ezc_callback.h File Reference

Callback/Observer interface. More...

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Typedefs
typedef struct ezc_callback	ezc_callback
	Callback object. More...

Functions
ezc_callback *	ezc_callback_new (void(*fn)(void *), void *arg)
	Create a new callback object. More...
void	ezc_callback_delete (ezc_callback *self)
	Free given callback object. More...
void	ezc_callback_call (ezc_callback const *self)
	Perform a callback. More...

Detailed Description

Callback/Observer interface.

Can be made into the observer design pattern when coupled with ezc_list.

Typedef Documentation

ezc_callback

typedef struct ezc_callback ezc_callback

Callback object.

This is an opaque struct. Please use the provided interface to interact with it.

Function Documentation

ezc_callback_call()

void ezc_callback_call

(

ezc_callback const *

self

)

Perform a callback.

Parameters

self	ezc_callback const * Pointer to a callback object.

ezc_callback_delete()

void ezc_callback_delete

(

ezc_callback *

self

)

Free given callback object.

Parameters

self	ezc_callback * Pointer to a callback object.

ezc_callback_new()

ezc_callback* ezc_callback_new	(	void(*)(void *)	fn,
		void *	arg
	)

Create a new callback object.

As of now there are no "setter" methods that allow you to change this object's values later. (Instead, delete and recreate the object instead.)

Parameters

fn	Pointer to a function. This function must accept one argument, a pointer to the same type as arg.
arg	void * Pointer to data that you want passed to fn.

Returns

Pointer to newly allocated callback object.