public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
{
if (destinationType == typeof(string))
{
CharCharDictionary dict = value as CharCharDictionary;
StringBuilder str = new StringBuilder();
XmlWriter writer = XmlWriter.Create(str);
writer.WriteStartElement("table");
foreach (KeyValuePair <char, char> pair in dict)
{
writer.WriteStartElement("item");
writer.WriteStartElement("key");
writer.WriteValue(pair.Key.ToString());
writer.WriteEndElement();
writer.WriteStartElement("value");
writer.WriteValue(pair.Value.ToString());
writer.WriteEndElement();
writer.WriteEndElement();
}
writer.WriteEndElement();
writer.Close();
return(str.ToString());
}
return(base.ConvertTo(context, culture, value, destinationType));
}
public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
{
string s = value as string;
if (s != null)
{
try
{
CharCharDictionary dict = new CharCharDictionary();
XmlDocument doc = new XmlDocument();
doc.LoadXml(s);
foreach (XmlNode node in doc["table"].ChildNodes)
{
dict[char.Parse(node["key"].InnerText)] = char.Parse(node["value"].InnerText);
}
return(dict);
}
catch (Exception) { return(null); }
}
return(base.ConvertFrom(context, culture, value));
}
