Share info: November 2015

Monday, November 30, 2015

Dynamically populating Grid View

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Data;

public partial class _Default : System.Web.UI.Page
{
SqlConnection s1;
protected void Page_Load(object sender, EventArgs e)
{
string ss = @"Data Source=VMB-PC\SQLEXPRESS;Initial Catalog=website;Integrated Security=True";
s1 = new SqlConnection(ss);
try
{
s1.Open();
DataTable dt = new DataTable();
dt.Columns.AddRange(new DataColumn[5] { new DataColumn("Rollno", typeof(int)),
new DataColumn("Name", typeof(string)),
new DataColumn("Department",typeof(string)),
new DataColumn("Batch",typeof(string)),
new DataColumn("Section",typeof(string))});
dt.Rows.Add(1, "h", "a", "s","c");
GridView1.DataSource = dt;
GridView1.DataBind();

}
catch (Exception excep)
{

}
}
protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
{
string s = GridView1.SelectedRow.Cells[1].Text;
Label1.Text = s;

}
}

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>

</div>
<asp:GridView ID="GridView1" runat="server" AutoGenerateSelectButton="True" CellPadding="4" ForeColor="#333333" GridLines="None" OnSelectedIndexChanged="GridView1_SelectedIndexChanged">
<AlternatingRowStyle BackColor="White" />
<FooterStyle BackColor="#990000" Font-Bold="True" ForeColor="White" />
<HeaderStyle BackColor="#990000" Font-Bold="True" ForeColor="White" />
<PagerStyle BackColor="#FFCC66" ForeColor="#333333" HorizontalAlign="Center" />
<RowStyle BackColor="#FFFBD6" ForeColor="#333333" />
<SelectedRowStyle BackColor="#FFCC66" Font-Bold="True" ForeColor="Navy" />
<SortedAscendingCellStyle BackColor="#FDF5AC" />
<SortedAscendingHeaderStyle BackColor="#4D0000" />
<SortedDescendingCellStyle BackColor="#FCF6C0" />
<SortedDescendingHeaderStyle BackColor="#820000" />
</asp:GridView>
<asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
</form>
</body>
</html>

Thursday, November 26, 2015

Dynamically populating DropDown List in asp.net C#

string ss = @"Data Source=VMB-PC\SQLEXPRESS;Initial Catalog=website;Integrated Security=True";
s = new SqlConnection(ss);

s.Open();
SqlCommand cmd = new SqlCommand("select *from departments",s);
SqlDataReader d = cmd.ExecuteReader();
for (int i = 0; d.Read(); i++)
{

DropDownList1.Items.Insert(i, d.GetString(0));
}

Disable BACK button in asp.net c#

<head>
<script type ="text/javascript">
window.onload = window.history.forward(0);
</script>

</head>

Tuesday, November 24, 2015

Creating Alert In Asp.net C#

protected void but1(object sender, EventArgs e)
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
sb.Append("<script type = 'text/javascript'>");
sb.Append("window.onload=function(){");
sb.Append("alert('");
sb.Append("Message to be displayed");
sb.Append("')};");
sb.Append("</script>");
ClientScript.RegisterClientScriptBlock(this.GetType(), "alert", sb.ToString());

}