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Tuesday, 23 April 2013

Create an application in C# to insert, delete, and Edit the data using Gridview control.

Create an application in C# to insert, delete, and Edit the data using Gridview control.

Program:

 .aspx file

<%@ Page Language="C#" Debug="true" AutoEventWireup="true" CodeFile="grid.aspx.cs"
    Inherits="Account_grid" %>

 <html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:GridView ID="gvdatabase" runat="server" AllowPaging="True" AutoGenerateColumns="False"
            DataKeyNames="id" ShowFooter="True" OnPageIndexChanging="gvdatabase_PageIndexChanging"
            OnRowCancelingEdit="gvdatabase_RowCancelingEdit" OnRowDeleting="gvdatabase_RowDeleting"
            OnRowEditing="gvdatabase_RowEditing" OnRowUpdating="gvdatabase_RowUpdating">
            <Columns>
                <asp:TemplateField HeaderText="ID">
                    <ItemTemplate>
                        <asp:Label ID="lblid" runat="server" Text='<%#Eval("ID") %>'></asp:Label>
                    </ItemTemplate>
                    <EditItemTemplate>
                        <asp:Label ID="lblid" runat="server" Text='<%#Eval("ID") %>'></asp:Label>
                    </EditItemTemplate>
                    <FooterTemplate>
                        <asp:TextBox ID="txtIid" runat="server"></asp:TextBox>
                    </FooterTemplate>
                </asp:TemplateField>
                <asp:TemplateField HeaderText="Name">
                    <ItemTemplate>
                        <asp:Label ID="lblname" runat="server" Text='<%#Eval("Name") %>'></asp:Label>
                    </ItemTemplate>
                    <EditItemTemplate>
                        <asp:TextBox ID="txtname" runat="server" Text='<%#Eval("Name") %>'></asp:TextBox>
                    </EditItemTemplate>
                    <FooterTemplate>
                        <asp:TextBox ID="txtIname" runat="server"></asp:TextBox>
                    </FooterTemplate>
                </asp:TemplateField>
                <asp:TemplateField HeaderText="Designation">
                    <ItemTemplate>
                        <asp:Label ID="lblsurname" runat="server" Text='<%#Eval("Designation") %>'></asp:Label>
                    </ItemTemplate>
                    <EditItemTemplate>
                        <asp:TextBox ID="txtdesignation" runat="server" Text='<%#Eval("Designation") %>'></asp:TextBox>
                    </EditItemTemplate>
                    <FooterTemplate>
                        <asp:TextBox ID="txtIsurname" runat="server"></asp:TextBox>
                    </FooterTemplate>
                </asp:TemplateField>
                <asp:TemplateField HeaderText="Command">
                    <ItemTemplate>
                        <asp:Button ID="btnEdit" runat="server" Text="Edit" CommandName="Edit" />
                        <asp:Button ID="Delete" runat="server" Text="Delete" CommandName="Delete" />
                    </ItemTemplate>
                    <EditItemTemplate>
                        <asp:Button ID="btnUpdate" runat="server" Text="Update" CommandName="Update" />
                        <asp:Button ID="btnCancel" runat="server" Text="Cancel" CommandName="Cancel" />
                    </EditItemTemplate>
                    <FooterTemplate>
                        <asp:Button ID="btninsert" runat="server" Text="Insert" OnClick="btninsert_Click" />
                    </FooterTemplate>
                </asp:TemplateField>
            </Columns>
        </asp:GridView>
    </div>
    </form>
</body>
</html>




.aspx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
public partial class Account_grid : System.Web.UI.Page
{
    SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["ConnectionString1"].ConnectionString);
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            bind_Grid();
        }

    }
    private void bind_Grid()
    {

        con.Open();
        SqlCommand cmd = new SqlCommand("Select * from Table_1", con);
        DataSet ds = new DataSet();
        SqlDataAdapter da = new SqlDataAdapter(cmd);
        cmd.ExecuteNonQuery();
        da.Fill(ds);

        gvdatabase.DataSource = ds;
        gvdatabase.DataBind();
        con.Close();
    }
    protected void gvdatabase_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        gvdatabase.PageIndex = e.NewPageIndex;
        bind_Grid();
    }
    protected void gvdatabase_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
    {
        gvdatabase.EditIndex = -1;
        bind_Grid();
    }
    protected void gvdatabase_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        int id;
        id = Convert.ToInt32(gvdatabase.DataKeys[e.RowIndex].Value);

        con.Open();
        SqlCommand cmd = new SqlCommand("Delete from  Table_1 where ID=" + id + "", con);
        cmd.ExecuteNonQuery();
        con.Close();
        bind_Grid();
    
    }
    protected void gvdatabase_RowEditing(object sender, GridViewEditEventArgs e)
    {
        gvdatabase.EditIndex = e.NewEditIndex;
        bind_Grid();
    }
    protected void gvdatabase_RowUpdating(object sender, GridViewUpdateEventArgs e)
    {
        GridViewRow row;
        row = gvdatabase.Rows[e.RowIndex];


        Label lblid = row.FindControl("lblid") as Label;
        TextBox txtname = row.FindControl("txtname") as TextBox;
        TextBox txtdesignation = row.FindControl("txtdesignation") as TextBox;

        con.Open();
        SqlCommand cmd = new SqlCommand("update Table_1 set Name='" + txtname.Text + "',Designation= '" + txtdesignation.Text + "' where ID='" + lblid.Text + "'", con);
        cmd.ExecuteNonQuery();
        con.Close();
        gvdatabase.EditIndex = -1;
        bind_Grid();
    }
    protected void btninsert_Click(object sender, EventArgs e)
    {
        TextBox txtid = gvdatabase.FooterRow.FindControl("txtIid") as TextBox;
        TextBox txtname = gvdatabase.FooterRow.FindControl("txtIname") as TextBox;
        TextBox txtdesignation = gvdatabase.FooterRow.FindControl("txtIsurname") as TextBox; con.Open();
        SqlCommand cmd = new SqlCommand("insert into  Table_1 values('" + txtid.Text + "','" + txtname.Text + "','" + txtdesignation.Text + "')", con);
        cmd.ExecuteNonQuery();
        con.Close();
        bind_Grid();
    }
}

Demo:

Create an application in C# to insert, delete, and Edit the data using Gridview control.
Create an application in C# to insert, delete, and Edit the data using Gridview control.

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