/*

* Copyright (c) 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: 

*       Provides Image conflict resolution dialog for Contact Merge command.

*

*/

#include <eikclbd.h>

#include <aknlayoutscalable_apps.cdl.h>

#include <aknlists.h>

#include <AknIconArray.h>

#include <eikapp.h>

#include <gulicon.h>

#include <AknIconUtils.h>

#include <StringLoader.h>

#include <aknnavide.h>

#include <akntitle.h>

#include <avkon.mbg>

#include <MPbk2MergeConflict.h>

#include <CPbk2ImageManager.h>

#include <TPbk2ImageManagerParams.h>

#include <MVPbkBaseContact.h>

#include <MVPbkFieldType.h>

#include <MPbk2AppUi.h>

#include <MPbk2ApplicationServices.h>

#include <CVPbkContactManager.h>

#include "CPbk2MergePhotoConflictDlg.h"

/// Unnamed namespace for local definitions

namespace {

_LIT( KPictureRowFormat, "%d\t   %S\t\t" );

inline CGulIcon* CreateEmptyIconL()

        {               

        CFbsBitmap* image = NULL;

        CFbsBitmap* mask = NULL;

        AknIconUtils::CreateIconL( image, mask, 

                AknIconUtils::AvkonIconFileName(),

                EMbmAvkonQgn_prop_empty, 

                EMbmAvkonQgn_prop_empty_mask );                             

        return CGulIcon::NewL( image, mask );

        } 

}

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

// CPbk2MergePhotoConflictDlg::CPbk2MergePhotoConflictDlg

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

//

CPbk2MergePhotoConflictDlg::CPbk2MergePhotoConflictDlg( MVPbkBaseContact* aFirstContact,

                                                        MVPbkBaseContact* aSecondContact, 

                                                        TInt* aResult ):

        iFirstContact( aFirstContact ), iSecondContact( aSecondContact ), iSelectedItem( aResult )

    {

    // No implementation required

    }

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

// CPbk2MergePhotoConflictDlg::~CPbk2MergePhotoConflictDlg

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

//

CPbk2MergePhotoConflictDlg::~CPbk2MergePhotoConflictDlg()

    {

    StopWait();

    delete iWait;

    delete iImageOperationFirst;

    delete iImageOperationSecond;

    delete iImageManager;

    delete iFirstImage;

    delete iSecondImage;

    delete iNaviDecorator;

    delete iSelectedString;

    }

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

// CPbk2MergePhotoConflictDlg::NewL

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

//

EXPORT_C CPbk2MergePhotoConflictDlg* CPbk2MergePhotoConflictDlg::NewL( MVPbkBaseContact* aFirstContact,

                                                                       MVPbkBaseContact* aSecondContact, 

                                                                       TInt* aResult )

    {

    CPbk2MergePhotoConflictDlg* self = 

        new (ELeave) CPbk2MergePhotoConflictDlg( aFirstContact, aSecondContact, aResult );

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(); // self;

    return self;

    }

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

// CPbk2MergePhotoConflictDlg::ConstructL

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

//

void CPbk2MergePhotoConflictDlg::ConstructL()

    {

    SetNaviPaneL();

    SetTitlePaneL( ETrue );

    *iSelectedItem = EPbk2ConflictedFirst;

    iSelectedString = StringLoader::LoadL( R_QTN_PHOB_TITLE_SELECTED );

    iContactManager = &Phonebook2::Pbk2AppUi()->ApplicationServices().ContactManager();

    iImageManager = CPbk2ImageManager::NewL( *iContactManager );

    CAknDialog::ConstructL( R_AVKON_MENUPANE_EMPTY );

    iWait = new (ELeave) CActiveSchedulerWait();

    }

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

// CPbk2MergePhotoConflictDlg::PreLayoutDynInitL

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

//

void CPbk2MergePhotoConflictDlg::PreLayoutDynInitL()

    {

    CAknDialog::PreLayoutDynInitL();

    CEikButtonGroupContainer& cba = ButtonGroupContainer();

    CEikCba* eikCba = static_cast<CEikCba*>( cba.ButtonGroup() );

    if( eikCba )

        {

        eikCba->EnableItemSpecificSoftkey( EFalse );

        }

    iListBox = static_cast<CEikFormattedCellListBox*>( Control( 1 ) );

    SetItemsL();

    iListBox->CreateScrollBarFrameL( ETrue );

    iListBox->ScrollBarFrame()->SetScrollBarVisibilityL(

            CEikScrollBarFrame::EOff,

            CEikScrollBarFrame::EAuto );

    iListBox->HandleItemAdditionL();

    iListBox->SetListBoxObserver( this ); // MEikListBoxObserver

    }

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

// CPbk2MergePhotoConflictDlg::OkToExitL

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

//

TBool CPbk2MergePhotoConflictDlg::OkToExitL( TInt aButtonId )

    {

    if ( aButtonId == EAknSoftkeyDone || aButtonId == EAknSoftkeyCancel )

        {

        TRAP_IGNORE( SetTitlePaneL( EFalse ) );

        return ETrue;

        }

    return EFalse;

    }

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

// CPbk2MergePhotoConflictDlg::OfferKeyEventL

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

//

TKeyResponse CPbk2MergePhotoConflictDlg::OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType )

    {

    TKeyResponse result = EKeyWasNotConsumed;

    if ( aKeyEvent.iCode == EKeyEscape )

       {

       result = CEikDialog::OfferKeyEventL( aKeyEvent, aType );

       return result;

       }

    result = iListBox->OfferKeyEventL( aKeyEvent, aType );

    if ( aType == EEventKeyDown && aKeyEvent.iScanCode == EStdKeyDevice3 )

        {

        SwitchRadioButtonL();

        }

    return result;

    }

void CPbk2MergePhotoConflictDlg::SizeChanged()

    {

    CAknDialog::SizeChanged();

    TSize size = iListBox->ItemDrawer()->FormattedCellData()->SubCellSize(0);

    if ( iSize != size )

        {

        iSize = size;

        TRAP_IGNORE( InitBitmapAsyncL( *iFirstContact ) );

        StartWait();

        }

    }

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

// CPbk2MergePhotoConflictDlg::HandleListBoxEventL

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

//

void CPbk2MergePhotoConflictDlg::HandleListBoxEventL( CEikListBox* /*aListBox*/, TListBoxEvent aEventType )

    {     

    if( AknLayoutUtils::PenEnabled() )  

        {

        if ( aEventType == EEventItemSingleClicked )

            {

            SwitchRadioButtonL();

            }

        }

    }

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

// CPbk2MergePhotoConflictDlg::SetIconsL

// Sets icons for the listbox.

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

//

void CPbk2MergePhotoConflictDlg::SetIconsL()

    {

    CArrayPtr<CGulIcon>* iconList = new (ELeave) CAknIconArray( 2 );

    CleanupStack::PushL( iconList );

    CGulIcon* first = NULL;

    if ( iFirstImage )

        {

        first = CGulIcon::NewL( iFirstImage );

        first->SetBitmapsOwnedExternally( ETrue );

        }

    else

        {

        first = CreateEmptyIconL();

        }  

    CleanupStack::PushL( first );

    iconList->AppendL( first );

    CleanupStack::Pop( first );

    CGulIcon* second = NULL;

    if ( iSecondImage )

        {

        second = CGulIcon::NewL( iSecondImage );

        second->SetBitmapsOwnedExternally( ETrue );

        }

    else

        {

        second = CreateEmptyIconL();

        }

    CleanupStack::PushL( second );

    iconList->AppendL( second );

    CleanupStack::Pop( second );

    iListBox->ItemDrawer()->ColumnData()->SetIconArray( iconList );

    CleanupStack::Pop( iconList );

    }

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

// CPbk2MergePhotoConflictDlg::SetItemsL

// Sets items to the listbox.

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

//

void CPbk2MergePhotoConflictDlg::SetItemsL()

    {    

    CDesCArray* itemArray = new ( ELeave ) CDesCArrayFlat( 2 );

    RBuf listItem;

    listItem.Create( KPictureRowFormat().Length() + iSelectedString->Length() );

    listItem.Format( KPictureRowFormat, EPbk2ConflictedFirst, iSelectedString );

    itemArray->AppendL( listItem );

    listItem.Close();

    listItem.Create( KPictureRowFormat().Length() + iSelectedString->Length() );

    listItem.Format( KPictureRowFormat, EPbk2ConflictedSecond, &KNullDesC );

    itemArray->AppendL( listItem );

    listItem.Close();

    iListBox->Model()->SetItemTextArray( itemArray );

    iListBox->Model()->SetOwnershipType( ELbmOwnsItemArray );

    iListBox->HandleItemAdditionL();

    }

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

// CPbk2MergePhotoConflictDlg::SwitchRadioButtonL

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

//

void CPbk2MergePhotoConflictDlg::SwitchRadioButtonL()

    {

    TInt itemIndex = iListBox->CurrentItemIndex();

    if ( *iSelectedItem != itemIndex)

        {

        CDesCArray* itemArray = static_cast<CDesC16ArrayFlat*>( iListBox->Model()->ItemTextArray() );

        // deselect item

        RBuf listItem;

        listItem.Create( KPictureRowFormat().Length() );

        listItem.Format( KPictureRowFormat, *iSelectedItem , &KNullDesC );

        itemArray->Delete( *iSelectedItem );

        itemArray->InsertL( *iSelectedItem, listItem );

        listItem.Close();

        // select item

        listItem.Create( KPictureRowFormat().Length() + iSelectedString->Length() );

        listItem.Format( KPictureRowFormat, itemIndex, iSelectedString );

        itemArray->Delete( itemIndex );

        itemArray->InsertL( itemIndex, listItem );

        listItem.Close();

        *iSelectedItem = itemIndex;

        iListBox->DrawDeferred();

        }

    }

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

// CPbk2MergeConflictsDlg::SetNaviPaneL

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

//

void CPbk2MergePhotoConflictDlg::SetNaviPaneL()

    {

    CEikStatusPane* statusPane = iAvkonAppUi->StatusPane();

    if ( statusPane && statusPane->PaneCapabilities( TUid::Uid( EEikStatusPaneUidNavi ) ).IsPresent() )

        {

        CAknNavigationControlContainer* naviPane = static_cast<CAknNavigationControlContainer*>

            ( statusPane->ControlL ( TUid::Uid( EEikStatusPaneUidNavi ) ) );

        HBufC* naviLabel = StringLoader::LoadLC( R_QTN_PHOB_TITLE_SELECT_IMAGE );

        iNaviDecorator = naviPane->CreateNavigationLabelL( *naviLabel );

        CleanupStack::PopAndDestroy( naviLabel );   

        naviPane->PushL( *iNaviDecorator );

        }

    }

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

// CPbk2MergeConflictsDlg::SetTitlePaneL

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

//

void CPbk2MergePhotoConflictDlg::SetTitlePaneL( TBool aCustom )

    {

    CEikStatusPane* statusPane = iAvkonAppUi->StatusPane();

    if ( statusPane && statusPane->PaneCapabilities( TUid::Uid( EEikStatusPaneUidTitle ) ).IsPresent() )

        {

        CAknTitlePane* titlePane = static_cast<CAknTitlePane*>

            ( statusPane->ControlL ( TUid::Uid( EEikStatusPaneUidTitle ) ) );

        if ( aCustom )

            {

            HBufC* title = StringLoader::LoadLC( R_QTN_PHOB_TITLE_CONFLICT_RESOLUTION );

            titlePane->SetTextL( *title );

            CleanupStack::PopAndDestroy( title );  

            }

        else

            {

            titlePane->SetTextToDefaultL();

            }

        }

    }

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

// CPbk2MergePhotoConflictDlg::InitBitmapAsyncL

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

//

void CPbk2MergePhotoConflictDlg::InitBitmapAsyncL( MVPbkBaseContact& aContact )

    {  

    // cancel previous operations

    if ( &aContact == iFirstContact )

        {

        delete iImageOperationFirst;

        iImageOperationFirst = NULL;

        }

    const MVPbkFieldType* thumbType = iContactManager->FieldTypes().Find(

            R_VPBK_FIELD_TYPE_THUMBNAILPIC );

    if( thumbType )

        {

        if( iImageManager->HasImage( aContact, *thumbType ) )

            {

            // Define parameters for thumbnail

            TPbk2ImageManagerParams params;

            TInt useCropping = 0x0008;

            params.iSize = iSize;

            params.iFlags = TPbk2ImageManagerParams::EScaleImage |

                            TPbk2ImageManagerParams::EKeepAspectRatio |

                            useCropping;    //CROP IMAGE    

            // contact has image. load it.

            if ( &aContact == iFirstContact )

                {

                iImageOperationFirst = iImageManager->GetImageAsyncL( 

                &params, aContact, *thumbType, *this ); 

                }

            else if ( &aContact == iSecondContact )

                {

                iImageOperationSecond = iImageManager->GetImageAsyncL( 

                &params, aContact, *thumbType, *this ); 

                }

            }

        }

    }

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

// CPbk2MergePhotoConflictDlg::StopWait

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

//

void CPbk2MergePhotoConflictDlg::StopWait()

    {

    if ( iWait->IsStarted() )

        {

        iWait->AsyncStop();

        }

    }

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

// CPbk2MergePhotoConflictDlg::StartWait

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

//

void CPbk2MergePhotoConflictDlg::StartWait()

    {

    if ( !iWait->IsStarted() )

        {

        iWait->Start();

        }

    }

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

// CPbk2MergePhotoConflictDlg::Pbk2ImageGetComplete

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

//

void CPbk2MergePhotoConflictDlg::Pbk2ImageGetComplete(

                MPbk2ImageOperation& aOperation,

                CFbsBitmap* aBitmap )

    {

    if ( &aOperation == iImageOperationFirst )

        {

        delete iImageOperationFirst;

        iImageOperationFirst = NULL;

        delete iFirstImage;

        iFirstImage = aBitmap;

        TRAPD( err, InitBitmapAsyncL( *iSecondContact ) );

        if ( err != KErrNone )

            {

            StopWait();

            TRAP_IGNORE( SetIconsL() ); 

            }

        else 

            {

            StartWait();

            }

        }

    else if ( &aOperation == iImageOperationSecond )

        {

        delete iImageOperationSecond;

        iImageOperationSecond = NULL;

        delete iSecondImage;

        iSecondImage = aBitmap;

        TRAP_IGNORE( SetIconsL() );

        StopWait();

        }

    }

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

// CPbk2MergePhotoConflictDlg::Pbk2ImageGetFailed

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

//

void CPbk2MergePhotoConflictDlg::Pbk2ImageGetFailed(

                MPbk2ImageOperation& aOperation,

                TInt /*aError*/ )

    {

    StopWait();

    if ( &aOperation == iImageOperationFirst )

        {

        delete iImageOperationFirst;

        iImageOperationFirst = NULL;

        }

    else if ( &aOperation == iImageOperationSecond )

        {

        delete iImageOperationSecond;

        iImageOperationSecond = NULL;

        }

    }