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SetLogState.h
Go to the documentation of this file.
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/**
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* \file IMP/base/SetLogState.h \brief Logging and error reporting support.
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*
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* Copyright 2007-2013 IMP Inventors. All rights reserved.
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*
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*/
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#ifndef IMPBASE_SET_LOG_STATE_H
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#define IMPBASE_SET_LOG_STATE_H
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#include <IMP/base/base_config.h>
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#include "
enums.h
"
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#include "
raii_macros.h
"
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#include "
value_macros.h
"
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#include <
IMP/base/nullptr.h
>
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IMPBASE_BEGIN_NAMESPACE
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class
Object;
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//! A class to change and restore log state
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/**
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To use, create an instance of this class with the log level you
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want. When it goes out of scope, it will restore the old level.
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\note This will not keep objects alive, make sure there is also some
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other ref-counted pointer to them.
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\ingroup logging
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*/
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class
IMPBASEEXPORT
SetLogState
:
public
base::RAII
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{
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LogLevel
level_;
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Object
* obj_;
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void
do_set(
Object
*o,
LogLevel
l);
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void
do_reset();
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void
do_show(std::ostream &out)
const
;
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public
:
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IMP_RAII
(
SetLogState
, (
Object
*o,
LogLevel
l),
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{level_=
DEFAULT
; obj_=
nullptr
;},
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{
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do_set(o, l);
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},
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{
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do_reset();
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}, do_show(out););
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//! Construct it with the desired level and target
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SetLogState
(
LogLevel
l);
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void
set
(
LogLevel
l);
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};
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IMP_VALUES
(
SetLogState
,
SetLogStates
);
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IMPBASE_END_NAMESPACE
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#endif
/* IMPBASE_SET_LOG_STATE_H */