/// <summary>
/// The word is delimeter only.
/// </summary>
/// <returns></returns>
public WordCursor SetNullWord( )
{
mWordValue = null;
mWordBx = -1;
RelativePosition = AcRelativePosition.At;
return(this);
}
/// <summary>
/// Return the encapsulated value in string form.
/// </summary>
/// <returns></returns>
public override string ToString( )
{
if (IsAtValue == false)
{
return(null);
}
else if (mAtFinalEmptyValue == true)
{
return(null);
}
else if (mCsr.Word == null)
{
return("");
}
else if (mCsr.Word.Class == WordClassification.NameBraced)
{
string braceName = mCsr.Word.BraceName;
if (braceName == "_qv")
{
WordValue vlu = mCsr.Word.BracedValue;
return(vlu.DequotedWord);
}
else
{
return(mCsr.Word.BracedValue.ToString( ));
}
}
else
{
return(mCsr.Word.ToString( ));
}
}
// ----------------------- SetWord ---------------------------------
/// <summary>
/// Set the value of the word and its position in the string.
/// </summary>
/// <param name="InWord"></param>
/// <param name="InWordBx"></param>
/// <returns></returns>
public WordCursor SetWord(
string InWord, WordClassification InClass, int InWordBx, char InBraceChar)
{
mWordValue = new WordValue(InWord, InClass, mTraits, InBraceChar);
mWordBx = InWordBx;
RelativePosition = AcRelativePosition.At;
return(this);
}
/// <summary>
/// Empty the word attributes of the cursor.
/// </summary>
public void EmptyWord( )
{
mWordValue = null;
mWordBx = -1;
mDelimBx = -1;
mDelim = null;
mRltv = AcRelativePosition.None;
mDelimIsWhitespace = false;
}
public WordCursor(WordCursor InWord)
{
mWordValue = InWord.mWordValue;
mWordBx = InWord.WordBx;
mDelimBx = InWord.DelimBx;
mDelim = InWord.mDelim;
mDelimIsWhitespace = InWord.mDelimIsWhitespace;
mRltv = InWord.mRltv;
mTraits = InWord.mTraits;
mString = InWord.mString;
}
/// <summary>
/// Return an object holding the CsvString value.
/// </summary>
/// <returns></returns>
public object ToObject( )
{
if (IsAtValue == false)
{
return(null);
}
else if (mAtFinalEmptyValue == true)
{
return(null);
}
else if (mCsr.Word == null)
{
return(null);
}
else if (mCsr.Word.Class == WordClassification.NameBraced)
{
string braceName = mCsr.Word.BraceName;
if (braceName == "_qv")
{
WordValue vlu = mCsr.Word.BracedValue;
return(vlu.DequotedWord);
}
// a string[] is stored as a sequence of strings in CsvString form.
else if (braceName == "_sa") // string array
{
CsvString vlu = new CsvString( );
vlu.String = mCsr.Word.BracedValue.ToString( );
return(vlu.ToStringArray( ));
}
// is a string of comma seperated values.
else if (braceName == "_csv")
{
CsvString vlu = new CsvString( );
vlu.String = mCsr.Word.BracedValue.ToString( );
return(vlu);
}
else
{
return(mCsr.Word.BracedValue.ToString( ));
}
}
else
{
return(mCsr.Word.ToString( ));
}
}