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Reference Guide
TFormLeafInfoMethod Class Reference

Asmall helper class to implement executing a method of an object stored in a TTree

Definition at line 354 of file TFormLeafInfo.h.

Public Member Functions

 TFormLeafInfoMethod (const TFormLeafInfoMethod &orig)
 Constructor. More...
 
 TFormLeafInfoMethod (TClass *classptr=0, TMethodCall *method=0)
 Constructor. More...
 
 ~TFormLeafInfoMethod ()
 Destructor. More...
 
virtual TFormLeafInfoDeepCopy () const
 Copy the object and all its content. More...
 
virtual TClassGetClass () const
 Return the type of the underlying return value. More...
 
virtual voidGetLocalValuePointer (char *from, Int_t instance=0)
 Return the address of the lcoal underlying value. More...
 
virtual voidGetLocalValuePointer (TLeaf *from, Int_t instance=0)
 This is implemented here because some compiler want ALL the signature of an overloaded function to be re-implemented. More...
 
virtual Bool_t IsInteger () const
 Return true if the return value is integral. More...
 
virtual Bool_t IsString () const
 Return true if the return value is a string. More...
 
TFormLeafInfoMethodoperator= (const TFormLeafInfoMethod &orig)
 Exception safe assignment operator. More...
 
void Swap (TFormLeafInfoMethod &other)
 Exception safe swap. More...
 
virtual Bool_t Update ()
 We reloading all cached information in case the underlying class information has changed (for example when changing from the 'emulated' class to the real class. More...
 
- Public Member Functions inherited from TFormLeafInfo
 TFormLeafInfo (const TFormLeafInfo &orig)
 Constructor. More...
 
 TFormLeafInfo (TClass *classptr=0, Long_t offset=0, TStreamerElement *element=0)
 Constructor. More...
 
virtual ~TFormLeafInfo ()
 Delete this object and all its content. More...
 
virtual void AddOffset (Int_t offset, TStreamerElement *element)
 Increase the offset of this element. More...
 
virtual Int_t GetArrayLength ()
 Return the current length of the array. More...
 
virtual Int_t GetCounterValue (TLeaf *leaf)
 Return the size of the underlying array for the current entry in the TTree. More...
 
Int_t GetMultiplicity ()
 Reminder of the meaning of fMultiplicity: More...
 
virtual Int_t GetNdata ()
 Get the number of element in the entry. More...
 
Int_t GetNdata (TLeaf *leaf)
 
char * GetObjectAddress (TLeafElement *leaf, Int_t &instance)
 Returns the the location of the object pointed to. More...
 
virtual Int_t GetPrimaryIndex ()
 Method for multiple variable dimensions. More...
 
virtual Int_t GetSize (Int_t index)
 For the current entry, and the value 'index' for the main array, return the size of the secondary variable dimension of the 'array'. More...
 
virtual Int_t GetSumOfSizes ()
 Total all the elements that are available for the current entry for the secondary variable dimension. More...
 
template<typename T >
GetTypedValue (TLeaf *leaf, Int_t instance=0)
 
virtual voidGetValuePointer (char *from, Int_t instance=0)
 returns the address of the value pointed to by the TFormLeafInfo. More...
 
virtual voidGetValuePointer (TLeaf *leaf, Int_t instance=0)
 returns the address of the value pointed to by the serie of TFormLeafInfo. More...
 
virtual Int_t GetVarDim ()
 Return the index of the dimension which varies for each elements of an enclosing array (typically a TClonesArray) More...
 
virtual Int_t GetVirtVarDim ()
 Return the virtual index (for this expression) of the dimension which varies for each elements of an enclosing array (typically a TClonesArray) More...
 
virtual Bool_t HasCounter () const
 Return true if any of underlying data has a array size counter. More...
 
virtual Bool_t IsReference () const
 
virtual void LoadSizes (TBranch *branch)
 Load the current array sizes. More...
 
TFormLeafInfooperator= (const TFormLeafInfo &orig)
 Exception safe assignment operator. More...
 
virtual Int_t ReadCounterValue (char *where)
 Return the size of the underlying array for the current entry in the TTree. More...
 
template<typename T >
ReadTypedValue (char *where, Int_t instance=0)
 
virtual void SetBranch (TBranch *br)
 
virtual void SetPrimaryIndex (Int_t index)
 Set the primary index value. More...
 
virtual void SetSecondaryIndex (Int_t index)
 Set the primary index value. More...
 
virtual void SetSize (Int_t index, Int_t val)
 Set the current size of the arrays. More...
 
void Swap (TFormLeafInfo &other)
 
virtual void UpdateSizes (TArrayI *garr)
 Set the current sizes of the arrays. More...
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor. More...
 
 TObject (const TObject &object)
 TObject copy ctor. More...
 
virtual ~TObject ()
 TObject destructor. More...
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract. More...
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad. More...
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action. More...
 
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Clear (Option_t *="")
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual Int_t Compare (const TObject *obj) const
 Compare abstract method. More...
 
virtual void Copy (TObject &object) const
 Copy this to obj. More...
 
virtual void Delete (Option_t *option="")
 Delete this object. More...
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object. More...
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects. More...
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs. More...
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad). More...
 
virtual void Dump () const
 Dump contents of object on stdout. More...
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message. More...
 
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g. More...
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray. More...
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py). More...
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message. More...
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes. More...
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes. More...
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object. More...
 
virtual const char * GetIconName () const
 Returns mime type name of object. More...
 
virtual const char * GetName () const
 Returns name of object. More...
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py). More...
 
virtual Option_tGetOption () const
 
virtual const char * GetTitle () const
 Returns title of object. More...
 
virtual UInt_t GetUniqueID () const
 Return the unique object id. More...
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e. More...
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message. More...
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname". More...
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl. More...
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas. More...
 
void InvertBit (UInt_t f)
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory). More...
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
virtual Bool_t IsSortable () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
virtual void ls (Option_t *option="") const
 The ls function lists the contents of a class on stdout. More...
 
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 class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary). More...
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification. More...
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete. More...
 
void operator delete (void *ptr)
 Operator delete. More...
 
void operator delete[] (void *ptr)
 Operator delete []. More...
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator. More...
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself. More...
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list. More...
 
virtual void Print (Option_t *option="") const
 This method must be overridden when a class wants to print itself. More...
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory. More...
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list. More...
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename. More...
 
virtual void SavePrimitive (std::ostream &out, Option_t *option="")
 Save a primitive as a C++ statement(s) on output stream "out". More...
 
void SetBit (UInt_t f)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object. More...
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id. More...
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message. More...
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. More...
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory. More...
 

Static Public Member Functions

static TClassReturnTClass (TMethodCall *mc)
 Return the TClass corresponding to the return type of the function if it is an object type or if the return type is a reference (&) then return the TClass corresponding to the referencee. More...
 
- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag. More...
 
static Bool_t GetObjectStat ()
 Get status of object stat flag. More...
 
static void SetDtorOnly (void *obj)
 Set destructor only flag. More...
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable. More...
 

Public Attributes

 DECLARE_READVAL
 
- Public Attributes inherited from TFormLeafInfo
 DECLARE_GETVAL
 
 DECLARE_READVAL
 
TClassfClass
 
TString fClassName
 
TFormLeafInfofCounter
 Descriptor of the data pointed to. More...
 
TStreamerElementfElement
 Offset of the data pointed inside the class fClass. More...
 
TString fElementName
 
TFormLeafInfofNext
 
Long_t fOffset
 This is the class of the data pointed to. More...
 

Private Attributes

TString fCopyFormat
 
TString fDeleteFormat
 
Bool_t fIsByValue
 
TMethodCallfMethod
 
TString fMethodName
 
TString fParams
 
Double_t fResult
 
voidfValuePointer
 

Additional Inherited Members

- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kInconsistent = 0x08000000,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0), kMustCleanup = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5),
  kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13)
}
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected). More...
 
void MakeZombie ()
 
- Protected Attributes inherited from TFormLeafInfo
Int_t fMultiplicity
 

#include <TFormLeafInfo.h>

Inheritance diagram for TFormLeafInfoMethod:
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Constructor & Destructor Documentation

◆ TFormLeafInfoMethod() [1/2]

TFormLeafInfoMethod::TFormLeafInfoMethod ( TClass classptr = 0,
TMethodCall method = 0 
)

Constructor.

Definition at line 2084 of file TFormLeafInfo.cxx.

◆ TFormLeafInfoMethod() [2/2]

TFormLeafInfoMethod::TFormLeafInfoMethod ( const TFormLeafInfoMethod orig)

Constructor.

Definition at line 2118 of file TFormLeafInfo.cxx.

◆ ~TFormLeafInfoMethod()

TFormLeafInfoMethod::~TFormLeafInfoMethod ( )

Destructor.

Definition at line 2166 of file TFormLeafInfo.cxx.

Member Function Documentation

◆ DeepCopy()

TFormLeafInfo * TFormLeafInfoMethod::DeepCopy ( ) const
virtual

Copy the object and all its content.

Reimplemented from TFormLeafInfo.

Definition at line 2177 of file TFormLeafInfo.cxx.

◆ GetClass()

TClass * TFormLeafInfoMethod::GetClass ( ) const
virtual

Return the type of the underlying return value.

Reimplemented from TFormLeafInfo.

Definition at line 2219 of file TFormLeafInfo.cxx.

◆ GetLocalValuePointer() [1/2]

void * TFormLeafInfoMethod::GetLocalValuePointer ( char *  from,
Int_t  instance = 0 
)
virtual

Return the address of the lcoal underlying value.

Reimplemented from TFormLeafInfo.

Definition at line 2276 of file TFormLeafInfo.cxx.

◆ GetLocalValuePointer() [2/2]

void * TFormLeafInfoMethod::GetLocalValuePointer ( TLeaf from,
Int_t  instance = 0 
)
virtual

This is implemented here because some compiler want ALL the signature of an overloaded function to be re-implemented.

Reimplemented from TFormLeafInfo.

Definition at line 2267 of file TFormLeafInfo.cxx.

◆ IsInteger()

Bool_t TFormLeafInfoMethod::IsInteger ( ) const
virtual

Return true if the return value is integral.

Reimplemented from TFormLeafInfo.

Definition at line 2231 of file TFormLeafInfo.cxx.

◆ IsString()

Bool_t TFormLeafInfoMethod::IsString ( ) const
virtual

Return true if the return value is a string.

Reimplemented from TFormLeafInfo.

Definition at line 2242 of file TFormLeafInfo.cxx.

◆ operator=()

TFormLeafInfoMethod & TFormLeafInfoMethod::operator= ( const TFormLeafInfoMethod orig)

Exception safe assignment operator.

Definition at line 2156 of file TFormLeafInfo.cxx.

◆ ReturnTClass()

TClass * TFormLeafInfoMethod::ReturnTClass ( TMethodCall mc)
static

Return the TClass corresponding to the return type of the function if it is an object type or if the return type is a reference (&) then return the TClass corresponding to the referencee.

Definition at line 2187 of file TFormLeafInfo.cxx.

◆ Swap()

void TFormLeafInfoMethod::Swap ( TFormLeafInfoMethod other)

Exception safe swap.

Definition at line 2140 of file TFormLeafInfo.cxx.

◆ Update()

Bool_t TFormLeafInfoMethod::Update ( )
virtual

We reloading all cached information in case the underlying class information has changed (for example when changing from the 'emulated' class to the real class.

Reimplemented from TFormLeafInfo.

Definition at line 2255 of file TFormLeafInfo.cxx.

Member Data Documentation

◆ DECLARE_READVAL

TFormLeafInfoMethod::DECLARE_READVAL

Definition at line 377 of file TFormLeafInfo.h.

◆ fCopyFormat

TString TFormLeafInfoMethod::fCopyFormat
private

Definition at line 360 of file TFormLeafInfo.h.

◆ fDeleteFormat

TString TFormLeafInfoMethod::fDeleteFormat
private

Definition at line 361 of file TFormLeafInfo.h.

◆ fIsByValue

Bool_t TFormLeafInfoMethod::fIsByValue
private

Definition at line 363 of file TFormLeafInfo.h.

◆ fMethod

TMethodCall* TFormLeafInfoMethod::fMethod
private

Definition at line 356 of file TFormLeafInfo.h.

◆ fMethodName

TString TFormLeafInfoMethod::fMethodName
private

Definition at line 357 of file TFormLeafInfo.h.

◆ fParams

TString TFormLeafInfoMethod::fParams
private

Definition at line 358 of file TFormLeafInfo.h.

◆ fResult

Double_t TFormLeafInfoMethod::fResult
private

Definition at line 359 of file TFormLeafInfo.h.

◆ fValuePointer

void* TFormLeafInfoMethod::fValuePointer
private

Definition at line 362 of file TFormLeafInfo.h.

Libraries for TFormLeafInfoMethod:
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The documentation for this class was generated from the following files: