Class CCnaConverterList

CCnaConverterList

Support

Supported from 6.0

Description

Provides a list of available converters, allowing clients to search for and obtain converters for specific source and target data types.

Derivation

CBase Base class for all classes to be instantiated on the heap CCnaConverterList Provides a list of available converters, allowing clients to search for and obtain converters for specific source and target data types

Defined in CCnaConverterList:
ConvFromL(), ConvFromListL(), ConvToL(), ConvToListL(), ConverterL(), Count(), MimeTypeFrom(), MimeTypeTo(), NewConverterL(), NewL(), NewLC(), Release(), UpdateL(), ~CCnaConverterList()

Inherited from CBase:
operator new()

static CCnaConverterList* NewL();

Description

Allocates and constructs a CCnaConverterList.

Return value

CCnaConverterList* New converter list

static CCnaConverterList* NewLC();

Description

Allocates and constructs a CCnaConverterList, leaving the object on the cleanup stack.

Return value

CCnaConverterList* New converter list

void Release();

Description

Releases all loaded converter DLLs.

You must delete all converters obtained from the list before calling this function.

~CCnaConverterList();

Description

Destructor.

This releases all loaded converter DLLs.

CConverterBase* NewConverterL(TUid aUid);

Description

Gets a new converter for the specified UID.

Parameters

TUid aUid Converter UID

Return value

CConverterBase* Converter with the specified UID, or NULL if there is no suitable converter

TUid ConvFromL(const TDataType& aMimeType);

Description

Gets the UID of the converter that converts from a specified data type.

Parameters

const TDataType& aMimeType Source data type

Return value

TUid Converter UID

TUid ConvToL(const TDataType& aMimeType);

Description

Gets the UID of the converter that converts to a specified data type.

Parameters

const TDataType& aMimeType Target data type

Return value

TUid Converter UID

TUid ConverterL(const TDataType& aFrom,const TDataType& aTo);

Description

Gets the UID of the converter that converts to and from specified data types.

Parameters

const TDataType& aFrom Source data type const TDataType& aTo Target data type

Return value

TUid Converter UID

void ConvFromListL(const TDataType& aMimeType,CArrayFix<SConverterInfo>* aSConverterInfoArray);

Description

Gets a list of converters that convert from a specified data type.

Parameters

const TDataType& aMimeType Source data type const CArrayFix<SConverterInfo>* aSConverterInfoArray On return, array of converter information objects for all suitable converters

void ConvToListL(const TDataType& aMimeType,CArrayFix<SConverterInfo>* aSConverterInfoArray);

Description

Gets a list of converters that convert to a specified data type.

Parameters

const TDataType& aMimeType Target data type const CArrayFix<SConverterInfo>* aSConverterInfoArray On return, an array of converter information objects for all suitable converters

TInt Count();

Description

Gets the total number of converters.

Return value

TInt Total number of converters

TInt MimeTypeFrom(TDataType& aDataType,const SConverterInfo& aConverterInfo) const;

Description

Gets converter information for a specified source data type.

Parameters

TDataType& aDataType Source data type const SConverterInfo& aConverterInfo On return, converter information for a suitable converter

Return value

TInt KErrNone if a suitable converter was found, else KErrNotFound

TInt MimeTypeTo(TDataType& aDataType,const SConverterInfo& aConverterInfo) const;

Description

Gets converter information for a specified target data type.

Parameters

TDataType& aDataType Target data type const SConverterInfo& aConverterInfo On return, converter information for a suitable converter

Return value

TInt KErrNone if a suitable converter was found, else KErrNotFound

void UpdateL();

Description

Requests a rescan of the disk to refresh the list of converters.