#define P6_REFCOUNTED_CREATEINSTANCE

(

classname

)

Value:

static P6R::P6ERR  createInstance(classname **ppNewComponent)              \
{                                                                          \
   P6R::P6ERR err;                                                         \
   classname *pObj = NULL;                                                 \
   if(NULL == ppNewComponent)                                              \
      return P6R::eAccessFault;                                            \
   *ppNewComponent = NULL;                                                 \
   if(NULL == (pObj = new (std::nothrow) classname())) {                   \
      *ppNewComponent = NULL;                                              \
      return P6R::eNoMemory;                                               \
   }                                                                       \
   pObj->addref();                                                         \
   if(1 == pObj->m_cRef.value) {                                           \
      (*ppNewComponent) = pObj;                                            \
      (*ppNewComponent)->addref();                                         \
      err = P6R::eOk;                                                      \
   }                                                                       \
   else {                                                                  \
      err = P6R::eInvalidRefcount;                                         \
   }                                                                       \
   pObj->release();                                                        \
   return err;                                                             \
}

---

| _ \ ___ / _|/ ___|___ _ _ _ __ | |_ ___ __| | | | | | ___| |_ __ ___ _ __ ___ | |_) / _ \ |_| | / _ | | | | '_ | __/ _ \/ _` | | |_| |/ _ \ | '_ \ / _ \ '__/ __| | _ < __/ _| |__| (_) | |_| | | | | || __/ (_| | | _ | __/ | |_) | __/ | __ \ |_| ____|_| _______/ __,_|_| |_|_____|__,_| |_| |_|___|_| .__/ ___|_| |___/

This helper macro implements a type-safe static createInstance() method for use with classes that derrive from the p6IRefCounted interface. The P6_REFCOUNTED macro calls this macro.

Parameters

classname

The name of the class in which the createInstance() method is being declared/implemented.

Definition at line 520 of file p6comhlpr.h.