Note: I need complete solution as soon as possible because I am Stuck in my Project. I am making a Attendance System in which I get Student Record from student table in a Gridview with a check box. tick the check box for present and leave unchecked for absent. submit my record to attendance. Problem: If I Check or left unchecked it will show the Absent in Database Results after submission of attendance please check my code please.
HTML
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="RecordTablesss.WebForm1" %>
<!DOCTYPE html>
<html xmlns="http://ift.tt/lH0Osb">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" OnSelectedIndexChanged="GridView1_SelectedIndexChanged">
<Columns>
<asp:TemplateField>
<ItemTemplate>
<asp:Label ID="LabelSr" runat="server" Text=<%#Eval("Sr_Number") %>></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<ItemTemplate>
<asp:Label ID="LabelName" runat="server" Text=<%#Eval("Name") %>></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<ItemTemplate>
<asp:Label ID="LabelFN" runat="server" Text=<%#Eval("F_Name") %>></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField>
<ItemTemplate>
<asp:CheckBox ID="CheckAttendence" runat="server" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
<asp:Button ID="ButtonSubmit" runat="server" Text="Submit" OnClick="SaveAttendence" style="width: 61px" />
</div>
</form>
</body>
</html>
Code Behind:
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Configuration;
namespace RecordTablesss
{
public partial class WebForm1 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
loadData();
}
protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
{
}
private void loadData()
{
SqlConnection con = new SqlConnection("Data Source=HammadMaqbool;Initial Catalog=FYP_Demo;Integrated Security=True");
con.Open();
SqlDataAdapter da = new SqlDataAdapter("Select Sr_Number,Name,F_Name From Registerd_Student",con);
DataSet ds = new DataSet();
da.Fill(ds);
GridView1.DataSource = ds.Tables[0];
GridView1.DataBind();
}
protected void SaveAttendence(object sender, EventArgs e)
{
foreach (GridViewRow row in GridView1.Rows)
{
if (row.RowType == DataControlRowType.DataRow)
{
string sta = "";
CheckBox chkVar_ = row.FindControl("CheckAttendence") as CheckBox;
if (chkVar_.Checked)
sta = "P";
sta = "A";
string StudentName = (row.FindControl("LabelName") as Label).Text;
string F_Name = (row.FindControl("LabelFN") as Label).Text;
int Number = int.Parse( (row.FindControl("LabelSr") as Label).Text);
//From Here to onword Database Operations. ..
SqlConnection conn = new SqlConnection("Data Source=HammadMaqbool;Initial Catalog=FYP_Demo;Integrated Security=True");
conn.Open();
SqlCommand cmd = new SqlCommand("Insert into Attendance_B values('"+Convert.ToInt32(Number)+"','"+StudentName+"','"+F_Name+"','"+sta+"')",conn);
cmd.ExecuteNonQuery();
}
}
}
protected void ButtonSubmit_Click(object sender, EventArgs e)
{
}
}
}
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