CArgumentParser Class Reference

#include <ArgumentParser.h>

Public Member Functions
void	SetArgumentList (TCHAR *pchArguments)
void	ResetArgumentIteration ()
TCHAR *	GetNextArgument ()
	CArgumentParser ()
virtual	~CArgumentParser ()

Private Attributes
TCHAR *	m_pchArgumentList
const TCHAR *	m_pchArgumentListEnd
TCHAR *	m_pchArgument

Detailed Description

Definition at line 10 of file ArgumentParser.h.

Constructor & Destructor Documentation

CArgumentParser()

CArgumentParser::CArgumentParser

(

)

Definition at line 33 of file ArgumentParser.cpp.

{
    m_pchArgumentList = NULL;
    m_pchArgumentListEnd = NULL;
    m_pchArgument = NULL;
}

~CArgumentParser()

CArgumentParser::~CArgumentParser ( )

virtual

Definition at line 40 of file ArgumentParser.cpp.

{
}

Member Function Documentation

GetNextArgument()

TCHAR * CArgumentParser::GetNextArgument

(

)

Definition at line 75 of file ArgumentParser.cpp.

{
    ASSERT(m_pchArgumentList);      // call SetArgumentList() before calling this function
    ASSERT(m_pchArgumentListEnd);   // call SetArgumentList() before calling this function
    ASSERT(m_pchArgumentListEnd >= m_pchArgumentList);
 
    // if this is begin of iteration
    if (!m_pchArgument)
        m_pchArgument = m_pchArgumentList;
 
    while(m_pchArgument)
    {
        if (m_pchArgument > m_pchArgumentListEnd)
        {   // if end of arguments list reached
            ASSERT(m_pchArgument - 1 == m_pchArgumentListEnd);
            break;
        }
 
        TCHAR *pchArg = m_pchArgument;
 
        // Next argument
        m_pchArgument += _tcslen(m_pchArgument)+1;
 
        if(*pchArg)
        {   // if argument is not an empty string
            return pchArg;
        }
    }
 
    return NULL;
}

Referenced by CShellCommandsLinkedList::Execute(), CShellCommandChangeKey::Execute(), CShellCommandConnect::Execute(), CShellCommandDACL::Execute(), CShellCommandDeleteKey::Execute(), CShellCommandDeleteValue::Execute(), CShellCommandDir::Execute(), CShellCommandDOKA::Execute(), CShellCommandHelp::Execute(), CShellCommandNewKey::Execute(), CShellCommandOwner::Execute(), CShellCommandSACL::Execute(), CShellCommandSetValue::Execute(), CShellCommandValue::Execute(), and main().

ResetArgumentIteration()

void CArgumentParser::ResetArgumentIteration

(

)

Definition at line 107 of file ArgumentParser.cpp.

{
    m_pchArgument = NULL;
}

Referenced by CShellCommandsLinkedList::Execute(), CShellCommandChangeKey::Execute(), CShellCommandDACL::Execute(), CShellCommandDeleteValue::Execute(), CShellCommandDir::Execute(), CShellCommandOwner::Execute(), CShellCommandSACL::Execute(), CShellCommandSetValue::Execute(), CShellCommandValue::Execute(), main(), and SetArgumentList().

SetArgumentList()

void CArgumentParser::SetArgumentList

(

TCHAR *

pchArguments

)

Definition at line 44 of file ArgumentParser.cpp.

{
    TCHAR *pch = m_pchArgumentList = pchArguments;
    m_pchArgumentListEnd = pchArguments + _tcslen(pchArguments);
 
    BOOL blnLongArg = FALSE;
    while (*pch)
    {
        switch(*pch)
        {
        case _T('^'):               // argument parser ignores escape sequences
                        if (pch[1])
                            pch++;
            break;
        case _T('\"'):
                        blnLongArg = !blnLongArg;
            break;
        case _T(' '):
                    case _T('\t'):
                        case _T('\r'):
                            case _T('\n'):
                                    if (!blnLongArg)
                                        *pch = 0;
            break;
        }
        pch++;
    }
 
    ResetArgumentIteration();
}

Referenced by main().

Member Data Documentation

m_pchArgument

TCHAR* CArgumentParser::m_pchArgument

private

Definition at line 38 of file ArgumentParser.h.

Referenced by CArgumentParser(), GetNextArgument(), and ResetArgumentIteration().

m_pchArgumentList

TCHAR* CArgumentParser::m_pchArgumentList

private

Definition at line 36 of file ArgumentParser.h.

Referenced by CArgumentParser(), GetNextArgument(), and SetArgumentList().

m_pchArgumentListEnd

const TCHAR* CArgumentParser::m_pchArgumentListEnd

private

Definition at line 37 of file ArgumentParser.h.

Referenced by CArgumentParser(), GetNextArgument(), and SetArgumentList().

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The documentation for this class was generated from the following files:

• modules/rosapps/applications/sysutils/regexpl/ArgumentParser.h
• modules/rosapps/applications/sysutils/regexpl/ArgumentParser.cpp