Hello,
I am new in telerik radgrid, working in c#. I am working in a radgrid which have AllowFilteringByColumn feature. I am binding this grid from code behind every time. This grid have 2 extra CheckBox column. Problem is when I am performing any search page load is called and the checked check box disappears after page load. How can I Resolve this problem. I need to keep the previous selection of the check box after performing search on preferred column.
<telerik:RadGrid ID="grdAgreement" runat="server" SelectedItemStyle-CssClass="SelectedStyle"
HeaderStyle-Height="40px" HeaderStyle-BackColor="#CEECF5" AutoGenerateColumns="False"
GroupPanelPosition="Top" ResolvedRenderMode="Classic" Skin="Simple" Width="100%"
ShowStatusBar="True" AllowMultiRowSelection="True" AllowFilteringByColumn="true"
HeaderStyle-Font-Size="18px" HeaderStyle-Font-Bold="true" HeaderStyle-Font-Names="Arial Regular">
<MasterTableView DataKeyNames="Id" >
<Columns>
<telerik:GridBoundColumn DataField="Id" DataType="System.Int32" FilterControlAltText="Filter Id column"
HeaderText="ID" ReadOnly="True" SortExpression="Id" UniqueName="Id" Visible="true" AllowFiltering="false">
</telerik:GridBoundColumn>
<telerik:GridBoundColumn DataField="DocumentTitle" FilterControlAltText="Filter DocumentTitle column"
HeaderText="Document Title" SortExpression="DocumentTitle" UniqueName="DocumentTitle" AllowFiltering="true"
AndCurrentFilterFunction="Contains" AutoPostBackOnFilter="True" AllowSorting="True"
HeaderStyle-Font-Size="18px" FilterControlWidth="120px">
<HeaderStyle Width="200px" HorizontalAlign="Center" />
</telerik:GridBoundColumn>
<telerik:GridTemplateColumn HeaderText="Select for Template" AllowFiltering="false">
<ItemTemplate>
<asp:CheckBox ID="chkSelectForTemplate" Checked='<%# Eval("SelectforTemp") %>' runat="server" />
</ItemTemplate>
</telerik:GridTemplateColumn>
</Columns>
</MasterTableView>
<HeaderStyle BackColor="#CEECF5" Height="40px"></HeaderStyle>
<SelectedItemStyle CssClass="SelectedStyle"></SelectedItemStyle>
</telerik:RadGrid>
code behind
if (!IsPostBack)
{
if (Request.QueryString["ID"] != null)
{
string str_id = Request.QueryString["ID"].ToString();
if (str_id != "")
{
// code for select by ID
BindingGrid(str_id);
}
}
else
{
BindingGrid();
}
}
else
{
}