Equalizer  1.2.1
fabric/visitorResult.h
00001 
00002 /* Copyright (c) 2009-2010, Stefan Eilemann <eile@equalizergraphics.com> 
00003  *
00004  * This library is free software; you can redistribute it and/or modify it under
00005  * the terms of the GNU Lesser General Public License version 2.1 as published
00006  * by the Free Software Foundation.
00007  *  
00008  * This library is distributed in the hope that it will be useful, but WITHOUT
00009  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00010  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
00011  * details.
00012  * 
00013  * You should have received a copy of the GNU Lesser General Public License
00014  * along with this library; if not, write to the Free Software Foundation, Inc.,
00015  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
00016  */
00017 
00018 #ifndef EQFABRIC_VISITORRESULT_H
00019 #define EQFABRIC_VISITORRESULT_H
00020 
00021 #include <iostream>
00022 
00023 namespace eq
00024 {
00025 namespace fabric
00026 {
00028     enum VisitorResult
00029     {
00030         TRAVERSE_CONTINUE,   
00031         TRAVERSE_TERMINATE,  
00032         TRAVERSE_PRUNE       
00033     };
00034 
00035     inline std::ostream& operator << ( std::ostream& os, 
00036                                        const VisitorResult& result )
00037     {
00038         switch( result )
00039         {
00040             case TRAVERSE_CONTINUE:
00041                 os << "continue";
00042                 break;
00043             case TRAVERSE_TERMINATE:
00044                 os << "terminate";
00045                 break;
00046             case TRAVERSE_PRUNE:
00047                 os << "prune";
00048                 break;
00049             default:
00050                 os << "ERROR";
00051                 break;
00052         }
00053         return os;
00054     }
00055 }
00056 }
00057 #endif // EQFABRIC_VISITORRESULT_H
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