=== 5. Implement Delete Option ===

5.1. In the <code>ContactList</code> class add the following lines to the <code>onOptionsItemSelected</code> method:

case R.id.item2:

Student deleteStudent = (Student)contactsList.getSelectedItem();

}

break;

5.2. Add the method to generate the dialog window to alert if no contact has been selected:

public void showDialog(String message){

AlertDialog alertDialog = new AlertDialog.Builder(this).create();

alertDialog.show();

}

5.3. Run the application, select one student from the list, press menu and select "Delete Student":<br/>

[[Image: A_delete1.png | 450px]]<br/>