/*

* Copyright (c) 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:  ECom plugin install/uninstall/version listener

*

*/

#include "HFPAtEcomListen.h"

#include "debug.h"

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

// Two-phased constructor.

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

//

CHFPAtEcomListen* CHFPAtEcomListen::NewL(

    RATExt* aAtCmdExt,

    MHFPAtEcomListen* aCallback )

    {

    CHFPAtEcomListen* self = NewLC( aAtCmdExt, aCallback );

    CleanupStack::Pop( self );

    return self;

    }

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

// Two-phased constructor.

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

//

CHFPAtEcomListen* CHFPAtEcomListen::NewLC(

    RATExt* aAtCmdExt,

    MHFPAtEcomListen* aCallback )

    {

    CHFPAtEcomListen* self = new (ELeave) CHFPAtEcomListen( aAtCmdExt,

                                                            aCallback );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

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

// Destructor.

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

//

CHFPAtEcomListen::~CHFPAtEcomListen()

    {

    TRACE_INFO( _L("CHFPAtEcomListen::~CHFPAtEcomListen()") );

    ResetData();

    TRACE_INFO( _L("CHFPAtEcomListen::~CHFPAtEcomListen() complete") );

    }

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

// Resets data to initial values

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

//

void CHFPAtEcomListen::ResetData()

    {

    TRACE_INFO( _L("CHFPAtEcomListen::ResetData()") );

    // APIs affecting this:

    // IssueRequest()

    Stop();

    // Internal

    Initialize();

    TRACE_INFO( _L("CHFPAtEcomListen::ResetData() complete") );

    }

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

// Starts waiting for ECom plugin install/uninstall/version status changes

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

//

TInt CHFPAtEcomListen::IssueRequest()

    {

    TRACE_INFO( _L("CHFPAtEcomListen::IssueRequest()") );

    if ( iEcomListenState != EHFPStateIdle )

        {

        TRACE_INFO( _L("CHFPAtEcomListen::IssueRequest() (not ready) complete") );

        return KErrNotReady;

        }

    iStatus = KRequestPending;

    iAtCmdExt->ReceiveEcomPluginChange( iStatus, iPluginUidPckg, iEcomTypePckg );

    SetActive();

    iEcomListenState = EHFPStateEcomListening;

    TRACE_INFO( _L("CHFPAtEcomListen::IssueRequest() complete") );

    return KErrNone;

    }

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

// Stops waiting for Ecom plugin install/uninstall/version status changes

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

//

TInt CHFPAtEcomListen::Stop()

    {

    TRACE_INFO( _L("CHFPAtEcomListen::Stop()") );

    if ( iEcomListenState != EHFPStateEcomListening )

        {

        TRACE_INFO( _L("CHFPAtEcomListen::Stop() (not ready) complete" ));

        return KErrNotReady;

        }

    iAtCmdExt->CancelReceiveEcomPluginChange();

    Cancel();

    iEcomListenState = EHFPStateIdle;

    TRACE_INFO( _L("CHFPAtEcomListen::Stop() complete") );

    return KErrNone;

    }

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

// CHFPAtEcomListen::CHFPAtEcomListen

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

//

CHFPAtEcomListen::CHFPAtEcomListen( RATExt* aAtCmdExt,

                                    MHFPAtEcomListen* aCallback ) :

    CActive( EPriorityHigh ),

    iAtCmdExt( aAtCmdExt ),

    iCallback( aCallback ),

    iPluginUidPckg( iPluginUid ),

    iEcomTypePckg( EEcomTypeUninstall )

    {

    Initialize();

    }

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

// CHFPAtEcomListen::ConstructL

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

//

void CHFPAtEcomListen::ConstructL()

    {

    TRACE_INFO( _L("CHFPAtEcomListen::ConstructL()") );

    if ( !iAtCmdExt || !iCallback )

        {

        User::Leave( KErrGeneral );

        }

    CActiveScheduler::Add( this );

    TRACE_INFO( _L("CHFPAtEcomListen::ConstructL() complete") );

    }

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

// Initializes this class

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

//

void CHFPAtEcomListen::Initialize()

    {

    // Don't initialize iAtCmdExt here (it is set through NewL)

    // Don't initialize iCallback here (it is set through NewL)

    iEcomListenState = EHFPStateIdle;

    iPluginUid = TUid::Null();

    }

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

// From class CActive.

// Gets called when plugin installed, uninstalled or changed

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

//

void CHFPAtEcomListen::RunL()

    {

    TRACE_INFO( _L("CHFPAtEcomListen::RunL()") );

    iEcomListenState = EHFPStateIdle;

    TInt retTemp = iStatus.Int();

    if ( retTemp != KErrNone )

        {

        //TRACE_INFO( _L("CHFPAtEcomListen::RunL() (ERROR) complete (%d)"), retTemp );

        return;

        }

    IssueRequest();

    // Now the operation is either unintall or install of plugin

    // Notify parent and ATEXT

    if ( iEcomTypePckg() == EEcomTypeUninstall )

        {

        iCallback->NotifyPluginUninstallation( iPluginUid );

        }

    else if ( iEcomTypePckg() == EEcomTypeInstall )

        {

        iCallback->NotifyPluginInstallation( iPluginUid );

        }

    else

        {

        TRACE_INFO( _L("CHFPAtEcomListen::RunL() (not supported) complete") );

        }

    TRACE_INFO( _L("CHFPAtEcomListen::RunL() complete") );

    }

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

// From class CActive.

// Gets called on cancel

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

//

void CHFPAtEcomListen::DoCancel()

    {

    TRACE_INFO( _L("CHFPAtEcomListen::DoCancel()") );

    TRACE_INFO( _L("CHFPAtEcomListen::DoCancel() complete") );

    }