/*

* Copyright (c) 2006 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:  Encoding setting item and setting page

*

*/

#include "cmsgmailencodingsetting.h"

#include "MsgMailEditorDocument.h"

#include "MailLog.h"

#include <MsgMailEditor.rsg>

#include <StringLoader.h>

#include <charconv.h>

inline void CMsgMailEditorEncodingSettingItem::ConstructL()

    {

    SetSettingValueL();

    }

CMsgMailEditorEncodingSettingItem* 

    CMsgMailEditorEncodingSettingItem::NewL( 

    TInt aIdentifier, CMsgMailEditorDocument& aDocument )

    {

    CMsgMailEditorEncodingSettingItem* self =

        new( ELeave ) CMsgMailEditorEncodingSettingItem( 

        aIdentifier,  aDocument );

    CleanupStack::PushL( self );

	self->ConstructL();

	CleanupStack::Pop(self); // self

    return self;

    }

CMsgMailEditorEncodingSettingItem::CMsgMailEditorEncodingSettingItem(

    TInt aIdentifier,

    CMsgMailEditorDocument& aDocument ): 

    CAknTextSettingItem( aIdentifier, iSettingValue ),  

    iDocument( aDocument )

    {

    // iSettingValue is set later

    }        

CMsgMailEditorEncodingSettingItem::~CMsgMailEditorEncodingSettingItem()

    {

    iSettingValue.Close();

    delete iIdArray;

    }

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

//  // From CAknTextSettingItem

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

//        

void CMsgMailEditorEncodingSettingItem::EditItemL( 

    TBool /* aCalledFromMenu */ )

    {

    TPtrC settingName = SettingName();

    TInt currentSelection( 0 );

    NameArrayL( currentSelection );

    CAknSettingPage* dlg = new( ELeave )CMsgMailEditorEncodingSettingPage(        

        &settingName, 

        SettingNumber(), 

        EEikCtTextButton,

        SettingEditorResourceId(), 

        SettingPageResourceId(), 

        currentSelection, 

        iIdArray );

    SetSettingPage( dlg );

    SettingPage()->SetSettingPageObserver( this ); // not used

    SettingPage()->ExecuteLD( CAknSettingPage::EUpdateWhenAccepted );

    SaveSettingValueL( currentSelection );

    SetSettingValueL();

    LoadL(); // update setting value to listbox

    UpdateListBoxTextL();    

    SetSettingPage( 0 ); // it is deleted now

    }

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

//  Create name array

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

//    

void CMsgMailEditorEncodingSettingItem::NameArrayL( TInt& aSelected )

    {

    LOG("CMsgMailEditorEncodingSettingItem::NameArrayL");

    RFs& fs = CCoeEnv::Static()->FsSession();

    CArrayFix<CCnvCharacterSetConverter::SCharacterSet>* charSets =

        CCnvCharacterSetConverter::CreateArrayOfCharacterSetsAvailableLC( fs );

    CCnvCharacterSetConverter* charConv = CCnvCharacterSetConverter::NewLC();

    TInt charsetCount = charSets->Count();

    // +1 for "autom" string

    delete iIdArray;

    iIdArray = NULL;

    iIdArray = new( ELeave )CDesCArrayFlat( charsetCount+1 );

    CMsgMailPreferences& prefs = iDocument.SendOptions();

    TUid charId = prefs.SendingCharacterSet();

	HBufC* autom = StringLoader::LoadLC( R_QTN_MBXS_SETT_DEFENC_AUTOMATIC );

	iIdArray->AppendL( *autom );

	CleanupStack::PopAndDestroy(autom); // autom

    for ( TInt i(0); i<charsetCount; i++)

        {

        TUint cId = (*charSets)[i].Identifier();

    	// set focus

    	if ( cId == charId.iUid )

    		{

    		// -1 because of autom is located at 0 index

    		aSelected = i-1;

    		}

        HBufC8* charaSetName = 

        	charConv->ConvertCharacterSetIdentifierToStandardNameL(

                cId, fs );

        if ( charaSetName )

            {

            CleanupStack::PushL( charaSetName );

            HBufC* nameBuf = HBufC::NewLC( charaSetName->Length() );

            nameBuf->Des().Copy( *charaSetName );

			iIdArray->AppendL( *nameBuf );

            CleanupStack::PopAndDestroy(2, charaSetName);	// CSI: 47,12 # nameBuf, charaSetName

            }

        }

    CleanupStack::PopAndDestroy( 2, charSets );		// CSI: 47,12 # charSets, charConv

    }

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

//  Save selected mbox id to settings

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

//  

void CMsgMailEditorEncodingSettingItem::SaveSettingValueL( 

    TInt aSelected )

    {

    ASSERT( iIdArray );

    ASSERT( iIdArray->Count() >= 0 && aSelected < iIdArray->Count() );

    TPtrC name = (*iIdArray)[aSelected];

	HBufC8* charsetName = HBufC8::NewLC( name.Length() );

	charsetName->Des().Copy( name );

    CCnvCharacterSetConverter* charConv = CCnvCharacterSetConverter::NewLC();

    RFs& fs = CCoeEnv::Static()->FsSession();

	TUint charsetId = 

		charConv->ConvertStandardNameOfCharacterSetToIdentifierL(

		*charsetName, fs);

    CleanupStack::PopAndDestroy(2, charsetName );	// CSI: 47,12 # charConv, charsetName  

	// Update selected ID to settings

	TUid charId;

	charId.iUid = charsetId;

	iDocument.SendOptions().SetSendingCharacterSet( charId );    

    iDocument.SetChanged( ETrue );

    }

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

//  Set current character set name to setting list

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

//  

void CMsgMailEditorEncodingSettingItem::SetSettingValueL()

    {

    HBufC* charset = GetCharsetNameLC();

    iSettingValue.Close();		

	iSettingValue.CreateL( *charset );

	CleanupStack::PopAndDestroy( charset );

    }

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

//  Get current character set name

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

//

HBufC* CMsgMailEditorEncodingSettingItem::GetCharsetNameLC()

    {

	CMsgMailPreferences& prefs = iDocument.SendOptions();

	TUint charsetId = prefs.SendingCharacterSet().iUid;

	HBufC* returnName(NULL);

	if (charsetId)

		{

    	RFs& fs = CCoeEnv::Static()->FsSession();

    	CCnvCharacterSetConverter* charConv =

    		CCnvCharacterSetConverter::NewLC();

		HBufC8* charSetName = charConv->

			ConvertCharacterSetIdentifierToStandardNameL(

			charsetId, fs);

		CleanupStack::PopAndDestroy(charConv); // charConv	

		if (charSetName)

			{

			CleanupStack::PushL( charSetName );

			// 1 because length might be zero 

			returnName = HBufC::NewL( Max(charSetName->Length(), 1) );

			returnName->Des().Copy( *charSetName );

			CleanupStack::PopAndDestroy(charSetName); // charSetName

			CleanupStack::PushL( returnName );

			}

		else

		    {

		    ASSERT(0); // panic

		    }	

		}

    else

        {

        returnName = StringLoader::LoadLC( R_QTN_MBXS_SETT_DEFENC_AUTOMATIC );

        }

    return returnName;

    }

CMsgMailEditorEncodingSettingPage::CMsgMailEditorEncodingSettingPage(

    TInt aResourceID,

    TInt& aCurrentSelectionIndex, 

	const MDesCArray* aItemArray )

    : CAknRadioButtonSettingPage( 

        aResourceID, aCurrentSelectionIndex, aItemArray )

	{

	}

CMsgMailEditorEncodingSettingPage::CMsgMailEditorEncodingSettingPage(	

    const TDesC* aSettingText, 

    TInt aSettingNumber, 

    TInt aControlType,

    TInt aEditorResourceId, 

    TInt aResourceID,

    TInt& aCurrentSelectionIndex, 

	const MDesCArray* aItemArray)

    : CAknRadioButtonSettingPage( 

      aSettingText, 

      aSettingNumber,

      aControlType, 

      aEditorResourceId, 

      aResourceID,

      aCurrentSelectionIndex,

      aItemArray )

    {

    }

CMsgMailEditorEncodingSettingPage::~CMsgMailEditorEncodingSettingPage()

	{

	}

void CMsgMailEditorEncodingSettingPage::ConstructL()

	{

	CAknRadioButtonSettingPage::ConstructL();

	}

// End of File