RootAuxDynIO::AuxDynAttrAccess Class Reference

#include <RootAuxDynIO.h>

Inheritance diagram for RootAuxDynIO::AuxDynAttrAccess:

Collaboration diagram for RootAuxDynIO::AuxDynAttrAccess:

Public Member Functions
	AuxDynAttrAccess (TClass &tc)
bool	hasAuxDynStore () const

Protected Member Functions
int	auxStoreOffset (TClass &tc)
SG::IAuxStoreIO *	castIOStore (void *object)

Protected Attributes
TClass &	m_holderType
	TClass of the type containing the AuxStore with attributes. More...
int	m_ioStoreOffset
	AuxStoreIO interface offset in the subclass type (for casting). negative means no inheritance. More...

Detailed Description

Definition at line 19 of file RootAuxDynIO.h.

Constructor & Destructor Documentation

AuxDynAttrAccess()

RootAuxDynIO::AuxDynAttrAccess::AuxDynAttrAccess

(

TClass &

tc

)

Definition at line 24 of file RootAuxDynIO.cxx.

      : m_holderType( tc ),
        m_ioStoreOffset( auxStoreOffset(tc) )
   { }

Member Function Documentation

auxStoreOffset()

int RootAuxDynIO::AuxDynAttrAccess::auxStoreOffset ( TClass &  tc )

protected

Definition at line 29 of file RootAuxDynIO.cxx.

   {
      TClass *storeTClass = tc.GetBaseClass("SG::IAuxStoreIO");
      if( storeTClass ) {
         // This is a class implementing SG::IAuxStoreIO
         // Find IAuxStoreIO interface offset
         return tc.GetBaseClassOffset( storeTClass );
      }
      return -1;
   }

castIOStore()

SG::IAuxStoreIO * RootAuxDynIO::AuxDynAttrAccess::castIOStore ( void *  object )

protected

Definition at line 45 of file RootAuxDynIO.cxx.

                                                            {
      return ( hasAuxDynStore()?
               reinterpret_cast<SG::IAuxStoreIO*>( (char*)object + m_ioStoreOffset )
               : nullptr);
   }

hasAuxDynStore()

bool RootAuxDynIO::AuxDynAttrAccess::hasAuxDynStore

(

)

const

Definition at line 40 of file RootAuxDynIO.cxx.

   {
      return m_ioStoreOffset >= 0;
   }

Member Data Documentation

m_holderType

TClass& RootAuxDynIO::AuxDynAttrAccess::m_holderType

protected

TClass of the type containing the AuxStore with attributes.

Definition at line 30 of file RootAuxDynIO.h.

m_ioStoreOffset

int RootAuxDynIO::AuxDynAttrAccess::m_ioStoreOffset

protected

AuxStoreIO interface offset in the subclass type (for casting). negative means no inheritance.

Definition at line 32 of file RootAuxDynIO.h.

---

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

• RootAuxDynIO.h
• RootAuxDynIO.cxx