/*
* Pre:
* Post: Update the list of available teachers
*/
private void updateTeacherDropdown()
{
ddlTeacher.DataSource = null;
ddlTeacher.DataBind();
ddlTeacher.Items.Clear();
int year = Convert.ToInt32(ddlYear.SelectedValue);
DataTable table = DbInterfaceContact.GetTeachersForBadgerEvent(year);
if (table != null)
{
//add empty item
ddlTeacher.Items.Add(new ListItem("", ""));
//add teachers from district
ddlTeacher.DataSource = table;
ddlTeacher.DataTextField = "ComboName";
ddlTeacher.DataValueField = "ContactId";
ddlTeacher.DataBind();
}
else
{
showErrorMessage("Error: The teachers for the selected event could not be retrieved.");
}
}
