sigc::pointer_functor0< T_return > Class Template Reference

pointer_functor0 wraps existing non-member functions with 0 argument(s). More...

#include <sigc++/functors/ptr_fun.h>

Inheritance diagram for sigc::pointer_functor0< T_return >:

Public Types
typedef T_return	result_type

Public Member Functions
	pointer_functor0 ()
	Constructs an invalid functor. More...
	pointer_functor0 (function_type _A_func)
	Constructs a pointer_functor0 object that wraps an existing function. More...
T_return	operator() () const
	Execute the wrapped function. More...

Protected Attributes
function_type	func_ptr_

Detailed Description

template <class T_return>
class sigc::pointer_functor0< T_return >

pointer_functor0 wraps existing non-member functions with 0 argument(s).

Use the convenience function ptr_fun() to create an instance of pointer_functor0.

The following template arguments are used:

• T_return The return type of operator()().

Member Typedef Documentation

result_type

template <class T_return >

typedef T_return sigc::pointer_functor0< T_return >::result_type

Constructor & Destructor Documentation

pointer_functor0() [1/2]

template <class T_return >

sigc::pointer_functor0< T_return >::pointer_functor0 ( )

inline

Constructs an invalid functor.

pointer_functor0() [2/2]

template <class T_return >

sigc::pointer_functor0< T_return >::pointer_functor0 ( function_type  _A_func )

inlineexplicit

Constructs a pointer_functor0 object that wraps an existing function.

Parameters

_A_func

Pointer to function that will be invoked from operator()().

Member Function Documentation

operator()()

template <class T_return >

T_return sigc::pointer_functor0< T_return >::operator() ( ) const

inline

Execute the wrapped function.

Returns

The return value of the function invocation.

Member Data Documentation

func_ptr_

template <class T_return >

function_type sigc::pointer_functor0< T_return >::func_ptr_

protected