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Diffstat (limited to 'tclap-1.2.1/include/tclap/MultiSwitchArg.h')
| -rw-r--r-- | tclap-1.2.1/include/tclap/MultiSwitchArg.h | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/tclap-1.2.1/include/tclap/MultiSwitchArg.h b/tclap-1.2.1/include/tclap/MultiSwitchArg.h new file mode 100644 index 0000000..8820b64 --- /dev/null +++ b/tclap-1.2.1/include/tclap/MultiSwitchArg.h @@ -0,0 +1,216 @@ + +/****************************************************************************** +* +* file: MultiSwitchArg.h +* +* Copyright (c) 2003, Michael E. Smoot . +* Copyright (c) 2004, Michael E. Smoot, Daniel Aarno. +* Copyright (c) 2005, Michael E. Smoot, Daniel Aarno, Erik Zeek. +* 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_MULTI_SWITCH_ARG_H +#define TCLAP_MULTI_SWITCH_ARG_H + +#include <string> +#include <vector> + +#include <tclap/SwitchArg.h> + +namespace TCLAP { + +/** +* A multiple switch argument. If the switch is set on the command line, then +* the getValue method will return the number of times the switch appears. +*/ +class MultiSwitchArg : public SwitchArg +{ + protected: + + /** + * The value of the switch. + */ + int _value; + + /** + * Used to support the reset() method so that ValueArg can be + * reset to their constructed value. + */ + int _default; + + public: + + /** + * MultiSwitchArg constructor. + * \param flag - The one character flag that identifies this + * argument on the command line. + * \param name - A one word name for the argument. Can be + * used as a long flag on the command line. + * \param desc - A description of what the argument is for or + * does. + * \param init - Optional. The initial/default value of this Arg. + * Defaults to 0. + * \param v - An optional visitor. You probably should not + * use this unless you have a very good reason. + */ + MultiSwitchArg(const std::string& flag, + const std::string& name, + const std::string& desc, + int init = 0, + Visitor* v = NULL); + + + /** + * MultiSwitchArg constructor. + * \param flag - The one character flag that identifies this + * argument on the command line. + * \param name - A one word name for the argument. Can be + * used as a long flag on the command line. + * \param desc - A description of what the argument is for or + * does. + * \param parser - A CmdLine parser object to add this Arg to + * \param init - Optional. The initial/default value of this Arg. + * Defaults to 0. + * \param v - An optional visitor. You probably should not + * use this unless you have a very good reason. + */ + MultiSwitchArg(const std::string& flag, + const std::string& name, + const std::string& desc, + CmdLineInterface& parser, + int init = 0, + Visitor* v = NULL); + + + /** + * Handles the processing of the argument. + * This re-implements the SwitchArg version of this method to set the + * _value of the argument appropriately. + * \param i - Pointer the the current argument in the list. + * \param args - Mutable list of strings. Passed + * in from main(). + */ + virtual bool processArg(int* i, std::vector<std::string>& args); + + /** + * Returns int, the number of times the switch has been set. + */ + int getValue(); + + /** + * Returns the shortID for this Arg. + */ + std::string shortID(const std::string& val) const; + + /** + * Returns the longID for this Arg. + */ + std::string longID(const std::string& val) const; + + void reset(); + +}; + +////////////////////////////////////////////////////////////////////// +//BEGIN MultiSwitchArg.cpp +////////////////////////////////////////////////////////////////////// +inline MultiSwitchArg::MultiSwitchArg(const std::string& flag, + const std::string& name, + const std::string& desc, + int init, + Visitor* v ) +: SwitchArg(flag, name, desc, false, v), +_value( init ), +_default( init ) +{ } + +inline MultiSwitchArg::MultiSwitchArg(const std::string& flag, + const std::string& name, + const std::string& desc, + CmdLineInterface& parser, + int init, + Visitor* v ) +: SwitchArg(flag, name, desc, false, v), +_value( init ), +_default( init ) +{ + parser.add( this ); +} + +inline int MultiSwitchArg::getValue() { return _value; } + +inline bool MultiSwitchArg::processArg(int *i, std::vector<std::string>& args) +{ + if ( _ignoreable && Arg::ignoreRest() ) + return false; + + if ( argMatches( args[*i] )) + { + // so the isSet() method will work + _alreadySet = true; + + // Matched argument: increment value. + ++_value; + + _checkWithVisitor(); + + return true; + } + else if ( combinedSwitchesMatch( args[*i] ) ) + { + // so the isSet() method will work + _alreadySet = true; + + // Matched argument: increment value. + ++_value; + + // Check for more in argument and increment value. + while ( combinedSwitchesMatch( args[*i] ) ) + ++_value; + + _checkWithVisitor(); + + return false; + } + else + return false; +} + +inline std::string +MultiSwitchArg::shortID(const std::string& val) const +{ + return Arg::shortID(val) + " ... "; +} + +inline std::string +MultiSwitchArg::longID(const std::string& val) const +{ + return Arg::longID(val) + " (accepted multiple times)"; +} + +inline void +MultiSwitchArg::reset() +{ + MultiSwitchArg::_value = MultiSwitchArg::_default; +} + +////////////////////////////////////////////////////////////////////// +//END MultiSwitchArg.cpp +////////////////////////////////////////////////////////////////////// + +} //namespace TCLAP + +#endif |