class SafeCallbackBase Base class for safe callbacks. More...

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Public Methods

•  SafeCallbackBase (CallbackSafeObject* o)
•  ~SafeCallbackBase ()
• void  invalidate ()
• bool  valid () const

Protected Methods

•  SafeCallbackBase ()
•  SafeCallbackBase (const SafeCallbackBase&)
• SafeCallbackBase&  operator= (const SafeCallbackBase&)

Protected Members

• CallbackSafeObject* _cso

Detailed Description

These are object callbacks that are only dispatched if target of callback is non-null.

Constructor.

Informs CallbackSafeObject that this callback operates on it.

Destructor.

Informs CallbackSafeObject that is tracking callback instances that this callback no longer exists.

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