/*

* Copyright (c) 2003-2009 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:   Management UI Container

*

*/

// INCLUDE FILES

#include <eikclbd.h>

#include <AknQueryDialog.h>

#include <aknnotewrappers.h>

#include <ErrorUI.h>

#include <sysutil.h>

#include <vpnmanagementuirsc.rsg>

#include "vpnuiloader.h"

#include "vpnmanagementuiservercontainer.h"

#include "vpnmanagementuidefs.h"

#include "vpnmanagementui.hrh"

#include "log_vpnmanagementui.h"

#ifdef __SERIES60_HELP

#include <csxhelp/vpn.hlp.hrh> // for help context of VPN Management UI

#endif //__SERIES60_HELP

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

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

// CVpnManagementUiServerContainer::CVpnManagementUiServerContainer(

// CVpnManagementUiServerView& aParent, CVpnUiLoader& aLoader)

// Constructor with parent

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

//

CVpnManagementUiServerContainer::CVpnManagementUiServerContainer(

    CVpnManagementUiServerView& aParent, CVpnUiLoader& aLoader ) : 

    iParent ( aParent ), iLoader ( aLoader )

    {

    }

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

// CVpnManagementUiServerContainer::~CVpnManagementUiServerContainer()

// Destructor

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

//

CVpnManagementUiServerContainer::~CVpnManagementUiServerContainer()

    {

	delete iListBox;

    }

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

// CVpnManagementUiServerContainer::ConstructL(

// const TRect& aRect, TInt& aCurrentPosition, TInt& aTopItem)

// EPOC two phased constructor

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

//

void CVpnManagementUiServerContainer::ConstructL(

    const TRect& aRect, TInt& /*aCurrentPosition*/, TInt& /*aTopItem*/ )

    {

 	CreateWindowL();

	CreateListBoxL();

    ShowServersL();

    if ((iListItemCount == 0) && (!iLoader.iBackFromServerDefinition))

        {

        iLoader.iShowDefineQuery = ETrue;

        }

    iLoader.iBackFromServerDefinition = EFalse;

	SetRect( aRect );

    }

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

// CVpnManagementUiServerContainer::ActivateL()

// called after the dialog is shown

// used to handle empty list - query

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

//

void CVpnManagementUiServerContainer::ActivateL()

    {

    CCoeControl::ActivateL();

    // put empty list checking & required actions here.

    if ((iListItemCount == 0) && (iLoader.iShowDefineQuery))

        {

        HBufC* temp;

        temp = StringLoader::LoadLC( R_VPN_QUEST_DEFINE_NEW_SERVER );

        CAknQueryDialog* query = CAknQueryDialog::NewL( 

            CAknQueryDialog::EConfirmationTone );

        TInt retval = query->ExecuteLD( R_CONFIRMATION_QUERY, *temp );

        CleanupStack::PopAndDestroy();  // temp

        iLoader.iShowDefineQuery = EFalse;

        if ( retval )

            {

            if (!SysUtil::FFSSpaceBelowCriticalLevelL(0, 0))

		        {

    	        iLoader.ChangeViewL(KChangeViewSettings);

		        }

            else

	            {

		    	CErrorUI* errorUi = CErrorUI::NewLC( *(CCoeEnv::Static()) );

		        errorUi->ShowGlobalErrorNoteL( KErrDiskFull );

		        CleanupStack::PopAndDestroy();  // errorUi

				iLoader.iShowDefineQuery = EFalse;

				iLoader.iNewServerDefinition = EFalse;

	            }

            }

        }

    }

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

// CVpnManagementUiServerContainer::SizeChanged()

// Called by framework when the view size is changed

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

//

void CVpnManagementUiServerContainer::SizeChanged()

    {

    iListBox->SetRect(Rect());

    }

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

// CVpnManagementUiServerContainer::FocusChanged(TDrawNow aDrawNow)

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

//

void CVpnManagementUiServerContainer::FocusChanged(TDrawNow aDrawNow)

	{

	if ( iListBox ) 

		{

		iListBox->SetFocus( IsFocused(), aDrawNow );

		}

	}

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

// CVpnManagementUiServerContainer::HandleResourceChange

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

//

void CVpnManagementUiServerContainer::HandleResourceChange( TInt aType )

    {

    CCoeControl::HandleResourceChange(aType); 

    //Handle change in layout orientation

    if (aType == KEikDynamicLayoutVariantSwitch || aType == KAknsMessageSkinChange )

        {

        iListBox->HandleResourceChange(aType);

		TRect mainPaneRect;

        AknLayoutUtils::LayoutMetricsRect(AknLayoutUtils::EMainPane, mainPaneRect);

        SetRect(mainPaneRect);

		DrawNow();

		}       

    }	

enum { EListBoxControl, ENumberOfControls };

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

// CVpnManagementUiServerContainer::CountComponentControls() const

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

//

TInt CVpnManagementUiServerContainer::CountComponentControls() const

    {

	// return number of controls inside this container

    return ENumberOfControls; // return nbr of controls inside this container

    }

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

// CVpnManagementUiServerContainer::ComponentControl(TInt aIndex) const

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

//

CCoeControl* CVpnManagementUiServerContainer::ComponentControl(TInt aIndex) const

    {

    switch ( aIndex )

        {

        case 0:

			return iListBox;

        default:

            return NULL;

        }

    }

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

// CVpnManagementUiServerContainer::HandleControlEventL(

//    CCoeControl* /*aControl*/,TCoeEvent /*aEventType*/)

// Cannot be changed to non-leaving function. 

// L-function is required by the class definition, even if empty.

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

//

void CVpnManagementUiServerContainer::HandleControlEventL(

    CCoeControl* /*aControl*/,TCoeEvent /*aEventType*/)

    {

    }

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

// CVpnManagementUiServerContainer::OfferKeyEventL(

// const TKeyEvent& aKeyEvent, TEventCode aType)

// Handles the key events OK button, arrow keys, delete key.

// OK button functionality is different depending on the number of marked items

// in the list; zero marked -> show details view, one or more marked -> show

// OKOptions list, list empty -> OK inactive.

// Delete active only if list not empty.

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

//

TKeyResponse CVpnManagementUiServerContainer::OfferKeyEventL(

    const TKeyEvent& aKeyEvent, TEventCode aType)

	{

    TKeyResponse retval = EKeyWasNotConsumed;

	if ( aType==EEventKey )

		{

		if ( (aKeyEvent.iCode == EKeyOK || aKeyEvent.iCode == EKeyEnter) && //select or enter 

            iListBox->CurrentItemIndex() > -1 ) //This is for empty list

			{

	        // Selection key pressed 

            iParent.HandleCommandL( EVpnUiCmdEditServer );

			retval = EKeyWasConsumed;	

			}

        else if ( aKeyEvent.iCode == EKeyDelete 

                  || aKeyEvent.iCode == EKeyBackspace )

            {

			if ( iListBox->CurrentItemIndex() > -1 )

				{

				iParent.HandleCommandL( EVpnUiCmdDeleteServer );

				retval = EKeyWasConsumed;	

				}

            }

	    else

			{

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

			}

		}

	else

		{

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

		}

    return retval;

	}

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

// CVpnManagementUiServerContainer::CreateListBoxL()

// Creates listbox, sets empty listbox text.

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

//

void CVpnManagementUiServerContainer::CreateListBoxL()

	{

	iListBox = new( ELeave ) CAknSingleStyleListBox;

	iListBox->SetContainerWindowL( *this );

	iListBox->ConstructL( this, EAknListBoxMarkableList ); 

	iListBox->CreateScrollBarFrameL( ETrue );

	iListBox->ScrollBarFrame()->

        SetScrollBarVisibilityL( CEikScrollBarFrame::EOff,CEikScrollBarFrame::EAuto );

	HBufC* stringHolder = StringLoader::LoadLC( R_VPN_POLICY_SERVERS_EMPTY );

	iListBox->View()->SetListEmptyTextL( *stringHolder );

	CleanupStack::PopAndDestroy();  // stringHolder

	iListBox->SetListBoxObserver (this);

	}

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

// CVpnManagementUiServerContainer::DrawListBoxL(TInt aCurrentPosition, TInt aTopItem)

// Draws listbox, fetches graphic icons for markable list

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

//

void CVpnManagementUiServerContainer::DrawListBoxL( TInt aCurrentPosition, TInt aTopItem )

	{

    if (aCurrentPosition >= 0)

		{

		iListBox->SetTopItemIndex( aTopItem );

		iListBox->SetCurrentItemIndex( aCurrentPosition );

		}

	ActivateL();

	DrawNow();

	}

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

// CVpnManagementUiServerContainer::UpdateListBoxL(TInt& aCurrentPosition)

// Refresh listbox after VPN policy server deletion.

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

//

void CVpnManagementUiServerContainer::UpdateListBoxL(TInt& aCurrentPosition)

	{

    MDesCArray* itemList = iListBox->Model()->ItemTextArray();

	CDesCArray* itemArray = ( CDesCArray* )itemList;

    itemArray->Delete(aCurrentPosition);

    itemArray->Compress();

    iListBox->HandleItemRemovalL();

    if(aCurrentPosition > 0)

        {

        iListBox->SetCurrentItemIndexAndDraw(aCurrentPosition-1);

        }

    if(aCurrentPosition == 0 )

        {

        if (iListItemCount > 1 )

            {

            iListBox->SetCurrentItemIndexAndDraw(aCurrentPosition);

            }

        else

            {

            HBufC* stringHolder = StringLoader::LoadLC( R_VPN_POLICY_SERVERS_EMPTY );

	        iListBox->View()->SetListEmptyTextL( *stringHolder );

	        CleanupStack::PopAndDestroy();  // stringHolder

            }

        }

    iListItemCount = iListItemCount -1;

    iParent.SetMiddleSoftKeyL(ETrue);

    DrawNow();

	}

void CVpnManagementUiServerContainer::ShowServersL() 

    {

   	CDesCArrayFlat* itemTextArray = static_cast<CDesCArrayFlat*>(iListBox->Model()->ItemTextArray());

	itemTextArray->Reset();

	iListBox->Reset();

        serverName.Append(_L("\t"));

        itemTextArray->AppendL(serverName);

       }

	iListBox->HandleItemAdditionL();

    }

void CVpnManagementUiServerContainer::DeleteServerL(TInt /* aIndex */)

    {

  	LOG(Log::Printf(_L("CVpnManagementUiServerContainer::DeleteServerL\n")));

    CAknQueryDialog* query = CAknQueryDialog::NewL( CAknQueryDialog::EConfirmationTone );

    TInt retval = query->ExecuteLD( R_CONFIRMATION_QUERY, *temp );

    CleanupStack::PopAndDestroy();  // temp

    if ( retval )

        {

        if(ret == KErrNone)

            {

            //Update listbox

            //Update iServerList

            //Set iNewServerDefinition to false

            iLoader.iNewServerDefinition = EFalse;

            }

        else if (ret == KErrServerBusy)

            {

            //Show an information note that server is currently in use

            HBufC* noteText;

            noteText = StringLoader::LoadLC( R_VPN_INFO_POLICY_SERVER_IN_USE );

            CAknInformationNote* note = new(ELeave)CAknInformationNote(ETrue);

            note->SetTimeout(CAknNoteDialog::ELongTimeout); //3sec

            note->ExecuteLD(noteText->Des());

            CleanupStack::PopAndDestroy();  // noteText

            }

        }

    }

    {

  	LOG_("CVpnManagementUiServerContainer::SynchroniseServerL");

        // Get selection name for connecting via note

        // and save it to the member variable of iLoader

        iLoader.GetSelectionNameL( iLoader.iSelectionName );

        //Show wait dialog 

        iLoader.ShowWaitNoteL();

        //Set iNewServerDefinition to false, because when

        //we go to the policy view we don't want to show note

        //"new server defined synchronise now"

        iLoader.iNewServerDefinition = EFalse;

    }

void CVpnManagementUiServerContainer::NotifySynchroniseServerCompleteL(TInt aResult)

    {

   	LOG(Log::Printf(_L("CVpnManagementUiServerContainer::NotifySynchroniseServerCompleteL - Result %d\n"), aResult));

    if ( iLoader.iWaitDialog ) 

        {

        }

    if (aResult == KErrNone)

        {

        //Confirmation note

        HBufC* string = StringLoader::LoadLC( R_VPN_CONF_POLICY_SERVER_SYNC_OK );

        CAknConfirmationNote* note = new ( ELeave ) CAknConfirmationNote( ETrue );

        note->ExecuteLD( *string );

        CleanupStack::PopAndDestroy( string );

        }

    else if (aResult == KErrDiskFull)

    	{

    	CErrorUI* errorUi = CErrorUI::NewLC( *(CCoeEnv::Static()) );

        errorUi->ShowGlobalErrorNoteL( KErrDiskFull );

        CleanupStack::PopAndDestroy();  // errorUi

    	}    

    else if (aResult == KErrCancel)

        {

        // No operation, i.e. don't show anything

        }

    else

        {

        //Show an information note

        HBufC* noteText;

        noteText = StringLoader::LoadLC( R_VPN_INFO_POLICY_SERVER_SYNC_ERROR );

        CAknInformationNote* note = new(ELeave)CAknInformationNote(ETrue);

        note->SetTimeout(CAknNoteDialog::ELongTimeout); //3sec

        note->ExecuteLD(noteText->Des());

        CleanupStack::PopAndDestroy();  // noteText

        }

    iParent.SetMiddleSoftKeyL(ETrue);

    }

void CVpnManagementUiServerContainer::HandleListBoxEventL (CEikListBox* /*aListBox*/, 

                                                           TListBoxEvent aEventType)

    {

    switch(aEventType)

        {

        case EEventEnterKeyPressed: 

        case EEventItemSingleClicked:

            iParent.HandleCommandL(EVpnUiCmdEditServer);        

            break;

        default:  

            //Do nothing          

            break;

        }        

    }

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

// CVpnManagementUiServerContainer::GetHelpContext

// This function is called when Help application is launched.  

// (other items were commented in a header).

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

//

#ifdef __SERIES60_HELP

void CVpnManagementUiServerContainer::GetHelpContext( 

    TCoeHelpContext& aContext ) const

    {

	aContext.iMajor = KUidVpnManagementUi;

    aContext.iContext = KSET_HLP_VPN_POLICY_SERVERS;

    }

#endif //__SERIES60_HELP

// End of File