//首先包含如下引用
 using Microsoft.Win32;
 //写注册表
 void SaveSettings()
         {
             RegistryKey SoftwareKey=Registry.LocalMachine.OpenSubKey("Software",true);
             RegistryKey MovecontKey=SoftwareKey.CreateSubKey("Movecont");//建立
             RegistryKey SelfPlaceKey=MovecontKey.CreateSubKey("SelfPlace");//建立
             SelfPlaceKey.SetValue("BackColor",(object)BackColor.ToKnownColor());//写
             SelfPlaceKey.SetValue("Red",(object)(int)BackColor.R);//红
             SelfPlaceKey.SetValue("Green",(object)(int)BackColor.G);//绿
             SelfPlaceKey.SetValue("Blue",(object)(int)BackColor.B);//蓝
             SelfPlaceKey.SetValue("Width",(object)Width);//宽
             SelfPlaceKey.SetValue("Height",(object)Height);//高
             SelfPlaceKey.SetValue("X",(object)DesktopLocation.X);//左上角X坐标
             SelfPlaceKey.SetValue("Y",(object)DesktopLocation.Y);//左上角Y坐标
             SelfPlaceKey.SetValue("WindowState",(object)WindowState.ToString());//左上角Y坐标        }
 //读注册表
 bool ReadSettings()
         {
             RegistryKey SoftwareKey=Registry.LocalMachine.OpenSubKey("Software",true);
             RegistryKey MovecontKey=SoftwareKey.OpenSubKey("Movecont");//建立
             if(MovecontKey==null)
                 return false;
             RegistryKey SelfPlaceKey=MovecontKey.OpenSubKey("SelfPlace");//建立
             if(SelfPlaceKey==null)
                 return false;
             else
                 this.listBoxMessages.Items.Add("成功打开注册表!");
             int Red=(int)SelfPlaceKey.GetValue("Red");
             int Green=(int)SelfPlaceKey.GetValue("Green");
             int Blue=(int)SelfPlaceKey.GetValue("Blue");
             BackColor=Color.FromArgb(Red,Green,Blue);
             this.listBoxMessages.Items.Add("Backcolor Name:"+);
             int X=(int)SelfPlaceKey.GetValue("X");
             int Y=(int)SelfPlaceKey.GetValue("Y");
             DesktopLocation=new Point(X,Y);
             this.listBoxMessages.Items.Add("Location:"+DesktopLocation.ToString());
             Width=(int)SelfPlaceKey.GetValue("Width");
             Height=(int)SelfPlaceKey.GetValue("Height");
             this.listBoxMessages.Items.Add("Size:"+new Size(Width,Height).ToString());
             string Initstate=(string)SelfPlaceKey.GetValue("WindowState");
             //****枚举类型数据的Parse
             WindowState=(FormWindowState)FormWindowState.Parse(WindowState.GetType(),Initstate);
             return true;            
         }