Print only selected ASP.Net GridView Row on LinkButton Click using C# and VB.Net

Hi Kid.live,

Please refer below sample.

HTML

<asp:GridView runat="server" CssClass="table table-striped table-bordered"
    OnRowCommand="gvDetails_RowCommand" ID="gvDetails" AutoGenerateColumns="false">
    <Columns>
        <asp:BoundField DataField="amount" ItemStyle-Font-Bold="true" ItemStyle-Font-Size="Large" HeaderText="Amount" />
        <asp:BoundField DataField="branch_num" HeaderText="Branch No" />
        <asp:BoundField DataField="machineID" HeaderText="Machine ID" />
        <asp:BoundField DataField="shift" HeaderText="Shifts" />
        <asp:BoundField DataField="userID" HeaderText="User" />
        <asp:BoundField DataField="voucher_date" HeaderText="Voucher Date" />
        <asp:BoundField DataField="voucher_number" HeaderText="Voucher No" />
        <asp:TemplateField>
            <ItemTemplate>
                <asp:LinkButton ID="IBPrint" CommandName="Select" CommandArgument="<%# Container.DataItemIndex %>"
                    CssClass="btn btn-outline-dark rounded-circle" runat="server">
                                    <i class="bi bi-printer"></i>Print
                </asp:LinkButton>
            </ItemTemplate>
        </asp:TemplateField>
    </Columns>
    <PagerStyle HorizontalAlign="Center" CssClass="GridPager" />
</asp:GridView>

Namespaces

C#

using System.Data;
using System.Text;
using System.IO;

VB.Net

Imports System.Data
Imports System.Text
Imports System.IO

Code

 C#

protected void Page_Load(object sender, EventArgs e)
{        
    DataTable dt = new DataTable();
    {
        dt.Columns.AddRange(new DataColumn[]
        {
            new DataColumn("amount", typeof(int)),
            new DataColumn("branch_num", typeof(int)),
            new DataColumn("machineID", typeof(int)),
            new DataColumn("Shift"),
            new DataColumn("userID", typeof(int)),
            new DataColumn("voucher_date", typeof(DateTime) ),
            new DataColumn("voucher_number", typeof(int))
        });
        dt.Rows.Add(100, 1, 1,"A", 4, "07/02/2022", 13);
        dt.Rows.Add(200, 2, 2, "B", 5, "08/02/2022", 14);
        dt.Rows.Add(300, 3, 3, "C", 6, "09/02/2022", 15);
    }
    this.gvDetails.DataSource = dt;
    this.gvDetails.DataBind();

}

protected void gvDetails_RowCommand(object sender, GridViewCommandEventArgs e)
{
    if (e.CommandName == "Select")
    {
        //Determine the RowIndex of the Row whose Button was clicked.
        int rowIndex = Convert.ToInt32(e.CommandArgument);

        //Reference the GridView Row.
        GridViewRow selectedRow = gvDetails.Rows[rowIndex];

        gvDetails.Attributes["style"] = "border-collapse:separate";

        foreach (GridViewRow row in gvDetails.Rows)
        {
            if (row == selectedRow)
            {
                row.Visible = true;
            }
            else
            {
                row.Visible = false;
            }
        }

        StringWriter sw = new StringWriter();
        HtmlTextWriter hw = new HtmlTextWriter(sw);
        gvDetails.RenderControl(hw);
        string gridHTML = sw.ToString().Replace("\"", "'").Replace(System.Environment.NewLine, "");
        StringBuilder sb = new StringBuilder();
        sb.Append("<script type = 'text/javascript'>");
        sb.Append("window.onload = new function(){");
        sb.Append("var printWin = window.open('', '', 'left=0");
        sb.Append(",top=0,width=1000,height=600,status=0');");
        sb.Append("printWin.document.write(\"");
        string style = "<style type = 'text/css'>thead {display:table-header-group;} tfoot{display:table-footer-group;}</style>";
        sb.Append(style + gridHTML);
        sb.Append("\");");
        sb.Append("printWin.document.close();");
        sb.Append("printWin.focus();");
        sb.Append("printWin.print();");
        sb.Append("printWin.close();");
        sb.Append("};");
        sb.Append("</script>");
        ClientScript.RegisterStartupScript(this.GetType(), "GridPrint", sb.ToString());
        gvDetails.DataBind();
    }
}

public override void VerifyRenderingInServerForm(Control control)
{
    /* Verifies that the control is rendered */
}

 VB.Net

Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
    Dim dt As DataTable = New DataTable()

    If True Then
        dt.Columns.AddRange(New DataColumn() {New DataColumn("amount", GetType(Integer)), New DataColumn("branch_num", GetType(Integer)), New DataColumn("machineID", GetType(Integer)), New DataColumn("Shift"), New DataColumn("userID", GetType(Integer)), New DataColumn("voucher_date", GetType(DateTime)), New DataColumn("voucher_number", GetType(Integer))})
        dt.Rows.Add(100, 1, 1, "A", 4, "07/02/2022", 13)
        dt.Rows.Add(200, 2, 2, "B", 5, "08/02/2022", 14)
        dt.Rows.Add(300, 3, 3, "C", 6, "09/02/2022", 15)
    End If

    Me.gvDetails.DataSource = dt
    Me.gvDetails.DataBind()
End Sub

Protected Sub gvDetails_RowCommand(ByVal sender As Object, ByVal e As GridViewCommandEventArgs)
    If e.CommandName = "Select" Then
        Dim rowIndex As Integer = Convert.ToInt32(e.CommandArgument)
        Dim selectedRow As GridViewRow = gvDetails.Rows(rowIndex)
        gvDetails.Attributes("style") = "border-collapse:separate"

        For Each row As GridViewRow In gvDetails.Rows

            If row.Equals(selectedRow) Then
                row.Visible = True
            Else
                row.Visible = False
            End If
        Next

        Dim sw As StringWriter = New StringWriter()
        Dim hw As HtmlTextWriter = New HtmlTextWriter(sw)
        gvDetails.RenderControl(hw)
        Dim gridHTML As String = sw.ToString().Replace("""", "'").Replace(System.Environment.NewLine, "")
        Dim sb As StringBuilder = New StringBuilder()
        sb.Append("<script type = 'text/javascript'>")
        sb.Append("window.onload = new function(){")
        sb.Append("var printWin = window.open('', '', 'left=0")
        sb.Append(",top=0,width=1000,height=600,status=0');")
        sb.Append("printWin.document.write(""")
        Dim style As String = "<style type = 'text/css'>thead {display:table-header-group;} tfoot{display:table-footer-group;}</style>"
        sb.Append(style & gridHTML)
        sb.Append(""");")
        sb.Append("printWin.document.close();")
        sb.Append("printWin.focus();")
        sb.Append("printWin.print();")
        sb.Append("printWin.close();")
        sb.Append("};")
        sb.Append("</script>")
        ClientScript.RegisterStartupScript(Me.GetType(), "GridPrint", sb.ToString())
        gvDetails.DataBind()
    End If
End Sub

Public Overrides Sub VerifyRenderingInServerForm(ByVal control As Control)
End Sub

Screenshot

Gridview

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