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POhow to maintain dropdownlist selected item after click of a button on the same page
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  1. POhow to maintain dropdownlist selected item after click of a button on the same page
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    copied!<p>im using an update panel whose update mode is set to conditional. i want to maintain the drop down list selection after I click a button which displays a form to enter information that pertains to that particular selected dropdownlist selection. how can this be done? i enabled view state of the dropdownlist itself to be tru but it isnt working... the list value always goes back to the original default value - 0</p> <pre><code> &lt;asp:DropDownList ID="DropDownListTug" runat="server" DataSourceID="SqlDataSourceTugs" DataTextField="Tug_Name" DataValueField="Tug_ID" AutoPostBack="True" AppendDataBoundItems="True" OnSelectedIndexChanged="ShowNewRateBtn"&gt; &lt;asp:ListItem Value="0" Text="&amp;lt;Select&amp;gt;" Enabled="True" Selected="True"&gt;&lt;/asp:ListItem&gt; &lt;/asp:DropDownList&gt; &lt;asp:Button ID="NewTug" runat="server" Text="New Tug" OnClick="NewTug_Click" CausesValidation="False" Width="74px" /&gt; &lt;asp:SqlDataSource ID="SqlDataSourceTugs" runat="server" ConnectionString="&lt;%$ g %&gt;" SelectCommand="SELECT [Tug_Name], [Tug_ID] FROM [COMIS_tbl_TugMaster]"&gt;&lt;/asp:SqlDataSource&gt; protected void ShowNewRateBtn(object sender, EventArgs e) { BtnNewRate.Visible = true; } protected void BtnNewRate_Click(object sender, EventArgs e) { try { processTugs.Visible = true; allButtons.Visible = true; BtnSave.Visible = true; BtnCancel.Visible = true; // DropDownListTug.Focus(); // DropDownListTug.EnableViewState = true; // DropDownListTug.SelectedValue = Session.... ; // } } catch (Exception ex) { Console.WriteLine("{0} Exception caught.", ex); } }enter code here </code></pre>
 

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