/*

 * Copyright (c) 2006-2009 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:  Contains the class declartion for locale related functions

  *     

  *

 */

 #include <e32base.h>

 #include <e32std.h>

 #include <e32ldr.h>

 #include <charconv.h>

 #include <f32file.h>

 #include <locale.h>

 #include <langinfo.h>

 #include <string.h>

 #include <stdio.h>

 #include <ctype.h>

 #include "lmonetary.h"

 #include "lnumeric.h"

 #include "timelocal.h"

 #include "sysif.h"

 // CONSTANTS

 const TInt KNumLocaleExports = 22;

 class CLocale:public CBase

 {

 private:	

 	CLocale();

 	static CLocale* New();

 	TInt ConstructL();

 public:	

 	static CLocale* GetInstance();

 	static void DeleteInstance();

 	static struct lc_numeric_T* GetCurrentNumericLocale(void);

 	static struct lc_monetary_T* GetCurrentMonetaryLocale(void);

 	static struct lc_time_T* GetCurrentTimeLocale(void);

 	TText*  SetLocale(TDesC& aLocale);

 	TInt LoadLocale(TDesC& aLocale);

     #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

 	TInt SyncLocale(TLocaleAspect aspect);

     #endif

 	const TText* nl_langinfo(nl_item aItem);

 	struct lconv * localeconv();

 #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

 #ifdef SYMBIAN_DISTINCT_LOCALE_MODEL

 	TInt  GetSystemLocale(TDesC& aLanDllName,TDesC& aRegDllName);

 	const TText* GetCollateLocaleName(void);

 #endif

 	TInt  GetSystemLocale(TDesC& aDllName);

     const TText* GetLocaleName(void);

 #else

   TText* GetLocaleName(void);

 #endif

 	TInt MonetaryLoadLocaleL(const char* localeName);

 	TInt NumericLoadLocale(const char* localeName);

 	TInt TimeLoadLocaleL(const char* localeName);

 	TInt ConvertToMultiByteL(TUint8* aNarrowCharString, const TText16* aWideCharString, TInt  aCharsetUID);

     #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

 	void ConvertToMultiByteCustom(TUint8* aNarrowCharString, const TText16* aWideCharString);

     #endif

 	TInt GetCharcaterSetIDL(const char* aLocaleName);

 	/*******************************************************************

 	Overloading new and delete operators so that they will

 	allocate and deallocare memory from/to the private heap of backend

 	********************************************************************/

 	inline TAny* operator new(TUint aSize, TAny* aBase) __NO_THROW

 		{

 		Mem::FillZ(aBase, aSize); return aBase;

 		}

 	inline TAny* operator new(TUint aSize) __NO_THROW

 		{

 		return Backend()->Alloc(aSize);

 		}

 	inline TAny* operator new(TUint aSize, TLeave)

 		{

 		TAny* ptr = Backend()->Alloc(aSize);

 		if (ptr == NULL)

 			{

 			User::Leave(KErrNoMemory);

 			}

 		return ptr;

 		}

 	inline TAny* operator new(TUint aSize, TUint aExtraSize) __NO_THROW

 		{

 		return Backend()->Alloc(aSize + aExtraSize);

 		}

 	inline TAny* operator new(TUint aSize, TLeave, TUint aExtraSize)

 		{

 		TAny* ptr = Backend()->Alloc(aSize + aExtraSize);

 		if (ptr == NULL)

 			{

 			User::Leave(KErrNoMemory);

 			}

 		return ptr;

 		}

 	//Corresponding overloaded delete operators

 	inline void operator delete(TAny *aPtr, TAny*) __NO_THROW

 		{

 		Backend()->Free( aPtr );

 		}

 	inline void operator delete(TAny *aPtr) __NO_THROW

 		{

 		Backend()->Free( aPtr );

 		}

 	inline void operator delete(TAny *aPtr, TLeave) 

 		{

 		Backend()->Free( aPtr );

 		}

 	inline void operator delete(TAny *aPtr, TUint) __NO_THROW

 		{

 		Backend()->Free( aPtr );

 		}

 	inline void operator delete(TAny *aPtr, TLeave, TUint) 

 		{

 		Backend()->Free( aPtr );

 		}

 private:

 	static CLocale* iNewLocale;

 	static struct lc_monetary_T* iMonetary_locale;

 	static struct lc_numeric_T* iNumeric_locale;

 	static struct lc_time_T* iTime_locale;

 	SLocaleLanguage iLanguageSettings;

 	SLocaleLocaleSettings iLocaleSettings;

 	SLocaleTimeDateFormat iLocaleTimeDateFormat;

 	TLocale iLocale;

     TLibraryFunction iData[KNumLocaleExports];

 	TChar iThousandsSeparator;

 	TChar iDecimalSeparator;

 #ifdef SYMBIAN_DISTINCT_LOCALE_MODEL

 	TLibraryFunction iDataRegion[KNumLocaleExports];// will contain Monetary , numeric and time info

     TLibraryFunction iDataLanguage[KNumLocaleExports];// will contain month table and Day Table   details

     TBuf<30> iRegDllName;

     TBuf<30> iLanDllName;

 	TBool iOldDllPresent;

 	TInt LoadNewLocaleDll( TDesC& aLocale );

 	TInt ParseNewLocaleFile( TDesC& aLocale );

 	TInt TimeLoadNewLocaleL( const char* localeName );

 #endif

 };

 //end of file