Change the user data in "CCF session control"

Add the following code inside the button_Click event in the hosted windows application

Context objContext = new Context();
objContext.SetContext(this.Context.GetContext());

// CustomerFirstName is the property name that use to identify customers' first name

objContext["CustomerFirstName"] = "Now my name is chanaka";
ContextEventArgs contextEventArgs = new ContextEventArgs(objContext);
this.FireChangeContext(contextEventArgs);
this.NotifyContextChange(objContext);