how to read xml file child node and display it to datagridview in c#

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C#

XML

DataGridView

i'm trying to read an xml file and display to datagridview. while doing i'm able to display header items only child nodes are missing

xml file

-<EclipseHeader OpportunityID="" CurrencyCode="AD" PriceTerm="DF" Country="AU" OrigApplication="SBW" SupplyChain="BTCO" ConfigID="10001" SKU="TBD" NetPrice="0" ConfigName="StoreEasy 1640 - Tape Options - 25-2-2015/HP StoreEasy 1640 16TB SAS Storage #3">


-<EclipseLineItems>

<EclipseLineItem NetPrice="17630" Level="1" IntegrationGroupCode="20101" Description="HP StoreEasy 1640 16TB SAS Storage" Quantity="1" ProductNumber="E7W82A" TagText="NA"/>

<EclipseLineItem NetPrice="0" Level="1" IntegrationGroupCode="20101" Description="HP 4Y 4 hr 24x7 Proactive Care SVC" Quantity="1" ProductNumber="H1K92A4" TagText="NA"/>

<EclipseLineItem NetPrice="3989" Level="2" IntegrationGroupCode="20101" Description="HP StoreEasy 1440/1640 Support" Quantity="1" ProductNumber="H1K92A4 SPV" TagText="NA"/>

<EclipseLineItem NetPrice="0" Level="1" IntegrationGroupCode="20101" Description="HP Installation Service" Quantity="1" ProductNumber="HA113A1" TagText="NA"/>

<EclipseLineItem NetPrice="2625" Level="2" IntegrationGroupCode="20101" Description="HP StoreEasy 1000 3000 Install SVC" Quantity="1" ProductNumber="HA113A1 5AM" TagText="NA"/>

<EclipseLineItem NetPrice="439" Level="1" IntegrationGroupCode="20101" Description="HP H221 PCIe 3.0 SAS HBA" Quantity="1" ProductNumber="729552-B21" TagText="NA"/>

</EclipseLineItems>

</EclipseHeader>

my code


OpenFileDialog openfiledialog2 = new OpenFileDialog();
if (openfiledialog2.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
this.txtXML.Text = openfiledialog2.FileName;
}

DataSet ds = new DataSet();
string xmlfile = txtXML.Text;
ds.ReadXml(xmlfile);
dgvExcelRResult.DataSource = ds.Tables[0];