/*

* Copyright (c) 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:   CPtiKeyMapData class implementation.

*

*/

#include <ecom/ecom.h>

#include <PtiKeyMapData.h>

#include <languages.hrh>

class TPtiLangImplBinding

	{

	public:

		TInt iUid;

		TInt iLangCode;		 

	};

const TInt KPtiDefaultNumMultitapKeys = 12;   // Conventional phone keypad.

const TInt KPtiDefaultNumQwertyKeys = 48;     // 4x12 qwerty keyboard matrix.

const TInt KPtiDefaultNum4x10QwertyKeys = 40; // 4x10 Mini qwerty keyboard

const TInt KPtiDefaultNum3x11QwertyKeys = 33; // 3x11 Mini qwerty keyboard

const TInt KPtiDefaultNumHalfQwertyKeys = 20; // 4x5 Half qwerty keyboard

const TInt KPtiLargeNumber = 100000;

const TUid KPtiKeymapDataInterfaceUid = { 0x10281896 };

void CleanupArray( TAny* aAny )

	{

	RImplInfoPtrArray* implArray = 

		reinterpret_cast< RImplInfoPtrArray*> ( aAny );

	implArray->ResetAndDestroy();

	implArray->Close();

	}

const TInt KNumItemsPerDeadKeyDataRow = 6;

//

// CPtiKeyMapData

//

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

// CPtiKeyMapData::KeyForBindingTableIndex

// 

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

//

EXPORT_C TPtiKey CPtiKeyMapData::KeyForBindingTableIndex(TPtiKeyboardType aKeyboardType,

                                                         TInt aIndex, TPtiTextCase& aCase) const

	{

    TInt numItems = 0;         

    const TPtiKeyBinding* table = KeyBindingTable(aKeyboardType, numItems);

	if (table && aIndex < numItems)

	    {

	    aCase = (TPtiTextCase)table[aIndex].iCase;

	    return (TPtiKey)table[aIndex].iScanCode;

	    }

	return EPtiKeyNone;	

	}

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

// CPtiKeyMapData::~CPtiKeyMapData

// 

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

//

EXPORT_C CPtiKeyMapData::~CPtiKeyMapData()

	{

	}

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

// CPtiKeyMapData::LanguageCode

// 

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

//

EXPORT_C TInt CPtiKeyMapData::LanguageCode() const

	{

	return 0;

	}

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

// CPtiKeyMapData::HasKeyData

// 

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

//

EXPORT_C TBool CPtiKeyMapData::HasKeyData(TPtiKeyboardType aKeyboardType) const

    {

	TInt tmp = 0;

	return (KeyData(aKeyboardType, tmp) != NULL);	        

    }	

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

// CPtiKeyMapData::HasDeadKeys

// 

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

//   

EXPORT_C TBool CPtiKeyMapData::HasDeadKeys(TPtiKeyboardType aKeyboardType) const

    {

	TInt tmp = 0;

	return (DeadKeyDataArray(aKeyboardType, tmp) != NULL);    

    }

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

// CPtiKeyMapData::HasVowelSequences

// 

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

//

EXPORT_C TBool CPtiKeyMapData::HasVowelSequences(TPtiKeyboardType aKeyboardType) const

	{

	TInt tmp = 0;

	return (VowelSequenceTable(aKeyboardType, tmp) != NULL);

	}

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

// CPtiKeyMapData::DataForKey

// 

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

//

EXPORT_C TPtrC CPtiKeyMapData::DataForKey(TPtiKeyboardType aKeyboardType,

                                          TPtiKey aKey,

                                          TPtiTextCase aCase) const

	{		

    TInt index = CaseBasedIndexInBindingTable(aKeyboardType, aKey, aCase);       

    if (index != KErrNotFound)

    	{    		

    	return DataForKey(aKeyboardType, index);    	

    	}

	return TPtrC();    	

	}

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

// CPtiKeyMapData::DataForKey

// 

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

//	

EXPORT_C TPtrC CPtiKeyMapData::DataForKey(TPtiKeyboardType aKeyboardType,

                                          TInt aIndex) const	

	{	

	TInt dataSize = 0;

	TInt numBindItems = 0;

	const TPtiKeyBinding* bindPtr = KeyBindingTable(aKeyboardType, numBindItems);

	const TUint16* dataPtr = KeyData(aKeyboardType, dataSize);

	if (aIndex < numBindItems)

        {           

        if (bindPtr[aIndex].iIndex < dataSize)

        	{

            return TPtrC(&dataPtr[bindPtr[aIndex].iIndex], bindPtr[aIndex].iNumChars);

        	}

        }

	return TPtrC();    

	}

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

// CPtiKeyMapData::IsDeadKey

// 

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

//

EXPORT_C TBool CPtiKeyMapData::IsDeadKey(TPtiKeyboardType /*aKeyboardType*/,

                                         TPtiKey /*aKey*/,

                                         TPtiTextCase /*aCase*/) const

	{

	return EFalse; // ONKO TURHA METODI?

	}

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

// CPtiKeyMapData::DeadKeyDataForKey

// 

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

//

EXPORT_C TPtrC CPtiKeyMapData::DeadKeyDataForKey(TPtiKeyboardType aKeyboardType,

                                                 TPtiKey aKey,

                                                 TPtiTextCase aCase) const

	{

	if (!HasDeadKeys(aKeyboardType))	

		{

		return TPtrC();	

		}

  	TInt index = CaseBasedIndexInBindingTable(aKeyboardType, aKey, aCase); 

    if (index != KErrNotFound)

        {        

   	    TInt numRows = 0;	

	    const TUint16* data = DeadKeyDataArray(aKeyboardType, numRows);		

	    for (TInt i = 0; i < numRows; i++)

		    {

		    if (data[0] == index)

			    {

			    data++;

			    return TPtrC(data, KNumItemsPerDeadKeyDataRow - 1);

			    }

		    data += KNumItemsPerDeadKeyDataRow;

		    }

        }

	return TPtrC();

	}

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

// CPtiKeyMapData::VowelSequenceTable

// 

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

//

EXPORT_C const TVowelSequence* CPtiKeyMapData::VowelSequenceTable(TPtiKeyboardType /*aKeyboardType*/,

                                                                  TInt& aNumEntries) const

	{

	aNumEntries = 0;

	return NULL;		

	}				

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

// CPtiKeyMapData::NumberOfKeys

// 

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

//

EXPORT_C TInt CPtiKeyMapData::NumberOfKeys(TPtiKeyboardType aKeyboardType) const

	{

	switch (aKeyboardType)

	    {

        case EPtiKeyboard12Key:

             return KPtiDefaultNumMultitapKeys;	   

        case EPtiKeyboardQwerty4x12:

             return KPtiDefaultNumQwertyKeys;                

        case EPtiKeyboardQwerty4x10: 

             return KPtiDefaultNum4x10QwertyKeys;	       

        case EPtiKeyboardQwerty3x11: 

             return KPtiDefaultNum3x11QwertyKeys;	                      	    	    

        case EPtiKeyboardHalfQwerty: 

             return KPtiDefaultNumHalfQwertyKeys;	               	    	                 

	    default:

	        break;

	    }

    return 0;	    			

	}		

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

// CPtiKeyMapData::KeyData

// 

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

//

EXPORT_C const TUint16* CPtiKeyMapData::KeyData(TPtiKeyboardType /*aKeyboardType*/,

                                                TInt& aDataSize) const

	{

	aDataSize = 0;

	return NULL;		

	}  

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

// CPtiKeyMapData::KeyBindingTable

// 

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

//		

EXPORT_C const TPtiKeyBinding* CPtiKeyMapData::KeyBindingTable(TPtiKeyboardType /*aKeyboardType*/,

                                                               TInt& aNumItems) const

	{

	aNumItems = 0;

	return NULL;			

	}

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

// CPtiKeyMapData::GetNumericModeKeysL 

// 

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

//

EXPORT_C void CPtiKeyMapData::GetNumericModeKeysL(TPtiKeyboardType aKeyboardType,

                                                  RArray<TPtiNumericKeyBinding>& aResult) const

	{	

	TInt numItems = 0;

	const TPtiNumericKeyBinding* data = NumericModeKeysTable(aKeyboardType, numItems);

	aResult.Reset();

	if (data)

		{			

		for (TInt i = 0; i < numItems; i++)

			{

			User::LeaveIfError(aResult.Append(data[i]));

			}

		}

	}	 	 	

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

// CPtiKeyMapData::IsNumberModeKey

// 

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

//

EXPORT_C TBool CPtiKeyMapData::IsNumberModeKey(TPtiKeyboardType aKeyboardType,

                                               TPtiNumericKeyBinding& aWhichKey) const

	{

	TInt numItems = 0;

	aWhichKey.iChar = 0;

	const TPtiNumericKeyBinding* data = NumericModeKeysTable(aKeyboardType, numItems);

	if (data)

		{

		for (TInt i = 0; i < numItems; i++)

			{			 

			if (aWhichKey.iKey == data[i].iKey &&

			    aWhichKey.iCase == data[i].iCase)

				{

				aWhichKey.iChar = data[i].iChar;

				return ETrue;

				}			

			}		

		}

	return EFalse;	

	}	    

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

// CPtiKeyMapData::NumericModeKeysTable

// 

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

//

EXPORT_C const TPtiNumericKeyBinding* CPtiKeyMapData::NumericModeKeysTable(TPtiKeyboardType /*aKeyboardType*/,

                                                                           TInt& aNumEntries) const

	{

	aNumEntries = 0;

	return NULL;	

	}	    

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

// CPtiKeyMapData::SuitableForLatinOnlyMode

// 

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

//	

EXPORT_C TBool CPtiKeyMapData::SuitableForLatinOnlyMode() const

	{

	return ETrue;

	}	    								

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

// CPtiKeyMapData::DeadKeyDataArray

// 

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

//

EXPORT_C const TUint16* CPtiKeyMapData::DeadKeyDataArray(TPtiKeyboardType /*aKeyboardType*/,

                                                         TInt& aNumRowsInArray) const

	{

	aNumRowsInArray = 0;

	return NULL;	

	}

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

// CPtiKeyMapData::HasFnKeyBindings

// 

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

//	

EXPORT_C TBool CPtiKeyMapData::HasFnKeyBindings(TPtiKeyboardType aKeyboardType) const

    {

    TInt numItems = 0;

    KeyBindingTable(aKeyboardType, numItems);

    if (numItems > 0)

        {

        if (numItems > NumberOfKeys(aKeyboardType) * 2)

            {

            // If there are data items beyond upper and lower case bindings,

            // they must be fn-key data.

            return ETrue;

            }       

        }

    return EFalse;

    }	

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

// CPtiKeyMapData::CaseBasedIndexInBindingTable

// 

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

//		

EXPORT_C TInt CPtiKeyMapData::CaseBasedIndexInBindingTable(TPtiKeyboardType aKeyboardType,

                                                           TPtiKey aKey,                                                     

	                                                       TPtiTextCase aCase) const

    {

    TInt numItems = 0;         

    const TPtiKeyBinding* table = KeyBindingTable(aKeyboardType, numItems);

    if (table)

        {

        for (TInt i = 0; i < numItems; i++)

            {

            if (table[i].iScanCode == aKey && table[i].iCase == aCase)

                {

                return i;

                }

            }

        }

    return KPtiLargeNumber;

    }

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

// Reserved ordinals.

// 

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

//	     

EXPORT_C void CPtiKeyMapData::Reserved_1()

	{

	}

EXPORT_C void CPtiKeyMapData::Reserved_2()

	{

	}

EXPORT_C void CPtiKeyMapData::Reserved_3()

	{

	}

EXPORT_C void CPtiKeyMapData::Reserved_4()

	{

	}	

//

// CPtiKeyMapDataFactory

//

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

// CPtiKeyMapDataFactory::CreateImplementationL

// 

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

//	

EXPORT_C CPtiKeyMapDataFactory* CPtiKeyMapDataFactory::CreateImplementationL(const TUid aImplUid)

    {

	TUid dtorIDKey;

	CPtiKeyMapDataFactory* iface = (CPtiKeyMapDataFactory*)REComSession::CreateImplementationL(aImplUid, dtorIDKey);		

	if (iface)

		{

		iface->SetDestructorKeyId(dtorIDKey.iUid);

		iface->SetImplementationUid(aImplUid. iUid);

		}

	return iface;	        

    }

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

// CPtiKeyMapDataFactory::ListImplementationsL

// 

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

//			

EXPORT_C void CPtiKeyMapDataFactory::ListImplementationsL(RArray<TInt>& aResult)

    {

	RImplInfoPtrArray infoArray;

	TInt i;

	aResult.Reset();

	CleanupStack::PushL( TCleanupItem( CleanupArray, &infoArray ) );

	REComSession::ListImplementationsL(KPtiKeymapDataInterfaceUid, infoArray);

	for (i = 0; i < infoArray.Count(); i++)

		{

		aResult.AppendL(infoArray[i]->ImplementationUid().iUid);

		}

	CleanupStack::PopAndDestroy(); // infoArray     

    }

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

// CPtiKeyMapDataFactory::~CPtiKeyMapDataFactory

// 

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

//	

EXPORT_C CPtiKeyMapDataFactory::~CPtiKeyMapDataFactory()

    {

 	REComSession::DestroyedImplementation(TUid::Uid(iDTorId));

    }

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

// Reserved ordinals.

// 

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

//	  

EXPORT_C void CPtiKeyMapDataFactory::Reserved_1()

    {    

    }

EXPORT_C void CPtiKeyMapDataFactory::Reserved_2()

    {    

    }

// End of file