private void button1_Click(object sender, EventArgs e)
 {
     if (this.server == null)
     {
         this.server = new UDP_SERVER();
         this.server.makelocalclient += this.MakeLicalClient;
         this.button1.Enabled = false;
     }
 }
 private void button1_Click(object sender, EventArgs e)
 {
     if (this.server == null)
     {
         this.server = new UDP_SERVER();
         this.server.makelocalclient += this.MakeLicalClient;
         this.button1.Enabled         = false;
     }
 }