cmdUnlabeledValueArg.h

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/****************************************************************************** 
 * 
 *  file:  UnlabeledValueArg.h
 * 
 *  Copyright (c) 2003, Michael E. Smoot .
 *  Copyright (c) 2004, Michael E. Smoot, Daniel Aarno.
 *  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 DtCmdLine_UNLABELED_VALUE_ARGUMENT_H
#define DtCmdLine_UNLABELED_VALUE_ARGUMENT_H


#include <string>
#include <vector>

#include "cmdValueArg.h"

#ifdef DtUSE_UTILITIES_NAMESPACE
namespace DtUSE_UTILITIES_NAMESPACE
{
#endif

   namespace DtCmdLine {

      template<class T>
         class UnlabeledValueArg : public ValueArg<T>
         {

            using ValueArg<T>::_ignoreable;
            using ValueArg<T>::_hasBlanks;
            using ValueArg<T>::_extractValue;
            using ValueArg<T>::_typeDesc;
            using ValueArg<T>::_name;
            using ValueArg<T>::_description;
            using ValueArg<T>::_alreadySet;

         public:

            UnlabeledValueArg( const std::string& name, 
                               const std::string& desc, 
                               T value,
                               const std::string& typeDesc,
                               bool ignoreable = false,
                               Visitor* v = NULL); 

            UnlabeledValueArg( const std::string& name, 
                               const std::string& desc, 
                               T value,
                               const std::string& typeDesc,
                               CmdLineInterface& parser,
                               bool ignoreable = false,
                               Visitor* v = NULL );               

            UnlabeledValueArg( const std::string& name, 
                               const std::string& desc, 
                               T value,
                               const std::vector<T>& allowed,
                               bool ignoreable = false,
                               Visitor* v = NULL ); 


            UnlabeledValueArg( const std::string& name, 
                               const std::string& desc, 
                               T value,
                               const std::vector<T>& allowed,
                               CmdLineInterface& parser,
                               bool ignoreable = false,
                               Visitor* v = NULL);

            virtual bool processArg(int* i, std::vector<std::string>& args); 

            virtual std::string shortID(const std::string& val="val") const;

            virtual std::string longID(const std::string& val="val") const;

            virtual bool operator==(const Arg& a ) const;

            virtual void addToList( std::list<Arg*>& argList ) const;
         };

      template<class T>
         UnlabeledValueArg<T>::UnlabeledValueArg(const std::string& name, 
                                                 const std::string& desc, 
                                                 T val,
                                                 const std::string& typeDesc,
                                                 bool ignoreable,
                                                 Visitor* v)
         : ValueArg<T>("", name, desc, true, val, typeDesc, v)
         { 
            _ignoreable = ignoreable;
         }

      template<class T>
         UnlabeledValueArg<T>::UnlabeledValueArg(const std::string& name, 
                                                 const std::string& desc, 
                                                 T val,
                                                 const std::string& typeDesc,
                                                 CmdLineInterface& parser,
                                                 bool ignoreable,
                                                 Visitor* v)
         : ValueArg<T>("", name, desc, true, val, typeDesc, v)
         { 
            _ignoreable = ignoreable;
            parser.add( this );
         }

      template<class T>
         UnlabeledValueArg<T>::UnlabeledValueArg(const std::string& name, 
                                                 const std::string& desc, 
                                                 T val,
                                                 const std::vector<T>& allowed,
                                                 bool ignoreable,
                                                 Visitor* v)
         : ValueArg<T>("", name, desc, true, val, allowed, v)
         { 
            _ignoreable = ignoreable;
         }

      template<class T>
         UnlabeledValueArg<T>::UnlabeledValueArg(const std::string& name, 
                                                 const std::string& desc, 
                                                 T val,
                                                 const std::vector<T>& allowed,
                                                 CmdLineInterface& parser,
                                                 bool ignoreable,
                                                 Visitor* v)
         : ValueArg<T>("", name, desc, true, val, allowed,  v)
         { 
            _ignoreable = ignoreable;
            parser.add( this );
         }

      template<class T>
         bool UnlabeledValueArg<T>::processArg(int *i, std::vector<std::string>& args) 
         {

            if ( _alreadySet )
               return false;

            if ( _hasBlanks( args[*i] ) )
               return false;


            _extractValue( args[*i] );
            _alreadySet = true;
            return true;
         }

      template<class T>
         std::string UnlabeledValueArg<T>::shortID(const std::string& val) const
         {
            std::string id = "<" + _typeDesc + ">";

            return id;
         }

      template<class T>
         std::string UnlabeledValueArg<T>::longID(const std::string& val) const
         {
            std::string id = "<" + _typeDesc + ">";

            return id;  
         }

      template<class T>
         bool UnlabeledValueArg<T>::operator==(const Arg& a ) const
         {
            if ( _name == a.getName() || _description == a.getDescription() )
               return true;
            else
               return false;
         }

      template<class T>
         void UnlabeledValueArg<T>::addToList( std::list<Arg*>& argList ) const
         {
            argList.push_back( (Arg*)this );
         }

   }

#ifdef DtUSE_UTILITIES_NAMESPACE
}     
#endif

#endif