TDirectoryLevelIter Class Reference

Iterator over keys in TDirectory.

Definition at line 42 of file TDirectoryElement.cxx.

Public Member Functions
	TDirectoryLevelIter (TDirectory *dir)
	~TDirectoryLevelIter () override=default
bool	CanItemHaveChilds () const override
	Returns true if current item can have childs.
std::unique_ptr< RItem >	CreateItem () override
	Create item for the client.
std::shared_ptr< RElement >	GetDirElement (bool read_dir)
	Return element for current TKey object in TDirectory.
std::shared_ptr< RElement >	GetElement () override
	Returns full information for current element.
std::string	GetItemName () const override
	Returns current entry name
bool	Next () override
	Shift to next entry.
Public Member Functions inherited from ROOT::Browsable::RLevelIter
virtual	~RLevelIter ()=default
virtual bool	Find (const std::string &name, int indx=-1)
	Find item with specified name Default implementation, should work for all If index specified, not only name but also index should match.

Private Member Functions
bool	CreateIter ()
bool	NextDirEntry ()

Private Attributes
std::string	fCurrentName
	! current key name
TDirectory *	fDir {nullptr}
	! current directory handle
std::unique_ptr< TIterator >	fIter
	! created iterator
TKey *	fKey {nullptr}
	! currently selected key
bool	fKeysIter {true}
	! iterating over keys list (default)
TObject *	fObj {nullptr}
	! currently selected object

Inheritance diagram for TDirectoryLevelIter:

Constructor & Destructor Documentation

TDirectoryLevelIter()

TDirectoryLevelIter::TDirectoryLevelIter ( TDirectory * dir )

inlineexplicit

Definition at line 138 of file TDirectoryElement.cxx.

~TDirectoryLevelIter()

TDirectoryLevelIter::~TDirectoryLevelIter ( )

overridedefault

Member Function Documentation

CanItemHaveChilds()

bool TDirectoryLevelIter::CanItemHaveChilds ( ) const

inlineoverridevirtual

Returns true if current item can have childs.

Reimplemented from ROOT::Browsable::RLevelIter.

Definition at line 152 of file TDirectoryElement.cxx.

CreateItem()

std::unique_ptr< RItem > TDirectoryLevelIter::CreateItem ( )

inlineoverridevirtual

Create item for the client.

Reimplemented from ROOT::Browsable::RLevelIter.

Definition at line 167 of file TDirectoryElement.cxx.

CreateIter()

bool TDirectoryLevelIter::CreateIter ( )

inlineprivate

Definition at line 50 of file TDirectoryElement.cxx.

GetDirElement()

std::shared_ptr< RElement > TDirectoryLevelIter::GetDirElement

(

bool

read_dir

)

Return element for current TKey object in TDirectory.

Definition at line 538 of file TDirectoryElement.cxx.

GetElement()

std::shared_ptr< RElement > TDirectoryLevelIter::GetElement ( )

inlineoverridevirtual

Returns full information for current element.

Implements ROOT::Browsable::RLevelIter.

Definition at line 185 of file TDirectoryElement.cxx.

GetItemName()

std::string TDirectoryLevelIter::GetItemName ( ) const

inlineoverridevirtual

Returns current entry name

Implements ROOT::Browsable::RLevelIter.

Definition at line 150 of file TDirectoryElement.cxx.

Next()

bool TDirectoryLevelIter::Next ( )

inlineoverridevirtual

Shift to next entry.

Implements ROOT::Browsable::RLevelIter.

Definition at line 145 of file TDirectoryElement.cxx.

NextDirEntry()

bool TDirectoryLevelIter::NextDirEntry ( )

inlineprivate

Definition at line 69 of file TDirectoryElement.cxx.

Member Data Documentation

fCurrentName

std::string TDirectoryLevelIter::fCurrentName

private

! current key name

Definition at line 48 of file TDirectoryElement.cxx.

fDir

TDirectory* TDirectoryLevelIter::fDir {nullptr}

private

! current directory handle

Definition at line 43 of file TDirectoryElement.cxx.

fIter

std::unique_ptr<TIterator> TDirectoryLevelIter::fIter

private

! created iterator

Definition at line 44 of file TDirectoryElement.cxx.

fKey

TKey* TDirectoryLevelIter::fKey {nullptr}

private

! currently selected key

Definition at line 46 of file TDirectoryElement.cxx.

fKeysIter

bool TDirectoryLevelIter::fKeysIter {true}

private

! iterating over keys list (default)

Definition at line 45 of file TDirectoryElement.cxx.

fObj

TObject* TDirectoryLevelIter::fObj {nullptr}

private

! currently selected object

Definition at line 47 of file TDirectoryElement.cxx.