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added a bool to the constructor that allows automatic -h and -v to be turned off

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This commit is contained in:
mes5k 2005-01-24 00:26:41 +00:00
parent 2d34e9d1a1
commit 2f941785c3
3 changed files with 59 additions and 23 deletions
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61
include/tclap/CmdLine.h
View File

@ -24,6 +24,7 @@
#define TCLAP_CMDLINE_H
#include <tclap/SwitchArg.h>
#include <tclap/MultiSwitchArg.h>
#include <tclap/UnlabeledValueArg.h>
#include <tclap/UnlabeledMultiArg.h>
@ -145,6 +146,11 @@ class CmdLine : public CmdLineInterface
*/
bool _userSetOutput;
/**
* Whether or not to automatically create help and version switches.
*/
bool _helpAndVersion;
public:
/**
@ -170,10 +176,13 @@ class CmdLine : public CmdLineInterface
* the argument flag/name from the value. Defaults to ' ' (space).
* \param version - The version number to be used in the
* --version switch.
* \param helpAndVersion - Whether or not to create the Help and
* Version switches. Defaults to true.
*/
CmdLine(const std::string& message,
const char delimiter = ' ',
const std::string& version = "none" );
const std::string& version = "none",
bool helpAndVersion = true);
/**
* Deletes any resources allocated by a CmdLine object.
@ -253,6 +262,11 @@ class CmdLine : public CmdLineInterface
*
*/
std::string& getMessage();
/**
*
*/
bool hasHelpAndVersion();
};
@ -268,20 +282,23 @@ inline CmdLine::CmdLine(const std::string& n,
_version(v),
_numRequired(0),
_delimiter(' '),
_userSetOutput(false)
_userSetOutput(false),
_helpAndVersion(true)
{
_constructor();
}
inline CmdLine::CmdLine(const std::string& m,
char delim,
const std::string& v )
const std::string& v,
bool help )
: _progName("not_set_yet"),
_message(m),
_version(v),
_numRequired(0),
_delimiter(delim),
_userSetOutput(false)
_userSetOutput(false),
_helpAndVersion(help)
{
_constructor();
}
@ -309,25 +326,28 @@ inline void CmdLine::_constructor()
{
_output = new StdOutput;
Visitor *v;
Arg::setDelimiter( _delimiter );
v = new HelpVisitor( this, &_output );
SwitchArg* help = new SwitchArg("h","help",
"Displays usage information and exits.",
false, v);
add( help );
deleteOnExit(help);
deleteOnExit(v);
Visitor* v;
if ( _helpAndVersion )
{
v = new HelpVisitor( this, &_output );
SwitchArg* help = new SwitchArg("h","help",
"Displays usage information and exits.",
false, v);
add( help );
deleteOnExit(help);
deleteOnExit(v);
v = new VersionVisitor( this, &_output );
SwitchArg* vers = new SwitchArg("v","version",
v = new VersionVisitor( this, &_output );
SwitchArg* vers = new SwitchArg("v","version",
"Displays version information and exits.",
false, v);
add( vers );
deleteOnExit(vers);
deleteOnExit(v);
add( vers );
deleteOnExit(vers);
deleteOnExit(v);
}
v = new IgnoreRestVisitor();
SwitchArg* ignore = new SwitchArg(Arg::flagStartString(),
@ -487,6 +507,11 @@ inline std::string& CmdLine::getMessage()
return _message;
}
inline bool CmdLine::hasHelpAndVersion()
{
return _helpAndVersion;
}
///////////////////////////////////////////////////////////////////////////////
//End CmdLine.cpp
///////////////////////////////////////////////////////////////////////////////

6
include/tclap/CmdLineInterface.h
View File

@ -123,6 +123,12 @@ class CmdLineInterface
* Returns the message string.
*/
virtual std::string& getMessage()=0;
/**
* Indicates whether or not the help and version switches were created
* automatically.
*/
virtual bool hasHelpAndVersion()=0;
};
} //namespace

15
include/tclap/StdOutput.h
View File

@ -135,13 +135,18 @@ inline void StdOutput::failure( CmdLineInterface& _cmd,
std::cerr << "PARSE ERROR: " << e.argId() << std::endl
<< " " << e.error() << std::endl << std::endl;
std::cerr << "Brief USAGE: " << std::endl;
if ( _cmd.hasHelpAndVersion() )
{
std::cerr << "Brief USAGE: " << std::endl;
_shortUsage( _cmd, std::cerr );
_shortUsage( _cmd, std::cerr );
std::cerr << std::endl << "For complete USAGE and HELP type: "
<< std::endl << " " << progName << " --help"
<< std::endl << std::endl;
std::cerr << std::endl << "For complete USAGE and HELP type: "
<< std::endl << " " << progName << " --help"
<< std::endl << std::endl;
}
else
usage(_cmd);
}