/*

* Copyright (c) 2004-2007 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:  Implements the CLandmarksInfoContainer class

*

*/

#include <aknsfld.h>

#include <aknnavi.h>

#include <aknlists.h> 

#include <eikclbd.h>

#include <akntitle.h>

#include <aknview.h>

#include <aknnavide.h>

#include <lbspositioninfo.h>

#include <LmRefApp.rsg>

#include "LmRefApp.hrh"

#include "LandmarksCommonData.h"

#include "LandmarksInfoContainer.h"

#include "LandmarksInfoModel.h"

#include "LandmarksEditDialog.h"

#include "LandmarksApplicationEngine.h"

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

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

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

//

CLandmarksInfoContainer::CLandmarksInfoContainer(

    CAknView& aView,

    CLandmarksApplicationEngine& aEngine,

    CAknNavigationDecorator* aNaviDecorator)

:   iView(aView),

    iEngine(aEngine), 

    iNaviDecorator(aNaviDecorator)

    {

    }

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

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

//

void CLandmarksInfoContainer::ConstructL(const TRect& aRect)

    {

    CreateWindowL();

    CreateListBoxL();

    // Create data model.

    iModel = new (ELeave) CLandmarksInfoModel(iEngine);

    SetRect(aRect);

    ActivateL();

    }

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

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

//

CLandmarksInfoContainer::~CLandmarksInfoContainer()

    {

    iFields.Close();

    delete iListBox;

	delete iLandmark;

    delete iModel;

    }

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

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

//

TInt CLandmarksInfoContainer::CountComponentControls() const

    {

    TInt count = 0;

    if (iListBox)

        {

        count++;

        }

    return count; // Return the number of controls inside this container.

    }

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

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

//

CCoeControl* CLandmarksInfoContainer::ComponentControl(TInt aIndex) const

    {

    switch (aIndex)

        {

        case 0:

            return iListBox; // Returns the pointer to listbox object.

        default:

            return NULL; // Exception : Returns NULL.

        }

    }

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

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

//

TKeyResponse CLandmarksInfoContainer::OfferKeyEventL(

    const TKeyEvent& aKeyEvent, TEventCode aType)

    {

	TKeyResponse response = EKeyWasNotConsumed;

    switch (aKeyEvent.iCode)

        {

        case EKeyUpArrow:

        case EKeyDownArrow:

            // Scrolling the listbox. Forward to iListBox.

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

            break;

        case EKeyLeftArrow:

        case EKeyRightArrow:

            // Eat these to disable switching views

            response = EKeyWasConsumed;

            break;

        case EKeyDevice3:

            EditLandmarkL();

            response = EKeyWasConsumed;

            break;

        default:

            // menu keys should be handled

            break;

        }

	return response;

    }

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

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

//

void CLandmarksInfoContainer::StoreTitlePaneL()

    {

    CEikStatusPane* statusPane = iAvkonAppUi->StatusPane();

    iTitlePane = (CAknTitlePane*) statusPane->ControlL(

        TUid::Uid(EEikStatusPaneUidTitle));

    iOriginalTitle = iTitlePane->Text()->AllocL();

    }

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

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

//

void CLandmarksInfoContainer::RestoreTitlePane()

    {

    if (iTitlePane && iOriginalTitle)

        {

        iTitlePane->SetText(iOriginalTitle); // ownership is transferred

        }

    else

        {

        delete iOriginalTitle;

        }

    iOriginalTitle = NULL;

    }

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

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

//

void CLandmarksInfoContainer::CreateListBoxL()

    {

    // Create a control to display a list of descriptors

    iListBox = new (ELeave) CAknSingleHeadingStyleListBox();

    iListBox->SetContainerWindowL(*this);

    iListBox->ConstructL(this, 0);

    // Create scrollbars

    CEikScrollBarFrame* scrollBar = iListBox->CreateScrollBarFrameL();

    scrollBar->SetScrollBarVisibilityL(

		CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto);

    }

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

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

//

void CLandmarksInfoContainer::SizeChanged()

    {

	// Set list box size.

	iListBox->SetRect(Rect());

    }

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

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

//

void CLandmarksInfoContainer::HandleResourceChange(TInt aType)

    {

    CCoeControl::HandleResourceChange(aType);

    if ( aType == KEikDynamicLayoutVariantSwitch )

        {

        SetRect(iView.ClientRect());

        }

    }

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

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

//

void CLandmarksInfoContainer::LoadLandmarkL(TPosLmItemId aLandmarkId)

    {

	delete iLandmark;

	iLandmark = NULL;

    iLandmark = iEngine.LandmarkLC(aLandmarkId);

    CleanupStack::Pop(iLandmark);

    UpdateL();

    iListBox->View()->SetCurrentItemIndex(0);

    }

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

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

//

void CLandmarksInfoContainer::EditLandmarkL()

    {

    // Create editor

    TBool isEdited = EFalse;

    TInt selectedLine = iListBox->View()->CurrentItemIndex();

    TInt activeField = 0;

    if (selectedLine >= 0 && selectedLine < iFields.Count())

        {

        activeField = iFields[selectedLine];

        }

    CLandmarksEditDialog* editDialog = CLandmarksEditDialog::NewLC(

        *iLandmark, EFalse, isEdited, iEngine, activeField);

    TInt err = editDialog->ExecuteLD(R_LMREFAPP_EDIT_DIALOG);

    CleanupStack::Pop(editDialog);

    User::LeaveIfError(err);

    UpdateL();

    // Commit if edited

    if (isEdited)

        {

        iEngine.CommitLandmarkL(*iLandmark);

        // move to first field

        iListBox->View()->SetCurrentItemIndex(0);

        }

    }

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

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

//

void CLandmarksInfoContainer::UpdateL()

    {

    CDesCArray* infoArray = iModel->GetLandmarkInfoL(*iLandmark, iFields);

    CTextListBoxModel* model = iListBox->Model();

    model->SetItemTextArray(infoArray);

    model->SetOwnershipType(ELbmOwnsItemArray);

    iListBox->HandleItemAdditionL();

    UpdateTitleBarL();

    }

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

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

//

void CLandmarksInfoContainer::UpdateTitleBarL()

    {

    TPtrC ptr;

    if (iLandmark)

        {

        iLandmark->GetLandmarkName(ptr);

        iTitlePane->SetTextL(ptr);

        }

    else 

        {

        iTitlePane->SetTextL(*iOriginalTitle);

        }

    }