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hacky fix to long prog name bug

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This commit is contained in:
mes5k 2004-12-09 05:10:10 +00:00
parent 93c800525e
commit 8497556541
1 changed files with 19 additions and 8 deletions
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27
include/tclap/StdOutput.h
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@ -98,8 +98,8 @@ class StdOutput : public CmdLineOutput
void spacePrint( std::ostream& os,
const std::string& s,
int maxWidth,
int indentSpaces=0,
int secondLineOffset=0 ) const;
int indentSpaces,
int secondLineOffset ) const;
};
@ -171,7 +171,12 @@ inline void StdOutput::_shortUsage( CmdLineInterface& _cmd,
if ( !xorHandler.contains( (*it) ) )
s += " " + (*it)->shortID();
spacePrint( std::cout, s, 75, 3, (int)(progName.length()) + 2 );
// if the program name is too long, then adjust the second line offset
int secondLineOffset = (int)(progName.length()) + 2;
if ( secondLineOffset > 75/2 )
secondLineOffset = (int)(75/2);
spacePrint( std::cout, s, 75, 3, secondLineOffset );
}
inline void StdOutput::_longUsage( CmdLineInterface& _cmd,
@ -193,7 +198,7 @@ inline void StdOutput::_longUsage( CmdLineInterface& _cmd,
spacePrint( os, (*it)->getDescription(), 75, 5, 0 );
if ( it+1 != xorList[i].end() )
spacePrint(os, "-- OR --", 75, 9);
spacePrint(os, "-- OR --", 75, 9, 0);
}
os << std::endl << std::endl;
}
@ -233,9 +238,15 @@ inline void StdOutput::spacePrint( std::ostream& os,
if ( stringLen == allowedLen )
while ( s[stringLen+start] != ' ' &&
s[stringLen+start] != ',' &&
s[stringLen+start] != '|' )
s[stringLen+start] != '|' &&
stringLen >= 0 )
stringLen--;
// ok, the word is longer than the line, so just split in the
// wherever the line ends
if ( stringLen <= 0 )
stringLen = allowedLen;
// check for newlines
for ( int i = 0; i < stringLen; i++ )
if ( s[start+i] == '\n' )
@ -253,11 +264,11 @@ inline void StdOutput::spacePrint( std::ostream& os,
// adjust allowed len
allowedLen -= secondLineOffset;
}
os << s.substr(start,stringLen) << std::endl;
// so we don't start a line with a space
if ( s[stringLen+start] == ' ' )
while ( s[stringLen+start] == ' ' && start < len )
start++;
start += stringLen;