UnlabeledMultiArg.h

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/****************************************************************************** 
 * 
 *  file:  UnlabeledMultiArg.h
 * 
 *  Copyright (c) 2003, Michael E. Smoot.
 *  All rights reserved.
 * 
 *  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_MULTIPLE_UNLABELED_ARGUMENT_H
#define TCLAP_MULTIPLE_UNLABELED_ARGUMENT_H
 
#include <string>
#include <vector>
 
#include <tclap/MultiArg.h>
#include <tclap/OptionalUnlabeledTracker.h>
 
namespace TCLAP {
 
template<class T>
class UnlabeledMultiArg : public MultiArg<T>
{
 
    // If compiler has two stage name lookup (as gcc >= 3.4 does)
    // this is required to prevent undef. symbols
    using MultiArg<T>::_ignoreable;
    using MultiArg<T>::_hasBlanks;
    using MultiArg<T>::_extractValue;
    using MultiArg<T>::_typeDesc;
    using MultiArg<T>::_name;
    using MultiArg<T>::_description;
    using MultiArg<T>::_alreadySet;
    using MultiArg<T>::toString;
 
    public:
        
        UnlabeledMultiArg( const std::string& name,
                           const std::string& desc,
                           bool req,
                           const std::string& typeDesc,
                           bool ignoreable = false,
                           Visitor* v = NULL );
        UnlabeledMultiArg( const std::string& name,
                           const std::string& desc,
                           bool req,
                           const std::string& typeDesc,
                           CmdLineInterface& parser,
                           bool ignoreable = false,
                           Visitor* v = NULL );
                         
        UnlabeledMultiArg( const std::string& name,
                           const std::string& desc,
                           bool req,
                           Constraint<T>* constraint,
                           bool ignoreable = false,
                           Visitor* v = NULL );
 
        UnlabeledMultiArg( const std::string& name, 
                           const std::string& desc, 
                           bool req,
                           Constraint<T>* constraint,
                           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>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name, 
                                        const std::string& desc, 
                                        bool req,
                                        const std::string& typeDesc,
                                        bool ignoreable,
                                        Visitor* v)
: MultiArg<T>("", name, desc,  req, typeDesc, v)
{ 
    _ignoreable = ignoreable;
    OptionalUnlabeledTracker::check(true, toString());
}
 
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name, 
                                        const std::string& desc, 
                                        bool req,
                                        const std::string& typeDesc,
                                        CmdLineInterface& parser,
                                        bool ignoreable,
                                        Visitor* v)
: MultiArg<T>("", name, desc,  req, typeDesc, v)
{ 
    _ignoreable = ignoreable;
    OptionalUnlabeledTracker::check(true, toString());
    parser.add( this );
}
 
 
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name, 
                                        const std::string& desc, 
                                        bool req,
                                        Constraint<T>* constraint,
                                        bool ignoreable,
                                        Visitor* v)
: MultiArg<T>("", name, desc,  req, constraint, v)
{ 
    _ignoreable = ignoreable;
    OptionalUnlabeledTracker::check(true, toString());
}
 
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name, 
                                        const std::string& desc, 
                                        bool req,
                                        Constraint<T>* constraint,
                                        CmdLineInterface& parser,
                                        bool ignoreable,
                                        Visitor* v)
: MultiArg<T>("", name, desc,  req, constraint, v)
{ 
    _ignoreable = ignoreable;
    OptionalUnlabeledTracker::check(true, toString());
    parser.add( this );
}
 
 
template<class T>
bool UnlabeledMultiArg<T>::processArg(int *i, std::vector<std::string>& args) 
{
 
    if ( _hasBlanks( args[*i] ) )
        return false;
 
    // never ignore an unlabeled multi arg
 
 
    // always take the first value, regardless of the start string 
    _extractValue( args[(*i)] );
 
    /*
    // continue taking args until we hit the end or a start string 
    while ( (unsigned int)(*i)+1 < args.size() &&
            args[(*i)+1].find_first_of( Arg::flagStartString() ) != 0 &&
            args[(*i)+1].find_first_of( Arg::nameStartString() ) != 0 ) 
        _extractValue( args[++(*i)] );
    */
 
    _alreadySet = true;
 
    return true;
}
 
template<class T>
std::string UnlabeledMultiArg<T>::shortID(const std::string& val) const
{
    static_cast<void>(val); // Ignore input, don't warn
    return std::string("<") + _typeDesc + "> ...";
}
 
template<class T>
std::string UnlabeledMultiArg<T>::longID(const std::string& val) const
{
    static_cast<void>(val); // Ignore input, don't warn
    return std::string("<") + _typeDesc + ">  (accepted multiple times)";
}
 
template<class T>
bool UnlabeledMultiArg<T>::operator==(const Arg& a) const
{
    if ( _name == a.getName() || _description == a.getDescription() )
        return true;
    else
        return false;
}
 
template<class T>
void UnlabeledMultiArg<T>::addToList( std::list<Arg*>& argList ) const
{
    argList.push_back( const_cast<Arg*>(static_cast<const Arg* const>(this)) );
}
 
}
 
#endif