/// <summary>
/// returns the value of the Yes/No/Expression
/// </summary>
internal bool getVal()
{
if (_exp != null)
{
return(DisplayConvertor.toBoolean(_exp.evaluate(StorageAttribute.BOOLEAN, 0)));
}
return(_val);
}
/// <summary>
/// set the field attribute in parsing
/// </summary>
protected virtual bool setAttribute(string attribute, string valueStr)
{
bool isTagProcessed = true;
switch (attribute)
{
case XMLConstants.MG_ATTR_TYPE:
_type = (StorageAttribute)valueStr[0];
break;
case XMLConstants.MG_ATTR_SIZE:
_size = XmlParser.getInt(valueStr);
if (_size <= 0)
{
Events.WriteExceptionToLog("in Field.initElements(): size must be greater than zero");
}
break;
case XMLConstants.MG_ATTR_VAR_NAME:
_varName = XmlParser.unescape(valueStr);
break;
case XMLConstants.MG_ATTR_VAR_DISP_NAME:
VarDisplayName = XmlParser.unescape(valueStr);
break;
case XMLConstants.MG_ATTR_PICTURE:
_picture = XmlParser.unescape(valueStr);
break;
case XMLConstants.MG_ATTR_VEC_CELLS_SIZE:
_vecCellsSize = Int32.Parse(valueStr);
break;
case XMLConstants.MG_ATTR_VEC_CELLS_ATTR:
_vecCellsType = (StorageAttribute)valueStr[0];
break;
case XMLConstants.MG_ATTR_VEC_CELLS_CONTENT:
_vecCellsContentType = valueStr[0];
break;
case XMLConstants.MG_ATTR_NULLVALUE:
if (_type == StorageAttribute.NUMERIC || _type == StorageAttribute.DATE ||
_type == StorageAttribute.TIME)
{
//working in hex or base64
if (Manager.Environment.GetDebugLevel() > 1)
{
_nullValue = XmlParser.unescape(valueStr);
}
else
{
_nullValue = Base64.decodeToHex(valueStr);
}
}
else
{
_nullValue = XmlParser.unescape(valueStr);
}
break;
case XMLConstants.MG_ATTR_NULLDISPLAY:
_nullDisplay = XmlParser.unescape(valueStr);
break;
case XMLConstants.MG_ATTR_NULLDEFAULT:
_nullDefault = DisplayConvertor.toBoolean(valueStr);
break;
case XMLConstants.MG_ATTR_DB_MODIFIABLE:
DbModifiable = DisplayConvertor.toBoolean(valueStr);
break;
case XMLConstants.MG_ATTR_DEFAULTVALUE:
DefaultValue = valueStr;
if (_type == StorageAttribute.ALPHA || _type == StorageAttribute.UNICODE)
{
DefaultValue = XmlParser.unescape(valueStr);
DefaultValue = StrUtil.padStr(DefaultValue, _size);
}
else if (_type != StorageAttribute.BLOB && _type != StorageAttribute.BOOLEAN)
//working in hex or base64
{
if ((_type == StorageAttribute.BLOB_VECTOR &&
(_vecCellsType == StorageAttribute.NUMERIC ||
_vecCellsType == StorageAttribute.DATE ||
_vecCellsType == StorageAttribute.TIME)) ||
(_type == StorageAttribute.NUMERIC || _type == StorageAttribute.DATE ||
_type == StorageAttribute.TIME))
{
if (Manager.Environment.GetDebugLevel() < 1)
{
DefaultValue = Base64.decodeToHex(valueStr);
}
}
}
else if (DefaultValue.Length == 0 && _type != StorageAttribute.BLOB &&
_type != StorageAttribute.BLOB_VECTOR)
{
DefaultValue = null;
}
else if (_type == StorageAttribute.BLOB)
{
DefaultValue = BlobType.createFromString(DefaultValue, _contentType);
}
break;
case XMLConstants.MG_ATTR_NULLALLOWED:
NullAllowed = DisplayConvertor.toBoolean(valueStr);
break;
case XMLConstants.MG_ATTR_BLOB_CONTENT:
_contentType = valueStr[0];
break;
case XMLConstants.MG_ATTR_PART_OF_DATAVIEW:
_partOfDataview = DisplayConvertor.toBoolean(valueStr);
break;
case XMLConstants.MG_ATTR_DOTNET_TYPE:
_dotNetType = XmlParser.unescape(valueStr);
break;
case XMLConstants.MG_ATTR_DOTNET_ASSEMBLY_ID:
_assemblyId = XmlParser.getInt(valueStr);
break;
case XMLConstants.MG_ATTR_STORAGE:
Storage = (FldStorage)XmlParser.getInt(valueStr);
break;
default:
isTagProcessed = false;
break;
}
return(isTagProcessed);
}