private void button1_Click(object sender, EventArgs e)
 {
     studentsDataView = StudentsViewDisplay.ShowStudentsGrid(studentsDataView, XmlHandler.GetDB());
 }
 private void StudentsView_Activated(object sender, EventArgs e)
 {
     studentsDataView = StudentsViewDisplay.ShowStudentsGrid(studentsDataView, XmlHandler.GetDB());
 }
 private void StudentsView_Load(object sender, EventArgs e)
 {
     DBHandler.CheckIntegrity();
     studentsDataView = StudentsViewDisplay.ShowStudentsGrid(studentsDataView, XmlHandler.GetDB());
 }