private void editToolStripMenuItem_Click(object sender, EventArgs e)
 {
     Employee selectedEmployee = GetSelectedEmployee();
     if (selectedEmployee != null)
     {
         EmployeeInformationUI employeeInformationUi = new EmployeeInformationUI(selectedEmployee);
         employeeInformationUi.ShowDialog();
         LoadListView(partialName);
         resultListView.HideSelection = false;
     }
 }
 private void addButton_Click(object sender, EventArgs e)
 {
     EmployeeInformationUI employeeInformationUi = new EmployeeInformationUI();
     employeeInformationUi.Show();
 }