/*

* Copyright (c) 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:  Implementation of CDevEncUiMainViewContainer.

*

*/

// INCLUDE FILES

// Class includes

#include "DevEncUiMainViewContainer.h"

//System includes

#include <centralrepository.h>

#include <coemain.h>

#include <eikenv.h>

#include <DevEncEngineConstants.h>

#include <StringLoader.h>

#include <devencui.rsg>

//User includes

#include "DevEncLog.h"

#include "DevEncUi.pan"

#include "DevEncUiAppui.h"

#include "DevEncUiDocument.h"

#include "DevEncUiMainView.h"

#include "DevEncUiSettingItemList.h"

#include "DevEncUiMemoryEntity.h"

// Local definitions

const TInt KPercent100( 100 );

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

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

// CDevEncUiMainViewContainer::NewLC()

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

//

CDevEncUiMainViewContainer* CDevEncUiMainViewContainer::NewLC(

                                const TRect& aRect,

                                RArray<CDevEncUiMemoryEntity*>& aMemEntities,

                                MContainerEventCallback& aCallback,

                                CRepository*& aCrSettings,

                                TInt& aMmcStatus )

	{

    CDevEncUiMainViewContainer* self =

        new ( ELeave ) CDevEncUiMainViewContainer( aMemEntities,

												   aCallback,

                                                   aCrSettings,

                                                   aMmcStatus );

    CleanupStack::PushL( self );

    self->ConstructL(aRect);

    return self;

	}

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

// CDevEncUiMainViewContainer::NewL()

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

//

CDevEncUiMainViewContainer* CDevEncUiMainViewContainer::NewL(

                                const TRect& aRect,

                                RArray<CDevEncUiMemoryEntity*>& aMemEntities,

                                MContainerEventCallback& aCallback,

                                CRepository*& aCrSettings,

                                TInt& aMmcStatus )

	{

    CDevEncUiMainViewContainer* self = NewLC( aRect,

											  aMemEntities,

                                              aCallback,

                                              aCrSettings,

                                              aMmcStatus );

    CleanupStack::Pop( self );

    return self;

	}

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

// CDevEncUiMainViewContainer::ConstructL()

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

//

void CDevEncUiMainViewContainer::ConstructL(const TRect& aRect)

	{

    // Create a window for this application view

    CreateWindowL();

    // TBD: Give the list some settings

    iSettingItemList = new ( ELeave ) CDevEncUiSettingItemList();

    iSettingItemList->SetMopParent( this );

    iSettingItemList->ConstructFromResourceL( R_DEVENCUI_SETTING_ITEM_LIST );

    SetRect( aRect );

    ActivateL();

 	}

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

// CDevEncUiMainViewContainer::CDevEncUiMainViewContainer()

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

//

CDevEncUiMainViewContainer::CDevEncUiMainViewContainer(

								RArray<CDevEncUiMemoryEntity*>& aMemEntities,

                                MContainerEventCallback& aCallback,

                                CRepository*& aCrSettings,

                                TInt& aMmcStatus )

	: iMemEntities( aMemEntities ),

	  iCallback( aCallback ),

      iCrSettings( aCrSettings ),

      iMmcStatus( aMmcStatus )

	{

    // No implementation required

	}

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

// CDevEncUiMainViewContainer::CDevEncUiMainViewContainer()

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

//

CDevEncUiMainViewContainer::~CDevEncUiMainViewContainer()

	{

    delete iSettingItemList;

	}

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

// CDevEncUiMainViewContainer::CountComponentControls()

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

//

TInt CDevEncUiMainViewContainer::CountComponentControls() const

	{

	return 1;

	}

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

// CDevEncUiMainViewContainer::ComponentControl()

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

//

CCoeControl* CDevEncUiMainViewContainer::ComponentControl( TInt aIndex ) const

	{

	CCoeControl* returnedItem( NULL );

	switch (aIndex)

		{

		case 0:

			returnedItem = iSettingItemList;

			break;

		default:

			break;

		}

	return returnedItem;

	}

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

// CDevEncUiMainViewContainer::SizeChanged()

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

//

void CDevEncUiMainViewContainer::SizeChanged()

    {

    if ( iSettingItemList )

        {

        TRect mainPaneRect; 

        AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane, 

                                           mainPaneRect );        

        iSettingItemList->SetRect( mainPaneRect );

        }

    }

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

// CDevEncUiMainViewContainer::HandleResourceChange()

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

//

void CDevEncUiMainViewContainer::HandleResourceChange( TInt aType )

    {    

    if ( aType == KEikDynamicLayoutVariantSwitch )

        {

        if ( iSettingItemList )

            {

            TRect mainPaneRect; 

            AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane, 

                                               mainPaneRect );

            iSettingItemList->SetRect( mainPaneRect ); 

            iSettingItemList->HandleResourceChange( aType );

            }

        }

    }

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

// CDevEncUiMainViewContainer::OfferKeyEventL()

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

//

TKeyResponse CDevEncUiMainViewContainer::OfferKeyEventL( const TKeyEvent& aKeyEvent,

                                                          TEventCode aType )

    {

    if ( aKeyEvent.iCode == EKeyDevice3 /* OK key */ || 

    	 aKeyEvent.iCode == EKeyEnter /* Enter key*/ )

        {

        // User selected a list item. Proceed to toggle the status

        TInt selectedItem = iSettingItemList->SelectedItem();

        if ( selectedItem < 0 )

            {

            return EKeyWasConsumed;

            }

        TDevEncUiMemoryType type = static_cast<TDevEncUiMemoryType>( selectedItem );

        iCallback.EncryptionStatusChangeReq( type );

        return EKeyWasConsumed;

        }

    else

        {

        if ( iSettingItemList )

            return iSettingItemList->OfferKeyEventL( aKeyEvent, aType );

        else

            return EKeyWasNotConsumed;

        }

    }

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

 // CDevEncUiMainViewContainer::SelectedItem()

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

 //

TInt CDevEncUiMainViewContainer::SelectedItem()

    {

    if ( !iSettingItemList )

        {

        return -1;

        }

    return iSettingItemList->SelectedItem();

    }

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

// CDevEncUiMainViewContainer::ChangeSelectedItemL()

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

//

TBool CDevEncUiMainViewContainer::ChangeSelectedItemL()

    {

    TBool itemChanged( EFalse );

    if ( !iSettingItemList )

        {

        return itemChanged;

        }

    // Get index of currently selected item

    TInt selectedItem = iSettingItemList->SelectedItem();

    if ( selectedItem < 0 )

        {

        User::Leave( KErrNotFound );

        }

    // Fetch the current setting for later comparison

    TBool currentSetting( EFalse );

    iSettingItemList->ItemState( selectedItem, currentSetting );

    // Let the user change the value (synchronously during this call)

    iSettingItemList->ChangeSelectedItemL();

    // Compare the new setting for changes

    TBool newSetting( EFalse );

    iSettingItemList->ItemState( selectedItem, newSetting );

    // Notify our callback observer if the setting was changed. This always

    // eventually results in a call to UpdateInfo, which means that if the

    // user decides to interrupt the operation, the values in the setting

    // item list are updated accordingly.

    if ( newSetting != currentSetting )

        {

        itemChanged = ETrue;

        }

    return itemChanged;

    }

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

// CDevEncUiMainViewContainer::UpdateInfo()

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

//

void CDevEncUiMainViewContainer::UpdateInfo( TDevEncUiMemoryType aType,

                                             TUint aState,

                                             TUint aProgress /* = 0*/ )

    {

    DFLOG( ">>CDevEncUiMainViewContainer::UpdateInfoL" );

    TInt err( KErrNone );

    TRAP( err, DoUpdateInfoL( aType, aState, aProgress ) );

    if ( err )

        {

        DFLOG2( "CDevEncUiMainViewContainer::UpdateInfoL => error is %d", err );

        // TBI: Log the error

        }

    DFLOG( "<<CDevEncUiMainViewContainer::UpdateInfoL" );   

    }

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

// CDevEncUiMainViewContainer::DoUpdateInfoL()

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

//

void CDevEncUiMainViewContainer::DoUpdateInfoL( TDevEncUiMemoryType aType,

                                                TUint aState,

                                                TUint aProgress /*= 0*/ )

    {

    DFLOG( ">>CDevEncUiMainViewContainer::DoUpdateInfoL" );

    DFLOG2( "CDevEncUiMainViewContainer::DoUpdateInfoL, type %d", aType );

    DFLOG3( "New state %d, new progress %d", aState, aProgress );

    if ( aType > EPrimaryPhoneMemory )

        {

        // Unknown memory type

        User::Leave( KErrUnknown );

        }

    if ( aState > ECorrupted )

        {

        // Unknown state

        User::Leave( KErrCorrupt );

        }

    if ( aProgress > KPercent100 )

        {

        // Invalid progress value

        User::Leave( KErrOverflow );

        }

    DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => Passed first area of error ");

    HBufC* stateText( NULL );

    switch ( aState )

        {

    	case EDecrypted:

    		{

    		if ( ( aType == EMemoryCard ) && ( iMmcStatus == EMmcOk ) )

    			{

                DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => Memory card OK "); 

                // The Mmc is readable and decrypted, but there may be a key

                // in the driver. In that case, we need to show "On" even

                // though the card itself is not encrypted.

                TBool mmcEncKeyInDriver( EFalse );

                User::LeaveIfError(

                    iCrSettings->Get( KDevEncUserSettingMemoryCard,

                                      mmcEncKeyInDriver ) );

                if ( mmcEncKeyInDriver )

                    {

                    DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => MMCKey in driver ");

                    // "On"

                    stateText = StringLoader::LoadLC(

                        R_DEVENCUI_TEXT_ENCRYPTION_ON,

                        iEikonEnv );

                    // Update the On/Off popup settings 

                    iSettingItemList->SetItemStateL( aType, ETrue );

                    }

                else

                    {

                    DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => MMCKey NOT in driver ");

                    // "Off"

                    stateText = StringLoader::LoadLC(

                        R_DEVENCUI_TEXT_ENCRYPTION_OFF,

                        iEikonEnv );

                    // Update the On/Off popup settings 

                    iSettingItemList->SetItemStateL( aType, EFalse );

                    }

                }

    		else if (aType == EMemoryCard)

    			{

    			stateText = StringLoader::LoadLC( R_DEVENCUI_TEXT_ENCRYPTION_OFF, iEikonEnv );

    			iSettingItemList->SetItemStateL( aType, EFalse );

    			}

            else

                {

                DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => Phone Memory or Mass Storage ");

                if (aType == EPhoneMemory) // Mass Storage

                	{

                	if ( iMemEntities.Count() > EPrimaryPhoneMemory )

                		{

                		TUint phoneMemState = iMemEntities[EPrimaryPhoneMemory]->State();

                		DFLOG2( "CDevEncUiMainViewContainer::DoUpdateInfoL, Now Mass Storage, need Phone Memory State: %d", phoneMemState);

                		if (phoneMemState == ECorrupted)

                			{

                			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_CORRUPTED, iEikonEnv);

                			}

                		else

                			{

                            stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_OFF, iEikonEnv);

                			}

                		}

                	else

                		{

                		DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL, Now Mass Storage, no Phone Memory");

                        stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_OFF, iEikonEnv);

                		}

                	}

                else // aType == EPrimaryPhoneMemory, means Phone Memory

                	{

                	if ( iMemEntities.Count() > EPhoneMemory )

                		{

                		TUint massStoreState = iMemEntities[EPhoneMemory]->State();

                		DFLOG2( "CDevEncUiMainViewContainer::DoUpdateInfoL, Now Phone Memory, need Mass Storage State: %d", massStoreState);

                		if (massStoreState == ECorrupted)

                			{

                			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_CORRUPTED, iEikonEnv);

                			}

                		else

                			{

                			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_OFF, iEikonEnv);

                			}

                		}

                	else

                		{

                		DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL, Now Phone Memory, no Mass Storage");

                		stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_OFF, iEikonEnv);

                		}

                	}

                // Update the On/Off popup settings 

                iSettingItemList->SetItemStateL( EPhoneMemory, EFalse );

                }

            break;

            }

        case EEncrypting:

            {

            DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => EEncrypting ");

            stateText = StringLoader::LoadLC(

                R_DEVENCUI_TEXT_ENCRYPT_PROCESS,

                //R_DEVENCUI_TEXT_DECRYPT,

                aProgress,

                iEikonEnv );

            break;

            }

        case EEncrypted:

            {

            DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => Phone Memory or Mass Storage ");

            if (aType == EPhoneMemory) // Mass Storage

            	{

            	if ( iMemEntities.Count() > EPrimaryPhoneMemory )

            		{

            		TUint phoneMemState = iMemEntities[EPrimaryPhoneMemory]->State();

            		DFLOG2( "CDevEncUiMainViewContainer::DoUpdateInfoL, Now Mass Storage, need Phone Memory State: %d", phoneMemState);

            		if (phoneMemState == ECorrupted)

            			{

            			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_CORRUPTED, iEikonEnv);

            			}

            		else if (phoneMemState == EDecrypted)

            			{

            			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_OFF, iEikonEnv);

            			}

            		else

            			{

            			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_ON, iEikonEnv);

            			}

            		}

            	else

            		{

            		DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL, Now Mass Storage, no Phone Memory");

            		stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_ON, iEikonEnv);

            		}

            	}

            else  if (aType == EPrimaryPhoneMemory)// Phone Memory

            	{

            	if ( iMemEntities.Count() > EPhoneMemory )

            		{

            		TUint massStoreState = iMemEntities[EPhoneMemory]->State();

            		DFLOG2( "CDevEncUiMainViewContainer::DoUpdateInfoL, Now Phone Memory, need Mass Storage State: %d", massStoreState);

            		if (massStoreState == ECorrupted)

            			{

            			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_CORRUPTED, iEikonEnv);

            			}

            		else if (massStoreState == EDecrypted)

            			{

            			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_OFF, iEikonEnv);

            			}

            		else

            			{

            			stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_ON, iEikonEnv);

            			}

            		}

            	else

            		{

            		DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL, Now Phone Memory, no Mass Storage");

            		stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_ON, iEikonEnv);

            		}

            	}

            else // Memory Card

            	{

            	stateText = StringLoader::LoadLC(R_DEVENCUI_TEXT_ENCRYPTION_ON, iEikonEnv);

            	}

            // Update the On/Off popup settings 

            if ( aType != EPrimaryPhoneMemory )

            	{

            	iSettingItemList->SetItemStateL( aType, ETrue );

            	}

            else

            	{

            	iSettingItemList->SetItemStateL( EPhoneMemory, ETrue );

            	}

            break;

            }

        case EDecrypting:

            {

                DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => EDecrypting ");

            stateText = StringLoader::LoadLC(

                R_DEVENCUI_TEXT_DECRYPT_PROCESS,

                aProgress,

                iEikonEnv );

            break;

            }

        case ECorrupted: // fall through

        case EUnmounted:

        default:

            {

            if ( aType == EMemoryCard )

                {

                    DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => MMC Corrupted ");

                // Mmc is a) not inserted, b) corrupted or c) encrypted with

                // another key. Check the user setting, and show "On" if any

                // key is in the driver.

                TBool mmcEncKeyInDriver( EFalse );

                User::LeaveIfError(

                    iCrSettings->Get( KDevEncUserSettingMemoryCard,

                                      mmcEncKeyInDriver ) );

                if ( mmcEncKeyInDriver )

                    {

                        DFLOG( "CDevEncUiMainViewContainer::DoUpdateInfoL => MMC On ");

                    // "On"

                    stateText = StringLoader::LoadLC(

                        R_DEVENCUI_TEXT_ENCRYPTION_ON,

                        iEikonEnv );

                    // Update the On/Off popup settings 

                    iSettingItemList->SetItemStateL( aType, ETrue );

                    }

                else

                    {