public override int CompareTo(object obj)
{
ONBool lVal = obj as ONBool;
if (lVal == null)
{
return(1);
}
if (Value == null && lVal.Value == null)
{
return(0);
}
if (Value == null)
{
return(-1);
}
if (lVal.Value == null)
{
return(1);
}
return(TypedValue.CompareTo(lVal.TypedValue));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="val">Value for this type</param>
public ONBool(ONBool val)
{
if (val == null)
Value = null;
else
Value = val.Value;
}
/// <summary>
/// Creates XML elements from the data of the system.
/// </summary>
/// <param name="xmlWriter">Object with the XML message to add new information and return to client side</param>
/// <param name="val">Value to be puted inside the XML message</param>
/// <param name="dtdVersion">Version of the DTD that follows the XML message</param>
/// <param name="xmlElement">Element of the XML that is checked</param>
public static void ON2XML(XmlWriter xmlWriter, ONBool val, double dtdVersion, string xmlElement)
{
if (val == null)
{
if (xmlElement == ONXml.XMLTAG_V)
xmlWriter.WriteElementString(xmlElement, "");
else
xmlWriter.WriteElementString(ONXml.XMLTAG_NULL, null);
}
else
{
if (dtdVersion < 2.0) // Apply the locale format
{
if (val.TypedValue)
xmlWriter.WriteElementString(xmlElement, "Verdadero");
else
xmlWriter.WriteElementString(xmlElement, "Falso");
}
else
{
xmlWriter.WriteStartElement(xmlElement);
if (xmlElement == ONXml.XMLTAG_OIDFIELD && dtdVersion > 2.0)
xmlWriter.WriteAttributeString("Type", "bool");
if (val.TypedValue)
xmlWriter.WriteString("true");
else
xmlWriter.WriteString("false");
xmlWriter.WriteEndElement();
}
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="val">Value for this type</param>
public ONBool(ONBool val)
{
if (val == null)
{
Value = null;
}
else
{
Value = val.Value;
}
}
/// <summary>
/// Compares two regions defined by the arguments of this method: The first string
/// region is defined by the substring of the aString string starting at the from position
/// with a length size, the second one is a substring which starts at the otherfrom
/// position of the other string with the length size. If both regions are equals
/// (depending on the ignoreCase parameter) this method returns true, if not, or if one
/// of the from or otherfrom arguments is negative, or some of the regions exceeds the
/// end of the string, this method returns false
/// </summary>
public static ONBool strRegionMatches(ONString aString, ONBool ignoreCase, ONInt from, ONString other, ONInt otherFrom, ONInt length)
{
if (aString == null || ignoreCase == null || from == null || other == null || otherFrom == null || length == null)
return ONBool.Null;
string lAString = aString.TypedValue;
int lFrom = from.TypedValue;
int lOtherFrom = otherFrom.TypedValue;
string lOther = other.TypedValue;
int lLength = length.TypedValue;
if (lFrom < 0 || lOtherFrom < 0 || lFrom + lLength > lAString.Length ||
lOtherFrom + lLength > lOther.Length)
return new ONBool(false);
if (ignoreCase.TypedValue)
{
lAString = lAString.ToUpper();
lOther = lOther.ToUpper();
}
return new ONBool(lAString.Substring(lFrom, lLength).Equals(lOther.Substring(lOtherFrom, lLength)));
}
