HelpVisitor.h

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/****************************************************************************** 
 * 
 *  file:  HelpVisitor.h
 * 
 *  Copyright (c) 2003, Michael E. Smoot .
 *  All rights reverved.
 * 
 *  See the file COPYING in the top directory of this distribution for
 *  more information.
 *  
 *  THE SOFTWARE IS PROVIDED _AS IS_, WITHOUT WARRANTY OF ANY KIND, EXPRESS 
 *  OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
 *  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
 *  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
 *  DEALINGS IN THE SOFTWARE.  
 *  
 *****************************************************************************/ 

#ifndef TCLAP_HELP_VISITOR_H
#define TCLAP_HELP_VISITOR_H

#include <tclap/CmdLineInterface.h>
#include <tclap/Visitor.h>

namespace TCLAP {

class HelpVisitor: public Visitor
{
     protected:

          CmdLineInterface* _cmd;

     public:

          HelpVisitor(CmdLineInterface* cmd) : Visitor(), _cmd( cmd ) { }

          void visit() { _cmd->usage(0); }
          
};

}

#endif

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