With Ext.Net 2x how to I select the first item on a ComboBox by index and not value?

  1. #1

    With Ext.Net 2x adding selecteditem doesn't work by index

    In the sample bellow I would like to select "b",

    <%@ Page Language="C#" %>
    
    <!DOCTYPE html>
    
    
    <script runat="server">
        protected void btOK_Click(object sender, DirectEventArgs e)
        {
            //lblResult.Text = combo1.SelectedItems[0].Index.ToString();
            combo1.SelectedItems.Add(combo1.Items[0]);
            Ext.Net.ListItem item = new Ext.Net.ListItem();
            item.Index = 2;
            combo1.SelectedItems.Add(item);
        }
    </script>
    
    
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <title></title>
    </head>
    <body>
        <form id="form1" runat="server">
            <ext:ResourceManager runat="server"></ext:ResourceManager>
            <ext:FormPanel runat="server">
                <Items>
                    <ext:ComboBox runat="server" ID="combo1">
                        <Items>
                            <ext:ListItem Text="a" Value="a" />
                            <ext:ListItem Text="b" Value="b" />
                            <ext:ListItem Text="c" Value="c" />
                        </Items>
                    </ext:ComboBox>
                </Items>
            </ext:FormPanel>
            <ext:Button runat="server" Text="OK">
                <DirectEvents>
                    <Click OnEvent="btOK_Click"></Click>
                </DirectEvents>
            </ext:Button>
        </form>
    </body>
    </html>
    Any help is much appreciated.
    Thanks
    Last edited by paul-2011; Oct 10, 2013 at 7:53 PM.
  2. #2
    solution.

    private void selectComboByValue(Stringvalue)
        {
            combo1.SelectedItems.Clear();
            combo1.SelectedItems.Add(new Ext.Net.ListItem() { Value = value });
            combo1.UpdateSelectedItems();
        }
    
    
        private void selectComboByIndex(int index)
        {
            combo1.SelectedItems.Clear();
            combo1.SelectedItems.Add(new Ext.Net.ListItem() { Index = index });
            combo1.UpdateSelectedItems();
        }

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