How to get Valuemember of listbox in C#

[crsqn91l]

frnds i m not getting first item of listbox details but i m getting otherthan first item listbox details when i click..on item in listbox. for loading values i m using below code..

public void bindinglistbox()
        {
            DataTable dataoffices;
            dataoffices = obj.getoffices();
 
 
 
 
            LTB_Existingoffices.DataBindings.Clear();
            LTB_Existingoffices.DataBindings.Add("Text", States3, "LongName3");
            LTB_Existingoffices.DataSource = dataoffices.DefaultView;
            //LTB_Existingoffices.SelectedIndex = 0;
            LTB_Existingoffices.DisplayMember = dataoffices.Columns["Name"].ToString();
            LTB_Existingoffices.ValueMember = dataoffices.Columns["id"].ToString();
 
 
 
        }
 
for getting valuemember i m using this code..........
 
 
private void LTB_Existingoffices_SelectedValueChanged(object sender, EventArgs e)
        {
            //if ((LTB_Existingoffices.SelectedIndex)  >= (LTB_Existingoffices.Items.Count-1) )
            //{
            //    LTB_Existingoffices.SelectedIndex = 0;
                if ((LTB_Existingoffices.SelectedIndex) > 0)
                {
                    string myid;
                    myid = (LTB_Existingoffices.SelectedValue.ToString());
                    officeid = (Convert.ToInt32(myid));
                    BTN_SAVE.Text = "Update";
                    BTN_Del.Enabled = true;
 
                    binding();
                //}
 
                //else
                //{
                //    LTB_Existingoffices.SelectedIndex += 1;
                //}
 
 
            }
        }
 

any one plz Help me ........

[Frinavale]

private void LTB_Existingoffices_SelectedValueChanged(object sender, EventArgs e)
{
//if ((LTB_Existingoffices.SelectedIndex) >= (LTB_Existingoffices.Items.Count-1) )
//{
// LTB_Existingoffices.SelectedIndex = 0;
if ((LTB_Existingoffices.SelectedIndex) > 0)
{
string myid;
myid = (LTB_Existingoffices.SelectedValue.ToString());
officeid = (Convert.ToInt32(myid));
BTN_SAVE.Text = "Update";
BTN_Del.Enabled = true;

binding();
//}

//else
//{
// LTB_Existingoffices.SelectedIndex += 1;
//}


}
}
[/code]
any one plz Help me ........

Hi!

The first item in a ListBox is at index 0.
Your logic ignores 0 when you check:

if ((LTB_Existingoffices.SelectedIndex) > 0)

Try changing this to be
if ((LTB_Existingoffices.SelectedIndex) >= 0)


Cheers!

-Frinny

[crsqn91l]

thnx for reply.... my problem clearded.. i used datasource after valuemember of control...

LTB_Existingoffices.DisplayMember = dataoffices.Columns["Name"].ToString();
LTB_Existingoffices.ValueMember = dataoffices.Columns["id"].ToString();
LTB_Existingoffices.DataSource = dataoffices.DefaultView;

[Frinavale]

thnx for reply.... my problem clearded.. i used datasource after valuemember of control...

LTB_Existingoffices.DisplayMember = dataoffices.Columns["Name"].ToString();
LTB_Existingoffices.ValueMember = dataoffices.Columns["id"].ToString();
LTB_Existingoffices.DataSource = dataoffices.DefaultView;

Good Work!
Thanks for sharing the solution :)

Happy Coding!
-Frinny