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70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2012 Synergy Si Ltd.
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* Copyright (C) 2002 Chris Schoeneman
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file LICENSE that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "base/Log.h"
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#include "base/ELevel.h"
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#include "common/IInterface.h"
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//! Outputter interface
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/*!
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Type of outputter interface. The logger performs all output through
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outputters. ILogOutputter overrides must not call any log functions
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directly or indirectly.
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*/
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class ILogOutputter : public IInterface {
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public:
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//! @name manipulators
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//@{
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//! Open the outputter
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/*!
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Opens the outputter for writing. Calling this method on an
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already open outputter must have no effect.
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*/
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virtual void open(const char* title) = 0;
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//! Close the outputter
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/*!
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Close the outputter. Calling this method on an already closed
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outputter must have no effect.
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*/
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virtual void close() = 0;
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//! Show the outputter
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/*!
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Causes the output to become visible. This generally only makes sense
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for a logger in a graphical user interface. Other implementations
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will do nothing. Iff \p showIfEmpty is \c false then the implementation
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may optionally only show the log if it's not empty.
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*/
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virtual void show(bool showIfEmpty) = 0;
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//! Write a message with level
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/*!
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Writes \c message, which has the given \c level, to a log.
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If this method returns true then Log will stop passing the
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message to all outputters in the outputter chain, otherwise
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it continues. Most implementations should return true.
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*/
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virtual bool write(ELevel level, const char* message) = 0;
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//@}
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};
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