JFormat Struct Reference

Auxiliary class to temporarily define format specifications. More...

#include <JManip.hh>

Inheritance diagram for JFormat:

Public Types
typedef std::ios_base::fmtflags	fmtflags

Public Member Functions
	JFormat (std::ostream &out)
	Constructor.
	JFormat (std::ostream &out, const JFormat_t &format)
	Constructor.
	~JFormat ()
	Destructor.
bool	is_valid () const
	Check validity of this manipulator.
void	get (std::ostream &out)
	Get format specificaton from given output stream.
void	put (std::ostream &out) const
	Put format specificaton to given output stream.

Public Attributes
int	width
int	precision
fmtflags	flags
char	fill

Private Attributes
std::ostream &	out
const JFormat_t	format

Detailed Description

Auxiliary class to temporarily define format specifications.

The format specification of the output stream in use will be restored when this object is destroyed.

Definition at line 634 of file JManip.hh.

Member Typedef Documentation

fmtflags

std::ios_base::fmtflags JFormat_t::fmtflags

inherited

Definition at line 526 of file JManip.hh.

Constructor & Destructor Documentation

JFormat() [1/2]

JFormat::JFormat ( std::ostream & out )

inline

Constructor.

Parameters

out	output stream

Definition at line 642 of file JManip.hh.

                           :
    JFormat_t(),
    out      (out),
    format   (out)
  {}

JFormat() [2/2]

JFormat::JFormat ( std::ostream & out, const JFormat_t & format )

inline

Constructor.

Parameters

out	output stream
format	format

Definition at line 655 of file JManip.hh.

                                                    :
    JFormat_t(format),
    out      (out),
    format   (out)
  {}

~JFormat()

JFormat::~JFormat ( )

inline

Destructor.

Definition at line 665 of file JManip.hh.

  {
    format.put(out);
  }

Member Function Documentation

is_valid()

bool JFormat_t::is_valid ( ) const

inlineinherited

Check validity of this manipulator.

Returns

true if valid; else false

Definition at line 574 of file JManip.hh.

  {
    return (width > 0);
  }

get()

void JFormat_t::get ( std::ostream & out )

inlineinherited

Get format specificaton from given output stream.

Parameters

out	output stream

Definition at line 585 of file JManip.hh.

  {
    this->width     = out.width();
    this->precision = out.precision();
    this->flags     = out.flags();
    this->fill      = out.fill();
  }

put()

void JFormat_t::put ( std::ostream & out ) const

inlineinherited

Put format specificaton to given output stream.

Parameters

out	output stream

Definition at line 599 of file JManip.hh.

  {
    out.width    (this->width);
    out.precision(this->precision);
    out.flags    (this->flags);
    out.fill     (this->fill);
  }

Member Data Documentation

out

std::ostream& JFormat::out

private

Definition at line 671 of file JManip.hh.

format

const JFormat_t JFormat::format

private

Definition at line 672 of file JManip.hh.

width

int JFormat_t::width

inherited

Definition at line 622 of file JManip.hh.

precision

int JFormat_t::precision

inherited

Definition at line 623 of file JManip.hh.

flags

fmtflags JFormat_t::flags

inherited

Definition at line 624 of file JManip.hh.

fill

char JFormat_t::fill

inherited

Definition at line 625 of file JManip.hh.

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

• JManip.hh