Line data    Source code

       1             : 
       2             : /* Copyright (c) 2008-2012, Stefan Eilemann <eile@equalizergraphics.com>
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or modify it under
       5             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       6             :  * by the Free Software Foundation.
       7             :  *
       8             :  * This library is distributed in the hope that it will be useful, but WITHOUT
       9             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      10             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      11             :  * details.
      12             :  *
      13             :  * You should have received a copy of the GNU Lesser General Public License
      14             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      15             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      16             :  */
      17             : 
      18             : #ifndef EQFABRIC_CONFIGVISITOR_H
      19             : #define EQFABRIC_CONFIGVISITOR_H
      20             : 
      21             : #include <eq/fabric/types.h>
      22             : 
      23             : #include <eq/fabric/elementVisitor.h>
      24             : #include <eq/fabric/leafVisitor.h>
      25             : 
      26             : // visit methods hide visit methods of base classes
      27             : #pragma clang diagnostic push
      28             : #pragma clang diagnostic ignored "-Woverloaded-virtual"
      29             : 
      30             : namespace eq
      31             : {
      32             : namespace fabric
      33             : {
      34             : /** A visitor to traverse configs and all children. @sa Config::accept() */
      35             : template <class C, class OV, class LV, class CV, class NV>
      36             : class ConfigVisitor : public OV, public LV, public CV, public NV
      37             : {
      38             : public:
      39             :     /** Construct a new config visitor. @version 1.0 */
      40          20 :     ConfigVisitor() {}
      41             :     /** Destruct this config visitor. @version 1.0 */
      42          20 :     virtual ~ConfigVisitor() {}
      43             :     /** Visit a config on the down traversal. @version 1.0 */
      44          19 :     virtual VisitorResult visitPre(C* config)
      45             :     {
      46          19 :         return visitPre(static_cast<const C*>(config));
      47             :     }
      48             : 
      49             :     /** Visit a config on the up traversal. @version 1.0 */
      50           5 :     virtual VisitorResult visitPost(C* config)
      51             :     {
      52           5 :         return visitPost(static_cast<const C*>(config));
      53             :     }
      54             : 
      55             :     /** Visit a config on the down traversal. @version 1.0 */
      56          19 :     virtual VisitorResult visitPre(const C*) { return TRAVERSE_CONTINUE; }
      57             :     /** Visit a config on the up traversal. @version 1.0 */
      58           5 :     virtual VisitorResult visitPost(const C*) { return TRAVERSE_CONTINUE; }
      59             : };
      60             : }
      61             : }
      62             : 
      63             : #pragma clang diagnostic pop
      64             : #endif // EQFABRIC_CONFIGVISITOR_H