RFavouritesDb Class Reference

#include <mw/favouritesdb.h>

class RFavouritesDb : public RFavouritesHandle

Inherits from

RFavouritesDb
- RFavouritesHandle

Public Member Functions
IMPORT_C TInt	Add(CFavouritesItem &, TBool)
IMPORT_C TInt	Begin(TBool)
IMPORT_C void	CleanupRollbackPushL()
IMPORT_C TInt	Commit()
IMPORT_C TInt	Compact()
IMPORT_C TInt	Count(TInt &, TInt, CFavouritesItem::TType, const TDesC *, TInt32)
IMPORT_C CFavouritesItem *	CreateAdaptiveItemsFolderL()
IMPORT_C CFavouritesItem *	CreateStartPageItemL()
IMPORT_C TInt	Delete(TInt)
IMPORT_C TInt	DeleteFile(TInt)
IMPORT_C TInt	FolderExists(TInt, TBool &)
IMPORT_C TInt	Get(TInt, CFavouritesItem &)
IMPORT_C TInt	GetAll(CFavouritesItemList &, TInt, CFavouritesItem::TType, const TDesC *, TInt32)
IMPORT_C TInt	GetBrowserData(TInt, MFavouritesItemData &)
IMPORT_C TInt	GetData(TInt, MFavouritesItemData &)
IMPORT_C TInt	GetUids(CArrayFix< TInt > &, TInt, CFavouritesItem::TType, const TDesC *, TInt32)
IMPORT_C TInt	IsDamaged(TBool &)
IMPORT_C TInt	ItemExists(TInt, TBool &)
IMPORT_C TInt	MakeUniqueName(TDes &, TInt)
IMPORT_C TInt	MakeUniqueName(CFavouritesItem &)
IMPORT_C TInt	Open(RFavouritesSession &, const TDesC &)
IMPORT_C TInt	PreferredUid(TInt, TInt &)
IMPORT_C TInt	Recover()
IMPORT_C void	RestoreFactorySettingsL(const TDesC &, const TDesC &, MRfsApMapper &)
IMPORT_C void	Rollback()
IMPORT_C TInt	SetBrowserData(TInt, const MFavouritesItemData &)
IMPORT_C TInt	SetData(TInt, const MFavouritesItemData &)
IMPORT_C TInt	SetFactoryItem(TInt, TBool)
IMPORT_C TInt	SetHomepage(CFavouritesItem &)
IMPORT_C TInt	SetLastVisited(CFavouritesItem &)
IMPORT_C TInt	SetModified(TInt, TTime)
IMPORT_C TInt	SetPreferredUid(TInt, TInt)
IMPORT_C TInt	SetReadOnly(TInt, TBool)
IMPORT_C TInt	Size(RDbDatabase::TSize &)
IMPORT_C TInt	Update(CFavouritesItem &, TInt, TBool)
IMPORT_C TInt	UpdateStats()
IMPORT_C TVersion	Version()

Inherited Attributes
	RFavouritesHandle::iHandle
	RFavouritesHandle::iSess

Inherited Functions
	RFavouritesHandle::Close()
	RFavouritesHandle::Handle()const
	RFavouritesHandle::Open(RFavouritesHandle &,TInt,const TIpcArgs &)
	RFavouritesHandle::Open(RFavouritesSession &,TInt,const TIpcArgs &)
	RFavouritesHandle::RFavouritesHandle()
	RFavouritesHandle::SendReceive(TInt)const
	RFavouritesHandle::SendReceive(TInt,const TIpcArgs &)const
	RFavouritesHandle::SendReceive(TInt,const TIpcArgs &,TRequestStatus &)const

Detailed Description

RFavouritesDb is the representation of the favourites database. This class encapsulates a session with bookmark database server. It provides a way to access the database, do administration (recovery, compaction) and explicit transaction support.

Member Function Documentation

Add ( CFavouritesItem &, TBool )

IMPORT_C TInt	Add	(	CFavouritesItem &	aItem,
			TBool	aAutoRename
		)

Add a new item to the database. If successful, its Uid, Last-Mod-Time (and possibly its name) is updated on return.

Since: 0.9

Parameters
aItem	The item to add.
aAutoRename	If this is ETrue, and the name already exists, the item will be renamed to a non-conflicting name.

Return Value: Error code, including:KErrArgument if the item's data is invalid (bad name, no URL, parent folder does not exist etc.).KErrAlreadyExists if the name is already in use in that folder.

Begin ( TBool )

IMPORT_C TInt

Begin

(

TBool

aWrite = EFalse

)

Explicitly begin a transaction.

Since: 0.9

Parameters
aWrite	Access mode.

Return Value: Error code.

CleanupRollbackPushL ( )

IMPORT_C void

CleanupRollbackPushL

(

)

Push a rollback on the cleanup stack. Call this after Begin() call, to make the transaction leave-safe.

Since: 0.9

Return Value: void

Commit ( )

IMPORT_C TInt

Commit

(

)

Commit the transaction.

Since: 0.9

Return Value: Error code.

Compact ( )

IMPORT_C TInt

Compact

(

)

Perform databas synchronous compaction. This function requires exclusive access to the database.

Since: 0.9

Return Value: Error code.

Count ( TInt &, TInt, CFavouritesItem::TType, const TDesC *, TInt32 )

IMPORT_C TInt	Count	(	TInt &	aCount,
			TInt	aParentFolderFilter = KFavouritesNullUid ,
			CFavouritesItem::TType	aTypeFilter = CFavouritesItem::ENone,
			const TDesC *	aNameFilter = NULL,
			TInt32	aContextIdFilter = KFavouritesNullContextId
		)

Count all items matching the supplied criteria.

Since: 0.9

Parameters
aCount	Placeholder for the returned item count. In case of any error, existing value is unchanged.
aParentFolderFilter	Uid value to filter. KFavouritesNullUid clears (all accepted); this is the default.
aTypeFilter	EItem or EFolder to use filter; ENone to clear filter (all accepted); this is the default.
aNameFilter	Wildcard pattern to be used for name matching. NULL clears (all accepted); this is the default.
aContextIdFilter	ContextId value to filter. KFavouritesNullContextId clears (all accepted); this is the default.

Return Value: Error code.

CreateAdaptiveItemsFolderL ( )

IMPORT_C CFavouritesItem *

CreateAdaptiveItemsFolderL

(

)

Create a folder with uid KFavouritesAdaptiveItemsFolderUid. Owner is the caller. Uid, type (folder) and parent (root) is set, other properties are uninitialized. The Browser needs this. Note that this item does not exist in the database.

Since: 0.9

Return Value: The created item.

CreateStartPageItemL ( )

IMPORT_C CFavouritesItem *

CreateStartPageItemL

(

)

Create an empty item with uid KFavouritesStartPageUid. Owner is the caller. Except its uid, the item is uninitialized. The Browser needs this. Note that this item does not exist in the database.

Since: 0.9

Return Value: The created item.

Delete ( TInt )

IMPORT_C TInt

Delete

(

TInt

aUid

)

Delete item by Uid. If this is a folder, all descendants and the contents of them are deleted. Homepage or root cannot be deleted.

Since: 0.9

Parameters
aUid	Uid of item to delete.

Return Value: Error code, including:KErrNotFound if the item is not found.KErrAccessDenied if the item's cannot be deleted.

DeleteFile ( TInt )

IMPORT_C TInt

DeleteFile

(

TInt

aUid

)

Delete file. See RFavouritesFile.

Since: 0.9

Parameters
aUid	Uid of the item.

Return Value: Errro code.

FolderExists ( TInt, TBool & )

IMPORT_C TInt	FolderExists	(	TInt	aFolder,
			TBool &	aFolderExists
		)

Check if the folder exists.

Since: 0.9

Parameters
aFolder	The folder to be checked.
aFolderExists	Returned value.

Return Value: Error code.

Get ( TInt, CFavouritesItem & )

IMPORT_C TInt	Get	(	TInt	aUid,
			CFavouritesItem &	aItem
		)

Get the item with this Uid.

Since: 0.9

Parameters
aUid	Uid or item to get.
aItem	placeholder for the returned item data.

Return Value: Error code.

GetAll ( CFavouritesItemList &, TInt, CFavouritesItem::TType, const TDesC *, TInt32 )

IMPORT_C TInt	GetAll	(	CFavouritesItemList &	aItemList,
			TInt	aParentFolderFilter = KFavouritesNullUid ,
			CFavouritesItem::TType	aTypeFilter = CFavouritesItem::ENone,
			const TDesC *	aNameFilter = NULL,
			TInt32	aContextIdFilter = KFavouritesNullContextId
		)

Get all items matching the supplied criteria.

Since: 0.9

Parameters
aItemList	placeholder for the returned item data. Existing items remain (new ones appended).
aParentFolderFilter	Uid value to filter. KFavouritesNullUid clears (all accepted); this is the default.
aTypeFilter	EItem or EFolder to use filter; ENone to clear filter (all accepted); this is the default.
aNameFilter	wildcard pattern to be used for name matching. NULL clears (all accepted); this is the default.
aContextIdFilter	ContextId value to filter. KFavouritesNullContextId clears (all accepted); this is the default.

Return Value: Error code.

GetBrowserData ( TInt, MFavouritesItemData & )

IMPORT_C TInt	GetBrowserData	(	TInt	aUid,
			MFavouritesItemData &	aData
		)

Get Browser associated with an item. This data is for Browser's dedicated use, do not tamper.

Since: 0.9

Parameters
aUid	The uid of the item, to which the data belongs.
aData	Data object, which receives the data.

Return Value: Error code, including:KErrNotFound No item is found with aUid.

GetData ( TInt, MFavouritesItemData & )

IMPORT_C TInt	GetData	(	TInt	aUid,
			MFavouritesItemData &	aData
		)

Get data associated with an item.

Since: 0.9

Parameters
aUid	The uid of the item, to which the data belongs.
aData	Data object, which receives the data.

Return Value: Error code, including:KErrNotFound No item is found with aUid.

GetUids ( CArrayFix< TInt > &, TInt, CFavouritesItem::TType, const TDesC *, TInt32 )

IMPORT_C TInt	GetUids	(	CArrayFix< TInt > &	aUids,
			TInt	aParentFolderFilter = KFavouritesNullUid ,
			CFavouritesItem::TType	aTypeFilter = CFavouritesItem::ENone,
			const TDesC *	aNameFilter = NULL,
			TInt32	aContextIdFilter = KFavouritesNullContextId
		)

Get uids of all items matching the supplied criteria.

Since: 0.9

Parameters
aUids	placeholder for the returned item data. Existing items remain (new ones appended).
aParentFolderFilter	Uid value to filter. KFavouritesNullUid clears (all accepted); this is the default.
aTypeFilter	EItem or EFolder to use filter; ENone to clear filter (all accepted); this is the default.
aNameFilter	wildcard pattern to be used for name matching. NULL clears (all accepted); this is the default.
aContextIdFilter	ContextId value to filter. KFavouritesNullContextId clears (all accepted); this is the default.

Return Value: Error code.

IsDamaged ( TBool & )

IMPORT_C TInt

IsDamaged

(

TBool &

aIsDamaged

)

Check if the database to be recovered is fully functional.

Since: 0.9

Parameters
aIsDamaged	Result is returned here.

Return Value: Error code.

ItemExists ( TInt, TBool & )

IMPORT_C TInt	ItemExists	(	TInt	aUid,
			TBool &	aItemExists
		)

Check if we already have this item.

Since: 0.9

Parameters
aUid	The item Uid to be checked.
aItemExists	Returned value.

Return Value: Error code.

MakeUniqueName ( TDes &, TInt )

IMPORT_C TInt	MakeUniqueName	(	TDes &	aName,
			TInt	aFolder
		)

Check if aName is unique in aFolder; and if not, change to an unique one, appending a number. In case of any errors, aName is unchanged. Names of special items (Start Page etc.) are not considered (can have conflicting names).

Since: 0.9

Parameters
aName	Descriptor containing the original name and receiving the resulting unique name. Must be large enough to accomodate the result. (The appended text is KFavouritesMaxPostfix characters at most; the resulting length is KFavouritesMaxName at most.)
aFolder	Folder to be used for uniqueness-checking.

Return Value: Error code, including:KErrArgument aFolder is not found.KErrBadName aName is empty.

MakeUniqueName ( CFavouritesItem & )

IMPORT_C TInt

MakeUniqueName

(

CFavouritesItem &

aItem

)

Check if aName is unique in its folder; and if not, change to an unique one, appending a number. In case of any errors, aItem is unchanged. Names of special items (Start Page etc.) are not considered (can have conflicting names).

Since: 0.9

Parameters
aItem	Item to set unique name for.

Return Value: Error code, including:KErrArgument aFolder is not found.KErrBadName Current name is empty.

Open ( RFavouritesSession &, const TDesC & )

IMPORT_C TInt	Open	(	RFavouritesSession &	aSess,
			const TDesC &	aName
		)

Open the database. Created if does not exist.

Since: 0.9

Parameters
aSess	Session to be used.
aName	Database name.

Return Value: Error code.

PreferredUid ( TInt, TInt & )

IMPORT_C TInt	PreferredUid	(	TInt	aFolder,
			TInt &	aPreferredUid
		)

Get preferred Uid for a folder.

Since: 0.9

Parameters
aFolder	Folder Uid.
aPreferredUid	Uid of preferred item is returned here.

Return Value: Error code.

Recover ( )

IMPORT_C TInt

Recover

(

)

Perform database synchronous recovery. This function requires exclusive access to the database.

Since: 0.9

Return Value: Error code.

RestoreFactorySettingsL ( const TDesC &, const TDesC &, MRfsApMapper & )

IMPORT_C void	RestoreFactorySettingsL	(	const TDesC &	aName,
			const TDesC &	aReferenceDbPath,
			MRfsApMapper &	aApMapper
		)	[static]

User-level Restore Factory Settings operation. Delete all items that has "factory item" flag set, then add new ones from reference database. In case of name conflilcts, new names are generated. Leaves on any error.

Since: 0.9

Parameters
aName	Database name.
aReferenceDbPath	Full pathname of reference database.
aApMapper	Access Point mapper to be used.

Rollback ( )

IMPORT_C void

Rollback

(

)

Roll back the transaction.

Since: 0.9

Return Value: void

SetBrowserData ( TInt, const MFavouritesItemData & )

IMPORT_C TInt	SetBrowserData	(	TInt	aUid,
			const MFavouritesItemData &	aData
		)

Set Browser data associated with an item. Any existing data, belonging to item having aUid, is now replaced. The item itself is not changed. This data is for Browser's dedicated use, do not tamper. In case of any errors, the data is not saved.

Since: 0.9

Parameters
aUid	The uid of the item, to which the data belongs.
aData	Data) which replaces existing data.

Return Value: Error code, including:KErrNotFound No item is found with aUid.

SetData ( TInt, const MFavouritesItemData & )

IMPORT_C TInt	SetData	(	TInt	aUid,
			const MFavouritesItemData &	aData
		)

Set data associated with an item. Any existing data, belonging to item having aUid, is now replaced. The item itself is not changed. In case of any errors, the data is not saved.

Since: 0.9

Parameters
aUid	The uid of the item, to which the data belongs.
aData	Data) which replaces existing data.

Return Value: Error code, including:KErrNotFound No item is found with aUid.

SetFactoryItem ( TInt, TBool )

IMPORT_C TInt	SetFactoryItem	(	TInt	aUid,
			TBool	aFactoryItem
		)

Set factory item flag on an item. (Item with this flag set will be deleted if RFS is executed.)

Since: 0.9

Parameters
aUid	Uid of item.
aFactoryItem	Flag value to set.

Return Value: Error code, including:KErrNotFound if the item is not found.

SetHomepage ( CFavouritesItem & )

IMPORT_C TInt

SetHomepage

(

CFavouritesItem &

aItem

)

Update the Homepage item. If does not exist, it is now created. The old Homepage, if any, is overwritten. If successful, its Uid and Last-Mod-Time is updated on return. Name needs not be unique.

Since: 0.9

Parameters
aItem	Contents from this item (except Uid) will be used to update the Homepage Bookmark.

Return Value: Error code, including:KErrArgument if the supplied item is not item, or is not in the root folder.

SetLastVisited ( CFavouritesItem & )

IMPORT_C TInt

SetLastVisited

(

CFavouritesItem &

aItem

)

Update the Last Visited. If does not exist, it is now created. The old Last Visited, if any, is overwritten. If successful, its Uid is updated on return. Name needs not be unique.

Since: 0.9

Parameters
aItem	Contents from this item (except Uid) will be used to update the Last Visited Item.

Return Value: Error code, including:KErrArgument if the supplied item is not item, or is not in the root folder.

SetModified ( TInt, TTime )

IMPORT_C TInt	SetModified	(	TInt	aUid,
			TTime	aModified
		)

Manual setting of Last Modification Time of an item. Note that the Last Modification Time is automatically set by any edit, so this method need not be used in usual circumstances. It is provided for administration purposes only.

Since: 0.9

Parameters
aUid	Uid of item.
aModified	Last Modification Time to set.

Return Value: Error code, including:KErrNotFound if the item is not found.

SetPreferredUid ( TInt, TInt )

IMPORT_C TInt	SetPreferredUid	(	TInt	aFolder,
			TInt	aUid
		)

Set preferred Uid for a folder.

Since: 0.9

Parameters
aFolder	Folder Uid.
aUid	Uid to be set as preferred. Not checked to exist in the folder.

Return Value: Error code, including:KErrNotFound if aFolder is not found;KErrArgument if aFolder is not a folder.

SetReadOnly ( TInt, TBool )

IMPORT_C TInt	SetReadOnly	(	TInt	aUid,
			TBool	aReadOnly
		)

Set read-only flag on an item.

Since: 0.9

Parameters
aUid	Uid of item.
aReadOnly	Flag value to set.

Return Value: Error code, including:KErrNotFound if the item is not found.

Size ( RDbDatabase::TSize & )

IMPORT_C TInt

Size

(

RDbDatabase::TSize &

aSize

)

const

Get available database size.

Since: 0.9

Parameters
aSize	Database size returned here.

Return Value: Error code.

Update ( CFavouritesItem &, TInt, TBool )

IMPORT_C TInt	Update	(	CFavouritesItem &	aItem,
			TInt	aUid,
			TBool	aAutoRename
		)

Update an item. Remember Homapage or Last Visited Page cannot be updated using this method.

Since: 0.9

Parameters
aItem	Contents from this item (except Uid) will be used to update the item. If successful, its Uid, Last-Mod-Time (and possibly its name) is updated on return.
aUid	Update this item.
aAutoRename	If this is ETrue, and the name already exists, the item will be renamed to a non-conflicting name.

Return Value: Error code, including:KErrNotFound if the item is not found.KErrArgument if the item's data is invalid (bad name, no URL, parent folder does not exist etc.).KErrAlreadyExists if the name is already in use in that folder.KErrAccessDenied for read-only items.

UpdateStats ( )

IMPORT_C TInt

UpdateStats

(

)

Update database statistics.

Since: 0.9

Return Value: Error code.

Version ( )

IMPORT_C TVersion

Version

(

)

const

Get version information.

Since: 0.9

Return Value: Version object of this CFavouritesDb.