log4tango
4.0.3
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00001 // 00002 // LayoutAppender.hh 00003 // 00004 // Copyright (C) : 2000 - 2002 00005 // LifeLine Networks BV (www.lifeline.nl). All rights reserved. 00006 // Bastiaan Bakker. All rights reserved. 00007 // 00008 // 2004,2005,2006,2007,2008,2009,2010 00009 // Synchrotron SOLEIL 00010 // L'Orme des Merisiers 00011 // Saint-Aubin - BP 48 - France 00012 // 00013 // This file is part of log4tango. 00014 // 00015 // Log4ango is free software: you can redistribute it and/or modify 00016 // it under the terms of the GNU Lesser General Public License as published by 00017 // the Free Software Foundation, either version 3 of the License, or 00018 // (at your option) any later version. 00019 // 00020 // Log4tango is distributed in the hope that it will be useful, 00021 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00022 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00023 // GNU Lesser General Public License for more details. 00024 // 00025 // You should have received a copy of the GNU Lesser General Public License 00026 // along with Log4Tango. If not, see <http://www.gnu.org/licenses/>. 00027 00028 #ifndef _LOG4TANGO_LAYOUTAPPENDER_H 00029 #define _LOG4TANGO_LAYOUTAPPENDER_H 00030 00031 #include <log4tango/Portability.hh> 00032 #include <string> 00033 #include <log4tango/Appender.hh> 00034 #include <log4tango/PatternLayout.hh> 00035 00036 namespace log4tango { 00037 00038 //----------------------------------------------------------------------------- 00039 // class : LayoutAppender (superclass for appenders that require a Layout) 00040 //----------------------------------------------------------------------------- 00041 class LOG4TANGO_EXPORT LayoutAppender : public Appender 00042 { 00043 public: 00044 00045 typedef Layout DefaultLayoutType; 00046 00047 LayoutAppender(const std::string& name); 00048 00049 virtual ~LayoutAppender(); 00050 00051 virtual bool requires_layout() const; 00052 00053 virtual void set_layout (Layout* layout = 0); 00054 00055 protected: 00056 00057 Layout& get_layout(); 00058 00059 private: 00060 Layout* _layout; 00061 }; 00062 00063 } // namespace log4tango 00064 00065 #endif // _LOG4TANGO_LAYOUTAPPENDER_H 00066