Thursday, July 12

How to get row number from gridview on textbox change event using javascript without page refreshing

<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
    <title>Read GridView Contents using javascript</title>
 <script type ="text/javascript" >
 function rowno(rowindex)
    {
        alert(rowindex);
    }
    


 </script>
</head>

<body>
    <form id="form1" runat="server">
    <div>
    <asp:GridView ID="gv" runat="server" Font-Size="16pt" 
        Font-Names="Verdana" Width="292px" AutoGenerateColumns="False" 
        onrowediting="gv_RowEditing" onrowcancelingedit="gv_RowCancelingEdit" 
        onrowupdating="gv_RowUpdating" DataKeyNames="TKTNO" 
            onrowdatabound="gv_RowDataBound">
        <RowStyle BackColor="#FFFBD6" ForeColor="#333333" />
                        <SelectedRowStyle BackColor="#FFCC66" Font-Bold="True" ForeColor="Navy" />
                        <Columns>
                            <asp:TemplateField HeaderText="TKTNO">
                               
                                <ItemTemplate>
                                    <asp:Label ID="Label1" runat="server" Text='<%# Bind("TKTNO") %>'></asp:Label>
                                </ItemTemplate>
                                
                            </asp:TemplateField>
                            
                            <asp:TemplateField HeaderText="NAME">
                           
                                <ItemTemplate>
                                    <asp:Label ID="Label2" runat="server" Text='<%# Bind("NAME") %>'></asp:Label>
                                </ItemTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="BASIC">
                            
                                <ItemTemplate>
                                    <asp:Label ID="Label3" runat="server" Text='<%# Bind("BASIC") %>'></asp:Label>
                                </ItemTemplate>
                            </asp:TemplateField>
                            
                            <asp:TemplateField HeaderText="DA">
                               
                                <ItemTemplate>
                                    <asp:Label ID="Label4" runat="server" Text='<%# Bind("DA") %>'></asp:Label>
                                </ItemTemplate>
                            </asp:TemplateField>
                            
                            <asp:TemplateField HeaderText="DP">
                                
                                <ItemTemplate>
                                <asp:TextBox ID="txtdp" runat="server" Text='<%# Bind("DP") %>' Width="20px"></asp:TextBox>
                                    
                                </ItemTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="AB">
                               
                                <ItemTemplate>
                                 <asp:TextBox ID="txtab" runat="server" Text='<%# Bind("AB") %>' Width="20px"></asp:TextBox>
                                    
                                </ItemTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="WH">
                                
                                <ItemTemplate>
                                <asp:TextBox ID="txtwh" runat="server" Text='<%# Bind("WH") %>' Width="20px"></asp:TextBox>
                                    
                                </ItemTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="ED">
                                
                                <ItemTemplate>
                                <asp:TextBox ID="txted" runat="server" Text='<%# Bind("ED") %>' Width="20px"></asp:TextBox>
                                    
                                </ItemTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="A_DAY">
                                
                                <ItemTemplate>
                                 <asp:TextBox ID="txta_day" runat="server" Text='<%# Bind("A_DAY") %>' Width="20px"></asp:TextBox>
                                    
                                </ItemTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="B_DAY">
                                
                                <ItemTemplate>
                                    <asp:TextBox ID="txtb_day" runat="server" Text='<%# Bind("B_DAY") %>' Width="20px"></asp:TextBox>
                                    
                                </ItemTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="C_DAY">
                                
                                <ItemTemplate>
                                    <asp:TextBox ID="txtc_day" runat="server" Text='<%# Bind("C_DAY") %>' Width="20px"></asp:TextBox>
                                    
                                </ItemTemplate>
                            </asp:TemplateField>
                            <asp:TemplateField HeaderText="D_DAY">
                                
                                <ItemTemplate>
                                    <asp:TextBox ID="txtd_day" runat="server" Text='<%# Bind("D_DAY") %>' Width="20px"></asp:TextBox>
                                    
                                </ItemTemplate>
                            </asp:TemplateField>
        </Columns>
                        <PagerStyle BackColor="#FFCC66" ForeColor="#333333" HorizontalAlign="Center" Font-Names="Verdana" Font-Size="X-Small" />
                        <HeaderStyle BackColor="#990000" Font-Bold="True" ForeColor="White" Font-Names="Verdana" Font-Size="X-Small" HorizontalAlign="Left" />
                        <AlternatingRowStyle BackColor="White" Font-Names="Verdana" Font-Size="X-Small" />
                        
    </asp:GridView>
        

        <hr />
        

        <asp:Button runat="server" ID="cmdRead" Text="Javascript to read gridview data" OnClientClick=" return Read_Data();" />
    </div>
    </form>
</body>
</html>


Code behind:-

 protected void gv_RowDataBound(object sender, GridViewRowEventArgs e)
    {
 if (e.Row.RowType == DataControlRowType.DataRow)
        {
        ((TextBox)e.Row.FindControl("textbox")).Attributes.Add("OnChange", "javascript:rowno(" + e.Row.RowIndex + ")");
}
    }

Thanks Shibashish Mohanty
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ShibashishMnty
shibashish mohanty