Angelscript/add_on/weakref/weakref.h

58 lines
1.4 KiB
C++

#ifndef SCRIPTWEAKREF_H
#define SCRIPTWEAKREF_H
// The CScriptWeakRef class was originally implemented by vroad in March 2013
#ifndef ANGELSCRIPT_H
// Avoid having to inform include path if header is already include before
#include <angelscript.h>
#endif
BEGIN_AS_NAMESPACE
class CScriptWeakRef
{
public:
// Constructors
CScriptWeakRef(asITypeInfo *type);
CScriptWeakRef(const CScriptWeakRef &other);
CScriptWeakRef(void *ref, asITypeInfo *type);
~CScriptWeakRef();
// Copy the stored value from another weakref object
CScriptWeakRef &operator=(const CScriptWeakRef &other);
// Compare equalness
bool operator==(const CScriptWeakRef &o) const;
bool operator!=(const CScriptWeakRef &o) const;
// Sets a new reference
CScriptWeakRef &Set(void *newRef);
// Returns the object if it is still alive
// This will increment the refCount of the returned object
void *Get() const;
// Returns true if the contained reference is the same
bool Equals(void *ref) const;
// Returns the type of the reference held
asITypeInfo *GetRefType() const;
protected:
// These functions need to have access to protected
// members in order to call them from the script engine
friend void RegisterScriptWeakRef_Native(asIScriptEngine *engine);
void *m_ref;
asITypeInfo *m_type;
asILockableSharedBool *m_weakRefFlag;
};
void RegisterScriptWeakRef(asIScriptEngine *engine);
END_AS_NAMESPACE
#endif