/*

* Copyright (c) 2004-2005 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 CLandmarksCategoriesView class

*

*/

#include <aknViewAppUi.h>

#include <eikmenup.h>

#include <AknQueryDialog.h>

#include <EPos_CPosLandmarkCategory.h>

#include "LmRefApp.hrh"

#include <LmRefApp.rsg>

#include "LandmarksCategoriesView.h"

#include "LandmarksCategoriesContainer.h"

#include "LandmarksApplicationEngine.h"

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

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

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

//

CLandmarksCategoriesView::CLandmarksCategoriesView(

    CLandmarksApplicationEngine* aEngine)

:   iEngine(aEngine)

    {

    // No implementation required

    }

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

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

//

void CLandmarksCategoriesView::ConstructL()

    {

    BaseConstructL(R_LMREFAPP_CATEGORIES_VIEW);

    }

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

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

//

CLandmarksCategoriesView* CLandmarksCategoriesView::NewLC(

    CLandmarksApplicationEngine* aEngine)

    {

    CLandmarksCategoriesView* self = 

        new (ELeave) CLandmarksCategoriesView(aEngine);

    CleanupStack::PushL(self);

    self->ConstructL();

    return self;

    }

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

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

//

CLandmarksCategoriesView::~CLandmarksCategoriesView()

    {

    delete iContainer;

    // This object is responsible for deleting the application engine instance.

    delete iEngine;

    }

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

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

//

TUid CLandmarksCategoriesView::Id() const

    {

    return TUid::Uid(ELandmarksCategoriesViewId);

    }

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

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

//

void CLandmarksCategoriesView::HandleCommandL(TInt aCommand)

    {

    switch (aCommand)

        {

        case ELandmarksDelete:

            iContainer->DeleteCategoryL();

            break;

        case ELandmarksRename:

            RenameCategoryL();

            break;

        case ELandmarksAddCategory:

            AddCategoryL();

            break;

        default:

            AppUi()->HandleCommandL(aCommand);

            break;

        }

    }

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

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

//

void CLandmarksCategoriesView::DoActivateL(

    const TVwsViewId& /*aPrevViewId*/,

    TUid /*aCustomMessageId*/,

    const TDesC8& /*aCustomMessage*/)

    {

    if (!iContainer)

        {

        iContainer = new (ELeave) CLandmarksCategoriesContainer(

            *this, *iEngine, *(MenuBar()));

        iContainer->SetMopParent(this);

	    iContainer->ConstructL(ClientRect());

        }

    // Enable receiving of keyboard events.

    AppUi()->AddToStackL(*this, iContainer);

    // Make view visible.

    iContainer->MakeVisible(ETrue);

    // Notify that this view is active.

    TBool isActive = ETrue;

    iEngine->NotifyViewActivated(Id(), isActive);

    }

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

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

//

void CLandmarksCategoriesView::DoDeactivate()

    {

    // Hide view.

    iContainer->MakeVisible(EFalse);

    // Notify that this view is inactive.

    TBool isActive = EFalse;

    iEngine->NotifyViewActivated(Id(), isActive);

    // Disable receiving keyboard events.

    AppUi()->RemoveFromStack(iContainer);

    }

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

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

//

void CLandmarksCategoriesView::HandleResourceChange( TInt aType )

    {

    if ( iContainer )

        {

        iContainer->HandleResourceChange( aType );

        }

    }

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

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

//

void CLandmarksCategoriesView::DynInitMenuPaneL(

    TInt aResourceId,

    CEikMenuPane* aMenuPane)

    {

    CAknView::DynInitMenuPaneL(aResourceId, aMenuPane);

    if (aResourceId == R_LMREFAPP_CATEGORIES_MENU)

        {

        // If none or a global cat. is selected we need to hide some commands.

        TBool dimmed = 

            !iContainer->IsItemSelected() || iContainer->IsGlobalL();

        aMenuPane->SetItemDimmed(ELandmarksDelete, dimmed);

        aMenuPane->SetItemDimmed(ELandmarksRename, dimmed);

        }

    }

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

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

//

void CLandmarksCategoriesView::AddCategoryL()

    {

    // Create and initialize dialog

    TBuf<KPosLmMaxCategoryNameLength> categoryName;

    CAknTextQueryDialog* queryDialog = CAknTextQueryDialog::NewL(categoryName);

    queryDialog->SetMaxLength(KPosLmMaxCategoryNameLength);

    CleanupStack::PushL(queryDialog);

    // Create and set title

    HBufC* title = 

        iCoeEnv->AllocReadResourceAsDes16LC(R_LMREFAPP_NEW_CATEGORY);

    queryDialog->SetPromptL(*title);

    CleanupStack::PopAndDestroy(title);

    // Launch dialog

    TBool dialogDismissed = queryDialog->ExecuteLD(R_LMREFAPP_RENAME_QUERY);

    CleanupStack::Pop(queryDialog);

    if (dialogDismissed)

        {

        // Create and add a new category with user defined name.

        CPosLandmarkCategory* newCategory = CPosLandmarkCategory::NewLC();

        newCategory->SetCategoryNameL(categoryName);

        iEngine->AddCategoryL(*newCategory);

        CleanupStack::PopAndDestroy(newCategory);

        }

    }

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

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

//

void CLandmarksCategoriesView::RenameCategoryL()

    {

    // Fetch existing category name

    CPosLandmarkCategory* category = 

        iEngine->CategoryLC(iContainer->CurrentCategoryId());

    TPtrC categoryName;

    category->GetCategoryName(categoryName);

    TBuf<KPosLmMaxCategoryNameLength> newCategoryName;

    newCategoryName.Insert(0, categoryName);

    // Create and initialize dialog

    CAknTextQueryDialog* queryDialog = 

        CAknTextQueryDialog::NewL(newCategoryName);

    queryDialog->SetMaxLength(KPosLmMaxCategoryNameLength);

    CleanupStack::PushL(queryDialog);

    // Create and set title

    HBufC* title = 

        iCoeEnv->AllocReadResourceAsDes16LC(R_LMREFAPP_CATEGORY_NAME);

    queryDialog->SetPromptL(*title);

    CleanupStack::PopAndDestroy(title);

    // Launch dialog

    TBool dialogAccepted = queryDialog->ExecuteLD(R_LMREFAPP_RENAME_QUERY);

    CleanupStack::Pop(queryDialog);

    if (dialogAccepted)

        {

        // Update category name

        category->SetCategoryNameL(newCategoryName);

        iEngine->UpdateCategoryL(*category);

        }

    CleanupStack::PopAndDestroy(category);

    }