Logo ROOT  
Reference Guide
Go to the documentation of this file.
1// @(#)root/base:$Id$
2// Author: Rene Brun 02/09/2000
5 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
12#ifndef ROOT_TFolder
13#define ROOT_TFolder
17// //
18// TFolder //
19// //
20// Describe a folder: a list of objects and folders //
21// //
24#include "TNamed.h"
26class TCollection;
27class TBrowser;
30class TFolder : public TNamed {
33 TCollection *fFolders; //pointer to the list of folders
34 Bool_t fIsOwner; //true if folder own its contained objects
37 TFolder(const TFolder &folder); //folders cannot be copied
38 void operator=(const TFolder &);
42 TFolder();
43 TFolder(const char *name, const char *title);
44 virtual ~TFolder();
45 virtual void Add(TObject *obj);
46 TFolder *AddFolder(const char *name, const char *title, TCollection *collection=0);
47 virtual void Browse(TBrowser *b);
48 virtual void Clear(Option_t *option="");
49 virtual void Copy(TObject &) const { MayNotUse("Copy(TObject &)"); }
50 virtual const char *FindFullPathName(const char *name) const;
51 virtual const char *FindFullPathName(const TObject *obj) const;
52 virtual TObject *FindObject(const char *name) const;
53 virtual TObject *FindObject(const TObject *obj) const;
54 virtual TObject *FindObjectAny(const char *name) const;
56 Bool_t IsFolder() const { return kTRUE; }
57 Bool_t IsOwner() const;
58 virtual void ls(Option_t *option="") const; // *MENU*
59 virtual Int_t Occurence(const TObject *obj) const;
60 virtual void RecursiveRemove(TObject *obj);
61 virtual void Remove(TObject *obj);
62 virtual void SaveAs(const char *filename="",Option_t *option="") const; // *MENU*
63 virtual void SetOwner(Bool_t owner=kTRUE);
65 ClassDef(TFolder,1) //Describe a folder: a list of objects and folders
int Int_t
Definition: CPyCppyy.h:43
#define b(i)
Definition: RSha256.hxx:100
bool Bool_t
Definition: RtypesCore.h:63
const Bool_t kTRUE
Definition: RtypesCore.h:100
const char Option_t
Definition: RtypesCore.h:66
#define ClassDef(name, id)
Definition: Rtypes.h:325
Using a TBrowser one can browse all ROOT objects.
Definition: TBrowser.h:37
Collection abstract base class.
Definition: TCollection.h:63
A TFolder object is a collection of objects and folders.
Definition: TFolder.h:30
virtual void SaveAs(const char *filename="", Option_t *option="") const
Save all objects in this folder in filename.
Definition: TFolder.cxx:474
TFolder * AddFolder(const char *name, const char *title, TCollection *collection=0)
Create a new folder and add it to the list of folders of this folder, return a pointer to the created...
Definition: TFolder.cxx:188
Default constructor used by the Input functions.
Definition: TFolder.cxx:110
virtual TObject * FindObjectAny(const char *name) const
Return a pointer to the first object with name starting at this folder.
Definition: TFolder.cxx:349
virtual void Add(TObject *obj)
Add object to this folder. obj must be a TObject or a TFolder.
Definition: TFolder.cxx:172
virtual void Browse(TBrowser *b)
Browse this folder.
Definition: TFolder.cxx:219
virtual ~TFolder()
Folder destructor.
Definition: TFolder.cxx:139
TCollection * GetListOfFolders() const
Definition: TFolder.h:55
virtual void Clear(Option_t *option="")
Delete all objects from a folder list.
Definition: TFolder.cxx:227
virtual void Copy(TObject &) const
Copy this to obj.
Definition: TFolder.h:49
virtual const char * FindFullPathName(const char *name) const
Return the full pathname corresponding to subpath name if the node is gROOT->GetRootFolder() and retu...
Definition: TFolder.cxx:237
Bool_t fIsOwner
Definition: TFolder.h:34
void operator=(const TFolder &)
virtual void SetOwner(Bool_t owner=kTRUE)
Set ownership.
Definition: TFolder.cxx:489
virtual TObject * FindObject(const char *name) const
Search object identified by name in the tree of folders inside this folder.
Definition: TFolder.cxx:312
Bool_t IsOwner() const
Folder ownership has been set via.
Definition: TFolder.cxx:375
virtual Int_t Occurence(const TObject *obj) const
Return occurence number of object in the list of objects of this folder.
Definition: TFolder.cxx:433
Bool_t IsFolder() const
Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).
Definition: TFolder.h:56
TCollection * fFolders
Definition: TFolder.h:33
virtual void ls(Option_t *option="") const
List folder contents.
Definition: TFolder.cxx:394
virtual void RecursiveRemove(TObject *obj)
Recursively remove object from a folder.
Definition: TFolder.cxx:455
virtual void Remove(TObject *obj)
Remove object from this folder. obj must be a TObject or a TFolder.
Definition: TFolder.cxx:463
The TNamed class is the base class for all named ROOT classes.
Definition: TNamed.h:29
Mother of all ROOT objects.
Definition: TObject.h:37
void MayNotUse(const char *method) const
Use this method to signal that a method (defined in a base class) may not be called in a derived clas...
Definition: TObject.cxx:946
static const std::string name("name")