/*

* Copyright (c) 2002-2009 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 Accessory selection dialog.

*

*/

// INCLUDE FILES

#include "AccFwUiDialogNotifier.h"

#include "acc_debug.h"

#include <featmgr.h>

#include <accfwnoteuinotifier.rsg>

#include <aknlistquerydialog.h> 

#include <aknlists.h> 

#include <bautils.h>

#include <data_caging_path_literals.hrh> 

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES

// CONSTANTS

const TUid KScreenOutputChannel = { 0x10282E0A };

_LIT(KAccFwUiNotifierResource, "accfwnoteuinotifier.rsc"); 

// MACROS

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

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

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

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

// CAccFwUiDialogNotifier::CAccFwUiDialogNotifier()

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CAccFwUiDialogNotifier::CAccFwUiDialogNotifier()	

	: CActive( EPriorityStandard)

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::CAccFwUiDialogNotifier() - enter" );

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::CAccFwUiDialogNotifier() - return void" );

    }

// Destructor

CAccFwUiDialogNotifier::~CAccFwUiDialogNotifier()

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::~CAccFwUiDialogNotifier() - enter" );

	delete iDialog;

	delete iCoverUIITems;

    iSelections.Close();

    CActive::Cancel();

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccPolAccessoryPolicy::~CAccFwUiDialogNotifier() - return void" );

    }

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

// CAccFwUiDialogNotifier::ConstructL()

// Symbian 2nd phase constructor can leave.

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

//

void CAccFwUiDialogNotifier::ConstructL()

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::ConstructL() - enter" );

    iErr = KErrNone;

    //get pointer to CEikonEnv

	iCoeEnv = CEikonEnv::Static();    

    if ( !iCoeEnv )

        {

        User::Leave( KErrGeneral );        

        }

    iLockKeys = ETrue;

	//Open resource file

    TFileName fileName;

    fileName.Zero();

    TFileName drivePath;

    Dll::FileName( drivePath );

    fileName.Append( TParsePtrC( drivePath ).Drive() );

    fileName.Append( KDC_RESOURCE_FILES_DIR );

    fileName.Append( KAccFwUiNotifierResource );

    BaflUtils::NearestLanguageFile( iCoeEnv->FsSession(), fileName );

	//handle to resource file

    iResourceFileOffset = iCoeEnv->AddResourceFileL( fileName );

	//add to scheduler

    CActiveScheduler::Add( this );

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::ConstructL() - return void" );

    }

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

// CAccFwUiDialogNotifier::NewL()

// Two-phased constructor.

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

//

CAccFwUiDialogNotifier* CAccFwUiDialogNotifier::NewL()

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::NewL() - enter" );

    CAccFwUiDialogNotifier* self = new( ELeave ) CAccFwUiDialogNotifier;

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::CAccFwUiDialogNotifier::NewL() - return" );

    return self;

    }

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

// CAccFwUiDialogNotifier::Release()

// (other items were commented in a header).

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

void CAccFwUiDialogNotifier::Release()

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::Release() - enter" );

    if( iResourceFileOffset )

        {

        iCoeEnv->DeleteResourceFile( iResourceFileOffset );

        }

    delete this;

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::Release() - return void" );

    }

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

// CAccFwUiDialogNotifier::RegisterL()

// (other items were commented in a header).

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

CAccFwUiDialogNotifier::TNotifierInfo CAccFwUiDialogNotifier::RegisterL()

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RegisterL() - enter" );

    iInfo.iUid=KAccFwUiDialogNotifierUid;

    iInfo.iChannel=KScreenOutputChannel;

    iInfo.iPriority=ENotifierPriorityHigh;

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::CAccFwUiDialogNotifier::RegisterL() - return" );

    return iInfo;

    }

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

// CAccFwUiDialogNotifier::Info()

// (other items were commented in a header).

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

CAccFwUiDialogNotifier::TNotifierInfo CAccFwUiDialogNotifier::Info() const

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::Info() - enter" );

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::Info() - return void" );

    return iInfo;

    }

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

// CAccFwUiDialogNotifier::StartL()

// (other items were commented in a header).

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

TPtrC8 CAccFwUiDialogNotifier::StartL( const TDesC8& /*aBuffer*/ )

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::StartL() - enter" );

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::StartL() - return void" );

    return KNullDesC8();

    }

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

// CAccFwUiDialogNotifier::StartL()

// (other items were commented in a header).

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

void CAccFwUiDialogNotifier::StartL(

    const TDesC8& aBuffer, 

    TInt aReplySlot, 

    const RMessagePtr2& aMessage )

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::StartL() - enter" );

    // Connect to AknKeylock2 server;

    iErr = iServer.Connect();

    //get selection bit mask

	TUint32 selectionBitmask( 0 );

	TPckg<TUint32> selectioPckg( selectionBitmask );

	selectioPckg.Copy( aBuffer );

	//prepare selection array	

	iSelections.Close();

	// construct listbox item array

	iItemList = new ( ELeave ) CDesCArrayFlat( 10 );

	//if cover UI exist

	if( FeatureManager::FeatureSupported( KFeatureIdCoverDisplay ) )

        {	

		delete iCoverUIITems;

		iCoverUIITems = 0;

		iCoverUIITems = new ( ELeave ) CArrayFixFlat<TInt>( 10 );

        }

	TResourceReader reader;

	HBufC8* literals = iCoeEnv->AllocReadResourceAsDes8LC( R_SELECTION_DIALOG_LITERALS );

	reader.SetBuffer( literals );

	TInt count( reader.ReadInt16() );

	TInt coverUIItemCounter( 0 );

	//add items to dialog

	for ( TInt i(0); i < count; i++ )

	    {

		//read from resource

		TUint32 index( reader.ReadUint32() );

		HBufC * buf( reader.ReadHBufCL() );

		CleanupStack::PushL( buf );

		if ( index & selectionBitmask )

		    {

			iItemList->AppendL( *buf );

			iSelections.Append( index );

			//append cover UI items

			if ( iCoverUIITems )

			    {

				iCoverUIITems->AppendL( coverUIItemCounter++ );	

			    }

		    }

		CleanupStack::PopAndDestroy( buf );

		if ( ( index << 1  ) > selectionBitmask )

		    {

			//stop for-loop, selectionbitmask can't match anymore

			break;

		    }

	    }

    CleanupStack::PopAndDestroy( literals );

	iMessage = aMessage;

	iReplySlot = aReplySlot;

	iIsCancelled = EFalse;

    //prepare active object

    SetActive();

    TRequestStatus* status = &iStatus;

    User::RequestComplete( status, KErrNone );//RunL() function will get called

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::StartL() - return void" );

    }

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

// CAccFwUiDialogNotifier::RunL()

// (other items were commented in a header).

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

void CAccFwUiDialogNotifier::RunL()

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - enter" );

	if ( iIsCancelled )

	    {

		return;	

	    }

    if( iErr == KErrNone )

        {

        iWasLocked = iServer.IsKeyLockEnabled();

        // Change the bit on and off. SysAp will detect that

        // the lights should be switched on for the specified time.

        iServer.DisableKeyLock();

        }

	TInt replyValue;

	//create and prepare dialog

	iDialog =  new ( ELeave ) CAknListQueryDialog ( &replyValue ); 

    iDialog->PrepareLC( R_SELECTION_DIALOG_LIST_QUERY );

	//add items to popup list

	iDialog->SetItemTextArray( iItemList );

	if( FeatureManager::FeatureSupported( KFeatureIdCoverDisplay ) )

        {

		API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - Publish cover UI ");

    	iDialog->PublishDialogL( ECmdShowAccessorySelectionDialog,

        					  	 KCatAccFw,

        					  	 iCoverUIITems );

		//iDialog take ownership

		iCoverUIITems = 0;        					

        }	

	//show dialog...

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - Show dialog -> RunLD()" );

	TBool result = iDialog->RunLD();

	iDialog = 0;

    //create package

    TInt returnValue( 0 );

    TPckg<TInt> valuePck( returnValue );

    if ( !iIsCancelled )

        {

	    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - Check dialog result" );

    	if ( result )

        	{

			//write selected item to reply slot

			if ( returnValue >= 0 && iSelections.Count() )

	    		{

				returnValue = iSelections[ replyValue ];

			    API_TRACE_1( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - Set selection: %d", returnValue );

		    	}

		    // Don't lock keys if something was selected

		    iLockKeys = EFalse;

    	    }

    	else

    	    {

		    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - Cancel pressed" );

    		returnValue = 0;

    		iLockKeys = ETrue;

        	}

    	//complete client requests

	    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - Write response value to message" );

		iMessage.Write( iReplySlot, valuePck, 0 );	

	    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - Complete message" );

 		iMessage.Complete( KErrNone );	

        }

    else

        {

        // Message is being completed with KErrCancel in Cancel-method

        }

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - Release resources" );

	delete iCoverUIITems;

	iCoverUIITems = 0;

    iSelections.Close();

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunL() - return void" );    

    }

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

// CAccFwUiDialogNotifier::RunError()

// (other items were commented in a header).

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

TInt CAccFwUiDialogNotifier::RunError(TInt aError)

    {

    API_TRACE_1( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunError() - %d", aError );

    if( !iMessage.IsNull() )

        {

        iMessage.Complete( aError );

        }

    aError = KErrNone;

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::RunError() - return" );

    return aError;

    }

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

// CAccFwUiDialogNotifier::DoCancel()

// (other items were commented in a header).

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

void CAccFwUiDialogNotifier::DoCancel()

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::DoCancel() - enter" );

    if( !iMessage.IsNull() )

        {

        iMessage.Complete( KErrCancel );

        }

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::DoCancel() - return" );

    }

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

// CAccFwUiDialogNotifier::Cancel()

// (other items were commented in a header).

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

void CAccFwUiDialogNotifier::Cancel()

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::Cancel() - enter" );

    iIsCancelled = ETrue;

    if( iLockKeys && iWasLocked && ( iErr == KErrNone ) )

        {

        iServer.EnableKeyLock();

        }

    iLockKeys = ETrue;

    if ( iDialog )

        {

	   //cancel active object, delete dialog and release resources

        if ( IsActive() )

            {

            CActive::Cancel();    

            }

	    delete iDialog;

	    iDialog = 0;

		delete iCoverUIITems;

		iCoverUIITems = 0;

	    iSelections.Close();    	

        TInt returnValue( 0 );

        TPckg<TInt> valuePck( returnValue );

        API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::Cancel() - Write response value to message" );

        iMessage.Write( iReplySlot, valuePck, 0 );

        API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::Cancel() - Complete message with Cancel" );

        iMessage.Complete( KErrCancel );

        }

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::Cancel() - return void" );

    }

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

// CAccFwUiDialogNotifier::UpdateL()

// (other items were commented in a header).

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

TPtrC8 CAccFwUiDialogNotifier::UpdateL(

    const TDesC8& /*aBuffer*/ )

    {

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::UpdateL() - enter" );

    API_TRACE_( "[AccFW: ACCFWUINOTIFIER] CAccFwUiDialogNotifier::UpdateL() - return void" );

    return KNullDesC8();

    }

//  End of File