protected void SpecializationList_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
DropDownList s = sender as DropDownList;
string specialization = s.SelectedValue;
string sqlConnString = ConfigurationManager.ConnectionStrings["ConnString"].ToString();
SqlConnection sqlConn = new SqlConnection(sqlConnString);
sqlConn.Open();
String sql = "select s.specialist_name, s.specialist_id, sp.specialization_name, sp.specialization_id from specialist s, specialization sp where s.specialization_id = sp.specialization_id and sp.specialization_id ='" + specialization + " 'order by specialist_name";
SqlCommand sqlCmd = new SqlCommand(sql, sqlConn);
SqlDataAdapter da = new SqlDataAdapter(sqlCmd);
DataSet ds = new DataSet();
da.Fill(ds);
SpecialistList.DataTextField = ds.Tables[0].Columns["specialist_name"].ToString();
SpecialistList.DataValueField = ds.Tables[0].Columns["specialist_id"].ToString();
SpecialistList.DataSource = ds.Tables[0];
SpecialistList.DataBind();
sqlConn.Close();
}
catch (Exception ex)
{
Response.Write("Error:" + ex.ToString());
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
try
{
string sqlConnString = ConfigurationManager.ConnectionStrings["ConnString"].ToString();
SqlConnection sqlConn = new SqlConnection(sqlConnString);
sqlConn.Open();
SqlCommand sqlCmd = new SqlCommand("select * from specialist order by 2", sqlConn);
SqlDataAdapter da = new SqlDataAdapter(sqlCmd);
DataSet ds = new DataSet();
da.Fill(ds);
SpecialistList.DataTextField = ds.Tables[0].Columns["specialist_name"].ToString();
SpecialistList.DataValueField = ds.Tables[0].Columns["specialist_id"].ToString();
SpecialistList.DataSource = ds.Tables[0];
SpecialistList.DataBind();
//LocationList.SelectedIndex = 1;
}
catch (Exception ex)
{
Response.Write("Error:" + ex.ToString());
}
}
}
