Logo ROOT   6.07/09
Reference Guide
TCut.h
Go to the documentation of this file.
1 // @(#)root/tree:$Id$
2 // Author: Rene Brun 14/04/97
3 
4 /*************************************************************************
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  *************************************************************************/
11 
12 #ifndef ROOT_TCut
13 #define ROOT_TCut
14 
15 //////////////////////////////////////////////////////////////////////////
16 // //
17 // TCut //
18 // //
19 // A specialized string object used in TTree selections. //
20 // //
21 //////////////////////////////////////////////////////////////////////////
22 
23 #ifndef ROOT_TNamed
24 #include "TNamed.h"
25 #endif
26 
27 class TCut : public TNamed {
28 private:
29  // Prevent meaningless operator (which otherwise can be reached via
30  // the conversion to 'const char*'
31  Bool_t operator<(const TCut &rhs); // Intentional left unimplemented
32  Bool_t operator<=(const TCut &rhs); // Intentional left unimplemented
33  Bool_t operator>(const TCut &rhs); // Intentional left unimplemented
34  Bool_t operator>=(const TCut &rhs); // Intentional left unimplemented
35 public:
36  TCut();
37  TCut(const char *title);
38  TCut(const char *name, const char *title);
39  TCut(const TCut &cut);
40  virtual ~TCut();
41 
42  // Assignment
43  TCut& operator=(const char *rhs);
44  TCut& operator=(const TCut &rhs);
45  TCut& operator+=(const char *rhs);
46  TCut& operator+=(const TCut &rhs);
47  TCut& operator*=(const char *rhs);
48  TCut& operator*=(const TCut &rhs);
49 
50  // Comparison
51  Bool_t operator==(const char *rhs) const;
52  Bool_t operator==(const TCut &rhs) const;
53  Bool_t operator!=(const char *rhs) const;
54  Bool_t operator!=(const TCut &rhs) const;
55 
56  friend TCut operator+(const TCut &lhs, const char *rhs);
57  friend TCut operator+(const char *lhs, const TCut &rhs);
58  friend TCut operator+(const TCut &lhs, const TCut &rhs);
59  friend TCut operator*(const TCut &lhs, const char *rhs);
60  friend TCut operator*(const char *lhs, const TCut &rhs);
61  friend TCut operator*(const TCut &lhs, const TCut &rhs);
62 // Preventing warnings with -Weffc++ in GCC since the overloading of the && and || operators was a design choice.
63 #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= 40600
64 #pragma GCC diagnostic push
65 #pragma GCC diagnostic ignored "-Weffc++"
66 #endif
67  friend TCut operator&&(const TCut &lhs, const char *rhs);
68  friend TCut operator&&(const char *lhs, const TCut &rhs);
69  friend TCut operator&&(const TCut &lhs, const TCut &rhs);
70  friend TCut operator||(const TCut &lhs, const char *rhs);
71  friend TCut operator||(const char *lhs, const TCut &rhs);
72  friend TCut operator||(const TCut &lhs, const TCut &rhs);
73 #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= 40600
74 #pragma GCC diagnostic pop
75 #endif
76  friend TCut operator!(const TCut &rhs);
77 
78  // Type conversion
79  operator const char*() const { return GetTitle(); }
80 
81  ClassDef(TCut,1) //A specialized string object used for TTree selections
82 };
83 
84 // Declarations.
85 TCut operator+(const TCut &lhs, const char *rhs);
86 TCut operator+(const char *lhs, const TCut &rhs);
87 TCut operator+(const TCut &lhs, const TCut &rhs);
88 TCut operator*(const TCut &lhs, const char *rhs);
89 TCut operator*(const char *lhs, const TCut &rhs);
90 TCut operator*(const TCut &lhs, const TCut &rhs);
91 // Preventing warnings with -Weffc++ in GCC since the overloading of the && and || operators was a design choice.
92 #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= 40600
93 #pragma GCC diagnostic push
94 #pragma GCC diagnostic ignored "-Weffc++"
95 #endif
96 TCut operator&&(const TCut &lhs, const char *rhs);
97 TCut operator&&(const char *lhs, const TCut &rhs);
98 TCut operator&&(const TCut &lhs, const TCut &rhs);
99 TCut operator||(const TCut &lhs, const char *rhs);
100 TCut operator||(const char *lhs, const TCut &rhs);
101 TCut operator||(const TCut &lhs, const TCut &rhs);
102 #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= 40600
103 #pragma GCC diagnostic pop
104 #endif
105 TCut operator!(const TCut &rhs);
106 
107 #endif
TCut & operator+=(const char *rhs)
Addition.
Definition: TCut.cxx:132
friend TCut operator*(const TCut &lhs, const char *rhs)
Multiplication.
Definition: TCut.cxx:208
virtual const char * GetTitle() const
Returns title of object.
Definition: TNamed.h:52
bool Bool_t
Definition: RtypesCore.h:59
#define ClassDef(name, id)
Definition: Rtypes.h:254
virtual ~TCut()
Typical destructor.
Definition: TCut.cxx:75
TCut & operator=(const char *rhs)
Assignment.
Definition: TCut.cxx:114
The TNamed class is the base class for all named ROOT classes.
Definition: TNamed.h:33
Bool_t operator==(const char *rhs) const
Comparison.
Definition: TCut.cxx:82
TCut & operator*=(const char *rhs)
Multiplication.
Definition: TCut.cxx:158
A specialized string object used for TTree selections.
Definition: TCut.h:27
friend TCut operator||(const TCut &lhs, const char *rhs)
Logical or.
Definition: TCut.cxx:256
Bool_t operator!=(const char *rhs) const
Comparison.
Definition: TCut.cxx:98
friend TCut operator&&(const TCut &lhs, const char *rhs)
Logical and.
Definition: TCut.cxx:232
Bool_t operator>=(const TCut &rhs)
Bool_t operator<(const TCut &rhs)
Bool_t operator>(const TCut &rhs)
Bool_t operator<=(const TCut &rhs)
friend TCut operator!(const TCut &rhs)
Logical negation.
Definition: TCut.cxx:292
friend TCut operator+(const TCut &lhs, const char *rhs)
Addition.
Definition: TCut.cxx:184
char name[80]
Definition: TGX11.cxx:109
TCut()
Constructor.
Definition: TCut.cxx:47