unlabeled_value_arg.hpp
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00001 
00011 /*****************************************************************************
00012 ** Ifdefs
00013 *****************************************************************************/
00014 
00015 #ifndef TCLAP_UNLABELED_VALUE_ARGUMENT_H
00016 #define TCLAP_UNLABELED_VALUE_ARGUMENT_H
00017 
00018 #include <string>
00019 #include <vector>
00020 
00021 #include "value_arg.hpp"
00022 #include "optional_unlabeled_tracker.hpp"
00023 
00024 
00025 namespace ecl {
00026 
00033 template<class T>
00034 class UnlabeledValueArg : public ValueArg<T>
00035 {
00036 
00037         // If compiler has two stage name lookup (as gcc >= 3.4 does)
00038         // this is requried to prevent undef. symbols
00039         using ValueArg<T>::_ignoreable;
00040         using ValueArg<T>::_hasBlanks;
00041         using ValueArg<T>::_extractValue;
00042         using ValueArg<T>::_typeDesc;
00043         using ValueArg<T>::_name;
00044         using ValueArg<T>::_description;
00045         using ValueArg<T>::_alreadySet;
00046         using ValueArg<T>::toString;
00047 
00048         public:
00049 
00071                 UnlabeledValueArg( const std::string& name,
00072                                        const std::string& desc,
00073                                                    bool req,
00074                                            T value,
00075                                            const std::string& typeDesc,
00076                                                    bool ignoreable = false,
00077                                            Visitor* v = NULL);
00078 
00101                 UnlabeledValueArg( const std::string& name,
00102                                        const std::string& desc,
00103                                                    bool req,
00104                                            T value,
00105                                            const std::string& typeDesc,
00106                                                    CmdLineInterface& parser,
00107                                                    bool ignoreable = false,
00108                                            Visitor* v = NULL );
00109 
00129                 UnlabeledValueArg( const std::string& name,
00130                                        const std::string& desc,
00131                                                    bool req,
00132                                            T value,
00133                                            Constraint<T>* constraint,
00134                                                    bool ignoreable = false,
00135                                            Visitor* v = NULL );
00136 
00137 
00158                 UnlabeledValueArg( const std::string& name,
00159                                        const std::string& desc,
00160                                                    bool req,
00161                                            T value,
00162                                            Constraint<T>* constraint,
00163                                                    CmdLineInterface& parser,
00164                                                    bool ignoreable = false,
00165                                            Visitor* v = NULL);
00166 
00175                 virtual bool processArg(int* i, std::vector<std::string>& args);
00176 
00180                 virtual std::string shortID(const std::string& val="val") const;
00181 
00185                 virtual std::string longID(const std::string& val="val") const;
00186 
00190                 virtual bool operator==(const Arg& a ) const;
00191 
00196                 virtual void addToList( std::list<Arg*>& argList ) const;
00197 
00198 };
00199 
00203 template<class T>
00204 UnlabeledValueArg<T>::UnlabeledValueArg(const std::string& name,
00205                                                             const std::string& desc,
00206                                                                                 bool req,
00207                                                             T value,
00208                                                             const std::string& typeDesc,
00209                                                             bool ignoreable,
00210                                                             Visitor* v)
00211 : ValueArg<T>("", name, desc, req, value, typeDesc, v)
00212 {
00213         _ignoreable = ignoreable;
00214 
00215         OptionalUnlabeledTracker::check(req, toString());
00216 
00217 }
00218 
00219 template<class T>
00220 UnlabeledValueArg<T>::UnlabeledValueArg(const std::string& name,
00221                                                             const std::string& desc,
00222                                                                                 bool req,
00223                                                             T value,
00224                                                             const std::string& typeDesc,
00225                                                             CmdLineInterface& parser,
00226                                                             bool ignoreable,
00227                                                             Visitor* v)
00228 : ValueArg<T>("", name, desc, req, value, typeDesc, v)
00229 {
00230         _ignoreable = ignoreable;
00231         OptionalUnlabeledTracker::check(req, toString());
00232         parser.add( this );
00233 }
00234 
00238 template<class T>
00239 UnlabeledValueArg<T>::UnlabeledValueArg(const std::string& name,
00240                                         const std::string& desc,
00241                                                                                 bool req,
00242                                         T value,
00243                                         Constraint<T>* constraint,
00244                                         bool ignoreable,
00245                                         Visitor* v)
00246 : ValueArg<T>("", name, desc, req, value, constraint, v)
00247 {
00248         _ignoreable = ignoreable;
00249         OptionalUnlabeledTracker::check(req, toString());
00250 }
00251 
00252 template<class T>
00253 UnlabeledValueArg<T>::UnlabeledValueArg(const std::string& name,
00254                                                             const std::string& desc,
00255                                                                                 bool req,
00256                                                             T value,
00257                                                             Constraint<T>* constraint,
00258                                                             CmdLineInterface& parser,
00259                                                             bool ignoreable,
00260                                                             Visitor* v)
00261 : ValueArg<T>("", name, desc, req, value, constraint,  v)
00262 {
00263         _ignoreable = ignoreable;
00264         OptionalUnlabeledTracker::check(req, toString());
00265         parser.add( this );
00266 }
00267 
00271 template<class T>
00272 bool UnlabeledValueArg<T>::processArg(int *i, std::vector<std::string>& args)
00273 {
00274 
00275         if ( _alreadySet )
00276                 return false;
00277 
00278         if ( _hasBlanks( args[*i] ) )
00279                 return false;
00280 
00281         // never ignore an unlabeled arg
00282 
00283         _extractValue( args[*i] );
00284         _alreadySet = true;
00285         return true;
00286 }
00287 
00291 template<class T>
00292 std::string UnlabeledValueArg<T>::shortID(const std::string& val) const
00293 {
00294         std::string id = "<" + _typeDesc + ">";
00295 
00296         return id;
00297 }
00298 
00302 template<class T>
00303 std::string UnlabeledValueArg<T>::longID(const std::string& val) const
00304 {
00305         // Ideally we would like to be able to use RTTI to return the name
00306         // of the type required for this argument.  However, g++ at least,
00307         // doesn't appear to return terribly useful "names" of the types.
00308         std::string id = "<" + _typeDesc + ">";
00309 
00310         return id;
00311 }
00312 
00316 template<class T>
00317 bool UnlabeledValueArg<T>::operator==(const Arg& a ) const
00318 {
00319         if ( _name == a.getName() || _description == a.getDescription() )
00320                 return true;
00321         else
00322                 return false;
00323 }
00324 
00325 template<class T>
00326 void UnlabeledValueArg<T>::addToList( std::list<Arg*>& argList ) const
00327 {
00328         argList.push_back( const_cast<Arg*>(static_cast<const Arg* const>(this)) );
00329 }
00330 
00331 }; // namespace ecl
00332 
00333 #endif


ecl_command_line
Author(s): Daniel Stonier
autogenerated on Sun Oct 5 2014 23:35:40