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configVisitor.h
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/leafVisitor.h>
24 #include <eq/fabric/elementVisitor.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 {
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:
41 
43  virtual ~ConfigVisitor(){}
44 
46  virtual VisitorResult visitPre( C* config )
47  { return visitPre( static_cast< const C* >( config )); }
48 
50  virtual VisitorResult visitPost( C* config )
51  { return visitPost( static_cast< const C* >( config )); }
52 
54  virtual VisitorResult visitPre( const C* )
55  { return TRAVERSE_CONTINUE; }
56 
58  virtual VisitorResult visitPost( const C* )
59  { return TRAVERSE_CONTINUE; }
60  };
61 }
62 }
63 
64 # pragma clang diagnostic pop
65 #endif // EQFABRIC_CONFIGVISITOR_H
virtual VisitorResult visitPre(const C *)
Visit a config on the down traversal.
Definition: configVisitor.h:54
virtual ~ConfigVisitor()
Destruct this config visitor.
Definition: configVisitor.h:43
virtual VisitorResult visitPre(C *config)
Visit a config on the down traversal.
Definition: configVisitor.h:46
ConfigVisitor()
Construct a new config visitor.
Definition: configVisitor.h:40
virtual VisitorResult visitPost(const C *)
Visit a config on the up traversal.
Definition: configVisitor.h:58
virtual VisitorResult visitPost(C *config)
Visit a config on the up traversal.
Definition: configVisitor.h:50
fabric::ConfigVisitor< Config, ObserverVisitor, LayoutVisitor, CanvasVisitor, NodeVisitor > ConfigVisitor
A visitor to traverse configs and children.
Definition: client/types.h:135