using System;

 using System.Collections.Generic;

 using System.Linq;

 using System.Text;

 using System.IO;

 using System.Xml;

 using System.Xml.Schema;

 using System.Xml.Serialization;

 namespace SerialDict

 {

     [Serializable]

     public class SerialDictionary<TKey, TValue> : Dictionary<TKey, TValue>, IXmlSerializable

     {

         private string name;

         public SerialDictionary()

         {

             this.name = "SerialDictionary";

         }

         public SerialDictionary(string name)

         {

             this.name = name;

         }

         public void WriteXml(XmlWriter write)       // Serializer

         {

             XmlSerializer KeySerializer = new XmlSerializer(typeof(TKey));

             XmlSerializer ValueSerializer = new XmlSerializer(typeof(TValue));

             write.WriteAttributeString("name", name);

             write.WriteStartElement(name);

             foreach (KeyValuePair<TKey, TValue> kv in this)

             {

                 write.WriteStartElement("element");

                 write.WriteStartElement("key");

                 KeySerializer.Serialize(write, kv.Key);

                 write.WriteEndElement();

                 write.WriteStartElement("value");

                 ValueSerializer.Serialize(write, kv.Value);

                 write.WriteEndElement();

                 write.WriteEndElement();

             }

             write.WriteEndElement();

         }

         public void ReadXml(XmlReader reader)       // Deserializer

         {

             reader.Read();

             XmlSerializer KeySerializer = new XmlSerializer(typeof(TKey));

             XmlSerializer ValueSerializer = new XmlSerializer(typeof(TValue));

             name = reader.Name;

             reader.ReadStartElement(name);

             while (reader.NodeType != XmlNodeType.EndElement)

             {

                 reader.ReadStartElement("element");

                 reader.ReadStartElement("key");

                 TKey tk = (TKey)KeySerializer.Deserialize(reader);

                 reader.ReadEndElement();

                 reader.ReadStartElement("value");

                 TValue vl = (TValue)ValueSerializer.Deserialize(reader);

                 reader.ReadEndElement();

                 reader.ReadEndElement();

                 this.Add(tk, vl);

                 reader.MoveToContent();

             }

             reader.ReadEndElement();

             reader.ReadEndElement();

         }

         public XmlSchema GetSchema()

         {

             return null;

         }

     }

     class Program

     {

         static void Main(string[] args)

         {

             SerialDictionary<string, uint> sd = new SerialDictionary<string, uint>("modelNextIDs");

             sd.Add("xxxx", );

             sd.Add("xxxxx", );

             sd.Add("xxxxxx", );

             string fileName = "D:\\s.xml";

             using (FileStream fileStream = new FileStream(fileName, FileMode.Create))

             {

                 XmlSerializer xmlFormatter = new XmlSerializer(sd.GetType());

                 xmlFormatter.Serialize(fileStream, sd);

             }

             SerialDictionary<string, uint> sd2 = new SerialDictionary<string, uint>("modelNextIDs");

             using (FileStream fileStream2 = new FileStream(fileName, FileMode.Open))

             {

                 XmlSerializer xmlFormatter = new XmlSerializer(sd2.GetType());

                 sd2 = xmlFormatter.Deserialize(fileStream2) as SerialDictionary<string, uint>;

             }

         }

     }

 }