Counter Class Reference

#include <Counter.h>

Inheritance diagram for Counter:

List of all members.

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Detailed Description

A counter with scope-safe increment/decrement.

Use this class like:

Counter counter;

if (counter == 0)

To increment the counter, create an Increment object in a scope:

Increment increment(counter);

When increment is destructed, the counter will automatically be decremented again.

Definition at line 38 of file Counter.h.

Public Member Functions
	Counter (void)
	Constructor.
	~Counter ()
	Destructor.
	operator int () const
	Automatic conversion to int.
Private Attributes
int	M_counter
	Non-zero when locked.
Friends
class	Increment
	Has direct access to M_counter.

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Constructor & Destructor Documentation

Counter::Counter

(

void

)

[inline]

Constructor.

Definition at line 44 of file Counter.h.

: M_counter(0) { }

Counter::~Counter

(

)

[inline]

Destructor.

Definition at line 46 of file Counter.h.

References ASSERT, and M_counter.

{ ASSERT(M_counter == 0); }

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Member Function Documentation

Counter::operator int

(

)

const [inline]

Automatic conversion to int.

Definition at line 49 of file Counter.h.

References M_counter.

{ return M_counter; }

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Friends And Related Function Documentation

friend class Increment [friend]

Has direct access to M_counter.

Definition at line 40 of file Counter.h.

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Member Data Documentation

int Counter::M_counter [private]

Non-zero when locked.

Definition at line 41 of file Counter.h.

Referenced by Increment::Increment(), operator int(), ~Counter(), and Increment::~Increment().

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

• Counter.h