|
public ConvertFrom ( ITypeDescriptorContext context, |
||
| context | ITypeDescriptorContext | An ITypeDescriptorContext that provides a format context. |
| culture | The CultureInfo to use as the current culture. | |
| value | object | The Object to convert. |
| return | object | |
public override object ConvertFrom(ITypeDescriptorContext context,
CultureInfo culture,
object value)
{
// We allow an empty string or a string with DBNull/null/Nothing to be converted to a DBNull value.
if (value is string)
{
string stringValue = value.ToString().ToLower();
if ((stringValue == "dbnull") || (stringValue == "null") || (stringValue == "nothing"))
return DBNull.Value;
}
return base.ConvertFrom(context, culture, value);
}
