    // @(#)root/base:$Name:  $:$Id: TObject.cxx,v 1.71 2005/05/19 17:28:15 pcanal Exp $
    // Author: Rene Brun   26/12/94

    /*************************************************************************
     * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
     * All rights reserved.                                                  *
     *                                                                       *
     * For the licensing terms see $ROOTSYS/LICENSE.                         *
     * For the list of contributors see $ROOTSYS/README/CREDITS.             *
     *************************************************************************/

    //////////////////////////////////////////////////////////////////////////
    //                                                                      //
    // TObject                                                              //
    //                                                                      //
    // Mother of all ROOT objects.                                          //
    //                                                                      //
    // The TObject class provides default behaviour and protocol for all    //
    // objects in the ROOT system. It provides protocol for object I/O,     //
    // error handling, sorting, inspection, printing, drawing, etc.         //
    // Every object which inherits from TObject can be stored in the        //
    // ROOT collection classes.                                             //
    //                                                                      //
    //////////////////////////////////////////////////////////////////////////

    #include <string.h>
    #if !defined(WIN32) && !defined(__MWERKS__) && !defined(R__SOLARIS)
    #include <strings.h>
    #endif
    #include <stdlib.h>
    #include <stdio.h>

    #include "Riostream.h"
    #include "TObject.h"
    #include "TFile.h"
    #include "TDirectory.h"
    #include "TClass.h"
    #include "TGuiFactory.h"
    #include "TKey.h"
    #include "TDataMember.h"
    #include "TMethod.h"
    #include "TDataType.h"
    #include "TRealData.h"
    #include "TROOT.h"
    #include "TError.h"
    #include "TObjectTable.h"
    #include "TVirtualPad.h"
    #include "TInterpreter.h"
    #include "TMemberInspector.h"
    #include "TObjArray.h"
    #include "TObjString.h"
    #include "TDatime.h"
    #include "TProcessID.h"
    #include "TMath.h"
    #include "TSystem.h"
    #include "TRefTable.h"

    class TDumpMembers : public TMemberInspector {
       // Implemented in TClass.cxx
    public:
       TDumpMembers() { }
       void Inspect(TClass *cl, const char *parent, const char *name, const void *addr);
    };

    Long_t TObject::fgDtorOnly = 0;
    Bool_t TObject::fgObjectStat = kTRUE;

    ClassImp(TObject)

    //______________________________________________________________________________
     TObject::TObject() :   fUniqueID(0), fBits(kNotDeleted)
    {
       // TObject constructor. It sets the two data words of TObject to their
       // initial values. The unique ID is set to 0 and the status word is
       // set depending if the object is created on the stack or allocated
       // on the heap. Of the status word the high 8 bits are reserved for
       // system usage and the low 24 bits are user settable. Depending on
       // the ROOT environment variable "Root.MemStat" (see TEnv.h) the object
       // is added to the global TObjectTable for bookkeeping.

       if (TStorage::IsOnHeap(this))
          fBits |= kIsOnHeap;

       if (fgObjectStat) TObjectTable::AddObj(this);
    }

    //______________________________________________________________________________
     TObject::TObject(const TObject &obj)
    {
       // TObject copy ctor.

       fUniqueID = obj.fUniqueID;  // when really unique don't copy
       fBits     = obj.fBits;

       if (TStorage::IsOnHeap(this))
          fBits |= kIsOnHeap;
       else
          fBits &= ~kIsOnHeap;

       fBits &= ~kIsReferenced;
       fBits &= ~kCanDelete;

       if (fgObjectStat) TObjectTable::AddObj(this);
    }

    //______________________________________________________________________________
    TObject& TObject::operator=(const TObject &rhs)
    {
       // TObject assignment operator.

       if (this != &rhs) {
          fUniqueID = rhs.fUniqueID;  // when really unique don't copy
          if (IsOnHeap()) {           // test uses fBits so don't move next line
             fBits  = rhs.fBits;
             fBits |= kIsOnHeap;
          } else {
             fBits  = rhs.fBits;
             fBits &= ~kIsOnHeap;
          }
          fBits &= ~kIsReferenced;
          fBits &= ~kCanDelete;
       }
       return *this;
    }

    //______________________________________________________________________________
     void TObject::Copy(TObject &obj) const
    {
       // Copy this to obj.

       obj.fUniqueID = fUniqueID;   // when really unique don't copy
       if (obj.IsOnHeap()) {        // test uses fBits so don't move next line
          obj.fBits  = fBits;
          obj.fBits |= kIsOnHeap;
       } else {
          obj.fBits  = fBits;
          obj.fBits &= ~kIsOnHeap;
       }
       obj.fBits &= ~kIsReferenced;
       obj.fBits &= ~kCanDelete;
    }

    //______________________________________________________________________________
     TObject::~TObject()
    {
       // TObject destructor. Removes object from all canvases and object browsers
       // if observer bit is on and remove from the global object table.

       // if (!TestBit(kNotDeleted))
       //    Fatal("~TObject", "object deleted twice");

       if (gROOT) {
          if (gROOT->MustClean()) {
             if (gROOT == this) return;
             if (TestBit(kMustCleanup)) {
                gROOT->GetListOfCleanups()->RecursiveRemove(this);
             }
          }
       }

       fBits &= ~kNotDeleted;

       if (fgObjectStat && gObjectTable) gObjectTable->Remove(this);
    }

    //______________________________________________________________________________
     void TObject::AppendPad(Option_t *option)
    {
       // Append graphics object to current pad. In case no current pad is set
       // yet, create a default canvas with the name "c1".

       if (!gPad) {
          if (!gROOT->GetMakeDefCanvas()) return;
          (gROOT->GetMakeDefCanvas())();
       }
       if (!gPad->IsEditable()) return;
       SetBit(kMustCleanup);
       gPad->GetListOfPrimitives()->Add(this,option);
       gPad->Modified(kTRUE);
    }

    //______________________________________________________________________________
     void TObject::Browse(TBrowser *b)
    {
       // Browse object. May be overridden for  other default action

       //Inspect();
       TClass::AutoBrowse(this,b);
    }

    //______________________________________________________________________________
     const char *TObject::ClassName() const
    {
       // Returns name of class to which the object belongs.

       return IsA()->GetName();
    }

    //______________________________________________________________________________
     TObject *TObject::Clone(const char *) const
    {
       // Make a clone of an object using the Streamer facility.
       // If the object derives from TNamed, this function is called
       // by TNamed::Clone. TNamed::Clone uses the optional argument to set
       // a new name to the newly created object.

       // if no default ctor return immediately (error issued by New())
       TObject *newobj = (TObject *)IsA()->New();
       if (!newobj) return 0;

       //create a buffer where the object will be streamed
       TFile *filsav = gFile;
       gFile = 0;
       const Int_t bufsize = 10000;
       TBuffer *buffer = new TBuffer(TBuffer::kWrite,bufsize);
       buffer->MapObject(this);  //register obj in map to handle self reference
       ((TObject*)this)->Streamer(*buffer);

       // read new object from buffer
       buffer->SetReadMode();
       buffer->ResetMap();
       buffer->SetBufferOffset(0);
       buffer->MapObject(newobj);  //register obj in map to handle self reference
       newobj->Streamer(*buffer);
       newobj->ResetBit(kIsReferenced);
       newobj->ResetBit(kCanDelete);
       gFile = filsav;

       delete buffer;
       return newobj;
    }

    //______________________________________________________________________________
     Int_t TObject::Compare(const TObject *) const
    {
       // Compare abstract method. Must be overridden if a class wants to be able
       // to compare itself with other objects. Must return -1 if this is smaller
       // than obj, 0 if objects are equal and 1 if this is larger than obj.

       AbstractMethod("Compare");
       return 0;
    }

    //______________________________________________________________________________
     void TObject::Delete(Option_t *)
    {
       // Delete this object. Typically called as a command via the interpreter.
       // Normally use "delete" operator when object has been allocated on the heap.

       if (IsOnHeap()) {
          // Delete object from CINT symbol table so it can not be used anymore.
          // CINT object are always on the heap.
          gInterpreter->DeleteGlobal(this);

          delete this;
       }
    }

    //______________________________________________________________________________
     Int_t TObject::DistancetoPrimitive(Int_t, Int_t)
    {
       // Computes distance from point (px,py) to the object.
       // This member function must be implemented for each graphics primitive.
       // This default function returns a big number (999999).

       // AbstractMethod("DistancetoPrimitive");
       return 999999;
    }

    //______________________________________________________________________________
     void TObject::Draw(Option_t *option)
    {
       // Default Draw method for all objects

       AppendPad(option);
    }

    //______________________________________________________________________________
     void TObject::DrawClass() const
    {
       // Draw class inheritance tree of the class to which this object belongs.
       // If a class B inherits from a class A, description of B is drawn
       // on the right side of description of A.
       // Member functions overridden by B are shown in class A with a blue line
       // crossing-out the corresponding member function.
       // The following picture is the class inheritance tree of class TPaveLabel:
       //

/* */ //

IsA()->Draw(); } //______________________________________________________________________________ TObject *TObject::DrawClone(Option_t *option) const { // Draw a clone of this object in the current pad TVirtualPad *pad = gROOT->GetSelectedPad(); TVirtualPad *padsav = gPad; if (pad) pad->cd(); TObject *newobj = Clone(); if (!newobj) return 0; if (pad) { if (strlen(option)) pad->GetListOfPrimitives()->Add(newobj,option); else pad->GetListOfPrimitives()->Add(newobj,GetDrawOption()); pad->Modified(kTRUE); pad->Update(); if (padsav) padsav->cd(); return newobj; } if (strlen(option)) newobj->Draw(option); else newobj->Draw(GetDrawOption()); if (padsav) padsav->cd(); return newobj; } //______________________________________________________________________________ void TObject::Dump() const { // Dump contents of object on stdout. // Using the information in the object dictionary (class TClass) // each data member is interpreted. // If a data member is a pointer, the pointer value is printed // // The following output is the Dump of a TArrow object: // fAngle 0 Arrow opening angle (degrees) // fArrowSize 0.2 Arrow Size // fOption.*fData // fX1 0.1 X of 1st point // fY1 0.15 Y of 1st point // fX2 0.67 X of 2nd point // fY2 0.83 Y of 2nd point // fUniqueID 0 object unique identifier // fBits 50331648 bit field status word // fLineColor 1 line color // fLineStyle 1 line style // fLineWidth 1 line width // fFillColor 19 fill area color // fFillStyle 1001 fill area style if (sizeof(this) == 4) Printf("==> Dumping object at: 0x%08lx, name=%s, class=%s\n",(Long_t)this,GetName(),ClassName()); else Printf("==> Dumping object at: 0x%016lx, name=%s, class=%s\n",(Long_t)this,GetName(),ClassName()); char parent[256]; parent[0] = 0; TDumpMembers dm; ((TObject*)this)->ShowMembers(dm, parent); } //______________________________________________________________________________ void TObject::Execute(const char *method, const char *params, Int_t *error) { // Execute method on this object with the given parameter string, e.g. // "3.14,1,\"text\"". if (!IsA()) return; gInterpreter->Execute(this, IsA(), method, params, error); if (gPad && TestBit(kMustCleanup)) gPad->Modified(); } //______________________________________________________________________________ void TObject::Execute(TMethod *method, TObjArray *params, Int_t *error) { // Execute method on this object with parameters stored in the TObjArray. // The TObjArray should contain an argv vector like: // // argv[0] ... argv[n] = the list of TObjString parameters if (!IsA()) return; gInterpreter->Execute(this, IsA(), method, params, error); if (gPad && TestBit(kMustCleanup)) gPad->Modified(); } //______________________________________________________________________________ void TObject::ExecuteEvent(Int_t, Int_t, Int_t) { // Execute action corresponding to an event at (px,py). This method // must be overridden if an object can react to graphics events. // AbstractMethod("ExecuteEvent"); } //______________________________________________________________________________ TObject *TObject::FindObject(const char *) const { // Must be redefined in derived classes. // This function is typycally used with TCollections, but can also be used // to find an object by name inside this object. return 0; } //______________________________________________________________________________ TObject *TObject::FindObject(const TObject *) const { // Must be redefined in derived classes. // This function is typycally used with TCollections, but can also be used // to find an object inside this object. return 0; } //______________________________________________________________________________ Option_t *TObject::GetDrawOption() const { // Get option used by the graphics system to draw this object. // Note that before calling object.GetDrawOption(), you must // have called object.Draw(..) before in the current pad. if (!gPad) return ""; TListIter next(gPad->GetListOfPrimitives()); TObject *obj; while ((obj = next())) { if (obj == this) return next.GetOption(); } return ""; } //______________________________________________________________________________ const char *TObject::GetName() const { // Returns name of object. This default method returns the class name. // Classes that give objects a name should override this method. return IsA()->GetName(); } //______________________________________________________________________________ const char *TObject::GetIconName() const { // Returns mime type name of object. Used by the TBrowser (via TGMimeTypes // class). Override for class of which you would like to have different // icons for objects of the same class. return 0; } //______________________________________________________________________________ UInt_t TObject::GetUniqueID() const { // Return the unique object id. return fUniqueID; } //______________________________________________________________________________ char *TObject::GetObjectInfo(Int_t px, Int_t py) const { // Returns string containing info about the object at position (px,py). // This method is typically overridden by classes of which the objects // can report peculiarities for different positions. // Returned string will be re-used (lock in MT environment). if (!gPad) return (char*)""; static char info[64]; Float_t x = gPad->AbsPixeltoX(px); Float_t y = gPad->AbsPixeltoY(py); sprintf(info,"x=%g, y=%g",gPad->PadtoX(x),gPad->PadtoY(y)); return info; } //______________________________________________________________________________ const char *TObject::GetTitle() const { // Returns title of object. This default method returns the class title // (i.e. description). Classes that give objects a title should override // this method. return IsA()->GetTitle(); } //______________________________________________________________________________ Bool_t TObject::HandleTimer(TTimer *) { // Execute action in response of a timer timing out. This method // must be overridden if an object has to react to timers. return kFALSE; } //______________________________________________________________________________ ULong_t TObject::Hash() const { // Return hash value for this object. //return (ULong_t) this >> 2; const void *ptr = this; return TMath::Hash(&ptr, sizeof(void*)); } //______________________________________________________________________________ Bool_t TObject::InheritsFrom(const char *classname) const { // Returns kTRUE if object inherits from class "classname". return IsA()->InheritsFrom(classname); } //______________________________________________________________________________ Bool_t TObject::InheritsFrom(const TClass *cl) const { // Returns kTRUE if object inherits from TClass cl. return IsA()->InheritsFrom(cl); } //______________________________________________________________________________ void TObject::Inspect() const { // Dump contents of this object in a graphics canvas. // Same action as Dump but in a graphical form. // In addition pointers to other objects can be followed. // // The following picture is the Inspect of a histogram object: // /* */ //

gGuiFactory->CreateInspectorImp(this, 400, 200); } //______________________________________________________________________________ Bool_t TObject::IsFolder() const { // Returns kTRUE in case object contains browsable objects (like containers // or lists of other objects). return kFALSE; } //______________________________________________________________________________ Bool_t TObject::IsEqual(const TObject *obj) const { // Default equal comparison (objects are equal if they have the same // address in memory). More complicated classes might want to override // this function. return obj == this; } //______________________________________________________________________________ void TObject::ls(Option_t *) const { // The ls function lists the contents of a class on stdout. Ls output // is typically much less verbose then Dump(). TROOT::IndentLevel(); cout <<"OBJ: " << IsA()->GetName() << "\t" << GetName() << "\t" << GetTitle() << " : " << Int_t(TestBit(kCanDelete)) <<" at: "<<this<< endl; } //______________________________________________________________________________ Bool_t TObject::Notify() { // This method must be overridden to handle object notifcation. return kFALSE; } //______________________________________________________________________________ void TObject::Paint(Option_t *) { // This method must be overridden if a class wants to paint itself. // The difference between Paint() and Draw() is that when a object // draws itself it is added to the display list of the pad in // which it is drawn (and automatically redrawn whenever the pad is // redrawn). While paint just draws the object without adding it to // the pad display list. // AbstractMethod("Paint"); } //______________________________________________________________________________ void TObject::Pop() { // Pop on object drawn in a pad to the top of the display list. I.e. it // will be drawn last and on top of all other primitives. if (!gPad) return; if (this == gPad->GetListOfPrimitives()->Last()) return; TListIter next(gPad->GetListOfPrimitives()); TObject *obj; while ((obj = next())) if (obj == this) { char *opt = StrDup(next.GetOption()); gPad->GetListOfPrimitives()->Remove((TObject*)this); gPad->GetListOfPrimitives()->AddLast(this, opt); gPad->Modified(); delete [] opt; return; } } //______________________________________________________________________________ void TObject::Print(Option_t *) const { // This method must be overridden when a class wants to print itself. cout <<"OBJ: " << IsA()->GetName() << "\t" << GetName() << "\t" << GetTitle() << endl; } //______________________________________________________________________________ Int_t TObject::Read(const char *name) { // Read contents of object with specified name from the current directory. // First the key with the given name is searched in the current directory, // next the key buffer is deserialized into the object. // The object must have been created before via the default constructor. // See TObject::Write(). if (!gFile) { Error("Read","No file open"); return 0; } TKey *key = (TKey*)gDirectory->GetListOfKeys()->FindObject(name); if (!key) { Error("Read","Key not found"); return 0; } return key->Read(this); } //______________________________________________________________________________ void TObject::RecursiveRemove(TObject *) { // Recursively remove this object from a list. Typically implemented // by classes that can contain mulitple references to a same object. } //______________________________________________________________________________ void TObject::SavePrimitive(ofstream &out, Option_t *) { // Save a primitive as a C++ statement(s) on output stream "out". out << "//Primitive: " << GetName() << "/" << GetTitle() <<". You must implement " << ClassName() << "::SavePrimitive" << endl; } //______________________________________________________________________________ void TObject::SetDrawOption(Option_t *option) { // Set drawing option for object. This option only affects // the drawing style and is stored in the option field of the // TObjOptLink supporting a TPad's primitive list (TList). // Note that it does not make sense to call object.SetDrawOption(option) // before having called object.Draw(). if (!gPad || !option) return; TListIter next(gPad->GetListOfPrimitives()); delete gPad->FindObject("Tframe"); TObject *obj; while ((obj = next())) if (obj == this) { next.SetOption(option); return; } } //______________________________________________________________________________ void TObject::SetBit(UInt_t f, Bool_t set) { // Set or unset the user status bits as specified in f. if (set) SetBit(f); else ResetBit(f); } //______________________________________________________________________________ void TObject::SetUniqueID(UInt_t uid) { // Set the unique object id. fUniqueID = uid; } //______________________________________________________________________________ void TObject::UseCurrentStyle() { // Set current style settings in this object // This function is called when either TCanvas::UseCurrentStyle // or TROOT::ForceStyle have been invoked. } //______________________________________________________________________________ Int_t TObject::Write(const char *name, Int_t option, Int_t bufsize) const { // Write this object to the current directory. // The data structure corresponding to this object is serialized. // The corresponding buffer is written to the current directory // with an associated key with name "name". // // Writing an object to a file involves the following steps: // // -Creation of a support TKey object in the current directory. // The TKey object creates a TBuffer object. // // -The TBuffer object is filled via the class::Streamer function. // // -If the file is compressed (default) a second buffer is created to // hold the compressed buffer. // // -Reservation of the corresponding space in the file by looking // in the TFree list of free blocks of the file. // // -The buffer is written to the file. // // Bufsize can be given to force a given buffer size to write this object. // By default, the buffersize will be taken from the average buffer size // of all objects written to the current file so far. // // If a name is specified, it will be the name of the key. // If name is not given, the name of the key will be the name as returned // by GetName(). // // The option can be a combination of: // kSingleKey, kOverwrite or kWriteDelete // Using the kOverwrite option a previous key with the same name is // overwritten. The previous key is deleted before writing the new object. // Using the kWriteDelete option a previous key with the same name is // deleted only after the new object has been written. This option // is safer than kOverwrite but it is slower. // The kSingleKey option is only used by TCollection::Write() to write // a container with a single key instead of each object in the container // with its own key. // // An object is read from the file into memory via TKey::Read() or // via TObject::Read(). // // The function returns the total number of bytes written to the file. // It returns 0 if the object cannot be written. if (!gFile) { Error("Write","No file open"); return 0; } if (bufsize) gFile->SetBufferSize(bufsize); TString opt = ""; if (option & kSingleKey) opt += "SingleKey"; if (option & kOverwrite) opt += "OverWrite"; if (option & kWriteDelete) opt += "WriteDelete"; Int_t nbytes = gDirectory->WriteTObject(this,name,opt.Data()); if (bufsize) gFile->SetBufferSize(0); return nbytes; } //______________________________________________________________________________ Int_t TObject::Write(const char *name, Int_t option, Int_t bufsize) { // Write this object to the current directory. For more see the // const version of this method. return ((const TObject*)this)->Write(name, option, bufsize); } //______________________________________________________________________________ void TObject::Streamer(TBuffer &R__b) { // Stream an object of class TObject. if (IsA()->CanIgnoreTObjectStreamer()) return; UShort_t pidf; TFile *file = (TFile*)R__b.GetParent(); if (R__b.IsReading()) { Version_t R__v = R__b.ReadVersion(); if (R__v) { } R__b >> fUniqueID; R__b >> fBits; fBits |= kIsOnHeap; // by definition de-serialized object is on heap //if the object is referenced, we must read its old address //and store it in the ProcessID map in gROOT if (!TestBit(kIsReferenced)) return; R__b >> pidf; TProcessID *pid = TProcessID::ReadProcessID(pidf,file); if (pid) { UInt_t gpid = pid->GetUniqueID(); if (gpid>=0xff) { fUniqueID = fUniqueID | 0xff000000; } else { fUniqueID = ( fUniqueID & 0xffffff) + (gpid<<24); } pid->PutObjectWithID(this); } } else { R__b.WriteVersion(TObject::IsA()); if (!TestBit(kIsReferenced)) { R__b << fUniqueID; R__b << fBits; } else { //if the object is referenced, we must save its address/file_pid UInt_t uid = fUniqueID & 0xffffff; //add uid to the TRefTable if there is one TRefTable *table = TRefTable::GetRefTable(); if(table) table->Add(uid); R__b << uid; R__b << fBits; TProcessID *pid; pid = TProcessID::GetProcessWithUID(fUniqueID,this); pidf = TProcessID::WriteProcessID(pid,file); R__b << pidf; } } } //______________________________________________________________________________ //---- error handling ---------------------------------------------------------- //______________________________________________________________________________ void TObject::DoError(int level, const char *location, const char *fmt, va_list va) const { // Interface to ErrorHandler (protected). ::ErrorHandler(level, Form("%s::%s", ClassName(), location), fmt, va); } //______________________________________________________________________________ void TObject::Info(const char *location, const char *va_(fmt), ...) const { // Issue info message. Use "location" to specify the method where the // warning occured. Accepts standard printf formatting arguments. va_list ap; va_start(ap, va_(fmt)); DoError(kInfo, location, va_(fmt), ap); va_end(ap); } //______________________________________________________________________________ void TObject::Warning(const char *location, const char *va_(fmt), ...) const { // Issue warning message. Use "location" to specify the method where the // warning occured. Accepts standard printf formatting arguments. va_list ap; va_start(ap, va_(fmt)); DoError(kWarning, location, va_(fmt), ap); va_end(ap); gROOT->Message(1001,(TObject*)this); } //______________________________________________________________________________ void TObject::Error(const char *location, const char *va_(fmt), ...) const { // Issue error message. Use "location" to specify the method where the // error occured. Accepts standard printf formatting arguments. va_list ap; va_start(ap, va_(fmt)); DoError(kError, location, va_(fmt), ap); va_end(ap); gROOT->Message(1002,(TObject*)this); } //______________________________________________________________________________ void TObject::SysError(const char *location, const char *va_(fmt), ...) const { // Issue system error message. Use "location" to specify the method where // the system error occured. Accepts standard printf formatting arguments. va_list ap; va_start(ap, va_(fmt)); DoError(kSysError, location, va_(fmt), ap); va_end(ap); gROOT->Message(1003,(TObject*)this); } //______________________________________________________________________________ void TObject::Fatal(const char *location, const char *va_(fmt), ...) const { // Issue fatal error message. Use "location" to specify the method where the // fatal error occured. Accepts standard printf formatting arguments. va_list ap; va_start(ap, va_(fmt)); DoError(kFatal, location, va_(fmt), ap); va_end(ap); gROOT->Message(1004,(TObject*)this); } //______________________________________________________________________________ void TObject::AbstractMethod(const char *method) const { // Use this method to implement an "abstract" method that you don't // want to leave purely abstract. Warning(method, "this method must be overridden!"); } //______________________________________________________________________________ void TObject::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). Warning(method, "may not use this method"); } //----------------- Static data members access --------------------------------- //______________________________________________________________________________ Bool_t TObject::GetObjectStat() { // Get status of object stat flag. return fgObjectStat; } //______________________________________________________________________________ void TObject::SetObjectStat(Bool_t stat) { // Turn on/off tracking of objects in the TObjectTable. fgObjectStat = stat; } //______________________________________________________________________________ Long_t TObject::GetDtorOnly() { return fgDtorOnly; } //______________________________________________________________________________ void TObject::SetDtorOnly(void *obj) { fgDtorOnly = (Long_t) obj; } //______________________________________________________________________________ void TObject::operator delete(void *ptr) { if ((Long_t) ptr != fgDtorOnly) TStorage::ObjectDealloc(ptr); else fgDtorOnly = 0; } //______________________________________________________________________________ void TObject::operator delete[](void *ptr) { if ((Long_t) ptr != fgDtorOnly) TStorage::ObjectDealloc(ptr); else fgDtorOnly = 0; } #ifdef R__PLACEMENTDELETE //______________________________________________________________________________ void TObject::operator delete(void *ptr, void *vp) { // Only called by placement new when throwing an exception. TStorage::ObjectDealloc(ptr, vp); } //______________________________________________________________________________ void TObject::operator delete[](void *ptr, void *vp) { // Only called by placement new[] when throwing an exception. TStorage::ObjectDealloc(ptr, vp); } #endif