private void Application_Startup(object sender, StartupEventArgs e) { //get data from storage _students = MyStorage.ReadXML <ObservableCollection <Student> >("students.xml"); if (_students == null) { _students = new ObservableCollection <Student>(); //_students = GenerateStudents(50); } }
private void Application_Exit(object sender, ExitEventArgs e) { //Mystorage- Class..WriteXML method, <>type MyStorage.WriteXml <ObservableCollection <Student> >(_students, "students.xml"); }