Selectedrowsusing check box should be displayedinsidethefoot

Question

Hi all,
I have requirement when we select the rows of the grid view using checkboxs those selected rows should be displayed in the footer row of the grid after clicking the button present outside of the grid. please let me know how we can do it using asp.net and c# programming.


my src is like this.


<div>
        <table style="width: 100%">
            <tr>
                <td>
                    <asp:Button ID="btncpyrws" runat="server" Text="CopyRows" Style="color: Blue; width: 100px"
                        OnClick="btncpyrws_Click" />
                    &nbsp;
                    <asp:Button ID="btndlt" runat="server" Text="Delete" Style="color: Blue; width: 100px"
                        OnClick="btndlt_Click" OnClientClick="javascript:return dltmsg()" />
                    &nbsp;
                    <asp:Button ID="btncrtrw" runat="server" Text="AddRow" Style="color: Blue; width: 100px"
                        OnClick="btncrtrw_Click" />
                </td>
            </tr>
            <tr>
                <td>
                    <asp:GridView runat="server" ID="gv" AutoGenerateColumns="False" CellPadding="4"
                        ForeColor="#333333" GridLines="None">
                        <AlternatingRowStyle BackColor="White" />
                        <Columns>
                            <asp:TemplateField HeaderText="Username" SortExpression="Username">
                                <ItemTemplate>
                                    <asp:Label ID="Label1" runat="server" Text='<%# Bind("Username") %>'></asp:Label>
                                    <asp:HiddenField ID="hdn" runat="server" Value='<%#Eval("Id") %>' />
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("Username") %>'></asp:TextBox>
                                </EditItemTemplate>
                                <FooterTemplate>
                                    <asp:TextBox ID="ftrtxtunme" runat="server" Text='<%#Eval("Username") %>'></asp:TextBox>
                                </FooterTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="Password" SortExpression="Password">
                                <ItemTemplate>
                                    <asp:Label ID="Label2" runat="server" Text='<%# Bind("Password") %>'></asp:Label>
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox ID="TextBox2" runat="server" Text='<%# Bind("Password") %>'></asp:TextBox>
                                </EditItemTemplate>
                                <FooterTemplate>
                                    <asp:TextBox ID="ftrtxtpwd" runat="server" Text='<%Eval("Password") %>'></asp:TextBox>
                                </FooterTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="FirstName" SortExpression="FirstName">
                                <ItemTemplate>
                                    <asp:Label ID="Label3" runat="server" Text='<%#Eval("FirstName") %>'></asp:Label>
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox ID="TextBox3" runat="server" Text='<%# Bind("FirstName") %>'></asp:TextBox>
                                </EditItemTemplate>
                                <FooterTemplate>
                                    <asp:TextBox ID="ftrfnme" runat="server" Text='<%Eval("FirstName") %>'></asp:TextBox>
                                </FooterTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="LastName" SortExpression="LastName">
                                <ItemTemplate>
                                    <asp:Label ID="Label4" runat="server" Text='<%# Bind("LastName") %>'></asp:Label>
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox ID="TextBox4" runat="server" Text='<%# Bind("LastName") %>'></asp:TextBox>
                                </EditItemTemplate>
                                <FooterTemplate>
                                    <asp:TextBox ID="ftrlnme" runat="server" Text='<%Eval("LastName") %>'></asp:TextBox>
                                </FooterTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="Email" SortExpression="Email">
                                <ItemTemplate>
                                    <asp:Label ID="Label5" runat="server" Text='<%# Bind("Email") %>'></asp:Label>
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox ID="TextBox5" runat="server" Text='<%# Bind("Email") %>'></asp:TextBox>
                                </EditItemTemplate>
                                <FooterTemplate>
                                    <asp:TextBox ID="ftrml" runat="server" Text='<%Eval("Email") %>'></asp:TextBox>
                                </FooterTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="Phoneno" SortExpression="Phoneno">
                                <ItemTemplate>
                                    <asp:Label ID="Label6" runat="server" Text='<%# Bind("Phoneno") %>'></asp:Label>
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox ID="TextBox6" runat="server" Text='<%# Bind("Phoneno") %>'></asp:TextBox>
                                </EditItemTemplate>
                                <FooterTemplate>
                                    <asp:TextBox ID="ftrphne" runat="server" Text='<%Eval("Phoneno") %>'></asp:TextBox>
                                </FooterTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="Location" SortExpression="Location">
                                <ItemTemplate>
                                    <asp:Label ID="Label7" runat="server" Text='<%# Bind("Location") %>'></asp:Label>
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox ID="TextBox7" runat="server" Text='<%# Bind("Location") %>'></asp:TextBox>
                                </EditItemTemplate>
                                <FooterTemplate>
                                    <asp:TextBox ID="ftrlctn" runat="server" Text='<%Eval("Location") %>'></asp:TextBox>
                                </FooterTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="Createdby" SortExpression="Location">
                                <ItemTemplate>
                                    <asp:Label ID="Label8" runat="server" Text='<%# Bind("Createdby") %>'></asp:Label>
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox ID="TextBox8" runat="server" Text='<%# Bind("Createdby") %>'></asp:TextBox>
                                </EditItemTemplate>
                                <FooterTemplate>
                                    <asp:TextBox ID="ftrcrtdb" runat="server" Text='<%Eval("Createdby") %>'></asp:TextBox>
                                </FooterTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="Check">
                                <ItemTemplate>
                                    <asp:CheckBox ID="chkitm" runat="server" />
                                </ItemTemplate>
                                <FooterTemplate>
                                    <asp:Button ID="Addrecord" runat="server" OnClick="Addrecord_Click" Text="AddRecord" />
                                </FooterTemplate>
                            </asp:TemplateField>
                        </Columns>
                        <EditRowStyle BackColor="#2461BF" />
                        <FooterStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
                        <HeaderStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
                        <PagerStyle BackColor="#2461BF" ForeColor="White" HorizontalAlign="Center" />
                        <RowStyle BackColor="#EFF3FB" />
                        <SelectedRowStyle BackColor="#D1DDF1" Font-Bold="True" ForeColor="#333333" />
                        <SortedAscendingCellStyle BackColor="#F5F7FB" />
                        <SortedAscendingHeaderStyle BackColor="#6D95E1" />
                        <SortedDescendingCellStyle BackColor="#E9EBEF" />
                        <SortedDescendingHeaderStyle BackColor="#4870BE" />
                    </asp:GridView>
                </td>
            </tr>
        </table>
    </div>