/*

* Copyright (c) 2002 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: 

*           Thumbnail command event handling class.

*

*/

// INCLUDE FILES

#include "CPbkThumbnailCmd.h"

#include <eikmenup.h>               // CEikMenuPane

#include <AknWaitDialog.h>

#include <aknnotewrappers.h>

#include <sysutil.h>

#include <StringLoader.h>

#include <PbkView.hrh>

#include "CPbkThumbnailManager.h"

#include "CPbkThumbnailPopup.h"

#include <CPbkDrmManager.h>

#include <CPbkContactItem.h>

#include <MPbkMenuCommandObserver.h>

#include <MGFetch.h>

/// Unnamed namespace for local definitons

namespace {

#ifdef _DEBUG

enum TPanicCode

    {

    EPanicPreCond_PbkThumbnailSetComplete,

    EPanicPreCond_PbkThumbnailSetFailed

    };

void Panic(TPanicCode aReason)

    {

    _LIT(KPanicText, "CPbkThumbnailCmd");

    User::Panic(KPanicText, aReason);

    }

#endif  // _DEBUG

} // namespace

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

inline CPbkThumbnailCmd::CPbkThumbnailCmd

        (CPbkContactEngine& aEngine, 

        CPbkThumbnailPopup& aThumbnailPopup) :

    iEngine(aEngine),

    iThumbnailPopup(aThumbnailPopup)

    {

    }

inline void CPbkThumbnailCmd::ConstructL()

    {

    iThumbnailManager = CPbkThumbnailManager::NewL(iEngine);

    iDrmManager = CPbkDrmManager::NewL();

    }

CPbkThumbnailCmd* CPbkThumbnailCmd::NewL

        (CPbkContactEngine& aEngine,

        CPbkThumbnailPopup& aThumbnailPopup)

    {

    CPbkThumbnailCmd* self = new (ELeave) 

        CPbkThumbnailCmd(aEngine, aThumbnailPopup);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

CPbkThumbnailCmd::~CPbkThumbnailCmd()

    {

    if (iDestroyed && *iDestroyed==EFalse)

        {

        *iDestroyed=ETrue;

        }

    delete iDrmManager;

    delete iThumbOperation;

    delete iWaitNote;

    delete iThumbnailManager;

    }

TBool CPbkThumbnailCmd::FetchThumbnailL

        (CPbkContactItem& aContactItem)

    {

    TBool result = EFalse;

    Cancel();

    // fetch thumbnail from media gallery

    CDesCArray* selectedFile = new(ELeave) CDesCArrayFlat(1);

    CleanupStack::PushL(selectedFile);

    TBool destroyed(EFalse);

    iDestroyed=&destroyed;

	TBool res = MGFetch::RunL(*selectedFile, EImageFile, EFalse, this);

    if ( *iDestroyed==EFalse && res && selectedFile->Count() > 0)

        {

        CAknWaitDialog* waitNote = 

            new(ELeave) CAknWaitDialog(reinterpret_cast<CEikDialog**>(&iWaitNote));

        waitNote->ExecuteLD(R_QTN_GEN_NOTE_FETCHING);

        CleanupStack::PushL(waitNote);

        TPtrC fileName = (*selectedFile)[0];

        iThumbOperation = 

            iThumbnailManager->SetThumbnailAsyncL

                (*this, aContactItem, fileName);

        CleanupStack::Pop(waitNote);

        iWaitNote = waitNote;

        iContactItem = &aContactItem;

        result = ETrue;

        }

    iDestroyed = NULL;

    CleanupStack::PopAndDestroy(selectedFile);

    return result;

    }

TBool CPbkThumbnailCmd::RemoveThumbnailL

        (CPbkContactItem& aContactItem)

    {

    Cancel();

    iThumbnailManager->RemoveThumbnail(aContactItem);

    if (iThumbnailPopup.ContactId() == aContactItem.Id())

        {

        iThumbnailPopup.CancelLoading();

        }

    return ETrue;

    }

void CPbkThumbnailCmd::DynInitMenuPaneL

        (TInt /*aResourceId*/, 

        CEikMenuPane& aMenuPane,

        CPbkContactItem& aContactItem)

    {    

    // if context pane not present, dim all thumbnail related items.    

    if ( !iAvkonAppUi->StatusPane()->

        PaneCapabilities(TUid::Uid(EEikStatusPaneUidContext)).IsInCurrentLayout() )

        {

        aMenuPane.SetItemDimmed(EPbkCmdRemoveThumbnail, ETrue);            

        aMenuPane.SetItemDimmed(EPbkCmdFetchThumbnail, ETrue);

        }

    // Filter remove thumbnail item               

    else if (!iThumbnailManager->HasThumbnail(aContactItem))

        {

        aMenuPane.SetItemDimmed(EPbkCmdRemoveThumbnail, ETrue);

        }

    }

void CPbkThumbnailCmd::PbkThumbnailSetComplete

        (MPbkThumbnailOperation& 

#ifdef _DEBUG

        aOperation

#endif

        )

    {

    __ASSERT_DEBUG(&aOperation == iThumbOperation, 

        Panic(EPanicPreCond_PbkThumbnailSetComplete));

    delete iThumbOperation;

    iThumbOperation = NULL;

    // Display the thumbnail

    iThumbnailPopup.Load(*iContactItem, NULL );

    // Dismiss the wait note

	TRAPD(err, iWaitNote->ProcessFinishedL());

	if (err != KErrNone)

		{

		delete iWaitNote;

        iWaitNote = NULL;

		}

    }

void CPbkThumbnailCmd::PbkThumbnailSetFailed

        (MPbkThumbnailOperation& 

#ifdef _DEBUG

        aOperation

#endif

        ,TInt aError)

    {

    __ASSERT_DEBUG(&aOperation == iThumbOperation, 

        Panic(EPanicPreCond_PbkThumbnailSetFailed));

    delete iThumbOperation;

    iThumbOperation = NULL;

    // Dismiss the wait note

	TRAPD(err, iWaitNote->ProcessFinishedL());

	if (err != KErrNone)

		{

		delete iWaitNote;

        iWaitNote = NULL;

		}

    // Report the failure to the user

    CCoeEnv::Static()->HandleError(aError);

    }

TBool CPbkThumbnailCmd::VerifySelectionL

        (const MDesCArray* aSelectedFiles)

    {

    TBool result = EFalse;

    if (iDestroyed && *iDestroyed==EFalse && aSelectedFiles && aSelectedFiles->MdcaCount() > 0)

        {

        // DRM for phonebook thumbnail fetch

        TPtrC fileName = aSelectedFiles->MdcaPoint(0);

        if (iDrmManager->IsProtectedFile(fileName))

            {

            // show user copyright note

            HBufC* prompt = CCoeEnv::Static()->AllocReadResourceLC(R_QTN_DRM_NOT_ALLOWED);

            CAknInformationNote* dlg = new(ELeave) CAknInformationNote(ETrue);

            dlg->ExecuteLD(*prompt);

            CleanupStack::PopAndDestroy(); // prompt

            }

        else

            {

            result = ETrue;

            }

        }

    return result;

    }

void CPbkThumbnailCmd::Cancel()

    {

    iContactItem = NULL;

    delete iWaitNote;

    iWaitNote = NULL;

    delete iThumbOperation;

    iThumbOperation = NULL;

    }

TBool CPbkThumbnailCmd::OkToExit()

    {

    TBool ret(ETrue);

    if (iDestroyed && *iDestroyed==EFalse)

        {

        // MGFetch call not returned

        ret=EFalse;

        }

    return ret;    

    }

//  End of File