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Allows xor args to be optional

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This commit is contained in:
Mike Smoot 2011-05-22 12:05:21 -07:00
parent a5105dc72a
commit fdce4f38f0
2 changed files with 16 additions and 11 deletions
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17
include/tclap/CmdLine.h
View File

@ -224,15 +224,17 @@ private:
* not need to be called.
* \param a - Argument to be added and xor'd.
* \param b - Argument to be added and xor'd.
* \param required - Require at least one option (defaults to true)
*/
void xorAdd( Arg& a, Arg& b );
void xorAdd( Arg& a, Arg& b, bool required=true );
/**
* Add a list of Args that will be xor'd. If this method is used,
* add does not need to be called.
* \param xors - List of Args to be added and xor'd.
* \param required - Require at least one option (defaults to true)
*/
void xorAdd( std::vector<Arg*>& xors );
void xorAdd( std::vector<Arg*>& xors, bool required=true );
/**
* Parses the command line.
@ -390,24 +392,25 @@ inline void CmdLine::_constructor()
deleteOnExit(v);
}
inline void CmdLine::xorAdd( std::vector<Arg*>& ors )
inline void CmdLine::xorAdd( std::vector<Arg*>& ors, bool required )
{
_xorHandler.add( ors );
for (ArgVectorIterator it = ors.begin(); it != ors.end(); it++)
{
for (ArgVectorIterator it = ors.begin(); it != ors.end(); it++) {
if (required) {
(*it)->forceRequired();
(*it)->setRequireLabel( "OR required" );
}
add( *it );
}
}
inline void CmdLine::xorAdd( Arg& a, Arg& b )
inline void CmdLine::xorAdd( Arg& a, Arg& b, bool required )
{
std::vector<Arg*> ors;
ors.push_back( &a );
ors.push_back( &b );
xorAdd( ors );
xorAdd( ors, required );
}
inline void CmdLine::add( Arg& a )

6
include/tclap/CmdLineInterface.h
View File

@ -67,15 +67,17 @@ class CmdLineInterface
* not need to be called.
* \param a - Argument to be added and xor'd.
* \param b - Argument to be added and xor'd.
* \param required - Require at least one option (defaults to true)
*/
virtual void xorAdd( Arg& a, Arg& b )=0;
virtual void xorAdd( Arg& a, Arg& b, bool required=true )=0;
/**
* Add a list of Args that will be xor'd. If this method is used,
* add does not need to be called.
* \param xors - List of Args to be added and xor'd.
* \param required - Require at least one option (defaults to true)
*/
virtual void xorAdd( std::vector<Arg*>& xors )=0;
virtual void xorAdd( std::vector<Arg*>& xors, bool required=true )=0;
/**
* Parses the command line.