTabPos + 1 ) )

        ).Val( (TInt&) secureicon );

    // and the label text

    TPtrC labelText = aString.Mid( firstTabPos+1, 

                                   secondTabPos - ( firstTabPos + 1 ) );

    iCurrentText.Copy( labelText );

    if ( !iStatusRefreshing )

        {

        iStatusRefreshing = StringLoader::LoadL( 

                R_QTN_SNIFFER_PLUG_IN_REFRESHING );

        }

    iTextLabel->SetTextL( *iStatusRefreshing );

    iUpdateSecureIconDeferred = secureicon;

    iUpdateSignalStrengthIconDeferred = strengthIcon;

    iUpdateStatusIconDeferred = statusIcon;

    iSavedUpdateStatusIconDeferred = statusIcon;

    return ETrue;

    }

// --------------------------------------------------------------------------

// CWsfAiView::DoCompleteUpdateL()

// --------------------------------------------------------------------------

//

void CWsfAiView::DoCompleteUpdateL()

    {

    LOG_ENTERFN( "CWsfAiView::DoCompleteUpdateL" );    

    // cancel the periodic

    iDeferredUpdater->Cancel();

    // update the label text

    iTextLabel->SetTextL( iCurrentText );

    iCurrentText = KNullDesC();

    iUpdateStatusIconDeferred = iSavedUpdateStatusIconDeferred;

    MakePublishIconsL();

    TRAPD( error, 

           iPublishObserver->PublishContentL( iPublishIconArray, iTextLabel ) );

    if ( error )

        {

        LOG_WRITEF( "Publish failed - %d error ignored", error );

        }

    iPublishObserver->SetRefreshingL( EFalse );

    }

// --------------------------------------------------------------------------

// CWsfAiView::DoCompleteUpdateL()

// --------------------------------------------------------------------------

//

TInt CWsfAiView::DoCompleteUpdateL( TAny* aPtr )

    {

    LOG_ENTERFN( "CWsfAiView::DoCompleteUpdateL" );

    static_cast<CWsfAiView*>( aPtr )->DoCompleteUpdateL();

    return ETrue;

    }

// --------------------------------------------------------------------------

// CWsfAiView::DisplayEngineOffL()

// --------------------------------------------------------------------------

//

void CWsfAiView::DisplayEngineOffL()

    {

    LOG_ENTERFN( "CWsfAiView::DisplayEngineOffL" );

    iDeferredUpdater->Cancel();

    iPublishObserver->SetRefreshingL( EFalse );

    if ( !iStatusScanningOff )

        {

        iStatusScanningOff = StringLoader::LoadL( 

                R_QTN_SNIFFER_PLUG_IN_SCANNING_OFF );

        }

    iTextLabel->SetTextL( *iStatusScanningOff );

    iUpdateSecureIconDeferred = ETransparentIcon;

    iUpdateSignalStrengthIconDeferred = ETransparentIcon;

    iUpdateStatusIconDeferred = EWlanOffIcon;

    iPublishObserver->SetScanningState( EFalse );

    MakePublishIconsL();

    TRAPD( error, 

           iPublishObserver->PublishContentL( iPublishIconArray, iTextLabel ) );

    if ( error )

        {

        LOG_WRITEF( "Publish failed - %d error ignored", error );

        }

    }

// --------------------------------------------------------------------------

// CWsfAiView::ActivateRefreshTimer()

// --------------------------------------------------------------------------

//

void CWsfAiView::ActivateRefreshTimer()

    {

    LOG_ENTERFN( "CWsfAiView::ActivateRefreshTimer" );

    iDeferredUpdater->Cancel();

    iDeferredUpdater->Start(

        TTimeIntervalMicroSeconds32( KDeferredWaitTime ),

        TTimeIntervalMicroSeconds32( KDeferredWaitTime ),

        *iDeferredUpdateCallBack );

    }

// --------------------------------------------------------------------------

// CWsfAiView::MakePublishIconsL()

// --------------------------------------------------------------------------

//

void CWsfAiView::MakePublishIconsL()

    {

    LOG_ENTERFN( "CWsfAiView::MakePublishIconsL" );

    if ( iPublishIconArray )

        {

        iPublishIconArray->Reset();

        iPublishIconArray->AppendL( iUpdateStatusIconDeferred );

        iPublishIconArray->AppendL( iUpdateSecureIconDeferred );

        iPublishIconArray->AppendL( iUpdateSignalStrengthIconDeferred );

        }

    }

// --------------------------------------------------------------------------

// CWsfAiView::MakeTransparentPublishIconsL()

// --------------------------------------------------------------------------

//

void CWsfAiView::MakeTransparentPublishIconsL()

    {

    LOG_ENTERFN( "CWsfAiView::MakeTransparentPublishIconsL" );

    TWsfPluginIcons tmp2, tmp3;

    tmp2 = iUpdateSecureIconDeferred;

    tmp3 = iUpdateSignalStrengthIconDeferred;

    iUpdateSecureIconDeferred = ETransparentIcon;

    iUpdateSignalStrengthIconDeferred = ETransparentIcon;

    MakePublishIconsL();

    iUpdateSecureIconDeferred = tmp2;

    iUpdateSignalStrengthIconDeferred = tmp3;

    }

// --------------------------------------------------------------------------

// CWsfAiView::UpdateViewL()

// --------------------------------------------------------------------------

//

void CWsfAiView::UpdateViewL( MDesCArray* aItemTextArray )

	{

	LOG_ENTERFN( "CWsfAiView::UpdateViewL" );

	TChar delimiter('\t');

    TWsfPluginIcons statusIcon;

    TWsfPluginIcons secureicon;

    TWsfPluginIcons strengthIcon;

    const TDesC& aString = aItemTextArray->MdcaPoint( 0 ) ;

    TInt firstTabPos = aString.Locate( delimiter );

    TInt secondTabPos = aString.Mid( 

                                firstTabPos +1 ).Locate( 

                                        delimiter ) + firstTabPos + 1;

    TInt thirdTabPos = aString.Mid( 

                                secondTabPos +1 ).Locate( 

                                        delimiter ) + secondTabPos + 1;

        //read the icons

    TLex( aString.Mid( 0, firstTabPos )).Val( (TInt&)statusIcon );

    TLex( aString.Mid(

        secondTabPos+1 , thirdTabPos - (secondTabPos+1) )

         ).Val( (TInt&) strengthIcon);

    TLex( aString.Mid(

        thirdTabPos+1 , aString.Length() - ( thirdTabPos + 1 ) )

        ).Val( (TInt&) secureicon );

    // and the label text

    TPtrC labelText = aString.Mid( firstTabPos+1, 

                                   secondTabPos - ( firstTabPos + 1 ) );

    iTextLabel->SetTextL( labelText );

    iUpdateStatusIconDeferred = statusIcon;

    MakeTransparentPublishIconsL();

	iPublishObserver->PublishStatusIconL( iPublishIconArray, iTextLabel );

	}

// END OF FILE