FmtTable::CachedWriter Struct Reference

#include <evo/fmt.h>

Detailed Description

Used to write formatted output with caching (used internally).

• This is normally not used directly
• This wraps Writer with a caching layer so final column widths can be determined
• See fmt_table()

Public Types
typedef List< String >	StringList
	List of String values. More...

Public Member Functions
	CachedWriter (FmtTable &table, Type type=tTEXT)
	Constructor. More...
template<class T >
T &	write_endrow (T &out)
	Write end to current row. More...
template<class T >
T &	write_finished (T &out)
	Finish writing table. More...
template<class T >
T &	write_header (T &out)
	Write header output. More...
template<class T , class U >
T &	write_value (T &out, const U &fmtval)
	Write next value. More...

Public Attributes
StringList *	current_row
	Pointer to current row, NULL if about to start a new row. More...
List< StringList >	rowcache
	List of cached rows. More...
bool	started
	True when writing has started, false when finished. More...
Writer	writer
	Writer for actual writing. More...

Member Typedef Documentation

StringList

typedef List<String> StringList

List of String values.

Constructor & Destructor Documentation

CachedWriter()

CachedWriter ( FmtTable &  table, Type  type = tTEXT  )

inline

Constructor.

Parameters

table	Table info to use
type	Output type

Member Function Documentation

write_endrow()

T& write_endrow ( T &  out )

inline

Write end to current row.

• Ignored if no columns exist

Template Parameters

T	String or stream type to use, inferred from out argument

Parameters

out	String or stream to write to

Returns

out

write_finished()

T& write_finished ( T &  out )

inline

Finish writing table.

• Ignored if no columns exist

Template Parameters

T	String or stream type to use, inferred from out argument

Parameters

out	String or stream to write to

Returns

out

write_header()

T& write_header ( T &  out )

inline

Write header output.

• Ignored if no columns exist

Template Parameters

T	String or stream type to use, inferred from argument

Parameters

out	String or stream to write to

Returns

out

write_value()

T& write_value ( T &  out, const U &  fmtval  )

inline

Write next value.

• Ignored if no columns exist

Template Parameters

T	String or stream type to use, inferred from out argument
U	Type of value to format, inferred from fmtval – must be one of: String, FmtString, FmtFieldNum, FmtFieldFloat

Parameters

out	String or stream to write to
fmtval	Value to format

Returns

out

Member Data Documentation

current_row

StringList* current_row

Pointer to current row, NULL if about to start a new row.

rowcache

List<StringList> rowcache

List of cached rows.

started

bool started

True when writing has started, false when finished.

writer

Writer writer

Writer for actual writing.

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

• evo/fmt.h