/*

* Copyright (c) 2002-2007 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:  A base class for sim name list views

*

*/

#include "CPsu2NameListViewBase.h"

// Phonebook2

#include "CPsu2ViewManager.h"

#include <CPbk2AppUiBase.h>

#include <CPbk2ControlContainer.h>

#include <CPbk2NamesListControl.h>

#include <CPbk2UIExtensionView.h>

#include <MPbk2CommandHandler.h>

#include <CPbk2ViewState.h>

#include <CPbk2IconInfoContainer.h>

#include <CPbk2IconFactory.h>

#include <MPbk2ViewExplorer.h>

#include <csxhelp/phob.hlp.hrh>

#include <CPbk2SortOrderManager.h>

#include <Pbk2ContactNameFormatterFactory.h>

#include <MPbk2ContactNameFormatter.h>

#include <MPbk2PointerEventInspector.h>

#include <MPbk2ApplicationServices.h>

#include <Pbk2MenuFilteringFlags.hrh>

// Virtual Phonebook

#include <MVPbkContactViewBase.h>

#include <CVPbkContactManager.h>

#include <MVPbkViewContact.h>

// System includes

#include <avkon.rsg>

#include <eikbtgpc.h>

#include <AknsUtils.h>

#include <AknUtils.h>

#include <AknIconUtils.h>

#include <aknlayout.cdl.h>

#include <StringLoader.h>

#include <barsread.h>

/// Unnamed namespace for local definitions

namespace {

/**

 * Returns ETrue if either Shift or Control key is depressed.

 *

 * @param aKeyEvent Key event.

 * @return  ETrue if shift or control is down.

 */

inline TBool IsShiftOrControlDown( const TKeyEvent& aKeyEvent )

    {

    return ( aKeyEvent.iModifiers &

        ( EModifierShift | EModifierLeftShift | EModifierRightShift |

          EModifierCtrl | EModifierLeftCtrl | EModifierRightCtrl ) ) != 0;

    }

}  /// namespace

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

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

// CPsu2NameListViewBase::TContextPaneIcon::TContextPaneIcon

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

// might leave.

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

//

CPsu2NameListViewBase::TContextPaneIcon::TContextPaneIcon(TPsu2SimIconId aIconId)

:   iIconId( aIconId )

    {

    }

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

// CPsu2NameListViewBase::TContextPaneIcon::CreateLC

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

//

CEikImage* CPsu2NameListViewBase::TContextPaneIcon::CreateLC()

    {

    CEikImage* image = new(ELeave) CEikImage;

    CleanupStack::PushL( image );

    CPbk2IconInfoContainer* iconInfoContainer =

        CPbk2IconInfoContainer::NewL( R_PSU2_ICON_INFO_ARRAY );

    CleanupStack::PushL( iconInfoContainer );

    CPbk2IconFactory* factory = CPbk2IconFactory::NewLC( *iconInfoContainer );

    CFbsBitmap* bitmap = NULL;

    CFbsBitmap* mask = NULL;

    factory->CreateIconL( iIconId, *AknsUtils::SkinInstance(), bitmap, mask );

    SetSize( *bitmap, *mask );

    image->SetNewBitmaps( bitmap, mask );

    CleanupStack::PopAndDestroy(2); // factory, iconInfoContainer

    return image;

    }

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

// CPsu2NameListViewBase::TContextPaneIcon::SetSize

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

//

void CPsu2NameListViewBase::TContextPaneIcon::SetSize(CFbsBitmap& aBitmap,

    CFbsBitmap& aMask )

    {

    TAknLayoutRect statuspane;

    statuspane.LayoutRect(iAvkonAppUi->ApplicationRect(),

        AknLayout::status_pane(iAvkonAppUi->ApplicationRect(),0));

    // context pane

    TAknWindowLineLayout contextPaneLayout =

        AknLayout::context_pane(statuspane.Rect(), 0);

    TAknLayoutRect contextPaneLayoutRect;

    contextPaneLayoutRect.LayoutRect(statuspane.Rect(), contextPaneLayout);

    TRect contextPaneRect = contextPaneLayoutRect.Rect();

    AknIconUtils::SetSize( &aBitmap, contextPaneRect.Size() );

    AknIconUtils::SetSize( &aMask, contextPaneRect.Size() );

    }

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

// CPsu2NameListViewBase::CPsu2NameListViewBase

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

// might leave.

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

//

CPsu2NameListViewBase::CPsu2NameListViewBase

        ( CPbk2UIExtensionView& aExtensionView,

          CPsu2ViewManager& aViewManager) :

            iExtensionView( aExtensionView ),

            iViewManager( aViewManager ),

            iFocusIndex( KErrNotFound )

    {

    }

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

// CPsu2NameListViewBase::~CPsu2NameListViewBase

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

//

CPsu2NameListViewBase::~CPsu2NameListViewBase()

    {

    delete iControlState;

    if (iContainer)

        {

        CCoeEnv::Static()->AppUi()->RemoveFromStack( iContainer );

        delete iContainer;

        }

    delete iNameFormatter;

    delete iSortOrderManager;

    }

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

// CPsu2NameListViewBase::UpdateListEmptyTextL

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

//

void CPsu2NameListViewBase::UpdateListEmptyTextL( TInt aListState )

    {    

    switch ( aListState )

        {            

        case CPbk2NamesListControl::EStateEmpty:                

            {

            HBufC* text = StringLoader::LoadLC( R_QTN_SELEC_EMPTY_LIST );

            if ( iControl )

                {

                iControl->SetTextL( *text );                

                }

            CleanupStack::PopAndDestroy( text );

            break;

            }

        case CPbk2NamesListControl::EStateReady: // FALLTHROUGH                    

        case CPbk2NamesListControl::EStateFiltered:

            {

            HBufC* text = StringLoader::LoadLC( R_PBK2_FIND_NO_MATCHES );

            if ( iControl )

                {

                iControl->SetTextL( *text );                

                }

            CleanupStack::PopAndDestroy( text );

            break;

            }

        case CPbk2NamesListControl::EStateNotReady: // FALLTHROUGH

        default:

            {            

            if ( iControl )

                {

                iControl->SetTextL( KNullDesC );                

                }

            break;

            }

        }

    }

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

// CPsu2NameListViewBase::HandleStatusPaneSizeChange

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

//

void CPsu2NameListViewBase::HandleStatusPaneSizeChange()

    {

    // Resize the container to fill the client rectangle

    if (iContainer)

        {

        iContainer->SetRect(iExtensionView.ClientRect());

        }

    }

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

// CPsu2NameListViewBase::ViewStateLC

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

//

CPbk2ViewState* CPsu2NameListViewBase::ViewStateLC() const

    {

    CPbk2ViewState* state = NULL;

    if (iControl)

        {

        state = iControl->ControlStateL();

        }

    CleanupStack::PushL(state);

    return state;

    }

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

// CPsu2NameListViewBase::HandleCommandKeyL

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

//

TBool CPsu2NameListViewBase::HandleCommandKeyL(const TKeyEvent& aKeyEvent,

        TEventCode aType)

    {

    // Update selection modifier key state

    iSelectionModifierUsed = IsShiftOrControlDown( aKeyEvent ) ||

        ( (aType == EEventKeyDown) && (aKeyEvent.iCode == EStdKeyHash) );

    return EFalse;

    }

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

// CPsu2NameListViewBase::HandlePointerEventL

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

//

void CPsu2NameListViewBase::HandlePointerEventL(

        const TPointerEvent& /*aPointerEvent*/ )

    {

    // Do nothing

    }

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

// CPsu2NameListViewBase::GetViewSpecificMenuFilteringFlagsL

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

//

TInt CPsu2NameListViewBase::GetViewSpecificMenuFilteringFlagsL() const

    {

    TInt flags = 0;

    if ( iControl )

        {

        flags = iControl->GetMenuFilteringFlagsL();

        const MVPbkViewContact* contact = iControl->FocusedViewContactL();

        if( contact && contact->Expandable() )

            {

            flags |= KPbk2FocusedItemIsExpandable;

            }

        }

    return flags;

    }

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

// CPsu2NameListViewBase::DoActivateL

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

//

void CPsu2NameListViewBase::DoActivateL(const TVwsViewId& aPrevViewId,

            TUid /*aCustomMessageId*/, const TDesC8& /*aCustomMessage*/)

    {

    MPbk2ApplicationServices& appServices =

        Phonebook2::Pbk2AppUi()->ApplicationServices();

    iSortOrderManager = CPbk2SortOrderManager::NewL

        ( appServices.ContactManager().FieldTypes() );

    HBufC* unnamedBuf = StringLoader::LoadLC( R_QTN_PHOB_UNNAMED );

    TResourceReader reader;

    CCoeEnv::Static()->CreateResourceReaderLC( reader,

        R_PSU2_FDN_TITLE_FIELD_SELECTOR);

    iNameFormatter = Pbk2ContactNameFormatterFactory::CreateL

        ( appServices.ContactManager().FieldTypes(),

          *iSortOrderManager,

          reader,

          unnamedBuf,

          &appServices.ContactManager().FsSession() );

    CleanupStack::PopAndDestroy(); // reader

    CleanupStack::PopAndDestroy( unnamedBuf );

    iSortOrderManager->SetContactViewL( iViewManager.CurrentSimView() );

    // Add this view to observe command events

    appServices.CommandHandlerL()->AddMenuCommandObserver(*this);

    CreateControlsL();

    iContainer->ActivateL();

    UpdateListEmptyTextL( CPbk2NamesListControl::EStateNotReady );

    if( aPrevViewId.iViewUid != TUid::Uid( EPsu2FixedDialingInfoViewId ) )

      	{

        // Clean up the old view control state 

        // so that it will be a brand new control 

      	// when the FD view is activated from non-fix dialling area

        delete iControlState;

        iControlState  = NULL;

        iFocusIndex = KErrNotFound;   	

        }

    iViewManager.CurrentSimView().AddObserverL(*iControl);

    iViewManager.RegisterStoreAndView();

    }

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

// CPsu2NameListViewBase::DoDeactivate

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

//

void CPsu2NameListViewBase::DoDeactivate()

    {

    delete iNameFormatter;

    iNameFormatter = NULL;

    delete iSortOrderManager;

    iSortOrderManager = NULL;

    TRAP_IGNORE(

        Phonebook2::Pbk2AppUi()->ApplicationServices().CommandHandlerL()->

            RemoveMenuCommandObserver(*this) );

    delete iControlState;

    iControlState = NULL;

    if (iContainer)

        {

        iViewManager.CurrentSimView().RemoveObserver(*iControl);

        CCoeEnv::Static()->AppUi()->RemoveFromStack(iContainer);

        // Store current state, safe to ignore. There's no real harm,

        // if theres no stored state when activating this view again

        TRAP_IGNORE(StoreStateL());

        delete iContainer;

        iContainer = NULL;

        // iControl is owned by iContainer it is deleted with container

        iControl = NULL;

        }

    iViewManager.DeregisterStoreAndView();

    }

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

// CPsu2NameListViewBase::HandleCommandL

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

//

void CPsu2NameListViewBase::HandleCommandL(TInt aCommand)

    {

    if ( aCommand == EPbk2CmdExit || aCommand == EAknSoftkeyBack

         || aCommand == EPbk2CmdOpenPreviousView || aCommand == EAknCmdHideInBackground )

        {

        // Initialize this view control state

        delete iControlState;

        iControlState  = NULL;

        iControlState = CPbk2ViewState::NewL();

        iControlState->SetFlags( CPbk2ViewState::EInitialized );

        iFocusIndex = KErrNotFound;

        RestoreStateL();

        }

    if ( iControl )

        {

        // No command handling in this class, forward to Commands

        if ( !Phonebook2::Pbk2AppUi()->ApplicationServices().

              CommandHandlerL()->HandleCommandL

                (aCommand, *iControl, &iExtensionView))

            {

            iControl->ProcessCommandL(aCommand);

            Phonebook2::Pbk2AppUi()->HandleCommandL(aCommand);

            // Update cbas, if command handler is consuming the command

            // postcommandexecution is updating cbas

            UpdateCbasL();

            }        

        }

    }

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

// CPsu2NameListViewBase::DynInitMenuPaneL

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

//

void CPsu2NameListViewBase::DynInitMenuPaneL(TInt aResourceId,

        CEikMenuPane* aMenuPane)

    {

    if ( iControl )

        {

        // Ask the control do control specific filtering

        // (for example call HandleMarkableListDynInitMenuPane if needed)

        iControl->DynInitMenuPaneL(aResourceId, aMenuPane);

        // Phonebook 2 menu filtering happens in Commands

        Phonebook2::Pbk2AppUi()->ApplicationServices().

            CommandHandlerL()->DynInitMenuPaneL

                ( aResourceId, aMenuPane, iExtensionView, *iControl );        

        }

    }

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

// CPsu2NameListViewBase::HandleLongTapEventL

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

//

void CPsu2NameListViewBase::HandleLongTapEventL(

        const TPoint& /*aPenEventLocation*/,

        const TPoint& /*aPenEventScreenLocation*/)

    {

    // Do nothing

    }

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

// CPsu2NameListViewBase::HandleControlEventL

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

//

void CPsu2NameListViewBase::HandleControlEventL(

        MPbk2ContactUiControl& /*aControl*/,

        const TPbk2ControlEvent& aEvent)

    {

    switch (aEvent.iEventType)

        {

        case TPbk2ControlEvent::EReady:

            {

            UpdateCbasL();

            UpdateListEmptyTextL( aEvent.iInt );

            // Restore control state

            RestoreStateL();

            break;

            }

        case TPbk2ControlEvent::EContactSetChanged:

            {

            if ( iControl )

                {

                iControl->DrawNow();

                }            

            break;

            }

        case TPbk2ControlEvent::EControlStateChanged:   // FALLTHROUGH

        case TPbk2ControlEvent::EContactSelected:   // FALLTHROUGH

        case TPbk2ControlEvent::EContactUnselected: // FALLTHROUGH

        case TPbk2ControlEvent::EContactUnselectedAll:  // FALLTHROUGH

        case TPbk2ControlEvent::EItemRemoved:

            {

            UpdateCbasL();

            UpdateListEmptyTextL( aEvent.iInt );

            if ( iControl )

                {

                iControl->DrawDeferred();

                }            

            break;

            }

        default:

            {

            // Do nothing

            break;

            }

        }

    }

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

// CPsu2NameListViewBase::PreCommandExecutionL

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

//

void CPsu2NameListViewBase::PreCommandExecutionL

        ( const MPbk2Command& /*aCommand*/ )

    {

    iCommandBetweenPreAndPostExecution = ETrue;

    }

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

// CPsu2NameListViewBase::PostCommandExecutionL

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

//

void CPsu2NameListViewBase::PostCommandExecutionL

        ( const MPbk2Command& /*aCommand*/ )

    {

    iCommandBetweenPreAndPostExecution = EFalse;

    UpdateCbasL();

    }

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

// CPsu2NameListViewBase::CreateControlsL

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

//

void CPsu2NameListViewBase::CreateControlsL()

    {

    if (!iContainer)

        {

        // Create the container and control

        CContainer* container = CContainer::NewLC(

            &iExtensionView,

            &iExtensionView,

            iExtensionView);

        container->SetHelpContext(

            TCoeHelpContext( iExtensionView.ApplicationUid(),

                             KPHOB_HLP_NAME_LIST ));

        CPbk2NamesListControl* control = CPbk2NamesListControl::NewL(

                NameListControlResourceId(), container,

                Phonebook2::Pbk2AppUi()->ApplicationServices().

                    ContactManager(),

                iViewManager.CurrentSimView(),

                *iNameFormatter,

                Phonebook2::Pbk2AppUi()->ApplicationServices().

                    StoreProperties() );

        CleanupStack::PushL(control);