Collapse all Symbian^3 Product Developer Library

CRegistryData::CDriveData Class Reference

class CRegistryData::CDriveData : public CBase

This class manages the entire data of a registered dll.

Inherits from

CRegistryData::CDriveData
- CBase

Public Member Functions
	~CDriveData()
void	AddL(const CDllData *)
void	ExternalizeL(RFs &, const TDesC &)
TInt	FindDllIndex(const TUid)
void	InternalizeL(RFs &, const TDesC &)
CDriveData *	NewLC(TDriveUnit, CRegistryData *)

Private Member Functions
	CDriveData(TDriveUnit, CRegistryData *)
void	ConstructL()
void	DoInternalizeL(RFs &, const TDesC &)

Inherited Functions
	CBase::CBase()
	CBase::Delete(CBase *)
	CBase::Extension_(TUint,TAny &,TAny )
	CBase::operator new(TUint)
	CBase::operator new(TUint,TAny *)
	CBase::operator new(TUint,TLeave)
	CBase::operator new(TUint,TLeave,TUint)
	CBase::operator new(TUint,TUint)
	CBase::~CBase()

Public Attributes
TDll *	iDllList
TDriveUnit	iDrive
TBool	iDriveChanged
CRegistryData *	iParent
TBool	iRegistryChanged

Constructor & Destructor Documentation

CDriveData(TDriveUnit, CRegistryData *)

CDriveData	(	TDriveUnit	aDrive,
		CRegistryData *	aParent
	)	[private]

Constructor for CDriveData

Parameters

TDriveUnit aDrive	Information on this drive
CRegistryData * aParent	A pointer to the parent registry data

~CDriveData()

~CDriveData

(

)

Destructor of CDriveData

Member Functions Documentation

AddL(const CDllData *)

void

AddL

(

const CDllData *

aDll

)

Adds the specified CDllData to this drive data in the registry.

Pre-condition: This object is fully constructed.

Post-condition: aDll is added to the list of dll on this drive.

Parameters

const CDllData * aDll

The Dll to add to this drive

ConstructL()

void

ConstructL

(

)

[private]

Standard second phase construction function.

Pre-condition: This object is fully constructed.

Post-condition: This object is fully constructed and initialized.

DoInternalizeL(RFs &, const TDesC &)

void	DoInternalizeL	(	RFs &	aFs,
			const TDesC &	aFileName
		)	[private]

The method internalizes the data from aRegistryStream.

leave: KErrNoMemory

leave: Some other system-wide error codes as well.

Parameters

RFs & aFs
const TDesC & aFileName	The ECOM registry file name.

ExternalizeL(RFs &, const TDesC &)

void	ExternalizeL	(	RFs &	aFs,
			const TDesC &	aDatFileName
		)

Writes out the state of this CDriveData to file.

Pre-condition: This object is fully constructed.

Parameters

RFs & aFs	A handle to an open file server session.
const TDesC & aDatFileName	the dat file to persist to

FindDllIndex(const TUid)

TInt

FindDllIndex

(

const TUid

aDllUid

)

const

Returns the index of the DLL with this Uid in the Dll list.

Pre-condition: This object is fully constructed.

Parameters

const TUid aDllUid

the UID of to be found DLL.

InternalizeL(RFs &, const TDesC &)

void	InternalizeL	(	RFs &	aFs,
			const TDesC &	aDatFileName
		)

Restores the state of this CDriveData from file.

Pre-condition: This object is fully constructed.

Post-condition: The state of this object is restored to that specified in the file on this drive.

Parameters

RFs & aFs	A handle to an open file server session.
const TDesC & aDatFileName	the dat file name to internalize from

NewLC(TDriveUnit, CRegistryData *)

CDriveData *	NewLC	(	TDriveUnit	aDrive,
			CRegistryData *	aParent
		)	[static]

Creates a new CDriveData object and places it on the CleanupStack

Post-condition: This object is fully constructed and initialized and on the CleanupStack.

Parameters

TDriveUnit aDrive	Information on this drive
CRegistryData * aParent	A pointer to the parent registry data

Member Data Documentation

TDll * iDllList

TDll *

iDllList

The list of Interface Implementation Collections upon the drive

TDriveUnit iDrive

TDriveUnit

iDrive

A reference to the drive.

TBool iDriveChanged

TBool

iDriveChanged

indicate the drive has change

CRegistryData * iParent

CRegistryData *

iParent

The registry data.

TBool iRegistryChanged

TBool

iRegistryChanged

indiacate the registry data on the drive has changed