//GetStateDetailinCombo is to bind state details to combobox
public void GetStateDetailinCombo()
{
//using DataTable we can get the state details from database and those are bind to combobox
using (DataTable dt = objm.GetStateDetailinCombo())
{
StateRadComboBox.DataSource = dt;
StateRadComboBox.DataTextField = "State";
StateRadComboBox.DataValueField = "Statenumber";
StateRadComboBox.DataBind();
StateRadComboBox.Items.Insert(0, new RadComboBoxItem("--- Select ---", "0"));
}
}
// CityIDtxtbox_TextChanged event is used to validate the Citytextbox
protected void CityIDtxtbox_TextChanged(object sender, EventArgs e)
{
string lbl = CityIDtxtbox.Text;
//Using below expression user can only enter charcters for city
if (System.Text.RegularExpressions.Regex.IsMatch(CityIDtxtbox.Text, "^[a-zA-Z ]+$"))
{
lblErrorMsg.Text = "";
//set focus to next field
StateRadComboBox.Focus();
}
else
{
CityIDtxtbox.Text = CityIDtxtbox.Text.Remove(CityIDtxtbox.Text.Length - 1);
lblErrorMsg.Text = ("Enter the Cityname for ex.Dallas ");
}
}
