Subject.h File Reference

#include "TypeAwareObject.h"
#include <string>

Go to the source code of this file.

Classes
class	Subject
	Base class for objects to send notification when their data changes. More...
Defines
#define	SIGNAL_METHOD(type, name)
#define	SIGNAL_NAME(type, name)   type::signal##name()

---

Define Documentation

#define SIGNAL_METHOD	(	type,
		name		)

Value:

static const std::string &signal##name() \
   { \
      static std::string signalName(#type "::" #name);  \
      return signalName;\
   }

This macro simplifies and standardizes creation of signal methods.

This macro will create a static method to use when attaching, detaching and notifying. The full body of the method is created. For example:

  SIGNAL_METHOD(MyClass, MySignal)

will create the following method:

  static const std::string &signalMySignal() { ... }

Parameters:

	type	The class that the signal is emitted by
	name	The unique name for the signal.

Definition at line 37 of file Subject.h.

#define SIGNAL_NAME	(	type,
		name		)	type::signal##name()

This macro simplifies specifying a particular signal.

For example:

  notify(SIGNAL_NAME(MyClass, MySignal));

notifies with the signal created with

  SIGNAL_METHOD(MyClass, MySignal)

Parameters:

	type	The class that the signal is emitted by
	name	The unique name for the signal.

Definition at line 59 of file Subject.h.