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-
-/******************************************************************************
- *
- * file: XorHandler.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 TCLAP_XORHANDLER_H
-#define TCLAP_XORHANDLER_H
-
-#include <tclap/Arg.h>
-#include <string>
-#include <vector>
-#include <algorithm>
-#include <iostream>
-
-namespace TCLAP {
-
-/**
- * This class handles lists of Arg's that are to be XOR'd on the command
- * line. This is used by CmdLine and you shouldn't ever use it.
- */
-class XorHandler
-{
- protected:
-
- /**
- * The list of of lists of Arg's to be or'd together.
- */
- std::vector< std::vector<Arg*> > _orList;
-
- public:
-
- /**
- * Constructor. Does nothing.
- */
- XorHandler( ) {}
-
- /**
- * Add a list of Arg*'s that will be orred together.
- * \param ors - list of Arg* that will be xor'd.
- */
- void add( std::vector<Arg*>& ors );
-
- /**
- * Checks whether the specified Arg is in one of the xor lists and
- * if it does match one, returns the size of the xor list that the
- * Arg matched. If the Arg matches, then it also sets the rest of
- * the Arg's in the list. You shouldn't use this.
- * \param a - The Arg to be checked.
- */
- int check( const Arg* a );
-
- /**
- * Returns the XOR specific short usage.
- */
- std::string shortUsage();
-
- /**
- * Prints the XOR specific long usage.
- * \param os - Stream to print to.
- */
- void printLongUsage(std::ostream& os);
-
- /**
- * Simply checks whether the Arg is contained in one of the arg
- * lists.
- * \param a - The Arg to be checked.
- */
- bool contains( const Arg* a );
-
- std::vector< std::vector<Arg*> >& getXorList();
-
-};
-
-
-//////////////////////////////////////////////////////////////////////
-//BEGIN XOR.cpp
-//////////////////////////////////////////////////////////////////////
-inline void XorHandler::add( std::vector<Arg*>& ors )
-{
- _orList.push_back( ors );
-}
-
-inline int XorHandler::check( const Arg* a )
-{
- // iterate over each XOR list
- for ( int i = 0; static_cast<unsigned int>(i) < _orList.size(); i++ )
- {
- // if the XOR list contains the arg..
- ArgVectorIterator ait = std::find( _orList[i].begin(),
- _orList[i].end(), a );
- if ( ait != _orList[i].end() )
- {
- // go through and set each arg that is not a
- for ( ArgVectorIterator it = _orList[i].begin();
- it != _orList[i].end();
- it++ )
- if ( a != (*it) )
- (*it)->xorSet();
-
- // return the number of required args that have now been set
- if ( (*ait)->allowMore() )
- return 0;
- else
- return static_cast<int>(_orList[i].size());
- }
- }
-
- if ( a->isRequired() )
- return 1;
- else
- return 0;
-}
-
-inline bool XorHandler::contains( const Arg* a )
-{
- for ( int i = 0; static_cast<unsigned int>(i) < _orList.size(); i++ )
- for ( ArgVectorIterator it = _orList[i].begin();
- it != _orList[i].end();
- it++ )
- if ( a == (*it) )
- return true;
-
- return false;
-}
-
-inline std::vector< std::vector<Arg*> >& XorHandler::getXorList()
-{
- return _orList;
-}
-
-
-
-//////////////////////////////////////////////////////////////////////
-//END XOR.cpp
-//////////////////////////////////////////////////////////////////////
-
-} //namespace TCLAP
-
-#endif